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[an error occurred while processing this directive]收稿日期: 2018-04-09
网络出版日期: 2025-05-30
Simulation Comparison of Penetration Efficiency of Rifle Projectile M855 and M855A1
Received date: 2018-04-09
Online published: 2025-05-30
景彤 , 郭子云 , 雷文星 , 郑延斌 , 陈智刚 , 李波 . 步枪弹 M855 与M855A1的侵彻效能对比仿真[J]. 弹箭与制导学报, 2018 , 38(4) : 45 -48,54 . DOI: 10.15892/j.cnki.djzdxb.2018.04.011
To explore the advantages of the US Army's new 5.56 mm rifle bullet M855A1 in terms of lethality and piercing ability compared to its prototype rifle bullet M855, three-dimensional non-linear finite element software ANSYS/LS-DYNA was used to simulate the action of M855A1 and M855 rifle shells penetrating gelatin, steel target and pine target. Structural changes and energy transfer of the two kinds of rifle projectiles during penetration were compared. The results show that the rifle projectile M855A1 has better stopping and piercing effect than M855. It is concluded that the structure of M855A1 has great reference value for the design of small-caliber rifle projectiles.
Key words: rifle projectile; penetration; gelatin; LS-DYNA
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