激光熔覆ANSYS仿真.doc

.!上表面上没有对流换热边界条件!单位制:米、秒、摄氏度!/CLEAR,START/FILNAME,temp,,:15:5207/14/2007/CONFIG,NRES,5000/PREP7!*!===============================================================================================!指定单元ET,1,SOLID70!*!*!===============================================================================================!材料属性MPTEMP,,,,,,,,MPTEMP,1,0MPTEMP,2,1350MPTEMP,3,1400MPTEMP,4,1420MPTEMP,5,1440MPTEMP,6,1490MPTEMP,7,2000MPDATA,ENTH,1,,0MPDATA,ENTH,1,,,ENTH,1,,,ENTH,1,,8e9MPDATA,ENTH,1,,9e9MPDATA,ENTH,1,,,ENTH,1,,,,,,,,,,MPTEMP,1,0MPTEMP,2,200MPTEMP,3,400MPTEMP,4,800MPTEMP,5,1440MPTEMP,6,2000MPDATA,KXX,1,,,KXX,1,,18MPDATA,KXX,1,,,KXX,1,,,KXX,1,,...MPDATA,KXX,1,,,,MPTEMP,1,0MPTEMP,2,200MPTEMP,3,400MPTEMP,4,800MPTEMP,5,1200MPTEMP,6,2000MPDATA,C,1,,494MPDATA,C,1,,536MPDATA,C,1,,569MPDATA,C,1,,644MPDATA,C,1,,669MPDATA,C,1,,729MPTEMP,,,,,,,,MPTEMP,1,0MPDATA,DENS,1,,7700!===============================================================================================!定义常量Width_Base=!宽度Height_Base=!基底高度Length=!长度Width_Clad=!宽度Height_Deposition=!覆层高度Layer=10!层数Height_Clad=Height_Deposition/layerdt=!小量Temp=50!环境温度Init_Temp=200!初始温度Coff_Conv=30!对流换热系数!===============================================================================================!定义常量Velocity=!扫描速度StepDis=!每个载荷步位移LaserPower=700!激光功率Radius=!激光光斑半径...Area=*(Radius**2)!激光光斑面积Factor=!吸收因子StepTime=StepDis/Velocity!每个载荷步时间TotalTime=(Length+Radius*2)/Velocity!载荷持续时间(扫描一层)StepNum=(Length+Radius*2)/StepDis!载荷步数!===============================================================================================!建模BLOCK,0,Length,0,Height_Deposition,0,Width_Clad,!覆层BLOCK,0,Length,0,-Height_Base,0,Width_Clad,!基底BLOCK,0,Length,0,-Height_Base,Width_Clad,Width_BaseVGLUE,ALLNUMCMP,ALL!压缩对象编号!==========================================================================