<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>The DTSTACOM is a power quality compensator that can be used in the distribution grid to compensate the demand of reactive power, which can be produced by different linear and non-linear loads. In this process, the control method of DSTATCOM is one of the key factors influencing the performance of DSTATCOM. This study aims to analyse the effect of two modulation schemes, Pulse Width Modulation (PWM) and Hysteresis Current Control (HCC), under several conditions. The proposed modelling approach and Synchronous Reference Frame (SRF) theory are used to verify reactive power compensation and total harmonic distortion (THD). Further, PWM and Hysteresis Current Control (HCC) with proportional-integral (PI) controller simulated in MATLAB for different cases, and percentage THD was calculated to prove the effectiveness of the proposed method for the control of reactive power and THD with grid-connected DSTATCOM. The results presented here justify that the HCC controller can be better than the PWM method to generate the PWM pulses for reduction of harmonics under various conditions of DTSTACOM to compensate the reactive power. Additionally, the simulation was performed to check the efficacy of the projected method to reduce THD by varying the current control band of HCC.</p>
</abstract>

The DTSTACOM is a power quality compensator that can be used in the distribution grid to compensate the demand of reactive power, which can be produced by different linear and non-linear loads. In this process, the control method of DSTATCOM is one of the key factors influencing the performance of DSTATCOM. This study aims to analyse the effect of two modulation schemes, Pulse Width Modulation (PWM) and Hysteresis Current Control (HCC), under several conditions. The proposed modelling approach and Synchronous Reference Frame (SRF) theory are used to verify reactive power compensation and total harmonic distortion (THD). Further, PWM and Hysteresis Current Control (HCC) with proportional-integral (PI) controller simulated in MATLAB for different cases, and percentage THD was calculated to prove the effectiveness of the proposed method for the control of reactive power and THD with grid-connected DSTATCOM. The results presented here justify that the HCC controller can be better than the PWM method to generate the PWM pulses for reduction of harmonics under various conditions of DTSTACOM to compensate the reactive power. Additionally, the simulation was performed to check the efficacy of the projected method to reduce THD by varying the current control band of HCC.

A Simulation Analysis of Grid-Connected DSTATCOM with PWM Voltage Control and Hysteresis Current Control for Power Quality Improvement

The Charutar Vidya Mandal (CVM) University

Power Electronics and Drives

This work is licensed under the Creative Commons Attribution 4.0 International License.

The DTSTACOM is a power quality compensator that can be used in the distribution grid to compensate the demand of reactive power, which can be produced by...

A Simulation Analysis of Grid-Connected DSTATCOM with PWM Voltage Control and Hysteresis Current Control for Power Quality Improvement

Published Online: Apr 12, 2024

Page range: 220 - 237

Received: Nov 25, 2023

Accepted: Jan 26, 2024

DOI: https://doi.org/10.2478/pead-2024-0015

Keywords
DSTATCOM, reactive power, proportional integral, hysteresis current controller, total harmonic distortion

© 2024 Minesh K. Joshi et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

A Simulation Analysis of Grid-Connected DSTATCOM with PWM Voltage Control and Hysteresis Current Control for Power Quality Improvement

Published Online: Apr 12, 2024

Page range: 220 - 237

Received: Nov 25, 2023

Accepted: Jan 26, 2024

DOI: https://doi.org/10.2478/pead-2024-0015

KeywordsDSTATCOM, reactive power, proportional integral, hysteresis current controller, total harmonic distortion

© 2024 Minesh K. Joshi et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Keywords
DSTATCOM, reactive power, proportional integral, hysteresis current controller, total harmonic distortion