复合材料圆管构件等效模量的计算方法
, PP. 135-139
Keywords: 复合材料圆管构件,复合材料薄壁梁,等效模量
Abstract:
针对任意壁厚的复合材料圆管构件的等效弹性模量和剪切模量提出了高阶理论计算方法,它考虑了构件的横向剪切效应以及层合材料的三维本构关系,并在相同壁厚条件下对三种缠绕方式([0°/(±θ)n]S,[(±θ)n]S和[90°/(±θ)n]S)的等效模量进行了预测,并且与经典层合板理论的预测结果进行了比较,该方法可用于复合材料杆件结构的设计中。
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