| 郑金鑫,于增信.层状纤维圆柱壳轴向压缩破损实验研究[J].实验力学,1999,14(2): |
| 层状纤维圆柱壳轴向压缩破损实验研究 |
| An Experimental Study on the Progressive Damage of Fiber Laminated Cylindrical Shells Under Axial Compression |
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| DOI： |
| 中文关键词: 纤维复合材料圆柱壳,轴向压缩,渐进破损 |
| 英文关键词:fiber composite cyclindrical shell, axial compression, progressive damage, |
| 基金项目: |
| 郑金鑫 于增信 |
| 哈尔滨工业大学航天工程与力学系 |
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| 中文摘要: |
| 通过对端部引发缺陷层状纤维复合材料圆柱壳在轴向准静态和冲击压缩下的实验研究，分析其渐进压缩破损模式和破坏模式的形成机理．研究此类结构的缓冲性能．实验研究表明随着纤维铺设角度的改变其破损模式的主导形式与分层扩展强度、环向断裂强度和纤维与基体脱胶裂纹相关．它们的断裂韧度的高低决定结构的能量吸收能力 |
| 英文摘要: |
| The broken process of fiber composite laminated cylindrical shells under axial loading is investigated experimentally. It is found that the broken mode of specimens changes with the fiber angle of composites. Some problems involving fracture toughness and |
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