Invention Grant
- Patent Title: Integrated test method for testing the electrical operation of a thrust reverser of an aircraft turbojet, and an associated system
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Application No.: US16327537Application Date: 2017-08-10
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Publication No.: US10975801B2Publication Date: 2021-04-13
- Inventor: Florian Boni Seka
- Applicant: SAFRAN AIRCRAFT ENGINES
- Applicant Address: FR Paris
- Assignee: SAFRAN AIRCRAFT ENGINES
- Current Assignee: SAFRAN AIRCRAFT ENGINES
- Current Assignee Address: FR Paris
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: FR1657895 20160824
- International Application: PCT/FR2017/052216 WO 20170810
- International Announcement: WO2018/037182 WO 20180301
- Main IPC: G01R31/34
- IPC: G01R31/34 ; F02K1/76 ; B64F5/60

Abstract:
An integrated test method for testing the operation of an electrical power converter powered by an on-board power supply network and using field-oriented control to control a three-phase electric motor for a thrust reverser of a turbojet of an aircraft is provided. The method includes: receiving an order to initiate the integrated test; controlling the converter from a current setpoint defined from a non-zero in-phase component and a zero quadratic component; measuring the currents delivered on each of the three outlet phases of said converter; determining in-phase and quadratic components of the three phase currents previously measured; comparing these components with the in-phase and quadratic components of the current setpoint; and sending a notification concerning the malfunctioning or the functioning of the thrust reverser as a function of the result of the comparison.
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