全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

土介质对低速弹丸的抗侵彻性能实验研究

DOI: 10.11858/gywlxb.2007.04.015, PP. 419-424

Keywords: 弹丸,土介质,侵彻,实验研究

Full-Text   Cite this paper   Add to My Lib

Abstract:

通过低速条件下弹丸对硬土、中硬土和中软土不同土介质侵彻性能的实验研究,得到了弹丸对土介质垂直侵彻的弹道特点和不同弹丸速度对不同性能参数土介质的侵彻深度,拟合得到了不同土介质中侵彻深度随弹丸动压增加呈线性增加的无量纲关系式;基于低速弹丸对不同土介质具有不同侵彻性能的实验研究方法,可有效标定不同土介质抗侵彻性能和弹丸侵彻不同土介质性能;通过实验数据与Young侵彻公式计算结果的比较分析,验证了Young公式在侵彻深度小于弹丸直径3倍时的有效性。

References

[1]  James A S, Paul W M, Glenn J R. Geotechnical Sit Characterization in the Greater Memphis Area Using Cone Penetration Tests [J]. Engineering Geology, 2001, 62: 169-184.
[2]  Savvateev A F, Budin A V, Kolikov V A, et al. High-Speed Penetration into Sand [J]. Int J Impact Eng, 2001, 26: 675-681.
[3]  Richard W M, Thomas A D. Finite Cavity Expansion Method for Near-Surface Effects and Layering during Earth Penetration [J]. Int J Impact Eng, 2000, 24: 239-258.
[4]  Bazhenov V G, Kotov V L. Determination of Dynamic-Compressibility Parameters and of Shear Strength for a Ground Medium by the Striker-Penetration Method [J]. Doklady Physics, 2006, 51(5): 279-282.
[5]  Dexter A R, Czyz E A, Gate O P. A Method for Prediction of Soil Penetration Resistance [J]. Soil and Tillage Research, 2007, 93(2): 412-419.
[6]  Yang G T. Soil Dynamics [M]. Beijing: China Construction Material Industry Press, 2000. (in Chinese)
[7]  杨桂通. 土动力学 [M]. 北京: 中国建材工业出版社. 2000.
[8]  Ma L X. Research on Changing Law of Compressing Module of Soil [J]. Site Investigation Science and Technology, 2006. 3: 42-43. (in Chinese)
[9]  马履霞. 土压缩模量变化规律的探讨 [J]. 勘察科学技术, 2006. 3: 42-43.
[10]  Qian W C. Mechanics of Perforation [M]. Beijing: Nation Defence Industry Publish, 1984: 139. (in Chinese)
[11]  钱伟长. 穿甲力学 [M]. 北京: 国防工业出版社, 1984: 139.
[12]  Zheng Z M, Tan Q M. Similarity Theory and Modeling [A]//Collected Works of Zheng Zhemin [C]. Beijing: Science Press, 2004: 777-808. (in Chinese)
[13]  郑哲敏, 谈庆明. 相似理论与模化 [A]//郑哲敏文集 [C]. 北京: 科学出版社, 2004: 777-808.
[14]  Young C W. Penetration Equations [R]. SAND-97-2426, DE-98001508, Sandia National Laboratories, Albuquerque, NM, 1997.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133