The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 22, 2004

Filed:

Feb. 06, 2001
Applicant:
Inventors:

Hiroaki Hashigaya, Kanagawa-ken, JP;

Katsunori Oshiage, Kanagawa-ken, JP;

Assignee:

Nissan Motor Co., Ltd., Yokohama, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05D 7/00 ; G05D 2/300 ; G05B 1/300 ; G05B 1/900 ;
U.S. Cl.
CPC ...
G05D 7/00 ; G05D 2/300 ; G05B 1/300 ; G05B 1/900 ;
Abstract

A reaction state at an upstream portion of the catalyst unit in which a partial oxidation reaction occurs is detected by a first reaction state detector, and a reforming reaction state in the whole of the catalyst unit composed of a catalyst for promoting a steam reforming reaction and a catalyst for promoting a partial oxidation reaction is detected by a second reaction state detector. Based on a reaction state detected by the second reaction state detector, a first corrector corrects feed amounts of raw fuel gas and oxidation gas, which are supplied to the catalyst unit, and a second corrector corrects a feed amount of the oxidation gas supplied to the catalyst unit and/or a feed timing thereof, based on the reaction state detected by the first reaction state detector.


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