mhycg 发表于 2009-1-30 20:59

ansys结构优化出错的原因

我在做ansys结构优化时，出错提示为
the magnitude of the gradient is nearly zero either your results are converged or your reponse variables are not sensitive to design variable changes.firstorder optimization is terminated.不知那位高手能指导一下，多谢了
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