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15527218310金虫 (小有名气)
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[求助]
各位虫友，帮忙看一下，我这个表面堆焊温度场的模拟有什么问题 已有1人参与
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各位虫友，帮忙看一下，我这个表面堆焊温度场的模拟有什么问题？我使用的是体生热率作为载荷加载的。代码如下： FINISH /CLEAR /PREP7 /UNITS,SI ET,1,SOLID70 PI=3.1415 LENGTH=0.03 I=160 U=22 V=0.007 Q=0.65*I*U TIME_FREQUENCY=0.2 L_NUMBER=LENGTH/V/TIME_FREQUENCY MPTEMP,1,20,100,200,300,500,700 MPTEMP,,900,1100,1300,1500,1700,1900 MPTEMP,,2000,2200,2400,2600 MPDATA,DENS,1,1,7800,7770,7750,7730,7790,7680 MPDATA,DENS,1,,7570,7460,7360,7030,6810,6620 MPDATA,DENS,1,,6540,6360,6170,6090 MPDATA,KXX,1,1,34.15,35.91,37.15,34.42,22.6,24.99 MPDATA,KXX,1,,27.32,29.84,32.17,33.45,36.72,40.19 MPDATA,KXX,1,,42.1,45.75,49.4,52.0 MPDATA,C,1,1,450,480,570,880,550,580 MPDATA,C,1,,610,640,680,12600,830,830 MPDATA,C,1,,830,830,830,820 MPDATA,ENTH,1,1,-6080,28910,83370,147720,364410,4.77E5 MPDATA,ENTH,1,,5.88E5,7.14E5,8.56E5,1.23E6,1.40E6,1.58E6 MPDATA,ENTH,1,,1.66E6,1.82E6,1.98E6,2.07E6 MPDATA,HF,1,1,1.336,6.68,13.36,20.4,38.7,71.15 MPDATA,HF,1,,110.04,170.6,180,264.4,270,280 MPDATA,HF,1,,290,310,340,360 BLOCK,0,0.06,0,LENGTH,0,0.015 BLOCK,0.06,0.08,0,LENGTH,0,0.015 BLOCK,0.08,0.14,0,LENGTH,0,0.015 BLOCK,0.066,0.074,0,LENGTH,0.015,0.018 VGLUE,ALL AGLUE,ALL LGLUE,ALL NUMCMP,ALL VSEL,S,,,2 VPLOT ESIZE,0.002 TYPE,1 VSWEEP,ALL VSEL,S,,,4, VPLOT ESIZE,0.002 TYPE,1 VSWEEP,ALL VSEL,S,,,1,3,2 VPLOT ESIZE,0.004 TYPE,1 VMESH,ALL ALLSEL *GET,ELEM_ACOUNT,ELEM,0,COUNT VSEL,S,,,2 ESLV *GET,AELEM,ELEM,0,COUNT *DIM,ELEM_NUMBER,ARRAY,AELEM *DIM,ELEM_CENTY,ARRAY,AELEM *SET,A,1 *DO,K,1,ELEM_ACOUNT,1 *IF,ESEL(K),EQ,1,THEN ELEM_NUMBER(A)=K *SET,A,A+1 *ENDIF *ENDDO *DO,M,1,AELEM,1 *GET,CENT_Y,ELEM,ELEM_NUMBER(M),CENT,Y ELEM_CENTY(M)=CENT_Y *ENDDO FINISH /SOLU ANTYPE,4 NROPT.FULL NLGEOM,ON OUTPR,ALL,ALL OUTRES,ALL,ALL TIMINT,OFF KBC,1 AUTOTS,ON NSUBST,4 TIME,0.01 ALLSEL NSLV D,ALL,TEMP,25 ALLSEL SOLVE DDELE,ALL,ALL VSEL,S,,,2 ESLV EKILL,ALL TIME,0.02 ALLSEL SOLVE XC=0.070 ZC=0.015 TIME=0.02 QGEN=Q/0.008/0.002/0.007/TIME_FREQUENCY *DO,I,1,L_NUMBER,1 ALLSEL BFEDELE,ALL,ALL SFADELE,ALL,ALL YMIN=(I-1)*LENGTH/L_NUMBER YMAX=I*LENGTH/L_NUMBER *DO,N,1,AELEM,1 *IF,ELEM_CENTY(N),LE,YMAX,THEN *IF,ELEM_CENTY(N),GT,YMIN,THEN BFE,ELEM_NUMBER(N),HGEN,1,QGEN EALIVE,ELEM_NUMBER(N) *ENDIF *ENDIF *ENDDO ALLSEL ASEL,ALL SFA,ALL,,CONV,-1,25 TIME=TIME+TIME_FREQUENCY TIMINT,ON TIME,TIME LNSRCH,ON NSUBST,5 ALLSEL SOLVE *ENDDO 计算出来的结果有点高  1.png |
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15527218310
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9楼2017-10-20 23:00:06
15527218310
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