现代汽车热管理系统研究进展模板

现代汽车热管理系统研究进展资料内容仅供参考，如有不当或者侵权，请联系本人改正或者删除。目次TOC\o"1-1"\f\h\z现代汽车热管理系统研究进展(摘要链接) 1电喷LPG发动机快速燃烧过程循环变动的研究(摘要链接) 2自励式缓速器制动力矩计算方法(摘要链接) 3基于ADAMS/CAR的双横臂与多连杆悬架系统运动学分析(摘要链接) 4基于MATLAB/GUI的制动系统设计与评价软件开发(摘要链接) 5CA6471轻型客车机舱通风及冷却性能的改进(摘要链接) 6CA6700EV纯电动客车再生制动控制策略研究(摘要链接) 7同步带传动对发动机前端噪声的影响(摘要链接) 8轿车悬架橡胶衬套结构特点分析(摘要链接) 9轿车白车身模态试验方法研究(摘要链接) 10汽车转向盘角脉冲试验数据后处理方法(摘要链接) 11汽车空调配风试验台设计与研究(摘要链接) 12转向节柱拔出力试验的分析研究(摘要链接) 13斜连杆裂解工艺分析(摘要链接) 14现代汽车热管理系统研究进展于莹潇1,2袁兆成1田佳林2马家义1(1.吉林大学;2.空军航空大学)【摘要】分析了当前汽车热管理系统的组成和存在的问题;介绍了当前国内外对于汽车热管理系统的设计理念和研究方法,包括智能化电控热管理系统、新型布局热管理系统、新型热管理材料和热管理系统仿真等。展望了现代汽车热管理系统的发展目标,指出采用电控冷却部件实现精确冷却和分流式冷却的有效整合是行之有效的手段,全新热管理材料的出现必将加速热管理系统模块化和集成化的进程。主题词:汽车热管理系统研究 ResearchProgressofModernVehicleThermalManagementSystem(VTMS)YuYingxiao1,2,YuanZhaocheng1,TianJialin2,MaJiayi1(1.JilinUniversity;2.AviationUniversityofAirForce)【Abstract】ThestructureandexistentproblemsofVTMSareanalyzedinthispaper,andthedesignconceptandresearchmethods,suchasintelligentelectronic-controlledVTMS,newlayoutVTMS,newthermalmanagementmaterialsandVTMSsimulationetc,arealsopresented.ThedevelopmentgoalofmodernVTMSisdiscussed,andtheintegrationofbypass-flowcoolingandprecisioncoolingwithelectronic-controlledelementshasbeenidentifiedasthemostpromisingmeanstobeadoptedinamodernVTMS.ThemodularizationandintegrationofVTMSwillsurelyspeedupwithsomenewthermalmanagementmaterials.Keywords:Vehicle;Thermalmanagementsystem;Research电喷LPG发动机快速燃烧过程循环变动的研究*胡春明刘娜李伟宋玺娟董亮亮(天津大学天津内燃机研究所)【摘要】研究了某电喷LPG发动机快速燃烧过程的循环变动。结果表明,基于高能双火花塞点火模式的快速燃烧系统的燃烧压力峰值以及对应的相位波动范围小于高能单点火模式;强涡流使发动机压力峰值相位产生较大波动。在稀燃模式下,高能双点火模式与普通单点火模式相比,不但稀燃极限得到了扩展,燃烧压力峰值的循环变动范围非常小,其对应的相位波动范围也较小。主题词:电喷LPG发动机点火模式燃烧过程循环变动ResearchontheRapidCombustionCyclicVariationofElectroniccontrolledLPGInjectionSIEngineHuChunming,LiuNa,LiWei,SongXijuan,DongLiangliang(TianjinInternalCombustionEngineResearchInstituteofTianjin【Abstract】TherapidcombustioncyclicvariationofanEFILPGenginewasresearchedinthispaper.Theresultsindicatedthatthecombustionpeakpressureandthecorrespondingphasefluctuationrangeoftherapidcombustionbasedonthehighenergydoublespark-plugignition(DSI)werelowerthansinglespark-plugignition;strongswirlmadethephasesoftheenginepeakpressurefluctuate.Undertheleanburningcondition,comparedwithsinglespark-plugignition,theDSIextendedthelimitationoftheleanburningandhadsmallerdeviationofthepeakpressurecombinedwithsmallerphasefluctuation.KeyWords:ElectronicallycontrolledLPGinjectionSIengine;Ignitionmode;Burningprocess;Cyclicvariation自励式缓速器制动力矩计算方法杨效军何仁沈海军(江苏大学)【摘要】基于麦克斯韦张量法和电磁理论,研究并推导了自励式缓速器发电装置电磁转矩和缓速装置制动扭矩的解析计算公式。经过对500N.m自励式缓速器制动力矩的理论计算值与试验值的比较可知,在中、低转速范围,其制动力矩的理论计算值与试验值基本吻合。该结果为进一步研究自励式缓速器制动力矩与各结构参数的关系及结构优化设计提供了理论基础。关键词:自励式缓速器制动力矩计算AnalyticalCalculationofBrakingTorquefortheSelf-excitedRetarderYangXiaojunHeRenShenHaijun(Jiangsu【Abstract】Theanalysisandcalculationformulaofelectromagnetictorqueoftheself-excitedretarderandbrakingtorqueoftheretarderareresearchedandderivedbasedonMaxwellStressTensorandtheElectromagneticTheory.Itisknownfromcomparisonbetweenthebrakingtorquecalculatedtheoreticallyandthetestresultfora500Nmself-excitedretarderthattheformerwasbasicallyconsistenttothelaterinlowandmoderaterotationalspeed.Thiswouldlayatheoreticalfoundationforfurtherstudyontherelationbetweenbrakingtorqueandmechanicalstructureparametersandtheoptimizationdesignforaself-excitedretarder.Keywords:Self-excitedretarder,Brakingtorque,Calculation基于ADAMS/CAR的双横臂与多连杆悬架系统运动学分析吴红艳翟润国井绪文(一汽轿车股份有限公司)【摘要】在ADAMS/CAR模块中建立了某款轿车双横臂式独立前悬架与E型多连杆独立后悬架模型。对其进行运动学分析表明,该车的前、后悬架结构合理,整体性能比较理想;前悬架具有良好的回正能力,转向操纵轻便,有利于提高前轮的安全性,减少轮胎的磨损;后悬架结构设计有利于增加汽车横向稳定值,减少轮胎磨损。关键词:双横臂悬架多连杆悬架运动学分析TheKinematicsAnalysisofDoubleWishboneandMulti-linkSuspensionSystemBasedontheSoftwareofADAMS/CARWuHongyanZhaiRunguoJingXuwen(FAWCarCo.,Ltd)【Abstract】Atfirstthemodelofdouble-wishbonefrontsuspensionandE-typemulti-linkindependentrearsuspensionofacararebuiltintheADAMS/CARsoftware,thenkinematicssimulationanalysisiscarriedout.Theresultindicatesthattheconfigurationofthesuspensionsystemisreasonableandcapabilityisperfect;thefrontsuspensionhasfairgoodreturn-to-centercapability,easeofsteeringmanoeuvre,whichishelpfultoimprovesafetyofthefrontwheelandreducetirewear,whereastherearsuspensionstructuraldesignishelpfultoimprovevehiclelateralstabilityandreducetirewear.Keywords:Double-wishbonesuspension;Multi-linksuspension;Kinematicsanalysis基于MATLAB/GUI的制动系统设计与评价软件开发张继红宗长富郑宏宇(吉林大学汽车动态模拟国家重点实验室)【摘要】基于MATLAB/GUI开发了汽车制动系统设计与性能评价软件。软件分为四大模块:有比例阀(比例分配阀、差压比例阀、感载比例阀、加速度比例阀)汽车制动系统匹配计算与分析;无比例阀汽车制动系统匹配计算与分析;基于踏板力计算分析评价汽车制动稳定性;ECE制动法规要求以及曲线。以某轻型货车为例,进行了模拟计算并与Carsim仿真结果进行了对比,从而验证了该软件的可靠性与实用性。关键词:MATLAB制动系统软件开发AnAutomotiveBrakeSystemDesignandEvaluationSoftwareDevelopmentbasedonATLAB/GUIZhangJihongZongChangfuZhengHongyu(StateKeyLaboratoryofAutomobilesDynamicSimulation,Jilin【Abstract】AnAutomotivebrakingsystemdesignandperformanceevaluationsoftwareisdevelopedbasedonMATLAB/GUI.Thesoftwareconsistsoffourmodules:proportioningvalve(proportioningvalve,pressuredifferenceproportioningvalve,loadsensingproportioningvalve,accelerationproportioningvalve)usedincomputationandanalysisofautomobilebrakingsystemmatch;computationandanalysisofbrakingsystemmatchforvehiclewithoutproportioningvalve;automotivebrakingstabilitycomputation,analysisandevaluationbasedonpedalforce;ECEbrakingregulationrequirementandcurve.SimulationcomputationiscarriedoutwithalightdutytruckasanexampleandcomparetheresultwithCarsimsimulation,reliabilityandpracticabilityofthesoftwarearethusvalidated.Keywords:MATLAB;Brakingsystem;Software,DevelopmentCA6471轻型客车机舱通风及冷却性能的改进金叙龙杨兴龙(中国第一汽车集团公司技术中心)【摘要】针对CA6471轻型客车的机舱通风和冷却性能进行了试验研究,确定了改进发动机机舱通风和冷却性能的7项措施,并将7项措施分类组合为4种方案,分别进行试验研究后确定了初步改进方案。在此基础上进一步对散热器性能进行改进和试验研究,最终确定了CA6471轻型客车机舱通风和冷却性能改进的设计方案,解决了其基础车型CA6440轻型客车因车身结构限制而存在的发动机过热问题。主题词:轻型客车发动机舱冷却试验研究ImprovementofVentilationandCoolingPerformanceofEngineCompartmentCA6471LightBusJinXulong,YangXinglong(FAWGroupCorporationR&DCenter)【Abstract】ExperimentalstudywasmadetoventilationandcoolingperformanceofenginecompartmentofCA6471lightdutybus,throughwhichsevenmeasuresweredefinedtoimproveenginecompartmentventilationandcoolingperformance,andthesevenmeasureswerefurtherclassifiedandcombinedintofourplans,andthepreliminaryimprovementplanwasdeterminedafterexperimentalstudy.Onthisbasisexperimentalstudywascarriedouttoimproveradiatorperformance,thusthefinaldesignplantoimproveenginecompartmentcoolingandcoolingperformanceofenginecompartmentofCA6471lightdutybuswasdefined,thussolvedengineoverheatcausedbybodystructurelimitofitsbasicmodel--CA6440lightdutybus.Keywords:Lightbus,Enginecompartment,Cooling,ExperimentalStudyCA6700EV纯电动客车再生制动控制策略研究刘宏伟赵文平吕奉阳(吉林大学)【摘要】分析了纯电动客车有别于传统客车的制动特性,论述了制约再生制动能量回收的ECE法规、需求的电机扭矩、电机的实际峰值扭矩、动力电池SOC值限制等限制条件,提出了适用于本文纯电动客车的再生制动控制策略。经过仿真分析,验证了本文再生制动控制策略的合理性和有效性。主题词:纯电动客车再生制动控制策略AStudyonControlStrategyforRegenerativeBrakingforCA6700EVElectricBusLiuHongwei,ZhaoWenping,LvFengyang(JilinUniversity)【Abstract】Thebrakingcharacteristicsofelectricbusthatisdifferentfromconventionalbusisanalyzed,andsomeconditionsthatrestrictregenerativebrakingandenergyrecoverysuchasECElaw,motortorquedemand,motorrealpeaktorque,powerbatterySOCvalues,etc.arediscussedinthepaper,meanwhileregenerativebrakingcontrolstrategysuitablefortheelectricbusisalsopresented.Rationalityandvalidityoftheregenerativecontrolstrategydiscussedarevalidatedbysimulationandanalysis.Keywords:Electricbus,Regenerativebraking,Controlstrategy同步带传动对发动机前端噪声的影响曾庆华1靳晓雄1刘波2(1同济大学;2奇瑞汽车股份有限公司)【摘要】应用发动机分析专用软件AVL-ETD,对某款发动机的正时同步带传动系统进行了一维动力学仿真,并结合该发动机正时系统布置、张紧器匹配和对仿真结果的分析,提出了系统改进方案。对比喻案改进前、后的试验数据与软件仿真分析结果表明,采用多体动力学方法辅助分析可降低由正时同步带系统振动激励引起的发动机正时机械噪声。主题词:发动机正时同步带传动噪声EffectofSynchronousTimingBeltTransmissiononEngineNoiseZengQinghua1,JinXiaoxiong1,LiuBo2(1TongjiUniversity2CheryAutomobileCo.,Ltd)【Abstract】1DdynamicsimulationforthesynchronoustimingbelttransmissionsystemofanengineiscarriedoutwithspecialpurposeenginesoftwareAVL-ETD,animprovementprogramisproposedaccordingtolayoutofenginetimingsystem,tensionermatchandanalysisofsimulationresults.ComparisonofthetestdatapriorandafterthetestaswellasanalysisofsoftwaresimulationindicatethattheCAEwithmulti-bodydynamicmethodcanreduceenginetimingmechanicalnoisecausedbyvibrationandexcitationofthesynchronoustimingbelttransmissionsystem..Keywords:EngineSynchronoustimingbeltTransmissionNoise轿车悬架橡胶衬套结构特点分析余振龙具龙锡(一汽轿车股份有限公司)【摘要】介绍了橡胶衬套的种类,阐述了汽车悬架橡胶衬套的基本性能及其应用情况。研究了悬架的副车架橡胶衬套和控制臂橡胶衬套在车辆中各向特性参数的分布及其对汽车操纵稳定性和平顺性的影响,并对橡胶衬套的结构设计特点、橡胶材料和配方、疲劳破坏性能等进行了分析。主题词:轿车独立悬架橡胶衬套静刚度AnalysisofStructuralCharacteristicsofRubberBushinginCarSuspensionYuZhenlongJuLongxi(FAWCarCo.,Ltd)【Abstract】Categoryofrubberbushingisintroducedinthepaper,andthebasicperformanceandapplicationofrubbingbushingofautomotivesuspensionarealsodiscussed.Distributionofsub-framerubberbushingofsuspensionandrubberbusingofcontrolarmincharacteristicparametersandtheireffectonvehiclehandlingstabilityandridearestudied.Meanwhilethestructuraldesignfeatures,rubbermaterialandformula,fatiguedamagepropertiesoftherubberbushing,etc.,areanalyzed.Keywords:CarIndependentsuspension;Rubberbushing;Staticstiffness轿车白车身模态试验方法研究靳晓雄吴颖江彭为高吉强单莘(同济大学)【摘要】介绍了轿车白车身模态试验方法,探讨了试验中白车身约束方式的选择及其合理性验证、激振点位置的选择、激振力方向的选择、测点的布置原则、试验测试系统的检验、模态数据可靠性检验等。结合具体模态试验,经过对试验数据的分析,提出了一种有效的模态分析试验方法,并对白车身提出了改进建议。主题词:白车身模态试验分析TheResearchfortheModalTestMethodsofCar’sBody-in-WhiteJinXiaoxiong,WuYingjiang,PengWei,GaoJiqiang,ShanShen(Tongji【Abstract】Themodaltestmethodsofthecar’sbody-in-whitewereinvestigatedinthispaper.Associatedwiththepracticalproject,themethodswereintroducedsuchastherestrictionofcar’sbodyandrationalitytesting,selectionofthelocationofexcitingforces,selectionofthedirectionsofexcitingforces,theprincipleofthearrangementthemeasuringpoints,testofthetestsystem,modaldatareliabilitytest,andsoon.Finally,aneffectivemodaltestmethodwaspresentedandsomeproposalsinvolvingbody-in-whiteimprovementwereproposed.Keywords:Body-in-White;Modalanalysis;Analysis汽车转向盘角脉冲试验数据后处理方法*杨得军那晓翔宗长富管欣(吉林大学汽车动态模拟国家重点实验室)【摘要】针对汽车转向盘角脉冲试验3种后处理方法的基本原理、算法特点和误差来源进行了分析。分析结果表明,与应用连续傅里叶变换数值解法和离散傅里叶变换法的计算结果相比,应用系统辨识方法获得的车辆系统频率特性更能逼真地反映车辆系统自身的频率特性,即系统辨识方法不但能提升角脉冲试验的数据处理精度,同时也为今后以角阶跃试验替代角脉冲试验辨识获取车辆系统的频率特性提供了理论依据。主题词:转向盘角脉冲试验数据处理Post-processingApproachonVehicleSteeringWheelAnglePulseTestDataYangDejun,NaXiaoxiang,ZongChangfu,GuanXin(StateKeyLaboratoryofAutomobilesDynamicSimulation,Jilin【Abstract】Thebasicprinciple,algorithmfeaturesanderrorsourcesofthethreepost-processapproachesonvehiclesteeringwheelanglepulsetestwereanalyzed.TheanalysisresultsindicatethatcomparedwiththecalculationresultwithcontinuousFourierTransformationandthemethodofDiscreteFourierTransformation,thevehiclesystemfrequencycharacteristicobtainedwithsystemidentificationapproachcanmorevividlyreflectvehiclesystemfrequencycharacteristics,e.g.systemidentificationmethodcannotonlyimprovedataprocessingaccuracyoftheanglepulsedata,butalsoprovidetheoreticalfoundationforanglesteptesttoreplaceanglepulsetestidentificationtoobtainvehiclesystemfrequencycharacteristic.Keywords:SteeringwheelAnglepulsetestPost-processing汽车空调配风试验台设计与研究李亚1李振亮1赵鸿汉2许玮1刘文武1沈兆昆2天津科技大学;2.天津三电汽车空调有限公司)【摘要】基于汽车空调各出风口处与大气压差为零的特点,设计并搭建了汽车空调配风试验台。该试验台采用差压式流量计法间接测量汽车空调各出风管道的气体流量,能够在汽车空调真实配风环境下,同时测量9个出风口的气体流量,有效地提高了测量精度并缩短了测试周期。主题词:汽车空调气体流量试验台DesignandStudyonAir-distributingTest-bedforAutoAir-conditioningSystemLiYa1,LiZhenliang1,ZhaoHonghan2,XuWei1,LiuWenwu1,ShenZhaokun2(1.TianjinUniversityofScience&Technology;2.【Abstract】Anair-distributingtest-bedwasdesignedandestablishedbasedonthecharacteristicthatthedifferenceofpressurewaszerobetweentheairpressureattheventsandatmosphericpressure.Theairflowcanbemeasuredindirectlybyusingthedifferencepressuretypeflow-meter,andthetest-bedcanmeasureairflowinnineairventsatthesametime,whicheffectivelyincreasesthemeasuringaccuracyandshortensthetestingperiod.Keywords:Auto;Air-conditioning;Airflow;Test-bed转向节柱拔出力试验的分析研究高秋金徐志军晏金军(上海大众汽车有限公司)【摘要】针对某转向节柱拔出力试验不合格的情况,经过理论分析、模拟计算和试验对转向节柱拔出力的产生原理及影响因素进行了研究,并对摩擦因数对拔出力的影响进行了理论分析。结果表明,经过合理选择转向节柱减振器孔的粗糙度和调整加工工艺参数可使转向节柱拔出力满足试验要求。提出了改进措施,对比试验验证结果表明改进效果良好。主题词:转向节柱拔出力粗糙度工艺参数AnalysisandResearchonthePulling-outforceofSteeringKnuckleGaoQiujinXuZhijunYanJinjun(ShanghaiVolkswagen)【Abstract】Tosolvetheproblemofunsatisfactorypulling-outforceofasteeringknuckle,thegenerationtheoryandinfluencingfactorofsteeringknucklewerecarriedoutbytheoreticalanalysis,simulativecalculationandtest,andtheeffectoffrictionfactoronpulling-outforcewasanalyzedtheoretically.Theresultsindicatethat