Abstract: An electrolyte-activated battery, particularly for generating electric energy for the propulsion of underwater systems, and presenting a reservoir, an electrochemical cell, and a system for forming and circulating the electrolyte between the reservoir and the electrochemical cell; the electrolyte forming and circulating system presenting an inlet conduit communicating with the outside environment, a circulating pump, a device for regulating the temperature of the electrolyte at the inlet of the electrochemical cell, and a gas separator located at the outlet of the electrochemical cell and presenting a liquid phase outlet, and a gaseous phase outlet connected to an outlet conduit; the system also presenting a switching device for selectively connecting the liquid phase outlet to the inlet conduit and the outlet conduit.

Abstract: An electrolyte-activated battery, particularly for generating electric energy for the propulsion of underwater systems, and presenting a reservoir, an electrochemical cell, and a system for forming and circulating the electrolyte between the reservoir and the electrochemical cell; the electrolyte forming and circulating system presenting an inlet conduit communicating with the outside environment, a circulating pump, a device for regulating the temperature of the electrolyte at the inlet of the electrochemical cell, and a gas separator located at the outlet of the cell and presenting a liquid phase outlet connectable to the circulating pump, and a gaseous phase outlet connected to an outlet conduit; the inlet and outlet conduits presenting respective closure members facing and rigidly connected to each other so that they are subjected to the same but opposite hydrostatic pressures, and which are movable between a closed position and an open position wherein they are housed inside the respective conduits.