Invention Application
- Patent Title: ELECTRIC HEATING FOR TURBOMACHINERY CLEARANCE CONTROL POWERED BY HYBRID ENERGY STORAGE SYSTEM
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Application No.: US17866841Application Date: 2022-07-18
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Publication No.: US20230136475A1Publication Date: 2023-05-04
- Inventor: Neil Terwilliger , Christopher J. Hanlon , Sorin Bengea , Zubair Ahmed Baig
- Applicant: Raytheon Technologies Corporation
- Applicant Address: US CT Farmington
- Assignee: Raytheon Technologies Corporation
- Current Assignee: Raytheon Technologies Corporation
- Current Assignee Address: US CT Farmington
- Main IPC: F01D11/24
- IPC: F01D11/24

Abstract:
A method for active bi-directional control of an outer structure of a gas turbine engine comprises sending, by a controller, a first control signal to a power electronics for varying an electric current supplied to a heating element to cause the outer structure to move in a first radial direction, and sending, by the controller, a second control signal to a valve assembly for varying a cooling air flow supplied to the outer structure to cause the outer structure to move in a second radial direction. The first radial direction is opposite the second radial direction.
Public/Granted literature
- US12180846B2 Electric heating for turbomachinery clearance control powered by hybrid energy storage system Public/Granted day:2024-12-31
Information query
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