Fermi Energia announces the selection of the BWRX-300

Fermi Energia has selected GE Hitachi Nuclear Energy's BWRX-300 for potential deployment in Estonia. The BWRX-300 is smaller, safer and less expensive to build than other nuclear power plants. With joint company/country efforts, Fermi Energia's goal is to have clean and affordable energy in Estonia by Christmas 2031.

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Estonian company Fermi Energia has announced the selection of GE Hitachi Nuclear Energy’s (GEH) BWRX-300 small modular reactor (SMR) for potential deployment in the Baltic country in the early 2030s. The selection comes after a long research phase, which saw several SMR technologies proposed by the main players in the nuclear market.

 

Special features of the BWRX-300

The BWRX-300 is a water-cooled SMR with a maximum power rating of 300 MWe. It is equipped with intuitive and innovative systems allowing a passive safety on site. This device is mainly based on a design based on GEH’s ESBWR reactor, which is already in use in Finland and Sweden.

An interesting point about this technology is that it will take advantage of existing fuel supplied by Ontario Power Generation, which also produces and manages Darlington Nuclear Plant near Toronto. Finally, because of its relatively small size (compared to other nuclear power plants), it will offer greater safety, lower cost and shorter construction time.

 

Fermi Energia’s plan to develop the Estonian national nuclear power plant

With the political actions needed to move this project forward, Stefan Kallemets of Fermi Energia is confident about the technical capabilities of the BWRX – 300: “We have analyzed all the work ahead and consider it realistic to produce reliable, clean and affordable nuclear power in Estonia by Christmas 2031.” He emphasizes that this goal requires a sincere effort from the country and the company itself in order to make the project a reality.

Currently Fermi Energia is working on a feasibility study to provide the necessary evidence for the creation of its national nuclear power plant. Four different SMR designs are to be included in the feasibility study: Moltex Energy SSR – W300, Terrestrial Energy IMSR – 400, Hitachi BWRX – 300 and NuScale SMR.

 

A lasting relationship between GEH & Fermi Energy

The relationship between GEH & Femri Energy goes back to 2019 when an agreement was signed to collaborate on possible applications for the BWRX-300. These links have progressed throughout 2021 until finally concluding a contract allowing the 2 parties to work together on various areas: licensing, supply chain …

 

The main countries and players who choose the BWRX-300

Interest in very low energy nuclear reactor technology continues to grow in Europe and the United States. General Electric Hitachi Nuclear Energy (GEH) has confirmed that its Boiling Water Reactor Experience-300 (BWRX-300) is the first option chosen by Fermi Energia for potential deployment in Estonia. This represents the latest development involving the BWRX-300 technology, which is also being considered in the plans of Canadian and US federal authorities, as well as other European companies.

In this regard, GEH has entered into MOUs or other agreements with companies in Canada, the Czech Republic, Poland, the United Kingdom, the United States and Sweden, among others. The partnerships include Ontario Power Generation (OPG), Tennessee Valley Authority (TVA) and SaskPower. In addition, GEH has begun the design certification process for the BWRX-300 in the UK.

ORLEN Synthos Green Energy (OSGE), based in Poland, and its partners have submitted an application to the Polish National Atomic Industry Agency to evaluate the BWRX-300. Contracts are therefore in the pipeline for several BWRX – 300 power plant projects in several European countries in the coming years.

French state utility EDF has increased the maximum estimated cost for building six new nuclear reactors to €72.8 billion ($85.29 billion), representing a 40% rise over the original figure.
US-based Holtec has signed a memorandum of understanding with Hungary’s energy group MVM to assess the deployment of its SMR-300 technology, strengthening bilateral nuclear cooperation and opening prospects for a new market in Central Europe.
California-based startup Radiant has secured $300mn to build its first factory in Tennessee and prepare for the mass production of miniature nuclear reactors for off-grid applications.
Terra Innovatum has increased its interactions with the Nuclear Regulatory Commission to advance licensing of its SOLO™ micro-modular reactor, despite the partial shutdown of the US federal government.
The US nuclear regulator has extended the operating licences of three Illinois reactors by 20 years, strengthening Constellation's long-term industrial outlook for the Clinton and Dresden sites.
The SATURNE Industrial Chair aims to develop innovative uranium extraction methods, with joint funding from Orano and the National Research Agency over a four-year period.
US-based X-energy has signed a reservation agreement with South Korea's Doosan Enerbility to secure key components for its small modular nuclear reactors.
Samsung Heavy Industries has received Approval in Principle for a floating nuclear plant featuring two SMART100 reactors, marking a step toward the commercialisation of offshore small modular reactors.
The Indian government proposes a unified legal framework for nuclear energy, aiming to boost private investment and increase installed capacity to 100 GW by 2047.
Samsung C&T strengthens its presence in modular nuclear energy in Europe by signing an agreement with Synthos Green Energy to develop up to 24 SMRs in Poland and several Central European countries.
Israeli firm nT-Tao and Ben-Gurion University have developed a nonlinear control system that improves energy stability in fusion plasmas, strengthening the technical foundation of their future compact reactors.
The Indian government has introduced a bill allowing private companies to build and operate nuclear power plants, ending a state monopoly in place for over five decades.
Natura Resources enters a new regulatory phase for its molten salt reactor MSR-1, following the signing of a framework agreement with the US Department of Energy under the Reactor Pilot Program.
Norwegian Nuclear Decommissioning is surveying 22 localities to assess their interest in hosting storage facilities for radioactive waste from the country’s former research reactors.
Electricité de France's Flamanville 3 reactor has reached full power for the first time, marking a key industrial milestone in the deployment of EPRs in Europe, despite cost overruns reaching EUR23.7bn ($25.7bn).
GE Vernova Hitachi’s BWRX-300 small modular reactor has passed a key regulatory hurdle in the United Kingdom, opening the door to potential commercial deployment, despite no current plans for construction.
Molten salt reactor developer Natura Resources has acquired Shepherd Power and partnered with NOV to scale up modular reactor manufacturing by the next decade.
China National Nuclear Corporation expects commercial operation in 2026 for its ACP100 reactor, following successful cold testing and completion of critical structures in 2025.
Start-up SEATOM has been selected to join NATO's DIANA programme with its micro nuclear reactor designed for extreme environments, reinforcing its position in dual-use marine and military energy technologies.
The Estonian Ministry of Economic Affairs has opened a tender to select a site and conduct initial environmental studies for a 600 MW nuclear power plant, marking a decisive step for the country’s energy future.

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