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Geoff ArmstrongChief Engineer
Materials, Processes and TechnologyMaterials, Processes and Technology
Goodrich Actuation Systems
© 2011 Goodrich Actuation Systems Limited. Copyright in this document belongs to Goodrich Actuation Systems Limitedand all rights are reserved. No reproduction of all or part of this document shall be made without the prior written
consent of Goodrich Actuation Systems Limited. This document contains information that may be confidential and itsdisclosure to others requires the written consent of Goodrich Actuation Systems Limited.
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Goodrich
Global company in Aircraft Systems and Equipment
$9 billion sales
Landing Gear
Wheels & Brakes
Evacuation systems
Fuel control and management systems
© 2011 Goodrich Actuation Systems Limited
Fuel control and management systems
Ice detection and removal
Actuation Systems
Flight Control Systems and Landing Gear
$950M business 45% UK, 45% France, 10%USA
Formerly Lucas Aerospace
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Flight Controls: flaps, slats and spoilers
SpoilerSlat
© 2011 Goodrich Actuation Systems Limited
Flap
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Flight Control Systems
© 2011 Goodrich Actuation Systems Limited
Nacelle(Thrust Reversers)
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Landing Gear
© 2011 Goodrich Actuation Systems Limited
Mechanisms to open doors in the fuselage, lower or raisethe landing gear and provide steering to the front wheels
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BEVEL GEARBOXES
TEE GEARBOX
BEVEL GEARBOX
POWERCONTROL
UNIT
Wing Flap and Slat Systems
Shafting (steel and CFRP)
© 2011 Goodrich Actuation Systems Limited
ACTUATOR SLAT
ACTUATOR SLAT
RIGHT-ANGLE GEARBOX
ACTUATOR/GEARBOX
LINE GEARBOX
ACTUATOR/GEARBOX
ACTUATOR/GEARBOX
WING TIP BRAKE
Leading Edge Rotaries
T Gearbox
BEVEL GEARBOX
ACTUATOR/GEARBOX
ACTUATOR SLAT
WING TIP BRAKE
Wing Tip Brake
Trailing Edge RotariesUniversal Joint
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T-Piece
Track Lock
Feedback Unit
B787 Thrust Reverser
© 2011 Goodrich Actuation Systems Limited
Locking Actuators
Manual Drive (2 plc)
HCU
Forward
FORWARD 11 feet
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Hydraulic Flight Control Actuators
Design for:Fatigue, wear,corrosionstrength, conductivity
Environment
© 2011 Goodrich Actuation Systems Limited
Aluminium and titanium alloys, stainless steel, bronze,elastomers, composites, magnets, polymers…… anodising,electroplating, plasma spraying, PVD, many heat treatments,soldering, welding……..
Environmentweight, cost
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A380 - flies with electric powered flight controls
© 2011 Goodrich Actuation Systems Limited
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Responsibilities - Materials Technology
Responsible for all aspects of materialsengineering
Materials selection
Heat treatment and coatings
Design data
R&D for new materials and treatments
© 2011 Goodrich Actuation Systems Limited
R&D for new materials and treatments
Failure investigations (test & service)
Specifications & standards
12 Materials Scientists at the 3 engineeringlocations supporting 180 design and 75 testengineers
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What do Materials Engineers do ?
In the laboratory/factory
Testing Strength Fatigue Wear Corrosion
At the desk, in the team
Researching informationon new materials
Developing new materialsand treatments
© 2011 Goodrich Actuation Systems Limited
Corrosion
Failure investigations
Manufacturinginvestigations
Set up and control newprocesses
and treatments
Materials selection fornew designs
Calculations for design
Writing specifications
Report writing & review
Travel to Customers, Suppliers, Conferences
Career development – leadership, responsibility, management …….
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Teamwork - Never Alone in Industry
StressSystem
Suppliers MarketingCustomer
© 2011 Goodrich Actuation Systems Limited
MaterialsStress
Analysis
ComponentDesign
Quality
SystemDesign
ManufacturingProject
Management