1.2.4 模拟步骤
1.建立模型
(1)创建点和线模型。
在ANSYS中输入以下命令可建立隧道结构模型及边界,如图1-22所示。
/prep7 !进入前处理器
CSYS,0 !激活直角坐标系
k,1,6.524,-3.700 !通过直角坐标创建关键点
k,2,- 6.524,-3.700
k,3,6.481,3.775
k,4,- 6.481,3.775
k,5,.000,7.500
LARC,1,5,3 !通过关键点创建圆弧段
LARC,5,2,4
k,6,.000,9.807
k,7,-3.346,- 4.815
LARC,2,1,7
k,8,37.500,-35.193
k,9,37.500,-20.193
1,8,9
k,10,-37.500,-35.193
k,11,-37.500,-20.193
1,10,11
k,12,22.500,-35.193
1,8,12
k,13,37.500,42.500
k,14,22.500,42.500
1,13,14
k,15,-37.500,22.500
k,16,-22.500,22.500
1,15,16
k,17,22.500,-20.193
1,9,17
k,18,-22.500,42.500
1,18,1 ...... (共2511字) [阅读本文]>>