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WO/2024/079786A1 |
The present invention reduces a torque command according to a motor control state. A motor control device of a motor for driving the shaft of a machine is equipped with: a command generation unit for generating a motor movement command...
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WO/2024/079401A1 |
The invention relates to a motor vehicle comprising a traction battery in a power train, electric devices of the power train, and at least one electric motor which is configured to recharge the battery when driving the vehicle, character...
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WO/2024/080679A1 |
An objective of the present invention is to provide an output control system and method for an inverter for harmonic suppression, which suppresses harmonic vibration transmitted from a propeller, by analyzing, in real time, vibration gen...
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WO/2024/079879A1 |
A motor control device according to one embodiment of the present disclosure is capable of optimizing control characteristics, and comprises: a torque command creation unit that creates a torque command for driving a motor in accordance ...
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WO/2024/080244A1 |
A motor control device (40) includes a drive circuit (41) and a control unit (50). The control unit (50) includes: a drive control unit (55) that controls driving of a motor (10) by feedback control based on the detected values from a ro...
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WO/2024/074550A1 |
A control device of an electric drive has a base control loop for a vector control, comprising a target value input (EG), a subsequent deviation detection element (RA), a manipulated variable guiding element (RS) which is arranged downst...
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WO/2024/075372A1 |
A control device (34) is for controlling a fan motor (22) that rotates a fan (24) for blowing air to an object (14) to be cooled, and comprises a processor (74) and memories (76; 78). The processor determines whether or not the fan motor...
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WO/2024/075337A1 |
The present invention concerns a device and a method and a device for detecting a motor fault during transient operation of the motor. The invention: - senses at least one motor signal, - identifies a fundamental frequency of a motor sig...
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WO/2024/074644A1 |
The invention relates to an electromechanical drive (1) for actuating a sash, more particularly a door sash or window sash, mounted moveably on a structure element. The electromechanical drive (1) has an electric motor (2) with at least ...
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WO/2024/075282A1 |
This electric motor comprises: a stator core; a first winding that is wound around the stator core and corresponds to a first phase; a second winding that is wound around the stator core and that corresponds to a second phase which is di...
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WO/2024/074539A1 |
The invention relates to a method for ascertaining a harmonic component (OA) in a multiphase control signal (S) of a multiphase electric machine (M), having the following steps: operating the electric machine (M) using the control signal...
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WO/2024/069431A1 |
A system comprises: an inverter configured to convert DC power from a battery to AC power to drive a motor, wherein the inverter includes: a point-of-use controller configured to: detect a fault; determine a fault type of the detected fa...
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WO/2024/069961A1 |
This motor drive device comprises an inverter unit that applies voltage to windings between each phase of a three-phase AC motor, and a command unit that generates commands to control the voltage applied to the windings between each phas...
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WO/2024/066222A1 |
The present invention relates to a braking temperature control method and system for an electromechanical brake. According to the braking temperature control method for the electromechanical brake (EMB) provided by the present invention,...
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WO/2024/069976A1 |
[Problem] To provide an electric propulsion unit capable of switching between the forward and reverse movements of an electric moving body with a simple operation and in a seamless manner. [Solution] An electric propulsion unit 1 has an ...
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WO/2024/066736A1 |
A controller of an electric motor control module, a control method for an electric motor, and a related device. A communication end of the controller (1011, 3011, 4011) is connected to an assisted driving controller (203, 302, 402) or an...
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WO/2024/069432A1 |
A system comprises an inverter configured to convert DC power from a battery to AC power to drive a motor, wherein the inverter includes: an upper phase controller configured to store upper phase data; a lower phase controller configured...
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WO/2024/068073A1 |
The invention relates to a method for operating an electric drive device (1), wherein: the drive device (1) has an electric motor (2) comprising a motor winding and has a switching device (4) that is associated with the motor winding; at...
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WO/2024/068077A1 |
The invention relates to a change from an active short circuit to the free wheel of an inverter in an electric drive system. To this end, a half bridge of the inverter is temporarily set to a switching state that corresponds to the switc...
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WO/2024/070464A1 |
A motor control device (40) controls the driving of a motor (10) having 3-phase motor windings (11) and comprises a drive circuit (41) and a control unit (50). The drive circuit (41) has switching elements (411 to 413) that switch the on...
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WO/2024/059915A1 |
The invention comprises automatically tuning a power management system (1000) adapted for use with a vehicle or marine electrical power system (100) powered by an internal combustion engine (105) and an alternator (110) driven by the int...
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WO/2024/062885A1 |
A motor control device (40) controls the driving of a motor (10) including a motor winding (11), said device comprising a drive circuit (41) and a control unit (50). The drive circuit (41) includes switching elements (411-413) that switc...
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WO/2024/062681A1 |
This power source device comprises a DC power source (13), inverters (42A, 42B) to which power is supplied from the DC power source, capacitors (CA1, CA2, CB1, CB2) connected in parallel to the inverters between the DC power source and t...
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WO/2024/057874A1 |
This motor control device (351-354) comprises a torque command calculation unit (40) that calculates a torque command value (Trq*), an electric current command calculation unit (50) that calculates an electric current command value (I*),...
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WO/2024/057875A1 |
Motor control devices (351-354) each comprise: a torque command calculation unit (40) that calculates a torque command value (Trq*); a current command calculation unit (50) that calculates a current command value (I*); a power converter ...
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WO/2024/057386A1 |
The present invention provides a technology that can reduce a shock of a machine tool caused by a sharp change in acceleration at the time of oscillation mode switching in oscillation machining. A motor control device 1 comprises: an osc...
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WO/2024/057878A1 |
A motor control device and an electric steering device according to the present invention comprise: a driving circuit for a motor; a semiconductor switching element that connects and disconnects a conduction path between the driving circ...
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WO/2024/053177A1 |
The purpose of the present invention is to improve magnet temperature estimation accuracy by correcting the current dependency of magnetic flux variation due to a temperature change when estimating magnet temperature. A motor control u...
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WO/2024/053413A1 |
According to the present invention, an MG-ECU functions as a motor control device for controlling a motor generator connected to an engine. The MG-ECU uses a rotational speed detected value obtained by detecting a rotational speed of the...
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WO/2024/052975A1 |
The present invention makes it possible to easily obtain maintenance information such as a cause of an occurrence of an abnormality and a recovery method even when a display unit of a motor drive device has a simple configuration. Prov...
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WO/2024/053779A1 |
The present specification relates to an inverter control device and method. The inverter control device according to one embodiment of the present specification comprises: an inverter control unit, which generates, on the basis of a sign...
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WO/2024/053375A1 |
Provided are a flight device and a method for controlling the same, by which it is possible to accurately measure the power remaining in a battery with a simple configuration. A flight device 10 is provided with a rotor 11, a motor 12,...
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WO/2024/053240A1 |
This abnormality detection circuit is configured so as to detect abnormality of a first half bridge including a first switching element and a second switching element. The abnormality detection circuit includes: a series circuit of a fir...
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WO/2024/053412A1 |
In the present invention, an MG-ECU functions as a motor control device that controls a motor generator connected to an engine. Using a revolution speed detection value obtained by detecting the revolution speed of the motor generator, t...
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WO/2024/050083A1 |
A heating ventilation and air-conditioning system is disclosed and includes: at least one analog-to-digital converter configured to sample a voltage signal on or across one or more power lines to provide samples, the one or more power li...
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WO/2024/049964A1 |
Systems and methods disclosed herein include an integrated servo motor, a memory, and a processor. The processor may be configured to receive a plurality of system states. The processor may be configured to obtain temperature data of a p...
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WO/2024/046519A1 |
The invention relates to a method for determining a temperature of an electric motor (1). For this purpose, a method for determining the rotor temperature (TR) and the stator temperature (Ts) in an electric motor (1) having a rotor (7) a...
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WO/2024/048818A1 |
This apparatus for suppressing resonance of a servo system comprises a resonance suppressing unit which includes: an amplitude estimator for outputting an amplitude estimation value that is a value obtained by estimating an amplitude of ...
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WO/2024/044660A1 |
A power tool that includes a housing, a brushless motor, a power switching circuit, an impact mechanism, and an electronic controller. The brushless motor is within the housing and includes a rotor and a stator. The rotor is coupled to a...
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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/2024/041838A1 |
The invention relates to an assembly (1) of an electric motor (2) for propelling an aircraft and a control device (5), the electric motor (2) comprising a stator (21) and a rotor (22) and at least one cooling channel (CR) configured to b...
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WO/2024/041208A1 |
The present invention relates to the field of motor control, in particular to a fault-tolerant control method and apparatus for open-circuit faults of an alternating-current motor, a computer device and a computer storage medium. The fau...
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WO/2024/040929A1 |
A signal detection circuit, a detection method, a motor controller, a compressor, and a vehicle. The circuit (100) comprises: a lower bridge driving unit (110), used to output a first fault detection signal; an upper bridge driving unit ...
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WO/2024/038351A1 |
Disclosed is a method of controlling a brushless permanent-magnet motor. The method includes measuring a plurality of values indicative of back EMF induced in a phase winding of the motor and determining estimated phase angles associated...
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WO/2024/037754A1 |
The invention relates to a method for determining a winding temperature of a winding (6) of an electric motor (5) and a power converter (1), which is configured to control an electric motor (5). In the method, at least one measured opera...
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WO/2024/033702A1 |
A pump system for a vehicle having an electronic control unit (ECU) for operating the pump system includes a pump assembly having a motor and a pump controller with a command input communicating with the ECU of the vehicle. The pump cont...
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WO/2024/034030A1 |
This monitoring device comprises: a storage unit which stores a first model for an electric motor when the operation state of the electric motor is normal; and a model search unit which generates a second model for the electric motor whe...
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WO/2024/034211A1 |
Provided is a technique for a motor control device, said technique achieving the adjustment of control parameters even between a higher-level system and a lower-level system. A controller 10 of a higher-level system1 inputs a higher-leve...
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WO/2024/034027A1 |
In the present invention, a monitoring device comprises a storage unit that stores a first model of an electric motor when an operating state of the electric motor is normal, and a model search unit that generates a second model of the e...
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WO/2024/032824A1 |
The present invention relates to a torque control method and device. The method comprises: verifying the validity by using a first torque value Tset set by a user, a second torque value Ti acquired according to parameters, and a third to...
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