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1、Received:31May2017Revised:1March2018Accepted:6March2018DOI:10.1002/acs.2879RESEARCHARTICLEKernelizedrelativeentropyfordirectfaultdetectioninindustrialrotarykilnsAnisHamadouche1AbdelmalekKouadri1AbderazakBensmail1,21SignalsandSystemsLaboratory,InstituteofElectricalEngineeringa
2、ndElectronics,SummaryUniversityM'hamedBougaraofTheobjectiveofthisworkistousea1-dimensionalsignalthatreflectsthedis-Boumerdes,35000Boumerdes,Algeriasimilaritybetweenmultidimensionalprobabilitydensitiesfordetection.With2AinElKebiraCementPlant,SociétédesCimentsdeAinElKébira,1940
3、0AinElthemodifiedKullback-Leiblerdivergence,faultscanbedirectlydetectedwith-Kebira,Algeriaoutanynormalityassumptionorjointmonitoringofrelatedteststatisticsindif-ferentsubspacessuchastheT2andSPEinprincipalcomponentanalysis–basedCorrespondenceAbdelmalekKouadri,SignalsandSystems
4、methods.Torelievethedifficultyassociatedwithasymptotichigh-dimensionalLaboratory,InstituteofElectricaldensityestimates,wehaveestimatedthedensityratioratherthanthedensitiesEngineeringandElectronics,Universitythemselves.ThiscanbedonebyapproximatingthedensityratiowithkernelM'Ham
5、edBougaraofBoumerdes,35000Boumerdes,Algeria;basisfunctionsandlearntheweightsfromtheavailabledata.ThedevelopedorAinElKebiraCementPlant,Sociétéalgorithmisgenericandcanbeappliedtoanyindustrialsystemaslongaspro-desCimentsdeAinElKébira,19400AinElKebira,Algeria.cesshistoricaldatais
6、available.Asacasestudy,weapplythisalgorithmtoarealEmail:ab_kouadri@hotmail.comrotarykilninoperation,whichisanintegralpartofthecementmanufacturingplantofAinElKebira,Algeria.KEYWORDScementrotarykiln,change-pointdetection,densityratio,FDI,kernelmethods,Kullback-Leibler1INTRODUCT
7、IONWiththeincreasinglevelofintegrationandautomationinmodernengineeringsystems,systemdiagnosticsandprocessmonitoringhavebecomecrucialtothegoodperformanceandsecureoperationofindustrialprocesses.Thisistoensureanacceptablelevelofproductqualityandtoachievehighlevelofmachinereliabi
8、lity,maintainability,andprocessoper-ationperformance.Thelastdecadeha
