将三维间隔连体织物泡沫夹层结构平压、剪切和三点弯曲载荷作用下的力学特性与三维间隔连体织物复合材料、传统泡沫夹层结构复合材料进行了对比分析,在此基础上,考察了芯柱高度、泡沫密度对复合材料平压、剪切、三点弯曲性能的影响.结果表明,三维间隔连体织物泡沫夹层结构复合材料承受平压载荷时,芯柱和泡沫存在协同效应;平压载荷作用下主要发生芯柱断裂破坏;随着芯柱高度增加,平压、剪切强度均减小;随着泡沫密度增加,平压强度近似呈指数增长.
参考文献
| [1] | 高爱君,李敏,王绍凯,张佐光.三维间隔连体织物复合材料力学性能[J].复合材料学报,2008,25(2):87-93.Gao Aijun,Li Min,Wang Shaokai,Zhang Zuoguang.Experimental study on the mechanical characteristics of 3-D spacer fabric composites[J].Acta Materiae Compositae Sinica,2008,25(2):87-93. |
| [2] | Brandt J,Drechsler K,Arendts F J.Mechanical performance of composites based on various three-dimensional woven-fiber performs[J].Composites and Technology,1996,56(3):381-386. |
| [3] | Verpoest I,Wevers M,Ivens J,De Meester P.3D-fabrics for compression and impact resistant composite sandwich structure[C] // 35th International SAMPE Symposium.Anaheim,Covina:SAMPE,1990:296-307. |
| [4] | Bannister M K,Braemar R,Crothers P J.The mechanical performance of 3D woven sandwich composites[J].Composite Structures,1999,47(1/4):687-690. |
| [5] | Van Vuure A W,Flug J P.Modeling the core properties of composite panels based on woven sandwich-fabric performs[J].Composites Science and Technology,2000,60(8):1263-1276. |
| [6] | Vaidya U K,Hosur M V,Kumar P,et al.Impact damage resistance of innovative sandwich composites[C]//International Conference on Advanced Composites,IACA 98.Hurghada,Egypt:IACA,1998:215-225. |
| [7] | Hosur M V,Abdullah M,Jeelani S.Manufacturing and lowvelocity impact characterization of hollow integrated core sandwich composites with hybrid face sheets[J].Composite Structures,2004,65(1):103-115. |
| [8] | Hosur M V,Abdullah M,Jeelani S.Dynamic compression behavior of integrated core sandwich composites[J].Materials Science and Engineering A,2007,445/446:54-64. |
| [9] | Vaidya A S,Vaidya U K,Uddin N.Impact response of three-dimensional multifunctional sandwich composite[J].Materials Science and Engineering A,2008,472(1/2):52-68. |
| [10] | Judawisastra H,Ivens J,Verpoest I.The fatigue hehaviour and damage development of 3D woven sandwich composites[J].Composite Structures,1998,43(1):35-45. |
| [11] | 王绍凯,李敏,吴伯明,孙志杰,张佐光.三维间隔连体织物复合材料的力学性能分析[C]∥杜善义.第十五届全国复合材料学术会议论文集(下册).北京;国防工业出版社,2008:1311-1315. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%