Device for controlling the temperature in an electric battery of a motor vehicle and motor vehicle provided with such a device

The invention relates to a device for temperature regulation of an electric battery (1) of a motor vehicle, the device comprising a closed circuit (2) which, in service, is in thermal transfer relationship with said battery so as to allow regulation of the battery temperature, the circuit comprising successively in series a boiler (3), a condenser (4), pressure reduction means (5), an evaporator (6), an absorber (7), pumping means (8), the circuit further comprising a channel (10) which extends in parallel with the pumping means. The invention also relates to a motor vehicle equipped with such a regulation device.