压电变压器的原理、研究及应用  

The principle and applications of piezoelectric transformers

作　　者：朱奕蔓[1] 张光斌[1] 贺西平[1] 李珺[1] 

机构地区：[1]陕西师范大学应用声学研究所,西安710062

出　　处：《物理》2008年第8期606-610,共5页Physics

基　　金：陕西省自然科学基础研究计划(批准号:2007a07)资助项目

摘　　要：压电变压器是一种性能优良的电子器件,它的转换效率高,变压比大,结构简单,体积小,无电磁噪声,稳定性好,相对于传统的电磁变压器优势明显.文章对压电变压器的原理及器件结构、特点作了简单的介绍,对目前的研究和应用状况作了简要综述,对压电变压器的发展趋势进行了展望.A piezoelectric transformer is a high-performance electronic device with high conversion efficiency, high variable ratio, simple structure, small size, no electromagnetic noise, and good stability, so compared to tra- ditional electromagnetic transformers it has obvious advantages. We present a brief introduction to the principle of the piezoelectric transformer, as well as an overview of the device structure and characteristics, current research status, and applications. Future development trends are also forecast.

关 键 词：压电变压器 压电效应 变压器 

分 类 号：TM41[电气工程—电器]