Patent ID: 8765319
Filing Date: 2014-07-01
Classification: H01M,Y02E

Abstract:
1. A method for operating a fuel cell system ( 1 ) having a fuel supply line for supplying fuel to the anode side of the fuel cell system ( 1 ), an anode exhaust recirculation circuit, a recirculation blower ( 11 ) disposed in the anode exhaust gas recirculation circuit of the fuel cell system ( 1 ), a drive turbine ( 12 ) connected to drive the recirculation blower ( 11 ), a motor driven air compressor ( 5 ), piping connecting the outlet of the air compressor ( 5 ) to the cathode side ( 4 ) of the fuel cell system, piping connecting the outlet of the compressor ( 5 ) to the drive turbine ( 12 ) bypassing the cathode side ( 4 ) of the fuel cell system, said method comprising: impacting an air-driven drive turbine ( using the air-driven drive turbine (