Invention Grant
- Patent Title: Plug resistant effusion holes for gas turbine engine
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Application No.: US17305202Application Date: 2021-07-01
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Publication No.: US11519604B2Publication Date: 2022-12-06
- Inventor: Rodolphe Dudebout , Nagaraja S. Rudrapatna , Atul Verma , David Chou , Christopher Zollars
- Applicant: HONEYWELL INTERNATIONAL INC.
- Applicant Address: US NC Charlotte
- Assignee: HONEYWELL INTERNATIONAL INC.
- Current Assignee: HONEYWELL INTERNATIONAL INC.
- Current Assignee Address: US NC Charlotte
- Agency: Lorenz & Kopf, LLP
- Main IPC: F23R3/04
- IPC: F23R3/04

Abstract:
A combustor for a gas turbine engine includes a liner having a first surface, a second surface opposite the first surface, and defining a plurality of effusion cooling holes. At least one of the effusion cooling holes includes an inlet section and a converging section downstream of the inlet section. The at least one of the effusion cooling holes includes a metering section downstream of the converging section. The at least one of the effusion cooling holes includes an outlet section downstream of the metering section. The outlet section is proximate to the second surface. The inlet section, the converging section, the metering section and the outlet section extend along a longitudinal axis, with the inlet section asymmetrical relative to the longitudinal axis and the metering section symmetrical relative to the longitudinal axis.
Public/Granted literature
- US20210325045A1 PLUG RESISTANT EFFUSION HOLES FOR GAS TURBINE ENGINE Public/Granted day:2021-10-21
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