一种基于虚拟平均无功鉴相的单相锁相环设计

Single Phase Locked Loop Design Based on Virtual Average Reactive Phase

随着电力电子技术的不断发展,PWM整流器技术在现今社会有着极为广泛的应用背景。而锁相环技术作为PWM整流器控制技术的核心之一,其性能直接影响到PWM整流器的并网控制性能。本文详细介绍了一种基于虚拟平均无功鉴相的单相锁相环设计,通过对锁相环的基本原理、数学建模、参数整定以及算法设计的详细阐述,完成此方案的理论分析和实际应用。

With the development of power electronic technology,there is wide range of applications for PWM rectifier technology. As the core control technology of PWM rectifier, Phase locked loop technology affect the performance of grid-connected control directly. This text introduce in detail an single phase locked loop design based on virtual average reactive phase discrimination, this paper states in detailed the basic principle of phase locked loop,Mathematical Modeling,Parameters setting and algorithm Design, complete the theoretical analysis and practical use of this solution.