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[求助] 稳态电流场分析,电位云图显示的电位为什么比加载的电位还要大??晕了求指教

/FILNAME,1332.7-2  !定义工作标题
/TITLE,Model 11   !定义文件工作名

KEYW,MAGELC,1    !静电分析
/PREP7
ET,1,PLANE230       !设置单元类型
KEYOPT,1,3,1

!*******设置材料属性********

MP,RSVX,1,1e-7     
MP,RSVX,2,0.1            
MP,RSVX,3,1e8      
MP,RSVX,4,25      

!**************定义参数*************

total_layer_L=1000       !所模拟的总地层长宽
total_layer_W=1530
No_drilling_layer_L=197.3  

drill_stem_thickness=0.0127  
drill_stem_diameter=0.0508   

below_drill_stem_L=2.3        
insulation_part_L=0.4         

wellbore_annulus_size=0.01036
Cannula_length=1200               

Formation_wide=50     !辅助网格地层宽

!**********建立实体模型***********

blc4,,,total_layer_L,total_layer_W,   !建立地层模型

!纵向划分地层
wpro,,,90.000000
wpoff,,,drill_stem_diameter  
ASBW,1  

wpoff,,,drill_stem_thickness
ASBW,2

wpoff,,,wellbore_annulus_size
ASBW,1

wpoff,,,Formation_wide
ASBW,2

WPCSYS, -1, 0  
WPSTYLE,,,,,,,,0  

!横向划分地层
wpro,,-90.000000,!旋转工作平面
wpoff,,,No_drilling_layer_L !移动工作平面

ASEL,S, , ,    3
ASEL,a, , ,    4
ASEL,a, , ,    5
ASEL,a, , ,    6
ASBW,all
ALLSEL,ALL  
APLOT  

wpoff,,,below_drill_stem_L-2
ASEL,S, , ,    7
ASEL,a, , ,    9
ASEL,a, , ,    11
ASBW,all
ALLSEL,ALL  
APLOT  

wpoff,,,2
ASEL,S, , ,    3
ASEL,a, , ,    4
ASEL,a, , ,    5
ASBW,all
ALLSEL,ALL  
APLOT  

wpoff,,,insulation_part_L
ASEL,S, , ,    7
ASEL,a, , ,    11
ASEL,a, , ,    16
ASBW,all
ALLSEL,ALL  
APLOT  

wpoff,,,2
ASEL,S, , ,    3
ASEL,a, , ,    4
ASEL,a, , ,    5
ASBW,all
ALLSEL,ALL  
APLOT  

wpoff,,,1330-Cannula_length-2
ASEL,S, , ,    7
ASEL,a, , ,    11
ASEL,a, , ,    22
ASBW,all
ALLSEL,ALL  
APLOT  

WPCSYS, -1, 0
WPSTYLE,,,,,,,,0  

!布尔操作
ASEL,S, , ,    12
ASEL,a, , ,    13
AADD,all

LSEL,s, , ,       28
LSEL,a, , ,       30
LCOMB,all  

ALLSEL,ALL  
APLOT
   
FLST,2,23,5,ORDE,6  
FITEM,2,1   
FITEM,2,-10
FITEM,2,14  
FITEM,2,-21
FITEM,2,23  
FITEM,2,-27
AGLUE,P51X  

NUMCMP,AREA
NUMCMP,LINE


!*************属性************
!
ASEL,S, , ,    4
ASEL,a, , ,    22
ASEL,a, , ,    19
ASEL,a, , ,    14
ASEL,a, , ,    11
ASEL,a, , ,    5
ASEL,a, , ,    23
ASEL,a, , ,    20
ASEL,a, , ,    18
ASEL,a, , ,    15
ASEL,a, , ,    12
AATT,       1, ,   1,       0,  

ALLSEL,ALL  
APLOT  

!
ASEL,S, , ,    3
ASEL,a, , ,    21
ASEL,a, , ,    13
ASEL,a, , ,    16
ASEL,a, , ,    9
ASEL,a, , ,    6
AATT,       2, ,   1,       0,  

ALLSEL,ALL  
APLOT  

!
ASEL,S , , ,      17
AATT,       3, ,   1,       0,

ALLSEL,ALL  
APLOT

!地层
ASEL,S, , ,    1
ASEL,a, , ,    7
ASEL,a, , ,    2
ASEL,a, , ,    8
ASEL,a, , ,    10
AATT,       4, ,   1,       0,

ALLSEL,ALL  
APLOT  

!*************网格**************
!
lesize,12,,,1
lesize,52,,,1
lesize,46,,,1
lesize,39,,,5
lesize,35,,,5
lesize,16,,,1
lesize,21,,,1


lesize,7,,,12000
lesize,40,,,12000
lesize,56,,,1290
lesize,57,,,1290
lesize,30,,,3
lesize,31,,,3
lesize,48,,,100,8
lesize,50,,,100,8
lesize,33,,,100,0.125
lesize,37,,,100,0.125


MSHAPE,0,2D
MSHKEY,0
ASEL,S, , ,    4
ASEL,a, , ,  22
ASEL,a, , ,  11
AMESH,all
ALLSEL,ALL  
APLOT  

MSHAPE,0,2D
MSHKEY,0
ASEL,S, , ,   19
ASEL,a, , ,  14
AMESH,all
ALLSEL,ALL  
APLOT


!
lesize,43,,,100
lesize,44,,,100

MSHAPE,0,2D
MSHKEY,0
ASEL,S, , ,    17
AMESH,17

ALLSEL,ALL  
APLOT  


!
lesize,9,,,2
lesize,27,,,2
lesize,34,,,2
lesize,13,,,14
lesize,22,,,14
lesize,10,,,2
lesize,19,,,2

lesize,4,,,12000
lesize,55,,,1290
lesize,47,,,100,8
lesize,42,,,100
lesize,25,,,100,0.125
lesize,29,,,3


MSHAPE,0,2D
MSHKEY,0
ASEL,S, , ,  3
ASEL,a, , ,   21
ASEL,a, , ,   16
ASEL,a, , ,  6
AMESH,all
ALLSEL,ALL  
APLOT

MSHAPE,0,2D
MSHKEY,0
ASEL,S, , ,   13
ASEL,a, , ,  9
AMESH,all
ALLSEL,ALL  
APLOT


!
lesize,15,,,1
lesize,54,,,1
lesize,49,,,1
lesize,41,,,4
lesize,36,,,4
lesize,28,,,1
lesize,24,,,1

lesize,53,,,12000
lesize,58,,,1290
lesize,51,,,100,8
lesize,45,,,100
lesize,38,,,100,0.125
lesize,32,,,3

MSHAPE,0,2D
MSHKEY,0
ASEL,S, , ,    5
ASEL,a, , ,    23
ASEL,a, , ,    18
ASEL,a, , ,    12
AMESH,all
ALLSEL,ALL  
APLOT

MSHAPE,0,2D
MSHKEY,0
ASEL,S, , ,   20
ASEL,a, , ,  15
AMESH,all
ALLSEL,ALL  
APLOT


!
lesize,8,,,2
lesize,11,,,1
lesize,14,,,1
lesize,5,,,1973
lesize,6,,,1973
lesize,20,,,1973
lesize,23,,,1973

MSHAPE,0,2D
MSHKEY,0
ASEL,S, , ,    2
ASEL,a, , ,    8
ASEL,a, , ,    10
AMESH,all
ALLSEL,ALL  
APLOT


lesize,18,,,50,50
lesize,17,,,50,50
lesize,26,,,300

MSHAPE,1,2D
MSHKEY,0
ASEL,S, , ,    7
AMESH,7

ALLSEL,ALL  
APLOT


lesize,3,,,80,0.15
lesize,1,,,80,0.15
lesize,2,,,50

MSHAPE,0,2D
MSHKEY,0
ASEL,S, , ,  1
AMESH,1

ALLSEL,ALL  
APLOT


!**********施加电压载荷***********
FINISH  
/SOL
FLST,2,1,4,ORDE,1   
FITEM,2,39
DL,P51X, ,VOLT,6

FLST,2,1,4,ORDE,1   
FITEM,2,35  
DL,P51X, ,VOLT,0

/SOLU
ALLSEL
SOLVE

/POST1
PLNSOL, VOLT,, 0 !查看电势云图
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