地铁3-4号线牵引系统培训

ofthepreviousAXiaohuiFirstAXiaohuiWANGUpdatedwithTableofIntroduction介 TractionSystemIntroduction牵引系统概 1STRULE第一守则–安全生 Systemtopology系统总拓 Generalfunctionofpropulsioninverter牵引系统功能介 ControlElectronicsView控制设备视 LVControlPanelView低压控制盘视 PowerModuleView功率模块视 3PhaseContactorModuleView牵引风机三相接触器模块视 CoolingFan冷却风 Powerconnectionundersideview高压连接设备底部视 LineInductor母线滤波 HSCBBOXVIEW高速断路器箱视 IESBOXVIEWIES箱视 BrakeResistor(Rheostat)View制动电阻视 SubsysteminTraction牵系统介 HSCB LineContactor LineInductor PowerModule 3PHASECONTACTOR MotorFan Othercomponents AA3 LVControlPanel LongTermRatedBrakeResistor TractionMotor SpeedSensor MasterController FuseBox SurgeArrestorFunctionalDescriptionoftheTractionSystem牵引系统功能描 Linevoltagemonitoring HSCBCONTROL LVfunction低压控制功 TCUfunction牵引控制单元TCU管理高断功 HSCBopeningconditions高速断路器断开 HSCBclosureconditions高速断路器闭合条 Chargingsequence TCUfunction牵引控制单元TCU功Fancontrol风机控 TractionFanGMV-INV牵引风 BrakeresistorFanGMV- Invertermanagement逆变器控 Forward/Reverseselection向前/向后的选 Effortdemand力的需 Effortdemandpercentage力的需求的级 AW0effortdemandin[N]以记的AW0载荷下的力的需 AW0brakeeffortdemand[N]以[N]计的制动力的需 Load-weightedeffortdemand载荷的力的需 Loadweightsignalinterfacing载荷信号接 Tractionload-weightedeffortdemand[N]以[N]计的考虑载荷的牵引力的需 Brakeload-weightedeffortdemand[N]以[N]计的考虑载荷的制动力的需 Effortlimitationvsspeed力的限制对速 Effortlimitationvsfiltervoltage力的限制对滤波器电 Effortlimitationvslinecurrent力的限制对线路电 Finaleffortdemand最终力的需 Fluxdemand磁通需 Restrictiveandspeedlimitmodesmanagement速度模式限制模式管 Speedmanagement速度管 Axleswheeldiameterdifference轮径 Axleswheeldiameter轮 Trainreferencespeed列车参考速 TheRegenerative DescriptionofRheostaticBrake电阻制动描 ElectricalBrakingwiththerheostaticresistor电阻制 WheelSliporSlideDetection&Control防滑检测及控 AuxiliaryPowersystem辅助供电系统高 GeneralDescription概 ElectricalProperty电气参 Batterychargermanagement充电策 StaticConvertermanagement辅助逆变器管 SequenceofStarting:静止逆变器启动顺序如下 Innormalmode,CVSiscontrolledbyTCMS,butalsosomehardwiresiganl(110Vsignals)CVSStartinFBSmode电池馈电下辅逆FBS模式启 MonitoringandDiagnostic InverterModule逆变器模 ACoutputModule交流输出模 BatteryCharger蓄电池充电模 Ventilation冷却通 Attachement附 InverterandRheoInverterandRheoIntroduction介 Theaimof istodescribethefunctionsofthetractionTractionSystemIntroduction牵引系统概 1stRule第一守则–安全生 AVOIDPOTENTIALLYDANGEROUSELECTRICALSHOCKFROMTHEHIGHVOLTAGEANDCURRENTLEVELSPRESENTINTHEPROPULSIONSYSTEMCOMPONENTS.SHUTDOWNTHEPOWERandEarththePROPULSIONSYSTEMBEFOREPERFORMINGCLEANING,INSPECTION,ADJUSTMENT,ANDLUBRICATIONPROCEDURES.。Systemtopology系统总拓 HVArchitecture高压架 ThetrainforCDL3&4isconfiguredwith6carsas4motorcarsand2trailercars:3&464节动车，2节拖车。TheconfigurationisasTc1-Mp1-M1-M2-Mp2-TcTc1Mp1M1M2Mp2TcEachTccarisequippedwiththefollowingmajorMasterAuxiliaryAbattery3DC110v/24vpower三个DC110v/24vEachMpcar(withPantograph)isequippedwiththefollowingmajorSurgeMainfusesOneIES-VVVF一个VVVF开关OneHSCBOneTractioncasewithpropulsioncontrol一个牵引逆变器箱（含电子控制单元Fourtractionmotors(onefittedwithaspeedLongtermratedbrakingEachMcarisequippedwiththefollowingmajorOneHSCBOneTractioncasewithpropulsioncontrol一个牵引逆变器（含电子控制单元Fourtractionmotors(onefittedwithaspeedLongtermratedbrakingAKAU-XBOX(onlyinM1Generalfunctionofpropulsioninverter牵引系统功能介绍 Converts1500VDCCatenaryvoltagefrompantographtothreephaseACfortraction1500V Acceptsdriver4leveleffortdemandsandproducestractiveandbrakingeffortaccordinglyinemergencytractionmode在紧急牵引模式下接受的4级牵引和制动需求，发挥相应的牵引和电制动AcceptsTCS(ATC)systemeffortdemandsandproducestractiveandbrakingeffortEachinverterdrivesfourmotorsinControlElectronicsView控制设备视 MAINCOMPONENTSControlElectronicsControlunitAA3牵引主控器DeviceconfigurationDataplugLVControlPanelView低压控制盘视 MAINLVPowerModuleView功率模块视 MAINPowerLV3PhaseContactorModuleView牵引风机三相接触器模块视 MAIN3PhasecontactorswiththermalProtection(AutoLVFanCoolingFan冷却风 MAINCoolingPowerconnectionundersideview高压连接设备底部视 MAINPhaseDischargeLineInductor母线滤波 MAINLineInductorL-FL(airUndersideView底部视图EndViewHSCBBoxView高速断路器箱视 MAINHSCBControlIESBoxViewIES箱视 MAINCOMPONENTSBrakeResistor(Rheostat)View制动电阻视 MAINCOMPONENTSResistorBankMotorFanSubsystemSubsysteminTraction 系统介 MainPowerSchemeshowingcomponentsIESBox开关HSCBBoxContactorCompartmentVVVFLineInductorPowerModuleCompartment功率模块（牵引、斩波模块3PhaseContactorcompartments3CoolingFanBrakeResistorBoxAA3ControlelectronicsandLVComponentsTractionMotors&speedsensorsAGATEElectronicsTractionSystemMainPowerCircuitTraction,M2.1.IES-VVVFTraction,MIES-VVVFBoxcontainstheIES-VVVF开关箱由以下部件组成InverterEarthSwitchHSCB高速断路 Traction,MHSCBARC1512HSCBHSCB本体功能PerformstheprincipalprotectionfunctionandisnormallyonlyopenedunderfaultCanbeopenedbythecontrolelectronics,orbyitsowninternalovercurrentHSCBControlPCB高速断路器控制板功能ProvidestherequiredcontrolinterfacefortheProvideslowenergyholdsupplytokeepHSCBLinevoltagemeasuringdeviceLVMDandassociatedfuse(线路电压传感器和熔断器功能MeasuresLinevoltageonsupplysideofHSCB–asnocircuitbreakerbetweenLVMDandsupply,cableisprotectedbyafuse1500V1000－1800V1950VDC瞬间IEC(1200过载(动热稳定3500ADC，604000ADC，1525kA，L/R30kA，L/RLineContactor主接触 Traction,MSingleLRUwhichcontainsthefollowing：LinePre-chargeResistor(value预充电电阻(40欧姆Pre-chargeLineFunctionUsedtoconnectthefiltertothelineandtopre-chargetheLineInductor滤波电抗 Traction,MTogetherwiththefiltercapacitor,theLineinductorformstheinputL-FL:HV-Capacitor:ThepurposeoftheinputfilteristoreducetheharmonicsfedbacktothelinefromtheinverterandtolimitthetransientsfromthelinewhichareseenbytheinverterPowerModule功率模 PowerModuleCompartmentcontainsthePowerModuleContainstheheatsink,semi-conductorsandfiltercapacitorwhichmakeupthethreephaseinverterandrheostaticchopperFilterVoltageMeasuringDevice(FVMDUsedtomeasurethefiltervoltageforcontrolandLVFansUsedtocirculatetheairbetweenthecompartmentstoequalizetheinternal3phasecontactor牵引风机三相接触器 牵引风机3PhaseContactorCompartmentcontainsthefollowing:3Phasecontactors+ThermalProtection(AutoLVFanProvidesthe+15Vsupplyforthe3lowvoltageventilation15VLVUsedtocirculatetheairbetweenthecompartmentstoequalizetheinternalMotorFan电机冷却风 Coolingairisdrawninandpassesoverthepowermoduleheatsink.ItisthenraisedbythefanandpassesdownthroughthelineinductorOthercomponents其他元器 PhaseDischargeEMCEMC滤波装置R-EMIK滤波器电阻2ohm;C-EMIK滤波器电容：9μFAA3电子控制单 AA3ControlelectronicsAA3控制装置TheAA3isasingleplug-inLineReplaceableUnit(LRU).Itisheldinplaceby2AA3电子控制单元是一个可更换单元，仅用两个螺栓禁Itconsistsofamotherboardwith3daughter3MVBLVControlPanel低压控制面 LVRIOMsRIOMsforadditionalQ-NEBMVB和以太LVLV110V连接器LongTermRatedBrakeResistor制动电 Traction,MUnderfloormounted,forced1.6Ohms1.6Ω；StainlesssteelconstructionDuringbrakingwhenthecatenarysupplyisnonreceptive,energycreatedisdissipatedinthebrakeresistorasheatrainor牵引电机 TractionMotorThreephaseACinduction3Onemotorperaxle,rigidlymountedtobogieframecentralFlexiblecouplingwithMotorspeed3660rpmat80kphwithhalf-worn3660rpm80kph@SpeedprobemountedononemotorperWeightapprox.510510Oneinverterdrives4SpeedSensor速度传感 DescriptionActivehalleffectprobeBoltsdirectlytomotorFittedto1motorperinverter1NoadjustmentsrequiredFlyingleadwithconnectorforcontrolConnectionsFunctionMonitorsthespeedofthetractionmotorThesignalisusedbythepropulsioncontrolelectronicstocorrectlycontroltheinverter速度信号AlsousedtodetectwheelslipandwheelslideProbealsoprovidesdirectionMasterController主控 DescriptionMountedincabdesk安装在操作台DesignedforrighthandedoperationRotaryswitchtoselectmodeofoperationMSCombinedmotor/brakeselectorDCH)KeyswitchKS主控DeadmanswitchFunctionToallowdrivertoselectmodeofoperationoftrainForwardReverseToallowdrivertoselectleveloftractiveorbrakeeffortOn/offswitchpreparestrainforoperationTheinterlockandLVinterfaceofmasteraredefinedasbelow司控器操作对应触点如下最小制动最小制动最小牵引FuseBox熔断器 DescriptionRoofFuseBlownFittedinanIP65sealed安装在IP652400Aratingfor牵引：2400A600Aratingfor辅助：600AFunctionProvidesshortcircuitprotectioninconjunctionwiththeSurgeArrestor避雷 DescriptionPolymericDCtractionsurgeDCTypeHE60MC20ManufacturedbyTycoRatedvoltageCreepagedistanceFunctionProvidesovervoltageFunctionalDescriptionoftheTractionSystem牵引系统功能描 HSCBControlandlinevoltagemonitoring母线电压监测及高速断路器控制Chargingsequence预充电时序控制Tractionfancontrol冷却风扇控制Invertermanagement逆变器控制Speedmanagement速度管理Rheo-chopperfunctionSoftcrowbarfunctionRe-generativebrakingRheostaticbrakingWheelslip-slidecontrolLinevoltagemonitoring线路电压检 ThetractionsystemusesthelinevoltageinordertolaunchthechargingTheHSCBcommanddoesn’trequireEachHSCBcasehasalinevoltagetransducerinordertodetectthepresenceornotoflinevoltagebeforetheHSCBasdescribedbythefollowingfigure:如下图所示：每个HSCB箱内有一个电压传感器以检测HSCB1500

K-F-F-K-R-A-A-Figure1HVinputThevalueofthelinevoltageissenttothetrainsystemthroughthetrainHSCBcontrol高速断路器控制 TheHSCBiscontrolledby2relays:HOLDrelayandCLOSErelay.BothlowvoltageschemeandTCUparticipatesinthecommandofthoserelays.HSCB2个继电器命令控制-“保持”命令和“闭合”命令。低压电路与TCU均参与到HSCBThesequencetoclosetheHSCBisthe闭合HSCBToenergizetheHOLDrelay“保持”ToenergizetheCLOSErelayforashortperiod“闭合”Tode-energizetheCLOSErelay“闭合”ThesequencetoopentheHSCBisthefollowing断开HSCB Tode-energizetheHOLDrelay“保持”继电器失电TheTCUcanenergizetheHOLDrelaybyclosingitsrelayoutputTCU可通过闭合其继电输出LO_HOLD使“保持”TheTCUcanenergizetheCLOSErelaybyclosingitsrelayoutputLO_CHSCB.TCU LVfunctionTheLVschemefunctionisdetailedbythefollowingfigure

NEB1

CHSCB1Q-

K-K-Q-Q-Q-Q-Figure2HSCBcontrolLVschemefunctionHSCB控制:NEBTLNotEmergencyBraketrainline1CHSCB1TL=AuthorizationtoclosetheHSCBtrainline1)HSCB闭合列车线Q-NEBQ-CHSCB:relaysinternaltothetractioncaseTheLVschemeperformsthefollowingifNEB1trainlineisde-energized,theHSCB如果neb1列车线路断开，HSCBifCHSCB1trainlineisde-energized,theHSCB如果CHSCB1列车线失电，HSCBiftheK-ICisclosedwhiletheHSCBisopen,theHSCBcan如果K-IC在HSCB断开时已闭合，HSCBiftheIESisnotin“COLLECTOR”position,theHSCB如果IES不再受电弓位，HSCB TCUfunction牵引控制单元TCUTheinterfacesoftheTCUfortheHSCBcontrolarethefollowingTCU用于HSCBLO_HOLD:relayoutputtoenergizestheHOLDLO_CHSCB:relayoutputtoenergizestheCLOSELI_NEB1:statusofNEB1trainLI_CHSCB1:statusofCHSCB1train HSCBopeningconditionsTheTCUshallopentheHSCBif如果出现以下条件，TCU应断开“HSCBopeningrequest”NEBtrainlineisde-energizedorifCHSCB1trainlineisde-energized高速断路器闭合列车线CHSCB1失orifafaultofthetractionsystemrequestsitsopeninge.g.FilterVoltageVeryHigh或牵引系统故障要求HSCB HSCBclosureconditionsTheTCUshallclosetheHSCBif如果出现以下条件，TCU应闭合“HSCBclosure“HSCB闭合请求noopeningconditionsarepresentandifthechargingandlinecontactorsareopened.AtinitialisationoftheTCU,theHSCBshallbecommanded在TCU进行初始化时，应控制“断开”HSCBAssoonasthe“HSCBopeningrequest”ispresent,theHSCBshall一旦存在“HSCB断开请求”，应打开HSCBRem:thesoftcrowbaroperationshallbeaskedonlyafterHSCBopening.Ifjustthelinecontactorshastoopen,thesoftcrowbarshallnotoperate备注：只有在打开HSCB之后才能要求进行软撬棒操作。如果仅需打开线路接触器，则不应软ThefollowingfiguredescribesatypicalHSCB下图说明了典型的HSCBAuthorizationtoclosetheAuthorizationtoclosetheHSCBHOLDrelay2HSCBCLOSErelay5015HSCB2.2Figure4HSCBControlHSCBChargingsequence充电时 LVfunctionTheLVschemefunctionisdetailedbythefollowingK-K-K-K-K-K-Figure5chargingsequenceLVschemefunctionTheLVschemeperformsthefollowingiftheHSCBisopen(HSCBCopen),theK-CCCandK-IC如断开HSCB（HSCBC断开），则打开K-CCC和K-ICtheK-ICcanonlycloseifK-CCCis仅当K-CCC闭合时，K-IC TCUfunction牵引控制单元TCUStartofchargingsequenceChargingcontactorclosureconditions)充电序列启动（充电接触器闭Thestartofthechargingsequenceispresentthe“HVisdetected”oranewdemandofmotoringisaskedtheHSCBisclosedandtheK-ICandtheK-CCCisopenedHSCB处于闭合状态与k-ic和k-cccadirectionisselectedtheopeningoftheHSCBisn’tasked无断开HSCBtheopeningoftheK-CCCorK-ICisn’t无断开K-CCC和K-ICChargingcontactoropeningconditionsThechargingcontactorisauthorizedtoopenifthelinecontactoristhefaultmanagerdoesn’trequesttheopeningoftheHSCBorK-故障管理器没有请求断开HSCB或k-icOrTheHSCBisHSCBLinecontactorclosureconditionsThelinecontactorisauthorizedtocloseitsopeningconditionsaren’tpresentthechargingcontactorandtheHSCBareclosed充电接触器和HSCBtheopeningoftheHSCBisn’trequiredbythefaultmanager故障管理器无需请求断开HSCBthebusischargedThefollowingfiguredescribesatypicalcharging10011001100400100FilterFigure6chargingsequenceLVschemefunctionLinecontactoropeningconditionsThelinecontactorshallopenifthefaultmanagerrequiresitsopeningtheHSCBisHSCBThechargingandlinecontactorsarecommanded“OPEN”assoonasthe“linecontactoropeningconditions”arepresent(exitoftheactivestepandgobacktostep1).Inordertoavoidanycurrentbrokenbythechargingcontactor,theK-ICshallbecommanded“OPEN”ifthechargingcontactorisopened.Fancontrol风机控 TractionFanGMV-INVThe380VcontactorK-FAN1shallcloseifanewdemandofmotoringis380v接触器k-fan1The380VcontactorK-FAN1shallopenif380v接触器k-(thetrainspeedisbelow（ANDtheinvertertemperatureisbelowK_COOL_INVTEMP_OFFANDtheloadratiooftheinductorisbelowK_COOL_SELF_LOAD_OFF逆变器温度低于k_cool_temp_fan_offANDmotoringisn’tselectedORNoDirectionisselectedThe380VcontactorK-FAN1shallclosealeast2s380V接触器K-FAN2s内闭合。The380VcontactorK-FAN1shallopenaleast2s380V接触器K-FAN2s内断开。 BrakeresistorFanGMV-ThecontactorK-FAN2isclosewhentrainspeedisover4kph时K-fan2ThecontactorK-FAN2shallopenonlyiftrainspeedisbelow4kph时接触器K-fan2ThecontactorK-FAN2shallnotopenincaseofwarnnigpresentonBrakeresistorthermalInvertermanagement逆变器控 ForwardReverseselection向前/Theforward/reverseselectionshallbecomputedbasedonthefollowingtruetableFORtrainREVtrain00Neutral01Reverse10Forward11Neutral空档（故障Incaseofinvaliddemand,theinvertershallbeAnewforward/reverseselectionisonlytakenintoaccountifthespeedisbelowK_INV_DIR_SPEEDandiftheinverterisOFF.新的向前/向后指令只有在速度低于k_inv_dir_speedIfthese2conditionsaren’tverified,theforward/reverseselectionkeepsitsprevious MotorBrakeselection牵引/Themotor/brakeselectionshallbecomputedbasedonthefollowingtruetableTCMSmotorLI牵TCMSbrakeLI结11Motor牵00Brake制01Coast惰10CoastFault)惰行（障Incaseofinvaliddemand,theinvertershallbeTheMOTOR/BRAKEinformationfromTCMSarenot不使用来自TCMS的牵引/ EffortdemandEffortdemandpercentage力的需求的级Theeffortdemandcomesfrom力的需求的级位信号来自MVB,随TCMSAW0effortdemandin[N]以记的AW0载荷下的力的需Theeffortdemandin[%]isconvertedin[N]forAW0asfollowing计的力的需求转换为以[N]计的AW0ThetractioneffortdemandcalculatedabovemustrespectthecomfortAW0brakeeffortdemand[N][N]计的制动力的Theeffortdemandin[%]isconvertedin[N]forAW0asfollowing计的力的需求转换为以[N]计的AW0Thebrakeeffortdemandmustrespectthecomfort Load-weightedeffortdemand载 TheTCUshallonlyreadtheloadweightsignalwhenthetrainisatzerospeedandthereisnomotordemand当且仅当无牵引指令和列车零速时，TCUWhenamotordemandisreceivedorthetrainisnolongeratzerospeed,theTCUshallstopreadingtheloadweightsignal.Thevalueusedfortractiveandbrakingeffortcorrectionshallthenbethelastvalidreadingbeforethetrainmovesormotordemandreceived.当接收到牵引指令或列车速度不再为零时，TCU应停止载荷信息。因而，用于校正牵引Ifthesignalisfaulty,theloadweightsignalinmotoringshallbeK_INV_TE_LW_DEF.ItshallbeinbrakeK_INV_BE_LW_DEF如果数值出现错误，则牵引运转时载荷应为k_inv_te_lw_def，而在制动中的载荷应为TheloadweightsignalLWisunsignedandintherange[0;载荷值LW无符号，位于范围[0100].Tractionload-weightedeffortdemand[N]以[N]计的考虑载荷的牵引力的需FR#1:Thetractionload-weightedeffortdemandTE_LWiscalculatedasfollowing考虑载荷的牵引力需求TE_LWTE_LWTED_AW0*(1LW(K_INV_TE_MAX_AW3K_INV_TE_MAX_AW100*K_INV_TE_MAX_AWBrakeload-weightedeffortdemand[N]以[N]计的考虑载荷的制动力的需Thebrakeload-weightedeffortdemandBE_LWiscalculatedasfollowing考虑载荷的制动力需求BE_LWBE_LW

AW0_*(1LW

AW

AW)100

AW BE_LWisunsigned(onlypositive).BE_LW无符号（仅为正数 EffortlimitationsEffortlimitationvsspeed力的限制度Theeffortdemandislimitedbythecurveeffort-speed).Thecurve(effort-speed)iscalculatedfromaseriesof5（力-速度）55个曲线函数的参数根据牵引和制动各Curve1:Curve2:a_c2_x=B/Curve3:a_c3_x=C*(voltage)/(speed)Curve4:a_c4_x=E*/(speed)Curve5:a_c4_x=F*(voltage)/(speed)Effortlimitationvsfiltervoltage力的限制对滤波器电Thefiltervoltageusedbythisfunctionhastobelimitedbyusing2distinctiveparametersregardingmotor/brakeinincreasingvalueandindecreasingvalueEffortlimitationvslinecurrent力的限制线路Thedifferencebetweentheumlinecurrentandthelinecurrentfilteredbya1storderlowpassfilterentersaPIregulator.最大线路电流和线路电流的差值由带PITheoutputofthesePIregulatorsistheeffortlimitationvsline这个PIIntraction,theoutputofthisPIregulatorislimitedintherange[0;牵引时，PI调节器的输出被限制在[0TE_LW]Inbrake,theoutputofthisPIregulatorislimitedintherange[0;制动时，PI调节器的输出被限制在[0BE_LW] FinaleffortdemandThefinaleffortdemandshallbecorrectedbytheanti-slip/slideThefinaleffortdemandshallbewheeldiameterThefinaleffortdemandshallbeconvertedintorquedemandforregulation FluxdemandThefluxdemanddependsontheeffortThefluxdemandisdifferentinbrakeandinThefluxdemandislimitedinumvalueandinminimumThefluxdemandlimitationsdependson RestrictiveandspeedlimitmodesmanagementTheTCUshallmanage7differentspeedlimitmodese.g.washingmode,reverseEachofthesemodesareaskedfromtheMVBthrough7differentvariables.Ifmultiplerestrictivespeedmodesarerequested,themostrestrictiveintermsofspeedwillbeapplied每种模式的请求均从MVB7个不同的变量实现不同模式。如果不同的模式同时被请ThedifferencebetweenthetrainreferencespeedreceivedfromtheTCMSandthetargetspeedshallenteraPIregulator从TCMS发来的列车参考速度和目标速度差将输入PITheoutputofthisregulatoristheeffortdemandtobeappliedinspeedlimitmode.Forthehigherspeedlimitmodes,thetractiveeffortwillbereducedbutnobrakingeffortwillbeapplied.PI调节器的输出则是速度限制模式下力的需求，在更高的速度限制模式，牵引力将减小或者施加制Speedmanagement速度管 AxleswheeldiameterdifferenceTheTCUshallcomputethewheeldiameterdifferencebasedonthe4axlespeedsreceivedfromthethroughtheTCU应基于通过mvb从bcu4TheTCUperformsthecalculationonlyifthefollowingconditionsaremetTheachievedeffortisTheemergencybrakeisn’tThemastercontrollerisinThespeedishighenough(higherthanThespeedfromBCUareBCU AxleswheeldiameterTheTCUshallcomputethewheeldiameterofeachaxlebasedonthemeasuredwheeldiameterofaxle1receivedfromMVBandthewheeldiameterdifferencecomputationexplainedabove.TCU应根据从MVB1 TrainreferencespeedThetrainreferencespeedisreceivedfromthe列车参考速度来源于TheRegenerative Figure7RegenerativeBrakeFigure ControlforRheoPhase 控制斩DescriptionofRheostaticBrake电阻制动描 ElectricalBrakingwiththerheostaticresistorArheostaticbrakingsolutiontoabsorbregenerativeenergyisrequiredinthecasewherethesupplyesunreceptive.Theumpowerinthebrakeresistorwillbelimited.Dependingofthetraincondition,theeffortachievableinrheostatbrakingandinregenerativebrakingcouldbedifferent.Thetransitioneffortduringthetransitionwillrespectthedynamicjerk.制动电阻的最大功率将受到限制。根据列车的不同情况，电阻制动以及可再生制动时可实现的制动TheMechanicalbrakingsystemisadvisedoftheachievedbrakingeffortofthetractionviatheMVBsignalorAO_BEAsignal,andwilladjustthelevelofeffortthroughtheblendingfunction.mvbao_bea将牵引中所实现的制动力值告知空气制动系统，并且该系统将通过混合制动Ifthecatenaryvoltagerisesabove1800V(shallbetunedduringtraintesting),theRheostaticBrakingresistorwillbephasedintooperation.Thisisswitchedatafrequencyof450Hzwithavariableconductiontimeinordertoabsorbthecurrentregeneratedbytheelectricbraking. SoftCrowbarFunctionTheRheostaticBrakewillalsoactasaSoftCrowbarinthecaseofFortheSoftCrowbarfunction,theRheoisnotswitchedatafrequencyof450Hz,butisswitchedonandremainsonuntiltheconditiontoswitchitoffaresatisfied.Ifthesupplyvoltageasmeasuredatthetractionsystemfiltercapacitorreaches2020V,theSoftCrowbarwillbeswitchedon(witha100%conductiontime).Ifthesupplyvoltageasmeasuredatthetractionsystemfiltercapacitorreaches2150V,theinverterwillbeinhibitedIfthesupplyvoltageasmeasuredatthetractionsystemfiltercapacitorreaches2250V,theHSCBwillbeopened2250v，则将打开HSCBWhenthefiltervoltagefallsbelow1950V,thesoftcrowbarwillbeswitchedWhenthefiltervoltagefallsbelow1950V,theinverterwillbere-enabledunlesselectricbrakinghasbeendemandedandthetransferofefforttothemechanicalbrakehasstarted.1950v时，除非已要求进行电气制动并且已开始将施力转送至机械制动，不TheHSCBwillbeauthorizedtocloseagainifthefiltervoltagefallsbelow19501950v时，将准许HSCBWheelSliporSlideDetection&Control防滑检测及控 correction力需求矫

Effortdemandcorrectedbyantislip/slide矫正后的力需 xFigure9WSPControlFlow如果列车运行参考速度可得到，则速度差（参考速度和轴速度差）可用于控制，否则不用参考速度，置系数K1为0。考速度来列车系。防滑时牵引和气制动的配TCUBCU进行轮滑矫正的情况，TCU检测到轮下面任一条件满足时则TCU轴加速度>轴冲击>下面两条件都满足时则TCU轴加速度<轴冲击<TCUBCU对制动力的要求，减小该动车各轴的制动力直到轮滑得到矫正，10：在检测到和矫正完轮滑期间，TCULO_WSP（高电平）BCU告诉牵引正在矫正轮滑，在牵引矫正轮滑期间，TCUBCU的电制动力(AO_BEA)一直是轮滑开始时的电制动力，当轮滑LO_WSPLO_WSP也置低电如果TCU进行长期轮滑矫正，BCU电电制力需防滑矫检测到BCU检测到轮

Figure10TCUBCU检测轮滑的机制由气制动提供商负责。一般而言，TCU首先检测到轮滑，当BCU检测到轮滑时，即采取矫正措施，同时发出电制动信号(LI_DISEB高TCU检测到电制动信号（LI_DISEB高电平）后，马上电制动，不再参当BCU在矫正轮滑后一定时间（MIN_DISEB）后或不再需要制动后重置电制动信号(LI_DISEB)MIN_DISEB是为了防止气制动和气电混合制动长时间轮滑矫BCU必须要监测LO_WSP高电平时间，当超过一定时长时，BCU采取矫正措施，同时发出电制动信号（LI_DISEB高电平）。TCU电制动，不再参与轮滑矫正。AuxiliaryPowersystem辅助供电系统高 GeneralDescription概要 InCDL3&4,therearetwo3-phasevehiclebus,whichisparallelpowersupplysolutionindegradedmode.在3&4号项目中，具有两条三相交流母线由两台辅助逆变器分别供电，并在单点故障（一个辅Inputvoltage1000Vdc-1800Vdc(Nominal:1500VoltagesurgeaccordingtoIEC61287（供电条件符合标准IECEnvironmentWorkingtemperaturerange（工作温度）25°CRelativehumidity(相对湿度 :Noisepower(噪音等级 :<72dBA@CoolingForcedaircoolingwithair-filterACthreephaseoutputNormalMode)3相输出（正常模式Nominaloutputvoltage(额定输出 380Vac±5%/Frequency(频率 50Hz±NominalPowerrating(额定功率 210kVA-P.F.umPowerrating(短时最大功率 220kVA-P.F.Peakpowerrating(峰值功率 315kVA-P.F.0.7-Totalharmonicdistorsion(畸变因素 Galvanic 电气Neutralpoint DCoutput直流输出NominalDCvoltage(额定输出 125V±Powerrating@45°C(额定功率 25Powerrating@50°C(额定功率 24altotalcurrent(最大输出电流) umbatterychargingcurrent(充电限制) Temperature Efficiencyatnominalload(额载效率 ElectricalProperty电气参 Isolatingandearthing接TheCVSisisolatedandearthedbythemanuallyoperatedIESlocatedIESBoxonMpcarChargingandmaincontactorChargingcontactorwithchargingresistortoavoidaninrushcurrentintotheinputChargingresistorvalue:330充电电阻值为：330MaincontactorusedtodisconnectCVSfromtheline主接触器用来和接入主电路1500V供Input InputInductorLFL(输入电感值4.5FilterCapacitor(电容值1DischargeResistor(放电电阻2x39Batterychargermanagement充电策 There’re3stageofbatterychargingsequence:3ConstantchargingcurrentuntilUfloat恒流充电，直到BoostChargingphase以UboostFloatingvoltagecharging以UfloatTheUfloataandUboostareadjustedaccordingtobattery电压Ufloat和UboostStaticConvertermanagement辅助逆变器管 PrechargeoftheinputfiltercapacitorStart-upofthemaininverterStart-upofthebatterychargerClosureoftheoutput3-phasecontactorifallconditionsarefulfilledi.e380V5%)如果所有状3相接触器Inverteroutputfrequencyof50HzisalsocheckedintheInnormalmode,CVSiscontrolledbyTCMS,butalsosomehardwiresiganl(110V正常情况下，CVS由TCMSSTOP_CVS:HardwareinputsignaltoSTOP硬线信号停止逆变器，1RescuseAutorisationtostarttheCVSwithouttheTCMS(afterthiscommandtheMVBsignalsareignored)启动逆变器当没有和列车控制系统MVB通讯（如果收到此信号，所有MVB信号将被忽略）ALIM_K