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1、!!!!!!!!I型双块式轨枕模型建立fini/cle/FILNAME,4GP/prep7!!!!!!!!!!!!!!!!!定义轨排混凝土单元（SOLID45)ET,1,SOLID45MP,EX,1,2.06E11MP,PRXY,1,0.3MP,DENS,1,7800MP,ALPX,1,11.8E-6ET,2,beam4MP,EX,2,1.95E11MP,PRXY,2,0.3MP,DENS,2,7850mp,ALPX,2,1.2e-5ET,3,SOLID45MP,EX,3,3.65E10MP,PRXY,3,0.2MP,DENS,3,2500
2、MP,ALPX,3,1.0E-5!钢筋直径D1=12*1e-3D2=10*1e-3D3=7*1e-3PI=3.r,1,0.25*PI*D1**2,PI*D1**4/64,PI*D1**4/64,D1,D1!上弦钢筋r,2,0.25*PI*D2**2,PI*D2**4/64,PI*D2**4/64,D2,D2!下弦钢筋r,3,0.25*PI*D3**2,PI*D3**4/64,PI*D3**4/64,D3,D3!斜拉钢筋!!长宽高lgz=844*1e-3kgz=314*1e-3hgz=174*1e-3Ksx=170*1e-3!上弦钢筋间距kx
3、x=0.062!下线钢筋到上弦z向距离!!!!!!!!!画钢轨!定义关键点坐标k,1,0.108,0.1392,-1k,2,0.110,0.1412,-1k,3,0.109,0.1600,-1k,4,0.099,0.1738,-1k,5,0.083,0.1758,-1k,6,0.073,0.1760,-1k,7,0.063,0.1758,-1k,8,0.048,0.1738,-1k,9,0.038,0.1600,-1k,10,0.037,0.1412,-1k,11,0.038,0.1392,-1k,12,0.056,0.1334,-1k,1
4、3,0.060,0.1297,-1k,14,0.063,0.1203,-1k,15,0.063,0.0396,-1k,16,0.050,0.0226,-1k,17,0.032,0.0166,-1k,18,0.023,0.0148,-1k,19,0.002,0.0124,-1k,20,-0.002,0.0084,-1k,21,-0.002,0.0020,-1k,22,0.000,0.000,-1k,23,0.073,0.000,-1k,24,0.146,0.000,-1k,25,0.148,0.0020,-1k,26,0.148,0.0084
5、,-1k,27,0.145,0.0124,-1k,28,0.123,0.0148,-1k,29,0.115,0.0166,-1k,30,0.097,0.0226,-1k,31,0.084,0.0396,-1k,32,0.084,0.1203,-1k,33,0.087,0.1297,-1k,34,0.091,0.1334,-1!关键点创建曲线BSPLINE,2,3,4,BSPLINE,4,5,6,7,8,BSPLINE,8,9,10BSPLINE,10,11,12,13,BSPLINE,33,34,1,2BSPLINE,13,14,15,16
6、,BSPLINE,30,31,32,33BSPLINE,16,17,18,19BSPLINE,27,28,29,30BSPLINE,19,20,21,22BSPLINE,24,25,26,27BSPLINE,22,23,24BSPLINE,13,33BSPLINE,16,30,!已定义的边界线生成面（封闭）AL,1,2,3,4,5,13AL,6,7,13,14AL,8,9,10,11,12,14cm,GG,AREAAGEN,2,ALL,,,-0.146/2,0.5,,1000CMSEL,S,GGLSLAKSLLADELE,ALLLDELE,
7、ALLKDELE,ALLALLSEL,ALLCM,GG,AREAlsel,none!建立钢筋!上弦补点*do,i,1,13k,100+i,-1.200+0.2*(i-1),0.034,(KGZ-KSX)/2*enddo*do,i,1,13k,200+i,-1.200+0.2*(i-1),0.034,kgz-(KGZ-KSX)/2*enddo!下弦补点*do,i,1,12k,300+i,-1.100+0.2*(i-1),-0.055,(KGZ-KSX)/2-kxx*enddo*do,i,1,12k,400+i,-1.100+0.2*(i-1)
8、,-0.055,(KGZ-KSX)/2+kxx*enddo*do,i,1,12k,500+i,-1.100+0.2*(i-1),-0.055,kgz-(KGZ-KSX)/2-kx
