吊耳局部有限元建模技术分析

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SHIPENGINEERINGVol.31Supplement200931,2009,(,430064):.,,,.:;;;:U664.4+3:A:100528354(2009)Z20094204TheanalysisoffiniteelementmodelingonthelocalofatrunnionXIAOWen2yong,SHEKai(ChinaShipDevelopment&DesignCenter,Wuhan430064,China)Abstract:Severalsimplifiedmethodswereproposedtosimulatetheconditionofcontactbetweenaboltandatrunnion.Thesemethodsarecharacterizedwithhighercalculationspeed,moreconciseprocessandsimilaritycalculatedresultcomparedwiththetraditionalcontactcalculationmethod,andcanbeextensivelyappliedinthestrengthcheckingofatrunnion.Keywords:trunnion;bolt;contact;finiteelementstrength:2009202209;:2009206211:(19792),,,,.0,.,,.,.,.,,.,,..,,:[1,2]..,.,;,,,.,.,.11.1,,,..,,,.:1),;2).,49.,,,.,.:1),,,;2),.:22.2,,,.,,2,.2,,,,[3].:=50mm,D=250mm,d=100mm,P=50t.:.,2.,Targe170;,Conta174.0.1,.1,Von2Mises2.,.(Y)3,4.2,Von2Mises28152.3,.4,60120.12Von2Mises341.2,.,,:F=k1sin,k1;.:ni=1Fi=ni=1kisini=P,i;P,k1..595,Von2Mises6.6,Von2Mises20160.56Von2Mises()1.3,.,,:p=k2sin:0pd=P,P,k2.7,Von2Mises8.8,Von2Mises30150.1.4,,.,,.9,Von2Mises10.10,Von2Mises90.78Von2Mises()910Von2Mises()2,1.1,,;69,;.,.357,.1/MPa19322516.6%17011.9%16315.5%/mm0.1080.13020.4%0.11910.2%3328152201603015090:3.3,,,..,.:[1].[J].,2007,36(5):38240.[2].[J].,2004,33(4):49250.[3],.ANSYS10.0[M].:,2006.(70),.8,,,DN32,PN40MPa,.,,40MPa.2.4,.06Cr16Ni5MoHNi5623QAl102321.5TC4TC11.3,.,,.40MPa,,.:[1].[M].:,2002.[2]...[M].:,1992.[3]G.H.PEARSON.ValveDesign[M].London:Mechan2icalEngineeringPublicationLtd.,1990.[4].[J].,2003(5):34236.[5].[J].,2007(1):82283.[6]J.L.().[M].,,,.:1991.[7].[J].,1989(2):11212.[8]Fisher.[Z].3.1999.79

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