4 ms·
Some years ago I read about a system to store solar (heat) energy in a well during the day (by warming water and pumping it down), and retrieve it by night. But
by askvictor 2y ago
Some years ago I read about a system to store solar (heat) energy in a well during the day (by warming water and pumping it down), and retrieve it by night. But haven't heard anything since - did anything become of this plan?
- rcaught 2y agohttps://en.wikipedia.org/wiki/Solar_thermal_energy https://en.wikipedia.org/wiki/Solar_thermal_energy