車輛動力學建模與仿真技術(shù)及應(yīng)用

車輛動力學建模與仿真技術(shù)及應(yīng)用〔可編輯〕車輛動力學建模與仿真技術(shù)及應(yīng)用發(fā)技術(shù)高級研討班講義技術(shù)車輛動力學建模與仿真技術(shù)詹軍吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLU點試驗室通訊地址通訊地址吉林省長春市人民大街吉林省長春市人民大街59885988號號Emailzhanjcom1XXXXXXXXXX吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLU主主要內(nèi)容要內(nèi)容要內(nèi)容要內(nèi)容先先進汽車底盤汽車底盤開發(fā)流發(fā)流程20232023車輛動力學仿真技術(shù)實例吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLU一先進汽車底盤開發(fā)流程一先進汽車底盤開發(fā)流程ADSLofJLU進汽車底盤開發(fā)流程圖PPSSOP旖邁讜調(diào)DVPV悝扲讜調(diào)悝扲讜調(diào)基于總成基于總成基于總成結(jié)基于總成結(jié)輛動力型型-60-56-52-48-42-36-30-27-24-19-12-8-6-303調(diào)研深入爭論決策預備設(shè)計整合工程前期開發(fā)量產(chǎn)開發(fā)工業(yè)化吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLU20232023SAEJ670SAEJ670吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSAEJ670V002SAEJ670V00220231SAEJ670V0021976年的年的V001V001AxisandCoordinateSystemsVehicleSuspensionandSteeringBrakesTiresandWheelsStatesandModesInputsandResponsesVehicleLongitudinalResponseVehicleLateralResponseRideVibration吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUcomAxisandCoordinateSAxisandCoordinateSyyyystemsstems軸和坐標系軸和坐標系吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUAxisandCoordinateSystemsAxisandCoordinateSystemsInertialReferenceVehiclePlaneofSymmetryAxisSystem稱面軸系軸系CoordinateSystem坐標系坐標系GroundPlaneRoadSurface路面路面RoadPlane跡平面吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUAxisandCoordinateSystemsAxisandCoordinateSystemsEarth-FixedTireCoordinateCoordinateSystemSystemVehicleCoordinateWheelCoordinateSystemSystemSystemSystem車輛坐標系車輪坐標系VehicleVehicleReferenceReferencePoint車輛參考點吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUAxisandCoordinateSystemsAxisandCoordinateSystems吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUcom22VEHICLEVEHICLEVEHICLEVEHICLE車輛車輛吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUGeometryandMassesGeometryandMassesWheelbaseL軸距車輛靜止在水平面上時在規(guī)定載荷下方向盤轉(zhuǎn)角為零X輛同側(cè)輪胎接地點中心的距離TrackTrackTrackTrackWidthWidthWheelWheelTrackTrackTT輪距輪距車輛靜止在水平面上在規(guī)定載荷下設(shè)定車輛高度或懸行于車軸上兩個輪胎的接地點中心的平行于YY軸方軸方點的距離吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUGeometryandMassesGeometryandMassesUnsprungUnsprungWeightWeightUnsprungUnsprungMassMass非簧載質(zhì)量非簧載質(zhì)量one-halftheweightofthesuspensionlinkageridesppringgsanddriveshaftsSprungWeightSprungMass簧載質(zhì)量BaseBaseVehicleVehicleMassMassCurbMass整備質(zhì)量PayloadPayload預載預載VehicleOperatingMass車輛實際質(zhì)量PPassengerMMass6868kkg吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUGeometryandMassesGeometryandMassesVehicleCenterofGravityyCGSprung-MassCenterofGravityMassMassMomentsMomentsofofInertiaInertia量質(zhì)量轉(zhuǎn)動慣量VehicleRollMomentofInertiaVehiclePitchMomentofInertia車輛俯仰轉(zhuǎn)動慣量VehicleYawMomentofInertia車輛橫擺轉(zhuǎn)動慣量VehicleRoll-YawProductofInertia車輛側(cè)傾-橫擺的轉(zhuǎn)動慣量ADSLofJLUKinematicsKinematicsVelocities速度AccelerationsAccelerations加速度加速度AngularMotionVariables角加速度VehicleEulerAnglesψθφ汽車動態(tài)模擬國家重點試驗室ADSLofJLUForcesandMomentsForcesandMomentsLongitudinalForceFX縱向力LateralLateralForceForceFYFYVerticalForceFZ垂直力RollMomentMX傾力矩PitchPitchMomentMomentMYMY仰力矩俯仰力矩YawMomentMZ擺力矩吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSUSPENSIONANDSTEERING23SUSPENSIONANDSTEERING懸架與轉(zhuǎn)向吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSuspensionSuspensionIndependentIndependentSuspensionSuspension獨立懸架Solid-AxleSuspension獨立懸架SuspensionCorner非獨立懸架非獨立懸架獨立懸架獨立懸架吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSuspensionComponentsSuspensionComponentsAxle車軸BallJointBushing襯套ControlArmWishboneDamper減震器JounceStopJounceBumperBumpStopReboundStop下緩沖塊吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSuspensionComponentsSuspensionComponentsKnuckleHubKnuckleHubCarrierCarrierUprightUpright轉(zhuǎn)向節(jié)轉(zhuǎn)向節(jié)Link連桿RideRideSpringSpring彈簧彈簧StabilizerBarAnti-RollBarAnti-SwayBar橫向穩(wěn)定器TrackTrackBarBarPanhardPanhardRodRod吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSteeringComponentsSteeringComponentsSteeringWheelHandWheelSteeringColumn轉(zhuǎn)向柱管IntermediateShaft中間軸中間軸SteeringGear轉(zhuǎn)向器RackRackandandPinionPinionSteeringSteeringGearGear向器齒輪齒條式轉(zhuǎn)向器Recirculating-BallSteeringGear吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSteeringComponentsSteeringComponentsSteeringLinkage轉(zhuǎn)向傳動機構(gòu)TiTieRRoddSteerArmKnuckleArm轉(zhuǎn)向節(jié)臂ADSLofJLUSUSPENSIONANDSTEERINGSUSPENSIONANDSTEERINGMassesMassesandandInertiasInertiasUnsprung-MassCenterofGravity簧下質(zhì)量重心Unsprung-MassMomentsofInertiaSppinMomentofInertia轉(zhuǎn)動慣量SteerMomentofInertia轉(zhuǎn)向慣量吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSUSPENSIONANDSTEERINGSUSPENSIONANDSTEERINGGeometryy幾何SteerandCamberAngles轉(zhuǎn)向角與外傾角ReferenceReferenceSteerSteerAngleAngle轉(zhuǎn)向角參考轉(zhuǎn)向角AckermannWheelSteerAngleMeanMeanReferenceReferenceSteerSteerAngleAngle平均參考轉(zhuǎn)向角平均參考轉(zhuǎn)向角IncludedReferenceSteerAngle之差之差I(lǐng)ncludedAckermannSteerAngle之差差ToeAngle前束角CamberCamberAngleAngle外傾角外傾角吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSUSPENSIONANDSTEERINGSUSPENSIONANDSTEERING吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSUSPENSIONANDSTEERINGSUSPENSIONANDSTEERING吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSUSPENSIONANDSTEERINGSUSPENSIONANDSTEERINGSteering-AxisGeometry線幾何SteeringAxisKingpinAxisCasterAngle主銷后傾角CasterOffsetatWheelCenterSpindleTrail輪心后傾拖距CasterOffsetatGroundCasterTrail地面后傾拖距ADSLofJLUSUSPENSIONANDSTEERINGSUSPENSIONANDSTEERINGSteering-AxisGeometry線幾何Steering-AxisInclinationAngleKingpinInclinationAngle主銷內(nèi)傾角Steering-AxisOffsetatWheelCenterKingpinOffsetatWheelCenter主銷軸線在輪心處偏移Steering-AxisOffsetatGroundKingpinOffsetatGroundScrubRadius內(nèi)傾拖距SpindleLength吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSUSPENSIONANDSTEERINGSUSPENSIONANDSTEERINGSuspensionMotions懸架架運動JouJounceceCoComppressessioonBuumppReboundExtensionDroop回彈SuspensionSuspensionRideRide懸架跳動懸架跳動SuspensionRollSuspensionRideDisplacement懸架跳動位移SusppensionRollAnggle吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSUSPENSIONANDSTEERINGSUSPENSIONANDSTEERINGKinematicsRideKinematicsFront-Rear-ViewSwingCenterFront-Rear-ViewSwing-ArmLength瞬心到車輪中心或輪胎接地點在yz平面的距離Front-Rear-ViewSwing-ArmAngley吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSUSPENSIONANDSTEERINGSUSPENSIONANDSTEERINGKinematicsRideKinematicsSide-ViewSwingCenterSide-ViewSwing-ArmLengthSide-ViewSwing-ArmAngley吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSUSPENSIONANDSTEERINGSUSPENSIONANDSTEERINGKinematicsRideKinematics跳動運動學SuspensionRideCamberSuspensionRideCamberGradientSuspensionRideCaster懸架跳動后傾角變化SusppensionRideCasterGradientSuspensionRideToe懸架跳動前束角變化SusppensionRideToeGradient懸架跳動架跳動前束角變化梯度束角變化梯度SuspensionRideSteer懸架跳動轉(zhuǎn)向角變化SusppensionRideSteerGradient變化梯度RideTrackChange懸架跳動輪距變化RideRideTrackTrackChangeChangeGradientGradient度懸架跳動輪距變化梯度吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSUSPENSIONANDSTEERINGSUSPENSIONANDSTEERINGKinematicsRollKinematics動學SuspensionRollCamber懸架側(cè)傾外傾角變化SuspensionRollCamberGradient懸架側(cè)傾外傾角變化梯度SSuspensiionRRollllIInclilinatition角變化SuspensionRollInclinationGradientSuspensionSuspensionRollRollCasterCaster傾后傾角變化SuspensionRollCasterGradient懸架側(cè)傾后傾角變化梯度SuspensionSuspensionRollRollSteerSteer轉(zhuǎn)向角變化SuspensionRollSteerGradientRollRollCenterCenter側(cè)傾中心側(cè)傾中心RollCenterHeightRollAxis側(cè)傾軸線側(cè)傾軸線吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSUSPENSIONANDSTEERINGSUSPENSIONANDSTEERINGKinematicsSteeringKinematicsSteerCamber轉(zhuǎn)向外傾角變化SteerCamberGradient轉(zhuǎn)向外傾角變化梯度StSteerCCastterSteerCasterGradient轉(zhuǎn)向后傾角變化梯度AckermannAckermannGeometryGeometryAckermannError阿克曼轉(zhuǎn)向誤差SteeringSteeringRatioRatioOverallSteeringRatio轉(zhuǎn)向系總傳動比GearGearRatioRatioLinkageRatio轉(zhuǎn)向機構(gòu)傳動比C-FactorRackRatioRackSppeed吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSUSPENSIONANDSTEERINGSUSPENSIONANDSTEERINGKinematicsAnti-CharacteristicsAnti-Divefront抗點頭BrakingBrakingAntiAnti-LiftLift后仰AccelerationAnti-Liftfront仰AntiAnti-SquatSquatAnti-Roll抗側(cè)傾吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSUSPENSIONANDSTEERINGSUSPENSIONANDSTEERINGRideandRollStiffness剛度RideRate乘適剛度SuspensionSuspensionRideRideRateRateWheelWheelRateRate懸架乘適剛度懸架乘適剛度RollStiffnessRollRate側(cè)傾剛度SuspensionSuspensionRollRollStiffnessStiffnessSuspensionSuspensionRollRollRateRate懸架側(cè)傾剛度VehicleVehicleRollRollStiffnessStiffness剛度整車側(cè)傾剛度RollStiffnessDistribution吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSUSPENSIONANDSTEERINGSUSPENSIONANDSTEERINGComppliancesCamberandSteerComppliances柔度車輪外傾彈性與轉(zhuǎn)向彈性ComplianceComplianceCamberCamber傾角CamberComplianceComplianceCamberCoefficientCoefficient數(shù)ComplianceSteer彈性轉(zhuǎn)向角SteerSteerComplianceComplianceComplianceComplianceSteerSteerCoefficientCoefficient彈性轉(zhuǎn)向系數(shù)吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSUSPENSIONANDSTEERINGSUSPENSIONANDSTEERINGComppliancesLateralComplianceattheWheelCenter輪心處側(cè)向彈性輪心處側(cè)向彈性LateralComplianceattheContactCenterLongitudinalCompliance縱向彈性WindupWindupComplianceComplianceAxleWindupCompliance軸回轉(zhuǎn)彈性吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUBRAKES24BRAKES制動器制動器吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUBRAKESBRAKESFrictionBrake摩擦制摩擦制動器RegenerativeRegenerativeBrakeBrakeDiscBrake盤式制動器DrumBrake鼓式制動器AntiAnti--LockLockBrakeBrakeSystemSystem系統(tǒng)BrakePressureBrakeTorque制動力矩吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUBRAKESBRAKESBrakeCompponentsBrakePedalMasterMasterCylinderCylinderProportioningValve比例閥BrakeBrakeCaliperCaliperWheelCylinder制動輪缸FrictionFrictionMaterialMaterialBrakeBrakeLiningLining制動襯片制動襯片BrakePad制動襯塊BrakeBrakeShoeShoe制動蹄制動蹄BrakeRotorBrakeDisc制動盤BrakeBrakeDrumDrumADSLofJLUBRAKESBRAKESBrakePropportioninggBrakeBalance制動平衡TIRESANDWHEELSTIRESANDWHEELSTIRESANDWHEELSTIRESANDWHEELSFixedFixedProportioningProportioning力安排VariableProportioning變比值制動力安排吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUTIRESANDWHEELS25TIRESANDWHEELS吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUTIRESANDWHEELSTIRESANDWHEELSWheelNomenclatureRim輪輞RimRimWidthWidth輪輞寬度輪輞寬度RimDiameterSpecifiedRimDiameter輪輞直徑直徑標定輪輞直徑標定輪輞直徑RimDiameterDesignationNominalRimDiameter輪輞名義直徑RimContourDesignationRimSizeDesignation輪輞尺寸代號RimRimFlangeFlange吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUTIRESANDWHEELSTIRESANDWHEELS吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUPneumaticTireNomenclature術(shù)語TireSectionWidth輪胎斷面寬度TireOverallWidth輪胎總寬度TireOverallOutsideDiameter輪胎總外緣直徑TireSectionHeight輪胎斷面高度TireAsppectRatio輪胎高寬比輪胎高寬比TireFace胎面TireTireLoadLoadIndexIndexTireSpeedSymbol輪胎速度記號ContactContactPatchPatchFootprintFootprint吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUTIRESANDWHEELSTIRESANDWHEELSWheelPlaneGeometry車輪車輪平面幾何Wheeeel-SpSpinAxissWheelPlane車輪平面WheelWheelCenterCenterContactLine接地印跡線ContactCenterCenterofTireContact印跡中心LoadedRadius負載半徑StaticStaticLoadedLoadedRadiusRadius吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUTireOrientationAnglesSSlippAngglee側(cè)偏角側(cè)偏角InclinationAngle側(cè)傾角側(cè)傾角吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUTIRESANDWHEELSTIRESANDWHEELSTireRollingCharacteristics輪胎滾動特性TireTireTrajectoryTrajectoryVelocityVelocity速度TireLongitudinalVelocity輪胎縱向速度TiTireLLatterallVVellocitityTireVerticalVelocity輪胎垂向速度吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUTIRESANDWHEELSTIRESANDWHEELSWheeeel-SpSpinVeelococityy車輪轉(zhuǎn)速車輪轉(zhuǎn)速ReferenceWheel-SpinVelocity車輪參考轉(zhuǎn)速TireTireLongitudinalLongitudinalSlipSlipVelocityVelocity滑移速度輪胎縱向滑移速度TireLongitudinalSlipRatio輪胎縱向滑移率ClockwiseTireRotation輪胎順時針旋轉(zhuǎn)CounterclockwiseTireRotation時針旋轉(zhuǎn)吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUTIRESANDWHEELSTIRESANDWHEELSStandardStandardLoadsLoadsandandInflationInflationPressPressuresres標準負荷和充氣壓力ColdInflationPressure冷胎壓HotHotInflationInflationPressurePressureWarmWarmInflationInflationPressure熱胎壓TiTireLLoaddLiLimitit吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUTIRESANDWHEELSTIRESANDWHEELSWheelTorque車輪轉(zhuǎn)車輪轉(zhuǎn)矩DrivinggToorquequeBrakingTorque制動力矩吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUTIRESANDWHEELSTIRESANDWHEELSTireeFoorcescesaanddMoomeentsts力矩TireNormalForceTireRadialForce輪胎垂直力TireTireLongitudinalLongitudinalForceForceTireTireForeFore-AftAftForceForce輪胎輪胎縱向前前方向力TireLateralForceTireSideForce側(cè)向力TireOverturningMoment輪胎翻轉(zhuǎn)力矩TireRollingMomentTireRollingResistanceMoment輪胎滾動輪胎滾動阻阻力矩力矩TireAligningMomentTireAligningTorque回正力矩回正力矩ADSLofJLUTIRESANDWHEELSTIRESANDWHEELSPullPullForcesForcesandandMomentsMomentsPropertiesofForcesintheRoadPlaneTireTireShearShearForceForceCoefficientCoefficientTireTireNormalizedNormalizedShearShearForce輪胎切向力系數(shù)輪胎標準切向力TireTireLongitudinalLongitudinalForceForceCoefficientCoefficientTireTireNormalizedNormalizedLongitudinalForce輪胎縱向力系數(shù)TireTireLateralLateralForceForceCoefficientCoefficientTireTireNormalizedNormalizedLateralLateralForce輪胎側(cè)向力系數(shù)ADSLofJLUTIRESANDWHEELSTIRESANDWHEELSPullForcesandMomentsTireLateralForceLoadSensitivity感度TireTireLongitudinalLongitudinalStiffnessStiffness胎縱向剛度TireCorneringStiffness輪胎側(cè)偏剛度TireTireInclinationInclinationStiffnessStiffnessTireTireCamberCamberStiffnessStiffness輪胎側(cè)傾輪胎側(cè)傾剛度TireLonggitudinalStiffnessCoefficient度系數(shù)輪胎縱向剛度系數(shù)TireCorneringStiffnessCoefficientTireCorneringCoefficient輪胎側(cè)偏剛度系數(shù)ADSLofJLUTIRESANDWHEELSTIRESANDWHEELSPullForcesandMomentsTireInclinationStiffnessCoefficientTireCamberStiffnessCoefficientTireCamberCoefficient輪胎側(cè)傾剛度系數(shù)TireRelaxationLenggth輪胎松弛長度TireLateralForceResponsePhaseAngle吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUTIRESANDWHEELSTIRESANDWHEELSNormalForceProppertiesTireDeflection輪胎撓度TireTireNormalNormalStiffnessStiffnessTireTireRadialRadialStiffnessStiffnessTireSpringRate輪胎垂向剛度吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUTIRESANDWHEELSTIRESANDWHEELSMMomenttPPropertities力矩特性力矩特性TireOverturningMomentCoefficientTireNormalizedOOvertturniingMMomentt輪胎翻轉(zhuǎn)力矩系數(shù)輪胎翻轉(zhuǎn)力矩系數(shù)TireRollingMomentCoefficientTireNormalizedRollingRollingMomentMoment胎滾動力矩系數(shù)TireAligningMomentCoefficientTireNormalizedAligningAligningMomentMoment輪胎回正力矩系數(shù)輪胎回正力矩系數(shù)TireAligningMomentLoadSensitivity負荷敏感度負荷敏感度吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUTIRESANDWHEELSTIRESANDWHEELSMMomenttPPropertitiesTireOverturningStiffness輪胎翻轉(zhuǎn)剛度TireOverturningInclinationStiffness剛度TireAligningStiffness輪胎回正剛度TireAligningInclinationStiffness輪胎回正側(cè)傾剛度TireAligningStiffnessCoefficient輪胎回正剛度系數(shù)吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUTIRESANDWHEELSTIRESANDWHEELSTiTireRRoaddFFriictitionTireFrictionEllipse輪胎摩擦橢圓TireFrictionEllipseBoundary胎摩擦橢圓邊界限PeakCoefficientofFriction峰值摩擦系數(shù)SlideCoefficientofFrictionPeak-to-SlideRatio峰值滑移比率吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSTATESANDMODES26STATESANDMODES狀態(tài)和模態(tài)狀態(tài)和模態(tài)狀態(tài)和模態(tài)狀態(tài)和模態(tài)吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSTATESANDMODESSTATESANDMODESEEquilibilibriium平衡平衡SteadyStateTrimTransientState瞬態(tài)吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSTATESANDMODESSTATESANDMODESStabilityStability穩(wěn)定性穩(wěn)定性Non-OscillatoryStabilityAsymptoticStability無振蕩穩(wěn)定性無振蕩穩(wěn)定性漸近穩(wěn)定性漸近穩(wěn)定性NeutralStability中性穩(wěn)定性O(shè)scillatoryStabilityNonNon-OscillatoryOscillatoryInstabilityInstabilityDivergentDivergentInstability無振蕩不穩(wěn)定性發(fā)散不穩(wěn)定性O(shè)scillatoryOscillatoryInstabilityInstability不穩(wěn)定性振蕩不穩(wěn)定性吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUSTATESANDMODESSTATESANDMODESCConttrollMModdesPositionControl位置掌握FixedControl固定掌握ForceForceControlControlFreeControl自由掌握ClClosedd-LLoopCConttrollFFeedbdbackkCConttroll閉環(huán)閉環(huán)掌握反響掌握Open-LoopControl開環(huán)掌握開環(huán)掌握吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUINPUTSANDRESPONSES27INPUTSANDRESPONSES輸入和響應(yīng)輸入和響應(yīng)輸入和響應(yīng)輸入和響應(yīng)吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUINPUTSANDRESPONSESINPUTSANDRESPONSESInputsControlInputsControlInputInput輸入掌握輸入SteeringControlInput方向盤掌握輸入SteeringSteering-WheelWheelAngleAngleHandHand-WheelWheelAngleAngleSteering-WheelTorqueHand-WheelTorque方向盤力矩StSteeriing-WhWheellRiRimFForceHHandd-WhWheellRiRimFForce方向盤方向盤圓周力BrakingBrakingControlControlInpInputt入制動掌握輸入BrakePedalForce制動踏板力BBrakkePPeddallDiDispllacementBBrakkePPeddallTTravell制動踏板位移制動踏板行程吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUINPUTSANDRESPONSESINPUTSANDRESPONSESIInputtsCConttrollIInputtAccelerationControlInput加速度掌握輸入AcceleratorPedalPositionThrottlePosition節(jié)氣門開度DriverControlInput駕駛員掌握輸入AutomaticAutomaticControlControlInputInput自動掌握輸入自動掌握輸入InputsControlSystemInput掌握系統(tǒng)輸入IInputtsDDriiverSSettittings吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUINPUTSANDRESPONSESINPUTSANDRESPONSESIInputtsDiDistturbbanceIInputtAerodynamicDisturbanceInput空氣擾動輸入Load-ShiftDisturbanceInput負載變化輸入RoadRoadDisturbanceDisturbanceInputInputTireWheelDisturbanceInput輪胎車輪擾動輸入輸入EquivalentTimeofInitiation當量時間吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUINPUTSANDRESPONSESINPUTSANDRESPONSESRResponses響應(yīng)響應(yīng)VehicleResponseControlResponseDisturbanceResponse干擾響應(yīng)Steady-StateResponse穩(wěn)態(tài)響應(yīng)GainSensitivity增益靈敏度GGradidientt梯度梯度TransientResponse瞬態(tài)響應(yīng)DynamicDynamicGainGainDynamicDynamicSensitivitySensitivity靈敏度DynamicGradient動態(tài)梯度吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUINPUTSANDRESPONSESINPUTSANDRESPONSESResponsesRiseTimeResponseTimePeakResponseTime峰值峰值穩(wěn)態(tài)值tr峰值響應(yīng)時間峰值響應(yīng)時間t穩(wěn)定時間tspp吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUINPUTSANDRESPONSESINPUTSANDRESPONSESResponsesPercentOvershootBandwidthRatio吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLU22228888VEHICLEVEHICLEVEHICLEVEHICLELONGITUDINALLONGITUDINALLONGITUDINALLONGITUDINALRESPONSERESPONSERESPONSERESPONSE車輛縱向響應(yīng)車輛縱向響應(yīng)吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUVEHICLELONGITUDINALRESPONSEVEHICLELONGITUDINALRESPONSELLongititudidinallLLoaddTTransffer移縱向載荷轉(zhuǎn)移DescriptorsofSteady-StateLongitudinalResponse縱向穩(wěn)態(tài)響應(yīng)描述量縱向穩(wěn)態(tài)響應(yīng)描述量GainMeasures增益測量BrakePedalForceGainAcceleratorPedalPositionGain加速踏板位板位置增增益GradientMeasuresPitchPitchAngleAngleGradientGradient增益俯仰角增益SuspensionTrimHeightGradient吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUVEHICLELONGITUDINALRESPONSEVEHICLELONGITUDINALRESPONSEDDescriipttorsoffTTransiienttLLongititudidinallRResponse瞬態(tài)縱向響應(yīng)描述量PitchAngleOvershootDescriptorsofTransientBrakeSystemResponse瞬態(tài)制動系統(tǒng)描述量BrakeApplyRiseTimeBrakeReleaseTime制動釋放時間1090吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUVEHICLELONGITUDINALRESPONSEVEHICLELONGITUDINALRESPONSEChCharactteriiziingDDescriipttorsoffBBrakikingPPerfformance車輛制動性能的表征描述AdhesionUtilizationBrakingEfficiency制動效能吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLU29VEHICLELATERALRESPONSE29VEHICLELATERALRESPONSE車輛側(cè)向響應(yīng)車輛側(cè)向響應(yīng)車輛側(cè)向響應(yīng)車輛側(cè)向響應(yīng)吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUVEHICLELATERALRESPONSEVEHICLELATERALRESPONSELateralLateralLoadLoadTransferTransfer側(cè)向載荷轉(zhuǎn)移TireLateralLoadTransfer輪胎側(cè)向載荷轉(zhuǎn)移TotalTotalTireTireLateralLateralLoadLoadTransferTransfer胎側(cè)向載荷轉(zhuǎn)移總的輪胎側(cè)向載荷轉(zhuǎn)移TireLateralLoadTransferDistribution胎側(cè)向載荷轉(zhuǎn)移安排OverturningOverturningCoupleCouple矩OverturningCoupleDistribution吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUVEHICLELATERALRESPONSEVEHICLELATERALRESPONSERRangesoffDiDirectitionallRResponse方向響應(yīng)范圍方向響應(yīng)范圍On-CenterRange中心區(qū)LinearRange線性范圍NonlinearRange吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUVEHICLELATERALRESPONSEVEHICLELATERALRESPONSEDescriptorsofSteady-StateDirectionalResponse穩(wěn)態(tài)方向響應(yīng)描述量GainorSensitivityMeasures增益或敏感系數(shù)測量LateralAccelerationGainSteeringSensitivity向靈敏度LateralLateralAccelerationAccelerationMomentMomentGainGainControlControlMomentMomentSensitivitySensitivity側(cè)側(cè)向加速度力矩增益掌握力矩靈敏度YawVelocityGainSideslipAngleGain側(cè)偏角增益PathCurvatureGainStSteeriing-WhWheellTTorqueGGaiinStSteeriingStiffStiffness方向盤力矩增益方向盤力矩增益轉(zhuǎn)向剛度ADSLofJLUVEHICLELATERALRESPONSEVEHICLELATERALRESPONSEDescriptorsofSteady-StateDirectionalResponse穩(wěn)態(tài)方向響應(yīng)描述量GradientMeasures梯度測量Steering-WheelAngleGradientHand-WheelAngleGradient向盤轉(zhuǎn)角梯度SteeringSteering-WheelWheelTorqueTorqueGradientGradientHandHand-WheelWheelTorqueTorqueGradient方向盤力矩梯度ReferenceSteerAngleGradientAckermannSteerAngleGradient阿克曼轉(zhuǎn)向角梯度RollAngleGradient側(cè)傾角梯度SSuspensiionRRollllAAnglleGGradidientt側(cè)傾角梯度懸架側(cè)傾角梯度SideslipAngleGradient側(cè)偏角梯度PathPathCurvatureCurvatureGradientGradient軌跡曲率梯度軌跡曲率梯度吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUVEHICLELATERALRESPONSEVEHICLELATERALRESPONSEUndersteerandOversteerUndersteerOversteerGradientNeutralSteer中性轉(zhuǎn)向UndersteerOversteer過多轉(zhuǎn)向CorneringCompliance轉(zhuǎn)向柔度轉(zhuǎn)向柔度吉林大學汽車動態(tài)模擬國家重點試驗室ADSLofJLUVEHICLELATERALRESPONS