实时智能故障诊断系统.ppt

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1、实时智能故障诊断系统ContentsWhatIsG2Real-TimeRuleEngineHowtoBuildBasedonG2AdvantagesofUsingG2WhatIsG2？G2isapowerfulobject-orienteddevelopmentanddeploymentPlatformforcreatinganddeployingintelligentreal-timeapplicationsWhatIsG2andIntelligentSystemAComprehensivePlatformforCreatingIntelligentSystems客户端/服务器分布式架构 O

2、bject-orientedConcurrent Real-time Execution OpenConnectivityDistributed Processing and Client/Server InteractiveGraphicsRulesProceduresandMethodsStructuredNaturalLanguageModelingandSimulationG2CoreTechnologiesALLG2technologiesworktogetherinrealtimeReal-TimeRuleEngineReal-TimeRuleEngineRulesreasonab

3、outreal-timedataandhistoriesGenericrepresentationsimplifiesdevelopment“If the status of ANY device is.”G2enginecanfirerulesinmanyways:backward chain to other rules to find values forward chain to rules when values are received scan rules at user-defined rates focus rules on objects focus rules on a

4、categoryExecute Operations DecisionsReasoning EnginesOperations Expert KnowledgeOperations Management AdviceBusiness PoliciesReal-Time Operations DataArchived DataReal-TimeRuleEngineHowtoBuildFaultDiagnosisSystemBasedOnG2Build-inModulesforDiagnosisSystempOptegrity:DevelopmentenvironmentforModel-base

5、dfaultdiagnosispGDA:DevelopmentenvironmentforData-drivenfaultdiagnosispNeurOn-Line:NeuralnetworkapplicationtoolsG2Optegrity G2 NeurOn-LineG2 PlatformElementsOfDiagnosisSystemInG2RepresentationofexpertknowledgeDomainMappDomainMaprepresentphysicalequipmentandabstractentitiespDomainMapincludesdomainobj

6、ectclassesandtheirinstancesrepresentingthemanagedentities,theirconnectivity,containment,andotherrelationshipsRepresentationofexpertknowledgeGenericFaultPropagation ModelSymptom:High reflectivityDiagnosis:Surface cleanliness is not goodSolution:Strengthen cleaning effortsExpertknowledgepGenericcausal

7、relationshipsamonggenericeventsdefinedoverasetofclassespAgenericfaultmodeldefinesthepropagationoffailureswithinitsinstancesandtodomainobjectsofotherclassesviagenericdomainrelationshipspUpstreampropagationpDownstreampropagationpGFPMsarecreatedbydomainexpertsatdevelopmenttimeRepresentationofexpertknow

8、ledgeSpecificFaultPropagation ModelpDescribesthepropagationofeventswithinandacrossspecificdomainobjectspG2constructsaspecificfaultpropagationmodelatruntimeautomaticallypSFPMcombinestheGFPMsandthedomainmapofthemanagedsystemRepresentationofexpertknowledgeExternalActionspCalledduringthediagnosticproces

9、spIntegratedknowledgeoffaulttestingandrepairingpEacheventcanbeassociatedwithtestorrepairactionspTheresultoftestandrepairactioncanupdatethediagnosismodelpCanarriveatanytimepInputmanuallybyOperatorpResultfromDiagnosticsystemitselfpResultfromDataanalysisandfeatureIncomingseventtoDiagnosisSystem Diagnos

10、isSystemOperatorGDADiagnosis resultArchitectureofApplicationDevelopmentMethodologyIdentify managed objects,class hierarchy,relationshipsIdentify domain expertise:failure modes for managed object classes most frequent/significant system failuresCapture domain representation and diagnostic knowledge(G

11、FPMs)Identify rules for generating SymCure events from raw dataTest and deploy applicationFormulate application specific proceduresWrite action methods,rulesTest GFPMsCloud-computingbasedS&TSolutionAdvantagesOfUsingG2IdentifyrootcausesofproblemsAdvantagesInteractivegraphicsformodelingAgile&iterationdevelopmentmethodologyEasymaintenanceandexpansionoftheknowledgebaseBetterdecisionsupport&operatorsupportThankYou！谢谢观赏！2020/11/523