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[an error occurred while processing this directive]铝合金约束陶瓷复合靶板抗穿甲模拟弹防护性能研究
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张茂哲(2000—),男,硕士研究生,研究方向:装甲防护材料与技术。 |
收稿日期: 2024-08-15
网络出版日期: 2025-02-10
基金资助
中国兵器工业集团所列基金项目(NBFJ2022-31)
Anti-penetrating Performance of Aluminum Alloy Confined Ceramic Composite Armor Plate Against Simulated Armor-piercing Projectile
Received date: 2024-08-15
Online published: 2025-02-10
采用试验和仿真分析相结合的方法,研究了钨合金杆式穿甲模拟弹垂直侵彻陶瓷/铝合金复合靶板过程中,位置效应(改变弹着点)及界面效应(增加陶瓷层数)对靶板防护性能的影响规律。位置效应研究表明,弹着点位于距陶瓷边界0~30 mm范围内时,背板剩余穿深的变化幅度为17.38%;而弹着点位于距陶瓷边界30~50 mm范围内时,剩余穿深的变化幅度仅为2.54%,可认为此区域内靶板防护性能不再受弹着点位置的影响,即距陶瓷边界大于等于五倍弹径区域为靶板有效防护区。界面效应研究表明,同等厚度下3种不同结构(1 mm×40 mm陶瓷、2 mm×20 mm陶瓷和4 mm×10 mm陶瓷)复合靶板的剩余穿深分别为40.32 mm、47.47 mm和50.77 mm,即同等厚度下陶瓷防护性能随分层数量增加而降低。
张茂哲 , 王智慧 , 张佳琪 , 任鑫明 , 刘金龙 , 纪伟 . 铝合金约束陶瓷复合靶板抗穿甲模拟弹防护性能研究[J]. 弹箭与制导学报, 2024 , 44(6) : 19 -27 . DOI: 10.15892/j.cnki.djzdxb.2024.06.003
The influence of position effect and interface effect on the process of a tungsten alloy rod-shaped penetrator vertically penetrating a ceramic/aluminum alloy composite target plate is studied through experimental research and simulation analysis. The effect of the position effect on the protective performance of the target plate is examined by changing the impact point, while the effect of the interface effect on the protective performance of the target plate is investigated by varying the number of ceramic layers. Research on positional effects shows that when the impact point is within the range of 0 to 30 mm from the ceramic boundary, the penetration depth of the back-plane changes by 9 mm. When the impact point is within the range of 30 to 50 mm from the ceramic boundary, the penetration depth of the back-plane changes by 1 mm. It can be concluded that the protective performance of the target plate in this area is no longer influenced by the position of the impact point. In other words, the area that is greater than or equal to five times the bullet diameter from the ceramic boundary is the effective protection area of the target plate. Research on the interface effect indicates that the penetration depth of the composite target plate with three different structures at the same thickness is 40.32 mm, 47.47 mm, and 50.77 mm; that is, the ceramic protective performance decreases with the increase in the number of layers at the same thickness.
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