基于瞬变电磁法的无人浅水水雷快速探测研究

    Research on Rapid Detection Technology of Unmanned Shallow Water Mine Based on TEM Field Method

    • 摘要: 水雷是最古老的海战兵器之一,被公认为最佳非对称武器,二战后近一半舰艇的损失是水雷造成的。海洋浅水区域因其独特的地理位置和生态环境使得布设于此的水雷成为登陆的最大障碍。战时由于时间紧迫,对登陆通道清扫需要做到快速、灵活及低伤亡。对此,文中提出了基于无人机平台的浅水水雷快速探测系统,该系统采用基于瞬变电磁法的电磁感应金属探测技术,探测水雷的金属部件,如撞针、电子单元及控制装置等。然后依次介绍了瞬变场脉冲金属探测的原理,采用无人机搭载瞬变电磁法仪实现水雷快速探测的技术方案,探测数据通过成像对目标进行识别的方法。最后选取了国内某甚浅水区域,提前布设水雷及相似目标,进行了相关探测试验,获得了探测数据,通过数据比对,验证了基于瞬变电磁法的无人浅水水雷快速探测系统的性能及可行性。

       

      Abstract: Mines are one of the oldest naval warfare weapons and recognized as the best asymmetrical weapon. Nearly half of the ships lost after the World War II. Because of the unique geographical location and ecological environment in the shallow water area of the ocean, the mines laid here become the biggest obstacle to landing. Due to the urgent time in wartime, the landing passage should be cleared quickly, flexibly and with low casualties. In this paper, a shallow water mine rapid detection system based on UAV platform is proposed. The system uses electromagnetic induction metal detection technology based on transient electromagnetic method to detect metal parts of mines, such as firing pin, electronic unit and control device. Then, the principle of transient field pulse metal detection is introduced successively, and the technical scheme of rapid mine detection by using the UAV equipped with transient electromagnetic meter is introduced. The method of target recognition by imaging detection data is introduced. Finally, a very shallow water area in China is selected to place mines and similar targets in advance, and relevant detection tests are carried out to obtain detection data. Through data comparison, the performance and feasibility of the unmanned shallow water mine rapid detection system based on TEM are verified.

       

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