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zgw318金蟲 (著名寫手)
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[求助]
我的簡單的焊接溫度場模擬怎么顯示結(jié)果總不是想要的?
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我只是用在節(jié)點上加熱流量進行模擬激光焊接(矩形光束)的,可出現(xiàn)結(jié)果總不是我想要的。 以下為程序:FINISH /CLEAR /FILNAME,Al-Fe !文件名為Al-Fe /TITLE, THE ANALYSIS OF THE Al-Fe !標題 /PREP7 ! ET,1,SOLID70 !正方體 /UNIT,SI !選擇單位 m,kg,s ,K !==========!材料屬性設(shè)置1.鋁,2.鋁硅12,3.鋼! MPTEMP,,,,,,,, MPTEMP,1,298,373,473,573 MPDATA,KXX,1,1,172,180,184,188 MPDATA,C,1,1,790,795,879,963 MP,DENS,1,2650 MP,KXX,3,34 ! 定義3號材料的熱導(dǎo)系數(shù) MP,DENS,3,7860 ! 定義3號材料的密度 MP,C,3,983 ! 定義3號材料的比熱 !==========================================!定義常量 Temp=298 !環(huán)境溫度 InitTemp=298 !初始溫度 CoffConv=30 !對流換熱系數(shù) !=====================================!常量2 !======================!建立模型 BLOCK,0,0.008,0,0.0012,0,0.02 !鋁焊縫部分(1) BLOCK,0.008,0.019,0,0.0012,0,0.02 !鋁熱影響區(qū)部分(2) BLOCK,0.019,0.080,0,0.0012,0,0.02 !鋁其余部分(3) BLOCK,-0.011,0,0,0.0012,0,0.02 !鋁熱影響區(qū)部分2(4) BLOCK,-0.080,-0.011,0,0.0012,0,0.02 !鋁其余部分(5) BLOCK,0,0.008,-0.0015,0,0,0.02 !鋼焊縫部分(1) BLOCK,0.008,0.019,-0.0015,0,0,0.02 !鋼熱影響區(qū)部分(2) BLOCK,0.019,0.080,-0.0015,0,0,0.02 !鋼其余部分(3) BLOCK,-0.011,0,-0.0015,0,0,0.02 !鋼熱影響區(qū)部分2(4) BLOCK,-0.080,-0.011,-0.0015,0,0,0.02 !鋼其余部分(5) VGLUE,ALL !===================!劃分網(wǎng)格 VSEL,S,LOC,X,0,0.008 !網(wǎng)格劃分 焊縫 TYPE,1 MSHAPE,0,3D MSHKEY,1 ESIZE,0.0002,, VMESH,ALL ALLSEL,ALL,VOLU VSEL,S,LOC,X,0.008,0.019 !網(wǎng)格劃分 HAZ 1 TYPE,1 MSHAPE,0,3D MSHKEY,1 ESIZE,0.0005,, VMESH,ALL ALLSEL,ALL,VOLU VSEL,S,LOC,X,-0.011,0, !網(wǎng)格劃分 HAZ 2 TYPE,1 MSHAPE,0,3D MSHKEY,1 ESIZE,0.0005,, VMESH,ALL ALLSEL,ALL,VOLU VSEL,S,LOC,X,0.019,0.080 !網(wǎng)格劃分 母材1 TYPE,1 MSHAPE,0,3D MSHKEY,1 ESIZE,0.002,, VMESH,ALL ALLSEL,ALL,VOLU VSEL,S,LOC,X,-0.080,-0.011 !網(wǎng)格劃分母材2 TYPE,1 MSHAPE,0,3D MSHKEY,1 ESIZE,0.002,, VMESH,ALL ALLSEL,ALL,VOLU VSEL,S,LOC,Y,0,-0.0012 ! 鋁材料定義 MAT,1 ALLSEL,ALL,VOLU VSEL,S,LOC,Y,-0.0015,0 ! 鋼材料定義 MAT,3 ALLSEL,ALL,VOLU !================!邊界條件和初始條件 /SOLU NSEL,S,LOC,Y,0.0012 SF, ALL, CONV,30,298 !鋁側(cè)表面對流傳熱系數(shù)都設(shè)為30,初始溫度為25度 ALLSEL,ALL NSEL,S,LOC,Y,-0.0015 SF, ALL, CONV,20,298 !鋼表面對流傳熱系數(shù)都設(shè)為20,初始溫度為25度 ALLSEL,ALL NSEL,S,LOC,Z,0 SF, ALL, CONV,20,298 !鋼表面對流傳熱系數(shù)都設(shè)為20,初始溫度為25度 ALLSEL,ALL NSEL,S,LOC,Z,0.02 SF, ALL, CONV,20,298 !鋼表面對流傳熱系數(shù)都設(shè)為20,初始溫度為25度 ALLSEL,ALL ANTYPE,TRANS TIMINT,ON NSEL,S,LOC,X,0.004,0.0069 NSEL,R,LOC,Y,0.012 NSEL,R,LOC,Z,0.010,0.0169 ESLN,S !選中依附于所選擇節(jié)點上的單元 SFE,ALL,,HFLUX,,11994000 ALLSEL,ALL TIME,3.45 NSUBST,1 KBC,0 OUTRES,,TEMP SOLVE FINISH SAVE /POST1 SET,LAST PLNSOL,TEMP FINISH [ 來自科研家族 新材料領(lǐng)域家族 ] [ Last edited by zgw318 on 2011-9-5 at 20:07 ] |
至尊木蟲 (正式寫手)
金蟲 (著名寫手)
金蟲 (著名寫手)
至尊木蟲 (正式寫手)
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