mheslep
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WhoWee said:Whatever happened with this underground mini nuclear plant project?
http://physicsworld.com/cws/article/news/36758
"Hyperion Power Generation — a US company based in New Mexico — has brought the dream of tiny nuclear reactors one step closer with its Power Module. This nuclear reactor — or "battery" as the firm calls it — is not much larger than a hot-tub and could supply thermal energy at a rate of about 70 MW. That could be converted into about 27 MW of electricity, which would be enough to supply about 20,000 US households.
Unlike conventional nuclear power plants, Hyperion's reactor uses uranium hydride, which is essentially enriched uranium metal that has absorbed a large amount of hydrogen. As the uranium nuclei decay by fission, they release neutrons that are slowed down by the hydrogen, which acts as the moderator. The slow neutrons can then split further uranium nuclei and trigger a chain reaction. "
Government - utility alliance is the bottleneck.
https://www.physicsforums.com/showpost.php?p=2292383&postcount=21So for the next two years, the NRC "will need to limit interactions with the designers of small power reactors to occasional meetings or other non-resource-intensive activities," the federal agency said in a letter to Babcock & Wilcox on May 27. "As such, any requested work on the mPower reactor design that goes beyond these limitations will be placed on hold."