基于车长的cbtc的车载atp安全制动模型分析与仿真

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1、麟基于车长的cBTC车载ATP安全制动模型研究与仿真MODELINGANDSlMULATloNoFSAFEBRAKINGCURVEMODELOFON．BoARDATPFoRCBTCSYSTEMBASEDONTRAINLENGTHABSTRACTTheCBTC(CommunicationBasedTrainControlSystem，CBTC)isthemoreadvancedtraincontrolsystemintheworld，isalsothedirectionofurbanrailtransittraincontrolsys

2、teminthefuturethecurrently,systemiswidelyusedinmanyofoururbansubwayproject．AutomaticTrainProtectionsystemisakeysubsystemoftheCBTCsystemofurbanrailtransit，mainlytocompletethevarioustasksrelatedtotrainsafety．Theon-boardATPsubsystemmorefeaturesandsecurity-related，itsresea

3、rchisstillverylimited，SOtheon—boardATPiSimportanttostudyInthispaper,toachieveATPsecurityvehiclebrakingprocesssimulationplatformmodelconsideringtheeffectofthelengthofthetrainsafebrakingmodel．Focusonthefollowingfouraspectswerestudied：(1)trainlengthaffectbrakingtractionmo

4、dels，mainlyinthetrainadditionalresistance(2)trainsafetybrakeontheentirelengthfactormodel；(3)addingtheATPpredictivecontrolsystemtopredictthetrainrunningandimprovedsecurityintheprocessoftrainrunning；(4)driversbraketractionbrakingcurvemodelbasedoncommon，affectingtriggerse

5、mergencybrakingandemergencybrakingcurve．Trainlengthaffectbrakingtractionmodel，additionalresistanceismainlyreflectedinthetrain，thetrainsufferedduringoperationincludingbasicdragresistance，rampsadditionalresistance，additionalresistancelinecurve，whichrampsadditionalresista

6、nce，additionalresistancelinecurveinfluencedbythelengthofthetrain．Modeltakesintoaccounttheperformanceofthetrain，thelinestatusandbrakingtraction，brakingmayberesistance，etc．ontheslopeofthecurveofthechangeinthelineoftrainemergencybrakingcurves，curvesconventionalbraking，eme

7、rgencybrakingtriggercurveforquantitativeresearchandanalysis，aregivenacommonsafetybrakebrakingcurvemodel，theemergencybrakecurve，triggersemergency霁季天荸巍缸翱眦鼙托基于车长的CBTC车载ATP安全制动模型研究与仿真brakingcurveiscalculatedandalgorithm，andfinallytheuseofMATLBbuildaGUIinterfacetothesystems

8、imulation，thesamemodelsimulationbyusingdifferentdataanddifferentmodelslinethesamelineofdata，real—timeinterfacetocalcu