这是我算的温度场，模型是五层结构的钢包，每层材料的物性参数不同，五层材料VGLUE起来，设置环境温度30摄氏度，包内壁温度1000摄氏度，时间1，载荷步0.1，KBC,0.然后再相应位置加载对流换热系数，但出来这样一个结果，这肯定不对，我用这个模型做稳态分析时结果算出来较合理，但同样的模型做瞬态分析为什么就出不来合理的结果呢？这个图，感觉好像是包体各层节点没有耦合起来，导致热流量无法传递。请各位大神帮我看看，谢谢。
以下是模型命令流：
/filename,kaobao_analysis
/title,Gang_bao_model
/prep7
!Baobichicun
r1=1.647
r2=1.816
r3=1.921
r4=1.926
r5=1.946
r6=1.979
h0=0.106
h6=4.285
h7=3.075
h8=2.375
l1=0.466
l2=0.360
l3=0.070
l4=0.070
d1=0.460/2
d2=0.400/2
d3=0.330/2
d4=0.390/2
!Baobichicun
t1=0.170
t2=0.105
t3=0.005
t4=0.020
t5=0.032
!Baodichicun
h1=0.240
h2=0.155
h3=0.005
h4=0.020
h5=0.050
et,1,solid70
!gong_zuo
mptemp,1,20,400,800,1200
mpdata,kxx,1,1,1.15,1.3,1.51,1.6
mptemp,1,20,400,800,1200
mpdata,c,1,1,800,900,1020,1200
mp,alpx,1,8.5e-6
mp,dens,1,2.95e3
mp,ex,1,6.3e9
mp,prxy,1,0.21
!yong_jiu
mpdata,kxx,2,1,0.5,0.63,0.75,0.9
mpdata,c,2,1,610,750,1175,1320
mp,alpx,2,5.8e-6
mp,dens,2,2.8e3
mp,ex,2,5.7e9
mp,prxy,2,0.21
!nei_tong
mpdata,kxx,3,1,54,42,31,30
mpdata,c,3,1,400,420,510,600
mp,alpx,3,5.8e-6
mp,dens,3,7.8e3
mp,ex,3,2.06e11
mp,prxy,3,0.3
!na_mi
mpdata,kxx,4,1,0.2,0.28,0.38,0.41
mpdata,c,4,1,1000,1100,1350,1400
mp,alpx,4,1.2e-6
mp,dens,4,0.4e3
mp,ex,4,2e9
mp,prxy,4,0.01
!bao_ke
mpdata,kxx,5,1,54,42,31,30
mpdata,c,5,1,400,420,510,600
mp,alpx,5,5.8e-6
mp,dens,5,7.8e3
mp,ex,5,2.1e11
mp,prxy,5,0.26
!shang_gu_ban
wpoffs,0,0,h7
csys,4
k,1,0,0
k,2,2.320,0
k,3,2.320,-0.900
k,4,1.484,-1.651
k,5,0,-2.220
k,6,0,-1.979
k,7,1.979,0
lstr,2,3
lstr,3,4
larc,4,5,1,2.220
lstr,5,6
larc,6,7,1,1.979
lstr,7,2
al,1,2,3,4,5,6
cm,leiban,area
voffst,1,-0.100,0
cm,leibanti,volu
vsymm,y,leibanti
cm,shangguban,volu
nummrg,all
numcmp,all
cmsel,none
!xia_gu_ban
wpoff,,,-1.500
csys,4
k,26,0,0
k,27,2.320,0
k,28,2.320,-0.9
k,29,1.920,-0.9
k,30,1.920,-1.114
k,31,0,-2.22
k,32,0,-1.979
k,33,1.979,0
lstr,27,28
lstr,28,29
lstr,29,30
larc,30,31,26,2.220
lstr,31,32
larc,32,33,26,1.979
lstr,33,27
al,33,34,35,36,37,38,39
cm,leibanxiamian,area
voffst,16,-0.100,0
cm,leixiati,volu
vsymm,y,leixiati
cm,xiaguban,volu
nummrg,all
numcmp,all
cmsel,none
!xiaoleiban
cmsel,none
wpoffs,2.320,0.9,1.5
csys,4
k,47,-2.320,-0.9
k,48,0,0
k,49,-0.568,0
k,50,-0.538,-0.06
k,51,0,-0.060
lstr, 48, 49
larc, 49, 50, 47,1.979
lstr, 50, 51
lstr, 51, 48
al,71,72,73,74
cm,xiaoleibanmian,area
voffst,33,-1.4,0
cm,tixiaoleiban,volu
cmsel,s,tixiaoleiban,volu
wpoff,-2.320,-0.900,0
vsymm,y,tixiaoleiban
cm,xiaoleiban,volu
nummrg,all
numcmp,all
cmsel,none
!neixiaoleiban
cmsel,none
wpoffs,0,0,0
wpoff,2.235,0.470,0
csys,4
k,59,-2.235,-0.470
k,60,0,0
k,61,-0.322,0
k,62,-0.310,-0.050
k,63,0,-0.050
lstr, 60,61
larc, 61,62,59,1.979
lstr, 62, 63
lstr, 63, 60
al,95,96,97,98
cm,xiaoleibanmian,area
voffst,45,-1.4,0
cm,tineixiaoleiban,volu
cmsel,s,tineixiaoleiban,volu
wpoff,-2.235,-0.470,0
vsymm,y,tineixiaoleiban
cm,neixiaoleiban,volu
nummrg,all
numcmp,all
cmsel,none
!baodi_moding_baoke
wpoffs,0,0,-h7
csys,4
wpoff,,,-h1-h2-h3-h4-h5
cyl4,0,0,0,-90,r1,90,h5
cm,dibi5,volu
cmsel,none
cyl4,0,0,r1,-90,r1+t1,90,h5
cm,dibi51,volu
cmsel,none
cyl4,0,0,r1+t1,-90,r1+t1+t2,90,h5
cm,dibi52,volu
cmsel,none
cyl4,0,0,r1+t1+t2,-90,r1+t1+t2+t3,90,h5
cm,dibi53,volu
cmsel,none
cyl4,0,0,r1+t1+t2+t3,-90,r1+t1+t2+t3+t4,90,h5
cm,dibi54,volu
cmsel,none
cyl4,0,0,r1+t1+t2+t3+t4,-90,r1+t1+t2+t3+t4+t5,90,h5
cm,dibi55,volu
cmsel,none
cmsel,s,dibi5,volu
cmsel,a,dibi51,volu
cmsel,a,dibi52,volu
cmsel,a,dibi53,volu
cmsel,a,dibi54,volu
cmsel,a,dibi55,volu
cm,baokediquan,volu
cmsel,none
!namiceng
wpoff,,,h5
cyl4,0,0,0,-90,r1,90,h4
cm,dibi4,volu
cmsel,none
cyl4,0,0,r1,-90,r1+t1,90,h4
cm,dibi41,volu
cmsel,none
cyl4,0,0,r1+t1,-90,r1+t1+t2,90,h4
cm,dibi42,volu
cmsel,none
cyl4,0,0,r1+t1+t2,-90,r1+t1+t2+t3,90,h4
cm,dibi43,volu
cmsel,none
cyl4,0,0,r1+t1+t2+t3,-90,r1+t1+t2+t3+t4,90,h4
cm,dibi44,volu
cmsel,none
cyl4,0,0,r1+t1+t2+t3+t4,-90,r1+t1+t2+t3+t4+t5,90,h4
cm,dibi45,volu
cmsel,none
cmsel,s,dibi4,volu
cmsel,a,dibi41,volu
cmsel,a,dibi42,volu
cmsel,a,dibi43,volu
cmsel,a,dibi44,volu
cm,namidiquan,volu
cmsel,none
!neitongceng
wpoff,,,h4
cyl4,0,0,0,-90,r1,90,h3
cm,dibi3,volu
cmsel,none
cyl4,0,0,r1,-90,r1+t1,90,h3
cm,dibi31,volu
cmsel,none
cyl4,0,0,r1+t1,-90,r1+t1+t2,90,h3
cm,dibi32,volu
cmsel,none
cyl4,0,0,r1+t1+t2,-90,r1+t1+t2+t3,90,h3
cm,dibi33,volu
cmsel,none
cyl4,0,0,r1+t1+t2+t3,-90,r1+t1+t2+t3+t4,90,h3
cm,dibi34,volu
cmsel,none
cyl4,0,0,r1+t1+t2+t3+t4,-90,r1+t1+t2+t3+t4+t5,90,h3
cm,dibi35,volu
cmsel,none
cmsel,s,dibi3,volu
cmsel,a,dibi31,volu
cmsel,a,dibi32,volu
cmsel,a,dibi33,volu
cm,neitongdiquan,volu
cmsel,none
!yongjiuceng
wpoff,,,h3
cyl4,0,0,0,-90,r1,90,h2
cm,dibi2,volu
cmsel,none
cyl4,0,0,r1,-90,r1+t1,90,h2
cm,dibi21,volu
cmsel,none
cyl4,0,0,r1+t1,-90,r1+t1+t2,90,h2
cm,dibi22,volu
cmsel,none
cyl4,0,0,r1+t1+t2,-90,r1+t1+t2+t3,90,h2
cm,dibi23,volu
cmsel,none
cyl4,0,0,r1+t1+t2+t3,-90,r1+t1+t2+t3+t4,90,h2
cm,dibi24,volu
cmsel,none
cyl4,0,0,r1+t1+t2+t3+t4,-90,r1+t1+t2+t3+t4+t5,90,h2
cm,dibi25,volu
cmsel,none
cmsel,s,dibi2,volu
cmsel,a,dibi21,volu
cmsel,a,dibi22,volu
cm,yongjiudiquan,volu
cmsel,none
!gongzuoceng
wpoff,,,h2
cyl4,0,0,0,-90,r1,90,h1
cm,dibi1,volu
cmsel,none
cyl4,0,0,r1,-90,r1+t1,90,h1
cm,dibi11,volu
cmsel,none
cyl4,0,0,r1+t1,-90,r1+t1+t2,90,h1
cm,dibi12,volu
cmsel,none
cyl4,0,0,r1+t1+t2,-90,r1+t1+t2+t3,90,h1
cm,dibi13,volu
cmsel,none
cyl4,0,0,r1+t1+t2+t3,-90,r1+t1+t2+t3+t4,90,h1
cm,dibi14,volu
cmsel,none
cyl4,0,0,r1+t1+t2+t3+t4,-90,r1+t1+t2+t3+t4+t5,90,h1
cm,dibi15,volu
cmsel,none
cmsel,s,dibi1,volu
cmsel,a,dibi11,volu
cm,gongzuodiquan,volu
cmsel,none
!jianlitongsheng
wpoff,,,h1
cyl4,0,0,r1,-90,r1+t1,90,h6
cyl4,0,0,r1+t1,-90,r1+t1+t2,90,h6
cyl4,0,0,r1+t1+t2,-90,r1+t1+t2+t3,90,h6
cyl4,0,0,r1+t1+t2+t3,-90,r1+t1+t2+t3+t4,90,h6
cyl4,0,0,r1+t1+t2+t3+t4,-90,r1+t1+t2+t3+t4+t5,90,h6
vsel,none
vsel,s,volu,,39,43,1
vglue,all
numcmp,all
vsel,,,,39
cm,gongzuobi,volu
vsel,none
vsel,,,,40
cm,yongjiubi,volu
vsel,none
vsel,,,,41
cm,neitongbi,volu
vsel,none
vsel,,,,42
cm,namibi,volu
vsel,none
vsel,,,,43
cm,baokebi,volu
vsel,none
!erzhou
wpoffs,0,0,0
wpoff,r6,0,h8
wprota,0,0,90
wpoff,0,0,-0.024
cyl4,0,0,0,0,0.23,360,0.466
wpoff,0,0,0.466
cyl4,0,0,0,0,0.2,360,0.360
wpoff,0,0,0.360
cyl4,0,0,0,0,0.165,360,0.070
wpoff,0,0,0.070
cyl4,0,0,0,0,0.195,360,0.070
cm,erzhouti,volu
nummrg,all
numcmp,all
wprota,0,0,-90
wpoff,-2.850,0,-h8
vsel,none
cmsel,s,shangguban
cmsel,a,xiaguban
cmsel,a,xiaoleiban
cmsel,a,neixiaoleiban
cmsel,a,baokediquan
cmsel,a,baokebi
cmsel,a,dibi45
cmsel,a,dibi35
cmsel,a,dibi25
cmsel,a,dibi15
cmsel,a,erzhouti
vadd,all
cm,waiguaquan,volu
!mat,1
cmsel,,gongzuodiquan
cmsel,a,gongzuobi
cm,gongzuoceng,volu
vatt,1,1,1
!mat,2
cmsel,,yongjiubi
cmsel,a,yongjiudiquan
cmsel,a,dibi12
cm,yongjiuceng,volu
vatt,2,1,1
!mat,3
cmsel,,neitongbi
cmsel,a,neitongdiquan
cmsel,a,dibi23
cmsel,a,dibi13
cm,neitongceng,volu
vatt,3,1,1
!mat,4
cmsel,,namibi
cmsel,a,namidiquan
cmsel,a,dibi34
cmsel,a,dibi24
cmsel,a,dibi14
cm,namiceng,volu
vatt,4,1,1
!mat,5
cmsel,s,waiguaquan
vatt,5,1,1
vsel,all
esize,0.1
mshkey,0
mshape,1,3d
vmesh,all
nummrg,all
以下是模型瞬态加载命令流
/solu
antype,4
time,0.1
deltim,0.01
KBC,0
tref,30
csys,1
asel,,loc,x,r1
asel,r,loc,z,0,h6
da,all,temp,1000
asel,,loc,z,0
asel,r,loc,x,0,(r1)/2
da,all,temp,1000
asel,,loc,x,1.979
sfa,all,,conv,12.702,30
!shang_xia_guban_biaomian
asel,s,area,,2
asel,a,area,,4,5,1
asel,a,area,,10
asel,a,area,,12,13,1
asel,a,area,,239,241,2
asel,a,area,,234,235,1
asel,a,area,,238,244,3
asel,a,area,,248,249,1
asel,a,area,,239,245,6
asel,a,area,,28,30,1
asel,a,area,,19,21,1
asel,a,area,,231,233,2
asel,a,area,,25
asel,a,area,,16
sfa,all,,conv,12.702,30
!lei_ban_biao_mian
asel,s,area,,38,56,6
asel,a,area,,220,225,1
asel,a,area,,237,240,3
sfa,all,,conv,12.702,30
!erzhou_waibiaomian
asel,s,area,,214,215,1
asel,a,area,,217,219,1
asel,a,area,,210,211,1
asel,a,area,,242,243,1
asel,a,area,,250,251,1
sfa,all,,conv,12.702,30
!bao_bi_mian_shangmian
asel,s,area,,232
sfa,all,,conv,12.702,30
!bao_bi_mian_zhongjian
asel,s,area,,226,229,1
asel,a,area,,253
sfa,all,,conv,12.702,30
!bao_bi_mian_xiamian
asel,s,area,,84,180,24
asel,a,area,,236
sfa,all,,conv,12.702,30
asel,,loc,z,-h1-h2-h3-h4-h5
sfa,all,,conv,12.702,30
allsel
solve
/post1
plnsol,temp
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发表于 2014-5-7 15:39:50
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