ansys算極限承載應力的案例
ANSYS求斜拉橋的極限承載力
line,,138
latt,1,11,1
lsel,s,line,,139
latt,1,12,1
lsel,s,line,,140
latt,1,13,1
lsel,s,line,,141
latt,1,14,1
lsel,s,line,,142
latt,1,15,1
lsel,s,line,,143
latt,1,16,1
lsel,s,line,,144
latt,1,17,1
lsel,s,line,,145
latt,1,18,1
lsel,s,line,,146
latt,1,19,1
lsel,s,line,,147
latt,1,20,1
lsel,s,line,,148
latt,1,21,1
lsel,s,line,,149
latt,1,22,1
lsel,s,line,,150
latt,1,23,1
lsel,s,line,,151
latt,1,24,1
lsel,s,line,,152
latt,1,25,1
lsel,s,line,,153
latt,1,26,1
lsel,s,line,,154
latt,1,27,1
lsel,s,line,,155
latt,1,28,1
lsel,s,line,,156
latt,1,29,1
lsel,s,line,,157
latt,1,30,1
allsel
lmesh,all
finish
/solu
SSTIF,ON
nlgeom,on
autots,on
time,100
nsubst,200
autots,off
outres,all,all
solve
finish
/post1
set,last
set,previous
*get,rtime,active,0,set,time
etable,MI,SMISC,2
etable,MJ,SMISC,15
plls,MI,MJ
求解后，所有應力圖均為紅色
展開 ANSYS計算土壤中管道溫度應力算例
* 利用ANSYS計算土壤中管道溫度應力
!* Example for thermal stress of a pipe inside soil with ANSYS
! 作者：陸新征，清華大學土木工程系
! Author: Lu Xinzheng Dept. Civil Engrg. of Tsinghua University
!* Feb, 15, 2006
!*
*SET,R1,5 ! 內徑大小
*SET,R2,6 ! 外徑大小
*SET,L,20 ! 土體計算范圍
/prep7
!* 生成關鍵點模型
k,1001,0,0,
k,1,0,R1,
k,2,0,-R1
k,3,R1,0
k,4,0,-R2
k,5,R2,
k,6,0,R2
k,7,0,-L
k,8,L,-L
k,9,l,0
k,10,L,l
k,11,0,L
!* 生成線段
l,1,6
larc,1,3,1001,R1
larc,3,2,1001,R1
l,2,4
larc,5,4,1001,R2
larc,6,5,1001,R2
l,3,5
l,4,7
l,7,8
l,8,9
l,5,9
l,9,10
l,10,11
l,6,11
al,3,4,5,7
al,1,2,7,6
al,8,9,10,11,5
al,11,12,13,14,6
ET,1,PLANE42
!*
!* 混凝土材料
MPTEMP,,,,,,,,
MPTEMP,1,0
MPDATA,EX,1,,30e9
MPDATA,PRXY,1,,0.2
MPTEMP,,,,,,,,
MPTEMP,1,0
UIMP,1,REFT,,,
MPDATA,ALPX,1,,1e-5 ! 熱膨脹系數
!
展開 