The dominant harmonic detecting method is summarized in this paper and a modified technique based on synchronous reference is proposed for accurate harmonic and reactive current detection.
文中总结了当前主流的谐波检测方法，提出了一种用于谐波和无功准确检测的改进同步坐标系法。
It is concluded that the harmonic and reactive current detection behave as just a feed-forward signal in this closed-loop, and it is incapable of improving the compensation accuracy in steady-state.
结果表明谐波及无功检测信号只不过是电容电压闭环系统中的一个前馈补偿信号，其存在不但不能提高反而影响谐波及无功的稳态和动态补偿精度。
In this paper, based on the orthogonality of sine function, a detection approach of generalized reactive current suitable for both the single phase and three phase active power filters is presented.
本文根据正弦函数的正交特性，提出了一种既适用于单相也适用于三相有源电力滤波器的广义无功电流检测方法。
The test results show that this method is feasible for real time detection of harmonic and reactive current of the active power compensator. The circuits are very simple.
实验结果表明，这种检测方法是可行的，而且电路非常简单，可用于实时检测有源电力补偿器的谐波与无功电流。
Instantaneous reactive power theory applied on harmonic and reactive current real-time detection is presented in this paper.
介绍了瞬时无功功率理论在谐波和无功电流实时检测方面的应用。
A unified model for harmonics and reactive current closed-loop or open-loop detection was established based on instantaneous reactive power theory.
基于瞬时无功功率理论建立了谐波及无功电流检测系统闭环、开环的统一模型。
Detection of harmonic and reactive current is very crucial to harmonic restraint and reactive compensate.
谐波和无功检测是进行谐波抑制和无功功率补偿的关键技术。
The fundamental current's detection which can detect the fundamental current and reactive power is one of the key technologies in Active Power Filter(APF).
电流基波分量和无功功率的实时检测是航空电源有源滤波器的关键技术之一。
Based on the analysis of its system structure, a detection algorithm of single-phase dynamic reactive current is presented and applied to STATCOM.
通过分析单相动态无功补偿系统结构，提出了一种新型的单相动态无功电流检测算法，并将其应用于静止同步补偿器。
Based on the analysis of its system structure, a detection algorithm of single-phase dynamic reactive current is presented and applied to STATCOM.
通过分析单相动态无功补偿系统结构，提出了一种新型的单相动态无功电流检测算法，并将其应用于静止同步补偿器。
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