关于静电场分析，电压分布怎么会这样呢？

robbot1980

想要分析焊点中的电场分布情况，以下是我的命令流。因为涉及到多层结构，所以建模罗嗦了点。希望高手能给出指点。


/prep7
ET,1,SOLID98
MP,EX,1,,169e3  
MP,PRXY,1,,0.22
MP,ALPX,1,,2.9e-6   
MP,KXX,1,,150e6
MP,RSVX,1,,2.3e-8  

SPH4,0,0,1e-4   
WPSTYLE,,,,,,,,0
wpro,,-30.000000,   
wpro,,-30.000000,   
wpro,,-30.000000,   
wpro,,-30.000000,   
wpro,,30.000000,
CSYS,0  
WPAVE,0,0,0
CSYS,0  
WPAVE,0,0,0
CSYS,5
CYLIND,5e-5, ,8.66e-5,9.66e-5,0,360,  
CYLIND,7e-5, ,-7.5e-5,-9.5e-5,0,360,  
VOVLAP,all
vdele,4,7,1,1
vdele,9,10,1,1
CYLIND,5e-5, ,8.66e-5,9.66e-5,0,360,
CYLIND,7e-5, ,-7.5e-5,-9.5e-5,0,360,  
CYLIND,5e-5, ,9.66e-5,9.86e-5,0,360,
BLOCK,-4.5e-5,-1e-4,-1e-5,1e-5,9.66e-5,9.86e-5,  
BLOCK,-6e-5,-1.6e-4,-1e-5,1e-5,-7.5e-5,-9.5e-5,  
NUMCMP,VOLU
VOVLAP,3,4
VOVLAP,2,5
vdele,8,10,1,1
vdele,4,,,1
CYLIND,7e-5, ,-7.5e-5,-9.5e-5,0,360,
CYLIND,5e-5, ,9.66e-5,9.86e-5,0,360,
vglue,all

NUMCMP,NODE
NUMCMP,ELEM
NUMCMP,LINE
NUMCMP,AREA
NUMCMP,VOLU

MSHAPE,1,3D
MSHKEY,0
vmesh,all

DA,10,volt,5
DA,6,volt,0

DA,10,TEMP,30
DA,6,TEMP,30

/solu
solv

robbot1980

大家帮我看看吧，郁闷了很久

robbot1980

6500532，欢迎大家