The power-factor-correction circuit and the DC/DC converter are realized by average-current control and peak-current control, respectively.
功率因数校正级和DC/DC 变换级分别采用平均电流控制和峰值电流控制方法。
A 300w experimental prototype of power supply with power-factor-correction function based on dual-loop control strategy is presented in this paper.
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。
Experiment results showed that the correction device of power factor could realize high power factor, low harmonic distortion and low ripple of output voltage.
通过实验结果表明，单级功率因数校正装置可以实现较高的功率因数、较低的总谐波畸变，而且输出电压纹波小。
Describes a power factor correction (PFC) circuit, in which the power circuit is a boost converter controlled general switch mode controller IC.
介绍了一种用普通开关电源专用集成电路控制块作为控制电路，以升压式变换器作为功率电路的功率因数校正电路。
As the heart of the power factor correction circuit, the gain modulator gets a high power factor by controlling the input current.
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。
Power factor correction technology is an effective method of restraining harmonic currents and increasing power factor, which has been attended more and more in recent years.
功率因数校正技术是抑制谐波电流、提高功率因数的行之有效的方法，近年来受到了越来越多的关注。
The principle of charge pump for achieving power factor correction (PFC) and its unity power factor condition are analyzed.
分析了电荷泵电路实现功率因数校正（PFC）的基本原理和条件；
Input power factor correction function. Under full loading condition, the input power factor reaches 0.95 or above, no pollution to the electricity net environment.
输入功率因数校正功能，在满载情况下，输入功率因数可以达到0.95以上，不污染电网环境。
A proposal using passive power factor correction method to reduce harmonics emission is introduced 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。
Power factor correction (PFC) technique based on SEPIC converter is researched in this paper.
本文对基于SEPIC变换器的功率因数校正技术进行了研究。
Zero current transition (ZCT) topology of the single switch three phase boost power factor correction (PFC) rectifier is proposed.
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。
Active Power Factor Correction to meet EMC limits for harmonic current emissions, and limitations of voltage fluctuations and flicker.
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。
Theoretical analysis shows that the CUK circuit has inherently the features of power factor correction and soft turn off switching.
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。
The principle of active power factor correction circuit operated in critical inductor current mode is analyzed in this paper in detail.
文中详细分析了电感电流准连续模式的有源功率因数预校正电路的工作原理。
A novel low conduction loss circuit that can be used for power factor correction is presented in this paper.
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。
In this paper, we studied on critical current mode active Power Factor Correction technology, and did a detailed analysis and design on voltage reference circuit and analog multiplier circuit.
本文研究了有源功率因数校正技术中的临界导通模式的基本原理，并对其中的电压基准源和模拟乘法器做了详细的分析和设计。
The active power factor correction(APFC) technology is introduced into the DC energy storage unit ofUPQC for capacitive voltage control.
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 working principle and characteristic of the Boost power factor correction (PFC) circuit operating in critical conduction mode are investigated.
介绍了临界模式功率因数校正电路的工作原理和特点。
A power factor correction circuit is connected to the regulation section.
功率因子校正电路连接到调节部分。
To enhance the performance of UPQC, active power factor correction (APFC) technology is introduced into the DC energy storage unit of UPQC for capacitive voltage control.
为了进一步提高UPQC的性能，将有源功率因数校正(APFC)技术引入UPQC直流储能单元的直流电容电压控制，详细阐述了其工作原理，并给出了仿真实验结果。
As an effective way of eliminating high frequency harmonic, active Power Factor Correction (PFC) technology has been deeply researched and has broad application.
有源功率因数校正技术(PFC)作为一种有效的谐波抑制方法，得到了广泛而深入地研究与应用。
In this paper, the methods of power factor correction are discussed, and the principal of boost active power factor correction circuit operated in critical inductor current mode is analyzed in detail.
本文讨论了功率因数校正的方法，分析了电感电流工作于临界模式的升压式有源功率因数校正电路的原理。
Power Factor Correction (PFC) technique make input current waves sine, improve efficiency of the system and reduce harmonic waves.
功率因数校正技术对输入电流进行校正，提高设备利用率，减少谐波对电网的污染。
The experimental study and theoretical analysis on a novel 3kW boost power factor correction circuit with tapped inductor are made.
对一种新型带中心抽头电感斩波升压功率因数修正电路进行了实验研究和理论分析。
A circuit topology of a combined compensation system for power factor correction, harmonic mitigation and harmonic resonance damping is proposed.
提出了一种具有功率因数校正、滤除谐波电流和抑制谐波谐振的电力系统综合补偿系统电路结构并将其成功应用于实际工程。
This paper presents the design and implementation of a zero-voltage-transition power factor correction (PFC) converter having high power factor, high efficiency, and low harmonic line current.
本文研制一个具有高功率因数、高效率、低谐波且可操作于高频之零电压切换升压型功因修正器。
The new approaches for charge pump power factor correction (PFC), digital PFC and on - line UPS with PFC are introduced.
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。
In order to restrain harmonic pollution and improve power system quality, power factor correction (PFC) circuit is applied in pre-stage of power supply.
为了抑制谐波污染，改善电网品质，目前多在电源前级加入功率因数校正环节。
The Power Factor of electronic devices is a main index to judging their performance, while Active Power Factor Correction (APFC) is a radical and effective approach to improve Power Factor.
用电设备的功率因数是衡量其性能的一项重要指标，而提高功率因数的最根本和有效的途径就是采用有源功率因数校正技术。
The power factor correction (PFC) and half-bridge inverter circuit topology are commonly used in modern high power factor electronic ballasts.
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。
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