UNIT 1:
Assumptions to be made in designing a vehicle
Gross Vehicle Weight, Frontal Area, maximum speed
Problems related to Gross Vehicle Weight, Frontal Area, maximum speed, maximum acceleration, Gradability in different gears
Problems related to Gross Vehicle Weight, Frontal Area, maximum speed, maximum acceleration, Gradability in different gears
Calculation, Tabulation and Plotting of Curves for Air and Rolling Resistances at various vehicle speeds
Calculation and Plotting of Driving force
Power requirement for different loads and acceleration, Maximum Power calculation.
Problems related to Power requirement for different loads and acceleration
UNIT 2:
Tire forces and moments, Tire structure
Tire forces and moments, Tire structure
Longitudinal and Lateral force at various slip angles, rolling resistance, Tractive.
Cornering property of tire.
Performance of tire on wet surface
Magic formulae tire model
Estimation of tire road friction
Test on Various road surface
UNIT 3:
Human response to vibration
Influence of suspension stiffness, suspension damping, and tire stiffness
Air suspension system and their properties
Design and analysis of Passive suspension using Quarter car model
Design and analysis of Semi-active suspension using Quarter car model
Design and analysis of Active suspension using Quarter car model
UNIT 4:
Aerodynamic forces and moments
Load Distribution for three wheeler
Load Distribution for four wheeler
Calculation of Maximum acceleration, Reaction forces for Front Wheel drives
Calculation of Maximum acceleration, Reaction forces for Rear Wheel drives
Calculation of Maximum acceleration, Reaction forces for Four Wheel drives
Braking and Driving torque
Prediction of Vehicle performance
ABS, stability control, and Traction control.
UNIT 5:
Steady state handling characteristics
Steady state response to steering input
Testing of handling characteristics
Transient response characteristics
Direction control of vehicles
Stability of vehicle on banked road
Stability of vehicle on banked road
Effect of suspension on cornering.
