Everfuel starts installing Europe’s biggest electrolyser
Facility expected online in mid-2022 with green hydrogen production and storage capacity adjacent to Fredericia refinery
Danish renewables company Everfuel has started construction of a 20MW electrolyser adjacent to the Fredericia refinery in the central Jutland area of Denmark after receiving final building permits. The electrolyser forms phase one of the HySynergy project and will be the largest in Europe when it comes online in mid-2022, according to Everfuel. The facility, powered by renewable energy, will have a production capacity of about 8t/d of green hydrogen and will have 10t of storage capacity. Phase two of the HySynergy project will see the development of a 300MW electrolyser and power-to-X facility, also adjacent to the 68,000bl/d Fredericia refinery, which Shell sold to private investment compan
Also in this section
5 December 2025
European Commission highlights rapid growth of Chinese production this year, as it retains strict procurement rules in latest European Hydrogen Bank subsidy auction
2 December 2025
Oil major cites deteriorating demand and a planning debacle as it abandons one of UK’s largest blue hydrogen projects
1 December 2025
Project at Emden in northwest Germany due online in 2027, but wider ramp-up of clean hydrogen sector in Germany will require overhaul of government policy, company warns
25 November 2025
The northwest African country’s vision of integrating green power, molecules and steel is alive and kicking, and serves as a reminder of hydrogen’s transformative potential






