- 积分
- 6
- 注册时间
- 2004-11-19
- 仿真币
-
- 最后登录
- 1970-1-1
|
发表于 2008-10-9 11:10:21
|
显示全部楼层
来自 江苏南京
SPRIND (calculate principal values and directions)
Interface
CALL SPRIND(S,PS,AN,LSTR,NDI,NSHR)
Variables to be provided to the utility routine
S
A stress or a strain tensor.
LSTR
An identifier. LSTR=1 indicates that S contains stresses; LSTR=2 indicates that S contains strains.
NDI
Number of direct components.
NSHR
Number of shear components.
Variables returned from the utility routine
PS(I), I=1,2,3
The three principal values.
AN(K1,I), I=1,2,3
The direction cosines of the principal directions corresponding to PS(K1).
本以为可以通过这个解决,看了之后才发现,得到的AN(K1,I)不是楼主想要的方向,是相对principal values
的方向,不知道这个方向有什么用。
没有能解决楼主的问题。帮顶一下 |
|