用于振动试验系统的新型大功率开关功放研究  

Development of High-Power Switching-Mode Amplifier for Vibration Testing system

作　　者：刘小勇[1] 陶慧斌[1] 施仁[1] 

机构地区：[1]西安交通大学自动控制系,西安710049

出　　处：《机床与液压》2004年第3期62-65,共4页Machine Tool & Hydraulics

摘　　要：本文介绍了一种应用于电动振动系统中大功率开关型功率放大器的原理及其设计与开发 ,文中就系统结构、设计中的关键技术进行了研究 ,提出了一套完整的从信号前端输入到H桥输出的系统设计方案 。The system principles and its structure of a type of high-power switching-mode amplifier developed for electrodynamic shaker were introduced. Based on the research of the system structure, especially some key technology among the development, a practical scheme from the signal input to the H-bridge was developed, and some methods to deal with the problem encountered in the development were proposed.

关 键 词：开关功放 脉冲宽度调制 电动振动台 振动试验系统 功率放大器 

分 类 号：TH87[机械工程—仪器科学与技术] TN722.75[机械工程—精密仪器及机械]