下面是一个很简单的例子,计算一根导线周围的磁场,为什么计算的结果根本没有考虑导线下面的钢板呢?
/title,test
/com,
lcoil=100e-3
rcoil=7.5e-3
lplate=200e-3
wplate=150e-3
hplate=20e-3
gapair=2e-3
lair=300e-3
rair=150e-3
fr=5000e-3
js=15e6
/prep7
emunit,mks
et,1,solid117,1
et,2,solid117
et,3,solid117
mp,murx,1,200
mp,rsvx,1,0.18e-6
mp,murx,2,1
mp,murx,3,1
block,-lplate/2,lplate/2,0,wplate,0,hplate
local,11,0,,,hplate+gapair+rcoil,,-90
wpcsys,,11
cylind,0,rcoil,0,lcoil
local,12,0,0,plate/2,hplate+gapair+rcoil,,-90
wpcsys,,12
cylind,0,rair,-lair/2,lair/2
vovlap,all
numcmp,all
vsel,s,volu,,1
vatt,1,,1
vsel,s,volu,,2
vatt,2,,2
vsel,s,volu,,3
vatt,3,,3
vsel,s,volu,,1
lsel,s,line,,4,5
lesize,all,,,30
lsel,s,line,,8
lesize,all,,,20
lsel,s,line,,9
lesize,all,,,5
vsweep,all
vsel,s,volu,,2
lsel,s,line,,13,16
lesize,all,,,4
lsel,s,line,,21
lesize,all,,,10
vsweep,all
vsel,s,volu,,3
smartsize,6
mshape,1,3d
mshkey,0
vmesh,all
finish
/solu
vsel,s,volu,,3
aslv,s
da,all,az,0
antype,harmic
harfrq,fr
eqslv,iccg
vsel,s,volu,,2
eslv,s
bfe,all,js,1,0,js,0,60
esel,all
solve
finish |