Invention Grant
- Patent Title: Electric heating for turbomachinery clearance control
-
Application No.: US15979085Application Date: 2018-05-14
-
Publication No.: US11111809B2Publication Date: 2021-09-07
- Inventor: Neil Terwilliger , Christopher J. Hanlon , Patrick D Couture , Coy Bruce Wood
- Applicant: UNITED TECHNOLOGIES CORPORATION
- Applicant Address: US CT Farmington
- Assignee: UNITED TECHNOLOGIES CORPORATION
- Current Assignee: UNITED TECHNOLOGIES CORPORATION
- Current Assignee Address: US CT Farmington
- Agency: Snell & Wilmer L.L.P.
- Main IPC: F01D11/24
- IPC: F01D11/24 ; F01D25/10 ; F01D11/18

Abstract:
A clearance control system for a gas turbine engine may comprise a rotor blade, an outer structure disposed radially outward from the rotor blade, and a heating element configured to cause the outer structure to be heated in response to electric current being supplied to the heating element, wherein a gap between the rotor blade and the outer structure is at least one of increased, decreased, and maintained in response to the outer structure being heated.
Information query
IPC分类: