An ADMM-based Distributed Algorithm for Economic Dispatch in Multi-energy Systems

  • Zhibin Wang
  • , Shanying Zhu
  • , Tie DIng
  • , Tao DIng
  • , Fangxing Li

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

6 Scopus citations

Abstract

Multi-energy systems (MESs) whereby various energy carriers are coordinated at various levels have definite improvements over traditional separate energy systems economically and environmentally. Concentrations on economic dispatch (ED) problem in MESs are increasing to achieve more efficient performance. However, most existing methods use a centralized framework which suffers from large cost of long-distance communications and low robustness in large-scale systems. This paper studies the ED problem in MESs with energy storages in a distributed manner, where local agents cooperate to minimize the overall generation cost based on information from neighboring agents only. By handling the non-convexity incurred by the coupling among different energy carriers and energy storages, a distributed algorithm based on ADMM and dynamic consensus mechanism is proposed. The effectiveness of the proposed algorithm are verified through a set of case studies.

Original languageEnglish
Title of host publication2021 IEEE Power and Energy Society General Meeting, PESGM 2021
PublisherIEEE Computer Society
ISBN (Electronic)9781665405072
DOIs
StatePublished - 2021
Event2021 IEEE Power and Energy Society General Meeting, PESGM 2021 - Washington, United States
Duration: 26 Jul 202129 Jul 2021

Publication series

NameIEEE Power and Energy Society General Meeting
Volume2021-July
ISSN (Print)1944-9925
ISSN (Electronic)1944-9933

Conference

Conference2021 IEEE Power and Energy Society General Meeting, PESGM 2021
Country/TerritoryUnited States
CityWashington
Period26/07/2129/07/21

Keywords

  • ADMM
  • distributed algorithm
  • economic dispatch
  • Multi-energy systems

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