jackyyjy 发表于 2012-12-12 16:16
是啊,这个P文件应该怎么调用啊,调用不了。。。
补充内容 (2013-1-5 09:42):
我用ansys计算了一下第一个简支梁的模型,得出的固有频率也和楼主不一样
finish
/clear
/prep7
RO = 7850
PEX = 2.095e11
MP,EX,1,PEX !ex: 弹性模量
MP,DENS,1,RO !密度
MP,GXY, 1,EX/2.6
MP,PRXY,1,0.3
ET,1,beam3,,,
R,1,0.007854,4.9087e-6
N,1,0
N,2,0.25
N,3,0.25*2
N,4,0.25*3
N,5,0.25*4
N,6,0.25*5
N,7,0.25*6
N,8,0.25*7
N,9,0.25*8
TYPE,1
E,1,2
E,2,3
E,3,4
E,4,5
E,5,6
E,6,7
E,7,8
E,8,9
finish
/SOLU
D,1,ALL
D,9,ALL
/SOLU
ANTYPE,MODAL
MODOPT,lanb,10,,,ON
MXPAND,10
SOLVE
finish
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