Core Power and U.S. pursue nuclear merchant fleet to challenge China shipbuilding lead

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Core power nuclear merchant fleet

Highlights

The U.S. will sign a public-private partnership with Core Power on Monday to accelerate development of a nuclear-powered merchant fleet, aiming to challenge China's shipbuilding dominance via advanced technology.
The agreement establishes a regulatory framework for nuclear-powered vessels but does not provide federal financing, with Core Power having raised $200 million from investors such as Mitsui, Mitsubishi, and Sumitomo.
Despite ABS approving a U.S. nuclear-propelled vessel design in June, major industry obstacles and limited adoption suggest commercial nuclear ships likely will not enter service until the 2030s.

Partnership framework targets licensing and deployment

As reported by Financial Times, the Trump administration is set to sign a public-private partnership agreement on Monday with London-based Core Power to accelerate the development of nuclear propulsion for commercial shipping.

Stephen Carmel, administrator of the U.S. Maritime Administration at the transport department, says the strategy is to compete on advanced technology rather than cost, arguing that a nuclear-powered merchant fleet could help the U.S. reset the terms of competition with China in global shipbuilding.

The agreement aims to speed construction of a U.S.-flagged nuclear-powered fleet by shaping a regulatory framework covering licensing, insurance availability, port access and safety standards. Core Power, which has a relationship with the Port of Corpus Christi in Texas, says it has raised about $200 million from investors including Mitsui, Mitsubishi and Sumitomo, but the deal carries no promise of federal financing.

Industry hurdles and international implications

Nuclear propulsion has long been used in military submarines and Russia operates the largest nuclear-powered fleet through its Arctic icebreakers, but commercial adoption remains limited because of high construction costs, port restrictions and complicated liability rules. The U.S. is now promoting the technology as a way to rebuild shipbuilding capacity and redeploy its nuclear engineering expertise.

In June, the American Bureau of Shipping approved a nuclear-propelled vessel design from the Maritime Consortium of the Massachusetts Institute of Technology. Next week, senior U.S. officials are holding talks in Washington with counterparts from the UK, France, Japan, South Korea and other countries at an International Atomic Energy Agency event focused on advancing nuclear maritime technology.

Core Power chief executive Mikal Bøe says China is also moving in this direction and argues nuclear-powered vessels could be competitive with fossil fuel-based ships because they can travel 50% to 75% faster, carry more cargo and avoid environmental taxes. Still, executives and researchers say insurance, accident liability, crewing needs, training capacity and public acceptance at ports remain major obstacles, and most do not expect such ships to enter service before the 2030s.

Our earlier coverage of Ireland’s renewed nuclear power debate explained how surging electricity demand from data centres is pushing policymakers to reconsider the country’s long-standing ban in place since 1999. We noted that while support for revisiting nuclear is growing and small modular reactors are discussed as a long-term option, critics argue the technology would not relieve near-term price and capacity pressures and could distract from faster-to-deploy renewables and grid upgrades.

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