1、ansys建模应用实例!-fini/cle!提篮拱桥命令流/prep7/title,the analyse of X-arch bridge!单位：N，m,kg!*!-定义梁端左边截面1-1r,1et,1,82rectng,-1.25,1.25,-1.3,3.1smrtsize,5amesh,allsecwrite,ldbz,sect,1sectype,1,beam,mesh,secoffsect,origin,secread,ldbz,sect,meshasel,allaclear,alladele,all,1!-定义梁端左边截面结束!*!-定义梁端右边截面2-2r,2rectng,-1.2
2、5,1.25,-2.5,2.5smrtsize,5amesh,allsecwrite,ldby,sect,1sectype,2,beam,mesh,secoffsect,cent,secread,ldby,sect,meshasel,allaclear,alladele,all,1 !-定义梁端边右截面结束!*!-定义梁端中截面3-3r,3rectng,-1.25,1.25,-3.1,1.3smrtsize,5amesh,allsecwrite,ldz,sect,1sectype,3,beam,mesh,secoffsect,origin,secread,ldz,sect,meshasel,a
3、llaclear,alladele,all,1!-定义梁端中截面结束!*!-定义跨中左边截面4-4r,4k,1 , -.303067 , -.75 k,2 , -.303067 , -.8 k,3 , -.586045 , -.8 k,4 , -.678495 , -.77735 k,5 , -.750005 , -.71453 k,6 , -.784375 , -.62577 k,7 , -1.25 , 2.2 k,8 , -1.25 , 3.1 k,9 , -.95 , 3.1 k,10 , -.95 , 2.222915 k,11 , -.5178 , -.4 k,12 , .75 ,
4、-.4 k,13 , .95 , .2 k,14 , .95 , 3.1 k,15 , 1.25 , 3.1 k,16 , 1.25 , -.6 k,17 , 1.223205 , -.7 k,18 , 1.15 , -.773205 k,19 , 1.05 , -.8 k,20 , .8 , -.8 k,21 , .8 , -.75 a,1,2,3,4,5,6,7,8,9,10,11,12a,11,12,13,14,15,16,17,18,19,20,21,1allselaadd,allsmrtsize,5amesh,allsecwrite,zzb,sect,1sectype,4,beam,
5、mesh,secoffsect,origin,secread,zzb,sect,meshasel,allaclear,alladele,all,1!-定义梁中左边截面结束!*!-定义跨中中截面5-5r,5k,1 , -0.75 ,-0.15 k,2 , -0.95 ,-0.35 k,3 , -0.95 ,-2.5 k,4 , -1.25 ,-2.5 k,5 , -1.25 ,2.5 k,6 , -0.95 ,2.5 k,7 , -0.95 ,0.35 k,8 , -0.75 ,0.15 k,9 , 0.75 ,0.15 k,10 ,0.95 , 0.75 k,11, 0.95 , 2.5 k,
6、12, 1.25 , 2.5 k,13, 1.25 , -2.5 k,14, 0.95 , -2.5 k,15, 0.95 , -0.75 k,16, 0.75 , -0.15 a,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16smrtsize,5 amesh,all secwrite,zz,sect,1 sectype,5,beam,mesh, secoffsect,origin, secread,zz,sect,mesh asel,all aclear,all adele,all,1 !-定义跨中中截面结束!*!-定义跨中右边截面6-6r,6k,1 , -.3
7、03067 , .75 k,2 , -.303067 , .8 k,3 , -.586045 , .8 k,4 , -.678495 , .77735 k,5 , -.750005 , .71453 k,6 , -.784375 , .62577 k,7 , -1.25 , -2.2 k,8 , -1.25 , -3.1 k,9 , -.95 , -3.1 k,10 , -.95 , -2.22291 k,11 , -.5178 , .4 k,12 , .75 , .4 k,13 , .95 , -.2 k,14 , .95 , -3.1 k,15 , 1.25 , -3.1 k,16 , 1
8、.25 , .6 k,17 , 1.223205 , .7 k,18 , 1.15 , .773205 k,19 , 1.05 , .8 k,20 , .8 , .8 k,21 , .8 , .75 a,1,2,3,4,5,6,7,8,9,10,11,12 a,11,12,13,14,15,16,17,18,19,20,21,1 allsel aadd,all smrtsize,5 amesh,all secwrite,zyb,sect,1 sectype,6,beam,mesh, secoffsect,origin, secread,zyb,sect,mesh asel,all aclear
9、,all adele,all,1 !-定义梁中右边截面结束 !* !-定义横梁截面7-7r,7k,1 ,-.95 ,-.35k,2 ,-.95 ,.35 k,3 ,-.75 ,.15 k,4 ,.75 ,.15 k,5 ,.95 ,.75 k,6 ,.95 ,-.75k,7 ,.75 ,-.15k,8 ,-.75 ,-.15a,1,2,3,4,5,6,7,8 smrtsize,5 amesh,all secwrite,hl,sect,1 sectype,7,beam,mesh, secoffsect,origin, secread,hl,sect,mesh asel,all aclear,al
10、l adele,all,1 !-定义横梁截面结束 !*!-开始定义左侧空心钢管截面8-8r,8k,1, 0.0725855 , -0.4582875 k,2, 1.850425 , -0.1767055 k,3, 1.85293 , -0.1925085 k,4, 0.0750885 , -0.4740905 k,5, -0.0725855, 0.4582875 k,6, 1.705255 , 0.73987 k,7, 1.70275 , 0.75567 k,8, -0.0750885 , 0.4740905 a,1,2,3,4a,5,6,7,8cyl4,0,0,0.6,0.582 cyl4,
11、1.77785,0.2816,0.6,0.582aptn,alladele,5,8,1,1aadd,allsmrtsize,5amesh,allsecwrite,kxggzc,sect,1secoffset,cent, sectype,8,beam,mesh,kxggzc secread,kxggzc,sect,mesh aclear,alladele,all,1!-左侧空心钢管定义结束!-左侧空心钢管定义结束!*!-开始定义右侧空心钢管截面9-9r,9k,1 ,-.0725855 , -.4582875 k,2 ,1.705255 ,-.73987 k,3 ,1.70275 ,-.75567
12、 k,4 ,-.0750885 , -.4740905 k,5 , .0725855 ,.4582875 k,6 , 1.850425 ,.1767055 k,7 ,1.85293 ,.1925085 k,8 ,.0750885 ,.4740905 a,1,2,3,4a,5,6,7,8cyl4,0,0,0.6,0.582 cyl4,1.77785,-0.2816,0.6,0.582aptn,alladele,5,8,1,1aadd,allsmrtsize,5amesh,allsecwrite,kxggyc,sect,1secoffset,cent, sectype,9,beam,mesh,kx
13、ggyc secread,kxggyc,sect,mesh aclear,alladele,all,1!-右侧空心钢管定义结束!*!-开始定义左侧钢管混凝土截面10-10 r,10 k,1,0.0725855 , -0.4582875 k,2, 1.850425 , -0.1767055 k,3, -0.0725855 , 0.4582875 k,4,1.705255 , 0.73987 a,1,3,4,2 cyl4,0 ,0 ,0.582 cyl4,1.77785,0.2816 ,0.582 aptn,all aadd,all smrtsize,5 amesh,all secwrite,zc
14、gghnt,sect,1 secoffset,cent, sectype,10,beam,mesh,zcgghnt secread,zcgghnt,sect,mesh aclear,all adele,all,1 !-左侧钢管混凝土定义结束!* !-开始定义右侧钢管混凝土截面11-11r,11k,1 ,-.0725855,-.4582875 k,2 ,1.705255 ,-.73987 k,3 ,.0725855 ,.4582875 k,4 ,1.850425 ,.1767055 a,1,3,4,2 cyl4 ,0 ,0 ,0.582 cyl4 ,1.77785,-0.2816 ,0.582
15、aptn,all aadd,all smrtsize,5 amesh,all secwrite,ycgghnt,sect,1 secoffset,cent, sectype,11,beam,mesh,ycgghnt secread,ycgghnt,sect,mesh aclear,all adele,all,1 !-右侧钢管混凝土定义结束!*!-开始定义K撑横杆截面12-12r,12k, 1, -0.889 ,0.0005k, 2, -0.889 ,-0.0005k, 3, 0.889 ,0.0005k, 4, 0.889 ,-0.0005a,1,2,4,3cyl4,-0.889,0,0.3,
16、0.288 cyl4,0.889,0,0.3,0.288aptn,alladele,4,5,1smrtsize,5amesh,allsecwrite,kchg,sect,1sectype,12,beam,mesh,secoffsect,origin,secread,kchg,sect,meshaclear,alladele,all,1!-K撑横杆定义结束!*!-开始定义K撑斜杆截面13-13r,13k, 10, -0.939, 0.0005k, 20, -0.939, -0.0005k, 30, 0.939, 0.0005k, 40, 0.939, -0.0005a,10,20,40,30cy
17、l4,-0.939,0,0.25,0.238 cyl4,0.939,0,0.25,0.238aptn,alladele,4,5,1smrtsize,5amesh,allsecwrite,kcxg,sect,1sectype,13,beam,mesh,secoffsect,origin,secread,kcxg,sect,meshaclear,alladele,all,1!-K撑斜杆定!-截面定义完毕!-K撑竖向钢管定义结束!*!*!*!-定义所有材料特性et,1,beam188 !系梁混凝土C50mp,ex,1,3.55e10mp,dens,1,2600mp,prxy,1,0.1667et,2
18、,beam188 !拱混凝土C55mp,ex,2,3.60e10mp,dens,2,2600mp,prxy,2,0.1667et,3,beam188 !拱钢管mp,ex,3,2.1e11mp,dens,3,7850mp,prxy,3,0.3 et,4,link10 !吊杆特性mp,ex,4,2.05e11mp,dens,4,7850mp,prxy,4,0.3 keyopt,4,3,0!*!*!*!开始建立模型!-横梁横梁纵向混凝土定义结束!-0号横梁n,1,0,0,-8.1n,2,0,0,-2.5n,3,0,0,2.5n,4,0,0,8.1type,1real,7mat,1secnum,7e,
19、1,2e,2,3e,3,4!-1号横梁egen,2,100,1,3,1,12,0,0!-2号12号横梁egen,12,100,4,6,1,8,0,0!-13号横梁egen,2,100,37,39,1,12,0,0cm,hlhnt,elemesel,none!-横梁结束!%!-纵梁!-纵梁混凝土!-左侧纵梁n,11,-2,0,-8.1 !x=-2是的节点n,12,-2,0,-2.5n,13,-2,0,2.5n,14,-2,0,8.1ngen,2,20,1,4,1,6,0,0 n,41,114,0,-8.1 !x=114是的节点n,42,114,0,-2.5n,43,114,0,2.5n,44,1
20、14,0,8.1ngen,2,-10,41,44,1,-6,0,0n,5,52.8,0,-8.1 !跨中节点位置，用来加活载n,6,52.8,0,-2.5n,7,52.8,0,2.5n,8,52.8,0,8.1ngen,2,10,5,8,1,0.8,ngen,4,10,15,18,1,1.6,ngen,2,10,45,48,1,0.8,type,1mat,1real,1 secnum,1! -端头左侧边纵梁e,11,1e,1,21e,31,1301e,1301,41real,3 secnum,3! -端头右侧边纵梁e,14,4e,4,24e,34,1304e,1304,44real,2 sec
21、num,2! -端头中纵梁e,12,2e,2,22e,32,1302e,1302,42e,13,3e,3,23e,33,1303e,1303,43!-! -跨中左侧边纵梁real,4 secnum,4e,21 ,100+1*do,i,1,5,1e,100*i+1,100*(i+1)+1*enddoe,601,5*do,i,0,4,1e,5+i*10,5+(i+1)*10*enddoe,55,701*do,i,0,4,1e,100*i+701,100*(i+1)+701*enddoe,1201,31! -跨中右侧边纵梁 real,6 secnum,6 e,24 ,100+4 *do,i,1,5,
22、1 e,100*i+4,100*(i+1)+4 *enddoe,604,8*do,i,0,4,1e,8+i*10,8+(i+1)*10*enddoe,58,704*do,i,0,4,1e,100*i+704,100*(i+1)+704*enddo e,1204,34 ! -跨中中纵梁real,5 secnum,5 e,22 ,100+2 *do,i,1,5,1 e,100*i+2,100*(i+1)+2 *enddo e,602,6*do,i,0,4,1e,6+i*10,6+(i+1)*10*enddoe,56,702*do,i,0,4,1e,100*i+702,100*(i+1)+702*e
23、nddo e,1202,32e,23 ,100+3 *do,i,1,5,1 e,100*i+3,100*(i+1)+3 *enddoe,603,7*do,i,0,4,1e,7+i*10,7+(i+1)*10*enddoe,57,703*do,i,0,4,1e,100*i+703,100*(i+1)+703*enddo e,1203,33cm,zlhnt,elemesel,none!-纵梁定义结束!-!*系梁结束*!-!-拱肋!-n,2000000,0,0,-8.1 !定义一个对称点nwpave,2000000 csys,wpn,101+100000 ,0 ,0 , 0.0000 !拱肋中心节点
24、坐标 n,102+100000 ,2 ,1.6304 , 0.2582 n,103+100000 ,4 ,3.1899 , 0.5052 n,104+100000 ,6 ,4.6800 , 0.7412 n,105+100000 ,8 ,6.1022 , 0.9665 n,106+100000 ,10 ,7.4574 , 1.1811 n,107+100000 ,12 ,8.7468 , 1.3854 n,108+100000 ,13 ,9.3673 , 1.4836 n,109+100000 ,14 ,9.9717 , 1.5794 n,110+100000 ,16 ,11.1328, 1.
25、7633 n,111+100000 ,18 ,12.2313, 1.9373 n,112+100000 ,20 ,13.2681, 2.1015 n,113+100000 ,22 ,14.2440, 2.2560 n,114+100000 ,24 ,15.1598, 2.4011 n,115+100000 ,26 ,16.0164, 2.5367 n,116+100000 ,28 ,16.8143, 2.6631 n,117+100000 ,30 ,17.5544, 2.7803 n,118+100000 ,32 ,18.2372, 2.8885 n,119+100000 ,34 ,18.86
26、33, 2.9876 n,120+100000 ,36 ,19.4332, 3.0779 n,121+100000 ,38 ,19.9474, 3.1593 n,122+100000 ,40 ,20.4063, 3.2320 n,123+100000 ,42 ,20.8103, 3.2960 n,124+100000 ,44 ,21.1598, 3.3514 n,125+100000 ,46 ,21.4550, 3.3981 n,126+100000 ,48 ,21.6962, 3.4363 n,127+100000 ,50 ,21.8836, 3.4660 n,128+100000 ,52 ,22.0173, 3.4872 n,129+100000 ,54 ,22.0975, 3.4999
