Abaqus復合材料指數損傷演化的求解問題? 10
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最近編寫umat子程序做復合材料的指數損傷演化,采用Bazant的斷裂帶模型來減輕FEM結果網格敏感性,對這里切線法求解A數值過程不太理解,相關式子如下:
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請問,在確定參數A0,A1值后,如何正確通過A值求解g0,g1(即fm(Am))值?
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