对于任意数组结构的基线分解超短基线定位算法
Lianglong Da1,2, Baoheng Liu1,2, Sichen Zou2
1Naval Submarine Academy, Qingdao 266199, China.
The Journal of the Acoustical Society of America
|November 13, 2024
概括
一个新的基线分解算法提高了超短基线 (USBL) 水声定位精度,并简化了用于海洋工程应用的计算. 与现有算法相比,这种方法提高了应用程序的稳定性和有效性.
科学领域:
- 海洋工程 海洋工程是指海洋工程.
- 水声定位技术的水声定位技术
- 水下航行水下航行
背景情况:
- 超短基线 (USBL) 系统由于其紧的尺寸和易于使用,对海洋工程至关重要.
- 现有的USBL算法往往受到低定位精度和复杂计算的影响.
- 不断增长的海洋经济需要更精确,更有效的定位解决方案.
研究的目的:
- 为USBL系统提出一个新的基线分解本地化算法.
- 解决现有的USBL算法的精度和计算复杂性的局限性.
- 开发一种适用于任意数组结构的多功能算法.
主要方法:
- 该研究引入了基于坐标系转换的基线分解本地化算法.
- 定位观察方程是为每个基线在基数组内建立的.
- 最小方程方法与各种基线组合一起用于确定定位结果.
- 模拟分析系统错误,包括时间延迟,元素坐标和声速效应.
主要成果:
- 拟议的算法简化了USBL定位的计算过程.
- 与现有方法相比,它显示出更好的定位精度.
- 该算法在定位结果中表现出增强的稳定性.
- 模拟数据和海上试验结果都验证了算法的有效性.
结论:
- 基线分解本地化算法比传统的USBL方法有了显著的改进.
- 它为海洋定位提供了更准确,更强大,更有效的计算解决方案.
- 该算法在各种海洋工程场景中显示出有前途的应用潜力.
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