PWM变流技术应用

刘家辛：PWM在变流技术中的应用AbstractScience and technology are constantly evolving and improving,particularly in the areaof electronic circuits,and people are constantly implementing a variety of innovativeinventions.At the same time,the PWM control technology has begun to emerge and occupyan important place.In modern life,everything is connected and the PWM technology isidentical to the transformation technology.Combining these two factors and the ongoingresearch and study of people,modern PWM technologies play a vital role in socialproduction.In this article,we will analyze the use of PWM in converter technology andexpress my delicate opinion.This article first explains the basic use of PWM technology in conversion technologyto better understand power electronics technology.Secondly,several basic PWM control methods will be presented,and the basicprinciples of the different methods will be explained and analyzed to achieve a betterunderstanding of PWM.Finally,this article presents three practical examples of the use of PWM technology inconversion technology,in order to better analyze and understand the operating mode ofPWM technology and various methods of application of PWM technology.Key words:PWM;Converter technology;Resonant soft switch;PWM speed regulation