通过阻抗匹配和头质量结构优化Tonpilz传感器传输
Yang Gou1,2, Shenhai Ye1, Xin Fu3
1College of Logistic Engineering, Shanghai Maritime University, Shanghai 201306, China.
Micromachines
|March 27, 2025
概括
这项研究引入了一种新的辐射头结构和阻抗匹配网络,用于水下声传感器. 这一创新通过提高功率因子和扩大运行带宽,显著提高了声纳的性能.
科学领域:
- 声学 声学 在声学上
- 电气工程 电气工程
- 信号处理 信号处理
背景情况:
- 水下声学发射器的性能对于声纳系统至关重要.
- 传感器和电路之间的阻抗不匹配限制了声纳带宽和检测范围.
- 皮尔兹传感器的辐射头结构影响声场辐射特征.
研究的目的:
- 为Tonpilz传感器提出一个新的辐射头结构.
- 设计一个阻抗匹配网络以提高传感器性能.
- 为了增强海底传感器的带宽,输出功率和声场辐射.
主要方法:
- 建立了基于Krimholtz-Leedom-Matthaei (KLM) 模型的活性功率的数学模型.
- 利用自适应的高斯-牛顿算法来确定阻抗匹配的网络参数.
- 设计了一种新的辐射头结构,并将其与阻抗匹配网络集成.
主要成果:
- 拟议的传感器表现出比传统设计高6dB的发射器电压响应.
- 阻抗匹配进一步增加了5dB的发射器电压响应.
- 阻抗匹配网络使功率因子提高了3.2倍,频段扩大了1.6倍.
结论:
- 新的辐射头结构和阻抗匹配网络显著提高了水下声学传感器的性能.
- 拟议的设计克服了与阻抗不匹配相关的局限性,改善了声纳系统的能力.
- 这一进步为高性能声纳应用提供了更好的检测范围和操作带宽.
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