硕士论文-双质量飞轮扭转减振器运动学仿真及力学分析

上海交通大学硕士学位论文双质量飞轮扭转减振器运动学仿真及力学分析姓名：张定申请学位级别：硕士专业：车辆工程指导教师：何维廉20090101220092232009222009224Pro/EADAMSANSYS5ABSTRACTThepowertrainofautomobileisthemainsourceofthenoiseandvibrationespeciallyfortorsionalvibration.Peoplepaymoreattentiononitanddevelopedlotsofeffectualmethods.Dual-massflywheel(DMF)wasoneoftheinnovationsforreducingtorsionalrationinrecentyears.Itcouldreducethevibrationofthepower-trainverywell.Inthepaper,weintroducettheprincipleandthefeatureoftypicalstructureofDMF,andanalyzedtheinfluenceoftheparametersonfeatures.ThisthesispresentedthemechanismofDualMassFlywheelandthefeaturesofDualMassFlywheelwithdifferentstructuresoftorsionaldamper,Inthispaper,WefirstdiscussedthetheoryofthedesignoftheDMF,andanalyzedtheimpactsofallkindsofparameters.Accordingtotheparameterfunctionandtheelasticexpression,wedrawaDualMassFlywheelCircumferentialSpringthree-dimensionalmodelinPro/E.Next,accordingtothetheoryofthedynamicofmulti-bodysystemswebuiltandrunthedynamicmodelinADAMS,andreceiveddynamiccharacteristicofDMF.Finally,weanalyzedthestructuralstaticstrengthofspringwiththefiniteelementanalysisinANSYS.ThisresearchworkprovidesguidanceandreferencefordesigningandmachiningofArcCoilSpringandfurtherresearchontheperformanceofDualMassFlywheelwitharc-longcoilspring.KEYWORDS:Powertrain,DualMassFlywheel,TorsionDamper,SimulationMechanicalAnalysis,FiniteElementAnalysis81.1[1]1K(510)2doublemassflywheelDMF[2]1.21.2.19[3][4][5]JSAE()1984MARKSAE[6],[7],[8][3-21]ReikW.[16]ZFHartmutBachSimulinkTheodossiades.S.Taehyun.K.2006nDMF[18]1.2.2DMFSachsDMFDMFDMFDMFDMF1991,10[22]1.31.3.11.3.2Pro/EADAMSANSYS112.12.1.112121Fig2-1DMF-CircumferentialShortSpringWithplanetaryGear212DMF222223Fig2-2DMFRadialSpringFig2-3DMFRubberySpring3234TripleMassFlywheelTMF2-4132-4Fig2-4DMFofBritishvehicleproductLtd.52-5LUKDMF25Fig2-5LongArcSpringDMF2.1.22-6142-6Fig2-6ComparisonofstructurebetweenDMFandtraditionalmodel2-7DMF.[23][24]27Fig2-7themaincomponentsofthetypicalDMF152.1.3[25]28Fig2-8ComparisonofTorsionalVibrationAmplitudebetweentraditionalcluthandDMF2-84[2,26-28]12K3SAE8045162.22.2.1(DualMassFlywheelCircumferentialSpringDMF-CS[34,35,36].)292-9Fig2-9ArcSpringDMF2.2.2GGpaMpaKNm/17KpN/mdmmDmmCC=D/dRmmnMNmPNspmmHmmABCDEi1234siniicosi1DMF228160702.318210Fig2-10ForcediagramofSpring1210010ifiPRFRPR+−−=(2-1)1cos(/4)cos(3/4)sin(/4)0fiicFPPFφφφ++−+=(2-2)3301(),24cRrCddFCdRπρω=++=2122CdRiFciPiPi+1i1iii+1i=1Pi-1FfiΦii[23]001/iipRKφφφφ+=−∆=−(2-3)0Φ438GdKnD=G2212223FfΦi19()0010001044CiicRFRRpRRPRFRkϕ+−−−−+=()0,1,....,1in=−24241(1,2,...,1)iiPaPbin+=+=−000RoFca=1+,4Rk(Ro-R)4()CRFbRRΦ=−1a2b0240011-aP=b1(1nnnniniapaPappnb=+−+−=+∑252325P0P011000()04(1)()11nncnnaRFanbbpaRRaa−−−∆Φ+−=−−−−26a=1+xΦ23118(1)2TGdKRnCnx=××−−27x27238TGdKRnC=×28(Nm/rad)C=D/dilR∆=Φ438PGdKnD=pk29(N/m)2.320DMF3.1CA1163P7K2L5[22,25,29]CA1163P7K2L5131CA1163P7K2L5Kgm2J1j2J9J100.06530.01170.6970.523032CA1163P7K2L5KNm/radK9K100.0390334.342213-1Fig3-1Outsidecharacteristiccurvesofengine33-3[30]Hzi11.97980.687030.6668525.38253.98462.753436.95226.80846.7704433.81236.00637.1583-4()[22](rad/s)(rpm)30000.917760.720.484626004.053.252.3114008.316.1254.37535KNm/rad350mm;120mm223.2120mm1100Nm304mm100mm55CrSiAMjjMjMjj(1)MjMjMj[31]Mj=(1.5~2.0)Memax31MjMjMjMj31=1.6MjMj=1.6Memax=1.6650=1040(N*m)Mj1100N*m(2)K=118230N/m23KT(3)[29][22]CA1163P7K2L5C=0.0437N/(m/s)(4)jj15jj[2,22,32-34]j307035(5)2-8:438PGdKnD=438pGdnkD=(32)GB1239-8955CrSiAG=78.5Gpa[35],K=1.1823105N/mKm=2.956104N/m32N=78.5109641012/(82.956104323109)13.214n=16.56850.12(85/180)3.1416120178mmP=1782.56/14=11.8mm1100MPa1100/((0.120.12)(pi/180))=375.5mm5.8mm[36]24363.3Pro/EPro/EΦ350mm350mm[32]350mm120mm32mm3280904(STEEL7800/)Pro/E=0.697Kgm2=0.52303Kgm2120.198kg0.792kgPnN1461PlN180mm3781.6mm1.252YB/T5105-1993GB4362dDtPjfnPdlQPjGB2089-2063211.814613.739116.5N/mmk=29.56N/mm2532Pro/EFig3-2ThePro/E-3DmodelofDMF,longarcspringandonenodalspring3.41.1823105N/m650Nm6mm1461N3732mm16.5650Nm120mm264.1ADAMS4.1.1ADAMS12,,,3,452--441Pro/E=0.697Kgm2=0.52303Kgm2[32]ADAMS274-1Fig.4-1PhysicalModelofDMFTorsionalVibrationDamperSystem4.1.2[37,38]1[38]ANSYSmnfADAMSADAMS42b4344-7[39]2842a42bFig4-2ainstallmentofDMFFig4-2bTheFlexiblemodelofDMF4344Fig4-3restrictbypoint-to-pointFig4-4thetestcurveofdeformablemodel2ADAMStranslationalspring-damper2945translationalspring-damper[40]Fig4-5themodeloftranslationalspring-damperPro/EMech/ProADAMSADAMS[41,42][40]solid-to-solidADAMS/VIEW3ADAMSTorsionSpring46TorsionSpring[23]Fig4-6themodeloftorsionspringTorsionSpringDMF30mass-spring4Taehyun,K.2006MATLAB/simulink47170nDMF[18]47Fig4-7ThemodelofDMF4.1.3ADAMS31ADAMS118translationalspring-damperKC2)17[43]ADAMScylindrical3translationalspring-dampertranslationalspring-damper4.1.1484817Fig4-8themodelofZeroquality(17nodal)4.24.2.1321d*time250Nm30step3049a[44]49bIFmaxmaxmaxmax(:*,,(2*:(2*)*,0,0))IFttatTIFttTta−−−tmaxa1Tmax250NmmarkermarkeryBuild-SystemElements-StateVariable-New,AY(rm,MARKER_401)*180/pirmmarker_401yAYmarker_401rm*180/pi49bcADAMS49aFig4-9aload3349bFig4-9bdrivedistortion49cFig4-9cunload[19,45]Labview4101734410[45]