信号机显示的意义铁路信号基础设备维护课件

信号机显示的意义天津铁道职业技术学院铁路信号基础设备维护信号机显示的意义Sectiontwo,displaymeaningofvarioussignals.Inthispart,weexplainthemeaningsofthedifferentcolorsofvarioussignals,includinghomingsignals,startingsignals,routesignals,passingsignals,obstructionsignals,approachingsignals,shuntingsignals,humpingsignalandrepeatingsignal.Displaymeaningofvarioussignals进站信号机一个红色灯光——不准列车越过该信号机。HomingsignalWhenthehomingsignaldisplaysaredlight,itmeansthatthetrainisnotallowedtopassthesignal.一个黄色灯光——准许列车经道岔直向位置，进入正线准备停车。Whenthehomingsignalshowsayellowlight,itmeansthatthetrainisallowedtopasstheturnoutstraightpositionandenterthemainlinetopreparetostop.一个绿色灯光——准许列车按规定速度经正线通过车站。Whenthehomingsignaldisplaysagreenlight,itmeansthatthetrainisallowedtopassthroughthestationontheregularlineatthespecifiedspeed.一个黄色闪光和一个黄色灯光——准许列车经过18号及以上道岔侧向位置，进入站内越过次一架已经开放的信号机，且该信号机防护的进路，经道岔的直向位置或18号及以上道岔的侧向位置。Whenhomingsignaldisplaysayellowflashingandayellowlight,itmeansthatthetrainispermittedtopassthroughthelateralpositionoftheNo.18andaboveturnout,enterthestationandpassthenextopensignal,andtheapproachprotectedbythesignalwillpassthroughthestraightpositionoftheturnoutorthelateralpositionoftheNo.18andaboveturnout.两个黄色灯光——准许列车按限速要求越过该信号机，经道岔侧向位置进入站内准备停车。Whenthehomingsignaldisplaystwoyellowlights,itmeansthatthetrainispermittedtopassthesignalasrequiredbythespeedlimit,andenterthestationthroughthelateralpositionoftheturnouttopreparetostop.一个绿色灯光和一个黄色灯光——准许列车经道岔直向位置，进入站内越过次一架已经开放的信号机准备停车。Whenthehomingsignaldisplaysagreenlightandayellowlight,itmeansthatthetrainisallowedtopasstheturnoutstraightposition,enterthestationandcrossanopensignaltopreparetostop.一个红色灯光及一个月白色灯光——准许列车在该信号机前方不停车，以不超过20公里/小时的速度进站，并须准备随时停车。Whentheinboundsemaphoredisplaysaredlightandamonthofwhitelight,itmeansthatthetrainispermittedtonotstopinfrontofthesemaphore,enterthestationataspeednotexceeding20km/h,andbepreparedtostopatanytime.进站色灯信号机的显示方式见下表：Thedisplayofthehomingsignalisshowninthetablebelow:出站信号机出站信号机三显示自动闭塞区段出站信号机四显示自动闭塞区段出站信号机半自动闭塞区段出站信号机StartingsignalStartingsignalsincludeseveraltypes,suchasthree-displaystartingsignalforautomaticblockingsection,four-displaystartingsignalforautomaticblockingsectionandsemi-automaticblocksectionstartingsignal,nextwewillexplainthemonebyone.startingsignalthree-displaystartingsignalforautomaticblockingsectionfour-displaystartingsignalforautomaticblockingsectionsemi-automaticblocksectionstartingsignal三显示自动闭塞区段出站信号机Three-displaystartingsignalforautomaticblockingsectionWhenthestartingsignalofthethree-displayautomaticblocksectiondisplaysagreenlight,itmeansthatthetrainisallowedtodepartfromthestation,indicatingthatatleasttwoblocksectionsarefreebeforeoperation.Whenthestartingsignalofthethree-displayautomaticblocksectiondisplaysayellowlight,thereisablocksectionfreeinfrontoftheoperation.Whenthestartingsignalofthethree-displayautomaticblocksectiondisplaysaredlight,itmeansthatthetrainisnotallowedtopassthesignal.Whenthestartingsignalofthethree-displayautomaticblocksectiondisplaystwogreenlights,itmeansthatthetrainisallowedtodepartfromthestationandheadtothesemi-automaticblocksection.Whenthestartingsignalofthethree-displayautomaticblocksectiondoublesasashuntingsignal,itwilldisplayamoonwhitelighttoindicatethatitispermittedtopassthesignalforshunting.Four-displaystartingsignalforautomaticblockingsectionAgreenlight——allowingthetraintodepartfromthestation,indicatingthatatleastthreeblockedareasarefreebeforetheoperation.Onegreenlightandoneyellowlight——permittingthetraintodepartfromthestation,indicatingthattherearetwoblockedareasfreebeforetheoperation.Ayellowlight——thetrainisallowedtodepartfromthestation,indicatingthatthereisablockareafreebeforetheoperation.Aredlight——trainsarenotallowedtopassthesignal.Twogreenlights——allowthetraintodepartfromthestationandgotothesemi-automaticallyblockedsection.Amoonwhitelight——whenitdoublesasashuntingsignal,itmeansthatitisallowedtopassthesignalforshunting.四显示自动闭塞区段出站信号机半自动闭塞区段出站信号机Semi-automaticblocksectionstartingsignalThestartingsignalinthesemi-automaticblocksectiondisplaysagreenlight,indicatingthatthetrainisallowedtodepartfromthestation.Thestartingsignalofthesemi-automaticblocksectiondisplaysaredlight,indicatingthatthetrainisnotallowedtodepartfromthestation.Thestartingsignalinthesemi-automaticblocksectiondisplaystwogreenlights,indicatingthatthetrainispermittedtodepartfromthestationanddepartforthesecondaryline.Thestartingsignalinthesemi-automaticblocksectiondoublesasashuntingsignal.Itdisplaysamoonwhitelightindicatingthatthetrainisallowedtopassthesemaphoreforshunting.进路信号机进路信号机接车进路色灯信号机发车进路色灯信号机四显示自动闭塞区段发车进路色灯信号机接车或发车进路色灯信号机兼作调车信号机具有接车和发车进路功能的接发车进路色灯信号机RoutesignalRoutesignalsincludeseveraltypes,suchascolorlightsignaldisplayofroutesignalforreceiving,colorlightsignaldisplayofroutesignalfordeparture,fourdisplayautomaticblockingsectionofroutesignalfordeparture,colorlightsignalforreceivingordeparturealsousedasashuntingsignal,colorlightsignalforreceivinganddeparturewiththefunctionsofroutesignalforreceiving-departure.routesignalcolorlightsignaldisplayofroutesignalforreceivingcolorlightsignaldisplayofroutesignalfordeparturefourdisplayautomaticblockingsectionofroutesignalfordeparturecolorlightsignalforreceivingordeparturealsousedasashuntingsignalcolorlightsignalforreceivinganddeparturewiththefunctionsofroutesignalforreceiving-departure接车进路色灯信号机进站信号机相同Becausethecolorlightsignaldisplayofroutesignalforreceivingissameasthehomingsignal,sotherewon’trepeattheexplanationhere.colorlightsignaldisplayofroutesignalforreceivinghomingsignalsameas发车进路色灯信号机显示ColorlightsignaldisplayofroutesignalfordepartureThecolorlightsignalofroutesignalfordeparturedisplaysagreenlight,indicatingthatthetrainisallowedtodepartfromthestationthroughthemainline,andthatboththestartingandhomingsignalsareopen.Thecolorlightsignalofroutesignalfordeparturedisplaysayellowlight,indicatingthatthetrainisreadytostopbeforethetrainisallowedtoruntothenextcolorlightsignal.Thecolorlightsignalofroutesignalfordeparturedisplaysagreenlightandayellowlight,indicatingthatthetrainisallowedtopassthesignalatthespecifiedspeed,andthatatleastoneapproachsignalisopenbeforethetrainisrunning.Thecolorlightsignalofroutesignalfordeparturedisplaysaredlight,indicatingthatthetrainisnotallowedtopassthesignal.四显示自动闭塞区段发车进路色灯信号机Thecolorlightsignalofroutesignalfordeparturedisplaysagreenlightandayellowlight,indicatingthatthetrainisallowedtopassthesignalatthespecifiedspeed,andthatatleastoneapproachsignalisopenbeforethetrainisrunning.Thecolorlightsignalofroutesignalfordeparturedisplaysayellowlight,indicatingthatthetrainisreadytostopbeforethetrainisallowedtoruntothenextcolorlightsignal.Thecolorlightsignalofroutesignalfordeparturedisplaysaredlight,indicatingthatthetrainisnotallowedtopassthesignal.FourdisplayautomaticblockingsectionofroutesignalfordepartureAgreenlight——allowingthetraintodepartfromthestation,indicatingthatatleastthreeblockedareasarefreebeforetheoperation.Onegreenlightandoneyellowlight——permittingthetraintodepartfromthestation,indicatingthattherearetwoblockedareasfreebeforetheoperation.Ayellowlight——thetrainisallowedtodepartfromthestation,indicatingthatthereisablockareafreebeforetheoperation.Aredlight——trainsarenotallowedtopassthesignal.Twogreenlights——allowthetraintodepartfromthestationandgotothesemi-automaticallyblockedsection.Amoonwhitelight——whenitdoublesasashuntingsignal,itmeansthatitisallowedtopassthesignalforshunting.接车或发车进路色灯信号机兼作调车信号机ColorlightsignalforreceivingordeparturealsousedasashuntingsignalThecolorlightsignalforreceivingordeparturealsousedasashuntingsignaldisplaysamoonwhitelight,indicatingthatthetrainisallowedtopassthesignalforshunting.具有接车和发车进路功能的接发车进路色灯信号机接车、发车进路色灯信号机相同Becausethecolorlightsignalforreceivinganddeparturewiththefunctionsofroutesignalforreceiving-departureissameastheroutesignalforreceivingandroutesignalfordeparture,sotherewon’trepeattheexplanationhere.colorlightsignalforreceivinganddeparturewiththefunctionsofroutesignalforreceiving-departureroutesignalforreceivingandroutesignalfordeparturesameasSpeedlimitcurveV(km/h)TargetparkingspotSpeedlimitcurveV(km/h)TargetparkingspotThepassingsignalisdividedintothreedisplayautomaticblockingandfourdisplayautomaticblocking,thefour-displaysectiontrackingoperationsimulationisshownasbelow.遮断信号机在自动闭塞区段：1）与前方相邻的通过信号机之间小于800m时，重复红色灯光。2）大于800m时，通过信号机应为遮断预告信号机。ObstructionsignalIntheautomaticblockingsection,theredlightisrepeatedwhenthedistancebetweentheadjacentpassingsignalsinthefrontislessthan800m.Whenthedistancebetweentheadjacentpassingsignalsinthefrontisgreaterthan800m,thepassingsignalsshallbeinterruptionwarningsignals.预告信号机预告信号机为黄灯时，主体信号处于关闭状态，为绿灯时，主体信号处于开放状态。ApproachingsignalWhentheapproachingsignalisyellow,itmeansthemainsignalisoff;whentheapproachingsignalisgreen,itmeansthemainsignalisopen.调车信号机调车信号机一般为矮型信号机，蓝灯表示禁止调车，白灯表示允许调车。ShuntingsignalTheshuntingsignalisgenerallyashortsignal,thebluelightindicatesthatshuntingisprohibited,andthewhitelightindicatesthatshuntingisallowed.驼峰信号机一个红色灯光，表示不准机车车辆越过该信号机或指示机车车辆停止作业。HumpingsignalThehumpingsignal

displaysaredlight,indicatingthatthetrainisnotallowedtopassthesignalorthetrainstopsoperation.一个绿色灯光，表示准许机车车辆按规定速度向驼峰推进。Thehumpingsignalshowsagreenlight,indicatingthatthetrainisallowedtoadvancetothehumpatthespecifiedspeed.一个红色闪光，指示机车自驼峰退回。Thehumpsignalshowsaredflashinglight,indicatingthatthetrainhasreturnedfromthehump.一个绿色闪光灯光，表示机车车辆要加速向驼峰推进。Thehumpsignalshowsagreenflashinglight,indicatingthatthetrainisgoingtoacceleratetowardthehump.一个月白色灯光，指示机车到峰下。Thehumpsignalshowsamoonwhitelight,indicatingthatthetrainhadreachedthepeak.一个月白色闪光灯光，指示机车车辆去禁溜线。Thehumpsignalshowsamoonwhiteflashinglight,instructingthetraintogototheno-slidingline.一个黄色闪光灯光，表示机车车辆要减速向驼峰推进。Thehumpsignalshowsayellowflashinglight,indicatingthatthetraingoingtoslowdownandadvancetowardsthehump.复示信号机复示信号机出站及进路色灯复示信号机调车色灯复示信号机进站色灯复示信号机RepeatingsignalRepeatingsignal

includeseveraltypes,suchasstartingandroutecolorlightrepeatingsignal,shuntingcolorlightrepeatingsignalandhomingcolorlightrepeatingsignal,nextwewillexplainthemonebyone.repeatingsignalstartingandroutecolorlightrepeatingsignalshuntingcolorlightrepeatingsignalhomingcolorlightrepeatingsignal出站及进路色灯复示信号机显示下列信号：(1)一个绿色灯光——表示出站或进路信号机在开放状态。(2)无显示——表示出站或进路信号机在关闭状态。Startingandroutecolorl