| 基于瞬时无功功率理论的UPQC并联单元研究 |
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| 引用本文： | 崔娟娟,高沁翔,周海玲,刘智勇. 基于瞬时无功功率理论的UPQC并联单元研究[J]. 电测与仪表, 2009, 46(11) |
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| 作者姓名： | 崔娟娟 高沁翔 周海玲 刘智勇 |
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| 作者单位： | 1. 北京交通大学,电气工程学院,北京,100044
2. 临沂师范学院物理系,山东,临沂,276000 |
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| 摘 要： | 随着配电系统中电能质量的日益恶化和用户对电能质量的要求越来越高,提高和改善电力系统的电能质量问题成为目前的研究重点.本文介绍了统一电能质量控制器的拓扑结构,同时给出了三相四线制系统并联有源滤波器的结构,重点研究了并联部分电流谐波的检测方法,即采用基于瞬时无功功率理论的谐波电流和无功检测方法,并通过实验针对电网中典型谐波源,三相整流桥所产生的谐波电流的补偿进行了仿真分析,从而表明所采用的检测方法的可行性和有效性.
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| 关 键 词： | 瞬时无功功率理论 三相四线制系统 三相整流桥 无功和谐波 |
Study on Shunt Unit of Unified Power Quality Conditioner Based on Instantaneous Reactive Power Theory |
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| CUI Juan-juan,GAO Qin-xiang,ZHOU Hai-ling,LIU Zhi-yong. Study on Shunt Unit of Unified Power Quality Conditioner Based on Instantaneous Reactive Power Theory[J]. Electrical Measurement & Instrumentation, 2009, 46(11) |
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| Authors: | CUI Juan-juan GAO Qin-xiang ZHOU Hai-ling LIU Zhi-yong |
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| Affiliation: | CUI Juan-juan1,GAO Qin-xiang1,ZHOU Hai-ling2,LIU Zhi-yong1 (1. School of Electrical Engineering,Beijing Jiao Tong University,Beijing 100044,China. 2. Physical Department,Linyi Nomal University,Linyi 276000,Sh,ong,China) |
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| Abstract: | With the deterioration of power quality in distribution power system and customers'requirements on the quality and reliability of electrical power supply growing higher and higher,improving the power quality is becoming the focus problem in contemporary. This paper introduces topological structure of Unified Power Quality Controller,presents the active filter's structure of three-phase four-wire system,focuses on the detection of harmonic current in parallel parts,presents an approach of detecting harmonic ... |
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| Keywords: | instantaneous reactive power theory three-phase four-line system three-phase rectifier bridge reactive power and harmonic |
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