Abaqus复合材料指数损伤演化的求解问题? 10
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最近编写umat子程序做复合材料的指数损伤演化,采用Bazant的断裂带模型来减轻FEM结果网格敏感性,对这里切线法求解A数值过程不太理解,相关式子如下:
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请问,在确定参数A0,A1值后,如何正确通过A值求解g0,g1(即fm(Am))值?
希望有做过相关分析的前辈们详细地解答与交流一下,谢谢!
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