Centralized Volt-VAR-Watt Optimization for Real Distribution Grids

  • Md Shamim Hasan
  • , Priti Paudyal
  • , Harsha Vardhana Padullaparti
  • , Matthew Mills
  • , Manasseh Obi

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

1 Scopus citations

Abstract

The increasing integration of distributed energy resources (DERs) into distribution grids can pose challenges to power quality. Specifically, distributed photovoltaic (PV) systems can cause issues, such as voltage fluctuations, due to their intermittent nature. PV inverter control deployment is necessary to minimize these issues. The existing local inverter control methods might not adequately address the broader grid concerns. As such, this work proposes an optimization-based volt-var-watt centralized control method to optimize the output of PV across the grid and solve the voltage issues with high levels of PV integration. The proposed methodology is validated on a medium IEEE 123-bus and a large 3,989-bus distribution network. Simulation results show significant improvement in the overall voltage profiles, and thus, the proposed method proves to be effective in enhancing the overall system performance.

Original languageEnglish
Title of host publication2024 IEEE Power and Energy Society General Meeting, PESGM 2024
PublisherIEEE Computer Society
ISBN (Electronic)9798350381832
DOIs
StatePublished - 2024
Externally publishedYes
Event2024 IEEE Power and Energy Society General Meeting, PESGM 2024 - Seattle, United States
Duration: Jul 21 2024Jul 25 2024

Publication series

NameIEEE Power and Energy Society General Meeting
ISSN (Print)1944-9925
ISSN (Electronic)1944-9933

Conference

Conference2024 IEEE Power and Energy Society General Meeting, PESGM 2024
Country/TerritoryUnited States
CitySeattle
Period07/21/2407/25/24

Funding

This work was authored in part by the National Renewable Energy Laboratory, operated by Alliance for Sustainable Energy, LLC, for the U.S. Department of Energy (DOE) under Contract No. DE-AC36-08GO28308. Funding was provided by Portland General Electric (PGE) under agreement #TSA-22-22325.

Keywords

  • Centralized inverter control
  • distribution system voltage management
  • nonlinear optimal power flow

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