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Zr 基非晶合金药型罩结构对 金属射流演化的影响
Researchon the Evolution of Metallic Jets with Different Structural Parameters of Zr-based Amorphous Alloy Liner
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- DOI:
- 作者:
- 钟昊宇 1,2,韩继龙 1,王志军 2
ZHONG Haoyu1,2, HAN Jilong1, WANG Zhijun2
- 作者单位:
- 1. 中国兵器工业集团第五二研究所,浙江 宁波 315000;2. 西北工业大学,陕西 西安 710072
1. 52 Institute of China North Industries Group, Ningbo 315000, China; 2. Northwestern Polytechnical University, Xi'an 710072, China
- 关键词:
- 聚能射流;Zr 基非晶合金;药型罩;复合材料
shaped charge jet; Zr-based amorphous alloy; liner; composite material
- 摘要:
- 聚能装药结构是一种利用门罗效应产生高速金属射流的特殊装药结构,广泛应用于石油射孔、爆破钻孔、岩石破碎等工程领域。 非晶合金射流具有优异的侵彻能力和扩孔效应,可用于提升聚能装药结构的综合侵彻能力。 针对Zr 基非晶合金复合药型罩的射流演化,开展了系统研究。 基于有限元数值模型,对 Zr 基非晶合金在高应变率下的射流形态进行模拟,探究了不同聚能装药结构对 Zr 基非晶合金射流的影响规律,得出最优几何装药结构与最佳炸高,探究高应变率下 Zr 基非晶合金射流的形态,为其在聚能装药领域的应用提供理论支持。 结果表明,非晶合金药型罩可产生特殊射流,将非晶合金与铜复合制备药型罩,可保证聚能射流具有一定侵彻深度,同时提高开孔孔径,增强后效。A shaped charge structure is a special charge structure that utilizes the Munroe effect to generate high-speed metal jets and is widely applied in engineering fields such as oil perforation, blasting drilling, and rock fragmentation. Amorphous alloy jets exhibit superior penetration capabilities and hole-enlargement effects, making them effective for enhancing the overall penetration capability of shaped charge structures. A systematic investigation into the jet evolution characteristics of Zr-based amorphous alloy composite liners was presented. Using finite element numerical modelling, the jet formation behavior of Zr-based amorphous alloys under high strain rates was simulated. By analysing the influence of various shaped charge configurations on the jet performance of Zr-based amorphous alloys through finite element modelling, the jet formation characteristics of Zr-based amorphous alloys under high strain rate conditions were simulated. The investigation examined how different shaped charge configurations affect the jet performance, determining both the optimal charge geometry and the standoff distance. The high-strain-rate jet morphology was thoroughly characterized, providing theoretical support for applications in shaped charge design. The results demonstrate that amorphous alloy liners can generate distinctive jet formations. The composite liners fabricated by combining amorphous alloys with copper not only ensure adequate penetration depth of the shaped charge jet but also significantly increase the perforation diameter while enhancing postpenetration effects.












