OPTIMAL CONFIGURATION OF ENERGY STORAGE AND HYDROGEN PRODUCTION AT RENEWABLE ENERGY SITES IN A POWER SYSTEM WITHOUT FOSSIL FUELS IN JAPAN

Kosuke Harada*, Kuniaki Yabe, Yasuhiro Hayashi

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

In an electric power system consisting solely of non-fossil power sources, the capacity of storage batteries and hydrogen production facilities that should be attached to renewable energy power plants depends on the cost of these facilities and the cost of connecting them to the grid. In this study, assuming that a large amount of renewable energy will be introduced into the Japanese power system in 2050, the capacity and annual operation of storage batteries, water electrolysis equipment, hydrogen tanks, and transmission facilities that minimize costs were investigated. The results showed that solar photovoltaic (PV) plants require more variability mitigation equipment than wind farms. At a transmission cost of 1.2 JPY/kW/h, the optimal Li-ion battery capacity and transmission capacity for PV are 9.1 times and 0.18 times that for wind farms, respectively, and only PV is equipped with a 5 MW hydrogen production unit and 15 kNm3 of hydrogen storage.

Original languageEnglish
Title of host publicationProceedings of WHEC 2022 - 23rd World Hydrogen Energy Conference
Subtitle of host publicationBridging Continents by H2
EditorsIbrahim Dincer, Can Ozgur Colpan, Mehmet Akif Ezan
PublisherInternational Association for Hydrogen Energy, IAHE
Pages934-936
Number of pages3
ISBN (Electronic)9786250008430
Publication statusPublished - 2022
Event23rd World Hydrogen Energy Conference: Bridging Continents by H2, WHEC 2022 - Istanbul, Turkey
Duration: 2022 Jun 262022 Jun 30

Publication series

NameProceedings of WHEC 2022 - 23rd World Hydrogen Energy Conference: Bridging Continents by H2

Conference

Conference23rd World Hydrogen Energy Conference: Bridging Continents by H2, WHEC 2022
Country/TerritoryTurkey
CityIstanbul
Period22/6/2622/6/30

Keywords

  • Carbon neutrality
  • Hydrogen
  • Linear programming
  • Renewable energy
  • Sector coupling

ASJC Scopus subject areas

  • Energy Engineering and Power Technology
  • Fuel Technology
  • Renewable Energy, Sustainability and the Environment

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