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.
Patent No.:
Date of Patent:
Feb. 17, 2004
Filed:
Dec. 21, 2001
Applicant:
Inventors:
Assignee:
Honda Giken Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/18 ; H01M 8/12 ; H01M 8/10 ;
U.S. Cl.
CPC ...
H01M 8/18 ; H01M 8/12 ; H01M 8/10 ;
Abstract
A fuel cell system comprises a fuel cell stack an evaporator a reforming device a supercharger an offgas heating device and a catalytic combustion chamber Offgas exhausted from the fuel cell stack is burnt in the catalytic combustion chamber and the burnt offgas is introduced to the evaporator to be heat exchanged with a reforming raw fuel and reforming air. The burnt offgas cooled by means of the heat exchange is introduced to the offgas heating device to be used as a heat source for heating the offgas exhausted from the fuel cell stack The offgas can be heated by the burnt offgas, and the moisture in the offgas can be vaporized and introduced to the catalytic combustion chamber