Palisades nuclear plant starts fuel loading for US restart
The Michigan plant shut down in 2022 after 40 years and is now being prepared to operate again.
Solar, eólica, nuclear, redes, armazenamento: a eletricidade que fará funcionar tudo o resto.
A energia é a secção-mãe: tudo o que o jornal conta noutras páginas — computação, veículos, fábricas — acaba por se ligar algures. Seguimos o solar e o eólico que fazem cair os preços, o nuclear que se reinventa em pequenos reatores modulares, a geotermia, o hidrogénio onde faz sentido e, sobretudo, as redes: interligações, armazenamento em massa, gestão da procura — a canalização sem a qual nenhum megawatt serve para nada.
O fio condutor é o quilowatt-hora: o seu custo, a sua pegada, a sua disponibilidade. Um recorde de rendimento só conta datado e com fonte; uma central só conta ligada à rede. A secção privilegia os números verificáveis — leilões, entradas em serviço, curvas de produção — e os atores que a imprensa generalista ocidental quase não cobre, dos fabricantes chineses de eletrolisadores às redes insulares que passam aos 100 % renováveis.
The Michigan plant shut down in 2022 after 40 years and is now being prepared to operate again.
The CVT9 range reaches 90 kW of nominal heating capacity in a two-module setup.
SunHydrogen’s 100 cm² module passed 10% in preliminary tests at Sparc Hydrogen’s laboratories.
American Fusion is preparing new plasma trials with a portable vacuum vessel at its assembly site.
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One film turns heat into motion; the second converts that motion into cooling.
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Sierra Club experts say the plants can close without weakening Dominion’s grid.
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New 120-volt models can work without an electrical-system upgrade for households of one to four people.
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The UROCOIC coil ran at up to 30 K, or -405°F, inside a cryogenic chamber.
The team tested four compositions, with 4% magnesium delivering the best conductivity.