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金属厚靶的超高速碰撞开坑实验
孙庚辰; 谈庆明; 赵成修; 葛学真
Source Publication兵工学报
1994-02-15
Issue01Pages:27-31
ISSN1000-1093
Abstract介绍了对高速球形弹丸撞击金属厚靶的开坑现象所进行的实验研究。最高弹速为7.5km/s;弹靶材料有7种组合:硬铝打硬铝;钢打钢;黄铜打黄铜;钢打硬铝;硬铝打钢;钢打纯铜和硬铝打铅。用量纲分析归纳前6种(即铅靶除外)情况;得到坑深P和弹径D。之比值的经验关系是其中v是弹速;Pp和Pt是弹和靶的材料密度;Yt是靶板材料的动态屈服强度。铅靶因为容易产生熔化和气化;且可压缩性好;故坑深实验值比上式的计算值高得多。对于一定的弹靶材料的组合;增加弹速则坑形趋向于半球形。
Keyword高速碰撞 侵彻 开坑
Indexed ByCSCD
Language中文
CSCD IDCSCD:231266
Citation statistics
Cited Times:3[CSCD]   [CSCD Record]
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/72266
Collection力学所知识产出(1956-2008)
Recommended Citation
GB/T 7714
孙庚辰,谈庆明,赵成修,等. 金属厚靶的超高速碰撞开坑实验[J]. 兵工学报,1994(01):27-31.
APA 孙庚辰,谈庆明,赵成修,&葛学真.(1994).金属厚靶的超高速碰撞开坑实验.兵工学报(01),27-31.
MLA 孙庚辰,et al."金属厚靶的超高速碰撞开坑实验".兵工学报 .01(1994):27-31.
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