Invention Application
- Patent Title: FAN DRIVE GEAR SYSTEM DC MOTOR AND GENERATOR
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Application No.: US16012059Application Date: 2018-06-19
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Publication No.: US20190383157A1Publication Date: 2019-12-19
- Inventor: Daniel Bernard Kupratis , Frederick M. Schwarz , William G. Sheridan
- Applicant: United Technologies Corporation
- Main IPC: F01D15/10
- IPC: F01D15/10 ; F02C7/36 ; F02K3/06 ; H02K11/00 ; H02K7/18

Abstract:
A gas turbine engine according to an exemplary embodiment of this disclosure includes, among other things, a fan driven by a fan shaft rotatable about an engine axis; a fan drive electric motor providing a supplemental drive input to the fan; a turbine section driving an input shaft; a geared architecture driven by the input shaft of the turbine section and coupled to the fan shaft to provide a main drive input for driving the fan; and a generator including a rotor supported on the input shaft and a stator disposed on a static structure relative to the rotor, wherein the generator communicates electric power to power the fan drive electric motor.
Public/Granted literature
- US10794216B2 Fan drive gear system DC motor and generator Public/Granted day:2020-10-06
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