Frequency regulation and optimization of microgrid system with multi PV-VSG using advanced droop controller

  • Haseeb Ur Rehman
  • , Xiangwu Yan
  • , Mohamed Abdelkarim Abdelbaky
  • , Mishkat Ullah Jan
  • , Ahmed Rabee Sayed
  • , Sayed A. Zaki
  • , Sheeraz Iqbal

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

4 Scopus citations

Abstract

The future of the machine-controlled power system is advancing to an inverter-based power system with a huge integration of renewable energy sources (RES) like photovoltaic (PV) and wind energy. The penetration of RES leads to instability of frequency due to the lack of inertia. Recent development has been made in inverter's based virtual inertia control for frequency regulation in virtual synchronous generator-based systems. Inverters connecting to the microgrid are provided with virtual inertia and droop control by the virtual synchronous generator (VSG) system. In this study, three parallel VSGs based PV systems are used to investigate the frequency response and voltage stability. An advanced genetic algorithm (GA) optimization method is utilized to attain the optimum parameters of the droop control used in the VSGs. Furthermore, two different case studies with respect to load change are analyzed in detail with comparisons with the classical droop controller. The simulation results observed many improvements of the proposed controller over the classical controller.

Original languageEnglish
Title of host publication2020 IEEE 4th Conference on Energy Internet and Energy System Integration
Subtitle of host publicationConnecting the Grids Towards a Low-Carbon High-Efficiency Energy System, EI2 2020
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1495-1500
Number of pages6
ISBN (Electronic)9781728196060
DOIs
StatePublished - 30 Oct 2020
Externally publishedYes
Event4th IEEE Conference on Energy Internet and Energy System Integration, EI2 2020 - Wuhan, China
Duration: 30 Oct 20201 Nov 2020

Publication series

Name2020 IEEE 4th Conference on Energy Internet and Energy System Integration: Connecting the Grids Towards a Low-Carbon High-Efficiency Energy System, EI2 2020

Conference

Conference4th IEEE Conference on Energy Internet and Energy System Integration, EI2 2020
Country/TerritoryChina
CityWuhan
Period30/10/201/11/20

Bibliographical note

Publisher Copyright:
© 2020 IEEE.

Keywords

  • Frequency regulation
  • Genetic algorithm optimization
  • Multiple VSGs coordination
  • PV microgrid integration
  • Virtual synchronous generator

ASJC Scopus subject areas

  • Computer Networks and Communications
  • Information Systems and Management
  • Energy Engineering and Power Technology
  • Renewable Energy, Sustainability and the Environment
  • Control and Optimization

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