• Tayb@lemmy.world
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    4 days ago

    Less efficient than pumped hydro. Appears to be about 40% for green hydrogen in the round trip vs 80% for pumped hydro with a quick google search.

    • Corkyskog@sh.itjust.works
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      4 days ago

      I am curious what’s involved in the “round trip”? Do you mean to fuel other machines directly with hydrogen?