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US 11,777,434 B2Granted
Method for operating a drive system, and drive system
AssigneeSew-Eurodrive GmbH & Co. KG
InventorsMaik Wacker, Marcel Stark
Life of this patent
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AssigneeSew-Eurodrive GmbH & Co. KG
InventorsMaik Wacker, Marcel Stark
Estimating the term…
In a method for operating a drive system, and drive system, having a rectifier and at least one inverter including an electric motor, the electric motor is connected at the AC-voltage-side connection of the inverter, the DC-voltage-side connection of the inverter is connected via inductance(s) in addition to the line inductance, to the DC-voltage-side connection of the rectifier, a capacitance is connected at the DC-voltage-side connection of the inverter and/or at the DC-voltage-side connection of the rectifier, a series circuit, including a resistor and a controllable semiconductor switch is connected at the DC-voltage-side connection of the inverter and/or at the DC-voltage-side connection of the rectifier, the braking chopper being operated using a single frequency during the particular time span in which the braking chopper is in operation, the frequency, e.g., being set apart from the resonant frequency of the resonant circuit including the inductance or the capacitances.
A method for operating a drive system that includes a rectifier, at least one inverter, and an electric motor, comprising:
A method for operating a drive system that includes a rectifier, at least one inverter, and an electric motor, the electric motor connected at an AC-voltage-side connection of the inverter, a DC-voltage-side connection of the inverter connected via at least one inductance in addition to a line inductance, to a DC-voltage-side connection of the rectifier, a capacitance connected at the DC-voltage-side connection of the inverter and/or at the DC-voltage-side connection of the rectifier, a series circuit, arranged as a braking chopper, that includes a resistor and a controllable semiconductor switch, connected at the DC-voltage-side connection of the inverter and/or at the DC-voltage-side connection of the rectifier, comprising:
Dependencies are inferred from the claim text.