Ground Training Lesson 14
1.5 Hours Ground
by Philip Greenspun and Kasim Te; revised July 2008
Developed for students at East Coast Aero Club which operated under FAR Part 141 from July 2008 through July 2010.
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Objective
The student will assume the instructor's role and present a
classroom lecture on the principles of helicopter flight.
Elements
- Hovering Flight
- Lift and trust resultant
- Weight and drag
- Axis of rotation
- Coning
- Lift
- Centrifugal force
- Blade flapping
- Coriolis effect
- Translating tendency or drift
- Direction of airflow
- Ground effect
- Forward, sideward and rearward hovering
- Lift and thrust resultant
- Weight and drag
- Gyroscopic precession
- Pendular action
- Forward Flight
- Lift and thrust resultant
- Weight and drag
- Translating lift
- Dissymmetry of lift
- Transverse flow effect
- Effective translational lift (ETL)
- Retreating blade stall
- Causes
- Correction
- Loss of tail rotor effectiveness
Completion Standards
This lesson will be complete when, by oral examination, the student
is able to explain and teach the topics in the lesson.
Study Assignments
- A lesson plan to be prepared by the student, including lecture notes, review questions, and figures.
- Rotorcraft Flying Handbook
Instructor's Evaluation and Recommendations:
Ground Training Record, Lesson 14
Any deviations from the completion standards should be noted in the previous section.
After completing an item in the Elements section, place a check mark next to that item.
- Student Name:
- Instructor Name/CFI#/expiration:
- Instructor Endorsement:
- Date of Lesson: