ASQ免费网络研讨会：基于状态的系统维护简介
本帖最后由cyber于2012-4-1113:09编辑本周日，北京时间4月15号上午10点到11点，ASQ可靠性分会将举行本月的免费网络研讨会，主题：基于状态的系统维护简介)。邀请了华人可靠性专家刘潇博士主讲。欢迎大家通过以下链接注册。基于状态的系统维护简介有问题可以和我联系。
TOPIC:IntroductiontoCondition-BasedMaintenance(基于状态的系统维护简介)
PRESENTER:Dr.LiuXiao(刘潇)
Post-Doc,RutgersUniversity
DATE:
BeijingTime:April15,2012;10:00am-11:00AM
USPacificTime:April14,2012;6:00PM–7:00PM
DESCRIPTION:
CommonlyusedmaintenancestrategiesvaryfromsimpleonessuchasCorrectiveMaintenance(CM),whichisperformeduponsystemfailure,toPreventiveMaintenance(PM)wheremaintenanceactionsaretakenatscheduledtimeintervals.Bothstrategies,however,havelimitations.Recentadvancesinsensors,controlsystems,softwareengineering,andcommunicationtechnologyhavepromptedmanufacturerstomovetowardstheconditionmonitoringofsystemhealth.Maintenanceisperformedbasedontheobservedsystemcondition,whichisreferredtoasCondition-BasedMaintenance(CBM).ThispresentationgivesacomprehensiveintroductiontoCBM,andintroducesamethodforCBMschedulingforsystemswithmultiplefailuremodes.Itisobservedinsomeapplicationsthatthehazardratecorrespondingtoeachfailuremodedependsonbothtimeandsystemstate.Thesystemstatestochasticallydegrades,andthedegradationrateisoftenafunctionoftimeandthedegradationlevelatthatparticulartime.Amaintenancealarmisusedtosignalwhenthedegradationreachesathresholdvalue.Anewjointmodelisdevelopedforthestochasticallydependenttime-to-maintenanceduetosystemdegradationandtime-to-failureofdifferentfailuremodes.Themodelisthenutilizedtoobtaintheoptimumthresholdvaluethatmaximizesthesystem’savailabilityoveritslifecycle,or,minimizesthelong-runcostperunittime.Aillustrativeexample,usingreal-lifedatafromareliabilitytestofcommunicationsystems,isprovidedtodemonstratetheapplicationoftheapproach.
PRESENTER:
Dr.Liuisapost-docresearcherworkingwithRutgersUniversity,USA,andQatarUniversity,Qatar.HereceivedhisPh.Ddegree(IndustrialEngineering)in2009fromtheNationalUniversityofSingapore.Beforethat,heobtainedhisB.Eng(MechanicalEngineering)in2004fromHarbinInstituteofTechnology(HIT),China,andspentonesemesteratHongKongUniversityofScienceandTechnology(HKUST)asanexchangestudent.Hisresearchfocusesonreliabilityengineeringandappliedstatistics,andhehaspublishedinpeerreviewedjournalsincludingJournalofQualityTechnology,IEEETransactionsonReliability,etc.HeisthewinneroftheRAMS2011RalphA.Evans/P.K.McElroyAwardforBestPaper. 很不错的交流机会！
明早研讨会的材料。欢迎大家参加！ 支持一下。cyber兄很热心，微博中也让更多的朋友关注。 谢谢了
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