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Easa part 66 module 15.

Part 66 module 15 Overall rating: ★★★★☆ 4.4 based on 349 reviews
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Gas Turbine Engine (13 pages).

  • Online Test Exam EASA PART 66 Module 15:

Category AGas Turbine Engine Exams ( 60 questions 75 min),
Category B1Gas Turbine Engine Exams ( 92 questions 115 min),

 

afoullous.com_easa_part_66_module_15_engine_fundamentals

 

Sub Modules

Fundamentals

  • Potential energy, kinetic energy, Newton’s laws of motion, Brayton cycle;
  • The relationship between force, work, power, energy, velocity, acceleration;
  • Constructional arrangement and operation of turbojet, turbofan, turboshaft, turboprop.

Engine Performance

  • Gross thrust, net thrust, choked nozzle thrust, thrust distribution, resultant thrust, thrust horsepower, equivalent shaft horsepower, specific fuel consumption;
  • Engine efficiencies;
  • By-pass ratio and engine pressure ratio;
  • Pressure, temperature and velocity of the gas flow;
  • Engine ratings, static thrust, influence of speed, altitude and hot climate, flat rating, limitations.
  • part 66 module 15

Inlet

  • Compressor inlet ducts;
  • Effects of various inlet configurations;
  • Ice protection.

Compressors

  • Axial and centrifugal types;
  • Constructional features and operating principles and applications;
  • Fan balancing;
  • Operation;
  • Causes and effects of compressor stall and surge;
  • Methods of air flow control: bleed valves, variable inlet guide vanes, variable stator vanes, rotating stator blades;
  • Compressor ratio.

Combustion Section

  • Constructional features and principles of operation.

Turbine Section

  • Operation and characteristics of different turbine blade types;
  • Blade to disk attachment;
  • Nozzle guide vanes;
  • Causes and effects of turbine blade stress andcreep.

Exhaust

  • Constructional features and principles of operation;
  • Convergent, divergent and variable area nozzles;
  • Engine noise reduction;
  • Thrust reversers.

Bearings and Seals

Constructional features and principles of operation.

Lubricants and Fuels

  • Properties and specifications;
  • Fuel additives;
  • Safety precautions.

Lubrication Systems

  • System operation/lay-out and components.

Fuel Systems

  • Operation of engine control and fuel meteringsystems including electronic engine control(FADEC);
  • Systems lay-out and components.

Air Systems

  • Operation of engine air distribution and anti-ice control systems, includinginternal cooling, sealing and external air services.

Starting and Ignition Systems

  • Operation of engine start systems and components;
  • Ignition systems and components;
  • Maintenance safety requirements.

Engine Indication Systems

  • Exhaust Gas Temperature/Interstage Turbine Temperature;
  • Engine Thrust Indication: Engine Pressure Ratio, engine turbinedischarge pressure or jet pipe pressure systems;
  • Oil pressure and temperature;
  • Fuel pressure and flow;
  • Engine speed;
  • Vibration measurement and indication;
  • Torque;
  • Power.

Power Augmentation Systems

  • Operation and applications;
  • Water injection, water methanol;
  • Afterburner systems.

Turbo-prop Engines

  • Gas coupled/free turbine and gear coupled turbines;
  • Reduction gears;
  • Integrated engine and propeller controls;
  • Overspeed safety devices.

Turbo-shaft engines

  • Arrangements, drive systems, reduction gearing, couplings, controlsystems.

Auxiliary Power Units (APUs)

  • Purpose, operation, protective systems.

Powerplant Installation

  • Configuration of firewalls, cowlings, acoustic panels, engine mounts, antivibration mounts, hoses, pipes, feeders, connectors, wiring looms, controlcables and rods, lifting points and drains.

Fire Protection Systems

  • Operation of detection and extinguishing systems.

Engine Monitoring and Ground Operation

  • Procedures for starting and ground run-up;
  • Interpretation of engine power output and parameters;
  • Trend (including oil analysis, vibration and boroscope) monitoring;
  • Inspection of engine and components to criteria, tolerances and dataspecified by engine manufacturer;
  • Compressor washing/cleaning;
  • Foreign Object Damage.

Engine Storage and Preservation

  • Preservation and depreservation for the engine and accessories/systems.
  • part 66 module 15

Category AGas Turbine Engine Exams ( 60 questions 75 min),
Category B1Gas Turbine Engine Exams ( 92 questions 115 min),


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Easa part 66 module 15
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Easa part 66 module 15
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Easa part 66 module 15 Gas Turbine Engine. Engine Performance Gross thrust, net thrust, choked nozzle thrust, thrust distribution, resultant thrust, thrust horsepower, equivalent shaft horsepower, specific fuel consumption; Engine efficiencies; By-pass ratio and engine pressure ratio; Pressure, temperature and velocity
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