Helicopter Engineering
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Helicopter Engineering Syllabus — Unit-wise Content
The official GTU curriculum for Helicopter Engineering (subject code 3170113) as prescribed for Aero · Semester 7 divides the course into 4 units, covering 49 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (3170113)Unit 1 Types of Rotorcraft Systems
- Types of Rotorcraft- Auto gyro
- Helicopter- Main Rotor system- Features of fully articulated rotor system- Features of semi rigid rotor system
- Features of Rigid Rotor systems
- Transmission Systems
- Main rotor drive systems
- Tail rotor drive systems
- Helicopter Controls
- Collective and Cyclic Pitch Controls
- Anti Torque pedals
- Throttle Controls
Unit 2 Helicopter Aerodynamics
- Blade Twist
- Effect of Centre of Pressure
- Forces acting upon main rotor blades in rotation
- Variation of Lift
- Lift Dissymmetry
- Lateral Flapping
- Effect of Flapping
- Coriolis Forces and the Drag Hinge
- Rotor Lift
- Reaction Torque
- Compressibility Effects
- Air Flow through rotors
- Translational Lift
- Transverse Flow effect
- Ground Effect
Unit 3 Helicopter Performance
- Power requirements
- Induced Power
- Profile Power
- Parasite Power
- Total Power
- Effect of Wind
- Effects of High Density Altitude
- Effects of weight
- Effects of High Density Altitudes
- Take off and Landing performance
- High performance take off, Limiting High Speed Envelope (Deadman’s curve) Auto rotation
- Anti Torque system failure
- Settling with power
- Limitations of rotor rpm, Retreating blade stall
Unit 4 Stability and Control
- Hower Trim
- Trim in forward flight
- Static Stability: Speed stability
- Angle of attack stability
- Static Directional stability
- Directional stability
- dihedral effect
- Side force
- Contribution of horizontal stabilizer
- 7 Subject Code: 3170113 w.e.f
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