Air cooling device and method for fuel cell stack

The invention relates to the technical field of fuel cells, in particular to a fuel cell stack air cooling device and method.The fuel cell stack air cooling device comprises a stack shell and a filter assembly, the filter assembly comprises an air inlet fan, a fixed block, a movable block, a filter screen, a plug pin, a driving block, a fixed plate and a first spring, and the air inlet fan is installed in the stack shell; then, a filter screen is mounted on the outer side of the electric pile shell, an air inlet fan is started, the air inlet fan can suck external air into the filter screen to be filtered, the filtered air can pass through filtering holes of the filter screen, and impurities such as dust obtained through filtering are left on the filter screen; then the filtered air is transmitted into the electric pile shell through the air inlet fan, so that the air required in the working process is provided for the electric pile in the electric pile shell, and the air entering the electric pile shell is fi