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:
Jun. 29, 2021
Filed:
Feb. 25, 2020
General Electric Company, Schenectady, NY (US);
Michael R. Millhaem, Cincinnati, OH (US);
Byron Andrew Pritchard, Loveland, OH (US);
Hendrik Pieter Jacobus de Bock, Clifton Park, NY (US);
John Carl Glessner, Kings Mills, OH (US);
Jeffrey Scott Ksander, Deerfield Township, OH (US);
Craig A. Gonyou, Blanchester, OH (US);
Christopher Jon Potokar, Whitefish Bay, WI (US);
General Electric Company, Schenectady, NY (US);
Abstract
A turbine engine includes: a core cowl, a core within the core cowl, the core including a compressor having a bleed port; an undercowl space; a cooling duct at least partially in the undercowl space and having an inlet and an outlet, the inlet communicating with a source of cooling air, the outlet communicating with the compressor bleed port; a valve assembly in the cooling duct; and a cooling blower operable to move air flow from the inlet of the cooling duct towards the outlet of the cooling duct and into the compressor bleed port. A method of cooling an engine having a core cowl and a compressor, combustor and turbine includes: operating the engine; shutting the engine down; after or during engine shutdown, operating a cooling blower internal to the engine cowl, to force air through the compressor by way of a compressor bleed port.