Ferrari N.V.
Electric power system of an electric drive vehicle and corresponding control method

Abstract:

An electric power system of a vehicle with an electric drive obtained by means of an electric machine; the electric power system has: a storage system provided with a first pack of chemical batteries and with a second pack of chemical batteries; a first electronic DC-AC power converter, which has a direct current side connected to the first pack of chemical batteries and an alternating current side connected to the electric machine; and a second electronic DC-AC power converter, which has a direct current side connected to the second pack of chemical batteries and an alternating current side connected to the electric machine, in addition and in parallel to the first electronic power converter, so that the electric machine can be controlled by the first electronic power converter or by the second electronic power converter.