Under this model, the simulations of the energy feedback, APF and modes transfer have been done.

Study of a APF System on the Basis of Improved FFT Algorithm

APF系统中改进型FFT算法的研究

The voltage space vector predictive current control method for APF.

电压空间矢量预测电流控制方法。

A new detecting method for reference signal of APF

一种新的有源滤波器参考信号提取方法

An active power filter ( APF) based on adaptive detection of main current is presented.

基于自适应滤波理论，提出了一种对主电流进行自适应滤波的电力有源滤波器。

Analysis of the transient process and protection of APF when traction network has over current

牵引网过电流时的有源滤波器暂态过程分析与保护

An Emulation Study of the Parallel APF Based on Load Current Detection

基于负载电流检测的并联型APF仿真研究

Research of Harmonic Detection Methods in APF

有源电力滤波器中谐波检测方法的研究

Power Quality Compensation System with DSP Controlled APF

基于DSP控制有源滤波器的电能质量补偿系统

DC link voltage control is a key technology of shunt APF.

直流侧电压控制是并联型有源电力滤波器的关键技术之一。

The Comparing and Analyzing of the Compensation Method for APF

有源滤波器补偿方式的比较与分析

Several method of detecting harmonic current in the APF based harmonic compensation

基于APF的谐波补偿中的几种谐波电流检测方法

This paper chooses three phase shunt APF to study.

本文选择三相并联型有源电力滤波器作为研究对象。

Method of designing APF based on compensating reference current for control loop

基于控制回路补偿参考电流的APF设计方法

The hysteresis current control method for APF based on voltage space vector.

基于电压空间矢量的APF滞环电流控制方法。

The key to APF is an accurate and real-time detecting method.

使用有源滤波器进行精确补偿的关键在于，实时、准确地检测出电网中瞬时变化的畸变电流。

To improve the transient characteristics of APF system, the power balance principle is applied to harmonic and reactive power detection.

为了更好地提高有源滤波系统的瞬时特性，将有功功率平衡原理应用于并联型有源滤波器的谐波和无功检测。

However, the research of control method and control technique of APF is the core problem.

而有源滤波器的控制技术又是其研究中的核心问题。

So, as I said to you, natural medicine is also known as holistic medicine

那么，正如我对你说过的那样，自然医学也被称为整体医学。

Peter Wilson, also known as 'the Tiger'.

彼得∙威尔逊，也称“老虎”。

The Universal Product Code symbol, also known as the ‘ bar code ’, is printed on products for sale and contains information that a computer can read.

通用产品代码符号，亦称“条形码”，印在出售的商品上，其中含有计算机能识别的信息。