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:
Nov. 27, 2001
Filed:
Sep. 27, 1999
Applicant:
Inventor:
William P. Acker, Rexford, NY (US);
Assignee:
Plug Power L.L.C., Latham, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/06 ;
U.S. Cl.
CPC ...
H01M 8/06 ;
Abstract
A diagnostic method and method of controlling the preferential oxidation of CO in a reformed fuel gas stream includes periodically modulating the amount of air supplied to a preferential oxidation reactor at a specific operating characteristic of the fuel cell, such as power output or fuel flow rate, to determine the amount of air necessary to reduce the level of CO to an acceptable level.