ansys热分析学习的好材料并有经典教程
菜单操作
1、设定标题:Utility Menu>File>Change Title,输入Steady-State analysis of pipe junction,选择
OK;
2、设定单位制:在命令提示行输入/UNITS,BIN;
3、定义单元类型:Main Menu>Preprocesor>Element Type>Add/Edit/Delete,选择Thermal Solid,
Bricck 20 node 90号单元;
4、定义材料属性
(1)Main Menu>Preprocessor>Material Props>-Constant->Isotropic,默认材料编号1,在
DENSITY框中输入0.285;
(2)Main Menu>Preprocessor>Material Props>-Temp Dependent->Temp Table,输入温度
70,200,300,400,500;
(3)Main Menu>Preprocessor>Material Props>-Temp Dependent->Prop Table,选择导热系数
KXX,材料编号为
1,输入与温度表对应的导热系数
8.35/12,8.9/12,9.35/12,9.8/12,10.23/12,选择APPLY;
(4)选择比热C,材料编号为1,输入0.113,0.117,0.119,0.122,0.125,选择APPLY;
(5)选择对流系数HF,材料编号为2,输入426/144,405/144,352/144,275/144, 221/144,选择
OK。
5、定义几何模型参数:Utility Menu>Parameters>Scalar Parameters,输入
ri1=1.3,ro1=1.5,z1=2,ri2=0.4,ro2=0.5,z2=2;
6、建立几何模型
(1)Main Menu>Preprocessor>-Modeling->Create>-Volumes->Cylinder>By
Dimensions, Outer radius框中输入ro1,Optional inner radium框中输入ri1,Z coordinates框
中输入0和Z1,Ending angle框中输入90;
(2)Utility Menu>WorkPlane>Offset WP by Increments,在XY,YZ,ZX框中输入0,-90; (3)Main Menu>Preprocessor>-Modeling->Create>-Volumes->Cylinder>By
Dimensions; Outer radius框中输入ro2, Optional inner radium框中输入ri2, Z coordinates
框中输入0和Z2,Starting angle框中输入-90,Ending angle框中输入0;
(4)Utility Menu>WorkPlane>Align WP with>Global Cartesian;
7、进行布尔操作:Main Menu>Preprocessor>-Modeling->Operate>-Booleans->
Overlap >Volumes,选择Pick All;
8、观察几何模型
(1)Utility Menu>PlotCtrls>Numbering,打开volumes;
(2)Utility Menu>PlotCtrls>View Direction, 在Coords of view point框中输入-3,-1,1; 9、 删除多余实体Main Menu>Preprocessor>-Modeling->Delete>Volume and Below,在命令输
入行输入3,4回车;
10、创建组AREMOTE
(1)Utility Menu>Select>Entities,选择Area, By location, Z Coordinates, 在Min, Max框中
输入Z1,选择APPLY,Y Coordinates, 在Min, Max框中输入0,OK;
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