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1、连续钢构桥三维仿真分析/filname,rigidbridge,1keyw,pr_struc,1/prep7!定义单元类型et,1,shell63et,2,link8!定义实常数r,1,0.25!顶层与底层r,2,0.6!腹板r,3,1!v形支撑的厚度(1-3shell63)r,4,0.02,-0.005!定义材料属性mp,ex,1,3.25e10!混凝土mp,prxy,1,0.2mp,dens,1,2700mp,ex,2,207e9!钢筋mp,prxy,2,0.3mp,dens,2,7800!建模/view,1,1,
2、1,1!以正等侧方式观看k,1!建立主桥边界面上的关键点k,2,4k,3,10k,4,16k,5,20k,6,24k,7,30k,8,36k,9,40k,10,4,-1.8k,11,10,-1.8k,12,16,-1.8k,13,24,-1.8k,14,30,-1.8k,15,36,-1.8kgen,2,1,15,1,,,-16!建立梁高为1.8m处的关键点kgen,2,1,15,1,,,-85kgen,2,1,15,1,,,-154kgen,2,1,15,1,,,-170k,101,,,-36!建立梁高为3m处的关键
3、点k,102,4,,-36k,103,10,,-36k,104,16,,-36k,105,20,,-36k,106,24,,-36k,107,30,,-36k,108,36,,-36k,109,40,,-36kgen,2,102,104,1,,-3,,8kgen,2,106,108,1,,-3,,7kgen,2,101,115,1,,,-12,15kgen,2,116,130,1,,,-12,15kgen,2,131,145,1,,,-50,15kgen,3,146,160,1,,,-12,15!建立箱形梁的顶层并划分
4、网格*do,i,1,8,1a,i,i+15,i+16,i+1*enddo*do,i,16,23,1a,i,i+85,i+86,i+1*enddo*do,i,101,108,1a,i,i+15,i+16,i+1*enddo*do,i,116,123,1a,i,i+15,i+16,i+1*enddo*do,i,31,38,1a,i,i+100,i+101,i+1*enddo*do,i,31,38,1a,i,i+115,i+116,i+1*enddo*do,i,146,153,1a,i,i+15,i+16,i+1*enddo
5、*do,i,161,168,1a,i,i+15,i+16,i+1*enddo*do,i,46,53,1a,i,i+130,i+131,i+1*enddo*do,i,46,53,1a,i,i+15,i+16,i+1*enddolesize,all,4!设置单元长度为4aatt,1,1,1amesh,all!建立箱形梁的底层并划分网格asel,u,,,allkplot*do,i,10,11,1a,i,i+15,i+16,i+1*enddo*do,i,13,14,1a,i,i+15,i+16,i+1*enddo*do,i,2
6、5,26,1a,i,i+85,i+86,i+1*enddo*do,i,28,29,1a,i,i+85,i+86,i+1*enddo*do,i,110,111,1a,i,i+15,i+16,i+1*enddo*do,i,113,114,1a,i,i+15,i+16,i+1*enddo*do,i,125,126,1a,i,i+15,i+16,i+1*enddo*do,i,128,129,1a,i,i+15,i+16,i+1*enddo*do,i,40,41,1a,i,i+100,i+101,i+1*enddo*do,i,4
7、3,44,1a,i,i+100,i+101,i+1*enddo*do,i,40,41,1a,i,i+115,i+116,i+1*enddo*do,i,43,44,1a,i,i+115,i+116,i+1*enddo*do,i,155,156,1a,i,i+15,i+16,i+1*enddo*do,i,158,159,1a,i,i+15,i+16,i+1*enddo*do,i,170,171,1a,i,i+15,i+16,i+1*enddo*do,i,173,174,1a,i,i+15,i+16,i+1*enddo*do
8、,i,55,56,1a,i,i+130,i+131,i+1*enddo*do,i,58,59,1a,i,i+130,i+131,i+1*enddo*do,i,55,56,1a,i,i+15,i+16,i+1*enddo*do,i,58,59,1a,i,i+15,i+16,i+1*enddolesize,all,4aatt,1,1,
