斜拉桥计算实例详细解析与工程设计应用指导

prep7
/title,the ansyse of xielaqiao
smrtsize_shu=5
et,1,82
!主梁截面1
k,1,0,0
k,2,1.0,0
k,3,1,0.3
k,4,1.5,0.5
k,5,1.5,0.7
k,6,0,0.7
a,1,2,3,4,5,6
smrtsize,7
amesh,all
secwrite,zhl1,sect,,1
sectype,1,beam,mesh,
secoffset,user,0.75,0.35
secread,'zhl1','sect',,mesh
asel,all
aclear,all
adele,all,,,1
!索塔截面1
k,1,0,0
k,2,4,0
k,3,4,2
k,4,0,2
a,1,2,3,4
smrtsize,7
amesh,all
secwrite,st1,sect,,1
sectype,2,beam,mesh,
secoffset,cent
secread,'st1','sect',,mesh
asel,all
aclear,all
adele,all,,,1
!横梁截面1
k,1,0,0
k,2,0.2,-0.2
k,3,0.2,-0.5
k,4,0.5,-0.5
k,5,0.5,-0.2
k,6,0.7,0
k,7,0.7,0.2
k,8,0,0.2
a,1,2,3,4,5,6,7,8
smrtsize,7
amesh,all
secwrite,hl1,sect,,1
sectype,3,beam,mesh,
secoffset,user,0.35,-0.35
secread,'hl1','sect',,mesh
asel,all
aclear,all
adele,all,,,1
!索塔截面2
k,1,
k,2,4,0
k,3,4,0.55
k,4,3.1,0.55
k,5,3.1,1.45
k,6,4,1.45
k,7,4,2
k,8,0,2
k,9,0,1.45
k,10,0.9,1.45
k,11,0.9,0.55
k,12,0,0.55
a,1,2,3,4,5,6,7,8,9,10,11,12
smrtsize,7
amesh,all
secwrite,st2,sect,,1
sectype,4,beam,mesh,
secoffset,cent
secread,'st2','sect',,mesh
asel,all
aclear,all
adele,all,,,1
/view,1,1,1,1
/ang,1
!定义材料属性
et,1,beam188
mp,ex,1,3.25e10
mp,dens,1,2500
mp,prxy,1,0.2
tb,concr,1
tbtemp,0
tbdata,,0.2,0.7,2.39,-1
tb,miso,1,,15
tbpt,,0.0001763,5.73e6
tbpt,,0.0002532,7.8629e6
tbpt,,0.00033,9.9417e6
tbpt,,0.0004069,11.8082e6
tbpt,,0.0004837,13.4439e6
tbpt,,0.0005606,14.8425e6
tbpt,,0.0006374,16.0082e6
tbpt,,0.0007143,16.9532e6
tbpt,,0.0007911,17.6951e6
tbpt,,0.0008679,18.2546e6
tbpt,,0.0009448,18.6536e6
tbpt,,0.001022,18.9139e6
tbpt,,0.001099,19.0564e6
tbpt,,0.001176,19.1e6
tbpt,,0.0033,19.1e6
r,1
n,9000,100,1,-2
n,9001,100,1,2
!斜拉索
et,2,link10
mp,ex,2,1.95e11
mp,dens,2,7800
mp,prxy,2,0.3
xlarea1=0.005087!(180根直径为6的钢筋)
xlarea2=0.004239!(150根直径为6的钢筋)
xlarea3=0.003391!(120根直径为6的钢筋)
r,2,xlarea1,0.0041
et,2,link10
mp,ex,2,1.95e11
mp,dens,2,7800
mp,prxy,2,0.3
r,3,xlarea1,0.0040
et,2,link10
mp,ex,2,1.95e11
mp,dens,2,7800
mp,prxy,2,0.3
r,4,xlarea1,0.0039
et,2,link10
mp,ex,2,1.95e11
mp,dens,2,7800
mp,prxy,2,0.3
r,5,xlarea2,0.0041
et,2,link10
mp,ex,2,1.95e11
mp,dens,2,7800
mp,prxy,2,0.3
r,6,xlarea2,0.0038
et,2,link10
mp,ex,2,1.95e11
mp,dens,2,7800
mp,prxy,2,0.3
r,7,xlarea2,0.0037
et,2,link10
mp,ex,2,1.95e11
mp,dens,2,7800
mp,prxy,2,0.3
r,8,xlarea3,0.0032
et,2,link10
mp,ex,2,1.95e11
mp,dens,2,7800
mp,prxy,2,0.3
r,9,xlarea3,0.00313
et,2,link10
mp,ex,2,1.95e11
mp,dens,2,7800
mp,prxy,2,0.3
r,10,xlarea3,0.0030
et,3,shell43
tb,concr,3
tbtemp,0
tbdata,,0.2,0.7,2.39,-1
tb,miso,1,,15
tbpt,,0.0001763,5.73e6
tbpt,,0.0002532,7.8629e6
tbpt,,0.00033,9.9417e6
tbpt,,0.0004069,11.8082e6
tbpt,,0.0004837,13.4439e6
tbpt,,0.0005606,14.8425e6
tbpt,,0.0006374,16.0082e6
tbpt,,0.0007143,16.9532e6
tbpt,,0.0007911,17.6951e6
tbpt,,0.0008679,18.2546e6
tbpt,,0.0009448,18.6536e6
tbpt,,0.001022,18.9139e6
tbpt,,0.001099,19.0564e6
tbpt,,0.001176,19.1e6
tbpt,,0.0033,19.1e6
mp,ex,3,3.25e10
mp,dens,3,2500
mp,prxy,3,0.2
r,11,0.28
et,3,shell43
mp,ex,3,3.25e10
mp,dens,3,2500
mp,prxy,3,0.2
r,12,0.78
!建立模型
!主梁模型
*do,m,1,185,1
n,m,(m-1)/2,0,-2.25
n,200+m,(m-1)/2,0,2.25
*enddo
type,1
mat,1
real,1
secnum,1
*do,m,1,184,1
e,m,m+1,9000
e,200+m,201+m,9001
*enddo
!索塔模型
n,9002,46,-50,-1
n,9003,46,-50,1
n,400,46,20,-2.25
n,500,46,20,2.25
n,401,46,19,-2.25
n,501,46,19,2.25
*do,m,1,9,1
n,m+400,46,19-(m-1)*1.2,-2.25
n,m+500,46,19-(m-1)*1.2,2.25
*enddo
n,410,46,8,-2.25
n,510,46,8,2.25
*do,m,1,18,1
n,410+m,46,7-(m-1),-2.25
n,510+m,46,7-(m-1),2.25
*enddo
nummrg,all,,,,low !整理
!左塔
type,1
mat,1
real,1
secnum,2
e,400,401,9002
type,1
mat,1
real,1
secnum,4
*do,m,1,8,1
e,400+m,401+m,9002
*enddo
type,1
mat,1
real,1
secnum,2
*do,m,1,8,1
e,408+m,409+m,9002
*enddo
*do,m,11,19,1
e,408+m,409+m,9002
*enddo
e,417,93,9002
e,93,419,9002
!右塔
type,1
mat,1
real,1
secnum,2
e,500,501,9003
type,1
mat,1
real,1
secnum,4
*do,m,1,8,1
e,500+m,501+m,9003
*enddo
type,1
mat,1
real,1
secnum,2
*do,m,1,8,1
e,508+m,509+m,9003
*enddo
*do,m,11,19,1
e,508+m,509+m,9003
*enddo
e,517,293,9003
e,293,519,9003
!横梁模型
n,701,16,0,-1.35
n,702,16,0,-0.45
n,703,16,0,0.45
n,704,16,0,1.35
ngen,11,10,701,704,1,6,0,0
*do,m,1,11,1
n,10000+m,16+(m-1)*6,-1,10
*enddo
type,1
mat,1
real,1
secnum,3
*do,i,1,11,1
*do,m,1,3,1
e,700+m+(i-1)*10,701+m+(i-1)*10,10000+i
*enddo
*enddo
*do,i,1,11,1
e,33+(i-1)*12,701+(i-1)*10,10000+i
e,704+(i-1)*10,233+(i-1)*12,10000+i
*enddo
!桥面板
type,3
mat,3
real,12
*do,i,1,20,1
e,i,i+1,201+i,200+i
*enddo
*do,i,165,184,1
e,i,i+1,201+i,200+i
*enddo
type,3
mat,3
real,11
*do,i,21,164,1
e,i,i+1,201+i,200+i
*enddo
!斜拉索模型
/pnum,area,1
/pnum,node,1
/pnum,line,1
type,2
mat,2
real,2
e,3,401
e,203,501
e,183,401
e,383,501
type,2
mat,2
real,3
e,9,402
e,209,502
e,177,402
e,377,502
type,2
mat,2
real,4
e,15,403
e,215,503
e,171,403
e,371,503
type,2
mat,2
real,5
e,21,404
e,221,504
e,165,404
e,365,504
type,2
mat,2
real,6
e,33,405
e,233,505
e,153,405
e,353,505
type,2
mat,2
real,7
e,45,406
e,245,506
e,141,406
e,341,506
type,2
mat,2
real,8
e,57,407
e,257,507
e,129,407
e,329,507
type,2
mat,2
real,9
e,69,408
e,269,508
e,117,408
e,317,508
type,2
mat,2
real,10
e,81,409
e,281,509
e,105,409
e,305,509
!静力计算