Helicopter Theory detailed syllabus for Aeronautical Engineering (Aero) for 2021 regulation curriculum has been taken from the Anna Universities official website and presented for the Aero students. For course code, course name, number of credits for a course and other scheme related information, do visit full semester subjects post given below.
For Aeronautical Engineering 6th Sem scheme and its subjects, do visit Aero 6th Sem 2021 regulation scheme. For Professional Elective-VI scheme and its subjects refer to Aero Professional Elective-VI syllabus scheme. The detailed syllabus of helicopter theory is as follows.
Course Objectives:
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Unit I
INTRODUCTION \
Helicopter as an aircraft, Basic features, Layout, Generation of lift, Main rotor, Gearbox, tail rotor, power plant, considerations on blade, flapping and feathering, Rotor controls and various types of rotor, Blade loading, Effect of solidity, profile drag, compressibility etc., Blade area required, number of Blades, Blade form, Power losses, Rotor efficiency.
Unit II
AERODYNAMICS OF ROTOR BLADE
Aerofoil characteristics in forward flight, Hovering and Vortex ring state, Blade stall, maximum lift of the helicopter calculation of Induced Power, High speed limitations; parasite drag, power loading, ground effect.
Unit III
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Unit IV
STABILITY AND CONTROL
Physical description of effects of disturbances, Stick fixed Longitudinal and lateral dynamic stability, lateral stability characteristics, control response. Differences between stability and control of airplane and helicopter.
Unit V
ROTOR VIBRATIONS
Dynamic model of the rotor, Motion of the rigid blades, flapping motion, lagging motion, feathering motion, Properties of vibrating system, phenomenon of vibration, fuselage response, vibration absorbers, Measurement of vibration in flight. Rotor Blade Design: General considerations, Airfoil selection, Blade construction, Materials, Factors affecting weight and cost, Design conditions, Stress analysis.
Course Outcomes:
At the end of the course, Students will be able to
- Make use of Aerodynamics calculation of Rotor blade
- Apply stability and control characteristics of Helicopter
- Experiment with control Rotor vibration
- Apply Momentum and simple blade element theories to helicopter’s rotor blades.
- Analyse the power requirements in forward flight and associated stability problems of helicopter.
Text Books:
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Reference Books:
- Joseph Schafer, “Basic Helicopter Maintenance”, Jeppesen 1980
- R W Prouty, Helicopter Aerodynamics, Phillips Pub Co, 1993.
For detailed syllabus of all the other subjects of Aeronautical Engineering 6th Sem, visit Aero 6th Sem subject syllabuses for 2021 regulation.
For all Aeronautical Engineering results, visit Anna University Aero all semester results direct link.