三逆变电源并联系统的功率因数校正方法。
最后概括了有源功率因数校正技术的发展趋势。
At the end of the article, it summarizes the trends of active PFC technology.
介绍了临界模式功率因数校正电路的工作原理和特点。
The working principle and characteristic of the Boost power factor correction (PFC) circuit operating in critical conduction mode are investigated.
这使得功率因数校正技术成为电力电子研究的热点之一。
As a result of it, PFC has become one of the study focuses in power electronics.
功率因数校正(PFC)是电源设计中的关键内容之一。
提出了用于功率因数校正时主要储能元件参数的计算方法。
The calculating method to identify the system parameters is recommended.
本文给出了一种可用于功率因数校正的新型低通态损耗电路。
A novel low conduction loss circuit that can be used for power factor correction is presented in this paper.
介绍用于无源和有源功率因数校正中电感材料的特性和选择。
The characteristic and selection of inductance material for use in PPFC and APFC are introduced.
本文对基于SEPIC变换器的功率因数校正技术进行了研究。
Power factor correction (PFC) technique based on SEPIC converter is researched in this paper.
介绍了一种采用无源功率因数校正方法降低电源谐波含量的方案。
A proposal using passive power factor correction method to reduce harmonics emission is introduced in this paper.
将有源功率因数校正技术引入UPQC直流储能单元的电压控制。
The active power factor correction(APFC) technology is introduced into the DC energy storage unit ofUPQC for capacitive voltage control.
主要介绍了有源功率因数校正（APFC）的工作原理、电路分类。
Principle and class of active power factor correction(APFC) are introduced.
提出了一种零电流开关结构的单开关管的三相升压功率因数校正整流器。
Zero current transition (ZCT) topology of the single switch three phase boost power factor correction (PFC) rectifier is proposed.
理论分析得出了CUK电路具有固有的功率因数校正和软关断开关特性。
Theoretical analysis shows that the CUK circuit has inherently the features of power factor correction and soft turn off switching.
本文介绍功率因数校正(PFC)原理，以及一个PF C整流器的实现。
This paper discusses the principle of power factor correction (PFC) and describes the realization of a PFC rectifier.
提出了一种基于桥式逆变电路的新型单级功率因数校正变换器的电路拓扑。
This paper introduces a novel topology about single-stage PFC converter based on bridge inverter and analyzes its theory of operation.
分别讨论了功率因数校正模块、双正激变换电路模块和二次斩波模块的建模方法。
The model setting up method of the three module which include power factor correction circuit, two-transistor forward converter, secondly chopper circuit, is discussed in detail.
本文的研究包括了软开关、功率因数校正和电力电子集成技术等三个方面的内容。
This dissertation is focused on the research of soft-switching technology, PFC technology, and integrated power electronic module.
提出一种具有零电流关断(ZCS)的反激式单级功率因数校正(PFC)变换器。
A flyback converter with zero current switching (ZCS) resonant and power factor correct (PFC) is proposed.
现在国内外正在开发研究单级功率因数校正电路，具有很高的功率因数，且成本低。
Recently, internal and overseas investigators are developing single-stage PFC circuit, which has higher PF and lower price.
提出一种新型ZVT功率因数校正电路，将饱和电感和并联电客加入辅助开关网络中。
A novel ZVT power factor correction circuit is proposed, in which the saturable core and the-capacitor are added to the auxiliary switching network.
无源功率因数校正技术具有简单及成本低的优点，在小功率应用场合具有广阔的前景。
Passive solutions are very attractive topologies for low power applications, due to the theirs simplicity and low cost.
提出了一种基于临界电流模式的峰值电流控制技术来实现开关电源的功率因数校正任务。
A critical current mode based on the peak current control technology to achieve switching power supply power factor correction task is proposed.
有源功率因数校正满足EMC的谐波电流的排放限制，以及满足电压波动和闪变的限制。
Active Power Factor Correction to meet EMC limits for harmonic current emissions, and limitations of voltage fluctuations and flicker.
基于电流和电压的双环控制策略，研制了一台输出功率300w的功率因数校正电源样机。
A 300w experimental prototype of power supply with power-factor-correction function based on dual-loop control strategy is presented in this paper.
介绍了充电泵功率因数校正（PFC）、数字PFC和带PFC的在线UPS的几种新方法。
The new approaches for charge pump power factor correction (PFC), digital PFC and on - line UPS with PFC are introduced.
增益调制器作为功率因数校正电路的核心电路，通过控制输入电流来得到一个高的功率因数。
As the heart of the power factor correction circuit, the gain modulator gets a high power factor by controlling the input current.
现代高功率因数电子镇流器结构中普遍采用功率因数校正（PFC）和半桥逆变谐振电路拓扑。
The power factor correction (PFC) and half-bridge inverter circuit topology are commonly used in modern high power factor electronic ballasts.
本文介绍了所提出的新型变换器实现功率因数校正的基本原理，对其工作模态进行了详细的分析。
The paper introduces the basic principles of the converter achieving high power factor and detailed analyses about the operation modes of converter are given.
本文介绍了所提出的新型变换器实现功率因数校正的基本原理，对其工作模态进行了详细的分析。
The paper introduces the basic principles of the converter achieving high power factor and detailed analyses about the operation modes of converter are given.
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