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工程力学  2015 

含脱层纤维增强复合材料层合板在湿热环境下的屈曲分析

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Keywords: 复合材料层合板,正交各向异性,脱层,屈曲,湿热环境

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Abstract:

依据复合材料细观力学研究了含脱层的正交各向异性复合材料层合板的力学性能与温度和湿度的关系,在宏-细观力学模型框架下建立了考虑湿热效应的屈曲控制方程,利用空间上分离变量的方法求解了控制方程,得到满足连续性条件和边界条件的控制方程的解。通过含脱层的复合材料层合板的屈曲数值算例,综合讨论了几何参数、材料参数和湿热环境等多方面的参数变化对含脱层的正交对称铺设复合材料层合板的临界屈曲载荷的影响。

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