Page 1
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 120
Volvo Group Trucks Technology
1
The new Medium Duty Engine Platform for
the Commercial Vehicles in the Volvo group
Olivier LOZAR MD Platform chief engineerPowertrain Engineering Group Trucks Technology
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 220
Volvo Group Trucks Technology
Background
2
bull Volvo Group truck brands are present in all continents
bull Highest volume in the Medium Duty segments are in South East Asia
bull High features and low cost are required at the same time
bull All emissions standards certified Euro III to Euro VI and Tier 2 to Tier 4f
bull Targeting a wide offering with a minimum of part numbers
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 320
Volvo Group Trucks Technology
MD Engine Platform - Automotive Applications - 2014
Hybrid
E u r o
V I
B 1 0 0
c e
r t i f i e d
E u r o
I I I
3
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 420
Volvo Group Trucks TechnologyVolvo Group Trucks Technology
MDE platform running two races in parallel
Fuel efficiency CO 2 Alt Fuel Hybrid Cost of Ownership
Focused BRIC markets
Low cost Reliable Robust
Deliver Expand New technologies2013-14 2015-2021
Euro VIpPNLTTier4FStage 5
Euro IIIIVVTier23
2022-gt
4
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 520
Volvo Group Trucks Technology
Long Block Assembly
Final Engine Assembly
Truck Assembly
VECV
Bangalore Bangkok
Ageo
VNX
Blainville
Long Block Supply
Full Engine supply
C u r r e n t
MDE Platform ndash Industrial footprint
5
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 620
Volvo Group Trucks Technology
6
bull CH assembly
bull CB assemblybull Camshaft
bull Crankshaft
bull Crank train
bull Valve train
bull Piston
MDE Long block supplier base 100 in India
MDE Long block definition
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 720
Volvo Group Trucks Technology
7
RearGear train
Smartactuator VNT
Aluminumpiston
Fracturedconrod
SOHC 4
valvescylinder
Deep skirtstructure
dry liner forcompactness
Oil trap in
valve cover
Crankcaseventilation
open or close
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 820
Volvo Group Trucks Technology
8
EGR venturi +
dP sensor
Air
compressormono or twin
Air intakethrottle
Gear drivenHP fuel pump
CompactFEAD
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 920
Volvo Group Trucks Technology
9
Engine ECU
EGR cooler
Starter motor CompactFEAD
VGT + HC
nozzle +exhaust flap
Efficient oil trapin valve cover
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1020
Volvo Group Trucks Technology
10
MDE key characteristics
Official engine designation MDE8 MDE5
Emission level Euro III IV V VI and Tier 2 3 4f
No of Cylinders amp Arrangement 6 cylinders in line 4 cylinders in line
Combustion system 4 Stroke Diesel Direct Injection
Valve mechanism SOHC 4Valves per cylinder
Bore Stroke 110mm 135mm
Displacement 7 698cc 5132cc
Swept volume asymp 13l (1283l)
Compression ratio 1751
Fuel supply mode Feed pump main fuel filter on negative pressure for Euro III IV VPositive pressure for Tier4FEuro VI
Fuel system type Common Rail
Fuel peak injection pressure 1600 bar or 2000 bar
Crank Case Ventilation Open Open extended (filter) Closed
Aspiration turbocharger typeEuro III IV V Fixed Geometry-Turbo mechanical and controlled Waste-gate
Tier4F Euro VI Variable Geometry Turbocharger with electronic actuator
EGREuro III IV V No internal EGR
Tier4F EUVI high pressure cooled EGR
Drivelines interface Flywheel housing SAE1 SAE2 amp SAE3
Volts 24V
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1120
Volvo Group Trucks Technology
11
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1220
Volvo Group Trucks Technology
Design Concepts - Cylinder Block
bull Deep skirt +Frame reinforcement concept for weight reduction
bull Dry liner concept for weight reduction and shorter bore pitch
bull Integrated rear flange for stiffness
360 Deg cooling beltOn the upper area
Frame reinforcement
Liner
12
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1320
Volvo Group Trucks Technology
Design Concepts - Cylinder Head
Exhaust Port
Intake Port
Cross-flow Design
Low positionCam amp Spring
OHC Design
High PCP capability but still using gray cast iron
Shortest cylinder head as OHC design (Specific Cam gear position )
Low height design (Low position valve spring and Cam shaft)
EncroachingCam gearposition
13
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1420
Volvo Group Trucks Technology
14
Valve-train 4V SOHC
ExhaustRocker Arm
InletRocker Arm
Bearingcap
Rocker armshaft
bull Lower camshaft bearing cap included into cylinderhead reducing overall engine height
bull Rocker arm roller to reduce friction
bull Guideless valve bridge
bull Light valve train not driving FIE
bull Single set per cylinder only camshaftvariant from 6 to 4 cylinders
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1520
Volvo Group Trucks Technology
Solenoidcontrol valve
2 sets of 3 cylinders
Plug-in engine
brake system
15
Integrated Jake Brake on MDE8 engine
Brake pistonacting on outerexhaust valve
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1620
Volvo Group Trucks Technology
16
983109983157983154983151 983126983113 983087 983124983145983141983154983092983142 983087 983152983120983118983116983124983098
983148983141983137983147983148983141983155983155 983145983150983146983141983139983156983151983154983155
983137983148983148983151983159983145983150983143 983149983137983160983145983149983157983149
983145983150983146983141983139983156983145983151983150 983152983154983141983155983155983157983154983141 983137983156983158983141983154983161 983148983151983159 983154983141983158983155 983142983151983154 983137983150
983151983152983156983145983149983145983162983141983140 983139983151983149983138983157983155983156983145983151983150
983125983152 983156983151 983095 983145983150983146983141983139983156983145983151983150 983141983158983141983150983156983155
983152983141983154 983155983156983154983151983147983141 983137983148983148983151983159983145983150983143 983152983145983148983151983156
983139983148983151983155983141 983152983151983155983156 983137983150983140 983148983137983156983141 983152983151983155983156983145983150983146983141983139983156983145983151983150
983106983137983155983145983139 983089983094983088983088983138 983110983113983109 983155983161983155983156983141983149
983142983151983154 983109983157983154983151 983113983113983113983087983113983126983087983126 983159983145983156983144 983142983157983148983148
983149983157983148983156983145983152983148983141 983145983150983146983141983139983156983145983151983150
983139983137983152983137983138983145983148983145983156983161
FIE ndash Common rail system
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 2
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 220
Volvo Group Trucks Technology
Background
2
bull Volvo Group truck brands are present in all continents
bull Highest volume in the Medium Duty segments are in South East Asia
bull High features and low cost are required at the same time
bull All emissions standards certified Euro III to Euro VI and Tier 2 to Tier 4f
bull Targeting a wide offering with a minimum of part numbers
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 320
Volvo Group Trucks Technology
MD Engine Platform - Automotive Applications - 2014
Hybrid
E u r o
V I
B 1 0 0
c e
r t i f i e d
E u r o
I I I
3
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 420
Volvo Group Trucks TechnologyVolvo Group Trucks Technology
MDE platform running two races in parallel
Fuel efficiency CO 2 Alt Fuel Hybrid Cost of Ownership
Focused BRIC markets
Low cost Reliable Robust
Deliver Expand New technologies2013-14 2015-2021
Euro VIpPNLTTier4FStage 5
Euro IIIIVVTier23
2022-gt
4
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 520
Volvo Group Trucks Technology
Long Block Assembly
Final Engine Assembly
Truck Assembly
VECV
Bangalore Bangkok
Ageo
VNX
Blainville
Long Block Supply
Full Engine supply
C u r r e n t
MDE Platform ndash Industrial footprint
5
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 620
Volvo Group Trucks Technology
6
bull CH assembly
bull CB assemblybull Camshaft
bull Crankshaft
bull Crank train
bull Valve train
bull Piston
MDE Long block supplier base 100 in India
MDE Long block definition
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 720
Volvo Group Trucks Technology
7
RearGear train
Smartactuator VNT
Aluminumpiston
Fracturedconrod
SOHC 4
valvescylinder
Deep skirtstructure
dry liner forcompactness
Oil trap in
valve cover
Crankcaseventilation
open or close
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 820
Volvo Group Trucks Technology
8
EGR venturi +
dP sensor
Air
compressormono or twin
Air intakethrottle
Gear drivenHP fuel pump
CompactFEAD
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 920
Volvo Group Trucks Technology
9
Engine ECU
EGR cooler
Starter motor CompactFEAD
VGT + HC
nozzle +exhaust flap
Efficient oil trapin valve cover
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1020
Volvo Group Trucks Technology
10
MDE key characteristics
Official engine designation MDE8 MDE5
Emission level Euro III IV V VI and Tier 2 3 4f
No of Cylinders amp Arrangement 6 cylinders in line 4 cylinders in line
Combustion system 4 Stroke Diesel Direct Injection
Valve mechanism SOHC 4Valves per cylinder
Bore Stroke 110mm 135mm
Displacement 7 698cc 5132cc
Swept volume asymp 13l (1283l)
Compression ratio 1751
Fuel supply mode Feed pump main fuel filter on negative pressure for Euro III IV VPositive pressure for Tier4FEuro VI
Fuel system type Common Rail
Fuel peak injection pressure 1600 bar or 2000 bar
Crank Case Ventilation Open Open extended (filter) Closed
Aspiration turbocharger typeEuro III IV V Fixed Geometry-Turbo mechanical and controlled Waste-gate
Tier4F Euro VI Variable Geometry Turbocharger with electronic actuator
EGREuro III IV V No internal EGR
Tier4F EUVI high pressure cooled EGR
Drivelines interface Flywheel housing SAE1 SAE2 amp SAE3
Volts 24V
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1120
Volvo Group Trucks Technology
11
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1220
Volvo Group Trucks Technology
Design Concepts - Cylinder Block
bull Deep skirt +Frame reinforcement concept for weight reduction
bull Dry liner concept for weight reduction and shorter bore pitch
bull Integrated rear flange for stiffness
360 Deg cooling beltOn the upper area
Frame reinforcement
Liner
12
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1320
Volvo Group Trucks Technology
Design Concepts - Cylinder Head
Exhaust Port
Intake Port
Cross-flow Design
Low positionCam amp Spring
OHC Design
High PCP capability but still using gray cast iron
Shortest cylinder head as OHC design (Specific Cam gear position )
Low height design (Low position valve spring and Cam shaft)
EncroachingCam gearposition
13
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1420
Volvo Group Trucks Technology
14
Valve-train 4V SOHC
ExhaustRocker Arm
InletRocker Arm
Bearingcap
Rocker armshaft
bull Lower camshaft bearing cap included into cylinderhead reducing overall engine height
bull Rocker arm roller to reduce friction
bull Guideless valve bridge
bull Light valve train not driving FIE
bull Single set per cylinder only camshaftvariant from 6 to 4 cylinders
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1520
Volvo Group Trucks Technology
Solenoidcontrol valve
2 sets of 3 cylinders
Plug-in engine
brake system
15
Integrated Jake Brake on MDE8 engine
Brake pistonacting on outerexhaust valve
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1620
Volvo Group Trucks Technology
16
983109983157983154983151 983126983113 983087 983124983145983141983154983092983142 983087 983152983120983118983116983124983098
983148983141983137983147983148983141983155983155 983145983150983146983141983139983156983151983154983155
983137983148983148983151983159983145983150983143 983149983137983160983145983149983157983149
983145983150983146983141983139983156983145983151983150 983152983154983141983155983155983157983154983141 983137983156983158983141983154983161 983148983151983159 983154983141983158983155 983142983151983154 983137983150
983151983152983156983145983149983145983162983141983140 983139983151983149983138983157983155983156983145983151983150
983125983152 983156983151 983095 983145983150983146983141983139983156983145983151983150 983141983158983141983150983156983155
983152983141983154 983155983156983154983151983147983141 983137983148983148983151983159983145983150983143 983152983145983148983151983156
983139983148983151983155983141 983152983151983155983156 983137983150983140 983148983137983156983141 983152983151983155983156983145983150983146983141983139983156983145983151983150
983106983137983155983145983139 983089983094983088983088983138 983110983113983109 983155983161983155983156983141983149
983142983151983154 983109983157983154983151 983113983113983113983087983113983126983087983126 983159983145983156983144 983142983157983148983148
983149983157983148983156983145983152983148983141 983145983150983146983141983139983156983145983151983150
983139983137983152983137983138983145983148983145983156983161
FIE ndash Common rail system
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 3
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 320
Volvo Group Trucks Technology
MD Engine Platform - Automotive Applications - 2014
Hybrid
E u r o
V I
B 1 0 0
c e
r t i f i e d
E u r o
I I I
3
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 420
Volvo Group Trucks TechnologyVolvo Group Trucks Technology
MDE platform running two races in parallel
Fuel efficiency CO 2 Alt Fuel Hybrid Cost of Ownership
Focused BRIC markets
Low cost Reliable Robust
Deliver Expand New technologies2013-14 2015-2021
Euro VIpPNLTTier4FStage 5
Euro IIIIVVTier23
2022-gt
4
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 520
Volvo Group Trucks Technology
Long Block Assembly
Final Engine Assembly
Truck Assembly
VECV
Bangalore Bangkok
Ageo
VNX
Blainville
Long Block Supply
Full Engine supply
C u r r e n t
MDE Platform ndash Industrial footprint
5
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 620
Volvo Group Trucks Technology
6
bull CH assembly
bull CB assemblybull Camshaft
bull Crankshaft
bull Crank train
bull Valve train
bull Piston
MDE Long block supplier base 100 in India
MDE Long block definition
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 720
Volvo Group Trucks Technology
7
RearGear train
Smartactuator VNT
Aluminumpiston
Fracturedconrod
SOHC 4
valvescylinder
Deep skirtstructure
dry liner forcompactness
Oil trap in
valve cover
Crankcaseventilation
open or close
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 820
Volvo Group Trucks Technology
8
EGR venturi +
dP sensor
Air
compressormono or twin
Air intakethrottle
Gear drivenHP fuel pump
CompactFEAD
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 920
Volvo Group Trucks Technology
9
Engine ECU
EGR cooler
Starter motor CompactFEAD
VGT + HC
nozzle +exhaust flap
Efficient oil trapin valve cover
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1020
Volvo Group Trucks Technology
10
MDE key characteristics
Official engine designation MDE8 MDE5
Emission level Euro III IV V VI and Tier 2 3 4f
No of Cylinders amp Arrangement 6 cylinders in line 4 cylinders in line
Combustion system 4 Stroke Diesel Direct Injection
Valve mechanism SOHC 4Valves per cylinder
Bore Stroke 110mm 135mm
Displacement 7 698cc 5132cc
Swept volume asymp 13l (1283l)
Compression ratio 1751
Fuel supply mode Feed pump main fuel filter on negative pressure for Euro III IV VPositive pressure for Tier4FEuro VI
Fuel system type Common Rail
Fuel peak injection pressure 1600 bar or 2000 bar
Crank Case Ventilation Open Open extended (filter) Closed
Aspiration turbocharger typeEuro III IV V Fixed Geometry-Turbo mechanical and controlled Waste-gate
Tier4F Euro VI Variable Geometry Turbocharger with electronic actuator
EGREuro III IV V No internal EGR
Tier4F EUVI high pressure cooled EGR
Drivelines interface Flywheel housing SAE1 SAE2 amp SAE3
Volts 24V
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1120
Volvo Group Trucks Technology
11
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1220
Volvo Group Trucks Technology
Design Concepts - Cylinder Block
bull Deep skirt +Frame reinforcement concept for weight reduction
bull Dry liner concept for weight reduction and shorter bore pitch
bull Integrated rear flange for stiffness
360 Deg cooling beltOn the upper area
Frame reinforcement
Liner
12
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1320
Volvo Group Trucks Technology
Design Concepts - Cylinder Head
Exhaust Port
Intake Port
Cross-flow Design
Low positionCam amp Spring
OHC Design
High PCP capability but still using gray cast iron
Shortest cylinder head as OHC design (Specific Cam gear position )
Low height design (Low position valve spring and Cam shaft)
EncroachingCam gearposition
13
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1420
Volvo Group Trucks Technology
14
Valve-train 4V SOHC
ExhaustRocker Arm
InletRocker Arm
Bearingcap
Rocker armshaft
bull Lower camshaft bearing cap included into cylinderhead reducing overall engine height
bull Rocker arm roller to reduce friction
bull Guideless valve bridge
bull Light valve train not driving FIE
bull Single set per cylinder only camshaftvariant from 6 to 4 cylinders
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1520
Volvo Group Trucks Technology
Solenoidcontrol valve
2 sets of 3 cylinders
Plug-in engine
brake system
15
Integrated Jake Brake on MDE8 engine
Brake pistonacting on outerexhaust valve
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1620
Volvo Group Trucks Technology
16
983109983157983154983151 983126983113 983087 983124983145983141983154983092983142 983087 983152983120983118983116983124983098
983148983141983137983147983148983141983155983155 983145983150983146983141983139983156983151983154983155
983137983148983148983151983159983145983150983143 983149983137983160983145983149983157983149
983145983150983146983141983139983156983145983151983150 983152983154983141983155983155983157983154983141 983137983156983158983141983154983161 983148983151983159 983154983141983158983155 983142983151983154 983137983150
983151983152983156983145983149983145983162983141983140 983139983151983149983138983157983155983156983145983151983150
983125983152 983156983151 983095 983145983150983146983141983139983156983145983151983150 983141983158983141983150983156983155
983152983141983154 983155983156983154983151983147983141 983137983148983148983151983159983145983150983143 983152983145983148983151983156
983139983148983151983155983141 983152983151983155983156 983137983150983140 983148983137983156983141 983152983151983155983156983145983150983146983141983139983156983145983151983150
983106983137983155983145983139 983089983094983088983088983138 983110983113983109 983155983161983155983156983141983149
983142983151983154 983109983157983154983151 983113983113983113983087983113983126983087983126 983159983145983156983144 983142983157983148983148
983149983157983148983156983145983152983148983141 983145983150983146983141983139983156983145983151983150
983139983137983152983137983138983145983148983145983156983161
FIE ndash Common rail system
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 4
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 420
Volvo Group Trucks TechnologyVolvo Group Trucks Technology
MDE platform running two races in parallel
Fuel efficiency CO 2 Alt Fuel Hybrid Cost of Ownership
Focused BRIC markets
Low cost Reliable Robust
Deliver Expand New technologies2013-14 2015-2021
Euro VIpPNLTTier4FStage 5
Euro IIIIVVTier23
2022-gt
4
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 520
Volvo Group Trucks Technology
Long Block Assembly
Final Engine Assembly
Truck Assembly
VECV
Bangalore Bangkok
Ageo
VNX
Blainville
Long Block Supply
Full Engine supply
C u r r e n t
MDE Platform ndash Industrial footprint
5
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 620
Volvo Group Trucks Technology
6
bull CH assembly
bull CB assemblybull Camshaft
bull Crankshaft
bull Crank train
bull Valve train
bull Piston
MDE Long block supplier base 100 in India
MDE Long block definition
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 720
Volvo Group Trucks Technology
7
RearGear train
Smartactuator VNT
Aluminumpiston
Fracturedconrod
SOHC 4
valvescylinder
Deep skirtstructure
dry liner forcompactness
Oil trap in
valve cover
Crankcaseventilation
open or close
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 820
Volvo Group Trucks Technology
8
EGR venturi +
dP sensor
Air
compressormono or twin
Air intakethrottle
Gear drivenHP fuel pump
CompactFEAD
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 920
Volvo Group Trucks Technology
9
Engine ECU
EGR cooler
Starter motor CompactFEAD
VGT + HC
nozzle +exhaust flap
Efficient oil trapin valve cover
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1020
Volvo Group Trucks Technology
10
MDE key characteristics
Official engine designation MDE8 MDE5
Emission level Euro III IV V VI and Tier 2 3 4f
No of Cylinders amp Arrangement 6 cylinders in line 4 cylinders in line
Combustion system 4 Stroke Diesel Direct Injection
Valve mechanism SOHC 4Valves per cylinder
Bore Stroke 110mm 135mm
Displacement 7 698cc 5132cc
Swept volume asymp 13l (1283l)
Compression ratio 1751
Fuel supply mode Feed pump main fuel filter on negative pressure for Euro III IV VPositive pressure for Tier4FEuro VI
Fuel system type Common Rail
Fuel peak injection pressure 1600 bar or 2000 bar
Crank Case Ventilation Open Open extended (filter) Closed
Aspiration turbocharger typeEuro III IV V Fixed Geometry-Turbo mechanical and controlled Waste-gate
Tier4F Euro VI Variable Geometry Turbocharger with electronic actuator
EGREuro III IV V No internal EGR
Tier4F EUVI high pressure cooled EGR
Drivelines interface Flywheel housing SAE1 SAE2 amp SAE3
Volts 24V
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1120
Volvo Group Trucks Technology
11
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1220
Volvo Group Trucks Technology
Design Concepts - Cylinder Block
bull Deep skirt +Frame reinforcement concept for weight reduction
bull Dry liner concept for weight reduction and shorter bore pitch
bull Integrated rear flange for stiffness
360 Deg cooling beltOn the upper area
Frame reinforcement
Liner
12
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1320
Volvo Group Trucks Technology
Design Concepts - Cylinder Head
Exhaust Port
Intake Port
Cross-flow Design
Low positionCam amp Spring
OHC Design
High PCP capability but still using gray cast iron
Shortest cylinder head as OHC design (Specific Cam gear position )
Low height design (Low position valve spring and Cam shaft)
EncroachingCam gearposition
13
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1420
Volvo Group Trucks Technology
14
Valve-train 4V SOHC
ExhaustRocker Arm
InletRocker Arm
Bearingcap
Rocker armshaft
bull Lower camshaft bearing cap included into cylinderhead reducing overall engine height
bull Rocker arm roller to reduce friction
bull Guideless valve bridge
bull Light valve train not driving FIE
bull Single set per cylinder only camshaftvariant from 6 to 4 cylinders
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1520
Volvo Group Trucks Technology
Solenoidcontrol valve
2 sets of 3 cylinders
Plug-in engine
brake system
15
Integrated Jake Brake on MDE8 engine
Brake pistonacting on outerexhaust valve
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1620
Volvo Group Trucks Technology
16
983109983157983154983151 983126983113 983087 983124983145983141983154983092983142 983087 983152983120983118983116983124983098
983148983141983137983147983148983141983155983155 983145983150983146983141983139983156983151983154983155
983137983148983148983151983159983145983150983143 983149983137983160983145983149983157983149
983145983150983146983141983139983156983145983151983150 983152983154983141983155983155983157983154983141 983137983156983158983141983154983161 983148983151983159 983154983141983158983155 983142983151983154 983137983150
983151983152983156983145983149983145983162983141983140 983139983151983149983138983157983155983156983145983151983150
983125983152 983156983151 983095 983145983150983146983141983139983156983145983151983150 983141983158983141983150983156983155
983152983141983154 983155983156983154983151983147983141 983137983148983148983151983159983145983150983143 983152983145983148983151983156
983139983148983151983155983141 983152983151983155983156 983137983150983140 983148983137983156983141 983152983151983155983156983145983150983146983141983139983156983145983151983150
983106983137983155983145983139 983089983094983088983088983138 983110983113983109 983155983161983155983156983141983149
983142983151983154 983109983157983154983151 983113983113983113983087983113983126983087983126 983159983145983156983144 983142983157983148983148
983149983157983148983156983145983152983148983141 983145983150983146983141983139983156983145983151983150
983139983137983152983137983138983145983148983145983156983161
FIE ndash Common rail system
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 5
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 520
Volvo Group Trucks Technology
Long Block Assembly
Final Engine Assembly
Truck Assembly
VECV
Bangalore Bangkok
Ageo
VNX
Blainville
Long Block Supply
Full Engine supply
C u r r e n t
MDE Platform ndash Industrial footprint
5
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 620
Volvo Group Trucks Technology
6
bull CH assembly
bull CB assemblybull Camshaft
bull Crankshaft
bull Crank train
bull Valve train
bull Piston
MDE Long block supplier base 100 in India
MDE Long block definition
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 720
Volvo Group Trucks Technology
7
RearGear train
Smartactuator VNT
Aluminumpiston
Fracturedconrod
SOHC 4
valvescylinder
Deep skirtstructure
dry liner forcompactness
Oil trap in
valve cover
Crankcaseventilation
open or close
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 820
Volvo Group Trucks Technology
8
EGR venturi +
dP sensor
Air
compressormono or twin
Air intakethrottle
Gear drivenHP fuel pump
CompactFEAD
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 920
Volvo Group Trucks Technology
9
Engine ECU
EGR cooler
Starter motor CompactFEAD
VGT + HC
nozzle +exhaust flap
Efficient oil trapin valve cover
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1020
Volvo Group Trucks Technology
10
MDE key characteristics
Official engine designation MDE8 MDE5
Emission level Euro III IV V VI and Tier 2 3 4f
No of Cylinders amp Arrangement 6 cylinders in line 4 cylinders in line
Combustion system 4 Stroke Diesel Direct Injection
Valve mechanism SOHC 4Valves per cylinder
Bore Stroke 110mm 135mm
Displacement 7 698cc 5132cc
Swept volume asymp 13l (1283l)
Compression ratio 1751
Fuel supply mode Feed pump main fuel filter on negative pressure for Euro III IV VPositive pressure for Tier4FEuro VI
Fuel system type Common Rail
Fuel peak injection pressure 1600 bar or 2000 bar
Crank Case Ventilation Open Open extended (filter) Closed
Aspiration turbocharger typeEuro III IV V Fixed Geometry-Turbo mechanical and controlled Waste-gate
Tier4F Euro VI Variable Geometry Turbocharger with electronic actuator
EGREuro III IV V No internal EGR
Tier4F EUVI high pressure cooled EGR
Drivelines interface Flywheel housing SAE1 SAE2 amp SAE3
Volts 24V
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1120
Volvo Group Trucks Technology
11
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1220
Volvo Group Trucks Technology
Design Concepts - Cylinder Block
bull Deep skirt +Frame reinforcement concept for weight reduction
bull Dry liner concept for weight reduction and shorter bore pitch
bull Integrated rear flange for stiffness
360 Deg cooling beltOn the upper area
Frame reinforcement
Liner
12
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1320
Volvo Group Trucks Technology
Design Concepts - Cylinder Head
Exhaust Port
Intake Port
Cross-flow Design
Low positionCam amp Spring
OHC Design
High PCP capability but still using gray cast iron
Shortest cylinder head as OHC design (Specific Cam gear position )
Low height design (Low position valve spring and Cam shaft)
EncroachingCam gearposition
13
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1420
Volvo Group Trucks Technology
14
Valve-train 4V SOHC
ExhaustRocker Arm
InletRocker Arm
Bearingcap
Rocker armshaft
bull Lower camshaft bearing cap included into cylinderhead reducing overall engine height
bull Rocker arm roller to reduce friction
bull Guideless valve bridge
bull Light valve train not driving FIE
bull Single set per cylinder only camshaftvariant from 6 to 4 cylinders
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1520
Volvo Group Trucks Technology
Solenoidcontrol valve
2 sets of 3 cylinders
Plug-in engine
brake system
15
Integrated Jake Brake on MDE8 engine
Brake pistonacting on outerexhaust valve
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1620
Volvo Group Trucks Technology
16
983109983157983154983151 983126983113 983087 983124983145983141983154983092983142 983087 983152983120983118983116983124983098
983148983141983137983147983148983141983155983155 983145983150983146983141983139983156983151983154983155
983137983148983148983151983159983145983150983143 983149983137983160983145983149983157983149
983145983150983146983141983139983156983145983151983150 983152983154983141983155983155983157983154983141 983137983156983158983141983154983161 983148983151983159 983154983141983158983155 983142983151983154 983137983150
983151983152983156983145983149983145983162983141983140 983139983151983149983138983157983155983156983145983151983150
983125983152 983156983151 983095 983145983150983146983141983139983156983145983151983150 983141983158983141983150983156983155
983152983141983154 983155983156983154983151983147983141 983137983148983148983151983159983145983150983143 983152983145983148983151983156
983139983148983151983155983141 983152983151983155983156 983137983150983140 983148983137983156983141 983152983151983155983156983145983150983146983141983139983156983145983151983150
983106983137983155983145983139 983089983094983088983088983138 983110983113983109 983155983161983155983156983141983149
983142983151983154 983109983157983154983151 983113983113983113983087983113983126983087983126 983159983145983156983144 983142983157983148983148
983149983157983148983156983145983152983148983141 983145983150983146983141983139983156983145983151983150
983139983137983152983137983138983145983148983145983156983161
FIE ndash Common rail system
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 6
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 620
Volvo Group Trucks Technology
6
bull CH assembly
bull CB assemblybull Camshaft
bull Crankshaft
bull Crank train
bull Valve train
bull Piston
MDE Long block supplier base 100 in India
MDE Long block definition
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 720
Volvo Group Trucks Technology
7
RearGear train
Smartactuator VNT
Aluminumpiston
Fracturedconrod
SOHC 4
valvescylinder
Deep skirtstructure
dry liner forcompactness
Oil trap in
valve cover
Crankcaseventilation
open or close
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 820
Volvo Group Trucks Technology
8
EGR venturi +
dP sensor
Air
compressormono or twin
Air intakethrottle
Gear drivenHP fuel pump
CompactFEAD
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 920
Volvo Group Trucks Technology
9
Engine ECU
EGR cooler
Starter motor CompactFEAD
VGT + HC
nozzle +exhaust flap
Efficient oil trapin valve cover
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1020
Volvo Group Trucks Technology
10
MDE key characteristics
Official engine designation MDE8 MDE5
Emission level Euro III IV V VI and Tier 2 3 4f
No of Cylinders amp Arrangement 6 cylinders in line 4 cylinders in line
Combustion system 4 Stroke Diesel Direct Injection
Valve mechanism SOHC 4Valves per cylinder
Bore Stroke 110mm 135mm
Displacement 7 698cc 5132cc
Swept volume asymp 13l (1283l)
Compression ratio 1751
Fuel supply mode Feed pump main fuel filter on negative pressure for Euro III IV VPositive pressure for Tier4FEuro VI
Fuel system type Common Rail
Fuel peak injection pressure 1600 bar or 2000 bar
Crank Case Ventilation Open Open extended (filter) Closed
Aspiration turbocharger typeEuro III IV V Fixed Geometry-Turbo mechanical and controlled Waste-gate
Tier4F Euro VI Variable Geometry Turbocharger with electronic actuator
EGREuro III IV V No internal EGR
Tier4F EUVI high pressure cooled EGR
Drivelines interface Flywheel housing SAE1 SAE2 amp SAE3
Volts 24V
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1120
Volvo Group Trucks Technology
11
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1220
Volvo Group Trucks Technology
Design Concepts - Cylinder Block
bull Deep skirt +Frame reinforcement concept for weight reduction
bull Dry liner concept for weight reduction and shorter bore pitch
bull Integrated rear flange for stiffness
360 Deg cooling beltOn the upper area
Frame reinforcement
Liner
12
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1320
Volvo Group Trucks Technology
Design Concepts - Cylinder Head
Exhaust Port
Intake Port
Cross-flow Design
Low positionCam amp Spring
OHC Design
High PCP capability but still using gray cast iron
Shortest cylinder head as OHC design (Specific Cam gear position )
Low height design (Low position valve spring and Cam shaft)
EncroachingCam gearposition
13
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1420
Volvo Group Trucks Technology
14
Valve-train 4V SOHC
ExhaustRocker Arm
InletRocker Arm
Bearingcap
Rocker armshaft
bull Lower camshaft bearing cap included into cylinderhead reducing overall engine height
bull Rocker arm roller to reduce friction
bull Guideless valve bridge
bull Light valve train not driving FIE
bull Single set per cylinder only camshaftvariant from 6 to 4 cylinders
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1520
Volvo Group Trucks Technology
Solenoidcontrol valve
2 sets of 3 cylinders
Plug-in engine
brake system
15
Integrated Jake Brake on MDE8 engine
Brake pistonacting on outerexhaust valve
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1620
Volvo Group Trucks Technology
16
983109983157983154983151 983126983113 983087 983124983145983141983154983092983142 983087 983152983120983118983116983124983098
983148983141983137983147983148983141983155983155 983145983150983146983141983139983156983151983154983155
983137983148983148983151983159983145983150983143 983149983137983160983145983149983157983149
983145983150983146983141983139983156983145983151983150 983152983154983141983155983155983157983154983141 983137983156983158983141983154983161 983148983151983159 983154983141983158983155 983142983151983154 983137983150
983151983152983156983145983149983145983162983141983140 983139983151983149983138983157983155983156983145983151983150
983125983152 983156983151 983095 983145983150983146983141983139983156983145983151983150 983141983158983141983150983156983155
983152983141983154 983155983156983154983151983147983141 983137983148983148983151983159983145983150983143 983152983145983148983151983156
983139983148983151983155983141 983152983151983155983156 983137983150983140 983148983137983156983141 983152983151983155983156983145983150983146983141983139983156983145983151983150
983106983137983155983145983139 983089983094983088983088983138 983110983113983109 983155983161983155983156983141983149
983142983151983154 983109983157983154983151 983113983113983113983087983113983126983087983126 983159983145983156983144 983142983157983148983148
983149983157983148983156983145983152983148983141 983145983150983146983141983139983156983145983151983150
983139983137983152983137983138983145983148983145983156983161
FIE ndash Common rail system
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 7
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 720
Volvo Group Trucks Technology
7
RearGear train
Smartactuator VNT
Aluminumpiston
Fracturedconrod
SOHC 4
valvescylinder
Deep skirtstructure
dry liner forcompactness
Oil trap in
valve cover
Crankcaseventilation
open or close
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 820
Volvo Group Trucks Technology
8
EGR venturi +
dP sensor
Air
compressormono or twin
Air intakethrottle
Gear drivenHP fuel pump
CompactFEAD
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 920
Volvo Group Trucks Technology
9
Engine ECU
EGR cooler
Starter motor CompactFEAD
VGT + HC
nozzle +exhaust flap
Efficient oil trapin valve cover
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1020
Volvo Group Trucks Technology
10
MDE key characteristics
Official engine designation MDE8 MDE5
Emission level Euro III IV V VI and Tier 2 3 4f
No of Cylinders amp Arrangement 6 cylinders in line 4 cylinders in line
Combustion system 4 Stroke Diesel Direct Injection
Valve mechanism SOHC 4Valves per cylinder
Bore Stroke 110mm 135mm
Displacement 7 698cc 5132cc
Swept volume asymp 13l (1283l)
Compression ratio 1751
Fuel supply mode Feed pump main fuel filter on negative pressure for Euro III IV VPositive pressure for Tier4FEuro VI
Fuel system type Common Rail
Fuel peak injection pressure 1600 bar or 2000 bar
Crank Case Ventilation Open Open extended (filter) Closed
Aspiration turbocharger typeEuro III IV V Fixed Geometry-Turbo mechanical and controlled Waste-gate
Tier4F Euro VI Variable Geometry Turbocharger with electronic actuator
EGREuro III IV V No internal EGR
Tier4F EUVI high pressure cooled EGR
Drivelines interface Flywheel housing SAE1 SAE2 amp SAE3
Volts 24V
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1120
Volvo Group Trucks Technology
11
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1220
Volvo Group Trucks Technology
Design Concepts - Cylinder Block
bull Deep skirt +Frame reinforcement concept for weight reduction
bull Dry liner concept for weight reduction and shorter bore pitch
bull Integrated rear flange for stiffness
360 Deg cooling beltOn the upper area
Frame reinforcement
Liner
12
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1320
Volvo Group Trucks Technology
Design Concepts - Cylinder Head
Exhaust Port
Intake Port
Cross-flow Design
Low positionCam amp Spring
OHC Design
High PCP capability but still using gray cast iron
Shortest cylinder head as OHC design (Specific Cam gear position )
Low height design (Low position valve spring and Cam shaft)
EncroachingCam gearposition
13
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1420
Volvo Group Trucks Technology
14
Valve-train 4V SOHC
ExhaustRocker Arm
InletRocker Arm
Bearingcap
Rocker armshaft
bull Lower camshaft bearing cap included into cylinderhead reducing overall engine height
bull Rocker arm roller to reduce friction
bull Guideless valve bridge
bull Light valve train not driving FIE
bull Single set per cylinder only camshaftvariant from 6 to 4 cylinders
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1520
Volvo Group Trucks Technology
Solenoidcontrol valve
2 sets of 3 cylinders
Plug-in engine
brake system
15
Integrated Jake Brake on MDE8 engine
Brake pistonacting on outerexhaust valve
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1620
Volvo Group Trucks Technology
16
983109983157983154983151 983126983113 983087 983124983145983141983154983092983142 983087 983152983120983118983116983124983098
983148983141983137983147983148983141983155983155 983145983150983146983141983139983156983151983154983155
983137983148983148983151983159983145983150983143 983149983137983160983145983149983157983149
983145983150983146983141983139983156983145983151983150 983152983154983141983155983155983157983154983141 983137983156983158983141983154983161 983148983151983159 983154983141983158983155 983142983151983154 983137983150
983151983152983156983145983149983145983162983141983140 983139983151983149983138983157983155983156983145983151983150
983125983152 983156983151 983095 983145983150983146983141983139983156983145983151983150 983141983158983141983150983156983155
983152983141983154 983155983156983154983151983147983141 983137983148983148983151983159983145983150983143 983152983145983148983151983156
983139983148983151983155983141 983152983151983155983156 983137983150983140 983148983137983156983141 983152983151983155983156983145983150983146983141983139983156983145983151983150
983106983137983155983145983139 983089983094983088983088983138 983110983113983109 983155983161983155983156983141983149
983142983151983154 983109983157983154983151 983113983113983113983087983113983126983087983126 983159983145983156983144 983142983157983148983148
983149983157983148983156983145983152983148983141 983145983150983146983141983139983156983145983151983150
983139983137983152983137983138983145983148983145983156983161
FIE ndash Common rail system
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 8
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 820
Volvo Group Trucks Technology
8
EGR venturi +
dP sensor
Air
compressormono or twin
Air intakethrottle
Gear drivenHP fuel pump
CompactFEAD
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 920
Volvo Group Trucks Technology
9
Engine ECU
EGR cooler
Starter motor CompactFEAD
VGT + HC
nozzle +exhaust flap
Efficient oil trapin valve cover
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1020
Volvo Group Trucks Technology
10
MDE key characteristics
Official engine designation MDE8 MDE5
Emission level Euro III IV V VI and Tier 2 3 4f
No of Cylinders amp Arrangement 6 cylinders in line 4 cylinders in line
Combustion system 4 Stroke Diesel Direct Injection
Valve mechanism SOHC 4Valves per cylinder
Bore Stroke 110mm 135mm
Displacement 7 698cc 5132cc
Swept volume asymp 13l (1283l)
Compression ratio 1751
Fuel supply mode Feed pump main fuel filter on negative pressure for Euro III IV VPositive pressure for Tier4FEuro VI
Fuel system type Common Rail
Fuel peak injection pressure 1600 bar or 2000 bar
Crank Case Ventilation Open Open extended (filter) Closed
Aspiration turbocharger typeEuro III IV V Fixed Geometry-Turbo mechanical and controlled Waste-gate
Tier4F Euro VI Variable Geometry Turbocharger with electronic actuator
EGREuro III IV V No internal EGR
Tier4F EUVI high pressure cooled EGR
Drivelines interface Flywheel housing SAE1 SAE2 amp SAE3
Volts 24V
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1120
Volvo Group Trucks Technology
11
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1220
Volvo Group Trucks Technology
Design Concepts - Cylinder Block
bull Deep skirt +Frame reinforcement concept for weight reduction
bull Dry liner concept for weight reduction and shorter bore pitch
bull Integrated rear flange for stiffness
360 Deg cooling beltOn the upper area
Frame reinforcement
Liner
12
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1320
Volvo Group Trucks Technology
Design Concepts - Cylinder Head
Exhaust Port
Intake Port
Cross-flow Design
Low positionCam amp Spring
OHC Design
High PCP capability but still using gray cast iron
Shortest cylinder head as OHC design (Specific Cam gear position )
Low height design (Low position valve spring and Cam shaft)
EncroachingCam gearposition
13
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1420
Volvo Group Trucks Technology
14
Valve-train 4V SOHC
ExhaustRocker Arm
InletRocker Arm
Bearingcap
Rocker armshaft
bull Lower camshaft bearing cap included into cylinderhead reducing overall engine height
bull Rocker arm roller to reduce friction
bull Guideless valve bridge
bull Light valve train not driving FIE
bull Single set per cylinder only camshaftvariant from 6 to 4 cylinders
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1520
Volvo Group Trucks Technology
Solenoidcontrol valve
2 sets of 3 cylinders
Plug-in engine
brake system
15
Integrated Jake Brake on MDE8 engine
Brake pistonacting on outerexhaust valve
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1620
Volvo Group Trucks Technology
16
983109983157983154983151 983126983113 983087 983124983145983141983154983092983142 983087 983152983120983118983116983124983098
983148983141983137983147983148983141983155983155 983145983150983146983141983139983156983151983154983155
983137983148983148983151983159983145983150983143 983149983137983160983145983149983157983149
983145983150983146983141983139983156983145983151983150 983152983154983141983155983155983157983154983141 983137983156983158983141983154983161 983148983151983159 983154983141983158983155 983142983151983154 983137983150
983151983152983156983145983149983145983162983141983140 983139983151983149983138983157983155983156983145983151983150
983125983152 983156983151 983095 983145983150983146983141983139983156983145983151983150 983141983158983141983150983156983155
983152983141983154 983155983156983154983151983147983141 983137983148983148983151983159983145983150983143 983152983145983148983151983156
983139983148983151983155983141 983152983151983155983156 983137983150983140 983148983137983156983141 983152983151983155983156983145983150983146983141983139983156983145983151983150
983106983137983155983145983139 983089983094983088983088983138 983110983113983109 983155983161983155983156983141983149
983142983151983154 983109983157983154983151 983113983113983113983087983113983126983087983126 983159983145983156983144 983142983157983148983148
983149983157983148983156983145983152983148983141 983145983150983146983141983139983156983145983151983150
983139983137983152983137983138983145983148983145983156983161
FIE ndash Common rail system
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 9
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 920
Volvo Group Trucks Technology
9
Engine ECU
EGR cooler
Starter motor CompactFEAD
VGT + HC
nozzle +exhaust flap
Efficient oil trapin valve cover
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1020
Volvo Group Trucks Technology
10
MDE key characteristics
Official engine designation MDE8 MDE5
Emission level Euro III IV V VI and Tier 2 3 4f
No of Cylinders amp Arrangement 6 cylinders in line 4 cylinders in line
Combustion system 4 Stroke Diesel Direct Injection
Valve mechanism SOHC 4Valves per cylinder
Bore Stroke 110mm 135mm
Displacement 7 698cc 5132cc
Swept volume asymp 13l (1283l)
Compression ratio 1751
Fuel supply mode Feed pump main fuel filter on negative pressure for Euro III IV VPositive pressure for Tier4FEuro VI
Fuel system type Common Rail
Fuel peak injection pressure 1600 bar or 2000 bar
Crank Case Ventilation Open Open extended (filter) Closed
Aspiration turbocharger typeEuro III IV V Fixed Geometry-Turbo mechanical and controlled Waste-gate
Tier4F Euro VI Variable Geometry Turbocharger with electronic actuator
EGREuro III IV V No internal EGR
Tier4F EUVI high pressure cooled EGR
Drivelines interface Flywheel housing SAE1 SAE2 amp SAE3
Volts 24V
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1120
Volvo Group Trucks Technology
11
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1220
Volvo Group Trucks Technology
Design Concepts - Cylinder Block
bull Deep skirt +Frame reinforcement concept for weight reduction
bull Dry liner concept for weight reduction and shorter bore pitch
bull Integrated rear flange for stiffness
360 Deg cooling beltOn the upper area
Frame reinforcement
Liner
12
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1320
Volvo Group Trucks Technology
Design Concepts - Cylinder Head
Exhaust Port
Intake Port
Cross-flow Design
Low positionCam amp Spring
OHC Design
High PCP capability but still using gray cast iron
Shortest cylinder head as OHC design (Specific Cam gear position )
Low height design (Low position valve spring and Cam shaft)
EncroachingCam gearposition
13
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1420
Volvo Group Trucks Technology
14
Valve-train 4V SOHC
ExhaustRocker Arm
InletRocker Arm
Bearingcap
Rocker armshaft
bull Lower camshaft bearing cap included into cylinderhead reducing overall engine height
bull Rocker arm roller to reduce friction
bull Guideless valve bridge
bull Light valve train not driving FIE
bull Single set per cylinder only camshaftvariant from 6 to 4 cylinders
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1520
Volvo Group Trucks Technology
Solenoidcontrol valve
2 sets of 3 cylinders
Plug-in engine
brake system
15
Integrated Jake Brake on MDE8 engine
Brake pistonacting on outerexhaust valve
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1620
Volvo Group Trucks Technology
16
983109983157983154983151 983126983113 983087 983124983145983141983154983092983142 983087 983152983120983118983116983124983098
983148983141983137983147983148983141983155983155 983145983150983146983141983139983156983151983154983155
983137983148983148983151983159983145983150983143 983149983137983160983145983149983157983149
983145983150983146983141983139983156983145983151983150 983152983154983141983155983155983157983154983141 983137983156983158983141983154983161 983148983151983159 983154983141983158983155 983142983151983154 983137983150
983151983152983156983145983149983145983162983141983140 983139983151983149983138983157983155983156983145983151983150
983125983152 983156983151 983095 983145983150983146983141983139983156983145983151983150 983141983158983141983150983156983155
983152983141983154 983155983156983154983151983147983141 983137983148983148983151983159983145983150983143 983152983145983148983151983156
983139983148983151983155983141 983152983151983155983156 983137983150983140 983148983137983156983141 983152983151983155983156983145983150983146983141983139983156983145983151983150
983106983137983155983145983139 983089983094983088983088983138 983110983113983109 983155983161983155983156983141983149
983142983151983154 983109983157983154983151 983113983113983113983087983113983126983087983126 983159983145983156983144 983142983157983148983148
983149983157983148983156983145983152983148983141 983145983150983146983141983139983156983145983151983150
983139983137983152983137983138983145983148983145983156983161
FIE ndash Common rail system
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 10
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1020
Volvo Group Trucks Technology
10
MDE key characteristics
Official engine designation MDE8 MDE5
Emission level Euro III IV V VI and Tier 2 3 4f
No of Cylinders amp Arrangement 6 cylinders in line 4 cylinders in line
Combustion system 4 Stroke Diesel Direct Injection
Valve mechanism SOHC 4Valves per cylinder
Bore Stroke 110mm 135mm
Displacement 7 698cc 5132cc
Swept volume asymp 13l (1283l)
Compression ratio 1751
Fuel supply mode Feed pump main fuel filter on negative pressure for Euro III IV VPositive pressure for Tier4FEuro VI
Fuel system type Common Rail
Fuel peak injection pressure 1600 bar or 2000 bar
Crank Case Ventilation Open Open extended (filter) Closed
Aspiration turbocharger typeEuro III IV V Fixed Geometry-Turbo mechanical and controlled Waste-gate
Tier4F Euro VI Variable Geometry Turbocharger with electronic actuator
EGREuro III IV V No internal EGR
Tier4F EUVI high pressure cooled EGR
Drivelines interface Flywheel housing SAE1 SAE2 amp SAE3
Volts 24V
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1120
Volvo Group Trucks Technology
11
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1220
Volvo Group Trucks Technology
Design Concepts - Cylinder Block
bull Deep skirt +Frame reinforcement concept for weight reduction
bull Dry liner concept for weight reduction and shorter bore pitch
bull Integrated rear flange for stiffness
360 Deg cooling beltOn the upper area
Frame reinforcement
Liner
12
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1320
Volvo Group Trucks Technology
Design Concepts - Cylinder Head
Exhaust Port
Intake Port
Cross-flow Design
Low positionCam amp Spring
OHC Design
High PCP capability but still using gray cast iron
Shortest cylinder head as OHC design (Specific Cam gear position )
Low height design (Low position valve spring and Cam shaft)
EncroachingCam gearposition
13
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1420
Volvo Group Trucks Technology
14
Valve-train 4V SOHC
ExhaustRocker Arm
InletRocker Arm
Bearingcap
Rocker armshaft
bull Lower camshaft bearing cap included into cylinderhead reducing overall engine height
bull Rocker arm roller to reduce friction
bull Guideless valve bridge
bull Light valve train not driving FIE
bull Single set per cylinder only camshaftvariant from 6 to 4 cylinders
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1520
Volvo Group Trucks Technology
Solenoidcontrol valve
2 sets of 3 cylinders
Plug-in engine
brake system
15
Integrated Jake Brake on MDE8 engine
Brake pistonacting on outerexhaust valve
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1620
Volvo Group Trucks Technology
16
983109983157983154983151 983126983113 983087 983124983145983141983154983092983142 983087 983152983120983118983116983124983098
983148983141983137983147983148983141983155983155 983145983150983146983141983139983156983151983154983155
983137983148983148983151983159983145983150983143 983149983137983160983145983149983157983149
983145983150983146983141983139983156983145983151983150 983152983154983141983155983155983157983154983141 983137983156983158983141983154983161 983148983151983159 983154983141983158983155 983142983151983154 983137983150
983151983152983156983145983149983145983162983141983140 983139983151983149983138983157983155983156983145983151983150
983125983152 983156983151 983095 983145983150983146983141983139983156983145983151983150 983141983158983141983150983156983155
983152983141983154 983155983156983154983151983147983141 983137983148983148983151983159983145983150983143 983152983145983148983151983156
983139983148983151983155983141 983152983151983155983156 983137983150983140 983148983137983156983141 983152983151983155983156983145983150983146983141983139983156983145983151983150
983106983137983155983145983139 983089983094983088983088983138 983110983113983109 983155983161983155983156983141983149
983142983151983154 983109983157983154983151 983113983113983113983087983113983126983087983126 983159983145983156983144 983142983157983148983148
983149983157983148983156983145983152983148983141 983145983150983146983141983139983156983145983151983150
983139983137983152983137983138983145983148983145983156983161
FIE ndash Common rail system
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 11
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1120
Volvo Group Trucks Technology
11
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1220
Volvo Group Trucks Technology
Design Concepts - Cylinder Block
bull Deep skirt +Frame reinforcement concept for weight reduction
bull Dry liner concept for weight reduction and shorter bore pitch
bull Integrated rear flange for stiffness
360 Deg cooling beltOn the upper area
Frame reinforcement
Liner
12
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1320
Volvo Group Trucks Technology
Design Concepts - Cylinder Head
Exhaust Port
Intake Port
Cross-flow Design
Low positionCam amp Spring
OHC Design
High PCP capability but still using gray cast iron
Shortest cylinder head as OHC design (Specific Cam gear position )
Low height design (Low position valve spring and Cam shaft)
EncroachingCam gearposition
13
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1420
Volvo Group Trucks Technology
14
Valve-train 4V SOHC
ExhaustRocker Arm
InletRocker Arm
Bearingcap
Rocker armshaft
bull Lower camshaft bearing cap included into cylinderhead reducing overall engine height
bull Rocker arm roller to reduce friction
bull Guideless valve bridge
bull Light valve train not driving FIE
bull Single set per cylinder only camshaftvariant from 6 to 4 cylinders
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1520
Volvo Group Trucks Technology
Solenoidcontrol valve
2 sets of 3 cylinders
Plug-in engine
brake system
15
Integrated Jake Brake on MDE8 engine
Brake pistonacting on outerexhaust valve
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1620
Volvo Group Trucks Technology
16
983109983157983154983151 983126983113 983087 983124983145983141983154983092983142 983087 983152983120983118983116983124983098
983148983141983137983147983148983141983155983155 983145983150983146983141983139983156983151983154983155
983137983148983148983151983159983145983150983143 983149983137983160983145983149983157983149
983145983150983146983141983139983156983145983151983150 983152983154983141983155983155983157983154983141 983137983156983158983141983154983161 983148983151983159 983154983141983158983155 983142983151983154 983137983150
983151983152983156983145983149983145983162983141983140 983139983151983149983138983157983155983156983145983151983150
983125983152 983156983151 983095 983145983150983146983141983139983156983145983151983150 983141983158983141983150983156983155
983152983141983154 983155983156983154983151983147983141 983137983148983148983151983159983145983150983143 983152983145983148983151983156
983139983148983151983155983141 983152983151983155983156 983137983150983140 983148983137983156983141 983152983151983155983156983145983150983146983141983139983156983145983151983150
983106983137983155983145983139 983089983094983088983088983138 983110983113983109 983155983161983155983156983141983149
983142983151983154 983109983157983154983151 983113983113983113983087983113983126983087983126 983159983145983156983144 983142983157983148983148
983149983157983148983156983145983152983148983141 983145983150983146983141983139983156983145983151983150
983139983137983152983137983138983145983148983145983156983161
FIE ndash Common rail system
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 12
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1220
Volvo Group Trucks Technology
Design Concepts - Cylinder Block
bull Deep skirt +Frame reinforcement concept for weight reduction
bull Dry liner concept for weight reduction and shorter bore pitch
bull Integrated rear flange for stiffness
360 Deg cooling beltOn the upper area
Frame reinforcement
Liner
12
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1320
Volvo Group Trucks Technology
Design Concepts - Cylinder Head
Exhaust Port
Intake Port
Cross-flow Design
Low positionCam amp Spring
OHC Design
High PCP capability but still using gray cast iron
Shortest cylinder head as OHC design (Specific Cam gear position )
Low height design (Low position valve spring and Cam shaft)
EncroachingCam gearposition
13
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1420
Volvo Group Trucks Technology
14
Valve-train 4V SOHC
ExhaustRocker Arm
InletRocker Arm
Bearingcap
Rocker armshaft
bull Lower camshaft bearing cap included into cylinderhead reducing overall engine height
bull Rocker arm roller to reduce friction
bull Guideless valve bridge
bull Light valve train not driving FIE
bull Single set per cylinder only camshaftvariant from 6 to 4 cylinders
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1520
Volvo Group Trucks Technology
Solenoidcontrol valve
2 sets of 3 cylinders
Plug-in engine
brake system
15
Integrated Jake Brake on MDE8 engine
Brake pistonacting on outerexhaust valve
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1620
Volvo Group Trucks Technology
16
983109983157983154983151 983126983113 983087 983124983145983141983154983092983142 983087 983152983120983118983116983124983098
983148983141983137983147983148983141983155983155 983145983150983146983141983139983156983151983154983155
983137983148983148983151983159983145983150983143 983149983137983160983145983149983157983149
983145983150983146983141983139983156983145983151983150 983152983154983141983155983155983157983154983141 983137983156983158983141983154983161 983148983151983159 983154983141983158983155 983142983151983154 983137983150
983151983152983156983145983149983145983162983141983140 983139983151983149983138983157983155983156983145983151983150
983125983152 983156983151 983095 983145983150983146983141983139983156983145983151983150 983141983158983141983150983156983155
983152983141983154 983155983156983154983151983147983141 983137983148983148983151983159983145983150983143 983152983145983148983151983156
983139983148983151983155983141 983152983151983155983156 983137983150983140 983148983137983156983141 983152983151983155983156983145983150983146983141983139983156983145983151983150
983106983137983155983145983139 983089983094983088983088983138 983110983113983109 983155983161983155983156983141983149
983142983151983154 983109983157983154983151 983113983113983113983087983113983126983087983126 983159983145983156983144 983142983157983148983148
983149983157983148983156983145983152983148983141 983145983150983146983141983139983156983145983151983150
983139983137983152983137983138983145983148983145983156983161
FIE ndash Common rail system
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 13
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1320
Volvo Group Trucks Technology
Design Concepts - Cylinder Head
Exhaust Port
Intake Port
Cross-flow Design
Low positionCam amp Spring
OHC Design
High PCP capability but still using gray cast iron
Shortest cylinder head as OHC design (Specific Cam gear position )
Low height design (Low position valve spring and Cam shaft)
EncroachingCam gearposition
13
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1420
Volvo Group Trucks Technology
14
Valve-train 4V SOHC
ExhaustRocker Arm
InletRocker Arm
Bearingcap
Rocker armshaft
bull Lower camshaft bearing cap included into cylinderhead reducing overall engine height
bull Rocker arm roller to reduce friction
bull Guideless valve bridge
bull Light valve train not driving FIE
bull Single set per cylinder only camshaftvariant from 6 to 4 cylinders
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1520
Volvo Group Trucks Technology
Solenoidcontrol valve
2 sets of 3 cylinders
Plug-in engine
brake system
15
Integrated Jake Brake on MDE8 engine
Brake pistonacting on outerexhaust valve
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1620
Volvo Group Trucks Technology
16
983109983157983154983151 983126983113 983087 983124983145983141983154983092983142 983087 983152983120983118983116983124983098
983148983141983137983147983148983141983155983155 983145983150983146983141983139983156983151983154983155
983137983148983148983151983159983145983150983143 983149983137983160983145983149983157983149
983145983150983146983141983139983156983145983151983150 983152983154983141983155983155983157983154983141 983137983156983158983141983154983161 983148983151983159 983154983141983158983155 983142983151983154 983137983150
983151983152983156983145983149983145983162983141983140 983139983151983149983138983157983155983156983145983151983150
983125983152 983156983151 983095 983145983150983146983141983139983156983145983151983150 983141983158983141983150983156983155
983152983141983154 983155983156983154983151983147983141 983137983148983148983151983159983145983150983143 983152983145983148983151983156
983139983148983151983155983141 983152983151983155983156 983137983150983140 983148983137983156983141 983152983151983155983156983145983150983146983141983139983156983145983151983150
983106983137983155983145983139 983089983094983088983088983138 983110983113983109 983155983161983155983156983141983149
983142983151983154 983109983157983154983151 983113983113983113983087983113983126983087983126 983159983145983156983144 983142983157983148983148
983149983157983148983156983145983152983148983141 983145983150983146983141983139983156983145983151983150
983139983137983152983137983138983145983148983145983156983161
FIE ndash Common rail system
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 14
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1420
Volvo Group Trucks Technology
14
Valve-train 4V SOHC
ExhaustRocker Arm
InletRocker Arm
Bearingcap
Rocker armshaft
bull Lower camshaft bearing cap included into cylinderhead reducing overall engine height
bull Rocker arm roller to reduce friction
bull Guideless valve bridge
bull Light valve train not driving FIE
bull Single set per cylinder only camshaftvariant from 6 to 4 cylinders
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1520
Volvo Group Trucks Technology
Solenoidcontrol valve
2 sets of 3 cylinders
Plug-in engine
brake system
15
Integrated Jake Brake on MDE8 engine
Brake pistonacting on outerexhaust valve
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1620
Volvo Group Trucks Technology
16
983109983157983154983151 983126983113 983087 983124983145983141983154983092983142 983087 983152983120983118983116983124983098
983148983141983137983147983148983141983155983155 983145983150983146983141983139983156983151983154983155
983137983148983148983151983159983145983150983143 983149983137983160983145983149983157983149
983145983150983146983141983139983156983145983151983150 983152983154983141983155983155983157983154983141 983137983156983158983141983154983161 983148983151983159 983154983141983158983155 983142983151983154 983137983150
983151983152983156983145983149983145983162983141983140 983139983151983149983138983157983155983156983145983151983150
983125983152 983156983151 983095 983145983150983146983141983139983156983145983151983150 983141983158983141983150983156983155
983152983141983154 983155983156983154983151983147983141 983137983148983148983151983159983145983150983143 983152983145983148983151983156
983139983148983151983155983141 983152983151983155983156 983137983150983140 983148983137983156983141 983152983151983155983156983145983150983146983141983139983156983145983151983150
983106983137983155983145983139 983089983094983088983088983138 983110983113983109 983155983161983155983156983141983149
983142983151983154 983109983157983154983151 983113983113983113983087983113983126983087983126 983159983145983156983144 983142983157983148983148
983149983157983148983156983145983152983148983141 983145983150983146983141983139983156983145983151983150
983139983137983152983137983138983145983148983145983156983161
FIE ndash Common rail system
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 15
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1520
Volvo Group Trucks Technology
Solenoidcontrol valve
2 sets of 3 cylinders
Plug-in engine
brake system
15
Integrated Jake Brake on MDE8 engine
Brake pistonacting on outerexhaust valve
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1620
Volvo Group Trucks Technology
16
983109983157983154983151 983126983113 983087 983124983145983141983154983092983142 983087 983152983120983118983116983124983098
983148983141983137983147983148983141983155983155 983145983150983146983141983139983156983151983154983155
983137983148983148983151983159983145983150983143 983149983137983160983145983149983157983149
983145983150983146983141983139983156983145983151983150 983152983154983141983155983155983157983154983141 983137983156983158983141983154983161 983148983151983159 983154983141983158983155 983142983151983154 983137983150
983151983152983156983145983149983145983162983141983140 983139983151983149983138983157983155983156983145983151983150
983125983152 983156983151 983095 983145983150983146983141983139983156983145983151983150 983141983158983141983150983156983155
983152983141983154 983155983156983154983151983147983141 983137983148983148983151983159983145983150983143 983152983145983148983151983156
983139983148983151983155983141 983152983151983155983156 983137983150983140 983148983137983156983141 983152983151983155983156983145983150983146983141983139983156983145983151983150
983106983137983155983145983139 983089983094983088983088983138 983110983113983109 983155983161983155983156983141983149
983142983151983154 983109983157983154983151 983113983113983113983087983113983126983087983126 983159983145983156983144 983142983157983148983148
983149983157983148983156983145983152983148983141 983145983150983146983141983139983156983145983151983150
983139983137983152983137983138983145983148983145983156983161
FIE ndash Common rail system
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 16
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1620
Volvo Group Trucks Technology
16
983109983157983154983151 983126983113 983087 983124983145983141983154983092983142 983087 983152983120983118983116983124983098
983148983141983137983147983148983141983155983155 983145983150983146983141983139983156983151983154983155
983137983148983148983151983159983145983150983143 983149983137983160983145983149983157983149
983145983150983146983141983139983156983145983151983150 983152983154983141983155983155983157983154983141 983137983156983158983141983154983161 983148983151983159 983154983141983158983155 983142983151983154 983137983150
983151983152983156983145983149983145983162983141983140 983139983151983149983138983157983155983156983145983151983150
983125983152 983156983151 983095 983145983150983146983141983139983156983145983151983150 983141983158983141983150983156983155
983152983141983154 983155983156983154983151983147983141 983137983148983148983151983159983145983150983143 983152983145983148983151983156
983139983148983151983155983141 983152983151983155983156 983137983150983140 983148983137983156983141 983152983151983155983156983145983150983146983141983139983156983145983151983150
983106983137983155983145983139 983089983094983088983088983138 983110983113983109 983155983161983155983156983141983149
983142983151983154 983109983157983154983151 983113983113983113983087983113983126983087983126 983159983145983156983144 983142983157983148983148
983149983157983148983156983145983152983148983141 983145983150983146983141983139983156983145983151983150
983139983137983152983137983138983145983148983145983156983161
FIE ndash Common rail system
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 17
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1720
Volvo Group Trucks Technology
17
A VGT turbocharger coupled withhellip
Smartactuator VNT
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 18
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1820
Volvo Group Trucks Technology
18
hellip a robust and efficient EGR system
Robust
EGR valve on cold side to reduce thermal stresses
EGR pipes with bellows to better stand thermalexpansion vibrations but also for ease of assembly
Efficient
EGR cooler cleaning strategy
EGR control using a Venturi with high speed delta Psensor and advanced SW
Inlet manifold designed for optimized EGR distribution
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 19
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 1920
Volvo Group Trucks Technology
19
One box designDOC+SCR+DPF+ASC
Integrated sensors24V air assisted UDS installed on muffler(compact design - excellent spray)DPF Filter removable for serviceAll Euro VI truck and bus applications
MDE5 and MDE8low ratings
MDE8 high ratings
One canning ndash 2 specifications
Euro VI Engine After Treatment System
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation
Page 20
7232019 ATZ InternationalEngineCongress 25February2015 Final
httpslidepdfcomreaderfullatz-internationalenginecongress-25february2015-final 2020
Volvo Group Trucks Technology
20
Conclusion
bull The MDE platform has been deployed in all Volvo Group truck brands
bull All automotive emission standards are covered
bull Both EGR-VGT and SCR only versions developed
bull World class power density and benchmark product cost
bull Industrial footprint well positioned to serve our markets
bull And more to come hellipbull Continue the fuel eco race and prepare the CO2 step 2 regulation