Hyperworks进行optistruct计算后，出现柔度值为负的现象，这应该怎么解决？

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*** ERROR # 312 ***

In static load case 1

the compliance is negative or large -1229.72.

Optimization/buckling analysis cannot be performed.

due to possible rigid body mode.

FEASIBLE DESIGN (ALL CONSTRAINTS SATISFIED).

*** SOME ERRORS WERE REPORTED DURING THE RUN,

*** PLEASE VERIFY RESULTS AS THEY MAY BE INVALID.

...

这是哪里的问题？

HyperWorks

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默认最新

TechmanLXS

约束不充分，出现很大的位移移动了

1月8日

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