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1、/FILNAME,Elastic-Plasitc,1/TITLE,Elastic-PlasitcAnalysis!前处理。/PREP7!**定义梁单元189。ET,1,BEAM189!定义单元。!**梁截面1。SECTYPE,1,BEAM,HREC,,0!定义梁截面。SECOFFSET,CENTSECDATA,50,100,6,6,6,6,0,0,0,0!定义梁截面完成。!**定义材料。MPTEMP,,,,,,,,!定义弹塑性材料模型。MPTEMP,1,0MPDATA,EX,1,,2.05e5M
2、PDATA,PRXY,1,,0.3TB,BISO,1,1,2,TBTEMP,0TBDATA,,150,18600,,,,!定义弹塑性材料模型。!**建立几何模型。K,1,,,,K,2,900,K,3,,50LSTR,1,2!**网格划分。FLST,5,1,4,ORDE,1!定义网格密度。FITEM,5,1CM,_Y,LINELSEL,,,,P51XCM,_Y1,LINECMSEL,,_YLESIZE,_Y1,,,50,,,,,1!定义网格密度完成。CM,_Y,LINE!网格划分。LSEL,,,,
3、1CM,_Y1,LINECMSEL,S,_YCMSEL,S,_Y1LATT,1,,1,,3,,1CMSEL,S,_YCMDELE,_YCMDELE,_Y1LMESH,1!网格划分完成。!施加载荷及求解。FINISH/SOL!**施加约束。FLST,2,1,3,ORDE,1!施加约束。FITEM,2,1/GODK,P51X,,,,0,UX,UY,UZ,ROTX,,,FLST,2,1,3,ORDE,1FITEM,2,2/GODK,P51X,,,,0,UY,UZ,ROTX,,,,!施加约束完成。!**
4、加载。FLST,2,50,2,ORDE,2FITEM,2,1FITEM,2,-50SFBEAM,P51X,1,PRES,100,,,,,,LSWRITE,1,!定义载荷步1完成。FLST,2,50,2,ORDE,2!定义载荷步2。FITEM,2,1FITEM,2,-50SFEDELE,P51X,1,PRESLSWRITE,2,!定义载荷步2完成。!设定求解步并求解。LSSOLVE,1,2,1,
