| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a high-efficiency fuel cell power generation system capable of continuing stable power generation through restraint of shortage of vapor needed for vapor reforming reaction of fuel. <P>SOLUTION: In the fuel cell power generation system provided with a desulfurizer 2 desulfurizing natural gas as fuel, a reformer 3 making vapor reforming reaction of the fuel, a CO shift converter 4 making aqueous shift reaction of exhaust gas of the reformer 3, a phosphoric acid fuel cell stack 9 using the exhaust gas of the CO shift converter 4 as fuel, a solid oxide fuel cell stack 57 using exhaust gas of the reformer 3 as fuel, and a combustor 92 burning exhaust gas of a fuel electrode 54 of the solid oxide fuel cell stack 57, part of combustor exhaust gas 93 is supplied to the reformer 3 as vapor source. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
