BATTERY CELL MODULE, METHOD FOR OPERATING A BATTERY CELL MODULE AND BATTERY AND MOTOR VEHICLE
The invention relates to a battery cell module, which comprises a plurality of battery cells (10), in particular lithium ion battery cells, which each have a ventilation opening (13), and further comprises a gas accommodation chamber (21) which is assigned to a plurality of battery cells (10) to at least temporarily accommodate gas which has escaped from said battery cells (10). According to the invention, the volume of the gas accommodation chamber (21) is connected directly to the ventilation openings (13). The invention also relates to a method for operating a battery cell module, to a battery and to a motor vehicle having the battery cell module or the battery.