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Re:Nuclear startup Oklo gets thumbs-down from regulators by morning_gelato on Friday January 14, 2022 @05:12PM (#29941182)
> the economics for fast reactors have never worked (not even in Russia or China)

Russia currently has two sodium-cooled fast reactors that are producing power, the BN-600 and BN-800. They also have another sodium reactor under development, the BN-1200. BREST-OD-300, a lead-cooled fast reactor, is under construction as well.

Re:Nuclear startup Oklo gets thumbs-down from regulators by apendleton on Friday January 14, 2022 @10:28PM (#29943273)
But those don't have to be economical purely on power generation, right, because they also produce Pu-239? Presumably fast breeder reactors would be useful to the Russian state even if they didn't produce electricity at all...
Re:Nuclear startup Oklo gets thumbs-down from regulators by morning_gelato on Saturday January 15, 2022 @01:26AM (#29944104)
There's no evidence that they are being used to breed plutonium. In fact the BN-800 burns a mixture of uranium and plutonium to reduce their weapons stockpile.
Re:Nuclear startup Oklo gets thumbs-down from regulators by baybal2 on Saturday January 15, 2022 @02:34AM (#29944483)
They have RBMKs which will produce 10 times that, and more cheaply.
Re:Nuclear startup Oklo gets thumbs-down from regulators by petre on Saturday January 15, 2022 @01:28AM (#29944113)
They went bankrupt with their arsenal once, so I'd argue it would be more useful to their rivals.