管壳式换热器管板的有限元分析

,(,310027):,,,,:;;:O242121:A:1001-4837(2004)10-0026-03HeatExchangerTubesheetsStressReseachbyFiniteElementAnalysisHUXi-wen,LINXing-hua(ResearchInstituteofChemicalMechanicEngineeringofZhejiangUniversity,Hangzhou310027,China)Abstract:Undertheoperatingcondition,strengthanalysisofatubeandshellheatexchangerunderpressureandtemperatureloadwasmadebythemethodoffiniteelement.Accordingtothedistributionofthestress,tubesheetswereanalyzedbytheeffectofpressureandtemperatureload.Anditwasanalyzedbytheeffectoftemperatureloadalone.Keywords:finiteelement;heatexchanger;strength1,,GB1511999,,,,,,;,21,11023GB1511999[1],,,62,,12:F,N;Pc,MPa;Ps,MPa;Pt,MPa;ts,;tt,ANSYS,2010[2],,,,,33:500mm;40mm;630mm;:16Mn;:ª2514mm211mm;20;10mm;16MnR:011MPa,125,0125MPa,61,7616kN,5214MPa,44,A,3421295MPa,,,,,=3421295MPa3[]t=564MPa,,,[3];,,,,5,=2071545MPa3[]t=564MPa,4,,,,,722110143,,:,,,,,6756:;[4];7:;,,,,878:,,[5],,,[4]5,,:(1)(),,;(2);(3),(22)82CPVTVol21.No102004EE,(14)7-,,-(1)(4),-,,,--,-,E:[1]StaceyA1WebsterG1A1.DeterminationofResidualStressDistributionsinAutofrettagedTubing[J]1Int1J.Pres.Ves.&Piping,1988,31:205-220.[2]HiliR.TheMathematicalTheoryofPlasticity[M].OxfordUniversityPress,1950.[3],,.[M].,1997.[4]ChenP.C.T.GeneralizedPlane-strainProblemsinanE2lastic-plasticThick-walledCylinder[A].Trans.26thCon2ferenceofArmyMathematicians,1980:265-275.[5]ChenP.C.T.TheBauschingerandHardeningEffectsonResidualStressesinanAutofrettagedThick-walledCylinder[J].Trans.ofASME,1986,125(2):174-182.[6]Lazzarin,P.andLivieri,P..DifferentSolutionforStressandStrainFieldsinAutofrettagedThick-walledCylinders[J].Int.J.PressureVessels&Piping,1997,31:231-238.[7].[J].,2001,18(3):1-6.[8]Livieri,P.andLazzarin,P..AutofrettagedCylindricalVes2selsandBauschingEffect:anAnalyticalFrameforEvaluatingResidualStressDistributions[J].ASMEJ.PressureVesselTechnology,2002,124:38-45.[9],,.(I)[J].,1990,12(1):14-16.[10],.(II)[J].,1995,19(2):78-82.[11],,.[J].,2003,32(5):16-20.[12]X.P.Huang,W.C.Cui:AutofrettageAnalysisofThick-walledCylinderBasedonTensile-compressiveCurveofMaterial[J].KeyEngineeringMaterials,2004,274-276:1035-1040.[13]Parker,A.P..AutofrettageofOpen-endTubes-pres2sures,Stresses,StrainsandCodeComparisons[J].ASMEJ.PressureVesselTechnology,2001,123:1-11.[14]Parker,A.P..Troiano,E.,Underwood,J.H.andMossey,C.,CharacterizationofSteelsUsingaRevisedKinematicHard2eningModelIncorporatingBauschingEffect[J].ASMEJ.PressureVesselTechnology,2003,125:277-281.:2004-09-16:(1963-),,,,:,:(28),:[1]GB1511999,[S].[2].ANSYS6.0[M].:,2002.[3].U[J].,2003,20(1):22-24.[4],.[J].,1998,19(5).[5],,.[J].,2004,31(2).:2004-05-28:2004-09-20:(1978-),,,:22CPVTVol21.No102004