A drive system has: a three-phase motor, having: a shaft, a first three-phase winding set, having: a three-phase stator winding for connection to a three-phase alternating voltage network and a three-phase rotor winding, which is coupled to the shaft in a mechanical, rotationally fixed manner, a sec
A drive system has: a three-phase motor, having: a shaft, a first three-phase winding set, having: a three-phase stator winding for connection to a three-phase alternating voltage network and a three-phase rotor winding, which is coupled to the shaft in a mechanical, rotationally fixed manner, a second three-phase winding set, having: a three-phase stator winding for connection to the three-phase alternating voltage network in such a manner that rotary field is produced that runs in the opposite direction to a rotary field that is produced by the stator winding of the first winding set.
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1. A drive system, comprising: a three-phase motor, having a shaft,a first three-phase winding set, having:a three-phase stator winding, which is to be connected with a three-phase alternating voltage network, anda three-phase rotor winding, which is mechanically coupled with the shaft, in rotationa
1. A drive system, comprising: a three-phase motor, having a shaft,a first three-phase winding set, having:a three-phase stator winding, which is to be connected with a three-phase alternating voltage network, anda three-phase rotor winding, which is mechanically coupled with the shaft, in rotationally fixed manner, anda second three-phase winding set, having:a three-phase stator winding, which is to be connected with the three-phase alternating voltage network in such a manner that as compared with a rotary field that is produced by way of the stator winding of the first winding set, a rotary field that runs in the opposite direction is produced, anda three-phase rotor winding that is coupled to the shaft in mechanical, rotationally fixed manner,a first inverter, which is mechanically coupled with the shaft in rotationally fixed manner, and is electrically coupled with the three-phase rotor winding of the first winding set, anda second inverter, which is mechanically coupled with the shaft in rotationally fixed manner, and electrically coupled with the three-phase rotor winding of the second winding set,wherein the first inverter and the second inverter are electrically coupled in such a manner that electrical power can be transmitted between the inverters,wherein the second inverter is configured for generating triggering signals for its related rotor winding, in such a manner that a resulting motor speed of rotation generated by way of the second inverter corresponds to a motor speed of rotation generated by way of the first inverter,wherein the first and the second inverter are configured for generating triggering signals for their related rotor windings, in such a manner that a direction of effect of a torque generated by the first inverter corresponds to a direction of effect of a torque generated by the second inverter,wherein the three-phase alternating voltage network has a frequency (fnetwork), andwherein the first and the second inverter are configured for generating the triggering signals for their related rotor windings in such a manner that the first inverter generates a basic oscillation having a frequency (fINV1), and the second inverter generates a basic oscillation having a frequency (fINV2), wherein for a number of pole pairs p=1 the following equation applies: fINV2=2*fnetwork−fINV1. 2. The drive system according to claim 1, wherein the first and the second inverter are configured for generating triggering signals for their related rotor windings, in such a manner that a sum of an output fed into its related rotor winding by the first inverter and of an output fed into its related rotor winding by the second inverter amounts to zero.
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