Fuel Cell Heat Treatment Method and Apparatus

An embodiment fuel cell heat treatment method includes preparing a fuel cell stack by stacking a plurality of unit cells, each unit cell including a membrane electrode assembly, and performing a heat treatment on an entirety of the fuel cell stack at a preset target temperature in a heat treatment chamber. An embodiment fuel cell heat treatment apparatus includes a heat treatment chamber configured to perform a heat treatment on an entirety of a fuel cell stack at a preset target temperature in the heat treatment chamber, the fuel cell stack including a plurality of unit cells stacked on each other, each unit cell including a membrane electrode assembly.