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WO/2024/042241A1 |
The present invention relates to a control system for a multiphase brushless motor without a position sensor, incorporating drive control electronics, comprising: • - a switching means (20), provided with two-state switches (12 to 17),...
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WO/2024/040823A1 |
Disclosed in the present invention is a linear brake control method and apparatus applied to a competition-level remote-controlled model vehicle. The method comprises: a user sending a remote control instruction to an electric-motor cont...
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WO/2024/043349A1 |
The present invention concerns a device and a method for controlling a motor using a DFVC module and a CCAL module. The invention: determines a torque reference, determines, by the CCAL module, a flux reference and a current reference fr...
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WO/2024/041042A1 |
The present invention relates to the technical field of linear motor motion control. Disclosed are a linear motor motion control method, apparatus and device, and a storage medium. The present invention involves: by using a state extensi...
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WO/2024/040881A1 |
Disclosed in the present application are a linear brake control method and apparatus applied to a competition-level remote-control model vehicle. The method comprises: a user sending, by means of a remote controller, a remote control ins...
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WO/2024/038574A1 |
In a compressor control device (310) used as an AC electric motor control device, a torque compensation unit (314) calculates a torque compensation value that is a compensation value for a basic torque and necessary for suppressing the r...
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WO/2024/038628A1 |
This variable-speed power device is provided with: a synchronous machine having a stator provided with an armature winding to form an armature, a first rotor having magnetic poles, and a second rotor provided between the first rotor and ...
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WO/2024/034259A1 |
Disclosed is a motor control device capable of improving the accuracy and reliability of magnetic flux estimation. This motor control device comprises: a voltage command creation unit (41) that generates, in accordance with the speed com...
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WO/2024/033337A1 |
The invention relates to a method for operating an electric machine (2), having a brushless electric motor (4) comprising a stator and comprising a rotor, and a closed-loop control unit (64) for sensorless field-oriented open-loop contro...
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WO/2024/034501A1 |
In the present invention, a device for driving a permanent magnet synchronous motor comprises: an inverter; a detection means that detects electric current that flows in the permanent magnet synchronous motor; and a control means that co...
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WO/2024/033172A1 |
The invention relates to a method for operating an electric machine (4) of a rotary drive, comprising a gear set (2) which has backlash, wherein the electric machine (4) is controlled according to a target value (n_EMsoll) of a control v...
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WO/2024/027557A1 |
The present invention provides a multi-motor control module and a motor driving system. The multi-motor control module comprises: at least two motor engine control units used for providing control signals for respective corresponding mot...
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WO/2024/027218A1 |
A switch winding electric-motor driving system, and a control method and apparatus therefor, and a storage medium. The system comprises a first inverter (10) and a second inverter (20), which are arranged corresponding to two ends of a w...
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WO/2024/029158A1 |
The purpose of the present invention is to provide an AC motor control device that can perform stable vector control of a multipolar AC motor. The present invention comprises a control device 2 that controls an AC motor 1 by means of a...
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WO/2024/021692A1 |
The present application relates to the technical field of air conditioners. Disclosed is a control method for an air conditioner. The control method comprises: acquiring bus voltage information of an air conditioner; when the bus voltage...
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WO/2024/021763A1 |
The present application relates to the technical field of air conditioners. Disclosed is a control method for an air conditioner. The control method comprises: acquiring bus voltage information of an air conditioner; when the bus voltage...
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WO/2024/023895A1 |
According to the present invention, when there is, in a second coordinate space having the rotation speed and the torque of a motor 009 as the coordinate axes, a specific region 113 in which the temperature of a magnet of the motor 009 i...
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WO/2024/023920A1 |
An inverter control device (26) comprises: a dq conversion unit (8) that converts three-phase motor current flowing to a fan motor (31) into d-axis current and q-axis current; a dq conversion unit (9) that converts three-phase inverter o...
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WO/2024/022946A1 |
The invention relates to a computer-implemented method and a control unit for controlling an electric drive. The method comprises determining a torque hyperbola for predefined torques of an electric drive in a d-q coordinate system based...
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WO/2024/026511A1 |
A circuit for recapturing magnetic energy is provided. When a magnet approaches a coil, a switching circuit may activate an electrical path to direct current from a power source through the coil. When the magnet moves away from the coil,...
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WO/2024/023150A1 |
A method for controlling an induction-based machine or an air-cored resonant- induction machine, having a rotor and a stator, comprising the steps of: retrieving an actual rotor speed (ωr) and a setpoint of rotor speed, setting a stator...
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WO/2024/025848A1 |
An electric vehicle power control system and method thereof is described to utilize sinusoidal reference signals to implement multiple modes for using power. In some examples, an electric vehicle power control system couples a sine senso...
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WO/2024/019003A1 |
The present disclosure provides a torque pulsation measurement method for a permanent magnet motor provided with a stator that has an iron core guiding magnetic flux and a coil insulated from the iron core and capable of generating a rot...
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WO/2024/013900A1 |
A control device (100) carries out drive control of a multi-phase rotating machine (1). The control device (100) is characterized by comprising: a current detector (2) which is a current detection unit that detects a rotating machine cur...
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WO/2024/013471A1 |
An apparatus comprising : at least one processor; and at least one memory including computer program code, the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus to: mode...
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WO/2024/012742A1 |
The invention relates to a method (400) for operating an electric multi-phase machine (110) with an angle sensor (120) in a vehicle (300), wherein a malfunction mode has the following steps: actuating (450) the electric machine (110) by ...
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WO/2024/013935A1 |
This bearingles motor control device (30) comprises an observer (32) and a speed estimator (33), the bearingless motor control device controlling a bearingless motor that comprises a rotor, and a stator that has a motor winding that gene...
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WO/2024/008203A1 |
The present invention relates to a mining dump truck converter drive control system and algorithm, and belongs to the technical field of engineering machinery. The control system is composed of an engine, a synchronous generator, a recti...
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WO/2024/009657A1 |
Provided is a motor control device comprising an estimation processing unit which includes an axis error estimation unit for using a voltage and a current applied to a motor and a rotation speed of the motor to estimate an axis error est...
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WO/2024/009686A1 |
A control device (60) is applied to a system comprising: a power storage unit (10, 100, 200); a plurality of power converters (20, 40, 70, 80, 110, 210); a rotary electric machine (30, 90, 120, 220) that has windings electrically connect...
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WO/2024/003094A1 |
The invention relates to a method for controlling a drive motor (6) of a household appliance (1), wherein a first control torque portion (Msoll,bas) is calculated from an actual rotational speed (nist) of a drive shaft (6a) of the drive ...
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WO/2024/002315A1 |
Disclosed in the present application are a global control method and apparatus for a permanent magnet synchronous motor and a permanent magnet synchronous motor. The global control method comprises: acquiring a three-dimensional current ...
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WO/2024/002992A1 |
The invention relates to a method (S0-S6) for operating a household appliance (1), in which, in order to start up a BLDC drive motor (5) of the household appliance (1), an actual rotational speed (ω) of a rotor (7) of the BLDC drive mot...
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WO/2024/000711A1 |
The present invention relates to the field of multi-rotor drive transmission control, and provides a control method for a multi-rotor direct drive transmission system and a related device. The control method comprises the following steps...
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WO/2024/000820A1 |
A control method for a direct drive transmission system (100), and a related device. The control method comprises the following steps: S1, starting a direct drive transmission system (100) and performing overall zeroing on same, so that ...
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WO/2023/246484A1 |
Disclosed in the present application are an electric motor control method and apparatus, and a vehicle. The method comprises: acquiring a torque instruction which is obtained on a communication bus; determining a voltage vector instructi...
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WO/2023/246372A1 |
The present application discloses an electric tool and a control method. The electric tool comprises: a mounting portion, configured to optionally mount one of a plurality of working accessories; a motor, configured to drive the working ...
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WO/2023/240844A1 |
An electromagnetic transient modeling method and system for a high-efficiency synchronous machine, and, a device. The method comprises: predicting, of a synchronous machine, a first rotor angular velocity, a first rotor angle, and a firs...
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WO/2023/243362A1 |
Provided are a motor driving device and a work machine which can stably control a brushless motor in a sensorless driving system. A control unit 41 is configured such that a superposed voltage is superposed on a control command voltage a...
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WO/2023/243087A1 |
Provided is an electric motor control device capable of simultaneously estimating the gain error of a current detector and the parameter error of a three-phase electric motor and improving the estimation accuracies of these errors. The e...
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WO/2023/238219A1 |
A control device (1A) for a rotary machine comprises: a current detector (4) that detects a stator current flowing to a stator (7) of a rotary machine (3A); a position estimator (6A) that, on the basis of a calculated interlinkage magnet...
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WO/2023/237088A1 |
Disclosed in the present application are an inverter, an electronic device, a compressor identification method, and a machine-readable storage medium. The inverter comprises a processing unit, which is configured to execute compressor id...
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WO/2023/237018A1 |
Disclosed in the present invention is a nonlinear predictive position control method suitable for a dual-axis permanent magnet servo system. Considering that uncertainty disturbance is present in a dual-axis permanent magnet synchronous ...
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WO/2023/233683A1 |
The purpose of the present invention is to obtain a rotating machine control device capable of adjusting the on/off switching timing of a square wave voltage while preventing an increase in calculation amount. An inverter control unit ...
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WO/2023/233682A1 |
Provided is an alternating current rotating electrical machine control device capable of suppressing a low frequency component, such as current, that occurs in a particular number of carrier signals. This alternating current rotating ele...
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WO/2023/228404A1 |
This rotating electrical machine control device is provided with a rotating electrical machine, a power converter, a current detection unit, a rotation sensor, a rotation arithmetic operation unit, a d-axis current command value generati...
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WO/2023/228885A1 |
According to the present invention, an estimator: sets, to Ts(=2×Tc=Th), a control period in which a process pertaining to a sensorless vector control is executed; applies a high frequency voltage of a period Th corresponding to a frequ...
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WO/2023/226238A1 |
A decoupling-based vector control method and system for an electric motor, and a related component, which relate to the field of electric motor control and are applied to an electric motor, an input end of which is connected to an invert...
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WO/2023/223436A1 |
A control apparatus (100) comprises: an electric current detection unit (2) for detecting a rotating machine electric current flowing in a rotating machine (1); a position estimation unit (4) for calculating an estimated value of a rotor...
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WO/2023/223374A1 |
This power conversion device comprises: a voltage application means that converts DC voltage to AC voltage and that supplies the converted AC voltage to a three-phase motor; a current detection means for detecting current flowing through...
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