A method of monitoring first and second electrical machines driving respective first and second mechanical loads, the method including: measuring first and second sets of currents through a plurality of stator phases of the respective first and second electrical machines; calculating first and second DC components of a sum of squares of the respective first and second measured sets of currents; calculating a first ratio of the first DC component to the second DC component; and determining a fault in a component connected to the first or second mechanical loads if the first ratio is outside of a predetermined range.
ELECTRICAL MACHINE MONITORING
2025-07-31
Patent
Electronic Resource
English
IPC: | G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen / B64F GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT , Boden- oder Flugzeugträgerdeckeinrichtungen besonders ausgebildet für die Verwendung in Verbindung mit Luftfahrzeugen |
MINING MACHINE WITH ELECTRICAL INSULATION STATUS MONITORING
European Patent Office | 2020
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