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...

横向VISAR及其在爆轰驱动楔形靶自由面横向速度测量中的应用

DOI: 10.11858/gywlxb.2013.04.007, PP. 511-516

Keywords: 横向VISAR,横向速度,纵向速度,冲击波,楔形靶

Full-Text   Cite this paper   Add to My Lib

Abstract:

利用多点双灵敏度VISAR(任意反射面速度干涉仪)和三探头装置,搭建了横向VISAR测量系统。在三探头装置中,一个探头发射并接收激光,另外两个探头从不同方向接收激光。根据三探头接收激光的多普勒频移,可推出测点的纵向和横向速度。开展了爆轰驱动楔形靶实验,利用平面波透镜和Т/Г炸药在10°钢楔形靶中产生平面冲击波,采用横向VISAR测量系统,观测冲击波斜碰撞楔形靶自由面引起的自由面横向运动。测量得到的最大纵向速度约1680m/s,最大横向速度约140m/s。对横向速度测量不确定度进行了分析,不确定度约为33m/s。

References

[1]  Barker L M, Hollenbach R E. Laser interferometer for measuring high velocities of any reflecting surface [J]. J Appl Phys, 1972, 43(11): 4669-4675.
[2]  Chen G H, Li Z R, Liu Y K, et al. Flyer velocity measurement using double-sensitivity VISAR [J]. Chinese Journal of High Pressure Physics, 2001, 15(1): 70-74. (in Chinese)
[3]  陈光华, 李泽仁, 刘元坤, 等. 用双灵敏度VISAR测量铜飞片自由面速度 [J]. 高压物理学报, 2001, 15(1): 70-74.
[4]  Wang D T, Peng Q X, Liu J, et al. Application of laser velocity interferometry in interior ballistic projectile velocity measurement [J]. Chinese Journal of High Pressure Physics, 2011, 25(2): 133-137. (in Chinese)
[5]  王德田, 彭其先, 刘俊, 等. 激光干涉测速技术在内弹道弹丸速度测量中的应用研究 [J]. 高压物理学报, 2011, 25(2): 133-137.
[6]  Li Z R, Ma R C, Chen G H, et al. Multipoint velocity interferometer system for any reflector [J]. Rev Sci Instrum, 1999, 70(10): 3872-3876.
[7]  Hemsing W F, Mathews A R, Warnes R H, et al. VISAR: Line-imaging interferometer [C]//American Physical Society (APS) Conference on Shock Compression of Condensed Matter. Williamsburg, USA, 1991.
[8]  Liu S X, Li Z R, Peng Q X, et al. Line-imaging velocity interferometer for laser driven flyer diagnostics [J]. High Power Laser and Particle Beams, 2010, 22(10): 2281-2284. (in Chinese)
[9]  刘寿先, 李泽仁, 彭其先, 等. 用于激光驱动飞片诊断的线成像速度干涉仪 [J]. 强激光与粒子束, 2010, 22(10): 2281-2284.
[10]  Durand M, Laharrague P, Lalle P, et al. Interferometric laser technique for accurate velocity measurement in shock wave physics [J]. Rev Sci Instrum, 1977, 48(3): 275-278.
[11]  Chen G H, Liu S X, Li Z R, et al. Application analysis of angular dispersion Fabry-Perot velocity interferometry [J]. Explosion and Shock Waves, 2011, 31(6): 585-591. (in Chinese)
[12]  陈光华, 刘寿先, 李泽仁, 等. 角色散FP干涉测速技术应用与分析 [J]. 爆炸与冲击, 2011, 31(6): 585-591.
[13]  Chen G H, Li Z R, Liu J, et al. Angular dispersion-type Fabry-Perot interferometer with velocity spectral resolution [J]. Chinese Journal of High Pressure Physics, 2012, 26(4): 402-408. (in Chinese)
[14]  陈光华, 李泽仁, 刘俊, 等. 具有速度谱分辨能力的角色散FP干涉测量技术 [J]. 高压物理学报, 2012, 26(4): 402-408.
[15]  Strand O T, Goosman D R, Martinez C, et al. Compact system for high-speed velocimetry using heterodyne techniques [J]. Rev Sci Instrum, 2006, 77(8): 083108.
[16]  Kim K S, Clifton R J, Kumar P. A combined normal- and transverse-displacement interferometer with an application to impact of y-cut quartz [J]. J Appl Phys, 1977, 48(10): 4132-4139.
[17]  Espinosa H D, Mello M, Xu Y. A desensitized displacement interferometer applied to impact recovery experiments [J]. Appl Phys Lett, 1996, 69(21): 3161-3163.
[18]  Chhabildas L C, Sutherland H J, Asay J R. A velocity interferometer technique to determine shear-wave particle velocity in shock-loaded solids [J]. J Appl Phys, 1979, 50(8): 5196-5201.
[19]  Alexander C S, Asay J R, Haill T A. Magnetically applied pressure-shear: A new method for direct measurement of strength at high pressure [J]. J Appl Phys, 2010, 108(12): 126101.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133