• Treczoks@lemmy.world
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    8 days ago

    Just that you know: they do not cut open the actual reactor. They cut open the engine house (or however it is called in Canada), which houses generators and turbines running on a non-radioactive steam circuit. The engine house is the usually rectangular building next to the actual reactor, the building where all the power lines originate from.

    • Classy Hatter@sopuli.xyz
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      8 days ago

      Actually, they did cut open the reactor building. CANDU is a unique type of nuclear reactor in that it uses unenriched natural uranium. It uses a heavy water loop, which is heated by the reactor core (heavy water acts as the moderator). The heat from the heavy water loop is transferred to a light water loop in a steam generator. The generated steam is sent to another building where a turbine turns it into electricity. They replaced those steam generators, which are housed in the reactor building.

      https://en.wikipedia.org/wiki/CANDU_reactor

      • Treczoks@lemmy.world
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        7 days ago

        Oh my! They were talking about the “hot” to “cold” heat exchanger then. I never thought people would cut open a nuclear reactors protective building except for dismanteling. How the heck do they think they get it closed up again in a safe manner? They basically shot the integrity of the outer protective layer then.