correction of power factor的意思|示意

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；

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。

Passive Power factor correction circuit, two-stage and single-stage APFC circuits are researched, which applications are given by comparison of their performance.

对无源pfc电路、有源两级PF c电路和有源单级PF C电路进行了分析及性能比较，指出它们分别适用的场合。

The simulation result proves: Used this converter's topology structure, the envelope curve of import electric current follows entering voltage change. And power factor correction has been realized.

仿真分析结果证明：该变换器拓扑结构能够使输入电流的包络随着收入电压变化，有效的实现了功率因数校正。

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。

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。