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编织复合材料圆管准静态轴向压缩吸能特性的试验研究

, PP. 146-150

Keywords: 编织复合材料,吸能特性,准静态,轴向压缩,试验研究

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Abstract:

通过二维三向编织复合材料圆管的轴向准静态压缩试验,分析了编织复合材料圆管的压缩破坏机理和吸能特性,并探讨了编织参数对吸能特性的影响。试验中观察到4种破坏模式:分瓣破坏、局部屈曲、块状断裂和突发破坏。在纤维体积分数相同的情况下,随着编织层数的增加和编织角的减小,圆管的吸能能力有所提高。二维三向编织复合材料圆管是一种较好的吸能材料,具有较高的单位质量吸能特性。

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