1、中國(guó)民航大學(xué)碩士學(xué)位論文老齡飛機(jī)結(jié)構(gòu)適航性評(píng)估研究姓名：劉文成申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：飛行器設(shè)計(jì)指導(dǎo)教師：杜洪增20070306中國(guó)民航大學(xué)碩士學(xué)位論文AbstractAtpresentthenumberofagingaircraftincivilaviationofChinaisgettingmoreandmoreByAug302005，thenumberofagingaircattieraircraftsoldover14years

2、isOVer79，andover9％ofailaircattieraircraftsThereliabilityofcomponentsorpartsbeingsensitivetolifewilldescendwithincreasingofservicetimeThefatiguedamageandcorrosiondamageofagingaircraftwillbecomemoreandmoreseriouswithaircra

3、ftagingThefatiguedamageandcorrosiondamageagetheimportantcharactersofagingaircraftTheaviationindustryintheworldisfocusedonairworthinessofagingaircraftTherefore，thattheevaluatingmethods011structuremaintenancemanagementandm

4、aintaintechnologyagestudiedisveryimportanttoke印strueRtreintegrainyandairworthinessofagingaircraftStudyingandanalysingtOthevariousevaluatingtheoriesandmethods，thisarticlesuggeststhatadoptingseriallayeranalysismethodtoasse

5、ssstructuremaintenancemanagementmaintaintechnologyandstructurestatusofagingaircraftThismethodincludes：settingupevaluatingmodelwhichisbasedonhierarchystrucRne，ascertainingindex，ascertainingtheevaluatingguidelinesystemande

6、valuatingcriterionInadditiontoconvenientfortheevaluatingtomaintenancemanagement，maintenancetechnologystructurestatus，asoflwaretotheevaluationofagingaircraftstructureairworthinessiscompiledbyusingObjectPascalanddatabaseAi

7、mingatstructuredefaultandcorrespondingrepairthe“StructureDefect／RepairReport’isdesignedandthesoftware‘‘SlructureDefect／RepairReport’isprogrammedStructuredefeelgrepairinformationCanbesharedOillinebythesoftware，andthesuppo