Motorcycle Model with Frame Compliance

• Semplificative assumptions
• Definition of Bodies
  • Whole motorcycle chassis
  • Front chassis
  • Front flexible fork
  • Flexible swingarm
  • Wheels
  • Rider
• Kinematics
  • Dependent geometrical parameters
  • Rear tire kinematics
  • Front tire kinematics
• Forces
  • tire forces
  • aerodynamics forces
  • rider steering torque and steering damper
  • rider-saddle interaction
  • fork flexibility
  • swingarm flexibility
• Linear Newton-Euler's equations
  • whole vehicle's (rider included) eqns
  • front frame eqns
  • rider eqns
  • fork eqns
  • swingarm eqns
  • collection and organization of the equations of motion
• Tires equations
  • vertical loads
  • rear tire
  • front tire
• First order equations
• Dependent data

Definition of the vehicle characteristics

• external forces
• body
• front frame
• flex fork
• flex swingarm
• tires
• rider

Stability Analysis

• Rigid Bodies Model
• Flex fork model (bending)
• Flex swingarm (torsion) model
• Flex swingarm (bending) model
• Suspended rider model (only roll dof)