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    • 10. 发明专利
    • REACTOR FOR FUEL CELL
    • JPH03237002A
    • 1991-10-22
    • JP3489090
    • 1990-02-14
    • KOBE STEEL LTD
    • KAWABATA SHUNZOKAMIYAMA TAKEYOSHITANAKA YASUOSUGIMURA HIDEKIAOKI MAMORU
    • C01B3/38H01M8/06
    • PURPOSE:To efficiently operate the reactor when the reactor is started and the load of a fuel cell is reduced and to make the reactor compact by using a coaxial multiple-tube structure and surrounding the inner desulfurizer with the outer carbon monoxide converter. CONSTITUTION:Natural gas (raw gas) is supplied from the raw gas inlet nozzle 15 at the lower end of the inner cylinder 2, and allowed to ascend in the inner cylinder 2 and then descend in an annular passage 11. The sulfur in the raw gas is hydrogenated to hydrogen sulfide by a hydrogenation desulfurization catalyst 6 in the passage 11, and the hydrogen sulfide is adsorbed on the desulfurization adsorbent 7. The desulfurized raw gas is discharged from a desulfurized gas outlet nozzle 19 and sent to a reformer. The reformed gas consisting essentially of hydrogen is adjusted to a specified temp. by a heat exchanger and supplied to a reactor 1 from a reformed gas inlet nozzle 20. The reformed gas is allowed to descend in an annular passage 13 and then ascend in an annular passage 12, the concn. of carbon monoxide in the reformed gas is reduced by a shift reaction catalyst 8, and then the reformed gas is discharged from a reformed gas outlet nozzle 21 and used as the fuel gas for a fuel cell.