ENAS252
Aircraft Manufacturing Process
Syllabus
- Overview of Aircraft Manufacturing (3 hours)
- Definition of manufacturing and materials in manufacturing
- Manufacturing processes and phases
- Recent developments in manufacturing
- Major Aircraft Materials and its Classification (6 hours)
- Major aircraft materials: aluminum, titanium, steel, composite materials
- Wood and fabric in aircraft construction and specification
- Components in composite materials
- Fibers (glass, Kevlar or aramid, boron)
- Major Manufacturing Processes in Aerospace (8 hours)
- Major forming process of various metal products
- Welding and joining
- Metal cutting and machining
- Abrasive metal removing and cutting process
- Chemical metal removal
- Role of friction (adhesive friction and flowing friction)
- Material Removal Processes: Chip-Forming (7 hours)
- Modeling the cutting process: operation of lathes, milling, drilling, shapers and drilling machines; application of shaping, planning and slotting machines
- Force, power and productivity relationship
- Methods of mounting of jobs and cutting tools in machine tools
- Uses of various attachments in machine tools
- Cutting off process: saws, flame cutting, arc cutting
- Welding Technology in Aerospace (8 hours)
- Types of weld joints
- Friction welding: rotary friction welding, linear friction welding
- Friction-stir welding
- Fusion welding with external heating sources: laser, electron beam, tungsten inert gas (TIG), metal inert gas
- Manufacturing Systems (8 hours)
- Automation technologies for manufacturing system: automation fundamentals, hardware for automation, computer numerical control, industrial robotics
- Integrated manufacturing systems: material handling, fundamentals of production lines, automated production lines
- Process planning and production control
- Quality control and inspection
- Corrosion and its Prevention (5 hours)
- Corrosion of dissimilar metals: carbon steel and aluminum alloy joint, stainless steel and aluminum alloy joint, copper/brass/bronze and aluminum alloy joint
- Corrosion protection
- Plating operations
- Anodic oxidation process
Practicals
- Fabricate an aircraft at laboratory using wood, composite and adhesive
- 3D printing of aircraft components
- Failure strength of joints: riveted joints, welding joints at workshop
- Non-destructive test
- Aircraft structure design practice work on XFLR open-source software
Evaluation
- Chapter 1 (3 hours): 6 marks
- Chapter 2 (6 hours): 10 marks
- Chapter 3 (8 hours): 10 marks
- Chapter 4 (7 hours): 8 marks
- Chapter 5 (8 hours): 8 marks
- Chapter 6 (8 hours): 10 marks
- Chapter 7 (5 hours): 8 marks