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:
Jun. 10, 2014
Filed:
Dec. 20, 2011
Taehee Han, Farmington Hills, MI (US);
Ellazar V. Niangar, Farmington Hills, MI (US);
Nilesh Dale, Farmington Hills, MI (US);
Kevork Adjemian, Birmingham, MI (US);
Taehee Han, Farmington Hills, MI (US);
Ellazar V. Niangar, Farmington Hills, MI (US);
Nilesh Dale, Farmington Hills, MI (US);
Kevork Adjemian, Birmingham, MI (US);
Nissan North America, Inc., Franklin, TN (US);
Abstract
Disclosed herein are systems and methods of diagnosing in situ the health of a fuel cell stack while it is in operation in a vehicle. One such system of diagnosing in situ the health of a fuel cell stack while it is in operation in a vehicle comprises at least one gas sensor configured to detect a gas in exhaust from the fuel cell stack and a control unit configured to receive data from the gas sensor. The control unit has baseline data particular to a catalyst of the fuel cell stack and is programmed to determine information from the baseline data and the data from the gas sensor, the information providing a condition of the fuel cell stack. A display unit is configured to display an indication of the condition.