关于自动手动变速器控制发展进展中英文翻译/外文翻译/外文文献翻译关于自动手动变速器控制发展进展中英文翻译/外文翻译/外文文献翻译

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P辽宁工程技术大学毕业设计论文1附录AREVIEWONDEVELOPMENTPROGRESSOFAUTOMATICMANUALTRANSMISSIONSCONTROLABSTRACTLNRECENLYEAR,THESUSTAINABLEDEVELOPMENTOFAUTOMATICMANUALLRANSMISSIONSAMTSCONTROLINVEHICLESISCONSPICUOUS.THECONTROLAPPLICATIONSHAVEGROWNFASTANDSTEADILYDUETOTHELREMENDOUSPROGRESSINPOWERELECTRONICSCOMPONENTSANDTHECONTROLSOFTWARETHATENHANCETHEREQUIREMENTSFORDELIVERINGHIGHERVEHICLESPERFORMANCE.AMTSCONTROISTRATEGIESACHIEVEAREDUCTIONINTHEDRIVELINEDYNAMICOSCILLATIONSBEHAVIORDURINGGEARSHIFTINGANDCLUTCHSTARTINGUPPROCESSESAMRSFUTUREEXPECTATIONSAREANINCREASEOFTORQUECAPACITY,MORESPEEDRATIOSANDLHEDEVELOPMENTOFADVANCEDANDEFFICIENLELECTRONICCONTROLSYSTEMS.THISPAPERCONCERNSWITHLHEPROGRESSINGVIEWOFAMTSINTHEPAST,TODAYANDFUTURE,GIVESANOVERVIEWOFLHEPOTENTIALDYNAMICPROBLEMSCONCERNEDWITHAMTSANDSOMECONTROLSTRATEGIESUSEDTOSOLVELHOSEPROBLEMS.NBSPNBSPKEYWORDSAMTSCONTROLSTRATEGY;CLUTCHDYNAMICRESPONSE;PNEUMATICLRANSMISSIONCONTROLINTRODUCTIONNBSPTHERESEARCHCARRIEDOUTDURINGTHELASTFEWYEARSONMANUALTRANSMISSIONSYSTEMSARECONSIDEREDASAFOUNDATIONFORAUTOMATICMANUALTRANSMISSIONRESEARCHUPGRADINGTHEOLDMANUALSTYLEBYINSERTINGELECTRONICEQUIPMENTANDSOFTWARETOIMPROVESHIFTQUALITY,ENHANCEFUELECONOMY,ANDDEVELOPMOREEFFICIENTANDRELIABLESYSTEMS.IN1970SCANIAANDDAIMLERBENZBEGANTOUSEHALFAUTOMATIONCONTROLMODEASTHEFIRSTSTAGEFORAMTPROGRESS.INTHEIRMODELTHEGEARSHIFTINGPROCESSWASOPERATEDBYELECTROPNEUMATICSYSTEMAFTERPRESSINGTHECLUTCHPEDA1.ANELECTRONICMONITORGAVESUGGESTIONTOTHEDRIVERFOROPTIMALGEARSHIFTING1.AMERICANEATON’SSMARTIMPROVEDTHEPREVIOUSMODELBYADDINGCONTROLSTRATEGIESFORBOTHTHECLUTCHANDTHEENGINE.INTHESECONDSTAGE,AFULLAUTOMATICCONTROLSYSTEMWASGENERATEDANDTHE高拯铎轻型货车变速器设计NBSP2FIRSTPRODUCTWASDELIVEREDTOTHEMARKETBYISUZUIN1984FOLLOWEDBYNISSAN,FORDANDRENAULT,USINGTHROTTLEPEDALASACONTROLLINGPARAMETERFORSPEEDCONTRO1.THETHIRDSTAGEWASANINTELLIGENTAUTOMATICCONTROL,INWHICHISUZUANDNISSANPROMOTEDTHEPRECEDINGMODELS,PICKINGUPMODEMCONTROLTHEORYSUCHASFUZZYLOGIC,INCLUDINGENVIRONMENTALPARAMETERSANDVEHICLERUNNINGCONDITIONSINTHEIRMODELS2.CURRENTLY,VEHICLEMANUFACTURESOFAMTSAREFOCUSINGONTHECUSTOMER’SDEMANDTHATMEANSBETTERSHIFTQUALITYANDMOREEFFICIENTTRANSMISSIONSYSTEM,NBSPINADDITIONTOFURTHERREDUCTIONOFFUELCONSUMPTION.NBSPEUROPEANLIGHTVEHICLEMARKETHASLOWPENETRATIONOFAMTSANDAUTOMATICTRANSMISSIONINTHEPASTTENYEARS.ITHASGROWNSLOWLYFROM8TOJUSTOVER14BECAUSECONSUMERSARERELUCTANTTOCHOOSEAUTOMATICS.INTHEUS,AMTDEMANDHASGROWNSTRONGLYANDSTEADILYSOTHAT84OFCARSAREAUTOMATICCURRENTLY.INJAPAN,THEMOVETOAUTOMATICSCAMELATERTHANINTHEUSMAINLYDUETOHEAVYTRAFFICCONGESTIONTHATLIMITSTHEOPPORTUNITYTOACHIEVEMAXIMUMACCELERATIONORHIGHSPEEDANYWAY,AMTSHAVECOMETODOMINATETHEMARKET3.CHINAENROLLEDINAMTSRESEARCHESIN1984ANDXINYUANSHENGCOMPANYISCURRENTLYCONSTRUCTINGANELECTROLNECHANICALSYSTEMCONSISTSOFDCMOTORFORACTUATINGTHECLUTCHANDSHIFTINGUNITFORSELECTINGANDSHIFTINGPROCESSES4.AMTCONTROLSTRATEGIESAREVERYIMPORTANTISSUESREQUIREDTOREDUCEFUELCONSUMPTIONANDDELIVERSMOOTHACCELERATIONBYMINIMIZINGUNWANTEDOSCILLATIONSWHICHHAVEADVERSEEFFECTSONVEHICLEPERFORMANCE.NBSP1CONFIGURATIONSOFAMTCONTROLSYSTEMNBSPANAMTCONTROLSYSTEMOFAVEHICLECONSISTSMAINLYOFTHEENGINE,CLUTCHANDGEARSHIFTCONTROLUNITSOPERATEDBYCOMPUTERSOFTWARE,ASISSHOWNINFIG.1WHERETHETRANSMISSIONCONTROLUNITTCUCOMMUNICATESWITHTHEENGINECONTROLUNITECUTHROUGHASTANDARCANORASERIAIBUS5.ASIGNALFROMTHESENSOROFAACCELERATIONPEDALSHOWSTHEOPERATIONMAGNITUDEOTHEACCELERATIONPEDAL,ANDTHISSIGNALISFEDTOTHEGEARSHIFTINGCONTROLUNITANDTHEECU.INTHEGEARSHIFTINCONTROLUNIT,THEVEHICLESPEEDANDTHEDATAOFGEARPOSITIONSENSORSAREUSEDTODETERMINETHEGEARSHIFTINGPOINT辽宁工程技术大学毕业设计论文31ENGINE;2ENGINESPEEDSENSOR;3CLUTCH;4STROKESENSOR;5CLUTCHACTUATOR;6TRANSMISSION;7GEARSHIFTINGACTUATORS;8GEARPOSITIONSENSOR;9DRIVINGWHECLMECHANISM;IOVEHICLESPEEDSENSOR;NBSPIICLUTCHCONTROLUNIT;12GEARSHIFTINGCONTROLUNIT;13COMPUTERSOFTWARE;I4TRANSMISSIONCONTROLUNIT;15ACCELERATION0EAAJSENSOR;NBSP16THROTTLEPEDAL;I7ENGINECONTROLUNITAND;18THROTTLEACTUATOR.NBSPFIG.1CONFIGURATIONOFAMTCONTROLSYSTEMTHETCUORTHEDATAACQUISITIONCARDRECEIVESINFORMATIONFROMANALOGUESENSORSANDTRANSFERITTOACOMPUTERSOFTWAREVIAA/DCONVERTERSANDI/OINTERFACE.NBSPALSOADIGITALENCODERCANBEUSEDFORMEASURINGDATAANDFEEDTHEMINADIGITALFORMNBSPCOMPATIBLEWITHTHECOMPUTERSOFTWARE.THERESPONSEOUTPUTSIGNALSAREFEDBACKBVD/ACONVERTERSTOCONTROITHECLUTCHANDGEARSHIFTINGACTUATORS.NBSP2CLASSIFICATIONSOFAMTSCONTROLSYSTEMACCORDINGTOTHEDRIVINGACTUATOR’SFORCESTHATOPERATETHEGEARSHIFTANDCLUTCHMOVEMENTS,AMTFALLSINTOTHEFOLLOWINGCATEGORIES.NBSP21PNEUMATICTRANSMISSIONNBSPFORTHISTYPE,THEGEARSHIFTINGANDCLUTCHCONTROLPROCESSESAREIMPLEMENTEDBYPNEUMATICSERVOSYSTEM.NBSPTHEAMTPNEUMATICCONTROLSYSTEM6SHOWNINFIG.2CONSISTSOFVERTICAIANDHORIZONTAISHIFTACTUATORSWHICHAREMOUNTEDONTHETRANSMISSIONGEARBOXFORTHEGENERATIONOFDRIVINGFORCESTHATAREPROPORTIONALTOTHECYLINDERS’INTERNALPRESSUREFORACTUATINGSHIFTLEVERS.PRESSURESARECONTROLLEDBYUSINGPNEUMATICACTIVATEDVALVESTOREGULATETHECOMPRESSEDINFLOWANDOUTFLOW高拯铎轻型货车变速器设计NBSP4AIRDRAININRESPONSETOCONTROLSIGNALSTOGIVETHEESIREDPOSITIONDEPENDINGONASCHEDULERMAP.NBSPELECTROMAGNETICSENSORSAREUSEDTOINDICATETHEPOSITIONOFPNEUMATICACTUATORS.THESHIFTINGMECHANISMISDRIVENTOADESIREDPOSITIONACCORDINGTOASCHEDULERMAPTHATDEFINESACTUATINGSEQUENCES.THISSYSTEMUSESLOWPRESSURES0.5MPATO0.8MPAFORACTUATORS.NEVERTHELESSITHASDISADVANTAGESSUCHASAIRLEAKAGEFROMACLEARANCE,NBSPLARGESIZEANDLOWPOSITIONINGPRECISIONFORACTUATORS.MOREOVER,ITISFEASIBLEONLYFORTRUCKS.NBSP1POSITIONSENSORSIGNALS;2ELECTROMAGNETICSENSOR;3PNEUMATICVALVE;4DRAIN;5VERTICALCYLINDER;6HORIZONTALCYLINDER;AND7PNEUMATICVALVEACTUATINGSIGNALSORDER.NBSPFIG.2AMTPNEUMATICCONTROLSYSTEM2.2ELECTROMECHANICALTRANSMISSIONNBSPINSUCHASYSTEM,ACTUATORCONTROLISIMPLEMENTEDBYSERVOELECTRICDRIVESSUCHASDCMOTORS,STEPPERMOTORORLINEARELECTROMAGNETICACTUATORSWORKINGSYNCHRONOUSLYTOACHIEVETHEDESIREDPOSITIONS.ONEOFTHISSYSTEM’SADVANTAGESISTHATACTUATORSUSEENERGYONLYINACTUATINGPERIOD.ITISEASYTOCONTROITHEDRIVES.ANDTHECOSTFORTHEELECTRICAICOMPONENTSARELOW.THESEFACTORSMAKETHESYSTEMMOREEFFICIENTANDRELIABLETHANPNEUMATICANDHYDRAULICSYSTEMS.NBSP2.3HYDROELECTRICTRANSMISSIONNBSPIN1980HYDROELECTRICAMTCONTROISYSTEMWASINTE.GRATEDTOAPOWERTRAIN.FIG.3SHOWSAHYDRAULICSYSTEMCONSISTINGOFPASSAGESANDTUBESCONTAININGHYDRAULICOILOF辽宁工程技术大学毕业设计论文5HIGHPRESSUREF3MPATO6MPACONTROLLEDBYANELECTRICSOLENOIDVALVEORMOTOROPERATEDVALVETOACHIEVEREQUIREDPOSITIONSATEACHTIMEFORCLUTCHORGEARCHANGE.THEVALVEISUNDERTHECONTROLOFANELECTRONICCONTROLUNIT.APRESSURERELAYCONTROLSTHEPRESSUREINTHEHYDRAULICCIRCUITWHENTHEPRESSUREISCHANGEDNBSPBYNBSPSWITCHINGTHEPUMP’SMOTORANACCUMULATORISUSEDTODAMPDOWNPRESSUREPULSATIONANDSOFTENTHESYSTEMPRESSURETRANSIENT.THEADVANTAGESOFTHISSYSTEMAREFASTRESPONSEMOVEMENTANHIGHPRECISIONINPOSITIONINGTHEACTUATOR.THEDISADVANTAGESINCLUDENBSPPRESSURIZEDOILLEAKAGESTHROUGHCLEARANCES,GASEOUSCAVITIESGENERATEDINTHEWORKINGFLUIDLEADINGTOREDUCTIONOFBULKMODULUSCAVITATION,NBSPANDNBSPCORROSIVEWEAROFCOMPONENTSCAUSEDBYCONTAMINATEDFLUID7.MOREOVER,AMTHYDRAULICSYSTEMISHIGHINPRICEANDDIFFICULTINMAINTENANCE,NBSPANDNEEDSEXTRASUPPLYPOWERTOACTUATETHEDRIVES.NBSPIACCUMULATOR;2PRESSURERELAY;3SOLENOIDVALVE;4CLUTCHHYDRAULICCYLINDER;5SELECTHYDRAULICCYLINDER;6SHIFTHYDRAULICCYLINDER;7DCMOTOR;8PUMP.NBSPFIG.3AMTHYDROELECTRICSYSTEM3OUTLOOKFORAMTCONTROLSTRATEGIES31VEHICLESPEEDANDOUTPUTTORQUECONTROLINORDERTOCONTROLTHEVEHICLESPEEDORREGULATETHEDRIVINGSHAFTTORQUETOATARGETVALUE,IGNITIONTIMINGADJUSTMENTORELECTRONICCONTROLTHROTTLEECTISUSEDASCONTROLPARAMETERSFORTHEDESIREDTASKSEVERALVEHICLECONTROLSYSTEMSHAVEBEENDEVELOPEDUPTONOW.TAKAHASHI8DEVELOPEDAUTOMATICSPEEDCONTROLSYSTEMEMPLOYINGSELFTUNINGFUZZYLOGICRULESTOHAVETHESPEEDOFTHEVEHICLEMATCHINGADRIVER’S高拯铎轻型货车变速器设计NBSP6INDIVIDUALPREFERENCE.THISCONTROLSTRATEGYSHORTENSTHETIMEREQUIREDTODETERMINEOPTIMUMCONTROLPARAMETERSFORSPEEDCONTRO1.PETTERSSONANDNIELSENUSEDALINEARFLEXIBLEDRIVESHAFTSMODELTODESIGNAVEHICLESPEEDCONTROLLERTHATREDUCEDTHELOWFREQUENCY1ESSTHAN6HZPOWERTRAINOSCILLATIONSFORAHEAVYTRUCK9.NBSPTHEYSUGGESTEDFORTHEIRDYNAMICMODELTHATTHEOSCILLATIONSHOULDBECAPTUREDSUFTCIENTLYWITHASIMPLEPOWERTRAINMODELTHATCONSISTSOFTWOROTATIONALINERTIASCONNECTEDTOEACHOTHERWITHADAMPEDTORSIONALFLEXIBILITY.ALEXANDERANDLOUKIANOV『L0』PRESENTEDAROBUSTSTABILIZINGCONTROLLERFORINTERNALCOMBUSTIONENGINEANDTHEMODELSTRUCTURECOMPRISESOFTWOLOOPS,THEENGINEANDTHEDRIVINGLOOPS.SLIDINGMODECONTROLSTRATEGYISUSEDINTHEDRIVELOOPTOPROVIDEFASTANDPRECISETRACKINGOFTHETHROTTLEPLATEANGLE.INREF11,ANADAPTIVECONTROLSTRUCTUREWASINVESTIGATEDUNDERDIFFERENTVEHICLERUNNINGCONDITIONSBYUSINGSLOWADAPTATIONANDSENSITIVITYBASEDGRADIENTALGORITHMS;THEGAINSOFAPICONTROLLERWASADJUSTEDTOMINIMIZEAQUADRATICCOSTFUNCTIONFORMULATEDFROMEXPERIMENTALANDSIMULATIONSTUDIES.MARTINSOMMER.NBSPVILLE12PRESENTEDASWITCHINGCONTROLSCHEMEFORPNEUMATICTHROTTLEACTUATORCONTROLLEDBYUSINGTHREESOLENOID.ACTIVATEDVALVESTOATTAINTHEDESIREDSPEED;HEALSODEVELOPEDTWOLINEARMODELSRESPECTIVELYFORTHROTTLEACTUATORANDTHROTTLEPLATESYSTEM.NBSPFOROUTPUTTORQUECONTROL,MAGNUSANDLARS13,NBSPPROPOSEDAMETHODBASEDONENGINETORQUECONTROLBYESTIMATINGTHETRANSMITTEDTORQUEANDCONTROLLINGITTOZERODURINGDIFFERENTPHASESOFGEARSHIFTINGUSINGAFEEDBACKCONTROLLER.NBSPTHESYSTEMHASTOWAITUNTILSATISFACTORYGEARSHIFTCONDITIONSAREREACHEDANDNEUTRALGEARCANBEENGAGED.MINOWAANDKURATA14PRESENTEDACONTROLTECHNIQUEBASEDONPIDCONTROLLERANDTHECHARACTERISTICSOFTHETORQUECONVERTERFORENGINETORQUECOMPENSATION,ADJUSTINGTHETHROTTLEVALVETOATTAINTHELARGETDRIVENSHAFTTORQUE.WHENANELECTRONICTHROTTLEISUSEDASTHECONTROLPARAMETERINSPEEDORTORQUECONTROL,ITSHOULDBECONTROLLEDTOGIVEAFASTRESPONSE,NBSPSMOOTHMOVEMENTANDZEROSTEADYSTATEERROR,NBSPSOACCURATECONTROLOFTHEOPENINGISESSENTIALTOMAINTAINADESIREDSPEEDORTORQUEATVARYINGROADCONDITIONS.NBSP32NBSPCLUTCHDYNAMICRESPONSECONTROLNBSPCLUTCHALLOWSENGINEPOWERTOBEAPPLIEDGRADUALLYWHENAVEHICLEISSTARTINGUPAND辽宁工程技术大学毕业设计论文7POWERISINTERRUPTEDWHENSHIFTINGTOAVOIDGEARCRUNCHING.CLUTCHSLIPPINGPHASEISACRUCIALPOINTINAMTSCONTRO1.DUETOTHESPEEDDIFFERENCEOFTHECLUTCHPLATES,SOMEEFFECTSAREGENERATEDDURINGTHISPHASESUCHASTORSIONALVIBRATIONJUDDERTHATINCREASESTHEDRIVELINEOSCILLATION,PARTICULARLYONSMALLTRUCKSWITHDIESELENGINE.THEEXCITATIONOFTHISRESONANTVIBRATIONISUSUALLYWITHINTHERANGEOF10HZTO20HZ.INADDITION.THEAMOUNTOFENERGYDI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