采用挤压法在开孔泡沫铝中充填硅橡胶,以硅橡胶填充开孔泡沫铝为芯、铝管和钢管为面板制备层合管,研究了静态压缩条件下充填硅橡胶后泡沫铝及其层合金属管的变形行为和能量吸收性能.研究表明:在泡沫铝中充填硅橡胶后,泡沫铝的平台区比原来增高、增长,其吸能性能也得到提高;由于泡沫铝的充填,钢管的变形方式发生改变,由不对称屈曲转变为轴对称屈曲;充填硅橡胶的泡沫铝层合金属管具有比原来更高的屈曲褶皱载荷,且屈曲褶皱的产生滞后,其吸能性能也得到提高,硅橡胶充填对层合钢管的影响比对层合铝管的影响更明显.
参考文献
| [1] | Hall IW.;Guden M.;Yu CJ.;Ebil O. .Quasi-static and dynamic crushing of empty and foam-filled tubes[J].Journal of Materials Science,2001(24):5853-5860. |
| [2] | 王松林,凤仪,徐屹,张学斌,沈剑.SiCP增强泡沫铝基复合材料的制备工艺研究[J].金属功能材料,2005(06):22-26. |
| [3] | 息志臣;陈浩然 .复合材料层合梁理论[J].复合材料学报,1994,11(02):1-6. |
| [4] | 凤仪,郑海务,朱震刚,陶宁.闭孔泡沫铝的电磁屏蔽性能[J].中国有色金属学报,2004(01):33-36. |
| [5] | Feng Y.;Zheng HW.;Zhu ZG.;Zu FQ. .The microstructure and electrical conductivity of aluminum alloy foams[J].Materials Chemistry and Physics,2003(1):196-201. |
| [6] | 刘培生.多孔材料引论[M].北京:清华大学出版社,2004:4-49. |
| [7] | Andrews E;Sanders W;Gibson L J .Compressive and tensile behavior of aluminum foams[J].Materials Science and Engineering A:Structural Materials Properties Microstructure and Processing,1999,A270(02):113-124. |
| [8] | 王录才,王芳.泡沫铝吸声性能的研究[J].金属功能材料,2004(05):17-18. |
| [9] | FENG Yi;ZHU Zhen-gang;ZU Fang-qiu .Strain rate effects on the compressive property and the energy-absorbing capacity of aluminum alloy foams[J].Materials Characterization,2001,47:417-422. |
| [10] | A.K. Toksoy;M. Gueden .The strengthening effect of polystyrene foam filling in aluminum thin-walled cylindrical tubes[J].Thin-Walled Structures,2005(2):333-350. |
| [11] | Ashby M F;Evans A G;Fleck N A;刘培生, 王习述, 李言祥,.泡沫金属设计指南[M].北京:冶金工业出版社,2006:157-162. |
| [12] | V.S. Deshpande;N.A. Fleck .High strain rate compressive behaviour of aluminum alloy foams[J].International journal of impact engineering,2000(3):277-298. |
| [13] | Gibson L J;Ashby M F;刘培生.多孔固体结构与性能[M].北京:清华大学出版社,2003:196-197. |
| [14] | Mikkelson L P .A numerical axisymmetric collapse analysis of viscoplastic cylindrical shells under axial compression[J].International Journal of Solids and Structures,1999,36(05):643-668. |
| [15] | Hansen A G;Langseth M;Hopperstad O S .Static and dynamic crushing of circular aluminum foam filler[J].International Journal of Impact Engineering,2000,24:475-507. |
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%