请教：关于建素混凝土柱的例子
本人在做一个小模型，就是模拟素混凝土柱在压力机上进行试验，求得其极限荷载、极限应变等。但是模拟出来后发现不是理想的结果，柱的变形图也不正确。麻烦各位大神帮忙检查一下错误，我认为应该是定义约束和施加荷载时出现了错误本人命令流如下：FINISH/CLEAR
/CONFIG,NRES,2000
/PREP7
!1.定义单元与材料性质
ET,1,SOLID65,,,,,,,1
KEYOPT,1,1,0
KEYOPT,1,7,1
MP,EX,1,9120E6
MP,PRXY,1,0.2
MP,DENS,2200
FC=9.6E6
FT=1.1E6
TB,CONCR,1
TBDATA,,0.5,0.95,FT,-1
TB,KINH,1,,13
TBPT,,0.0002,FC*0.19
TBPT,,0.0004,FC*0.36
TBPT,,0.0006,FC*0.51
TBPT,,0.0008,FC*0.64
TBPT,,0.0010,FC*0.75
TBPT,,0.0012,FC*0.84
TBPT,,0.0014,FC*0.91
TBPT,,0.0016,FC*0.96
TBPT,,0.0018,FC*0.99
TBPT,,0.0020,FC
TBPT,,0.0024,FC
TBPT,,0.0028,FC
TBPT,,0.0032,FC
!2.创建几何模型
R0=0.07
H0=0.21
CYL4,,,R0,,,,H0
WPROTA,,90$VSBW,ALL
WPROTA,,,90$VSBW,ALL
!3.划分混凝土网格
VATT,1,,1$MSHAPE,0,3D$MSHKEY,1
LSEL,S,LOC,Z,0$LESIZE,ALL,,,6
LSEL,S,LENGTH,,H0$LESIZE,ALL,,,8
VMESH,ALL
ALLSEL,ALL
!4.施加荷载和约束
ASEL,S,LOC,Z,210
DA,ALL,ALL
ASEL,S,LOC,Z,0
DA,ALL,UX,UY
ASEL,S,LOC,Z,0
DA,ALL,UZ,0.0007
ALLSEL,ALL
!5.求解控制设置与求解
/SOLU$ANTYPE,0
NSUBST,100$OUTRES,ALL,ALL$AUTOS,ON
NEQIT,50
CNVTOL,F,,0.015
SOLVE
为什么没有人呢…… 自己顶一个先
页:
[1]