| 金字塔形栅格材料与胞状铝合金的准静态压缩性能 |
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| 引用本文： | 王展光,蔡萍,黄小民,应建中,何德坪.金字塔形栅格材料与胞状铝合金的准静态压缩性能[J].材料导报,2011,25(8). |
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| 作者姓名： | 王展光 蔡萍 黄小民 应建中 何德坪 |
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| 作者单位： | 井冈山大学工学院;东南大学材料科学与工程学院; |
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| 基金项目： | 江西省教育厅科技项目(GJJ10207); 江西省科技支持项目(2010BGA01700) |
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| 摘 要： | 在金字塔形栅格材料、胞状铝合金压缩试验的基础上研究其力学性能、吸能能力和吸能效率,结果表明,金字塔形栅格材料的单轴压缩应力-应变曲线呈现线弹性变形、弹塑性、软化、致密化等4个阶段,与胞状铝合金的压缩性能相比,其压缩强度更高,吸能能力更好。
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| 关 键 词： | 金字塔形栅格材料 胞状铝合金 压缩应力-应变曲线 吸能能力 |
The Static Compressive Properties of Pyramidal Lattice Material and Cellular Al Alloy |
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| WANG Zhanguang,CAI Ping,HUANG Xiaomin,YING Jianzhong,HE Deping.The Static Compressive Properties of Pyramidal Lattice Material and Cellular Al Alloy[J].Materials Review,2011,25(8). |
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| Authors: | WANG Zhanguang CAI Ping HUANG Xiaomin YING Jianzhong HE Deping |
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| Affiliation: | WANG Zhanguang1,CAI Ping1,HUANG Xiaomin1,YING Jianzhong1,HE Deping2 (1 Institute of Technology,Jinggangshan University,Ji'an 343009,2 School of Materials Science and Engineering,Southeast University,Nanjing 210096) |
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| Abstract: | Based on the compressive test of pyramidal lattice material and cellular Al alloy,energy absorption capacity and energy absorption efficiency under uniaxial compression are investigated.Compressive stress-strain curve of pyramidal lattice material consists of four distinct regions: the linear elasticity region,the plastic collapse region,softening region,the densification region.Compared with Al alloy foam,compressive strength of pyramidal lattice material is relatively higher,energy absorption capacity is ... |
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| Keywords: | pyramidal lattice material cellular Al alloy compressive stress-versus strain curves energy absorption capacity |
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