[1]杨衡,张阿漫,龚小超,等.不同头型弹体低速入水空泡试验研究[J].哈尔滨工程大学学报,2014,(09):1060-1066.[doi:10.3969/j.issn.1006-7043.201304035]
 YANG Heng,ZHANG Aman,GONG Xiaochao,et al.Experimental study of the cavity of low speed water entry of different head shape projectiles[J].hebgcdxxb,2014,(09):1060-1066.[doi:10.3969/j.issn.1006-7043.201304035]
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不同头型弹体低速入水空泡试验研究
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《哈尔滨工程大学学报》[ISSN:1006-6977/CN:61-1281/TN]

卷:
期数:
2014年09期
页码:
1060-1066
栏目:
出版日期:
2014-11-25

文章信息/Info

Title:
Experimental study of the cavity of low speed water entry of different head shape projectiles
作者:
杨衡 张阿漫 龚小超 姚熊亮
哈尔滨工程大学 船舶工程学院, 黑龙江 哈尔滨 150001
Author(s):
YANG Heng ZHANG Aman GONG Xiaochao YAO Xiongliang
College of Shipbuilding Engineering, Harbin Engineering University, Harbin 150001, China
关键词:
弹体入水头型空泡自由液面入水参数高速摄影射流空泡闭合
分类号:
U664.113
DOI:
10.3969/j.issn.1006-7043.201304035
文献标志码:
A
摘要:
针对不同头部形状弹体低速入水空泡形成、发展特性及其影响因素开展试验研究,用高速摄影仪实时记录了圆头、90~150°锥头弹体入水过程中自由液面的波动特性、空泡的演变过程及入水弹道的稳定性,同时通过对比试验得到弹体入水空泡、入水弹道与入水速度、入水角度之间的关系。试验结果表明,圆头弹体不易形成空泡,但弹道稳定性差;90°锥头弹体倾斜入水时,入水速度越大,空泡的非对称性越强;120°锥头弹体垂直入水速度越大,越易发生表面闭合现象及完整的脱落气泡;150°锥头弹体入水角大于80°时,发生表面闭合现象。在整个入水过程中,弹体速度呈线性衰减,空泡射流速度衰减较快。

参考文献/References:

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相似文献/References:

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备注/Memo

备注/Memo:
收稿日期:2013-4-9;改回日期:。
基金项目:国家自然科学基金资助项目(51009035;50939002);黑龙江省自然科学基金资助项目(A201406);船舶预研支撑技术基金资助项目(13J1.5.1).
作者简介:杨衡(1986-),男,研究实习员,博士研究生;姚熊亮(1963-),男,教授,博士生导师.
通讯作者:杨衡,E-mail:yanghengmvp@163.com.
更新日期/Last Update: 2015-06-19