Invention Grant
- Patent Title: Auxiliary drive bowed rotor prevention system for a gas turbine engine
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Application No.: US15042794Application Date: 2016-02-12
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Publication No.: US10508601B2Publication Date: 2019-12-17
- Inventor: William G. Sheridan , David Allen Stachowiak
- 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: Cantor Colburn LLP
- Main IPC: F02C7/26
- IPC: F02C7/26 ; F02C7/32 ; F01D25/36 ; F02C7/268 ; F01D21/00 ; F02C7/275 ; F02C9/00 ; H02J7/00 ; H02J7/34
Abstract:
A bowed rotor prevention system for a gas turbine engine of an aircraft is provided. The bowed rotor prevention system includes a gear train and a bowed rotor prevention motor operable to drive rotation of a starting spool of the gas turbine engine through the gear train at a substantially constant speed upon engine shutdown until an energy storage source is depleted.
Public/Granted literature
- US20170234232A1 AUXILIARY DRIVE BOWED ROTOR PREVENTION SYSTEM FOR A GAS TURBINE ENGINE Public/Granted day:2017-08-17
Information query
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