automatic storage system cycles and cycle for such a system.

automatic system comprising a fixed infrastructure (S, 2, 7) having several stations (BS) each having a control station (2) operating on battery (59) and the control station comprising an electronic central unit (56) connected to a measurement system (59a, 59b) adapted to continuously measure an electrical power received by the battery and electric power supplied from the battery to the control station, and the electronic central unit of the control station being adapted to determine a power remaining in the battery by integrating a difference between the electric power received by the battery and the electric power delivered by the battery.