振動(dòng)試驗(yàn)夾具的動(dòng)態(tài)設(shè)計(jì)及管理系統(tǒng)的開發(fā)研究.pdf

1、浙江大學(xué)航空航天學(xué)院碩士學(xué)位論文振動(dòng)試驗(yàn)夾具的動(dòng)態(tài)設(shè)計(jì)及管理系統(tǒng)的開發(fā)研究姓名：何石磊申請學(xué)位級(jí)別：碩士專業(yè)：工程力學(xué)指導(dǎo)教師：劉欣黃志龍20080515浙江大學(xué)碩士學(xué)位論文ABSTRACTABSTRACTStructuredynamicdesignisakindofdevelopingtechnique，whichisabundantincontent，referredtomanysubjectssuchasmethodandtech

2、nologyofmodemdynamicanalysis，computertechnique，theoryofstructuredynamicdesignofproduct，designmethodandSOonThisthesismostlydesignandanalysefourtypicalclampsforvibrationtestsbasedondynamictheoryfoundation，theresultsofmodea

3、nalysisoffourkindsoftypicalclampsforvibrationtestsindicate：ratioofstiffnessaffectthefrequencyofthestructureWithsmartsize6andsweepwhicharemeshplot—methodinANSYS，thethesiscompareswiththevaluesoftenmodesoftheL—clamp，studies

4、thetheresultsofthemode—analysiswhicharemadebydifferentsoftwaresWiththecombinationsofL—clamp(Tclamp)andcabinetasaresearchobject，thisthesisalsoputtsforwardsomemethodhowtoconnecttheclampandthecabinet，afterdealingwiththeload

5、ofthecircumstancewithunitarymechod，thethesismakestransient—analyses；afterinflictingenvironmentloadintheconstraints，makesresponseanalysisonthetwostructuresTransientanalysisandspectrumanalysisindicate：twomethodofanalysisha

6、vealittledifferenceintheresponsesofthestructures，butbothareeffectivemeasureindynamicanalysisThisthesisfocusesonanalysisofsensitivityandoptimizeddesigningwiththeparametersofmaterialandscalesTheresultsofanalysisofsensitivi

7、tyindicate：reasonablechoosingmaterialisnecessarybeforedesigningandproducingAftertheanalysisofsensitivityoptimizeddesigningismadeforLclampwhichbasedonANSYSThentheparametersofthefinitemodearemodifiedThecalculativeresultsof

8、themodewhichhavebeingmodifiedindicate：optimizeddesigningimprovesthedynamictraitsofthestructure，reducesthequalitySamplingismade塒tllAPDLinANSYSforexperimentation，thisthesisalsobringsforwardonewayofdealingwiththesamplesinor

9、dertogaintheunitarysamples；meanwhile，setsupBP(BackPropagation)neuralnetworkmodel，whichismattingforoptimizeddesigningdeeplyInwhatfollows，thethesisconductsaresearchonthedevelopmentofamanagementsystemofclampsforvibrationtes