May 21, 2024  
2022-2023 College Catalog 
    
2022-2023 College Catalog [ARCHIVED CATALOG]

AVM 233 - Turbine Engines

4 Credits, 8 Contact Hours
2 lecture periods 6 lab periods

Basic gas turbine engine and turbo propeller component makeup and repair. Includes inspection, servicing, and repairs performed on engine components: compressor, diffuser, combustion, accessory drive, and lubricating system. Also includes a reassembly overhaul.

  button image Prior Learning and link to PLA webpage

Course Learning Outcomes
  1. Demonstrate proficient knowledge of common turbine engine nomenclature
  2. Demonstrate proficient knowledge of turbine engine overhaul procedures
  3. Demonstrate proficient knowledge of turbine engine overhaul processes
  4. Demonstrate proficient knowledge of turbine engine lubrication systems

Outline:
  1. Engine Components: Compressor
    1. Principles of operation
      1. Pressure
      2. Velocity
      3. Compression ratio
      4. Surges
      5. Tall
      6. Bleed air
    2. Construction
      1. Materials
      2. Manufacturing processes
      3. Assembly
    3. Type Specifics
      1. Centrifugal flow
      2. Axial flow
      3. Reverse flow
      4. Stages
      5. Split spools
      6. Fans
      7. Hybrids
  2. Engine Components: Compressor
    1. Principles of operation
      1. Pressure
      2. Velocity
      3. Compression ratio
      4. Surges
      5. Tall
      6. Bleed air
    2. Construction
      1. Materials
      2. Manufacturing processes
      3. Assembly
    3. Type Specifics
      1. Centrifugal flow
      2. Axial flow
      3. Reverse flow
      4. Stages
      5. Split spools
      6. Fans
      7. Hybrids
    4. Vanes
      1. Guide vane
      2. Stator vane
      3. Rotor vane
      4. Fan blades
      5. Attachment
      6. Inspection
      7. Service and maintenance
      8. Repair
      9. Overhaul
  3. Engine Components:  Diffuser
    1. Principles of operation
      1. Pressure
      2. Velocity
      3. Routing
      4. Mixing
    2. Construction
      1. Materials
      2. Manufacturing processes
    3. Type specifics
      1. Centrifugal
      2. Axial flow
      3. Fuel routing
      4. Mixture control
      5. Attachment
    4. Maintenance
      1. Inspection
      2. Servicing
      3. Repairs
      4. Overhaul
  4. Engine Components: Combustion
    1. Principles of operation
      1. Fuel air mixing
      2. Distribution to burners
      3. Cooling
      4. Pressure of gasses
    2. Construction
      1. Materials
      2. Manufacturing processes
      3. Assembly
    3. Type specifics
      1. Can
      2. Can-annular
      3. Annular
      4. Reverse-flow combustors
      5. Stages
      6. Hybrids
    4. Turbine blades
      1. Inlet guide vanes
      2. Reaction turbine blade
      3. Impulse blade
      4. Turbine stators
      5. Blade shrouding
      6. Blade tip clearance
      7. Blade cooling
      8. Attachment
      9. Blade failures
    5. Maintenance
      1. Inspection
      2. Servicing
      3. Repairs
      4. Overhaul
  5. Engine Components:  Accessory Drives
    1. Purpose
      1. Drive pads
      2. Oil pump
      3. Fuel pump
      4. Hydraulic pump
      5. Electrical generation
      6. Starter
      7. Monitoring
    2. Construction
    3. Type specifics
    4. Power inputs
  6. Engine Components:  Lubricating System
    1. Lubricants
      1. Friction
      2. Heat
      3. Corrosion
      4. Contaminants
      5. Types
        1. Grades
        2. Additives
  7. Lubricant Systems
    1. Wet sump
    2. Dry sump
    3. Hot tank
    4. Cold tank
    5. Pressure
    6. Scavenge
    7. Vents
    8. Tanks
      1. Construction
      2. Purpose
    9. Air oil separation
    10. Pressurization
    11. Bearings and seals
      1. Materials
      2. Loads
      3. Alignment
      4. Vibration
      5. Ball type
      6. Roller type
      7. Split type
      8. Lubrication
      9. Seals
        1. Carbon
        2. Labyrinth
    12. Oil Pumps
      1. Gerotor type
      2. Vain type
      3. Spur-gear
      4. Pressure relief valves
    13. Filters
      1. Disc type
      2. Element
      3. S
      4. By-pass system
      5. Servicing
    14. Oil coolers
      1. Purpose
      2. Types
        1. Oil to air types
        2. Oil to fuel types
      3. By-pass systems
    15. Maintenance
      1. Monitoring
        1. Pressure
        2. Temperature
        3. Quantity
        4. Filter by-pass
        5. Chip detection
        6. Oil analysis
      2. Inspection
      3. Servicing
      4. Repairs
      5. Overhaul
  8. Engine Components:  Propeller Reduction Gear Systems
    1. Principles
      1. Transition of power
      2. Torque
      3. Assembly
    2. Construction
      1. Materials
      2. Manufacturing processes
      3. Assembly
    3. Type specifics
      1. Allison
      2. Garrett
      3. Pratt and Whitney
      4. General Electric
      5. Reduction Gearing
    4. Maintenance
      1. Inspection
      2. Servicing
      3. Repairs
      4. Overhaul
  9. Turbine Engine Overhaul
    1. Overhaul options
      1. Complete
      2. Partial selection
        1. Compressor
        2. Turbine
        3. Reduction gear
      3. Factory service instructions
      4. When to overhaul
    2. Authorization to perform maintenance
      1. Airframe and powerplant
      2. Factor
      3. Repair stations
      4. Inspection
    3. Overhaul procedures
      1. Initial inspection
      2. Disassembly
      3. Cleaning
      4. Dimensional inspections
      5. N.D.I. inspections
        1. Magnetic particle
        2. Eddy current
        3. X-ray
        4. Ultra sound
        5. Dye-penetrate
        6. Visual
      6. Manuals
      7. Service instructions
    4. Reassembly after overhaul
      1. Layout of components
      2. Tooling and equipment
      3. Torque
      4. Pre-treatments
      5. Paperwork
      6. Final inspection