Standard |
This course provides a study of the fundamentals and evolution of the jet engine and jet propulsion. Topics include: aircraft gas turbine engine theory, and inspect and troubleshoot unducted fan systems and components.
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Competency Areas |
Hours
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Aircraft Gas Turbine Engine Theory |
Class |
5 |
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Inspect, and Troubleshoot Unducted Fan Systems and Components |
D. Lab |
0 |
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P. Lab/O.B.I. |
0 |
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Credit |
5 |
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Prerequisite: |
Program admission |
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Corequisite: |
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Course Guide |
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Competency |
After completing this
section, the student will: |
Hours |
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Class |
D.Lab |
P.Lab/ O.B.I. |
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AIRCRAFT GAS TURBINE ENGINE
THEORY |
45 |
0 |
0 |
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Background and development |
Explain the history and development of the gas turbine engine. |
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Explain the different types of gas turbine engines. |
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Turbine engine principles |
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Explain how thrust is calculated. |
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Describe the factors and variables affecting gas turbine engine performance. |
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Describe the purpose and effects of ram recovery. |
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Explain the purpose of jet fuel controls. |
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RPM limits |
Explain RPM limits of turbine engines to include centrifugal flow, axial flow, axial versus centrifugal flow, and speed of sound. |
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Air inlet section |
Explain the principle of operation and airflow through the air inlet ducts. |
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Compressor section |
Explain the airflow through axial flow and centrifugal flow compressors. |
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Diffuser |
Trace and explain airflow through a diffuser. |
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Combustion (burner) section |
Identify the combustion section and explain types, functions, and characteristics of combustion chambers. |
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Turbine section |
Identify the types of turbine wheels and blades and their location. |
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Exhaust section |
Describe the characteristics of the exhaust section. |
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Identify the components and trace the airflow of the exhaust section. |
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Accessory section |
Explain the purpose and function of the accessory section. |
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Thrust reversers |
Explain the characteristics of thrust reversers. |
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Noise suppressors |
Describe the characteristics and types of noise suppressors. |
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Afterburner |
Explain the function of the afterburner. |
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INSPECT AND TROUBLESHOOT UNDUCTED FAN SYSTEMS AND
COMPONENTS |
5 |
0 |
0 |
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Inspect |
Discuss the inspection procedures for unducted fan systems and components. |
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Troubleshoot |
Identify troubleshooting techniques for unducted fan systems and components. |
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Describe the method of thrust generation in unducted fan systems. |
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Discuss the operating principles involved in the unducted fan systems and components. |
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Suggested Resources |
Books
Aviation Book Company. (1988). Federal aviation regulations for mechanics. Glendale,
CA: Author.
Crane, D., et al. (1983). A & P technician powerplant textbook. Casper, WY: IAP.
IAP, Inc. (1976). Airframe and powerplant mechanics general handbook. Casper, WY:
Author.
IAP, Inc. (1988). AC 43.13-1A-change three -- acceptable methods, techniques, and
practices: Aircraft inspection and repair. Casper, WY: Author.
IAP, Inc. (1990). CARACOMP the electronic tutor: Aviation technician airframe program
computer software. Casper, WY: Author.
IAP, Inc. (1990). FAR handbook for aviation maintenance technicians. Casper, WY:
Author.
Kroes, M. J., et al. (1990). Aircraft powerplants (6th ed.). New York: McGraw-Hill.
Otis, C. (1989). Aircraft gas turbine powerplants (2nd ed.). Casper, WY: IAP.