潜艇分段板式吊耳强度校核

:16717953(2007)05003803(中国舰船研究设计中心,武汉430064):,,,Ansys,,:;;;:U661.43:AStrengthcalculationandcheckoftheliftinglugonsubmarinesubsectionXIAOWenyong(ChinaShipDesignandResearchCenter,Wuhan430064,China)Abstract:Theforcesoftensile,shearandbendingactingupontheliftinglugintheupperofthesubmarinesubsectioninequipmentliftingprocess,aswellasthedynamicloadcoefficientkwereanalyzed.ThefiniteelementmodeloftheliftinglugwasestablishedinANSYS,andthestresseswerecalculatedtocheckitsstructuralstrength.Theresultscanbereferencedbythedesignofsimilarliftinglugs.Keywords:submarinesubsection;liftinglug;strengthcalculation;FEM:20070416:20070521:(1979-),,,1工程概述280,t:;,;,;,,,,,,,,,,2吊耳设计2.11,,,160t,70,,40tkkk,Lurgi1.2,TP1.3,Tecnimont2.0,k1.2~2.0HG/T21574941.65,k=1.6538365200710SHIP&OCEANENGINEERINGVol.36No.5Oct.2007122.216MnR16Mn,38~50mm,[]L=270MPa,[]L=155MPa[1],E5015G,[]w=140MPa2.32,:=70;L=320mm;B=700mm;=90mm;D=280mm;d=90mm;S=40mm;=0.7;FV=647460N;FH=FVtan20=235656N;FL=FVcos20=689013N;M=FHL=75409920Nmm2.4,[2]2.2.1FL,L(),L=FL(D-d)S=90.7MPaL[]L,(),L=L=90.7MPa[]L,2.2.211N/mm2Q235Q27516Mn3545ZG50Mn2ZG35CrMo35Mn240Cr[]100120140130145190170(235)130(280)(320)[]6575908595150130(180)85(190)(215)[ci]150180210195220280250(345)195(430)(485)[cj]8095110105120155135(190)105(230)(265)[k]120145180150170220190(265)150(330)(375)39:1)1;2);,20%3)1,()25mm,,1:[]cj=110MPa,[]k=180MPa:cj=FLd=85.1,cj[]cj,:k=cjD2+d2D2-d2=104.7,k[]k,2.2.3()A=BS=28000mm2;a=FVA=23.1MPa;a=FHA=8.4MPa;ab=6MSB2=23.1MPa;=(a+ab)2+32a=48.4MPa[]w,2.5Ansys,,33(Solid45),,(),323MPa,,Vonmises200MPa,270MPa,Vonmises44Vonmises3结论,,,1),,2),160t,,100%100%3),,60[1],,,.[M].:,2003.[2].[J].,1999,20(1):811.40