接近连续式无线机车信号系统研究

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1、分类号UDC注1密级学位论文基于NIOSII的多功能雷达信号产生器的研究与实现(题名和副题名)谢剑(作者姓名)指导教师姓名昌绝逝塾攫(职务、职称、学位、单位名称及地址)申请专业学位级别硕士专业名称信号与信息丝理论文提交日期2QQ215论文答辩日期2QQZ亘学位授予单位和日期电壬科技太堂答辩委员会主席丝至评阅人2007焦注1：注明《国际十进分类法uDc》的类号。北京交通大学工程硕士专业学彼论文关穗谲；鞔遂电路，无线数据逶傣，魏车售号Abstract孙eresearchabouttheapproachcontinuewirelessIocomotivesignalbegun

2、atthebeginningof2001．nIemainaimsarebasedonthefollowingseveralpoints(I)Resolvethequestionoftransmissionofthelocomotivesignalinthealrociousenvironment,disadvantagetosetthetrackcircuit．(2)Convenienttomaintainthesceneofthetrackcircuithavemanyequipmentsandwideexceptionclasses，whi陡aledisadvant

3、agedtomaintain．Afarlls魂thesignalofwirelesslocomotivetheequipmentsarecollatedtogether，whichaleadvantagedtomaintain．(3)Thenecessaryresnltofthenewtechnologydevelopmentwiththerapidevolutionofthetechnologyofcommunicationandcomputer,itispossibletolllake粼ofsafecommunication．Equipmentstotransmit

4、thesignalofsafeinformation．Thosignalofapproachcontinuewirelesslocomotivehasthreetraits：netransmissionmediumdonotrelyOnthetrackcircuitagain,but011thesystemofthewirelesscommunication．Therealeamountsofinformationtomeettheneed．Theclosedloopcontrolhascometrue,whichireprovethereliabilitywithth

5、esetraitsthesignalofwirelesslocomotiveareabletotransmitnotonlythetraditionalinformationofloeomofivesignal．butalsootherinformation(e．g，thelineinformation)neededbytrainattendantwhiche越improvesafetyandsecurityandreduceworkingintension．Itisconvenienttot坯ein$0／11@a“jaswhereputtingthetrackcirc

6、uitinpractice括di伍cult．IfbatchproductionCanbecarriedout．theinvestmentmustbelOWerthanthetraditionIoeomotive．Ininitialstageoftheresearch，thedepartmentconcernedofRailwayMinistryandQinghai—TibetRailwayCorporationhave#yen惜agreatsupport,wehavemadeafeasibleexperimentinHuangyuanstationXinin-Golmu

7、dsectionoftlleQinghai-瓠betline．Theexperimentmainlyaim采theprojectdesign,systemconfigure,thetimeofmeetingallemergencyandtheinterlockere。havegottheaffirmativeresult．Then，underthesubject<>esta