Power quality improvement using different types of filters in electrical power system

Abstract

This paper describes a different filter for power quality improvement. It deals with the problem related to harmonics due to the nonlinear load. The Harmonic current is drawn with the aid of the nonlinear burden from the supply which results in a distortion of the voltage waveform in a supply-side. This distorted voltage and current may make conductors heat up and can lessen the effectiveness and future of the gear. With the goal that the decrease of harmonics is significant in nowadays life. Here arrangement dynamic channel, shunt dynamic channel, and passive shunt channels are discussed. This filter is utilized to make up for sounds and receptive power. Three-phase thyristor loads are taken as a nonlinear load. For thyristor 180° scheme is used here. Thyristors are fired for two different values of firing angle 0° and 60°. The exhibition of three stage shunt dynamic power channel utilizing instantaneous power hypothesis with PI controller is clarified in this paper. In this work, an arrangement dynamic channel for voltage pay has been confirmed utilizing Synchronous Reference Frame Theory for the age of the reference voltage which is contrasted and steady voltage for heartbeat age utilizing hysteresis band PWM. Simulations are carried out using MATLAB/SIMULINK. simulation results are presented.