动载荷作用下的结构动力响应分析.docx

文档介绍：在动载荷作用下的结构动力响应分析一、,宽120;顶距地面180E=200GPa,v=,p=7800kg/m3A=100kg,w=20π 二、,1,BEAM188mp,ex,1,200e9mp,nuxy,1,,dens,1,7800!截面1sectype,1,beam,Isecoffset,centsecdata,,,,,,!截面2sectype,2,beam,Isecoffset,centsecdata,,,,,,!截面3sectype,3,beam,HRECsecoffset,centsecdata,,,,,,,通过由下向上建模即由关键点到线。k,1,k,2,,3,,,,4,,,,5,,,6,,,7,,,,8,,,,1,5l,2,6l,3,7l,4,8k,9,,,,9,5l,9,6l,9,7l,9,8l,5,8l,8,7l,7,6l,6,,并进行网格划分lsel,s,,,1,4,1lplotlesize,all,,1lmesh,alllsel,s,,,9,12lplotlesize,all,,2lmesh,alllsel,s,,,5,8,1lplotlesize,all,,3lmesh,=0位置的关键点,将四个角全部约束。allsel,all,all ksel,s,loc,y,0dk,all,allallsel,all,,设置时间载荷步和输出相关选项。/soluantype,4outres,all,allTRNOPT,FULLTIME,,,,。(1)在ansys主菜单选Parameters-Funtion-Define/Edit