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Re:To Store Renewable Energy, Try Freezing Air by PeterisP on Thursday January 09, 2020 @12:35AM (#21998806)
Off rivers it's hard to get a sustainable supply of the huge amounts of water required to make a reasonably large operation to work.
Re:To Store Renewable Energy, Try Freezing Air by pfdietz on Thursday January 09, 2020 @06:56AM (#22000443)
No, not really. The evaporative losses are significantly less than a water-cooled thermal power plant of similar average capacity, even in desert conditions. And compared to water extraction for irrigation the water needs even to charge the reservoirs would be modest.