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:
Apr. 03, 2007
Filed:
Jun. 10, 2004
Applicants:
Jimmy Thornton, Morgantown, WV (US);
Douglas L. Straub, Morgantown, WV (US);
Benjamin T. Chorpening, Morgantown, WV (US);
David Huckaby, Morgantown, WV (US);
Inventors:
Jimmy Thornton, Morgantown, WV (US);
Douglas L. Straub, Morgantown, WV (US);
Benjamin T. Chorpening, Morgantown, WV (US);
David Huckaby, Morgantown, WV (US);
Assignee:
United States Department of Energy, Washington, DC (US);
Primary Examiner:
Int. Cl.
CPC ...
F02C 7/05 (2006.01); F02C 7/25 (2006.01); F02C 7/047 (2006.01); F02C 9/46 (2006.01);
U.S. Cl.
CPC ...
Abstract
Apparatus and method for detecting incipient lean blowoff conditions in a lean premixed combustion nozzle of a gas turbine. A sensor near the flame detects the concentration of hydrocarbon ions and/or electrons produced by combustion and the concentration monitored as a function of time are used to indicate incipient lean blowoff conditions.