ansys模拟连续刚构施工过程+++命令流

fini

/clear

/prep7

/title,theanalysisofganggoubridge

et,1,solid95

et,2,link8

mp,dens,1,2600

mp,ex,1,3.5e10

mp,prxy,1,0.1667

mp,dens,2,7800

mp,ex,2,1.95e11

mp,prxy,2,0.3

!直径15.24mm,标准强度1860MPa，单根张拉控制吨位195.5kN areagjx=1.4e-4

*dim,gjarea,array,4

gjarea(1)=15*areagjx

gjarea(2)=18*areagjx

gjarea(3)=20*areagjx

gjarea(4)=22*areagjx

F=195.5e3!每根钢绞线张拉控制吨位195.5kN E=1.95e11!钢绞线弹模

L=1!每根钢绞线长1m

detL=F*L/(E*areagjx)!每根钢绞线单元的伸长量istrn=detL/(detL+L)!每根钢绞线单元的的拉应变r,2,gjarea(1),istrn!定义各种钢束的实常数

r,3,gjarea(2),istrn

r,4,gjarea(3),istrn

r,5,gjarea(4),istrn

acel,,9.8

!产生关键点

k,2,-2.45,0

k,3,-3.25,0

k,4,-6.0

k,5,-6,-0.18

k,6,-3.25,-0.45

k,7,-2.45,-0.45

k,11,-3.25,-3.9

k,12,-2.45,-3.9

k,13,-2.45,-4.5

k,14,-3.25,-4.5

!进行关键点的对称复制（按抛物线复制以便生成体）ksym,x,2,14,1,100

kgen,2,9,14,1,0,-0.00125*(40-10)*(40-10)+2,10,2000 kgen,2,109,114,1,0,-0.00125*(40-10)*(40-10)+2,10,2000 kgen,2,9,14,1,0,-0.00125*(40-20)*(40-20)+2,20,3000 kgen,2,109,114,1,0,-0.00125*(40-20)*(40-20)+2,20,3000 kgen,2,9,14,1,0,-0.00125*(40-30)*(40-30)+2,30,4000 kgen,2,109,114,1,0,-0.00125*(40-30)*(40-30)+2,30,4000 kgen,2,9,14,1,0,-0.00125*(40-40)*(40-40)+2,40,5000 kgen,2,109,114,1,0,-0.00125*(40-40)*(40-40)+2,40,5000 kgen,2,2,14,1,0,0,1,1000

kgen,2,102,114,1,0,0,1,1000

kgen,2,2,7,1,0,0,10,2000

kgen,2,102,107,1,0,0,10,2000

kgen,2,2,7,1,0,0,20,3000

kgen,2,102,107,1,0,0,20,3000

kgen,2,2,7,1,0,0,30,4000

kgen,2,102,107,1,0,0,30,4000

kgen,2,2,7,1,0,0,40,5000

kgen,2,102,107,1,0,0,40,5000

!进行对称轴的定义

k,100

k,200,1

k,300,0,1,0

!进行拉伸路径的定义

k,400,0,-4.5,0!用来生成墩的拉伸路径

k,500,0,-14.5,0

l,400,500!生成墩的拉伸路径

!定义3个剪切面，用来切分体积产生钢筋的分布平面k,21,-3.75,-0.25,-40

k,22,3.75,-0.25,-40

k,23,3.75,-0.25,40

k,24,-3.75,-0.25,40

k,25,-6,-0.1,-40

k,26,-3.75,-0.25,-40

k,27,-3.75,-0.25,40

k,28,-6,-0.1,40

k,29,6,-0.1,-40

k,30,3.75,-0.25,-40

k,31,3.75,-0.25,40

k,32,6,-0.1,40

a,21,22,23,24!用这3个面切割实体以产生钢束直线

a,25,26,27,28

a,29,30,31,32

*do,i,1000,5000,1000!循环生成各个阶段的小体积

v,2+i-1000,i-1000+7,i-1000+107,i-1000+102,2+i,7+i,107+i,102+i v,2+i-1000,i-1000+3,i-1000+6,i-1000+7,2+i,3+i,6+i,7+i

v,3+i-1000,i-1000+4,i-1000+5,i-1000+6,3+i,4+i,5+i,6+i

v,7+i-1000,i-1000+6,i-1000+11,i-1000+12,7+i,6+i,11+i,12+i

v,11+i-1000,i-1000+14,i-1000+13,i-1000+12,11+i,14+i,13+i,12+i v,12+i-1000,i-1000+13,i-1000+113,i-1000+112,12+i,13+i,113+i,1 12+i

v,100+2+i-1000,100+i-1000+3,100+i-1000+6,100+i-1000+7,100 +2+i,100+3+i,100+6+i,100+7+i

v,100+3+i-1000,100+i-1000+4,100+i-1000+5,100+i-1000+6,100 +3+i,100+4+i,100+5+i,100+6+i

v,100+7+i-1000,100+i-1000+6,100+i-1000+11,100+i-1000+12,1 00+7+i,100+6+i,100+11+i,100+12+i

v,100+11+i-1000,100+i-1000+14,100+i-1000+13,100+i-1000+12 ,100+11+i,100+14+i,100+13+i,100+12+i

*enddo

!实心部分定义!此处将0＃块模拟为实心