Fuel cell stack assembly and method for controlling a temperature of a fuel cell stack assembly

Fuel cell stack assembly and method for controlling a temperature of a fuel cell stack assemblyAbstract:A fuel cell stack assembly (1) is provided which comprises at least a fuel cell stack (2) with a plurality of fuel cells (4), first and second endplates (20, 22) between which the fuel cell stack is arranged, and which are provided with at least a cooling fluid inlet (11, 18), which is configured to provide a cooling fluid to the fuel cell stack for regulating a temperature within the fuel cell stack, and a cooling fluid outlet (13, 19); a heating unit (38) arranged between at least one of the end plates (20, 22) and the fuel cell stack (2); and a control unit (40) for controlling the heating unit (38); wherein a first temperature sensor (44) is provided, which is configured to measure a first temperature value and to provide the measured first temperature value as an output value of the first temperature sensor (44) to the control unit (40), wherein the control unit (40) is configured to control the heating unit (38) based on the output value of the first temperature sensor (44), wherein the first temperature sensor (44) is arranged at and/or in the cooling fluid outlet (13, 19) of the first endplate (20).