Improved Droop Controller and Small Signal Model for Inverter-Interfaced Standalone Microgrid

Muhammad Zeeshan*, Zia Ullah, Shehab Ahmed

*Corresponding author for this work

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

Abstract

This paper provides a comprehensive overview of the design, analysis and operation of inverter-interfaced standalone microgrids. The commonly used droop-based approach for frequency and voltage control is improved by proposing an adaptive droop control that can maintain equal reactive power sharing among the inverters. An improved small signal model is developed to analyze system stability and effect of various control and system parameters on the response of the system. Unstable regions are identified to help in reliable operation of microgrid. The accuracy of the model is verified by comparing the predicted response with the simulated response of the system. The simulation model was built in MATLAB/Simulink.

Original languageEnglish (US)
Title of host publication2023 IEEE Energy Conversion Congress and Exposition, ECCE 2023
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1149-1154
Number of pages6
ISBN (Electronic)9798350316445
DOIs
StatePublished - 2023
Event2023 IEEE Energy Conversion Congress and Exposition, ECCE 2023 - Nashville, United States
Duration: Oct 29 2023Nov 2 2023

Publication series

Name2023 IEEE Energy Conversion Congress and Exposition, ECCE 2023

Conference

Conference2023 IEEE Energy Conversion Congress and Exposition, ECCE 2023
Country/TerritoryUnited States
CityNashville
Period10/29/2311/2/23

Keywords

  • droop control
  • inverter
  • microgrid
  • modeling

ASJC Scopus subject areas

  • Energy Engineering and Power Technology
  • Renewable Energy, Sustainability and the Environment
  • Electrical and Electronic Engineering

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