The invention is a solid oxide fuel cell system (1) including: a fuel cell module (2), a fuel flow regulator unit (38), a first power demand detection device (110a), a control section (110) for controlling a fuel supply amount and setting the current value...

To provide a solid oxide fuel cell system capable of efficiently and simply controlling a low speed fuel cell module and a high speed inverter. The invention is a solid oxide fuel cell system (1), comprising: a fuel cell module (2), a fuel flow regulator u...