• Diplomjodler@lemmy.world
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    2 小时前

    Exactly. You could of course construct a ship with a closed inner cooling cycle that then dumps the heat to the outside ocean through cooling fins or the like. But that would require developing new technology and building new ships. That would take time and cost money. We can’t possibly do that because line must go up now!

    • Talcosis@lemmy.zip
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      1 小时前

      Not new technology, this is how the water heater on my boat works. Closed loop cycle that dumps engine heat into the hot water tank. There’s also a secondary inline heater I can turn on for when I’m entirely on sails.