ACID-BASED ELECTROCHEMICAL FLOW BATTERY

摘要

The present invention relates to a system and a process for the accumulation of electrical energy, the system containing an electrochemical reactor that comprises: an electrode compartment (3) comprising molecular hydrogen; an electrode compartment (5) comprising a liquid phase (a); an electrode compartment (9) comprising a liquid phase (b); a catalytic surface (4) comprising an electrocatalyst for the oxidation of hydrogen; a catalytic surface (10) comprising an electrocatalyst for the reduction of water; and an ion exchange membrane (8), wherein the electrode compartment (3) and the electrode compartment (5) are separated by the catalytic surface (4), the electrode compartment (5) is in turn separated from the electrode compartment (9) by the ion exchange membrane (8), and the free side of the electrode compartment (9) is in contact with the catalytic surface (10).