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高性能混凝土填充金属三明治夹层波纹板的抗侵彻性能

DOI: 10.7521/j.issn.0454-5648.2014.08.11

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Abstract:

对混凝土直接浇筑金属三明治夹层波纹板、混凝土三棱柱插入并用树脂填充界面的金属三明治夹层波纹板的抗侵彻性能进行了研究。结果表明随着子弹射入速度的提高,子弹射出速度和靶板单位面密度能量吸收能力升高;混凝土直接浇筑结构抗弹极限速度低于800m/s,树脂填充复合结构抗弹极限速度约为1062m/s;同时,1092m/s时混凝土直接浇筑结构的能量吸收能力为25.1J·m2/kg,1204m/s时树脂填充结构能量吸收能力为41.1J·m2/kg。通过观察靶板前后面板及截面的破坏形貌,认为混凝土直接浇筑结构抗弹性能低的原因在于混凝土与金属骨架之间弱的界面约束。

References

[1]   FREWA D J, FORRESTAL M J, CARGILE J D. The effect of concrete target diameter on projectile deceleration and penetration depth [J]. Int J Impact Eng, 2006, 32:1584-1594.
[2]   TAI Y S. Flat ended projectile penetrating ultra-high strength concrete plate target [J]. Theor Appl Fract Mech, 2009, 51: 117-128.
[3]   KAMAL I M, ELTEHEWY. Projectile penetration of reinforced concrete blocks: Test and analysis[J]. Theor Appl Fract Mech, 2012, 60:31-37.
[4]   VOSSOUGHI F, OSTERTAG C P, MONTEIRO P J M, et al. Resistance of concrete protected by fabric to projectile impact [J]. Cem Concr Res, 2007, 37:96-106.
[5]   戎志丹,孙伟,张云升,等.高性能钢纤维增强混凝土的抗侵彻行为及数值模拟 [J].硅酸盐学报,2010, 38(9):1723-1730.
[6]  RONG Zhidan, SUN Wei, ZHANG Yunsheng, et al. J Chin Ceram Soc, 2010, 38(9):1723-1730.
[7]   ZHANG M H, SHIMB V P W, LUA G, et al. Resistance of high-strength concrete to projectile impact [J]. Int J Impact Eng, 2005, 31:825-841.
[8]   BLUDAU C, KEUSER M, KUSTERMANN A. Perforation resistance of high-strength concrete panels [J]. ACI Struct J, 2006, 103:188-195.
[9]   DESHPANDE V S, FLECK N A. One-dimensional response of sandwich plates to underwater shock loading [J]. J Mech Phys Solids, 2005, 53:2347-2383.
[10]   HUTCHINSON J W, XUE Z. Metal sandwich plates optimized for pressure Impulses [J]. Int J Mech Sci, 2005, 47:545-69.
[11]   LAMBERT M, SCHKFER F K, GEYER T. Impact damage on sandwich panels and multi-layer insulation [J]. Int J Impact Eng, 2001, 26:369-380.
[12]   NI C Y, LI Y C, XIN F X, et al. Ballistic resistance of hybrid-cored sandwich plates: Numerical and experimental assessment [J]. Compos Part A: Appl Sci Manufact, 2013, 46:69-79.
[13]   倪长也,金峰,卢天健,等.3种点阵金属三明治板的抗侵彻性能模拟分析[J].力学学报,2010, 42:1125-1137.
[14]  NI Changye, JIN Feng, LU Tianjian, et al. Chin J Theor Appl Mech (in Chinese), 2010, 42:1125-1137.
[15]   YUNGWIRTH C J, O’CONNOR J H, ZAKRAYSEK A, et al. Explorations of hybrid sandwich panel concepts for projectile impact mitigation [J]. J Am Ceram Soc, 2011, 94(S1):S62-S75.
[16]   戴耀,孙琦,刘凯.不同夹层结构复合装甲的抗弹性能研究[J].装甲兵工程学院学院学报,2007,21:33-36.
[17]  DAI Y, SUN Q, LIU K. J Acade Arm Force Eng (in Chinese), 2007, 21:33-36.
[18]   YUNGWIRTH C J, WADLEY H N G, O’CONNOR J H, et al. Impact response of sandwich plates with a pyramidal lattice core [J]. Int J Impact Eng, 2008, 35:920-936.
[19]   WADLEY H N G, DHARMASENA K P, O’MASTA M R, et al. Impact response of aluminum corrugated core sandwich panels [J]. Int J Impact Eng, 2013, 62:114-128.

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