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...

低冲击作用下炸药中反应传播的初步研究

DOI: 10.11858/gywlxb.2014.01.007, PP. 41-47

Keywords: 炸药安全性,低冲击,反应传播

Full-Text   Cite this paper   Add to My Lib

Abstract:

采用PVDF压力计和高速分幅摄影技术,对低冲击作用(2~4GPa)下入射到炸药中的压力和输出压力、冲击引发反应区域的传播等物理过程进行了测量,得到了不同衰减层厚度下炸药的入射压力历程和冲击传播图像。根据实验结果,分析了低冲击作用下压力增长或衰减及冲击引发反应区域的传播规律,并由此对冲击波阵面的压力与做功能力的关系、壳体约束对反应增长及压力泄露的影响等问题进行了进一步讨论。

References

[1]  Berghout H L, Son S F, Asay B W. Measurement of convective burn rates in gaps of PBX 9501 [C]//Furnish M D, Chhabildas L C, Hixson R S. Shock Compression of Condensed Matter-1999. New York, USA: American Institute of Physics, 2000: 759-762.
[2]  Asay B W. Shock Wave Science and Technology Reference Library (Vol. 5): Non-Shock Initiation of Explosives [M]. Heidelberg, Germany: Springer, 2010.
[3]  Taylor P, Salisbury D A, Markland L S, et al. Reaction of shocked but undetonated HMX-Based explosive [C]//Proceedings of the Conference of the American Physical Society Topical Group on Shock Compression of Condensed Matter. Atlanta, Georgia, 2001: 841-844.
[4]  Sutherland G T. Stress growth measurements for the explosive IRX-4 [C]//Proceedings of the Conference of the American Physical Society Topical Group on Shock Compression of Condensed Matter. Atlanta, Georgia, 2001: 1055-1058.
[5]  Vandersall K S, Chidester S K, Forbes J W, et al. Experimental and modeling studies of crush, puncture, and perforation scenarios in the Steven impact test, UCRL-JC-144972 [R]. Livermore, California, USA: Lawrence Livermore National Laboratory, 2006.
[6]  Chidester S K, Vandersall K S, Switzer L L, et al. LX-04 violence measurements-Steven tests impacted by projectiles shot from a howitzer gun [C]//Furnish M D, Elert M, Russell T P, et al. Shock Compression of Condensed Matter-2005. New York, USA: American Institute of Physics, 2006: 1049-1052.
[7]  Chen X R, Wang K, Liu D R, et al. Characteristics of attenuation of shock waves in barriers of different materials [J]. Acta Armamentarii, 1991, 5(2): 75-80. (in Chinese)
[8]  陈熙蓉, 王可, 刘德润, 等. 冲击波在不同材料隔板中的衰减特征 [J]. 兵工学报, 1991, 5(2): 75-80.
[9]  Winter R E, Taylor P, Salisbury D A. Reaction of HMX-based explosive caused by regular reflection of shocks [C]//11th International Detonation Symposium. Snowmass, Colorado, USA, 1998: 649-656.
[10]  Dynasen Inc. Piezofilm stress gauge [EB/OL]. (1997-07-21) http: //www. dynasen. com.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133