Fuel feed system for fuel cell, controls supply pressure and nozzle in ejector pump by regulator for distributing off-gas through path according to electric power generation state of fuel cell so that circulation amount of off-gas is varied

摘要

A controller (41) controls the supply pressure and the nozzle in an ejector pump (50) by a regulator (32) for distributing the off-gas through the path (34) according to the electric power generation state of the fuel cell (10) so that the circulation amount of the off-gas is varied.