基于ADVISOR仿真的纯电动汽车动力系统

硕士学位论文基于ADVISOR仿真的纯电动汽车动力系统匹配研究包建超导师姓名职称陈丁跃教授申请学位级别工学硕士学科专业名称车辆工程论文提交日期2014年5月4日论文答辩日期2014年6月1日学位授予单位长安大学分类号:U27;U4610710-2011122034TheMatchingStudyonthePowerSystemofPureElectricVehicleBasedontheSimulationofAdvisorADissertationSubmittedfortheDegreeofMasterCandidate：BaoJianchaoSupervisor：Prof.ChenDingyueChang’anUniversity,Xi’an,Chinai摘要随着传统内燃机汽车带来的环境污染和能源短缺问题日益严重，各种新能源汽车成为了汽车研究领域的热点。电动汽车将成为日后汽车工业发展的主要研究方向之一。电动汽车将逐渐取代传统汽车成为新世界的主要交通工具之一，不仅是因为其操控方便、噪声小、无污染，更重要的是它代表了人类绿色的生活方式、可持续发展的理念，因此电动汽车有着广阔的应用前景。本文以长城哈弗h62012款1.5T为设计原型，对纯电动汽车的动力传动系统进行了设计研究。纯电动汽车的核心系统就是动力传动系统，其不仅完成了汽车能量的转换还进行了能量的传递。在现有的技术条件下，本文的设计目标是对电动汽车的动力传动系统进行合理的设计，然后合理的匹配动力传动系统中的相关参数，使得纯电动汽车在满足设计要求的动力性能和续驶里程的情况下，系统中的各个参数能够达到最优匹配。本文先对所要设计的车辆进行受力分析，并讨论电动汽车的动力性和经济性。对纯电动汽车的动力驱动系统的电池、电机和传动系等部件进行相应的计算。根据各个部件之间的相互关系，建立各部件基于ADVISOR的Simulink仿真模块，通过所建立的仿真模块，对整车性能进行仿真。通过纯电动汽车的动力性能和续驶里程仿真结果，分析了驱动电机的功率、电池组的数目、传动系传动比等参数对车辆动力性和续驶里程的影响。分析清楚后，对动力系统各部件的参数进行优化重置，修改参数后再次仿真，仿真结果跟设计指标进行比较，最终确定动力传动系统设计方案以及各个部件的参数值。关键词：纯电动汽车，动力系统，ADVISOR,参数匹配，优化iiAbstractAlongwiththetraditionalinternalcombustionenginevehiclebringstheenvironmentpollutionandenergyshortageproblemisbecomingincreasinglyserious,variousnewenergyvehiclehasbecomeahotresearchfield.Electriccarswillbecomeoneofthemainresearchdirectionsinthedevelopmentofautomobileindustryinfuture.Electriccarswillgraduallyreplacethetraditionalautomobilehasbecomeoneofthemainmeansoftransportationofthenewworld,notonlybecauseofitseasyoperation,lownoise,nopollution,themoreimportantisthatitrepresentsthegreenwayoflife,theconceptofsustainabledevelopment,sotheelectricvehiclehasabroadapplicationprospect.BasedontheGreatWallatharvardh620121.5Ttodesignaprototype,thepowertransmissionsystemofpureelectricvehiclewasredesignresearch.Thecoresystemoftheelectricvehicleisthepowertransmissionsystem,whichcompletedtheconversionoftheautomobileenergyandtheenergytransfer.Undertheconditionsoftheexistingtechnology,thedesigngoalofthispaperisthereasonabledesignofpowertransmissionsystemforelectriccars,andthenrelatedparametermatchingofpowertransmissionsysteminreasonable,thepureelectricvehiclestomeetthedesignrequirementsofthedynamicperformanceanddrivingrangeofcircumstances,allparametersofthesystemcanachievetheoptimalmatching.Inthisarticle,tothedesignofthevehiclebyforceanalysisfirstly,anddiscussthedynamicpropertyandeconomyofelectricvehicle.Forthecalculationofthebattery,motorandtransmissionpartsofDrivesystemofpureelectricvehicles.Accordingtothemutualityofparts,theSimulinksimulationmodelsofpartsandthevechiclearemadebasedonAdvisorthatisasimulationsoftwareoftheElectricvehice,accordingtotheestablishedsimulationmodule,simulationthevehicleperformance.Throughthesimulationresultsofpureofelectricvehiclesandmileage,analysistheinfluenceofpowerofthedrivemotor,batterynumber,transmissionratioandotherparametersforvehiclepowerperformanceanddrivingrange.Aftertheanalysisclearly,tooptimizeresettheparametersofthevariouscomponentsofthepowersystem,tosimulationagain,comparedthesimulationresultswiththedesignspecifications,andultimatelydeterminethedesignparametersandvariouspowertraincomponents.Keywords:PureElectricVehicle,PowertrainSystem,ADVISOR,MatehParameters,Optimizationiii目录第一章绪论..............................................................................................................................11.1课题研究背景...........................................................................................................11.1.1电动汽车发展背景..........................................................................................11.1.2电动汽车发展现状..........................................................................................31.1.3我国研究开发纯电动汽车的意义和优势.......................................................61.2纯电动汽车概况.......................................................................................................71.2.1纯电动汽车的结构原理................................................................................71.2.2纯电动汽车的核心技术..................................................................................81.3本课题研究的意义...................................................................................................111.4本课题主要研究内容...............................................................................................12第二章电动汽车动力传动系统参数匹配............................................................................132.1整车参数及性能指标...............................................................................................132.2纯电动汽车的受力分析...........................................................................................142.3纯电动汽车动力性分析...........................................................................................172.3.1最高车速分析................................................................................................172.3.2爬坡能力分析................................................................................................182.3.3加速性能........................................................................................................182.4电动汽车经济性分析..................................