1、西南交通大學(xué)碩士學(xué)位論文分析設(shè)計(jì)法在液化氣體鐵道罐車(chē)中的應(yīng)用姓名：鄭繼承申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：機(jī)械工程指導(dǎo)教師：劉建新20060501西南交通大學(xué)碩士研究生學(xué)位論文IAbstractConventionaldesignstandard，basedonthetheoryofelasticinvalidationrule，deducingcalculatingforI眥1aforengineeringapplication，figurin

2、goutthemaximumkeystress，confiningittotheapprovedValue，setting1imitationstothestrucnlreformonpartofthecontainerwithoutcalculatingpartialstress，isastandardderivedonthebasisofthemaximumkeystresstheoryinelasticinvalidationru

3、leandlong—periodexperienceinpracticeFollowingtheadvancelnentanddevelopmentoftechnology，thespecificationandotherrequirementsforcontaineraregettingsocrucialthatconventionaldesignstandardtakingGBl50steelpressurevesselasarep

4、resentativenolongerfitsther01eWhereasanalyzingdesignstandardJB4732steelpressurevessel——一analyzingdesignstandardadoptedhigherstresslimitation，madeaprecisecalculationofstressoneachpartofthecontainer，demandingmoreonmaterial

5、selection，improvedthemanufacturingstandardandfurtherinsuredsafetyandreliabilityofthecontainerDesignbyanalysishasbeenbroadlyusedinengineeringpracticeinrecentyearsThestrengthcalculationforthedesignofliquefiedgasrailwaytank

6、carhasadoptedGBl50asstandardandlongperiodexperienceinpracticeasbasisfora10ngtimeWhereasduringthefiniteelementcalculation，therealwaysshowsthatpartialstressexceedstheapprovedstresseventheyieldstressInstaticstrengthtestacco

7、rdingtoTB／T1335assessingregulationforrailcarstrengthdesignandtest，wealsofoundexcessinpartialstressButinpracticalrunning，thecasethatcarsbeingdestroyedforexcessinDartialstressisrareAimingattheprobl鋤sdiscussedabove，theartjc

8、leproposedtoadoptdesignbyanalysis，tomakeadetailanalyseandcalcul8tionofpartialstressandtoassesscontainerswithdifferentstressstrengthwithaccordancetodifferentapproVed1imitationinrailwaytankcardesign％eaTtlclema“ananalyseand