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2022-2023 College Catalog [ARCHIVED CATALOG]

AVM 227 - Engine Air Flow Systems

2.5 Credits, 5 Contact Hours
1.25 lecture periods 3.75 lab periods

Fundamentals of engine air flow systems. Includes reciprocating engine induction systems, alternate induction air systems, induction systems maintenance, superchargers, turbochargers, turbo compound systems, reciprocating engine exhaust systems, exhaust subsystems, exhaust system maintenance, reciprocating engine cooling, turbine engine induction systems, turbine engine cooling, turbine engine exhaust systems, turbine engine exhaust systems maintenance, and turbine engine airflow subsystems.

  button image Prior Learning and link to PLA webpage

Course Learning Outcomes
  1. Demonstrate proficient knowledge of reciprocating engine induction systems
  2. Demonstrate proficient knowledge of reciprocating engine exhaust systems
  3. Demonstrate proficient knowledge of engine ice, rain, and cooling systems
  4. Demonstrate proficient knowledge of turbine engine airflow systems
Outline:
  1. Reciprocating Engine Induction Systems
    1. Naturally aspirated
      1. Air scoop
      2. Air filters
      3. Ducting
      4. Manifolds
    2. Super charged
      1. Air scoop
      2. Filters
      3. Ducting
      4. Manifolds
  2. Alternate Induction Air Systems
    1. Air preheat
    2. Carburetor ice
    3. Induction air heat exchange
    4. Induction air icing
      1. Alternate air source
      2. Cabin heating
      3. Water separation
  3. Induction System Maintenance
    1. Inspections
    2. Repairs
    3. Servicing
  4. Superchargers
    1. Principles of operation
    2. Internally driven
    3. Externally driven
    4. Inspection and maintenance
  5. Turbochargers
    1. Principles of operation
    2. Components
    3. Intercoolers and heat exchanges
    4. Waste gate
    5. Controllers
    6. Fuel system requirements
    7. Lubrication
    8. Inspection and maintenance
  6. Turbo Compound Systems
    1. Principles of operation
    2. Components
    3. Applications
  7. Reciprocating Engine Exhausts Systems
    1. Principles of operation
    2. Materials
    3. Types
      1. Open systems
      2. Collector
    4. Effect on power production
  8. Exhaust Subsystems
    1. Ejectors
    2. Expansion joints
    3. Augmenters
    4. Heating source
    5. Mufflers
    6. Thermal anti ice
  9. Exhaust System Maintenance
    1. Hazards
      1. Crew and passengers
      2. Aircraft components
    2. Inspection
    3. Service and maintenance
    4. Repairs
  10. Reciprocating Engine Cooling
    1. System functions
    2. Principles of operation
    3. Cowlings
      1. Construction
      2. Installation and removal
    4. Baffling and seals
      1. Cylinder fin cooling
      2. Accessory cooling
      3. Exhaust component cooling
    5. Inspection and maintenance
  11. Turbine Engine Induction Systems
    1. Air inlets principles of operation
      1. Subsonic inlet ducts
      2. Supersonic inlet ducts
    2. Divergent type
    3. Convergent type
    4. Blow-in doors
  12. Turbine Engine Cooling
    1. Distribution of inlet air
    2. Fan and by-pass air
    3. Combustor air cooling
    4. Air mixers
  13. Turbine Engine Exhaust Systems
    1. Flow of gasses
    2. Collection of gasses
      1. Divergent passages
      2. Convergent ducts
      3. Inner cone
    3. Insulation of components
  14. Turbine Engine Exhaust Systems Maintenance
    1. Typical operational problems
    2. Inspection
    3. Service and maintenance
    4. Repair
  15. Turbine Engine Airflow Subsystems
    1. Cowl and glide vane anti-ice control
    2. Vortex destruction
    3. Thrust reverse
      1. Clamshell (external blocking)
      2. Cascade vane (internal blocking)