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AMET 113 - Propellers
AMET 113

This module covers propeller systems and vibration resulting from rotating mass.

Hours:
  • Total Hours: 32
  • Lecture Hours: 32
Total Weeks: 15

This course is offered online: No

Prerequisite: Admission to Aircraft Maintenance Engineering Program
Course Content:

T13-1 – Propeller Theory

  • Explain how rotary torque from an engine is converted to thrust from a rotating airfoil
  • Employing the correct nomenclature, explain the function of the external parts of fixed and variable pitch propellers
  • Explain the variables that affect propeller operation
  • Define classifications of propellers
  • Describe the construction, assembly, and advantages of both wood and metal fixed-pitch propellers and ground- adjustable propellers
  • Explain the purpose of variable pitch and constant speed systems
T13-2 – Propeller Systems
  • Locate all applicable air regulations
  • Explain the components and their operation in selected constant-speed and feathering propellers for small aircraft
  • Explain the components and their operation in selected turbopropeller installations
  • Explain components and their operations in selected large aircraft installations
  • Explain the functions of the components in a synchronizing and synchrophasing system
  • Explain the functions of the components in an autofeather system
  • Demonstrate the proper procedures for removal and installation of various types of propellers
  • Explain maintenance of propellers to airworthiness standards
T13-3 – Vibration Analysis
  • Explain the transmission of sound in different mediums
  • Demonstrate vibrations in rotating and not-rotating devices
  • Explain nodes, anti-nodes, inherent vibrations, masking and harmonics
  • Demonstrate vibration troubleshooting techniques
  • Describe different types of test equipment and the function of their various components
  • Demonstrate static balance of an aircraft propeller or a helicopter rotor system
  • Demonstrate use of dynamic balance equipment to balance an aircraft propeller or a helicopter rotor system
  • Discuss air regulations pertinent to vibration analysis and rectification
Grading System: Percentage

Passing Grade: 70%

Percentage of Individual Work: 100

Course Offered in Other Programs: No

Additional Comments:
  • T13-1= 25%
  • T13-2=50%
  • T13-3=25%

Textbooks: Textbooks are subject to change. Please contact the bookstore at your local campus for current book lists.

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