基于无线传感器网络的列车运行安全监测系统(I)

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1、西南交通大学硕士学位论文基于无线传感器网络的列车运行安全监测系统姓名：冯艳波申请学位级别：硕士专业：控制理论与控制工程指导教师：陈建政20090301AbstractWiththerapiddevelopmentoftheHi曲一speedrailwayinourcountry,stricterstandardsforsafeoperationoftrainsaredemanded．Real-timemonitoringofthesafeoperationoftrainsstatesshowsgoodpe

2、rformanceinimprovingefficiencyoperationandguaranteeingsafeoperation,withtheimplementationofthe"Condition-basedMaintenance”．Forallthesereasons，itisnecessarytobuildupasystemforguaranteeingsafeoperationoftrainsandfaultdiagnosis．DependingonWirelessSensorNetwo

3、rktechnology,factorwhichhasimpactsonvehicle咖堍safetyison—linemonitored,storedindatabaseanddisplayedthroughinterfaces．Atthesametime，vehicle’Smalfunctionisalerted．Themainpartswhicharemonitoredalevehiclerunninggearsystem,brakingsystem,bearingtemperatureandpow

4、ersupplysystem．TrainoperationsafetymonitoringsystemisbasedontheimitationaltrainintheTrainoperationsafetymonitoringandcontrollaboratory,makinguseoftheRF(radiofrequency)ofCC2430whichisaSoC(System-on—Chip)andtheZigbeestackmadebyTIcompanytorealizethewirelessc

5、oordinatorandnodewhichareusedtoTrainoperationsafetymonitoringsystem．Thispaperstudieswirelesssensornetworkwhichisusedtotrainoperationsafetymonitoringsystem．Themainworksaredescribedindetailsasfollows：1．Introducethepresentconditionoftrainoperationsafetymonit

6、oringinshort，compareseveralwirelessnetworksandchoosewirelesssensornetworktobuildthesystemoftrainoperationsafetymonitoring．2．Doaresearchonthefoundationofthetechniqueforthesystemoftrainsafetymonitoring，includingthewirelesssensornetworkandtheZigbeenetworktec

7、hnology．FollowingthemaintechnicalspecificationsandfunctionalrequirementsoftheSystenl，setuptheoverallsystemmodelanddesignthesystemofoverallprogram．3．Afterintroducingcomponentsofthetrainwhichneedtobemonitoredinbrief；themainworksarefocusonthedesignofmeasurem

8、entcircuitformonitoringandrelatingfaultdiagnosis．4．Afterinstallingthewholesystemontheimitationaltrain,startcommissioningandtestthewholesystem,thenobservethestatusofthevariousworknodesonPCwhichrealizesthereal-timemon