DS型計算機(jī)聯(lián)鎖系統(tǒng)硬件系統(tǒng)構(gòu)成HardwareSy

DS6-60型計算機(jī)聯(lián)鎖系統(tǒng)硬件系統(tǒng)構(gòu)成HardwareSystemCompositionofDS6-60CBI天津鐵道職業(yè)技術(shù)學(xué)院聯(lián)鎖與軌旁信號設(shè)備維護(hù)DS6-60型計算機(jī)聯(lián)鎖系統(tǒng)硬件系統(tǒng)構(gòu)成DS6-60計算機(jī)聯(lián)鎖系統(tǒng)由控顯子系統(tǒng)、聯(lián)鎖子系統(tǒng)、輸入輸出子系統(tǒng)、電務(wù)維修子系統(tǒng)和電源子系統(tǒng)五個部分組成。DS6-60型計算機(jī)聯(lián)鎖系統(tǒng)結(jié)構(gòu)組成如圖DS6-60型計算機(jī)聯(lián)鎖系統(tǒng)硬件系統(tǒng)構(gòu)成TheDS6-60CBIconsistsoffiveparts:thecontrol&displaysubsystem,theinterlockingsubsystem,theI/Osubsystem,theS&Cmaintenancesubsystem,andthepowersubsystem.ThestructureoftheDS6-60CBIisshowninFigureHardwareSystemCompositionofDS6-60CBI（一）控顯子系統(tǒng)控顯子系統(tǒng)是用于站場圖形實(shí)時顯示和車站值班員進(jìn)行操作的設(shè)備?？仫@子系統(tǒng)由控顯主機(jī)、顯示器、鼠標(biāo)及音箱組成?？仫@主機(jī)設(shè)在機(jī)械室，顯示器、鼠標(biāo)及音箱設(shè)在運(yùn)轉(zhuǎn)室控顯子系統(tǒng)接口配線圖DS6-60型計算機(jī)聯(lián)鎖系統(tǒng)硬件系統(tǒng)構(gòu)成1.Control&DisplaySubsystemThecontroldisplaysubsystemisusedforthereal-timedisplayofstationgraphicsandtheoperationofthestationattendant.Thecontrol&displaysubsystemconsistsofacontrol&displayhost,amonitor,amouse，andaspeaker.Themaincontrolunitislocatedinthemachineryroom,andthemonitor,mouse，andspeakersarelocatedinthetrainoperationoffice.HardwareSystemCompositionofDS6-60CBI（二）聯(lián)鎖子系統(tǒng)聯(lián)鎖機(jī)通過光纖與輸入子系統(tǒng)連接，接收輸入子系統(tǒng)采集的現(xiàn)場信號設(shè)備狀態(tài)；通過光纖與控顯機(jī)連接，接收控顯機(jī)下發(fā)的控制臺操作命令，根據(jù)按鈕命令進(jìn)行聯(lián)鎖運(yùn)算，產(chǎn)生輸出命令；通過光纖與輸出子系統(tǒng)連接，發(fā)送輸出命令到輸出子系統(tǒng)，由輸出子系統(tǒng)驅(qū)動繼電器動作，實(shí)現(xiàn)對道岔和信號機(jī)的控制。聯(lián)鎖子系統(tǒng)由聯(lián)鎖I系機(jī)籠、聯(lián)鎖II系機(jī)籠組成。聯(lián)鎖雙系的工作方式為并行主從系統(tǒng)，根據(jù)開機(jī)順序，首先投入運(yùn)行的為主系，后投入的為從系。在運(yùn)行中，從系與主系保持同步，如果其中一系發(fā)生故障，按故障程度不同降級為待機(jī)或退出運(yùn)行，另一系自動升為主系，維持系統(tǒng)控制功能。標(biāo)準(zhǔn)配置聯(lián)鎖邏輯部機(jī)籠前視圖DS6-60型計算機(jī)聯(lián)鎖系統(tǒng)硬件系統(tǒng)構(gòu)成

2.InterlockingSubsystemTheinterlockingcomputerconnectedtotheinputsubsystemviaopticalfibertoreceivethestatusoftheon-sitesignalequipmentcollectedbytheinputsubsystem.Connectedtothecontrol&displaycomputerviaopticalfiber,itreceivesthecontrolconsoleoperationcommandsfromthecontrol&displaycomputer,performsinterlockingcalculationsaccordingtothebuttoncommands，andgeneratesoutputcommands;connectedtotheoutputsubsystemviaopticalfiber,itsendsoutputcommandstotheoutputsubsystem,whichdrivestherelaystorealizethecontrolofturnoutsandsignal.TheinterlockingsubsystemconsistsofaninterlockingSeriesIcageandaninterlockingSeriesIIcage.Theinterlockingtwinsystemsoperateasaparallelmaster-slavesystem,withthemastersystembeingputintooperationfirstandtheslavesystembeingputintooperationsecondaccordingtothestart-upsequence.Inoperation,theslavesystemissynchronizedwiththemastersystemandifoneofthesystemsfaultsoccurs,itisdegradedtostandbyorwithdrawnfromoperationdependingonthedegreeoffault,andtheothersystemisautomaticallyupgradedtomastertomaintainthesystemcontrolfunction.HardwareSystemCompositionofDS6-60CBI1.聯(lián)鎖邏輯部底板（CIL--N2220）聯(lián)鎖子系統(tǒng)的總線背板，聯(lián)鎖部所有可插拔板控制板，都通過CIL－N2220聯(lián)鎖邏輯部總線底板連接起來。2.聯(lián)鎖邏輯部前插電源板（CIL--F2010）邏輯部機(jī)籠內(nèi)的前插電源板內(nèi)部設(shè)置了24VDC/5VDC轉(zhuǎn)換電路，將系統(tǒng)提供的+24V電源轉(zhuǎn)換成+5V，提供給邏輯部的各個電路插板。3.聯(lián)鎖邏輯部CPU板（CIL--F2230）聯(lián)鎖邏輯部CPU板是一個具有二取二結(jié)構(gòu)的故障—安全處理單元，主要實(shí)現(xiàn)聯(lián)鎖運(yùn)算功能、二取二比較功能、與外圍板卡通信功能。聯(lián)鎖邏輯部CPU板包含有兩個獨(dú)立的CPU單元，通過設(shè)在兩個CPU單元間DPRAM實(shí)現(xiàn)兩個CPU單元的數(shù)據(jù)交換和比較。兩個CPU單元同時運(yùn)行聯(lián)鎖程序，利用外部提供的同步時鐘源提供的中斷，使兩個CPU能夠保持同步；兩者的運(yùn)算結(jié)果通過DPRAM做比較，比較一致時輸出數(shù)據(jù)，完成二取二安全控制功能。4.聯(lián)鎖邏輯部雙系通信接口板（CIL--F2241）聯(lián)鎖邏輯部雙系通信板完成聯(lián)鎖雙系間通信的功能，它將一個系CPU模塊通信數(shù)據(jù)轉(zhuǎn)發(fā)給另一系CPU模塊。該板采用前、后插板設(shè)計，前插板完成VME總線接口及邏輯功能，后插板完成光纖收發(fā)驅(qū)動電路及光纖連接功能。DS6-60型計算機(jī)聯(lián)鎖系統(tǒng)硬件系統(tǒng)構(gòu)成1.BottomBoardofInterlockingLogicSection(CIL--N2220)TheCIL-N2220interlockinglogicsectionbuslinebottomboardisthebuslinebottomboardfortheinterlockingsubsystem.AllpluggableboardsintheinterlockingsectionareconnectedviatheCIL-N2220interlockinglogicsectionbuslinebottomboard.2.FrontPlugPowerStripofInterlockingLogicSection(CIL--F2010)A24VDC/5VDCconvertercircuitisprovidedinsidethefrontplugpowerstripinthelogicsectioncomputercagetoconvertthesystemsupplied+24Vpowerto+5Vforeachcircuitboardinthelogicsection.3.CPUBoardofInterlockingLogicSection(CIL--F2230)TheCPUboardoftheinterlockinglogicsectionisafault-safeprocessingunitwitha2-vote-2structure,whichperformsinterlockingcomputingfunctions,2-vote-2comparisonfunctions，andcommunicationfunctionswithperipheralboards.TheCPUboardoftheinterlockinglogicsectioncontainstwoindependentCPUunitsandtheexchangeandcomparisonofdatabetweenthetwoCPUunitsareachievedbymeansofaDPRAMlocatedbetweenthetwoCPUunits.TwoCPUunitsoperatinginterlockingprogramssimultaneously,usinginterruptsprovidedbyanexternallyprovidedsynchronousclocksourcetoenablethetwoCPUstoremainsynchronized.TheresultsoftwooperationsarecomparedbyDPRAMandthedataisoutputwhenthecomparisonisconsistent,completingthe2-vote-2safetycontrolfunction.4.DualCommunicationInterfaceBoardofInterlockingLogicSection(CIL--F2241)ThedualcommunicationboardofinterlockinglogicsectionperformsthefunctionofcommunicatingbetweentheinterlockingdualsystemsbyforwardingcommunicationdatafromonesystemCPUmoduletotheother.Theboardisdesignedwithbothfrontandbackplugs,withthefrontplugcompletingtheVMEbuslineinterfaceandlogicfunctions,andthebackplugcompletingtheopticalfibertransceiverdrivercircuitandopticalfiberconnectionfunctions.HardwareSystemCompositionofDS6-60CBI5.聯(lián)鎖邏輯部ARCNET通信接口板（CIL--F2242）聯(lián)鎖子系統(tǒng)與MMI子系統(tǒng)通信通過ARCNET通信實(shí)現(xiàn)。聯(lián)鎖邏輯部ARCNET通信采用前、后插設(shè)計，前插板完成VME總線接口及本板核心邏輯功能，后插板完成光纖收發(fā)驅(qū)動電路及光纖連接功能。6.聯(lián)鎖邏輯部I/O通信接口板（CIL--F2244）聯(lián)鎖子系統(tǒng)與本地I/O層或遠(yuǎn)程I/O層通信由邏輯部I/O通信模塊實(shí)現(xiàn)，I/O通信模塊設(shè)計為智能模塊，完成應(yīng)用數(shù)據(jù)包的發(fā)送和接收，減輕CPU的工作負(fù)擔(dān)。7.聯(lián)鎖邏輯部以太網(wǎng)通信接口板（CIL--F2246）CIL-F2246聯(lián)鎖邏輯部以太網(wǎng)通信板完成以太網(wǎng)通信的功能，從而實(shí)現(xiàn)DS6-60計算機(jī)聯(lián)鎖系統(tǒng)與外部設(shè)備間的連接。該板采用前、后插板設(shè)計，前插板完成VME總線接口及本板核心功能，后插板僅包括網(wǎng)絡(luò)隔離器件以及以太網(wǎng)外部物理接口。8.聯(lián)鎖邏輯部CAN通信接口板（CIL--F2243）CAN通信板是聯(lián)鎖系統(tǒng)對外的一個接口，使系統(tǒng)能夠和其他具有CAN接口的智能設(shè)備進(jìn)行數(shù)據(jù)交換。該板采用前、后插板設(shè)計，前插板完成VME總線接口、數(shù)據(jù)交換邏輯功能和各種狀態(tài)指示；后插板作為CAN通信端子板，完成端口電氣隔離和收發(fā)驅(qū)動電路。即前插板完成所有的邏輯功能，后插板僅僅作為收發(fā)端子板完成收發(fā)接口電路。DS6-60型計算機(jī)聯(lián)鎖系統(tǒng)硬件系統(tǒng)構(gòu)成5.ARCNETCommunicationInterfaceBoardofInterlockingLogicSection(CIL--F2242)TheinterlockingsubsystemcommunicateswiththeMMIsubsystemviaARCNETcommunication.TheARCNETcommunicationoftheinterlockinglogicsectionisdesignedwithafrontandbackplug,thefrontplugcompletestheVMEbuslineinterfaceandthecorelogicfunctionsoftheboard,thebackplugcompletestheopticalfibertransceiverdrivercircuitandtheopticalfiberconnectionfunctions.6.I/OCommunicationInterfaceBoardofInterlockingLogicSection(CIL--F2244)CommunicationbetweentheinterlockingsubsystemandthelocalI/OlayerortheremoteI/OlayerisimplementedbytheI/Ocommunicationmoduleofthelogicsection.TheI/Ocommunicationmoduleisdesignedasanintelligentmodule,whichcompletesthesendingandreceivingofapplicationdatapacketsandreducestheworkloadoftheCPU.7.EthernetCommunicationInterfaceBoardofInterlockingLogicSection(CIL--F2246)TheCIL-F2246InterlockingLogicsectionEthernetcommunicationboardperformsthefunctionofEthernetcommunicationtoconnecttheDS6-60CBItoexternaldevices.Theboardisdesignedasafrontandbackboard,thefrontboardcompletestheVMEbusinterfaceandthecorefunctionsoftheboard,thebackboardonlycontainsthenetworkisolationdevicesandtheexternalphysicalinterfaceforEthernet.8.CANCommunicationInterfaceBoardofInterlockingLogicSection(CIL--F2243)TheCANcommunicationboardistheexternalinterfaceoftheinterlockingsystemandenablesthesystemtoexchangedatawithotherintelligentdevicesthathaveaCANinterface.ThefrontboardprovidestheVMEbuslineinterface,dataexchangelogicfunctionsandvariousstatusindications;thebackboardactsasaCANcommunicationterminalboard,providingelectricalisolationoftheportsandtransceiverdrivercircuitry.Inotherwords,thefrontboardperformsallthelogicfunctionsandthebackboardonlyactsasatransceiverterminalboardforthetransceiverinterfacecircuit.HardwareSystemCompositionofDS6-60CBI9.聯(lián)鎖邏輯部RS422/485通信接口板（CIL--F2245）聯(lián)鎖子系統(tǒng)與外部RS422/485模塊間的通信由本RS422/485通信板實(shí)現(xiàn)，RS422/485通信模塊設(shè)計為智能模塊，完成數(shù)據(jù)的發(fā)送和接收。該板采用前、后插板設(shè)計。前插板是RS422/485通信接口板，完成VME總線接口、本板核心邏輯功能和狀態(tài)指示燈；后插板RS422/485通信端子板，完成通信收發(fā)驅(qū)動電路及端子引線功能。（三）輸入輸出子系統(tǒng)1.輸出子系統(tǒng)輸出子系統(tǒng)由I系輸出機(jī)籠、II系輸出機(jī)籠和輸出浪涌防護(hù)單元機(jī)籠組成。輸出機(jī)籠由輸出底板、I/O部電源板、I/O部CPU板、若干塊輸出接口板、與輸出接口板數(shù)量相同的輸出端子板組成。其中輸出板和輸出端子板的數(shù)量由站場規(guī)模決定，單機(jī)籠最多可插入10塊輸出板。所有模板集中裝配到6U高標(biāo)準(zhǔn)機(jī)籠內(nèi)，并通過機(jī)籠后端無源底板連接而成，與輸出機(jī)籠連接的電纜全部由機(jī)籠后端的輸出端子板引出。DS6-60型計算機(jī)聯(lián)鎖系統(tǒng)硬件系統(tǒng)構(gòu)成9.RS422/485CommunicationInterfaceBoardofInterlockingLogicSection(CIL--F2245)ThecommunicationbetweentheinterlockingsubsystemandtheexternalRS422/485moduleiscarriedoutbytheRS422/485communicationboard,whichisdesignedasanintelligentmoduleforsendingandreceivingdata.Theboardisdesignedwithafrontandbackboard.ThefrontboardistheRS422/485communicationinterfaceboard,whichcompletestheVMEbusinterface,thecorelogicfunctionsoftheboardandthestatusindicators.ThebackpanelRS422/485communicationterminalboardcompletesthecommunicationtransceiverdrivecircuitandterminalleadfunctions.

3.I/OSubsystem1.OutputSubsystemTheoutputsubsystemconsistsofaSeriesIoutputcomputercage,aSeriesIIoutputcomputercageandanoutputsurgeprotectionunitcomputercage.Theoutputcageconsistsofanoutputbottomboard,apowerstripfortheI/Osection,aCPUboardfortheI/Osection,anumberofoutputinterfaceboardsandthesamenumberofoutputterminalboardsastheoutputinterfaceboards.Thenumberofoutputboardsandoutputterminalboardsisdeterminedbythescaleofthestationandamaximumof10outputboardscanbeinsertedintoasinglecomputercage.Alltemplatesareassembledcentrallyina6Uhighstandardcomputercageandconnectedviaapassivebottomboardatthebackofthecomputercage.Thecablestotheoutputcomputercageareallroutedthroughtheoutputterminalblockatthebackofthecomputercage.ThefrontandbackviewsofthecomputercageareshowninFigureHardwareSystemCompositionofDS6-60CBI（1）輸出機(jī)籠配置說明如下：①機(jī)籠為標(biāo)準(zhǔn)6U機(jī)籠，與19英寸機(jī)柜配裝，機(jī)籠采用總線式結(jié)構(gòu)，各種電路板通過底板總線連接通信，完成信息的采集。②機(jī)籠正面左起依次插入I/O部CPU板、10塊輸出板和I/O部電源板，機(jī)籠后面右起依次插入I/O部通信接口板和10塊輸出端子板。③機(jī)籠輸出底板接口電源插座、邏輯電源插座，將接口電源和邏輯電源引入輸出機(jī)籠。圖中JX2為接口電源插座，JX3為邏輯電源插座。④輸出板將繼電器控制命令的5V信號，通過輸出電路板的動、靜轉(zhuǎn)換，轉(zhuǎn)變?yōu)?4V信號輸出到繼電器線圈；每塊輸出板上有16路輸出。電路板的前端設(shè)有發(fā)光管指示燈，指示每一路電路的工作狀態(tài)。⑤每一塊輸出端子板對應(yīng)其相應(yīng)位置的輸出板。其中：a.T1、T2插座對應(yīng)01-16路輸出；b.當(dāng)端子板作為I系輸出機(jī)籠端子板時，T1端子對應(yīng)輸出浪涌防護(hù)機(jī)籠的浪涌防護(hù)板，T2端子對應(yīng)II系輸出機(jī)籠端子板的T1端子；c.當(dāng)端子板作為II系輸出機(jī)籠端子板時，T1對應(yīng)I系輸出機(jī)籠端子板的T2端子，T2端子對應(yīng)接口架輸出信號。DS6-60型計算機(jī)聯(lián)鎖系統(tǒng)硬件系統(tǒng)構(gòu)成(1)Configurationoftheoutputcomputercageisdescribedasfollows:①Thecomputercageisastandard6Ucage,fittedwitha19"cabinet.Thecomputercagehasabustypestructure,withvariouscircuitboardscommunicatingthroughthebottomboardbuslineconnectiontocompletetheinformationcollection.②InserttheI/OCPUboard,the10outputboardsandtheI/Opowerstripinorderfromtheleftatthefrontofthecomputercage,andtheI/Ocommunicationinterfaceboardandthe10outputterminalboardsinorderfromtherightatthebackofthecomputercage.③Thecomputercageoutputbottomboardinterfacepowersocketandlogicpowersocketbringtheinterfacepowerandlogicpowertotheoutputcomputercage.InthediagramJX2istheinterfacepowersocketandJX3isthelogicpowersocket.HardwareSystemCompositionofDS6-60CBI④Theoutputboardtransformsthe5Vsignalfromtherelaycontrolcommandintoa24Vsignaltotherelaycoilthroughthedynamicandstaticconversionoftheoutputboard;thereare16outputsoneachoutputboard.Thefrontofthecircuitboardisequippedwithlight-emittingtubeindicatorstoindicatetheoperatingstatusofeachcircuit.⑤Eachoutputterminalboardcorrespondstotheoutputboardatitscorrespondingposition.Including:a.SocketsT1,T2correspondingtooutputs01-16;b.WhentheterminalboardisusedastheSeriesIoutputcomputercageterminalboard,terminalT1correspondstothesurgeprotectionboardoftheoutputsurgeprotectioncomputercageandterminalT2correspondstoterminalT1oftheSeriesIIoutputcomputercageterminalboard.c.WhentheterminalboardisusedastheSeriesIIoutputcomputercageterminalboard,T1correspondstotheT2terminaloftheSeriesIoutputcomputercageterminalboardandtheT2terminalcorrespondstotheinterfacerackoutputsignal.HardwareSystemCompositionofDS6-60CBI（2）I/O部輸出機(jī)籠底板I/O部輸出機(jī)籠底板是為I/O部CPU板、各輸出板以及通信板提供總線接口和電源接口。（3）I/O部電源板I/O部機(jī)籠內(nèi)的前插電源板設(shè)置了24VDC/5VDC轉(zhuǎn)換電路，將系統(tǒng)統(tǒng)一提供的24V電源轉(zhuǎn)換成+5V，提供給I/O部的各個電路插板。對輸出子系統(tǒng)而言，還需提供＋5V電源以滿足現(xiàn)場邏輯控制需要。（4）I/O部CPUI/O部CPU板實(shí)現(xiàn)I/O控制的核心運(yùn)算，該模塊通過VME總線底板實(shí)現(xiàn)對本機(jī)籠內(nèi)其它的從設(shè)備的訪問和控制。其主要功能包括輸出板各通道輸出信號的控制、各輸出板故障實(shí)時檢測和輸出機(jī)籠與聯(lián)鎖系的數(shù)據(jù)通信。（5）I/O部數(shù)字量輸出接口板I/O部數(shù)字量輸出接口板是實(shí)現(xiàn)繼電器的安全驅(qū)動。（6）I/O部通信接口板為了方便維護(hù)和調(diào)試，以及運(yùn)行時設(shè)備狀態(tài)顯示，在CIL-B3444I/O部通信接口板的前面板上設(shè)置電源指示燈、信號指示燈。DS6-60型計算機(jī)聯(lián)鎖系統(tǒng)硬件系統(tǒng)構(gòu)成(2)I/OSectionOutputComputerCageBottomBoardTheI/OsectionoutputcomputercagebottomboardprovidesthebuslineinterfaceandpowersupplyinterfacefortheI/OsectionCPUboard,eachoutputboardandthecommunicationboard.(3)I/OSectionPowerstripThefrontpowerstripintheI/Ocomputercageisequippedwitha24VDC/5VDCconvertercircuit,whichconvertsthe24Vpowersuppliedbythesystemto+5VandsuppliesittoeachcircuitboardintheI/Osection.(4)I/OSectionCPUTheCPUboardintheI/OsectioncarriesoutthecoreoperationsforI/OcontrolandthemoduleprovidesaccessandcontrolofotherslavedevicesinthecomputercageviatheVMEbuslinebottomboard.Itsmainfunctionsincludethecontroloftheoutputsignalofeachchanneloftheoutputboard,thereal-timedetectionoffaultsineachoutputboardandthedatacommunicationbetweentheoutputcomputercageandtheinterlockingsystem.(5)DigitalOutputInterfaceBoardofI/OSectionThedigitaloutputinterfaceboardintheI/Osectionisthesafedrivefortherelays.(6)CommunicationInterfaceBoardofI/OSectionInordertofacilitatemaintenanceandadjustment,aswellastodisplaythestatusoftheequipmentduringoperation,powerandsignalindicatorsareprovidedonthefrontboardoftheCIL-B3444I/Osectioncommunicationinterfaceboard.HardwareSystemCompositionofDS6-60CBI2.輸入子系統(tǒng)輸入子系統(tǒng)由輸入I系機(jī)籠、輸入II系機(jī)籠組成，機(jī)籠數(shù)量由站場規(guī)模決定。輸入機(jī)籠由輸入底板、I/O部電源板、I/O部CPU板、若干塊輸入接口板、與輸入接口板數(shù)量相同的輸入端子板組成。其中輸入板和輸入端子板的數(shù)量由站場規(guī)模所決定，單機(jī)籠最多可插入10塊輸入板。所有模板集中裝配到6U高標(biāo)準(zhǔn)機(jī)籠內(nèi)，并通過機(jī)籠后端無源底板連接而成，與輸入機(jī)籠連接的電纜全部由機(jī)籠后端的輸入端子板引出（1)輸入機(jī)籠配置如下：①機(jī)籠為標(biāo)準(zhǔn)6U機(jī)籠，與19英寸機(jī)柜配裝，機(jī)籠采用總線式結(jié)構(gòu)，各種電路板通過底板總線連接通信，完成信息的采集。②機(jī)籠正面左起依次插入I/O部CPU板、10塊輸入板和I/O部電源板，機(jī)籠后面右起依次插入I/O部通信接口板和10塊輸入端子板。③機(jī)籠輸入底板設(shè)有接口電源插座、邏輯電源插座，將接口電源和邏輯電源引入輸入機(jī)籠。圖中JX2為接口電源插座，JX3為邏輯電源插座。④本系統(tǒng)設(shè)計使用光電隔離輸入板。輸入板將繼電器接點(diǎn)輸入的24V信號轉(zhuǎn)變?yōu)?V信號輸入計算機(jī)；每塊輸入板上有64路輸入，電路板的前端設(shè)有發(fā)光管指示燈，指示每一路電路的工作狀態(tài)。⑤每一塊輸入端子板對應(yīng)其相應(yīng)位置的輸入板DS6-60型計算機(jī)聯(lián)鎖系統(tǒng)硬件系統(tǒng)構(gòu)成2.InputSubsystemTheinputsubsystemconsistsofaninputSeriesIandaninputSeriesIIcomputercage,thenumberofwhichisdeterminedbythescaleofthestation.Theinputcomputercageconsistsofaninputbottomboard,apowerstripfortheI/Osection,aCPUboardfortheI/Osection,severalinputinterfaceboardsandthesamenumberofinputterminalboardsastheinputinterfaceboards.Thenumberofinputboardsandinputterminalboardsisdeterminedbythescaleofthestation,uptoamaximumof10inputboardscanbeinsertedintoasinglecomputercage.Alltemplatesareassembledtogetherina6Uhighstandardcomputercageandconnectedbyapassivebottomboardatthebackofthecomputercage,withthecablestotheinputcomputercageallleadingfromtheinputterminalboardatthebackofthecomputercage.ThefrontandbackviewsofthecomputercageareshowninFigure(1)ConfigurationoftheInputComputerCageisasfollows:①Thecomputercageisastandard6Ucage,fittedwitha19"cabinet.Thecomputercagehasabustypestructure,withvariouscircuitboardscommunicatingthroughthebottomboardbuslineconnectiontocompletetheinformationcollection.②InserttheI/OCPUboard,the10outputboardsandtheI/Opowerstripinorderfromtheleftatthefrontofthecomputercage,andtheI/Ocommunicationinterfaceboardandthe10inputterminalboardsinorderfromtherightatthebackofthecomputercage.HardwareSystemCompositionofDS6-60CBI③Thecomputercageinputbottomboardinterfacepowersocketandlogicpowersocketbringtheinterfacepowerandlogicpowertotheinputcomputercage.InthediagramJX2istheinterfacepowersocketandJX3isthelogicpowersocket.④Thesystemisdesignedtouseanopticalisolatedinputboard.Theinputboardconvertsthe24Vsignalfromtherelaycontactinputintoa5Vsignalforinputtothecomputer.Thereare64inputsoneachinputboardandthefrontoftheboardisequippedwithluminoustubeindicatorstoindicatetheoperatingstatusofeachcircuit.⑤Eachinputterminalboardcorrespondstotheinputboardatitscorrespondingposition.Including:HardwareSystemCompositionofDS6-60CBIa.U1、U2插座對應(yīng)01-32采集，D1、D2插座對應(yīng)33-64采集。b.當(dāng)端子板作為I系輸入機(jī)籠端子板時，U1、D1插座備用，U2、D2對應(yīng)II系輸入機(jī)籠端子板U1、D1。c.當(dāng)端子板作為II系輸入機(jī)籠端子板時，U1、D1插座對應(yīng)I系輸入機(jī)籠端子板U2、D2，U2、D2插座對應(yīng)接口架采集信號。（2）I/O部輸入機(jī)籠底板為I/O部CPU板、各輸入板及通信板提供總線接口和電源接口。（3）I/O部CPU板：輸入機(jī)籠和輸出機(jī)籠相同。（4）I/O部數(shù)字量輸入接口板：實(shí)現(xiàn)繼電器節(jié)點(diǎn)狀態(tài)采集。（5）I/O部電源板：輸入機(jī)籠和輸出機(jī)籠相同。（6）I/O部通信接口板：輸入機(jī)籠和輸出機(jī)籠相同。DS6-60型計算機(jī)聯(lián)鎖系統(tǒng)硬件系統(tǒng)構(gòu)成a.SocketsU1,U2correspondingto01-32acquisitions,andSocketsD1,D2correspondingto33-64acquisitions.b.WhentheterminalboardisusedastheSeriesIinputcomputercageterminalboard,SocketsU1andD1areusedassparesandU2andD2correspondtotheSeriesIIinputcomputercageterminalboardsU1andD1.c.WhentheterminalboardisusedastheSeriesIIinputcomputercageterminalboard,theSocketsU1andD1correspondtotheSeriesIinputcomputercageterminalboardsU2andD2,andtheSocketsU2andD2correspondtotheinterfacerackacquisitionsignals.HardwareSystemCompositionofDS6-60CBI(2)I/OSectionInputComputerCageBottomBoardTheI/OsectioninputcomputercagebottomboardprovidesthebuslineinterfaceandpowersupplyinterfacefortheI/OsectionCPUboard,eachinputboardandthecommunicationboard.(3)I/OSectionCPUTheinputcomputercageandoutputcomputercageusethesameI/OsectionCPUboard.HardwareSystemCompositionofDS6-60CBI(4)DigitalInputInterfaceBoardofI/OSectionThedigitalinputinterfaceboardintheI/Osectionimplementsthestatusacquisitionoftherelaynodes.(5)I/OSectionPowerstripTheinputcomputercageandoutputcomputercageusethesameI/Opowerstrip.(6)CommunicationInterfaceBoardofI/OSectionTheinputcomputercageandtheoutputcomputercageusethesameI/Osectioncommunicationinterfaceboard.（四）電務(wù)維修子系統(tǒng)電務(wù)維護(hù)子系統(tǒng)主要功能包括系統(tǒng)硬件、軟件運(yùn)行狀態(tài)監(jiān)視，以及現(xiàn)場操作和信號設(shè)備動作的記憶、查詢、再現(xiàn)、打印等，為維護(hù)人員提供良好的操作界面，是整個系統(tǒng)維護(hù)的重要設(shè)備。電務(wù)維修子系統(tǒng)設(shè)在機(jī)械室，硬件設(shè)備包括維護(hù)機(jī)、顯示器、鼠標(biāo)和打印機(jī)。維護(hù)機(jī)設(shè)置為單機(jī)，采用高可靠工業(yè)控制計算機(jī)，機(jī)內(nèi)安裝兩塊ARCNET通信網(wǎng)卡(CIL-C1140)，通過光纖分別與聯(lián)鎖I系和II系連接。通過ARCNET網(wǎng)絡(luò)通信，維護(hù)機(jī)從聯(lián)鎖雙系接收值班員操作信息、現(xiàn)場設(shè)備狀態(tài)、系統(tǒng)輸出命令、輸入輸出端口狀態(tài)、系統(tǒng)故障報警信息等，并實(shí)時記錄在數(shù)據(jù)庫中，所有記錄信息可保存1個月以上，供維修人員查詢。電務(wù)維修子系統(tǒng)通過串行通信口或以太網(wǎng)接口可以實(shí)現(xiàn)與微機(jī)監(jiān)測連接。電務(wù)維修子系統(tǒng)通過內(nèi)置Modem和外部電話線與設(shè)計院有限公司維修中心連接，實(shí)現(xiàn)車站計算機(jī)聯(lián)鎖系統(tǒng)的遠(yuǎn)程監(jiān)測和故障診斷，為現(xiàn)場維護(hù)工作提供指導(dǎo)和幫助。DS6-60型計算機(jī)聯(lián)鎖系統(tǒng)硬件系統(tǒng)構(gòu)成

4.S&CMaintenanceSubsystem

ThemainfunctionsoftheS&Cmaintenancesubsystemincludethemonitoringofsystemhardwareandsoftwareoperationstatus,aswellasthememory,query,reproductionandprintingofon-siteoperationsandsignalequipmentmovements,providingagoodoperatinginterfaceformaintenancepersonnelandbeinganimportantdeviceforthemaintenanceofthewholesystem.

TheS&Cmaintenancesubsystemislocatedinthemechanicalroomandthehardwareincludesamaintenancemachine,display,mouseandprinter.Themaintenancemachineissetupasastand-alonemachinewithahighlyreliableindustrial