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Matches 1 - 50 out of 10,315

Document Document Title
WO/2019/159412A1
A motor control device drives a motor provided as the drive source of an electric actuator using a vector control according to d-q rotation coordinates, and when torque is applied to the motor from the outside in the same direction as th...  
WO/2019/160081A1
A control device (30) is applied to a system comprising: an electric motor (10) that is capable of switching a pole number; and an inverter (20) that is electrically connected to stator windings (12A-12F) of the electric motor. The contr...  
WO/2019/158143A1
The invention relates to a method for operating an electrical machine in a drive train of a motor vehicle, according to which, during acceleration of the the motor vehicle, the electrical machine, in the event of a full load in an operat...  
WO/2019/150868A1
The purpose of the present invention is to reduce the amount of movement of a rotor during estimation of a magnetic pole position of an electric motor. Provided is a magnetic pole position estimation method provided with: a first step of...  
WO/2019/150945A1
[Problem] To provide an electric power steering device that, in a vector control method type electric power steering device, without tuning work, compensates for dead time of an inverter, attempts to improve distortion of a current wavef...  
WO/2019/151200A1
[Problem] To provide: a motor control device based on a vector control method, said motor control device improving the strain of a current waveform and enhancing responsiveness to current control by compensating for a dead time of an inv...  
WO/2019/146076A1
This inverter control method for driving a motor including a magnet includes: detecting the rotational state of the motor by a rotation sensor; detecting the current of the motor by a current sensor; calculating, by a controller for cont...  
WO/2019/141600A1
The invention describes a method of controlling a multi-channel multi-phase electrical machine (3) comprising a plurality of channels (C1, C2,...) each with a set of phase windings (WA1, WB1, WC1; WA2, WB2, WC2;...) connected to a conver...  
WO/2019/140728A1
A driver topology of an open-winding motor, comprising: a first bridge arm, a second bridge arm, a third bridge arm and a fourth bridge arm. Each bridge arm comprises an upper bridge arm power switch device and a lower bridge arm power s...  
WO/2019/142301A1
This drive device (100) is provided with a current detection unit (4a) that detects a current flowing through a main-side synchronous motor (1a), and a current detection unit (4b) that detects a current flowing through a sub-side synchro...  
WO/2019/142302A1
Provided is a driving device (100), comprising: a current detection unit (4a) detecting a current flowing through a main-side synchronous motor (1a); and a current detection unit (4b) detecting a current flowing through a sub-side synchr...  
WO/2019/138454A1
Provided is an apparatus which is for controlling a rotary electric machine, and which, for a rotary electric machine having a plurality of sets of winding coils, can appropriately control the voltages of the respective sets of winding c...  
WO/2019/138692A1
A control device (100) for rotary machines, that controls a rotary machine (1) having an inductance current component having inductance that changes as a result of rotor position, said control device (100) comprising: a current detector ...  
WO/2019/137916A1
A method for controlling an electrical converter (12), the electrical converter (12) being adapted for converting a DC voltage (vdc) into a multi-phase voltage with at least two voltage levels, comprises: determining a modulating signal ...  
WO/2019/138598A1
A motor drive for controlling an operation of an induction motor includes a motion controller to provide a reference signal for controlling the operation of the motor, and a memory to store a transformed model relating dynamics of a tran...  
WO/2019/136784A1
Disclosed is a one-phase open-circuit fault-tolerant direct thrust control method for a five-phase permanent magnet linear motor. The method comprises: firstly deducing a generalized Clark transformation matrix and an inverse matrix ther...  
WO/2019/138691A1
A control device (100) for rotary machines comprises: a current detector (2) that detects rotary machine current flowing to a rotary machine (1); a position estimator (3) that estimates a rotor position; a controller (4) that outputs rot...  
WO/2019/134249A1
An automatic rotation method for a stabilizer, comprising: transforming, by means of clark transformation, a first electric motor (3), a second electric motor (4), and a third electric motor (5) from a three-phase symmetrical state to a ...  
WO/2019/131914A1
A stator (50) in a rotating electrical machine (803a) has a slot-less configuration. The rotating electrical machine comprises a control device (110). The control device sets the q axis command current on the basis of: map information as...  
WO/2019/119896A1
A method and an apparatus for detecting motor rotor position, and an electronic device, the method comprising: acquiring an attitude angle characterising a carrier in the attitude direction; and, on the basis of the attitude angle, calcu...  
WO/2019/119872A1
The present invention relates to a method for controlling direct current bus discharge, comprising: receiving an active discharge command; acquiring a motor current signal according to the active discharge command; converting the motor c...  
WO/2019/120380A1
The invention relates to a method and an apparatus for the field-oriented current control of a multiphase dynamoelectric machine (1) having a stator and a rotor which is at a distance therefrom via an air gap. In order to improve the dyn...  
WO/2019/121918A1
Method for deternnining a measuring offset of a rotor position sensor (2) assigned to a rotor (3) of an electric machine (5) comprising stator windings that are supplied by an inverter (6) converting a voltage at a DC link capacitor (7) ...  
WO/2019/121919A1
Method for determining a measuring offset of a rotor position sensor (2) assigned to a rotor (3) of an electric machine (4), wherein stator windings of the electric machine (4) are supplied by phase lines (17) between an inverter (6) and...  
WO/2019/119871A1
Provided by the present invention is a method for controlling direct current bus discharge, comprising: receiving an active release command; obtaining a motor current signal according to the active release command; converting the motor c...  
WO/2019/118955A1
Embodiments of the present disclosure include a motor controller with a processor and a machine readable medium, The medium includes instructions that, when loaded and executed by the processor, cause the processor to receive an estimate...  
WO/2019/114474A1
A method for correcting the position of a motor rotor comprises the following steps: (S11) acquiring an angle difference Δθk of the position of a motor rotor; (S12) according to the angle difference Δθk of the position of the motor r...  
WO/2019/111776A1
In this motor driving apparatus 120, a phase compensation amount calculation unit 110 calculates a phase compensation amount Δθ for compensating a voltage phase θv* when a control mode is switched in a control selection unit 90. The c...  
WO/2019/111145A1
The present invention provides electronically controlled high efficiency induction motor having low power consumption due to additional winding provided over the normal winding in the stator (1) that develops back emf, by which part of t...  
WO/2019/106727A1
A control device 100, which performs either a voltage phase control or an electric current vector control so as to control electric power supply to an electric machine 9 according to the operating state of the electric machine 9, calcula...  
WO/2019/106729A1
A control device 100, which performs either a voltage phase control or an electric current vector control so as to control electric power supply to an electric machine 9 according to the operating state of the electric machine 9, calcula...  
WO/2019/109102A1
When an electric vehicle is traveling downhill, experiencing regenerative braking, or otherwise forcing the vehicle motor to turn faster than the commanded motor torque, the vehicle motor produces electrical energy that can be used to re...  
WO/2019/100806A1
Disclosed are a method and apparatus for controlling sound-making of an electric motor, an electric motor controller, a power system and an intelligent terminal. The method comprises: acquiring a sound-making instruction of an electric m...  
WO/2019/095877A1
Disclosed in the present application are a motor drive system, and a method and device for synchronous calculation of sampled phase current and phase voltage. The method comprises the following steps: sampling three-phase current of a mo...  
WO/2019/096630A1
The invention relates to a method for controlling (50) a synchronous three-phase electrical machine comprising a stator and a rotor, said method comprising: measuring (51) currents of the first and second phases of the stator; measuring ...  
WO/2019/095878A1
Disclosed are a motor driving system, a method and device for simultaneous calculation of reconstructed phase and current phase voltages. The method comprises the following steps: sampling a direct-current bus current and performing phas...  
WO/2019/096497A1
The invention relates to a method and device for operating an electric machine (10) for outputting a predefined torque and a predefined rotational speed, comprising the following steps: providing (420) a first and a second operating mode...  
WO/2019/092777A1
Provided are an electric motor control device and an electric power steering device capable of suppressing torque variation due to a low angle-detection resolution by a simple calculation even under the condition that the rotational spee...  
WO/2019/092657A1
A control device for an electric motor having a first set of coil windings arranged to form a first sub motor and a second set of coil windings arranged to form a second sub motor, wherein current flow in the first set of coil windings i...  
WO/2019/093064A1
In order to improve torque accuracy by reducing torque pulsation and deviation due to a resistance constant error caused by variation in the temperature of an induction electric motor when restarting, from a low-speed free-running state,...  
WO/2019/087644A1
[Problem] To provide a motor control device and a motor control method enabling torque control by a command value even during switching of control modes, suppressing torque variation during the switching, and excellent in responsiveness....  
WO/2019/087721A1
Disclosed are a motor control device capable of accurately estimating a rotor position on the basis of a neutral point potential even when a load acting thereon becomes large, and a brake control device driven by the motor control device...  
WO/2019/084584A1
The invention relates to a method for the sensor-free determination of the rotor position of a synchronously running three-phase machine (4), which is supplied via an inverter (3), wherein active inverter states excluding short circuit s...  
WO/2019/085106A1
An electric motor control system and an inverter air conditioner. The electric motor control system comprises a rectifier (2), a filter circuit (6), an operation control portion (5), several inverters (4, 8), and current sampling portion...  
WO/2019/081768A1
The invention relates to a method for the closed-loop and open-loop control of two or more EC motors operated using a common converter, wherein for the purpose of setting the operating point of the EC motors there is provision for common...  
WO/2019/077689A1
This air conditioner is provided with an electric motor (1), and a power conversion device (1) which uses a vector control method to perform power conversion. The power conversion device (1) is provided with: a pulse control unit (7) for...  
WO/2019/073599A1
Provided are a motor drive device and the like capable of both suppressing vibration and reducing loss. The motor drive device (50) is provided with a control unit (51) for changing, in accordance with the change in torque current on the...  
WO/2019/073800A1
A control device (60) that comprises memory (61) that stores setting information that associates: combinations of armature-side command values for an armature winding of a stator (33) and field current command values for a field winding ...  
WO/2019/071390A1
Provided is a mechanical angle detecting method, comprising: Acquiring first posture information for indicating a motion posture of a pan/tilt base of a pan/tilt, second posture information for indicating a motion posture of a photograph...  
WO/2019/071955A1
Disclosed in the present invention discloses a system and method for fault-tolerant control under five-phase permanent magnet synchronous motor open-circuit faults. The method comprises: employing a rotation speed controller to obtain a ...  

Matches 1 - 50 out of 10,315