T&E 4113 Helicopter Flying Qualities Flight Testing I

Course Description

An intensive overview of helicopter equations of motion, static stability characteristics, and engine failure characteristics.  Subjects include an introduction to mathematical analysis techniques, theory and flight test procedures to evaluate helicopter static stability characteristics, and engine failure characteristics evaluation procedures.  Also included is a brief introduction to mechanical flight control systems and closed loop handling qualities.

Anticipated Student Academic Outcomes

Upon successful completion of this course of instruction, the student will have an understanding of flight test procedures, techniques, and data analysis associated with helicopter static stability characteristics and flight test procedures. He/she will:

Understand
1.  Mechanical flight control systems.
2.  Helicopter trim systems.
3.  Closed loop handling qualities.
4.  The applicable Mil and CFR/CS regulatory requirements.
5.  Rotor characteristics.

Know
6.  How to determine the critical azimuth in the low airspeed envelope.
7.  How to determine the longitudinal static stability of a helicopter using the appropriate flight test techniques.
8.  How to determine the maneuvering stability of a helicopter using the appropriate flight test techniques.
9.  How to determine the lateral-directional static stability of a helicopter using the appropriate flight test techniques

Sequence of Instruction

Flying Qualities Overview 
Mathematical Analysis and Equations of Motion
Mechanical Flight Control Systems 
Longitudinal Static and Maneuvering Stability 
Lateral-Directional Static Stability 
Engine Failure Characteristics and Test Procedures
Introduction to Closed Loop Handling Qualities 
Ground Handling 
Aerodynamic Modifications  
Tutorials
   Static Stability
   Engine Failure Characteristics 
Exams
   Static Stability

Texts and Reference Materials

“Helicopter Performance, Stability, and Control,” 
R. W. Prouty
NTPS Course Notes

Instructional Methodology

Lectures

Process of Evaluation

Written Examinations

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