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复合材料对称层合板特征值问题的灵敏度分析

, PP. 87-92

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Abstract:

由于复合材料层合板的横向剪切模量较低,因此基于克希霍夫理论而计算的层合板特征值及其灵敏度与实际情况相差较大。本文采用层合板的一阶剪切变形理论,将纤维铺设角、材料参数和从层合板的中面到第K层板上表面的距离ZK视为设计变量,研究了对称层合板特征值的灵敏度计算问题。

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