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1、高速公路隧道力学数值分析/NOPR!菜单过滤设置KEYW,PR_STRUC,1!保留结构分析部分菜单/PREP7!进入前处理器ET,1,BEAM3!设置了梁单元类型，模拟喷射混凝土ET,2,PLANE42!设置平面实体单元类型，模拟围岩KEYOPT,2,3,3!设置平面应变模式R,1,0.15,0.000281,0.15!设置梁单元几何常数MP,EX,1,23E9!输入弹性模量MP,PRXY,1,0.2!输入泊松比MP,DENS,1,2500!输入密度MP,EX,2,8E9!输入弹性模量MP,PRXY,2,0.28!输入泊松比MP,DENS,2,24
2、00!输入密度TB,DP,2!输入DP模型的相应参数TBMODIF,1,1,1.2E6!输入粘聚力TBMODIF,1,2,42!输入内摩擦角MP,EX,3,16E9!以下输入加固圈（锚杆加固范围）参数MP,PRXY,3,0.25MP,DENS,3,2500TB,DP,3TBMODIF,1,1,2.4E6TBMODIF,1,2,50SAVEK,1,21,0,0K,2,15,-1,0K,3,27,-1,0K,4,0,0,0K,5,0,21,0K,6,21,21,0K,7,42,21,0K,8,42,0,0K,9,55,0,0K,10,55,21,0K,1
3、1,55,56,0K,12,0,56,0K,13,21,56,0K,14,42,56,0K,15,55,-14,0K,16,42,-14,0K,17,27,-14,0K,18,0,-14,0K,19,14.9896,6.0104K,20,27.0104,6.0104KSYMM,X,ALL,,,,0,0!对称复制所有关键点NUMMRG,ALL,,,,LOW!合并所有关键点NUMCMP,ALL!压缩所有关键点编号SAVEK,,15,-14K,,-15,-14CIRCLE,1,6CIRCLE,21,6CIRCLE,21,8.5CIRCLE,1,8.5LDE
4、LE,3,4,1,1LDELE,7,8,1,1LDELE,11,12,1,1LDELE,15,16,1,1NUMMRG,ALL,,,,LOWNUMCMP,ALLSAVE!创建将要划分六段的线L,31,30L,30,12L,12,13L,13,14L,29,28L,31,25L,30,24L,12,5L,13,6L,14,7L,11,10L,25,24L,24,5L,5,6L,6,7L,28,27L,25,26L,25,36L,24,46L,43,21L,35,5L,5,4L,5,19L,6,49L,40,1L,20,7L,7,8L,9,10L,8,4
5、8L,4,50L,4,45L,31,30L,26,47L,27,32L,26,33L,4,18L,8,16L,9,15!创建将要划分三段的线L,29,31L,14,11L,28,25L,7,10L,27,26L,8,9L,33,32L,15,16!绘制将要划分五段的线L,23,34L,22,38L,2,37L,3,17!绘制将要划分二段的线L,44,47L,43,46L,42,45L,50,41L,40,49L,39,48!绘制将要划分一段的线L,8,48L,4,50L,4,45L,39,3!绘制将要划分十二段的线L,44,21L,21,42L,41
6、,1L,1,39!绘制将要划分二十四段的线L,22,23L,34,38L,2,3L,37,17!绘制将要划分八段的线L,33,34L,38,18L,18,37L,17,16SAVE!通过线创建面AL,22,23,35,37,7,8,38,30LSEL,S,LINE,,31,38,7LSEL,A,LINE,,8ASBL,1,ALLLSEL,S,LINE,,31,34,3LSEL,A,LINE,,7,81,74ASBL,3,ALLALLSEL,ALLAL,20,21,30,39,5,6,40,25LSEL,S,LINE,,26,40,14LSEL,A,L
7、INE,,6ASBL,3,ALLLSEL,S,LINE,,26,29,3L,39,3LSEL,A,LINE,,5,83,78ASBL,6,ALLNUMMRG,ALL,,,,LOWNUMCMP,ALLSAVEALLSEL,ALLAL,2,32,69AL,32,70,1AL,79,80,61,2,60AL,61,81,7,62,1AL,37,60,65,55,77,42AL,69,70,66,73,65AL,73,56,74,55AL,62,36,43,78,56,66AL,50,44,52,43AL,48,35,50,34AL,46,18,48,17A
8、L,11,17,22,16AL,10,16,21,15AL,9,15,20,14AL,8,14,19,13A
