车载远程诊断技术在汽车道路试验的应用研究

上海交通大学硕士学位论文车载远程诊断技术在汽车道路试验的应用研究姓名：徐济慈申请学位级别：硕士专业：控制工程指导教师：王景成;樊晓松20070623IGSM/GPRSIIGPRSABSTRACTIIIUTILIZATIONOFAUTOMOBILEREMOTEDIAGNOSISTECHNIQUEONVEHICLEROADTESTABSTRACTWithreduceleadingtimeandspeedtomarket,eachworldbigcarcompanypaymoreandmoreattentiontothesafety,durability,comfort,yarageandperformanceofthecarproduct.Tomeetthedemandofthecustomer,eachmanufacturerhasdonealotoftestandresearchworkontheaspectofmaterial,manufacture,engineering,reliability,durabilityandetc.Itmakestheautomotivetestmoreandmoreimportantduringthevehicledevelopmentprocess.Theprovinggroundtestcanverifywhetherthedesignmeetstheactualrequestofthecustomerornot.Itisanultimatetechniquetomeasurethecarsquality.Thereforebecomeanecessarypartofthenewcarmodeldevelopmentdesignprocess,buttheprovinggroundtestlastalongperiodtime,andthetestoftentakeplaceonspecialprovingground.Duringthetest,allkindsofbreakdownwilltakeplaceeasilyinprovingground,thisresultinexperimentsholdover,makewholecarmodeldevelopmentperiodprolonged.ThemainpurposeofthispaperistousetheGSMGPRSbasedremotediagnosesystemonprovinggroundtest.Thesystemcanjudgethevehiclefailure,thenprovideagoodsolution,andfindoutthecauseofvehicledesigndefectontime.Shortenthetimeofsolvingvehiclefailure,speedtheprogressofdevelopnewcarmodel.ThistextexpatiatedonhowtomakeuseofthecarelectronicsABSTRACTIVtechnique,computertechniqueandcommunicationtechniquetoestablishremotediagnosesystem.Thissystemcansyntheticallyresolvethetestincidentinprovinggroundtest.Specialforthevehiclefailuresinstantaneity,thisappearsduringprovinggroundtest.Thesystemmainlydetectstheabnormalsignalformthesensors,whicharelocatedinthekeypositionofthecarnetwork.Thecollectivesignalissenttothebackgroundcontrolcenter,thecontrolcenterwillfindthevehiclefailureslocationandtime.Itwillenhancetheeffectiveofthesystem.Inordertohandleagreatvarietyofvehiclefailure,thesystemwantstosetupamoduleofdiagnosisexpertsystem,whichcandetecttheabnormalsignal.Afterclassifyit,thefuzzytheorybaseddiagnosisexpertsystemwilljudgeandanalyzethecauseofthevehiclefailure,andprovidetheeffectivesolution.Thesystemcanrecordthefailuretype.ThisEnhancetheintelligentofthesystemandEngineercanlearnalotofexperiencefromit.TheGSMGPRSbasedremotediagnosesystemhasbackupsupportability,canrecordthetraceofthetestincident.KEYWORDS:vehicleroadtest,carnetwork,thenetworkofGPRS,remotediagnosesystem,backupexpertsystem56Msmobilestation,IPV4InternetProtocolVersion4IPIPV6InternetProtocolVersion6IPBSCPCUMSCPDNPSTNISDN11.1,[1]1.1.1203075195893019642199111252090,805800110002700GDP1%2%2010GDP2.5%[6]20,2:1.15202.3.41.1.21.1.33;GPRS[2][3][4][5]1.1.4,,1.21.2.1Internet1988,19951,,19971,Internet4,Internet,,,,Internet,MIMOSA(MachineryInformationManagementOpenSystemsAlliance)MFPT(SocietyforMachineryFailurePreventionTechnology)CMDEM(ConditionMonitoringandDiagnosisEngineeringManagement)VibrationInstitute,,[7][8][9],,1986,SBDS(ServiceByDiagnosisSystem),,,,1986CAMS(ComputerizedAutomotiveMaintenanceSystem)Snap-On,1996OASISEdgeEDM,LANInternet1.2.2RMMDKBGMDMMMDES[8]1.3GPRS5:1.2.3.GPRSGPS4.7GPRSGPS62.12.22.2.1(1)371.6km500m20m()710lOkm2-12-1Fig2-1PowertrainPerformanceTest(2)()(3)()(4)8(5)(6)2-2()()2-2Fig2-2SafetyTest2.2.2()92-3()2-3Fig2-3RigTest2.2.3,,,101001917(Aberdeen),(,),,,30,,,100(Romeo)(Milford),(MIRA)(Millbrook),(EhraOLessien),(JARI),50,80:()()()()()()()14-8km3-5200km/h225-4km3114)5()6100m8152.7m7(0.2m)(12m)2-4Fig2-4RoadTest,,,,122.2.4CD62-5Fig2-5WindTunnelTest2060-30-455-9513180kmh100ms26.462.3GPRS14GPRS,213.1GPRS2000GPRS(GeneralPacketRadioService,),GPRS,240GPRS,,[10][11]GPRSGSM3G(),GSMPhase2+,GSM,IPX.25[10]GPRSGSM,,,IP3-1:3-1GPRSFig3-1GPRSPrincipleDiagramInternetGGSNSGSNGSMGPRS15GPRS,,GPRS,E-mail,InternetGPRSGSMGSM,GPRS,GPRS,GPRS[12][13][15]:1):GPRS,,,2):,,,3):,4):,5):GPRS171.2kbit/s,GPRS40kbit/s3.2GPRSIPGPRSIP,GPRSMSIPGPRSISP(Internet),IPv4IPv6IPGPRSIP,IPInternetGPRSIP3-2GPRS163-2GPRSIPFig3-2theProcessofGPRSNetConnectWithIPNetBTSBSCBSCGSMGPRSGSMMSCGPRSPCUSGSN,GGSNInternet,GPRS,PDP,GGSN,,IPSGSN,,GGSN,,GPRSGGSNIPGGSN(GatewayGPRSSupportNode,GPRS)GPRS,,,GGSN,;,GPRS,SGSNGGSNGPRSIP,DHCP(DynamicalHostConfigureProtocol,)IPGGSNGPRSMSSGSN(ServingGPRSSupportNode,GPRS)TCP/IPGPRS,IPGPRS,GPRSGPRSDNSIP,GPRSIP(Internet)IPGPRSIP,MSPDP(PublicDataProtocol,),GPRSSGSNGGSNPDNInternetBTSBSCPCUMSCPSTNISDNPLMNGPRS17IP(IP),,Internet,(QoS)GPRS,8,171.2kbit/s(CS-4),160kbit/s8,4,50kbit/sGPRSGPRSGPRS,50%70%,(),,3G,GPRSGPRSGPRSGPS20GPSGPSGlobalPositioningSystem,702020019944.1GPSGPS197319794197919847GPS198924GPSGPS1993GPS21+3GPS4.2GPSGPS-GPS--GPS4-1GPS214-1GPSFig4-1GPSFrameworkDiagram-GPS213GPS21+3GPS24655606090302020012344-24-2GPSFig4-2GPSWorkSatelliteandConstellationGPS24GPSGPS22-135-GPSS