A PSO-based approach to optimal capacitor placement with harmonic distortion consideration

被引:82
作者
Yu, XM [1 ]
Xiong, XY [1 ]
Wu, YW [1 ]
机构
[1] Huazhong Univ Sci & Technol, Dept Elect Engn, Wuhan 430074, Peoples R China
关键词
capacitor placement; harmonic distortion; harmonic power flow; particle swarm optimization (PSO);
D O I
10.1016/j.epsr.2004.01.002
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
This paper presents a particle swarm optimization (PSO) based approach to achieve optimal capacitor placement in radial distribution systems. Harmonic distortion effects. discrete nature of capacitors, and different load levels are all taken into consideration in the problem formulation. Mathematically, the capacitor placement problem is a non-linear and non-differentiable mixed integer optimization problem with a set of equality and inequality operating constraints. Most conventional optimization techniques are incapable to solve this hard combinatorial problem. whereas PSO algorithm is very suitable. The proposed solution method employs PSO to search for optimal locations, types, and sizes of capacitors to be placed and optimal numbers of switched capacitor banks at different load levels. Computation procedures of applying the method to the capacitor placement problem are given in detail. The proposed approach has been implemented and tested on a distorted IEEE 9-bus test system with promising results. (C) 2004 Elsevier B.V. All rights reserved.
引用
收藏
页码:27 / 33
页数:7
相关论文
共 20 条
[1]   EFFECTS OF NONLINEAR LOADS ON OPTIMAL CAPACITOR PLACEMENT IN RADIAL FEEDERS [J].
BAGHZOUZ, Y .
IEEE TRANSACTIONS ON POWER DELIVERY, 1991, 6 (01) :245-251
[2]   SHUNT CAPACITOR SIZING FOR RADIAL-DISTRIBUTION FEEDERS WITH DISTORTED SUBSTATION VOLTAGES [J].
BAGHZOUZ, Y ;
ERTEM, S .
IEEE TRANSACTIONS ON POWER DELIVERY, 1990, 5 (02) :650-657
[3]   EFFICIENT INTEGER OPTIMIZATION ALGORITHMS FOR OPTIMAL COORDINATION OF CAPACITORS AND REGULATORS [J].
BALDICK, R ;
WU, FF .
IEEE TRANSACTIONS ON POWER SYSTEMS, 1990, 5 (03) :805-812
[4]   OPTIMAL CAPACITOR PLACEMENT ON RADIAL-DISTRIBUTION SYSTEMS [J].
BARAN, ME ;
WU, FF .
IEEE TRANSACTIONS ON POWER DELIVERY, 1989, 4 (01) :725-734
[5]   OPTIMAL SIZING OF CAPACITORS PLACED ON A RADIAL-DISTRIBUTION SYSTEM [J].
BARAN, ME ;
WU, FF .
IEEE TRANSACTIONS ON POWER DELIVERY, 1989, 4 (01) :735-743
[6]   OPTIMAL CAPACITOR PLACEMENT IN DISTRIBUTION-SYSTEMS BY GENETIC ALGORITHM [J].
BOONE, G ;
CHIANG, HD .
INTERNATIONAL JOURNAL OF ELECTRICAL POWER & ENERGY SYSTEMS, 1993, 15 (03) :155-162
[7]   OPTIMAL CAPACITOR PLACEMENTS IN DISTRIBUTION-SYSTEMS .1. A NEW FORMULATION AND THE OVERALL PROBLEM [J].
CHIANG, HD ;
WANG, JC ;
COCKINGS, O ;
SHIN, HD .
IEEE TRANSACTIONS ON POWER DELIVERY, 1990, 5 (02) :634-642
[8]   Optimal shunt capacitor allocation by fuzzy dynamic programming [J].
Chin, HC .
ELECTRIC POWER SYSTEMS RESEARCH, 1995, 35 (02) :133-139
[9]   Capacitor placement in distribution systems using heuristic search strategies [J].
Chis, M ;
Salama, MMA ;
Jayaram, S .
IEE PROCEEDINGS-GENERATION TRANSMISSION AND DISTRIBUTION, 1997, 144 (03) :225-230
[10]   VOLT VAR CONTROL ON DISTRIBUTION-SYSTEMS WITH LATERAL BRANCHES USING SHUNT CAPACITORS AND VOLTAGE REGULATORS .2. THE SOLUTION METHOD [J].
CIVANLAR, S ;
GRAINGER, JJ .
IEEE TRANSACTIONS ON POWER APPARATUS AND SYSTEMS, 1985, 104 (11) :3284-3290