Fundamentals of Vehicle Dynamics - Contents

7/26/2019 Fundamentals of Vehicle Dynamics - Contents

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Chapter 1 INTRODUCTION

Dawn of the Motor Vehicle AgeIntroduction to Vehicle DynamicsFundamental Approach to Modeling

Lumped MassVehicle Fixed Coordinate SystemMotion VariablesEarth Fixed Coordinate SystemEuler AnglesForcesNewtons Second Law

Dynamic Axle LoadsStatic Loads on Level Ground

Low-Speed AccelerationLoads on Grades

Example ProblemsReferences

Chapter 2 ACCELERATION PERFORMANCE

Power-Limited AccelerationEnginesPower Train

Automatic TransmissionsExample ProblemsTraction-Limited Acceleration

Transverse Weight Shift due to DriveTorque

Traction LimitsExample ProblemsReferences

Chapter 3 BRAKING PERFORMANCE

Basic EquationsConstant DecelerationDeceleration with Wind ResistanceEnergy/Power

Braking ForcesRolling ResistanceAerodynamic DragDriveline DragGrade

BrakesBrake Factor

Tire-Road FrictionVelocityInflation Pressure

Vertical LoadExample Problems

Federal Requirements for Braking

PerformanceBrake Proportioning

Anti-Lock Brake SystemsBraking EfficiencyRear Wheel LockupPedal Force GainExample ProblemReferences

Chapter 4 ROAD LOADS

AerodynamicsMechanics of Air Flow Around a

VehiclePressure Distribution on a Vehicle

Aerodynamic ForcesDrag Components

Aerodynamics AidsBumper Spoilers

Air DamsDeck Lid SpoilersWindow and Pillar TreatmentsOptimization

DragAir DensityDrag Coefficient

Side ForceLift ForcePitching MomentYawing MomentRolling MomentCrosswind Sensitivity

Rolling ResistanceFactors Affecting Rolling Resistance

Tire TemperatureTire Inflation Pressure/Load

VelocityTire Material and DesignTire Slip

Typical CoefficientsTotal Road Loads

Fuel Economy EffectsExample ProblemsReferences

Fundamentals of Vehicle Dynamics

List of Chapters:


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Chapter 5 RIDE

Excitation SourcesRoad RoughnessTire/Wheel AssemblyDriveline ExcitationEngine/Transmission

Vehicle Response PropertiesSuspension IsolationExample ProblemSuspension StiffnessSuspension Damping

Active ControlWheel Hop Resonances

Suspension NonlinearitiesRigid Body Bounce/Pitch MotionsBounce/Pitch FrequenciesSpecial CasesExample Problem

Perception of RideTolerance to Seat VibrationsOther Vibration Forms

ConclusionReferences

Chapter 6 STEADY-STATE CORNERING

IntroductionLow-Speed TurningHigh-Speed Cornering

Tire Cornering ForcesCornering EquationsUndersteer GradientCharacteristic SpeedCritical SpeedLateral Acceleration GainYaw Velocity GainSideslip Angle

Static MarginSuspension Effects on CorneringRoll Moment DistributionCamber ChangeRoll SteerLateral Force Compliance Steer

Aligning TorqueEffect of Tractive Forces on Cornering

Summary of Understeer Effects

Experimental Measurement of Understeer

GradientConstant Radius MethodConstant Speed Method

Example ProblemsReferences

Chapter 7 SUSPENSIONS

Solid AxlesHotchkissFour LinkDe Dion

Independent Suspensions

Trailing Arm SuspensionSLA Front SuspensionMacPherson StrutMulti-Link Rear SuspensionTrailing-Arm Rear SuspensionSemi-Trailing ArmSwing Axle

Anti-Squat and Anti-Pitch SuspensionGeometry

Equivalent Trailing Arm AnalysisRear Solid Drive AxleIndependent Rear DriveFront Solid Drive AxleIndependent Front-Drive AxleFour-Wheel Drive

Anti-Dive Suspension GeometryExample ProblemsRoll Center Analysis

Solid Axle Roll CentersFour-Link Rear SuspensionThree-Link Rear SuspensionFour-Link with Parallel ArmsHotchkiss Suspension

Independent Suspension Roll CentersPositive Swing Arm GeometryNegative Swing Arm GeometryParallel Horizontal LinksInclined Parallel LinksMacPherson StrutSwing Axle

Active SuspensionsSuspension CategoriesFunctionsPerformance

References



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Chapter 8 THE STEERING SYSTEM

IntroductionThe Steering LinkagesSteering Geometry Error

Toe ChangeRoll Steer

Front Wheel GeometrySteering System Forces and Moments

Vertical ForceLateral ForceTractive Force

Aligning TorqueRolling Resistance and Overturning

MomentsSteering System ModelsExamples of Steering System Effects

Steering RatioUndersteerBraking Stability

Influence of Front-Wheel DriveDriveline Torque About the Steer AxisInfluence of Tractive Force on Tire

Cornering StiffnessInfluence of Tractive Force on Aligning

MomentFore/Aft Load TransferSummary of FWD Understeer

InfluencesFour-Wheel Steer

Low-Speed TurningHigh-Speed Cornering

References

Chapter 9 ROLLOVER

Quasi-Static Rollover of a Rigid VehicleQuasi-Static Rollover of a Suspended Vehicle

Transient RolloverSimple Roll ModelsYaw-Roll ModelsTripping

Accident ExperienceReferences

Chapter 10 TIRES

Tire ConstructionSize and Load RatingTerminology and Axis SystemMechanics of Force GenerationTractive Properties

Vertical LoadInflation PressureSurface FrictionSpeedRelevance to Vehicle Performance

Cornering PropertiesSlip Angle

Tire TypeLoadInflation PressureSize and WidthTread DesignOther FactorsRelevance to Vehicle Performance

Camber ThrustTire TypeLoadInflation PressureTread DesignOther FactorsRelevance to Vehicle Performance

Aligning MomentSlip AnglePath CurvatureRelevance to Vehicle Performance

Combined Braking and CorningFriction Circle

VariablesRelevance to Vehicle Performance

Conicity and Ply Steer

Relevance to Vehicle PerformanceDurability ForcesTire VibrationsReferences

Appendix A SAE J670e - Vehicle Dynamics

Terminology

Appendix B SAE J6a - Ride and Vibration Data

Manual

Index


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Fundamentals of Vehicle Dynamics - Contents