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首页> 外文期刊>Electric power systems research >A four-leg unified series-parallel active filter system for periodic and non-periodic disturbance compensation
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A four-leg unified series-parallel active filter system for periodic and non-periodic disturbance compensation

机译:用于周期性和非周期性扰动补偿的四腿统一串并联有源滤波器系统

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摘要

This paper presents a three-phase four-leg (3P4L) unified series-parallel active filter (USPAF) system, compensating for both periodic and non-periodic disturbances using a generalized non-active power theory (GNAP) based control strategy. The 3P4L USPAF system is realized by the integration of series and parallel active filters (AFs), composed of the two 3P4L voltage source inverters (VSIs) sharing a common dc-link capacitor. The GNAP theory was implemented previously in the parallel AF. In this study, the theory is proposed for the 3P4L USPAF system to compensate non-sinusoidal periodic and non-periodic currents and voltages. Distorted source voltages and unbalanced non-linear load currents compensation were verified simultaneously through the 3P4L USPAF system experimental prototype. Sub-harmonic and stochastic non-periodic current/voltage compensations were analyzed through simulations with Matlab/Simulink software. The simulation and experimental results showed that the theory proposed for the 3P4L USPAF system was applicable to non-active power compensation in three-phase four-wire (3P4W) systems under periodic and non-periodic disturbances.
机译:本文提出了一种三相四臂(3P4L)统一串联-并联有源滤波器(USPAF)系统,它使用基于广义非有功功率理论(GNAP)的控制策略来补偿周期性和非周期性干扰。 3P4L USPAF系统是通过串联和并联有源滤波器(AF)的集成来实现的,该有源滤波器由两个3P4L电压源逆变器(VSI)共用一个直流链路电容器组成。 GNAP理论以前是在并行AF中实现的。在这项研究中,提出了用于3P4L USPAF系统以补偿非正弦周期和非周期电流和电压的理论。通过3P4L USPAF系统实验原型,同时验证了失真的电源电压和不平衡的非线性负载电流补偿。通过使用Matlab / Simulink软件进行仿真,分析了次谐波和随机非周期电流/电压补偿。仿真和实验结果表明,针对3P4L USPAF系统提出的理论适用于周期性和非周期性扰动下的三相四线(3P4W)系统的无功功率补偿。

著录项

  • 来源
    《Electric power systems research》 |2011年第5期|p.1132-1143|共12页
  • 作者单位

    Department of Electrical Education, Technical Education Faculty, Kocaeli University, Umuttepe Kampus, Izmit 41380, Kocaeli, Turkey;

    Department of Electrical Education, Technical Education Faculty, Kocaeli University, Umuttepe Kampus, Izmit 41380, Kocaeli, Turkey;

    Department of Electrical Education, Technical Education Faculty, Kocaeli University, Umuttepe Kampus, Izmit 41380, Kocaeli, Turkey;

  • 收录信息 美国《科学引文索引》(SCI);美国《工程索引》(EI);
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    active filter; four-leg voltage source inverter; harmonics; non-periodic; sub-harmonic; unbalance;

    机译:有源滤波器四脚电压源逆变器谐波非周期性次谐波不平衡;

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