An electric storage module includes: a cooling plate 15 with a predetermined thickness between a front surface and a rear surface, with the front surface and the rear surface functioning as cooling surfaces by a coolant flowing in the cooling plate 15; a f...

A battery control circuit includes a voltage detection circuit (124) for measuring voltages of electric cells (111), balancing circuits for balancing the voltages or SOCs of the electric cells (111), a signal input/output circuit (129) for communicating wi...

A storage battery system 1; 101 includes: a secondary battery 8; 108; a holding member 10; 110 comprising a flow channel 11; 110a-110g of a cooling medium 4 for cooling the secondary battery 8; 108, which holds the secondary battery 8; 108; a medium temper...

A battery control device for a battery module includes a plurality of integrated circuits CC3A, ..., CC3N, CC4A, ..., CC4N. Each integrated circuit includes: a constant voltage circuit that lowers a total voltage of a battery cell group corresponding to th...

The present invention provides a lithium secondary battery which has improved safety, mainly coming from use of an electrolyte solution which is not inflammable at room temperature (20°C), while not deteriorating output characteristics at low temperatures...