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Optimal Demand Side Management of Grid-Connected Electrolyser System Using Dynamic Optimal Power Flow

  • School of Electrical Engineering and Automation, Harbin Institute of Technology
  • State Key Laboratory of Low-carbon Thermal Power Generation Technology and Equipment
  • Suzhou Suyu Technology Co., Ltd.
  • Shenzhen Energy Group Company Ltd.

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

Abstract

Grid-connected electrolysers can not only convert electricity into hydrogen for the use in other sectors, but also increase the operational flexibility of electrical networks by providing demand side management. This paper develops a scheduling model to optimise day-ahead electricity consumptions of electrolysers that are connected to a distribution network. The network status and unit outputs across the complete time horizon are simulated and coupled by the dynamic optimal power flow, which then optimises electrolyser imports to reduce renewable generation curtailments. Furthermore, the requirement on hydrogen production and the specific operational limits of electrolysers are respected by the scheduling model. The scheduling model is tested based on a 1 MW electrolyser system within a distribution network. The simulation results indicate that the electrolyser system is scheduled to effectively respond to renewable curtailments while meeting the hydrogen production requirement. In addition, the coordination of multiple electrolyser units within a system extends the suitable LF range of the system, which is more flexible to increase the use of renewable generation.

Original languageEnglish
Title of host publicationThe Proceedings of 2024 International Conference of Electrical, Electronic and Networked Energy Systems
EditorsLimin Jia, Yong Li, Xianfeng Xu, Yiming Zang, Longlong Zhang, Cancan Rong
PublisherSpringer Science and Business Media Deutschland GmbH
Pages424-431
Number of pages8
ISBN (Print)9789819620456
DOIs
StatePublished - 2025
EventInternational Conference of Electrical, Electronic and Networked Energy Systems, EENES 2024 - Xi'an, China
Duration: 18 Oct 202420 Oct 2024

Publication series

NameLecture Notes in Electrical Engineering
Volume1318 LNEE
ISSN (Print)1876-1100
ISSN (Electronic)1876-1119

Conference

ConferenceInternational Conference of Electrical, Electronic and Networked Energy Systems, EENES 2024
Country/TerritoryChina
CityXi'an
Period18/10/2420/10/24

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Demand Side Management
  • Dynamic Optimal Power Flow
  • Grid-Connected Electrolyser
  • Hydrogen
  • Multiple-Unit Coordination
  • Scheduling

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