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Vessel Replacement Project Industry Day Hull Design & Performance Lars Nedergaard Højris, OSK-ShipTech Head of Hull Form & Hydrodynamics
26

Hull Design Performance - nlb.org.uk

Apr 08, 2022

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Page 1: Hull Design Performance - nlb.org.uk

Vessel Replacement Project Industry Day Hull Design & Performance

Lars Nedergaard Højris, OSK-ShipTech Head of Hull Form & Hydrodynamics

Page 2: Hull Design Performance - nlb.org.uk

Design Calculations

Page 3: Hull Design Performance - nlb.org.uk

Subject to change

Block GA

Page 4: Hull Design Performance - nlb.org.uk

Subject to change Weight Model

Page 5: Hull Design Performance - nlb.org.uk

Subject to change Weight Model

Page 6: Hull Design Performance - nlb.org.uk

Hull Form

Subject to change

Page 7: Hull Design Performance - nlb.org.uk

Subject to change Hull Form

Page 8: Hull Design Performance - nlb.org.uk

Subject to change Hull Form

Page 9: Hull Design Performance - nlb.org.uk

Speed & Power – CFD Resistance Calculations

Page 10: Hull Design Performance - nlb.org.uk

Speed & Power – Model Test

Page 11: Hull Design Performance - nlb.org.uk

Subject to change Speed & Power – Calm Water In

put P

ower

-pr

. Pro

pelle

r Uni

t [kW

] 3500.0

3000.0

2500.0

2000.0

1500.0

1000.0

500.0

0.0

Input Power pr. Propeller Unit (2 pcs. Total)

3.4 m CFD

Force Stillwater at 3.4m

2000 kW Unit

6 7 8 9 10 11 12 13 14 15 16

Speed [Knots]

Page 12: Hull Design Performance - nlb.org.uk

Subject to change Speed & Power – Calm Water In

put P

ower

-pr

. Pro

pelle

r Uni

t [kW

] 3500.0

3000.0

2500.0

2000.0

1500.0

1000.0

500.0

0.0

Input Power pr. Propeller Unit (2 pcs. Total)

6 7 8 9 10 11 12 13 14 15 16

3.4 m CFD

Force Stillwater at 3.4m

2000 kW Unit

Speed [Knots]

Page 13: Hull Design Performance - nlb.org.uk

Speed & Power – Regular Waves – Model Test

Page 14: Hull Design Performance - nlb.org.uk

Speed & Power – Waves – Sea State 6 - CFD

Page 15: Hull Design Performance - nlb.org.uk

Subject to change Speed & Power – Calm Water & Waves In

put P

ower

-pr

. Pro

pelle

r Uni

t [kW

] Input Power pr. Propeller Unit (2 pcs. Total)

6000.0 3.4 m CFD

5000.0 Force Stillwater at 3.4m

4000.0 3.85 m CFD

3000.0 3.40 m NavCAD Sea State 6

2000.0 Delivered Power PD/Prop correlate [kW]

1000.0 2000 kW Unit

0.0

Speed [Knots] 6 7 8 9 10 11 12 13 14 15 16

Page 16: Hull Design Performance - nlb.org.uk

Subject to change Speed & Power – Calm Water & Waves In

put P

ower

-pr

. Pro

pelle

r Uni

t [kW

] Input Power pr. Propeller Unit (2 pcs. Total)

6000.0 3.4 m CFD

5000.0 Force Stillwater at 3.4m

4000.0 3.85 m CFD

3000.0 3.40 m NavCAD Sea State 6

2000.0 Delivered Power PD/Prop correlate [kW]

1000.0 2000 kW Unit

0.0

Speed [Knots] 6 7 8 9 10 11 12 13 14 15 16

Page 17: Hull Design Performance - nlb.org.uk

Subject to change Speed & Power – Calm Water & Waves Input Power pr. Propeller Unit (2 pcs. Total)

6000.0 3.4 m CFD

5000.0 Force Stillwater at 3.4m

4000.0 3.85 m CFD

3000.0 3.40 m NavCAD Sea State 6

2000.0

1000.0

Delivered Power PD/Prop correlate [kW]

2000 kW Unit

0.0 6 7 8 9 10 11

Speed [Knots] 12 13 14 15 16

Inpu

t Pow

er -

pr. P

rope

ller U

nit [

kW]

Page 18: Hull Design Performance - nlb.org.uk

Sea Keeping

Page 19: Hull Design Performance - nlb.org.uk

Subject to change Station Keeping

ENVIRONMENTAL PARAMETERS: • 40 knots beam wind, all thrusters intact • 30 knots wind, within 30 degrees from

the bow – any one thruster could fail • 6 knots current, within 10 degrees from

bow or stern - any one thruster could fail

Page 20: Hull Design Performance - nlb.org.uk

Subject to change

Stability

Page 21: Hull Design Performance - nlb.org.uk

Subject to change

Stability Max DW Departure: Draught = 3.90 m Lightweight = 1900 t Deadweight:

Deck load = 250 t Consumables = 640 t

Page 22: Hull Design Performance - nlb.org.uk

Subject to change

Stability Sound of Harris Departure: Draught = 3.40 m Lightweight = 1900 t Deadweight:

Deck load = 100 t Consumables = 350 t

Page 23: Hull Design Performance - nlb.org.uk

Subject to change

Stability Sound of Harris Departure: Draught = 3.40 m Lightweight = 1900 t Deadweight:

Deck load = 100 t Consumables = 350 t

Anti Heeling Tanks

Page 24: Hull Design Performance - nlb.org.uk

Subject to change

Stability Sound of Harris Departure: Draught = 3.40 m Lightweight = 1900 t Deadweight:

Deck load = 100 t Consumables = 350 t

Roll Damping Tanks

Page 25: Hull Design Performance - nlb.org.uk

The Tender General Arrangement

Page 26: Hull Design Performance - nlb.org.uk

Disclaimer Please note that the information made available at the Industry Day will be shared solely for the purposes of market engagement. The Industry Day does not indicate or imply that NLB will proceed with the vessel replacement project in the manner described or at all, and NLB reserves the right to amend its approach at any time prior to the formal launch of a procurement process.

• NLB reserves the right to amend and/or update its approach at any time before the formal launchof a procurement process.

• NLB has no liability for the accuracy, adequacy, or completeness of any information shared today.

• Attendees are in no way guaranteed consideration for future business or work from NLB, whether in relation to this project or any other.

• NLB will not be liable for costs incurred by any party attending this Industry Day.

• NLB reserves the right to keep a record of any queries and to circulate such queries to interestedparties.