地铁发车倒计时器短暂无显示故障分析

doi:10.3969/j.issn.1672-6073.2011.02.02724220114(210000)(DTI),,1,,,ATSU231.8A1672-6073(2011)02-0109-021(PIS)IP,::LEDDTIProfibus-DPDTI/19,,1(DTI)112LED,5:2009-12-28:2010-02-20:,,,,[e-mail]2LED,(SIC)(ATS),,DTI4(1)DTIDTI,DTIDTI,ATS,Profibus-DPDTIDTI,DTIDTIDTI,DTIRS485,1DTITTL,,DTIDTI,PIIS1DTIAC220VDC+5V,PIIS2DTIAC220VDC+5V22.1(DTI),DTI,DTI,90124220114,DTI2.2DTI,,,,,,,33.1,,,,,,2,,2,,DTIATS,ATSDTI,,DTI,DTIDTI,,DTI,ATSDTI,,,,3.2DTI,DTI,,DTI,DTI,DTI,DTI,DTI3.3,DTIDTIDTIProfibus,,,,5DTI,4DTIprofibus,;,,DTI,,,,,DTI,,,,,5,,,,,,,,DTI,,,DTI,,,,,[1].[G].,2005.[2].[G].,2005.[3].1[G].,2003:10-12.(114)01124220114[4].[J].:,2010(5):465-465.[5],.[J].,2009,22(2):32-34.(:)ImpactofInnovatedPlateTubeEvaporationCondensationTechnologyonSubwayConstructionZhouJun(XianSubwayCorporation,Xian710016)Abstract:Innovatedplatetubeevaporationandcondensationtechnologywasadoptedinsteadofthetraditionalair2cooledwater2cooledcondenser2coolingtowersystem.Byplacinginnovatedplatecondensertubesdirectlyintothechiller,wecandirectlygetclosetothewetbulbtemperatureofthecoolingwatertemperature,andcanalsoavoidtheneedforhigh2powercoolingwatercirculationpumpsandcomplexcoolingsystemsinordertoformtherefrigerationunitofthesystem.Thereupon,alotofcapitalinvestmentandsubsequentoperatingcostswillbesaved,whichareofgreatimportanceforthesubwayconstructionandoperation.Keywords:metro;innovatedevaporationcondenser;chiller;coolingsystem;energy2saving;costs2saving(110)[4].[M].:,2001.[5]SIEMENS.IFSpecificationPIIS&DTI[G].(),2005.(:)AnalysisonDTIShortDisplayFaultsZhangRui(AffiliatedCompanyofOperation,NanjingMetroCompanyLimited,Nanjing210000)Abstract:DTIisoneoftheimportantoperationequipmentworkingforthemetrosefficiency.However,frequentusecauseshighfailurerateofit.AuthorofthepaperanalyzedtheDTIshortdisplayfaultshappeningduringtheoperationofLine1ofNanjingmetro,solvedtheseproblemsbyobservingthephenomenonandassessingthefaultlocations,andputforwardsuggestionsforthelatermaintenanceplans.Keywords:metro;DwellTimeIndicator(DTI);AutomaticTrainSupervision(ATS)subsystem;passengerinformationandindicationsystem;faultanalysis511,2015,2015,2011201511(),33016km,,/km//139.4412411.761359.8514711.3435815.01256813.261711,,42.4321881359.8281391472.8201101631.7101112153.5133330.61404820110310411