實(shí)時(shí)智能故障診斷系統(tǒng)

1、BeijingI-Innovating Intelligent Technology Co. Ltdttp:/www.i-Real-Time Intelligent Fault Diagnosis SystemContentsWhat Is G2Real-Time Rule EngineHow to Build Based on G2Advantages of Using G2What Is G2 ？G2 is a powerful object-oriented development and deployment Platform for creating an

2、d deploying intelligent real-time applicationsWhat Is G2 and Intelligent SystemA Comprehensive Platform for Creating Intelligent Systems客戶端/服務(wù)器分布式架構(gòu) Object-orientedConcurrent Real-time Execution Open ConnectivityDistributed Processing and Client/Server Interactive GraphicsRulesProcedures and Methods

3、 Structured Natural Language Modeling and Simulation G2 Core TechnologiesALL G2 technologies work together in real timeReal-Time Rule EngineReal-Time Rule EngineRules reason about real-time data and historiesGeneric representation simplifies development “If the status of ANY device is .”G2 engine ca

4、n fire rules in many ways: 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 categoryExecute Operations DecisionsOperations Expert KnowledgeOperations Management AdviceBusiness Policie

5、sReal-Time Operations DataArchived DataReal-Time Rule EngineHow to Build Fault Diagnosis System Based On G2Build-in Modules for Diagnosis SystempOptegrity:Development environment for Model-based fault diagnosispGDA:Development environment for Data-driven fault diagnosispNeurOn-Line: Neural network a

6、pplication toolsG2Optegrity G2 NeurOn-LineG2 PlatformGDAElements Of Diagnosis System In G2 Incoming Events Domain Representation Diagnostic Knowledge (Generic Fault Propagation Models) Diagnostic reasoning (Specific Fault Propagation Model) Diagnostic results, test actions, recovery and mitigation a

7、ctions Representation of expert knowledge Domain MappDomain Map represent physical equipment and abstract entities pDomain Map includes domain object classes and their instances representing the managed entities, their connectivity, containment, and other relationships Representation of expert knowl

8、edge Generic Fault Propagation Model Symptom :High reflectivityDiagnosis :Surface cleanliness is not goodSolution: Strengthen cleaning effortsExpert knowledgepGeneric causal relationships among generic events defined over a set of classes pA generic fault model defines the propagation of failures wi

9、thin its instances and to domain objects of other classes via generic domain relationshipspUpstream propagationpDownstream propagation pGFPMs are created by domain experts at development time Representation of expert knowledge Specific Fault Propagation Model pDescribes the propagation of events wit

10、hin and across specific domain objects pG2 constructs a specific fault propagation model at run time automaticallypSFPM combines the GFPMs and the domain map of the managed system Representation of expert knowledge External Actions pCalled during the diagnostic processpIntegrated knowledge of fault

11、testing and repairingpEach event can be associated with test or repair actionspThe result of test and repair action can update the diagnosis modelpCan arrive at any timepInput manually by OperatorpResult from Diagnostic system itselfpResult from Data analysis and featureIncomings event to Diagnosis

12、System Diagnosis SystemOperatorGDADiagnosis resultArchitecture of Application Development MethodologyIdentify managed objects, class hierarchy, relationshipsIdentify domain expertise: failure modes for managed object classes most frequent/significant system failuresCapture domain representation and diagnostic knowledge (GFPMs)Identify rules for generating SymCure events from raw dataTest and deploy applicationFormulate application specific proceduresWrite action methods, rulesTest GFPMsCloud-computing based S&T SolutionAdvantages Of Using G2 Identify root cause