A drive device comprising at least one control unit (10) for operating a first drive unit (16) with a first operating frequency (fb1) from a first operating frequency interval and a second drive unit (18) with a second operating frequency (fb2) from a second operating frequency interval, which at least partly overlaps the first operating frequency interval. The control unit (10), in at least one operating state, operates the drive units at least occasionally simultaneously with different operating frequencies (fb1, fb2) and varies the first operating frequency (fb1) and/or the second operating frequency (fb2) within the respective operating frequency interval.
Drive device and method for operating a drive device
2018-05-29
Patent
Electronic Resource
English
IPC: | H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / F01P Kühlung von Kraft- und Arbeitsmaschinen oder Kraftmaschinen allgemein , COOLING OF MACHINES OR ENGINES IN GENERAL / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES |
METHOD AND DEVICE FOR OPERATING A DRIVE DEVICE, DRIVE DEVICE
European Patent Office | 2020
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