《維修原理與ＭＲＢＲ》PPT課件

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1、維修原理及MRBR的制定內(nèi)容提要1.前言2.維修思想的發(fā)展傳統(tǒng)維修思想—預(yù)防為主以可靠性為中心的維修思想（RCM)3.MSG思想MSG-2MSG－3MSG－3概述系統(tǒng)/動(dòng)力裝置分析結(jié)構(gòu)分析區(qū)域分析閃電、高強(qiáng)度輻射場(chǎng)分析程序4.MRBR的制定21前言民用航空器的維修，是保持飛機(jī)持續(xù)適航和航空公司正常運(yùn)行的基本手段維修工作的總目標(biāo)——“安全、可靠、經(jīng)濟(jì)”維修工作的依據(jù)——維修方案制定維修方案的基礎(chǔ)/框架——MRB報(bào)告指導(dǎo)MRB報(bào)告制定的原則——維修思想或維修原理傳統(tǒng)維修思想——“以預(yù)防為主的維修”現(xiàn)代維修思想——“以可靠性為中心的維修”32.維修思想(維修原理)

2、的發(fā)展傳統(tǒng)維修思想預(yù)防為主/定時(shí)AeronauticalBulletin7ESection51930-FirstmaintenanceregulationresultedfromTransportAirlineInspectionService(predecessorofFAA)“Instrumentsandaccessoriesshallbeoverhauledatsuitableintervals…”Remainedthedominantconceptforthenext40years.42.維修思想(維修原理)的發(fā)展理論依據(jù)：故障的發(fā)生、發(fā)展都同時(shí)間有

3、關(guān)任何一個(gè)機(jī)件出了故障都可能直接影響安全通過(guò)多做維修工作可以預(yù)防故障每個(gè)機(jī)件(產(chǎn)品)都存在耗損區(qū)，采用單一的定時(shí)維修方式(翻修和報(bào)廢)可以預(yù)防故障TBTW失效率ⅡⅠⅢλλ(t)使用時(shí)間t說(shuō)明(01)562.維修思想(維修原理)的發(fā)展新技術(shù)/研究：飛機(jī)設(shè)計(jì)技術(shù)(冗余度技術(shù)、破損安全設(shè)計(jì)等)的改進(jìn)，使故障和安全性分離故障率與工齡關(guān)系研究7StudyoffailureratesABCDEF4%2%5%7%14%68%82.維修思想(維修原理)的發(fā)展觀念的轉(zhuǎn)變：MaintenanceisaboutpreservingphysicalassetsMaintenance

4、isaboutpreservingthefunctionsofassetsMostequipmentbecomesmorelikelytofailasitgetsolderMostfailuresarenotmorelikelytooccurasequipmentgetsolderRoutinemaintenanceisaboutpreventingfailuresRoutinemaintenanceisaboutavoiding,reducingoreliminatingtheconsequencesoffailures92.維修思想(維修原理)的發(fā)展以可

5、靠性為中心的維修思想——MSG維修思想InJuly1969theMSG-1process(MSG：MaintenanceSteeringGroup)developedbytheMaintenanceSteeringGroupwasapprovedbytheB747InterairlineConferenceandusedtodeveloptheinitialscheduleB747maintenanceprogram.MSG-2EMSG-2MSG-3及其修訂102.維修思想(維修原理)的發(fā)展MaintenanceEvaluationandProgramDev

6、elopmentMSG-1Preparedby:747MaintenanceSteeringGroupDate:July10,1968Aug.1,1968June1,1969Airline/ManufacturerMaintenanceProgramPlanningDocumentMSG-2Preparedby:R&MSubcommitteeAirTransportAssociationDate:March25,1970Boeing747DouglasDC-10LockheedL-1011AirbusA300B2/B4AS/BAeConcordeVFW614

7、A310/A300-600A319/320/A321A330/A340B757/767/777EuropeanMaintenanceSystemGuideEMSGPreparedby:AssociationofEuropeanAirlinesDate:July1972August1972Sept.1972February1973Airline/ManufacturerMaintenanceProgramDevelopmentDocumentMSG-3Preparedby:MSG-3TaskForceAirTransportAssociationDate:Se

8、ptember30,1980March31,1988