The Equivalent Circuit Model and Characteristic of Radial Vibration Mode Piezoelectric Transformer

HUANG Yi-hua; ZHOU Kang-yuan; SHI Jun; GU Yu

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The Equivalent Circuit Model and Characteristic of Radial Vibration Mode Piezoelectric Transformer

更新时间：2025-07-16

- The Equivalent Circuit Model and Characteristic of Radial Vibration Mode Piezoelectric Transformer
- Acta Electronica Sinica Vol. 30, Issue 11, Pages: 1585-1588(2002)
- 作者机构：
  
  1. 中山大学电子与通信工程系,广东,广州,510275
  2. 中国科学技术大学电子工程与信息科学系,安徽,合肥,230027
  3. 中山大学电子与通信工程系广东广州,510275
  4. 中国科学技术大学电子工程与信息科学系安徽合肥,230027
- 作者简介：
- 基金信息：
- DOI：
  CLC： TN384
- Published：2002
- 稿件说明：
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HUANG Yi-hua, ZHOU Kang-yuan, SHI Jun, et al. The Equivalent Circuit Model and Characteristic of Radial Vibration Mode Piezoelectric Transformer[J]. Acta Electronica Sinica, 2002, 30(11): 1585-1588.
DOI：

HUANG Yi-hua, ZHOU Kang-yuan, SHI Jun, et al. The Equivalent Circuit Model and Characteristic of Radial Vibration Mode Piezoelectric Transformer[J]. Acta Electronica Sinica, 2002, 30(11): 1585-1588. DOI：

摘要

本文使用线性压电方程并结合相关的弹性理论对目前国际上刚刚出现的径向振动压电变压器进行了分析和研究

导出了该压电变压器的等效电路模型

并根据电路模型得出径向振动压电变压器的输入阻抗、输出阻抗、升压比、输出功率及效率等特性的数学表达式.文中通过实验对上述特性加以验证

实验结果与理论计算值基本一致

说明本文给出的径向振动压电变压器等效电路模型及其各种特性的数学表达式是正确的.

Abstract

A new kind of piezoelectric transformer

radial vibration mode piezoelectric transformer

is investigated through linear piezoelectric equations combined with the theory of elasticity

and its equivalent circuit model is deduced.According to the model

the mathematical expressions of the input impedance

output impedance

voltage gain

output power and efficiency of radial vibration mode piezoelectric transformer are concluded.These expressions are verified by the experiment results.

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