功率因数校正

传统的功率因数校正电路由Boost电路构成，这种电路控制复杂，输出电压比输入电压高，难以实现输入和输出之间的电气隔离。

Conventional PFC topology is constituted by Boost circuit , whose control is complexity , output voltage is higher than input voltage and electrical isolation is difficult to achieve between the input and output .

传统的单级功率因数校正变换器通常采用模拟控制，随着数字信号处理器（DSP）的飞速发展及性价比的进一步提升，越来越多的电力电子设备采用DSP取代原有的模拟控制芯片作为主控制器。

Traditional single-stage PFC converter usually adopts analog control , however with the rapid development and the drop of the price of the digital signal processor , more and more power electronic equipment use DSP instead of analog controller as the main controller .

特别对单相Boost型功率因数校正电路的集成进行了概述。

The integration of single-phase Boost PFC converters is particularly overviewed .

第四章着重介绍基于DSP的具有软开关的功率因数校正技术，并给出实验结果与分析。

Chapter 4 focuses on PFC with zero-voltage-switching and analyzes the experiment result .

三相Boost功率因数校正电路分析与实验研究

Analysis and Experiment Research of Three Phase Boost Power Factor Correction Circuit

高效率的BOOST型功率因数校正预调节器

A high efficient boost converter with power factor correction

单相BOOST功率因数校正电路的参数设计

Design of Single Phase BOOST Power Factor Correction Circuit

功率因数校正控制器IC的发展现状与动向

General Situation And Trends Of Power Factor Correction ( PFC ) Controller ICs

单相Boost功率因数校正电路输入阻抗特性研究

Input Impedance Study of Single-phase Boost PFC Converters

单相BOOST功率因数校正主电路模型的建立

Modeling of BOOST converter using for single-phase PFC

介绍了临界导电模式Boost型有源功率因数校正电路的原理和实现方法。

This paper introduces the basic theory and realization of transition mode Boost APFC circuit .

平均电流控制型Boost功率因数校正变换器中的中频振荡现象分析

Analysis of medium-frequency oscillation in the Boost power factor correction converter with average current mode control

基于DSC控制的数字功率因数校正模块应用

Application of Digital Control PFC Module Based on DSC

系统拓扑主要包括Boost功率因数校正电路、DC/DC变换器以及高频DC/AC逆变器三个部分。

It includes Boost PFC circuit , DC / DC converter and high frequency DC / AC inverter .

有源功率因数校正（ActivePowerFactorCorrection，APFC）技术的优点是总谐波含量小，功率因数高。

Active power factor correction ( APFC ) technology can achieve high power factor and low total harmonic distortion ( THD ) .

对平均电流型功率因数校正电路原理进行分析，并就以BOOST型拓补构成该型电路实现的几个关键技术做出说明。

Analysis the average current model PFC , and talk about some problem of electric circuits realizes of BOOST model .

功率因数校正（PFC）技术是目前电力电子研究的热点之一。

PFC is the hot point today in the electric electronic research .

功率因数校正原理及PFC整流器的实现

The Principle of Power Factor Correction and Realization of a PFC Rectifier

HID灯电子镇流器有源功率因数校正电路设计

Design of Active Power Factor Correction Circuit for High Intensity Discharge Electronic Ballast

MATLAB下利用BUCK-BOOST变换器实现通信电源功率因数校正的仿真分析

The power factor correction analysis of communication power supply by using MATLAB-based BUCK-BOOST converter

功率因数校正技术（PFC）是功率电子学所研究的重要技术之一，它是开关电源节约能源的重要手段。

Power factor corrector technology is one of the main technologies of power electronics .

采用标准IPM模块的低成本功率因数校正

Study on Power Factor Correction of Low Cost Converter Using Standard IPM

基于改进SVPWM方法的三相功率因数校正变换器的仿真分析

Analysis and Simulation of Three Phase Power Factor Correction Converter Based on Improved SVPWM Method

本论文旨在讨论在线UPS中有源功率因数校正电路全数字化的研究。

This paper aims to discuss the online UPS in the active power factor correction circuit of an all-digital research .

因此，功率因数校正（PFC）技术成为了一个重要的研究方向。

Therefore , the power factor correction ( PFC ) technology has become an important research area .

功率因数校正（PFC）拓扑的选择

Choosing the Correct PFC Topology

带有功率因数校正的电荷控制型Flyback变换器的分析与设计

Analysis and Design of Flyback PFC with Charge Control

基于BCD工艺的优化THD有源功率因数校正控制器设计

Design of APFC Controller with THD Optimizer Circuit Based on BCD Process

在日渐成熟的有源功率因数校正技术中，单相PFC技术已经十分完善。

In the maturing of active power factor correction technology , the single-phase PFC technology has been perfect .

功率因数校正（PFC）作为电力电子技术领域里非常重要的内容，本文对其进行了一些研究，并将其应用于LED恒流源的设计中。

As the very important content in power electronic technology , power factor correction ( PFC ) is studied to design LED constant current source .