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:
Jul. 03, 2012
Filed:
Jan. 29, 2009
Henry G. Ballard, Jr., Easley, SC (US);
Ian David Wilson, Simpsonville, SC (US);
Stephen Christopher Chieco, Simpsonville, SC (US);
Andrew Ray Kneeland, Simpsonville, SC (US);
Bradley James Miller, Simpsonville, SC (US);
Kenneth David Black, Travelers Rest, SC (US);
Raymond Goetze, Greenville, SC (US);
Henry G. Ballard, Jr., Easley, SC (US);
Ian David Wilson, Simpsonville, SC (US);
Stephen Christopher Chieco, Simpsonville, SC (US);
Andrew Ray Kneeland, Simpsonville, SC (US);
Bradley James Miller, Simpsonville, SC (US);
Kenneth David Black, Travelers Rest, SC (US);
Raymond Goetze, Greenville, SC (US);
General Electric Company, Schenectady, NY (US);
Abstract
A method operates a gas turbine that includes a compressor section, a turbine section and an extraction cooling system. The method includes monitoring an operation of the gas turbine, directing a cooling air flow through the extraction cooling system from the compressor section to the turbine section in response to normal operation of the gas turbine, and directing a warming air flow through the extraction cooling system to the compressor section and the turbine section in response to shutdown of the gas turbine.