新型高壓密封結(jié)構(gòu)強(qiáng)度研究.pdf

1、浙江大學(xué)材料與化學(xué)工程學(xué)院碩士學(xué)位論文新型高壓密封結(jié)構(gòu)強(qiáng)度研究姓名：李頻申請學(xué)位級別：碩士專業(yè)：化工過程機(jī)械指導(dǎo)教師：陳志平20070801浙江大學(xué)碩士學(xué)位論文AbstractNewhighpressuresealingconstructionisallinnovationwhichisdesignedbasingonseveralhighpressuresealingconstructionsBasedonstressanalysis

2、，intensityoftheconstructionisstudiedinthisPaperThemainresearchresultsareasfollows：(1)Mechanicalmodelsoftheload—carryingpartsarebuilt，severestressisobtainedbyelasticanalysismethod，simpleandpracticalformulasarederived，thei

3、ntensityoftheconstructionisalsostudied(2)Hydrostatictestiscarriedouton60MPaPressurechamberinwhichnew11i曲一pressuresealingconstructionisusedasthesealingend，stressdistributiononthesurfaceofthesealingconstructioniSmastered，e

4、vennessofmatingsurfaceiSstudied(3)IntegralfiniteelementmodelisbuiltcontactelementiSusedtosimulatethecontactbetweenthreeload—carryingparts；stressassessiSbasedonstandardof“designbyanalysis”；stressesobtainedbyFEMandhydrosta

5、tictestarecompared，theresultsindicatestheyareanastomotic(4)Basedoncontactanalysis，10addistributiononcontactsurfaceisstudied；severalloadmodelsareintroduced；thesemodelsarecomparedandanalysizedKeywords：hi曲pressuresealingcon