采用傅里叶级数有关理论,根据缠绕复合材料内部细观结构的特点,建立了缠绕复合材料刚度预测模型.该模型将缠绕复合材料特征单元的刚度作为一个刚度场,利用二维傅里叶级数展开得到描述该刚度场的函数.算例的结果表明,本文中所建立的模型可以预测缠绕复合材料整体刚度特性,同时通过傅里叶级数各阶展开项的叠加可以反映材料内部细观结构对缠绕复合材料刚度特性的影响.
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