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:
Sep. 03, 2002

Filed:

Dec. 30, 1999
Applicant:
Inventor:

William L. Kopko, Springfield, VA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02C 9/00 ; F02C 1/00 ;
U.S. Cl.
CPC ...
F02C 9/00 ; F02C 1/00 ;
Abstract

A supercharging system for gas turbine power plants. The system includes a supercharging fan and means for limiting turbine power output to prevent overload of the generator at lower ambient temperatures. Possible means for limiting power output include burner control, inlet temperature control, control of supercharging fan pressure, and other options. Supercharging fan pressure can be controlled by staging fans, variable-speed drives, variable-pitch blades, and other options. The invention permits the supercharging system to be retrofit on existing turbines without replacing the generator and associated auxiliary equipment. A novel high-pressure duct design (particularly for use between the supercharging fan and the gas turbine) is also disclosed.


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