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:
Sep. 28, 2004
Filed:
Jul. 11, 2002
Robert J. Nelson, Orlando, FL (US);
Kim M. McCreight, Oviedo, FL (US);
Bobby A. Warren, Chuluota, FL (US);
James F. Lau, Orlando, FL (US);
Siemens Westinghouse Power Corporation, Orlando, FL (US);
Abstract
A turbine power generator includes a housing a shaft a turbine to drive the shaft, a shaft-driven generator rotor and generator stator within the housing and surrounding the rotor. A main cooling gas blower includes at least one blade driven by the shaft for causing a main flow of cooling gas to cool the rotor and/or stator A supplemental cooling gas blower is connected in parallel with the main cooling gas blower for causing a supplemental flow of cooling gas through the housing in addition to the main flow of cooling gas to cool the rotor and/or stator The supplemental cooling gas blower may include an electric motor and at least one blade driven thereby. A controller may be connected to the electric motor to permit selective operation of the supplemental cooling gas blower