Title :
A discrete particle swarm optimization technique (DPSO) for power filter design
Author :
Sharaf, Adel M. ; El-Gammal, Adel A A
Author_Institution :
Energy Res. Centre, Univ. of Trinidad & Tobago, Trinidad and Tobago
Abstract :
In this paper, a novel optimization approach is developed to optimally solve the problem of power system shunt filter design based on discrete particle swarm optimization (DPSO) technique to ensure harmonic reduction and noise mitigation on the electrical utility grid. The proposed power filter design is based on the minimization of a multi objective function. The main power filter objective function includes minimum harmonic current penetration into the electric grid system, maximum harmonic current absorption by the harmonic power filter, minimum harmonic voltage distortion at the point of common coupling, and minimum current harmonic injected in the system and also in same time ensure a dynamically maximum current in the shunt power filter. Throughout the optimization process, all parameters of the power filter are being treated as continuous and discrete variables. The power filter design and optimization is performed over a specified set of discrete dominant offending harmonics. Since the optimal power filter parameters are dependent on the selected weighting factors, the weighting factors was also treated as dynamic optimizing parameters within the particle swarm optimization as a dual optimization and global selection of shunt power filters optimal parameters as well as best set of weighting factors.
Keywords :
particle swarm optimisation; power harmonic filters; power supply quality; power system harmonics; DPSO; discrete particle swarm optimization technique; dynamic optimizing parameters; electric grid system; electrical utility grid; harmonic power filter; harmonic reduction; maximum harmonic current absorption; minimum harmonic current penetration; minimum harmonic voltage distortion; multiobjective function; noise mitigation; power system shunt filter design; Absorption; Design optimization; Harmonic distortion; Noise reduction; Particle swarm optimization; Power filters; Power harmonic filters; Power system harmonics; Shunt (electrical); Voltage; Discrete Particle Swarm Optimization (DPSO); Harmonic filters; Power quality;
Conference_Titel :
Design and Test Workshop (IDT), 2009 4th International
Conference_Location :
Riyadh
Print_ISBN :
978-1-4244-5748-9
DOI :
10.1109/IDT.2009.5404376