资源描述:
《车站信号控制设备故障诊断专家系统的研究与实现 毕业论文外文翻译》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、附录A 外文资料DevelopmentofRailwayStationSignalingControlEquipmentFaultDiagnosisExpertSystemAbstractDevelopmentandimplementationofthestationsignalingcontrolequipmentfaultdiagnosisexpertsystemarestudiedbytheartificialintelligenceandexpertsystemmethods.Onthebasisofthecurrentsituationofstationsignalingcom
2、putermonitoringsystem,theoverallstructureofthestationsignalingequipmentfaultdiagnosisexpertsystemisproposed,whichconsistsoftheknowledgebasesubsystem,machinereasoningsubsystem,integrateddatabasesubsystemandman-machineinterfacingsubsystem.Accordingtothetypesandcharacteristicsoffaultsareestablishedt
3、hefaultmechanismanalysismodelbasedontheprincipleoflogiccircuits,thefaultanalysismodelbasedonactualexpertknowledge,thefaultdiagnosis&trendanalysismodelbasedontheequipmentlifemechanismandthecomplexfaultdiagnosismodelbasedonthedecisiontreelearningalgorithm.Theprototypesystemisdevelopedwiththeobject-
4、orientedstructuralknowledgerepresentationmethodsandtheelementclassificationdevelopmenttechnology,thuslayingafoundationfordevelopmentofthepracticalapplicationsystem.Researchanddevelopmenttoensurethesafetyofrailwaytransportstationsignalequipmentmaintenancesystem.Toensuretrouble-freerailwaystationsi
5、gnalequipmentingoodwork,isourcountryrailwaycurrentlyfacingamajorissue.Toimprovethemaintenancelevelofrailwaysignalsysteminourcountry,startinginthe90s,hasdevelopedtheTJWX-typeIandTJWX-2000typemicrocomputermonitoringsystem.Since2000,mostoftheelectriccentralizedstationbyusingthecomputermonitoringsyst
6、em,realizethereal-timemonitoringforstationsignalequipmentstatus,hasbeenbasicallyachievethegoalofamodernsensortechnology,fieldbus,computernetworkcommunication,databaseandsoftwareengineering,Andthroughthemainsignalmonitoringandrecordingequipmentrunningstatus,graspthecurrentstateoftheequipmentforele
7、ctricitydepartmentandaccidentanalysisprovidesthebasicscientificbasis.Butasaresultofthesystemandthereisnoperfectconditionmonitoringandfaultdiagnosisinabody'scomprehensivefunction,makesalotofcomplicatedequipmentfailurean