信號機顯示的意義天津鐵道職業(yè)技術學院鐵路信號基礎設備維護信號機顯示的意義Sectiontwo,displaymeaningofvarioussignals.Inthispart,weexplainthemeaningsofthedifferentcolorsofvarioussignals,includinghomingsignals,startingsignals,routesignals,passingsignals,obstructionsignals,approachingsignals,shuntingsignals,humpingsignalandrepeatingsignal.Displaymeaningofvarioussignals進站信號機一個紅色燈光——不準列車越過該信號機。HomingsignalWhenthehomingsignaldisplaysaredlight,itmeansthatthetrainisnotallowedtopassthesignal.一個黃色燈光——準許列車經道岔直向位置，進入正線準備停車。Whenthehomingsignalshowsayellowlight,itmeansthatthetrainisallowedtopasstheturnoutstraightpositionandenterthemainlinetopreparetostop.一個綠色燈光——準許列車按規(guī)定速度經正線通過車站。Whenthehomingsignaldisplaysagreenlight,itmeansthatthetrainisallowedtopassthroughthestationontheregularlineatthespecifiedspeed.一個黃色閃光和一個黃色燈光——準許列車經過18號及以上道岔側向位置，進入站內越過次一架已經開放的信號機，且該信號機防護的進路，經道岔的直向位置或18號及以上道岔的側向位置。Whenhomingsignaldisplaysayellowflashingandayellowlight,itmeansthatthetrainispermittedtopassthroughthelateralpositionoftheNo.18andaboveturnout,enterthestationandpassthenextopensignal,andtheapproachprotectedbythesignalwillpassthroughthestraightpositionoftheturnoutorthelateralpositionoftheNo.18andaboveturnout.兩個黃色燈光——準許列車按限速要求越過該信號機，經道岔側向位置進入站內準備停車。Whenthehomingsignaldisplaystwoyellowlights,itmeansthatthetrainispermittedtopassthesignalasrequiredbythespeedlimit,andenterthestationthroughthelateralpositionoftheturnouttopreparetostop.一個綠色燈光和一個黃色燈光——準許列車經道岔直向位置，進入站內越過次一架已經開放的信號機準備停車。Whenthehomingsignaldisplaysagreenlightandayellowlight,itmeansthatthetrainisallowedtopasstheturnoutstraightposition,enterthestationandcrossanopensignaltopreparetostop.一個紅色燈光及一個月白色燈光——準許列車在該信號機前方不停車，以不超過20公里/小時的速度進站，并須準備隨時停車。Whentheinboundsemaphoredisplaysaredlightandamonthofwhitelight,itmeansthatthetrainispermittedtonotstopinfrontofthesemaphore,enterthestationataspeednotexceeding20km/h,andbepreparedtostopatanytime.進站色燈信號機的顯示方式見下表：Thedisplayofthehomingsignalisshowninthetablebelow:出站信號機出站信號機三顯示自動閉塞區(qū)段出站信號機四顯示自動閉塞區(qū)段出站信號機半自動閉塞區(qū)段出站信號機StartingsignalStartingsignalsincludeseveraltypes,suchasthree-displaystartingsignalforautomaticblockingsection,four-displaystartingsignalforautomaticblockingsectionandsemi-automaticblocksectionstartingsignal,nextwewillexplainthemonebyone.startingsignalthree-displaystartingsignalforautomaticblockingsectionfour-displaystartingsignalforautomaticblockingsectionsemi-automaticblocksectionstartingsignal三顯示自動閉塞區(qū)段出站信號機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.四顯示自動閉塞區(qū)段出站信號機半自動閉塞區(qū)段出站信號機Semi-automaticblocksectionstartingsignalThestartingsignalinthesemi-automaticblocksectiondisplaysagreenlight,indicatingthatthetrainisallowedtodepartfromthestation.Thestartingsignalofthesemi-automaticblocksectiondisplaysaredlight,indicatingthatthetrainisnotallowedtodepartfromthestation.Thestartingsignalinthesemi-automaticblocksectiondisplaystwogreenlights,indicatingthatthetrainispermittedtodepartfromthestationanddepartforthesecondaryline.Thestartingsignalinthesemi-automaticblocksectiondoublesasashuntingsignal.Itdisplaysamoonwhitelightindicatingthatthetrainisallowedtopassthesemaphoreforshunting.進路信號機進路信號機接車進路色燈信號機發(fā)車進路色燈信號機四顯示自動閉塞區(qū)段發(fā)車進路色燈信號機接車或發(fā)車進路色燈信號機兼作調車信號機具有接車和發(fā)車進路功能的接發(fā)車進路色燈信號機RoutesignalRoutesignalsincludeseveraltypes,suchascolorlightsignaldisplayofroutesignalforreceiving,colorlightsignaldisplayofroutesignalfordeparture,fourdisplayautomaticblockingsectionofroutesignalfordeparture,colorlightsignalforreceivingordeparturealsousedasashuntingsignal,colorlightsignalforreceivinganddeparturewiththefunctionsofroutesignalforreceiving-departure.routesignalcolorlightsignaldisplayofroutesignalforreceivingcolorlightsignaldisplayofroutesignalfordeparturefourdisplayautomaticblockingsectionofroutesignalfordeparturecolorlightsignalforreceivingordeparturealsousedasashuntingsignalcolorlightsignalforreceivinganddeparturewiththefunctionsofroutesignalforreceiving-departure接車進路色燈信號機進站信號機相同Becausethecolorlightsignaldisplayofroutesignalforreceivingissameasthehomingsignal,sotherewon’trepeattheexplanationhere.colorlightsignaldisplayofroutesignalforreceivinghomingsignalsameas發(fā)車進路色燈信號機顯示ColorlightsignaldisplayofroutesignalfordepartureThecolorlightsignalofroutesignalfordeparturedisplaysagreenlight,indicatingthatthetrainisallowedtodepartfromthestationthroughthemainline,andthatboththestartingandhomingsignalsareopen.Thecolorlightsignalofroutesignalfordeparturedisplaysayellowlight,indicatingthatthetrainisreadytostopbeforethetrainisallowedtoruntothenextcolorlightsignal.Thecolorlightsignalofroutesignalfordeparturedisplaysagreenlightandayellowlight,indicatingthatthetrainisallowedtopassthesignalatthespecifiedspeed,andthatatleastoneapproachsignalisopenbeforethetrainisrunning.Thecolorlightsignalofroutesignalfordeparturedisplaysaredlight,indicatingthatthetrainisnotallowedtopassthesignal.四顯示自動閉塞區(qū)段發(fā)車進路色燈信號機Thecolorlightsignalofroutesignalfordeparturedisplaysagreenlightandayellowlight,indicatingthatthetrainisallowedtopassthesignalatthespecifiedspeed,andthatatleastoneapproachsignalisopenbeforethetrainisrunning.Thecolorlightsignalofroutesignalfordeparturedisplaysayellowlight,indicatingthatthetrainisreadytostopbeforethetrainisallowedtoruntothenextcolorlightsignal.Thecolorlightsignalofroutesignalfordeparturedisplaysaredlight,indicatingthatthetrainisnotallowedtopassthesignal.FourdisplayautomaticblockingsectionofroutesignalfordepartureAgreenlight——allowingthetraintodepartfromthestation,indicatingthatatleastthreeblockedareasarefreebeforetheoperation.Onegreenlightandoneyellowlight——permittingthetraintodepartfromthestation,indicatingthattherearetwoblockedareasfreebeforetheoperation.Ayellowlight——thetrainisallowedtodepartfromthestation,indicatingthatthereisablockareafreebeforetheoperation.Aredlight——trainsarenotallowedtopassthesignal.Twogreenlights——allowthetraintodepartfromthestationandgotothesemi-automaticallyblockedsection.Amoonwhitelight——whenitdoublesasashuntingsignal,itmeansthatitisallowedtopassthesignalforshunting.接車或發(fā)車進路色燈信號機兼作調車信號機ColorlightsignalforreceivingordeparturealsousedasashuntingsignalThecolorlightsignalforreceivingordeparturealsousedasashuntingsignaldisplaysamoonwhitelight,indicatingthatthetrainisallowedtopassthesignalforshunting.具有接車和發(fā)車進路功能的接發(fā)車進路色燈信號機接車、發(fā)車進路色燈信號機相同Becausethecolorlightsignalforreceivinganddeparturewiththefunctionsofroutesignalforreceiving-departureissameastheroutesignalforreceivingandroutesignalfordeparture,sotherewon’trepeattheexplanationhere.colorlightsignalforreceivinganddeparturewiththefunctionsofroutesignalforreceiving-departureroutesignalforreceivingandroutesignalfordeparturesameasSpeedlimitcurveV(km/h)TargetparkingspotSpeedlimitcurveV(km/h)TargetparkingspotThepassingsignalisdividedintothreedisplayautomaticblockingandfourdisplayautomaticblocking,thefour-displaysectiontrackingoperationsimulationisshownasbelow.遮斷信號機在自動閉塞區(qū)段：1）與前方相鄰的通過信號機之間小于800m時，重復紅色燈光。2）大于800m時，通過信號機應為遮斷預告信號機。ObstructionsignalIntheautomaticblockingsection,theredlightisrepeatedwhenthedistancebetweentheadjacentpassingsignalsinthefrontislessthan800m.Whenthedistancebetweentheadjacentpassingsignalsinthefrontisgreaterthan800m,thepassingsignalsshallbeinterruptionwarningsignals.預告信號機預告信號機為黃燈時，主體信號處于關閉狀態(tài)，為綠燈時，主體信號處于開放狀態(tài)。ApproachingsignalWhentheapproachingsignalisyellow,itmeansthemainsignalisoff;whentheapproachingsignalisgreen,itmeansthemainsignalisopen.調車信號機調車信號機一般為矮型信號機，藍燈表示禁止調車，白燈表示允許調車。ShuntingsignalTheshuntingsignalisgenerallyashortsignal,thebluelightindicatesthatshuntingisprohibited,andthewhitelightindicatesthatshuntingisallowed.駝峰信號機一個紅色燈光，表示不準機車車輛越過該信號機或指示機車車輛停止作業(yè)。HumpingsignalThehumpingsignal

displaysaredlight,indicatingthatthetrainisnotallowedtopassthesignalorthetrainstopsoperation.一個綠色燈光，表示準許機車車輛按規(guī)定速度向駝峰推進。Thehumpingsignalshowsagreenlight,indicatingthatthetrainisallowedtoadvancetothehumpatthespecifiedspeed.一個紅色閃光，指示機車自駝峰退回。Thehumpsignalshowsaredflashinglight,indicatingthatthetrainhasreturnedfromthehump.一個綠色閃光燈光，表示機車車輛要加速向駝峰推進。Thehumpsignalshowsagreenflashinglight,indicatingthatthetrainisgoingtoacceleratetowardthehump.一個月白色燈光，指示機車到峰下。Thehumpsignalshowsamoonwhitelight,indicatingthatthetrainhadreachedthepeak.一個月白色閃光燈光，指示機車車輛去禁溜線。Thehumpsignalshowsamoonwhiteflashinglight,instructingthetraintogototheno-slidingline.一個黃色閃光燈光，表示機車車輛要減速向駝峰推進。Thehumpsignalshowsayellowflashinglight,indicatingthatthetraingoingtoslowdownandadvancetowardsthehump.復示信號機復示信號機出站及進路色燈復示信號機調車色燈復示信號機進站色燈復示信號機RepeatingsignalRepeatingsignal

includeseveraltypes,suchasstartingandroutecolorlightrepeatingsignal,shuntingcolorlightrepeatingsignalandhomingcolorlightrepeatingsignal,nextwewillexplainthemonebyone.repeatingsignalstartingandroutecolorlightrepeatingsignalshuntingcolorlightrepeatingsignalhomingcolorlightrepeatingsignal出站及進路色燈復示信號機顯示下列信號：(1)一個綠色燈光——表示出站或進路信號機在開放狀態(tài)。(2)無顯示——表示出站或進路信號機在關閉狀態(tài)。Startingandroutecolorl