HUMIDIFIER, FUEL CELL DEVICE WITH A HUMIDIFIER AND MOTOR VEHICLE WITH A FUEL CELL DEVICE COMPRISING A HUMIDIFIER

A humidifier comprises at least one humidifier module, which has a membrane permeable to water vapor and respectively on both sides of the membrane, a flow field frame with at least two walls defining a flow channel. A thermal bridge with an increased thermal conductivity compared to the membrane protrudes through the membrane. A fuel cell device comprises such a humidifier and a motor vehicle includes a fuel cell device comprising such a humidifier.