MECA0525: Performance and Dynamics of Vehicle
Course description and commitments :
Organization and Exams
- TTHE FIRST COURSE WILL TAKE PLACE ON FEBRUARY 8, 2022, 13:45 IN ROOM 0/523 INSTITUTE OF MECHANICS B52
- AGENDA OF THE ACADEMIC YEAR 2021-2022
- EXAMS : Agenda and room for exams of June 2022
- QUESTIONS D'EXAMEN: Liste des questions de théorie pour l'examen oral de juin 2022 (version finalisée du 18 mai 2022)
Lecture Notes
- INTRODUCTION: Introduction, course objective
- PERFORMANCE 1: Conventions. Longitudinal motion equations
- PERFORMANCE 2: Engine and electric motor performance curves. Approximation procedures.
- PERFORMANCE 3: Tractive forces
- PERFORMANCE 4: Road resistance
- PERFORMANCE 5: Performance criteria: top speed, max gredability, acceleration and elasticity
- PERFORMANCE 6: Energy/ fuel consumptions and emissions. Standard driving cycles
- PERFORMANCE 7: Braking equations, stopping distance, braking force distribution, wheel blocking
- TYRE MECHANICS 1: Tractive and braking forces
- TYRE MECHANICS 2: Lateral forces, combined operations
- TYRE MECHANICS 3: Mathematical modelling using Pacejka magic formula
- VEHICLE DYNAMICS 1: Steady state cornering
- VEHICLE DYNAMICS 2: Steady state cornering: suspension effects
- VEHICLE DYNAMICS 3: Dynamics stability
- RIDE & COMFORT: Road roughness, body senstivity to vibrations, quarter car model
- CRASH WORTHINESS: Introduction to collision mechanics
Podcast and Lifesize Recordings (2020 or 2021)
- INTRODUCTION: Introduction, course objective
- PERFORMANCE 1: Conventions. Longitudinal motion equations
- PERFORMANCE 1: Exercices
- PERFORMANCE 2: Part 1 Engine. Approximation procedures.
- PERFORMANCE 2: Part 2 Electric traction motors
- PERFORMANCE 2: Exercises Approximation of performance curves
- PERFORMANCE 3: Tractive forces: Part 1/ Transmissions
- PERFORMANCE 3: Tractive forces: Part 2/ Tractive and power at wheels
- PERFORMANCE 4: Road resistance
- PERFORMANCE 5: Performance criteria Part1/ Top speed, max gradeability,
- PERFORMANCE 5: Performance criteria Part 2/ acceleration and elasticity
- PERFORMANCE 5 : Exercise max speed, gradeability, acceleration
- PERFORMANCE 6: Energy/ fuel consumptions and emissions. Standard driving cycles
- PERFORMANCE 6: Exercises energy consumption
- PERFORMANCE 7: Braking equations, stopping distance, braking force distribution, wheel blocking
- TYRE MECHANICS 1: Tyre construction
- TYRE MECHANICS 1: Rolling resistance
- TYRE MECHANICS 1: Tractive and braking forces
- TYRE MECHANICS 2: Lateral forces: side slip
- TYPE MECHANICS 2: Lateral forces: camber trust
- TYRE MECHANICS 2: Combined operations
- TYPE MECHANICS 3: Mathematical modlling using Pacejka magic formula
- VEHICLE DYNAMICS 1: Steady state cornering: Low speed
- VEHICLE DYNAMICS 1: Steady state cornering: High Speed
- VEHICLE DYNAMICS 2: Steady state cornering: suspension effects: roll behaviour
- VEHICLE DYNAMICS 2: Steady state cornering: suspension effects: camber, roll steer and compliance steer
- VEHICLE DYNAMICS 3: Dynamics stability
- RIDE & COMFORT: Road roughness, Tire/wheel excitation, body senstivity to vibrations,
- RIDE & COMFORT : quarter car model, pitch /bounce model (not available)
- CRASH WORTHINESS: introduction to collision mechanics
Syllabus
Exercise sessions
- LONGITUDINAL EQUILIBRIUM
- APPROXIMATION OF ENGINE CHARACTERISTICS
- ROAD RESISTANCE AND TRACTIVE FORCES
- MAX SPEED AND ACCELERATION
- ENERGY CONSUMPTION
- TYRE MECHANICS
- STEADY STATE CORNERING
- STEADY STATE CORNERING : INFLUENCE OF SUSPENSION EFFECTS
- VEHICLE STABLITY DYNAMICS
- RIDE AND COMFORT
Homework and computer exercises
Laboratory
Additional ressources