AE2028 AERO ENGINE MAINTENANCE AND REPAIR
OBJECTIVE
To study the basic concepts of the maintenance and repair of both piston and jet aero engines and the procedures followed for overhaul of aero engines.
UNIT I CLASSIFICATION OF PISTON ENGINE COMPONENTS 5
Types of piston engines - Principles of operation - Function of components - Materials used - Details of starting the engines - Details of carburetion and injection systems for small and large engines - Ignition system components - Spark plug details - Engine
operating conditions at various altitudes - Maintenance and inspection check to be carried
out.
UNIT II INSPECTIONS OF PISTON ENGINES 8
Inspection and maintenance and trouble shooting - Inspection of all engine components -
Daily and routine checks - Overhaul procedures - Compression testing of cylinders - Special inspection schedules - Engine fuel, control and exhaust systems - Engine mount
and super charger - Checks and inspection procedures.
UNIT III OVERHAULING OF PISTON ENGINES 10
Symptoms of failure - Fault diagnostics - Case studies of different engine systems - l: Tools and equipment requirements for various checks and alignment during overhauling - Tools for inspection - Tools for safety and for visual inspection - Methods and instruments for non destructive testing techniques - Equipment for replacement of part and their
repair. Engine testing: Engine testing procedures and schedule preparation - Online
maintenance.
OBJECTIVE
To study the basic concepts of the maintenance and repair of both piston and jet aero engines and the procedures followed for overhaul of aero engines.
UNIT I CLASSIFICATION OF PISTON ENGINE COMPONENTS 5
Types of piston engines - Principles of operation - Function of components - Materials used - Details of starting the engines - Details of carburetion and injection systems for small and large engines - Ignition system components - Spark plug details - Engine
operating conditions at various altitudes - Maintenance and inspection check to be carried
out.
UNIT II INSPECTIONS OF PISTON ENGINES 8
Inspection and maintenance and trouble shooting - Inspection of all engine components -
Daily and routine checks - Overhaul procedures - Compression testing of cylinders - Special inspection schedules - Engine fuel, control and exhaust systems - Engine mount
and super charger - Checks and inspection procedures.
UNIT III OVERHAULING OF PISTON ENGINES 10
Symptoms of failure - Fault diagnostics - Case studies of different engine systems - l: Tools and equipment requirements for various checks and alignment during overhauling - Tools for inspection - Tools for safety and for visual inspection - Methods and instruments for non destructive testing techniques - Equipment for replacement of part and their
repair. Engine testing: Engine testing procedures and schedule preparation - Online
maintenance.
UNIT IV CLASSIFICATION OF JET ENGINE COMPONENTS 12
Types of jet engines - Principles of operation - Functions of components - Materials used
- Details of starting and operating procedures - Gas turbine engine inspection & checks -
Use of instruments for online maintenance - Special inspection procedures : Foreign Object Damage - Blade damage - etc.
Maintenance procedures of gas turbine engines - Trouble shooting and rectification procedures - Component maintenance procedures - Systems maintenance procedures.
Gas turbine testing procedures - test schedule preparation - Storage of Engines -
Preservation and de-preservation procedures.
UNIT V OVERHAUL PROCEDURES 10
Engine Overhaul procedures - Inspections and cleaning of components - Repairs schedules for overhaul - Balancing of Gas turbine components.
Trouble Shooting - Procedures for rectification - Condition monitoring of the engine on ground and at altitude - engine health monitoring and corrective methods.
TOTAL: 45 PERIODS
TEXT BOOK
1. KROES & WILD, "Aircraft Power plants", 7th Edition - McGraw Hill, New York, 1994.
REFERENCES
1. TURBOMECA, "Gas Turbine Engines", The English Book Store, New Delhi, 1993.
2. UNITED TECHNOLOGIES PRATT & WHITNEY, "The Aircraft Gas turbine Engine and
its Operation", (latest edition) The English Book Store, New Delhi.
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