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jealousbrown

铜虫 (初入文坛)

[求助] 某个abaqus的警告信息如何处理,关于nominal strain

The nominal strain is opposite in sign to the stress. This is not physically reasonable.
Data point corresponding to zero stress and zero strain will be ignored since this condition is automatically satisfied by the strain energy function
问题,严重么,大概是哪方面的问题,模拟膝关节轴向压缩,关于名义应力应变只在韧带的材料属性的test data中设置过
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lijf517

木虫 (小有名气)

应力应变符号相反,物理上不合理的。你检查下是不是材料参数设置不正确或者计算过程有其他错误

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2楼2017-08-10 22:25:01
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