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All articles of topic electrolysis

Finland

Stargate Hydrogen reports first hydrogen production in the Kalla project

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Stargate Hydrogen has produced hydrogen for the first time in the Kalla project of the energy company Fortum in Finland. This milestone marks an important step in the commissioning of a 1 MW electrolyser with ceramic technology.

Peter Drausnigg, Technical Managing Director of Stadtwerke Stuttgart, and Project Manager Dr. Daniel Lust (left) at the handover of the contracts for the state funding programme for electrolysers (ELY) with Minister Thekla Walker.
Hydrogen Region

Stadtwerke Stuttgart expand hydrogen project with a fourth electrolyser

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Stadtwerke Stuttgart are adding a fourth electrolyser to their Green Hydrogen Hub Stuttgart. The Federal State of Baden-Württemberg is supporting the expansion with approximately 2.9 million euros.

Visualization of EWE's technical facilities in Emden: From the end of 2027, green hydrogen is to be produced there on an industrial scale.
H2 Production

EWE starts construction of 320 MW electrolyser in Emden

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EWE has begun construction of a 320-megawatt hydrogen plant in Emden. The plant is part of the "Clean Hydrogen Coastline" project and is expected to supply green hydrogen to industrial customers from the end of 2027.

In the aerial photo of Vihreäsaari, the dashed area marks the planning reserve for the industrial operator – an area of about 17 hectares. 
International

Hy2gen plans 200 MW e-fuels plant in Oulu, Finland

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The German company Hy2gen is planning a 200 MW plant for the production of synthetic fuels at the port of Oulu in Finland. The city is set to become the leading e-fuels location in the Baltic Sea region. A final investment decision is still pending.

Market

Return to Profitability: thyssenkrupp nucera Presents Preliminary Figures for 2024/25

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Despite a slight decline in revenue, thyssenkrupp nucera achieved a positive result in the 2024/25 fiscal year. The Green Hydrogen segment significantly improved its EBIT, but recorded a massive drop in order intake. For 2025/26, the company expects a significant decline in revenue and earnings.

Video Interview

Efficient Electrolysis with Sulphur Dioxide: How the DLR Rethinks Hydrogen Production

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For the Sulphur Dioxide Depolarised Electrolysis (SDE), the institute received the hy-fcell Award in the Research & Development category. Dr. Dimitrios Dimitrakis explains in the interview with H2international what makes the process so special.

Politics

Green hydrogen: BEE calls for political support instead of retreat

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The German Renewable Energy Federation (BEE) has criticized the assessment by the Federal Court of Auditors regarding alleged multi-billion-euro risks in the ramp-up of hydrogen. The federation sees green hydrogen as a macroeconomically sound investment with long-term benefits.

Together, they aim to drive the development of a hydrogen ecosystem in Northern Europe.
H2 Production

Stargate Hydrogen introduces ceramic electrolyser technology to the market

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Stargate Hydrogen and OX2 are joining forces to deliver one of Northern Europe’s largest hydrogen projects in Åland, Finland. The centrepiece will be a newly developed 10 MW electrolyser system based on ceramic technology.

HGHH and Siemens Energy sign contract for 100 MW electrolyzer.
H2 Production

Hamburg: Infrastructure for green hydrogen scheduled to go into operation in 2027

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The Hamburg Green Hydrogen Hub, abbreviated as HGHH, has commissioned Kraftanlagen Energies & Services with the construction of the technical infrastructure for a 100 MW electrolysis plant. Commissioning is planned for the second half of 2027.

A look at the new HyQ PCI880 – trade fair visitors are getting an exclusive preview.
Technology

ABB presents new rectifier at the Hydrogen Technology Expo

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ABB is presenting the HyQ PCI880 at the Hydrogen Technology Expo in Hamburg, Germany. This is a new liquid-cooled IGBT rectifier for supplying power to electrolysers for green hydrogen production. The product is being presented as an exclusive preview module.

Regional hydrogen projects

Libra Horizon plans 5 MW electrolyser in Trollhättan, Sweden

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The joint venture Libra Horizon plans to build a 5 MW green hydrogen production facility in Trollhättan. The plant is expected to produce up to 775 tonnes of hydrogen per year, targeting industrial and transport applications.

Hydrogen-compatible gaskets from the roll.
Hydrogen Technology World Expo 2025

Laufenberg and Wevo present roll-to-roll process for hydrogen-compatible flat gaskets

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Laufenberg and Wevo-Chemie are presenting a new process for the continuous production of flat gaskets for fuel cells and electrolysers at the Hydrogen Technology Expo in Hamburg. The technology is intended to make production more efficient and cost-effective.

Japanese-European project team from Asahi Kasei, CAC and Bondalti, which installed and commissioned Bondalti’s test electrolyser.
Technology

New test facility in Portugal aims to reduce electricity consumption in electrolysis

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The Portuguese chemical company Bondalti has commissioned a new chlor-alkali production facility in Estarreja, Portugal. At its core are nine electrolysers from Asahi Kasei, including a test system designed to improve efficiency. The goal is to enable more resource-efficient production.

Metal mesh for more efficient electrolysis
Technology

British start-up promises 20 percent cost reduction for green hydrogen

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The British company M-Spin has developed metallic nanofiber meshes with an extremely high surface area that are intended to significantly improve electrochemical processes such as water electrolysis. According to the manufacturer, the technology promises a three- to fivefold increase in production rate and aims to reduce hydrogen costs by 20 percent.

Companies

Thyssenkrupp Nucera: EBIT forecast for green hydrogen remains negative, chlor-alkali segment sees growth

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Thyssenkrupp Nucera has specified its revenue and earnings forecast for fiscal year 2024/2025. Despite a decline in order intake in the green hydrogen segment, the company maintains stable revenue expectations and slightly raises its EBIT forecast.

Official inauguration in Hünfeld-Michelsrombach: up to 450 tons of certified green hydrogen are to be produced here every year.
Companies

5 MW electrolyzer in Hünfeld, Hesse, produces certified green hydrogen

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ABO Energy has commissioned its first hydrogen project in Hünfeld-Michelsrombach. The plant combines wind power, a 5 MW electrolysis plant and a hydrogen filling station. It is expected to produce up to 450 tons of certified green hydrogen per year.

Gas pipelines – potentially suitable for hydrogen transport (illustration)
Hydrogen production

Thyssenkrupp Nucera begins front-end engineering for 600 MW electrolysis project in Europe

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Thyssenkrupp Nucera has been awarded a contract to carry out a front-end engineering and design (FEED) study for a hydrogen project in Europe. According to the company, the planned water electrolysis plant will have a capacity of approximately 600 MW.

Innovation

Asahi Kasei develops nickel coating for long-lasting chlor-alkali electrolyzers

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The Japanese corporation Asahi Kasei first commercialized chlor-alkali electrolysis back in 1975. Now, the company has made its electrodes more durable by introducing an innovative nickel coating. The new process is also intended for potential use in alkaline water electrolysis.

Kathryn List  (AVL Cultural Foundation), Helmut List (CEO AVL, Alexander Van der Bellen (Hofrat im Bundesdienst), Doris Schmidauer, Shigeki Mori (Division Manager Energy Business Niterra), Keiji Suzuki (Executive Officer Niterra)
Innovation

High efficiency through waste heat: AVL and Niterra to develop solid oxide electrolyzers

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The Austrian mobility technology company AVL and the Japanese ceramics specialist Niterra have entered into a strategic partnership to develop solid oxide electrolyzers (SOECs). Their goal is to industrialize the technology.

This is what the multi-gigawatt hub in Australia is set to look like.
Australien

Modular hydrogen production from Intercontinental Energy to power 70 GW project

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Intercontinental Energy, a global developer of large-scale green hydrogen projects, has unveiled a patented system called P2(H2)Node. Developed in Australia, the technology aims to reduce the production costs of green hydrogen by 10 to 20 percent, thereby accelerating the widespread adoption of this energy carrier.

Companies

Statkraft withdraws from development of new green hydrogen projects

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The Norwegian state-owned energy company Statkraft is halting the development of new green hydrogen projects. For existing projects—including two electrolyzers in Emden, Germany—the company is seeking investors.

Ammonia production could become more climate friendly with green hydrogen. 
H2 Derivatives

Solid oxide electrolysis in ammonia production: Elcogen and Casale sign MoU

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Technology provider Elcogen and plant engineering company Casale have signed a Memorandum of Understanding (MoU) to integrate solid oxide electrolysis into ammonia production. The partnership aims to significantly reduce CO₂ emissions in the traditionally fossil-based ammonia industry by using green hydrogen.

Visualisierung der geplanten Wasserstoffanlage in Vilnius
Baltic States

Sixteen buses in Vilnius to run on green hydrogen

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The administration of the Lithuanian capital has launched the construction of a hydrogen production facility in cooperation with district heating provider Vilnius Heat Networks and infrastructure company MT Group. The project aims to drive the decarbonisation of public transport and could serve as a model for the entire Baltic region.

Initiative HyDresden | Prof. Alexander Michaelis (Institutsleiter, Fraunhofer IKTS), Dr. ReinhartVogel (Geschäftsführer, Linde Engineering), Nils Aldag (CEO, Sunfire) (v.l.n.r.)
Infrastructure

Initiative calls for investment security to achieve 10 gigawatt electrolysis target by 2030

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The HyDresden initiative is calling for electrolysis and green hydrogen to be anchored as eligible infrastructure projects within the planned €500 billion special fund. Linde Engineering, Sunfire, and the Fraunhofer IKTS aim to establish Dresden as an international hydrogen hub and to expand domestic value creation.

Concept for the production and use of hydrogen in the first phase of the project.
International

Finland: Oulu hydrogen hub takes shape with Energiequelle’s large-scale project

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Following Abo Energy, Energiequelle has also announced a major project in Finland’s Oulu region. Electrolysis capacity of up to 500 MW could be installed there by 2033.