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通过阻抗匹配和3D打印,提高APT系统在空气中的性能

Liu Liu¹, Waleed Abdulla¹

¹Department of Electrical, Computer and Software Engineering, The University of Auckland, Auckland 1010, New Zealand.

Sensors (Basel, Switzerland)

|June 10, 2023

概括

这项研究通过阻抗匹配和一种新的3D打印来增强空气中的声力传输 (APT) 系统. 结果显示,声压和输出电压改善,以提高性能.

科学领域:

声学工程声学工程
材料科学材料科学材料科学
电气工程电气工程

背景情况:

空气的低声阻力限制了压电传感器的性能.
声力传输 (APT) 系统需要在空气中有效地传输能量.
现有的方法可能不具有成本效益或易于实施.

研究的目的:

为了提高声学压电传感器系统在空气中的性能.
研究用于增强声力转移 (APT) 的阻抗匹配技术.
开发和验证一种新的,具有成本效益的,可3D打印的外围.

主要方法:

将阻抗匹配电路集成到梅森电路模型中.
对固定约束对压电传感器声压和输出电压的影响的分析.
设计,制造和表征3D打印可用的等边三角形外围.
基于实验和模拟验证的阻抗和距离特征.

主要成果:

集成阻抗匹配电路提高了系统性能.
固定的约束被证明会影响声压和输出电压.
这种新型的外围显示出有效的阻抗和距离特性.
实验和模拟结果始终证实了的有效性.

结论:

阻抗匹配对于优化空中APT系统至关重要.
拟议的3D打印具提供了一个实用且具有成本效益的解决方案.
这项研究为提高各种应用中的APT系统性能提供了有价值的见解.

关键词:

在空气中使用APT系统.紧固件的使用方法阻抗匹配与阻抗匹配相匹配压电式传感器压电式传感器

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