Abstract: A hydrogen generation apparatus according to the present invention includes: a reformer configured to generate a hydrogen-containing gas through a reforming reaction; a combustor configured to heat the reformer; an air supply device configured to supply air to the combustor; a fuel supply device configured to supply a fuel to the combustor; a CO detector configured to detect a carbon monoxide concentration in a flue gas discharged from the combustor; and a controller configured to control at least one of the air supply device and the fuel supply device to increase an air ratio in the combustor such that the CO concentration in the flue gas increases, and then test the CO detector for abnormality.

Abstract: A hydrogen generation apparatus according to the present invention includes: a reformer configured to generate a hydrogen-containing gas through a reforming reaction; a combustor configured to heat the reformer; an air supply device configured to supply air to the combustor; a fuel supply device configured to supply a fuel to the combustor; a CO detector configured to detect a carbon monoxide concentration in a flue gas discharged from the combustor; and a controller configured to control at least one of the air supply device and the fuel supply device to increase an air ratio in the combustor such that the CO concentration in the flue gas increases, and then test the CO detector for abnormality.

Abstract: A hydrogen generating device including a temperature adjustment section 8 for controlling a temperature of a hydrogen-containing gas to be introduced from a reforming section 1 into carbon monoxide reducing sections 2 and 3, the temperature adjustment section 8 including: a heat exchange section 26 having an air path 11 for allowing a cooling air to pass therethrough; an air intake portion 10 having an opening for taking the cooling air into the air path 11; and an air discharging portion 12 having an opening for discharging the cooling air out of the air path 11, wherein the opening of the air intake portion 10 and that of the air discharging portion 12 are facing in a same direction, and the same direction is a vertically upward direction or a vertically downward direction.

Abstract: A hydrogen generator (100) of the present invention includes: a raw material supplying device (4) configured to supply a raw material containing a sulfur constituent; a hydrogen supplying device (7) configured to generate hydrogen by electrolysis of water; a hydro-desulfurizer (5) configured to remove the sulfur constituent of the raw material by using the hydrogen generated by the hydrogen supplying device (7), the raw material being supplied from the raw material supplying device (4); and a reformer (1) configured to generate a hydrogen-containing gas by a reforming reaction of the raw material from which the sulfur constituent is removed by the hydro-desulfurizer (5).

Abstract: A hydrogen generating device including a temperature adjustment section 8 for controlling a temperature of a hydrogen-containing gas to be introduced from a reforming section 1 into carbon monoxide reducing sections 2 and 3, the temperature adjustment section 8 including: a heat exchange section 26 having an air path 11 for allowing a cooling air to pass therethrough; an air intake portion 10 having an opening for taking the cooling air into the air path 11; and an air discharging portion 12 having an opening for discharging the cooling air out of the air path 11, wherein the opening of the air intake portion 10 and that of the air discharging portion 12 are facing in a same direction, and the same direction is a vertically upward direction or a vertically downward direction.