6 ms·
But this would stop you getting the sand hotter than 100c - which is one of the main advantages of using sand over water for heat storage.
by bb123 3y ago
But this would stop you getting the sand hotter than 100c - which is one of the main advantages of using sand over water for heat storage.
- kgabis 3y agoYou can make it work under pressure and/or add salt.
- omegabravo 3y agoYou would need a pressure vessel and corrosion resistance, and potentially a pump driving up the cost. solar panel with sand is mechanically and electrically much simpler