optistruct静力分析计算时出现error312,怎么解决啊
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*** ERROR # 312 ***
In static load case 1
the compliance is negative or large 1.613825E+09
Optimization/buckling analysis cannot be performed
due to possible rigid body mode
FEASIBLE DESIGN.
请问大概是什么意思啊,怎么解决啊,分析了好久,结果出错误了,心都碎了
In static load case 1
the compliance is negative or large 1.613825E+09
Optimization/buckling analysis cannot be performed
due to possible rigid body mode
FEASIBLE DESIGN.
请问大概是什么意思啊,怎么解决啊,分析了好久,结果出错误了,心都碎了
是不是定义一个设计变量:材料应力约束值,然后定义一个响应vol啊?你也看到了我的那个车架,定义了材料应力是不是就不用定义前桥后桥那里的位移了啊!