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I wonder if this can be reversed to use electricity to make fresh water. Then you can have a giant battery in the ocean that also produces fresh water as needed
by ph0rque 8y ago
I wonder if this can be reversed to use electricity to make fresh water. Then you can have a giant battery in the ocean that also produces fresh water as needed!
- imhoguy 8y agoThere is no free lunch. Efficiency kills the idea. However the nature sorted it out already - evaporation, clouds, rains.
- perlgeek 8y agoThe reverse process is called desalination, and there are a few approaches to desalination that use membranes: https://en.wikipedia.org/wiki/Desalination https://en.wikipedia.org/wiki/Desalination Typically, you don't use electricity directly, but pump in salt water with high pressure, and some of the water is pushed through, while the salt remains.
- WJW 8y agoThat exists and is called reverse osmosis desalination. https://en.wikipedia.org/wiki/Desalination#Reverse_osmosis https://en.wikipedia.org/wiki/Desalination#Reverse_osmosis