Detecting and diagnosing faults in dynamic stochastic distributions using a rational B-splines approximation to output PDFs-中国Betway体育网页登陆

摘要 Thispaperpresentsanovelapproachtodetectanddiagnosefaultsinthedynanmicpartofachisofstochasticsys-tems.theSuchagroupofsystemsaresubjectedtoasetofcrispinputsbuttheoutputsconsideredarethemeasurableprobabilitydensityfunctions(PDFs)ofthesystemoutput,ratherthanthiesystemoutputalone.Anewapproximationmodelisdevelopedfortheoutputprobabilitydensityfunctionssothatthedynamicpartofthesystemisdecoupledfrontheoutputprobabilitydensityfunctions.Anonlinearadaptiveobserverisconstructedtodetectanddiagnosethefaultinthedynamicpartofthesystem.Convergencyanalysisisperfomedfortheerrordynamicsraisedfromthefaultdetectionanddiagnosisphaseandanapplicabilitystudyonthedetectionanddiagnosisoftheunexpectedchangesinthe2Dgrmmagedistributionsinapaperformingprocessisincluded.

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Detecting and diagnosing faults in dynamic stochastic distributions using a rational B-splines approximation to output PDFs

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