Convection refers to the movement of fluids, whether they are liquids or gases, and can occur naturally or be induced by external forces. Fluids can either absorb or release heat, depending on their temperature. Natural convection happens due to variations in density; for instance, steam rises ...
SF-CAES systems produce greenhouse gases due to their use of fuel, which defeats the whole purpose of charging them with renewables. The Alabama CAES plant is more efficient due to its use of a recuperator that captures part of the compression heat. Non-Supplementary Fuel CAES: These are ...