斜拉桥算例47922

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1、斜拉桥的算例47922斜拉桥的算例.txt48微笑，是春天里的一丝新绿，是骄阳下的饿一抹浓荫，是初秋的一缕清风，是严冬的一堆篝火。微笑着去面对吧，你会感到人生是那样温馨。/prep7!*******************定义节点**********************!*********************塔**************************!*******************塔上部*************************do,i,54.5,33.5,-0.5k,110-i*

2、2,-(82.1495+i)/7.403322,i,0*enddo!*******************塔下部************************!*远朝!*上*do,i,33,0,-0.5k,110-i*2,-15.6213*i/33.5,i,7.4839*i/33.5-7.4839*enddo!*下*do,i,-0.5,-2.5,-0.5k,110-i*2,-2.7978*i/6,i,-i/2-7.4839*enddo!*近朝!*上*do,i,33,0,-0.5k,182-i*2,-15.6213*

3、i/33.5,i,-7.4839*i/33.5+7.4839*enddo!*下*do,i,-0.5,-2.5,-0.5k,182-i*2,-2.7978*i/6,i,i/2+7.4839*enddo!*********桥面(配跨为曲线)******k,192,-2,0,-6k,193,0,0,-6k,194,2,0,-6k,195,9,0,-6*do,i,196,205k,i,(i-195)*9+9,0,-6*enddok,206,105,0,-6k,207,-2,0,6k,208,0,0,6k,209,2,0,6k

4、,210,9,0,6*do,i,211,220k,i,(i-210)*9+9,0,6*enddok,221,105,0,6!****************背索锚碇*******************k,222,-31,0,14k,223,-31,0,-14!***********************定义单元**********************!上部塔的截面几何特性*dim,BBS,,43*dim,HHS,,43*dim,SSS,,43*dim,IIYYS,,43*dim,IIZZS,,43*do,i,

5、1,43BBS(i)=1.5*(i-1)/42+3HHS(i)=(i-1)/21+3SSS(i)=BBS(i)*HHS(i)IIzzS(i)=BBS(i)*HHS(i)**3/12IIyyS(i)=HHS(i)*BBS(i)**3/12*enddo!**********平均***********dim,BS,,42*dim,HS,,42*dim,SS,,42*dim,IYYS,,42*dim,IZZS,,42*do,i,1,42hS(i)=(hhS(i)+hhS(i+1))/2bS(i)=(bbS(i)+bbS(i+

6、1))/2SS(i)=(SSS(i)+SSS(i+1))/2IYYS(i)=(IIYYS(i)+IIYYS(i+1))/2IZZS(i)=(IIZZS(i)+IIZZS(i+1))/2*enddo!下部塔的截面几何特性*dim,BBX,,80*dim,HHX,,80*dim,SSX,,80*dim,IIYYX,,80*dim,IIZZX,,80*do,i,1,80BBX(i)=2.5HHX(i)=(i-1)*4.7164/79+5SSX(i)=BBX(i)*HHX(i)IIzzX(i)=BBX(i)*HHX(i)**

7、3/12IIyyX(i)=HHX(i)*BBX(i)**3/12*enddo!**********平均***********dim,BX,,79*dim,HX,,79*dim,SX,,79*dim,IYYX,,79*dim,IZZX,,79*do,i,1,79BX(i)=(BBX(i)+BBX(i+1))/2HX(i)=(HHX(i)+HHX(i+1))/2SX(i)=(SSX(i)+SSX(i+1))/2IYYX(i)=(IIYYX(i)+IIYYX(i+1))/2IZZX(i)=(IIZZX(i)+IIZZX(i

8、+1))/2*enddo!******定义单元类型-1-42---塔上部*******do,i,1,42et,i,beam4mp,ex,i,3.4e10MP,DENS,i,2.5e3mp,prxy,i,0.3r,i,SS(i),IZZS(i),IYYS(i),bS(i),hS(i)*enddo!******定义单元类型-43-115---塔下部