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majx150

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虫号: 1958462
注册: 2012-08-27
专业: 声学

[求助] ansys静电仿真

命令流如下：
/cle
/PREP7
/TITLE,ELECTRIC-TXL

et,1,solid122 !单元类型
mp,perx,1,1.0 ！空气介电常数，材料1产生电场0.2*0.2*0.2
mp,perx,2,11.9 ！硅介电常数

K,1,-0.0012,-0.0012,0.000015
K,2,-0.0012,0.0012,0.000015
K,3, 0.0012,0.0012,0.000015
K,4, 0.0012,-0.0012,0.000015

K,5,-0.0009,-0.0009,0.000015
K,6,-0.0009,0.0009,0.000015
K,7, -0.0005,0.0009,0.000015
K,8, -0.0005,-0.0009,0.000015

K,9,-0.0002,-0.0009,0.000015
K,10,-0.0002,0.0009,0.000015
K,11, 0.0002,0.0009,0.000015
K,12, 0.0002,-0.0009,0.000015

K,13,0.0009,-0.0009,0.000015
K,14,0.0009,0.0009,0.000015
K,15, 0.0005,0.0009,0.000015
K,16, 0.0005,-0.0009,0.000015

A,1,2,3,4
A,5,6,7,8
A,9,10,11,12
A,13,14,15,16

ASBA,1,2
ASBA,5,3
ASBA,1,4

VEXT,2,,,,,0.00004

! 以上是硅结构的几何参数

K,33,-0.1,-0.1,0
K,34,-0.1,0.1,0
K,35,0.1,0.1,0
K,36,0.1,-0.1,0
K,37,-0.1,-0.1,0.2
K,38,-0.1,0.1,0.2
K,39,0.1,0.1,0.2
K,40,0.1,-0.1,0.2
V,33,34,35,36,37,38,39,40
！以上是空气立方体

vatt,1,1,1,1
smrtsize,7
mshape,1,3d
vmesh,2
！划分网格，空气

vatt,2,1,1,1
smrtsize,7
mshape,1,3d
vmesh,1
！划分网格，硅结构
finish

/solu
asel,s,area,,24
da,all,volt,200
asel,s,area,,19
da,all,volt,0
！以上为加载200V电压在空气上，形成1000V/m电场
asel,all

solve

finish

如果我要看内部很小的物体表面电荷分布情况，还应该加载什么条件，求高手指导

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