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1、问题描述：分析求解自然对流下多个恒定热源的稳态温度分布模型特征：轴对称分析结果：西图片附件：fileO.jpg(2006-1-415:49,69.9K)SMX=116.365吕吕□=ANSYS8.0JAN4200615:33:22NODALSOLUTIONSTEP=9SUB=1TEMP(AVG)RSYS=0PowerGraphicsEFACET=1AVRES=MatSMN=16.28316・28327・40338・52349・64360・76471・88483・00494.124105・245116・365分析结果:餌图片附件:file1.jpg(2006-1-415:51,86.26K)1
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4、11r固体热源N——流体（空气）■!11ANSYS8.0JAN4200615:31:49NODALSOLUTIONSTEP=9SUB=1TEMP(AVG)RSYS=0PoverGraphicsEFACET=1AVRES=HatSMN=16.283SMX=116.36516.28327・40338・52349.64360.76471・88483.00494・124105.245116.365分析结果画图片附件:file2.jpg(2006-1-415:53,71.59K)ANSYS8.0JAN4200615:52:22NODALSOLUTIONSTEP=9SUB=1TEMP(AVG)RSYS=
5、0PoverGraphicsEFACET=1AVRES=MatSMN=22.386SMX=116.36522.38632・82843・2753.71264・15474.59685.03995・481105.923116.365局部纟占果：画图片附件:file3.jpg(2006-1-415:54,84.78K)命令流IANSYS初始化/units,si/COM,FLOTRANCFD/UIS,MSGPOP,3!结构参数初始化*SET,MAX_VALUE,1E+8*SET,MIN_VALUE,1E-8*SET,FLUID_XMAX,0.405*SET,FLUID_YMAX,2.7*SET,DIS_
6、GROUND,0.5*SET,S0LID_HEIGHT,1*SET,SOLID_ENDINS,0.05*SET,COLUMN_ROUT,0.1*SET,SOLID_RIN,0.115*SET,SOLID_ROUT,0.135*SET,SOLID_INSIN,0.004*SET,SOLID」NSOUT,0.004*SET,DOWN_MESH_NUM,53*SET,DOWNTIMES,0.079096351*SET,RIGHT_MESH_NUM,42*SET,RIGHT_TIMES,0.135281602*SET,UP_MESH_NUM,70*SET,UP_TIMES,0.034509476*SE
7、T,HGEN_COLUMN,800*SET,HGEN_SOLID,150000/PREP7!定义单元类型及单元属性设置ET,1,FLUID141KEYOPT,1,1,0KEYOPT,1,3,1KEYOPT,1,4,0!定义材料导热系数MPTEMP,,,,,,,,MPTEMP,1,0MPDATA,KXX,2„30MPTEMP,,,,,,,,MPTEMP.1,0MPDATA,KXX,3,,300MPTEMP,,,,,,,,MPTEMP,1,0MPDATA,KXX,4,,0.3!建立流体模型RECTNG,0,FLUID_XMAX,0,FLUID_YMAX,RECTNG,0,COLUMN_ROUT,0
8、,FLUID_YMAX,RECTNG,SOLID_RIN,SOLID_ROUT,0,FLUID_YMAX,RECTNG,(SOLID_RIN+SOLID_INSIN),(SOLID_ROUT・SOLID_INSOUT),0,FLUID_YMAX,RECTNG,0,FLUID_XMAX,DIS_GROUND,(DIS_GROUND+SOLID_HEIGHT),RECTNG,0,FLUID_XMAX,(DIS_GROUND+SOLID_ENDINS),(DIS_GROUND+SOLID_HEIGHT・SOLID_ENDINS),ALLSEL,ALLAOVLAP,ALLI!删除内部而ALLSEL,A
9、LLASEL,S,LOC,X,(SOLID_RIN+SOLID」NSIN),(SOLID_ROUT-SOLID_INSOUT)ASEL,R丄OC,Y,(DIS_GROUND+SOLID_ENDINS),(DIS_GROUND+SOLID_HEIGHT-SOLID_ENDINS)ADELE,ALLALLSEL,ALLCM,FLUID_WHOLE,AREAI■!网格设置ALLSEL,ALLCM,ALL
