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楊小亞新蟲 (初入文壇)
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[求助]
求大神看下哪里有錯(cuò)誤
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/PREP7 ET,1,PLANE13 KEYOPT,1,1,4 MP,DENS,1,8900 !輸入結(jié)晶器的材料性能參數(shù) MP,KXX,1,,3.93 MP,C,1,385 MPTEMP,,,,,,,, MPTEMP,1,30 MPTEMP,2,500 MPTEMP,3,1000 MPTEMP,4,1500 MPTEMP,5,2000 MPDATA,EX,1,,1.03E+011 MPDATA,EX,1,,8.4E+010 MPDATA,EX,1,,2.3E+010 MPDATA,EX,1,,2E+009 MPDATA,EX,1,,2E+008 MPDATA,EX,1,,2E+008 MPDATA,NUXY,1,,0.3 MPDATA,NUXY,1,,0.3 MPDATA,NUXY,1,,0.3 MPDATA,NUXY,1,,0.3 MPDATA,NUXY,1,,0.3 MP,ALPX,1,1.66E-5 !輸入鑄件材料性能參數(shù) !鑄件熱傳導(dǎo)系數(shù) MPTEMP,,,,,,,, MPTEMP,1,20 MPTEMP,2,100 MPTEMP,3,200 MPTEMP,4,300 MPTEMP,5,400 MPTEMP,6,425 MPTEMP,7,600 MPTEMP,8,630 MPTEMP,9,700 MPTEMP,10,800 MPDE,KXX,2 MPDATA,KXX,2,,77 MPDATA,KXX,2,,87 MPDATA,KXX,2,,97 MPDATA,KXX,2,,107 MPDATA,KXX,2,,117 MPDATA,KXX,2,,122 MPDATA,KXX,2,,60 MPDATA,KXX,2,,58 MPDATA,KXX,2,,240 MPDATA,KXX,2,,240 MPTEMP,,,,,,,, !鑄件比熱 MPTEMP,1,20 MPTEMP,2,100 MPTEMP,3,200 MPTEMP,4,300 MPTEMP,5,400 MPTEMP,6,600 MPTEMP,7,700 MPDE,C,2 MPDATA,C,2,,1020 MPDATA,C,2,,1020 MPDATA,C,2,,1100 MPDATA,C,2,,1150 MPDATA,C,2,,1220 MPDATA,C,2,,1400 MPDATA,C,2,,1400 MP,EX,2,45000 !鑄件彈性模量 MP,ALPX,2,26.8E-6 !鑄件線膨脹系數(shù) MP,NUXY,2,0.35 !鑄件泊松比 !幾何建模 !生成矩形面 RECTNG,0,0.05,0,0.01 RECTNG,0.02,0.03,0.01,0.1 RECTNG,0,0.05,0.1,0.11 RECTNG,-0.01,0.06,-0.01,0.02 RECTNG,0.01,0.04,0.02,0.09 RECTNG,-0.01,0.06,0.09,0.12 AADD,1,2,3 !面相加操作 APLOT,ALL AADD,4,5,6 NUMCMP,AREA !壓縮面編號(hào) APLOT,ALL SMRTSIE,4 MAT,2 AMESH,1 !對(duì)面進(jìn)行網(wǎng)格劃分 APLOT,ALL !顯示面 MAT,1 AMESH,2 NUMMRG,NODE !合并相同節(jié)點(diǎn) NUMCMP.LINE !壓縮線段數(shù) NUMCMP,NODE !壓縮節(jié)點(diǎn)數(shù) SAVE LPLOT,ALL !顯示線段 /PNUM,LINE LSEL,S,LINE,,3,9,2 LSEL,A,LINE,,13,20 SFL,ALL,CONV,454.5,,25 !施加對(duì)流邊界條件 ALLSEL SAVE FINISH /SOLU !進(jìn)入求解器 ANTYPE,TRANS TIMINT,OFF !進(jìn)行穩(wěn)態(tài)分析,確定初始條件 TIME,0.01 DELTIM,0.01 ASEL,S,,,1 NSLA,S,1 D,ALL,TEMP,700 !施加溫度載荷 ALLSEL ASEL,S,,,2 NSLL,S,1 D,ALL,TEMP,25 !施加溫度載荷 ALLSEL LSEL,S,,,21 NSLL,S,1 D,ALL,UY ALLSEL SOLVE !得到初始溫度分布 TIMINT,ON !進(jìn)行瞬態(tài)分析 TIME,120 !設(shè)置計(jì)算終止時(shí)間 AUTOTS,-1 DELTIM,1,0.1,25,1 KBC,0 DDELE,ALL,TEMP !刪除穩(wěn)態(tài)分析中定義的節(jié)點(diǎn)溫度 OUTRES,ALL,ALL SOLVE FINISH 這是鎂合金充入一個(gè)工字型的鑄造結(jié)晶器后冷卻過程中的溫度場(chǎng)分布,是參照書上的例子做出來的,但是和書上的結(jié)果不一樣,內(nèi)部的鑄件初始溫度竟然是25度。 |
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