外压圆筒设计中的弹-塑性失效界限

520032(,200237)ASME-1,ADASME-1,GB150-1998ASME-1ADGB150[1],()GB150,,,,,,GB150-19981GB150-1998GB150-89Do/e10,Do/e10ADB11Do200mm,Do/Di1.7GB150-89Do/e10,,Do/e20Do/e20,AD,:Do/e10,m3.0,GB150-1998,,,,,,,,,ASME-1,nb=5.0,4.0,19993.5;m=4.019773.0,,GB150ASME-1,ASME-1GB150,ASME-1JISCODAP(BS5500,)Do/e10,GB150Do/e10,ASME-1,1020,Do/e20,,,;,,2ASME-1[1],S.,,(640),,,cr;,,,s,AD,,,,ASME-1JISCODAPGB150ASME;AD,ASME-1JISCODAPGB150-892.1()[2],,:(1),(2),E,E,,,Lcr,Lcr,,;,,AD;L/DoDo/e(),GB150-19986-2,(),,ASME-1JISCODAPGB150,,,GB150-19986-36-10,ASME-1JISCODAPGB150;,,,,,,,,,AD[3]JISASME-1[4],11,,P,tg=EP1,tg=Ep,CP1OP2,P2Ep,P2,Ep,m=4.0,12,BA,12cr=12Ecr,B=[P]Doe=2mcr=12Ecr=12EA,BB=[P]Doe[P]ASME-11977,m7200324.03.0,,B=12EA,[P]=BeDo[P]=43BeDo,,,,,,,,ASME-1,A0.010.02,,,[5],A=0.012,,,GB150-19986-2,,Do/e=10,Do/e10,A-BA,,A0.012,Do/e10,Do/e1080,L/Do,A0.1,A0.012,ASME-1:AB,A/,/B;:B2/A=0.010.02,A=0.012,GB150ASME-1,2.2,ASME-1,Do/e10A0.012,,ASME-1,,,,:Do/e=10,m=3.0,Do/e=2,m=2.0,,Do/e=2,,Do/e=102,,Do/e=10,,[1]Do/e=10,[P]1Do2e=s3,Do/e=2,[P]1Do2e=s2,Do/e=102,m32Do/e,ASME-1[P]:[P]1=[2.167Do/e-0.0833]B(1)B,(1),(1)Bs=2B,A-BGB150-89ASME-1A-BB=12EAB=23EA,(1)[P]1=[1.625Do/e-0.0625]B(1),,,ASME-1,[P]2=2oDo/e[1-1Do/e](2)(2),o,,,o=2[]t0.9st[P][P]1[P]2,ASME-1Do/e=10,Do/e10840Do/e10,m=3.0m=3.02.0,,,Do/e10,EpE,,3ADGB150-1998Do/e1020AD,ADAD[6],Do200mm,Do/Di1.2,Do/e10;Do200mm,Do/Di1.7,Do/e4.86(1982B11Do200mm,Do/Di1.7Do/e4.86,,19901998)AD,,3.1,R.V.Mises,u=2Dimax-DiminDimax+Dimin1001.5%,3.0,EB67.23.2,,,,1.5B67.3:(1)AD(),Do/e(2)AD,,EpE,E=,(3)ADDo200mm,Do/Di1.2,Do/e10,ASME-1,(4)AD,m=Pcr[P]=3.0;,m=s[]=1.5,ASME-1m,ASME4ASME-1AD,,GB150-1998Do/e=1020,:s207MPa(GB150-19986-4),150,E=2.0105MPa,s=243MPa,[]=133MPa,ADu1.0%122,A-B,[P]Doe(B),ADo/e292003210402,ASME-1GB150-89OABC,OA,AB,BDo/e=10,A·0.012,BC,CDo/e=4ADOAABC,OA,AA,AD,A,ABCGB150-1998ASME-1GB150-89Do/e=1020,2BK,KLMN[P]1,OAKASME-12:(1)ASME-1JISCODAPGB150-89Do/e=10,OAABBC,(2)AD,OAAC,AA,AD(3)AD[P]ASME-1[P],,,,,ASME-11%,AD1.5%,,AD[P]ASME-1ASME-11,,;AD,AB,,ASME-1(4)GB150-1998,[5],ASME-1,ADB11,GB150-89ASME-1Do/e10,Do/e=1020,2BK,ASME-1,5(1)ASME-1JISCODAPGB150-89Do/e=10,,(),GB150-199820,,,(2)GB150-1998ASME-1,ADB11,ASME-1GB150-89,,(3)ADASME-1m=3.0,GB150-1998Do/e1020,Do/e=2010,3.01,GB150-1998,,199932S.,,,19583,(2),,19954ASME-1,20015,,,200126AD(19821990,1998)3Vol.40No.2AbstractLimitofDividingElasticandPlasticFailureforCylindersSubjectedtoExternalPressureDingBomingEastChinaUniversityofScienceandTechnologyShanghai200237BasedontheprinciplesusedinASMEVIII-1andothercodes,thecomparisonofdesignmethodsforthecylindersub2jectedtoexternalpressureinADcodeandASMEVIII-1wascarriedout.Then,itwaspointedoutthatthemodificationofthelimitfordividingthinandthickwallinGB150-1998wasnotappropriate.Keywords:ASMEVIII-1,AD,GB150,cylindersubjectedtoexternalpressure,methodwithfigures,methodwithequations,elasticfailure,plasticfailure,factorofsafetyAnalysisofInitialReliabilityofSteelPressureVesselswithPressureReliefDeviceLiuXiaoningWuHanVocationalUniversityofIndustryandTrafficWuhan430015Withtheexampleofsteelthinwallcylindersubjectedtoexternalpressure,inwhichcriticalpressureandactualexternalpressurewereconsideredasrandomvariablesandstrength-loadinterferencemodelwasused,theinitialreliabilityofthesteelpressurevesselswithpressurereliefdevicewasanalyzed.Keywords:pressurereliefdevice,steelvesselsubjectedtoexter2nalpressure,initialreliability,strength-loadinterferencemodelDiscussionofFatigueCrackGenerationatWeldingJointinPressureVesselZhaoYafanSanDongInstituteofArchitecturalEngineeringJinan250000SongMingdaSanDongProvinceBoiler&PressureInspectionResearchInstituteJinan250013Thefatiguetestundertheconditionthatthestrainrangewascontrolledfor16MnRsteelweldingjointwascarriedout.Therelationshipofconstantstrainrange-lifewasobtainedandfatiguelifeequationforlowcyclesofweldingjointwasestab2lished.Then,theresultoftestwascomparedtotheresultofthecalculationbyusingthemethodoflocalstressandstrain,whichestablishedthetheoreticalbaseforthepredictionofthefatiguelifeoftheweldingjoint.Keywords:pressurevessel,weldingjoint,fatiguelife,localstressandstrainmethodStructuresandApplicationsofLiquidDistributorandRe-distributorLiuYueqingDesignInstitute,NanjingChemicalPlantNanjing210038Thestructureandcharacteristicsoftheliquiddistributorsaswellasthenecessityofinstallingthebutterliquidre-distrib2utorweredescribedinthisarticle.Theapplicationofthedis2tributorandre-distributorinanilinedistillationtowerwerealsointroduced.Keywords:anilinedistillationtower,liquiddistributor,liquidre-distributor,workingprinciple,characteristics,applicationDesignofQuickCoolerUsedinNitricAcidProducingSystemXuRuiHongzheYingzhuChemicalCo.LtdHongzhe223100Inthisarticle,theproperdesignschemewasintroduced.Whenitisused,thecorrosionoccurredintheequipmentcouldbedecreasedandthelifeoftheequipmentcouldbeprolonged.Keywords:nitricacidproducingsystem,quickcooler,designRelationofSteelTankUsedinPetrochemicalIndustryandBaseLiMaoxingNo.1DesignInstitute,MinistryofChemicalIndustryTianjin300400Thebasecategoriesforsteeltank,therelationshipofth