Design of an Intelligent Emergency Safety Control Self-rescue System for UUV
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摘要: 针对无人水下航行器(UUV)航行作业时面临的安全性问题, 提出了一种智能应急安全控制自救系统, 该系统采用了电磁耦合的工作模式, 其基本原理是通过直流线圈产生与永磁体强度相同的反向磁场, 以消除电磁铁的磁力, 并利用弹簧力将负载抛掉。通过分析线圈电磁力与线圈匝数等参数的对应关系, 给出了电磁铁设计方法, 在系统设计时通过在滑道中设置单向斜坡扰动结构, 以及在控制机制中采用故障优先权联锁等, 实现了系统的低功耗及高可靠性。湖上试验验证表明, 该系统对于提高中小型UUV在复杂海洋环境中的安全性具有实用价值。Abstract: In view of the fact that unmanned undersea vehicle(UUV) navigation operations face serious security problems, this paper puts forward an intelligent emergency safety control self-rescue system. This system adopts the operation mode of electromagnetic coupling. Its basic principle is to generate a reverse magnetic field with the same strength as the permanent magnet through a direct current(DC) coil so as to offset the electromagnetic force, then the load can be removed via spring force. The design method of the electromagnet is given by analyzing the corresponding relationship between the coil electromagnetic force and other parameters such as coil turns. The unidirectional slope disturbance structure is set in the chute, and the fault priority interlock is used in the control mechanism to realize low power consumption and high reliability of the system. Lake trial shows that the system is applicable for improving the safety of UUV.
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Key words:
- unmanned undersea vehicle(UUV) /
- safety /
- electromagnetic coupling /
- self-rescue system
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