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.

Date of Patent:
Aug. 14, 2007

Filed:

Feb. 11, 2005
Applicants:

Narendra Joshi, Cincinnati, OH (US);

Michael Reale, Milford, OH (US);

James K. Prochaska, Spring, TX (US);

Joseph D. Peters, Houston, TX (US);

Inventors:

Narendra Joshi, Cincinnati, OH (US);

Michael Reale, Milford, OH (US);

James K. Prochaska, Spring, TX (US);

Joseph D. Peters, Houston, TX (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F02C 7/143 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for operating a gas turbine engine, including a first compressor, a second compressor, a combustor and a turbine, coupled together in serial flow arrangement, and an intercooler coupled between the first compressor and the second compressor, the intercooler including a first heat exchanger and a second heat exchanger. The method includes channeling compressed airflow from the first compressor to the first heat exchanger, extracting energy from the compressed airflow using a first working fluid flowing through the first heat exchanger to facilitate reducing an operating temperature of the compressed airflow and to facilitate increasing an operating temperature of the first working fluid, and channeling the first working fluid to a process heat exchanger, and channel the compressed airflow form the first heat exchanger to the second compressor.


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