| 摘要 |
A fuel cell stack by an embodiment of the present invention comprises the following: a unit cell providing an electrolyte film in between an air electrode and a fuel electrode; a separation membrane located on at least one side of the unit cell for stacking the unit cell; and a surface pressure sensor located on at least one contacting surface of the unit cell and the separation membrane for measuring the surface pressure between the unit cell and the separation membrane. A surface pressure adjusting device for a fuel cell by another embodiment of the present invention comprises the following: the fuel cell stack; an actuator connected to the outside of the fuel cell stack; and a controller connected to the fuel cell stack and the actuator for operating the actuator after adjusting the surface pressure of the fuel cell stack. |
