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WO/2023/000593A1 |
Disclosed in the present invention are a control device and control method for an internal combustion electric transmission tractor transmission system. The control device comprises an internal combustion electric transmission system tra...
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WO/2023/000984A1 |
Disclosed herein are a hub motor control system, a control method, a tire, and a driving device. The control system comprises at least two motor control units, a protection control unit, and multiple sub-unit motors. Each motor control u...
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WO/2023/003799A1 |
A system and method uses field-oriented control (FOC) of a multi-phase motor to prevent thermal runaway of the thermal battery that powers the motor. An offset is applied to the flux command signal to ensure that the power level drawn fr...
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WO/2023/286498A1 |
The present invention concerns a device and a method for controlling a motor using a maximum torque per ampere field module and a direct flux vector control module. The invention: - determines by the direct flux vector control module ref...
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WO/2023/286497A1 |
The present invention concerns a method and and device for injecting a high frequency current vector which has a fixed angle with the measured current vector flowing in the machine. The invention: - measures the motor current vector, - d...
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WO/2023/284785A1 |
A battery pack heating method, a motor controller, an electric vehicle, and a system, capable of improving the heating efficiency of a battery pack (120). The motor controller (130) comprises a controller (132) and an inverter circuit (1...
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WO/2023/286272A1 |
An objective of the present invention is to obtain a motor control device and motor control method in which an electric circuit constant can be measured with high precision in motor control. A motor control device (100) comprises an el...
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WO/2023/284665A1 |
The present application discloses a motor control method, apparatus and system. The method comprises: generating first control quantity by using voltage control quantity and feedforward compensation quantity; determining an amplitude of ...
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WO/2023/281794A1 |
This motor control device comprises an inverter circuit that drives a motor, and a control unit that controls the inverter circuit by generating a current command value on the basis of a torque command for the motor and outputting a PWM ...
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WO/2023/281285A1 |
Characteristic coordinates used in this motor control method use the rotational speed of a motor and the torque of the motor as axes and include: a first region indicating a region in which the rotational speed is higher than a first pre...
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WO/2023/283378A1 |
Systems and methods are provided for controlling and simulating a motor. An electronic motor controller determines present motor information and a motor control parameter set based on the present motor information and a rotating referenc...
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WO/2023/281339A1 |
A method of controlling an electric motor includes pulsing the electric motor and phase shifting the modulation frequency. Pulsing the electric motor at the modulation frequency propels a vehicle to increase efficiency of the electric mo...
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WO/2023/274443A1 |
The present invention relates to a method for estimating a torque of an electric machine (1), comprising the following steps: estimating a first torque (M1) using a first method by forming a cross product from an estimated magnetic flux ...
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WO/2023/278369A1 |
A motor controller integrated circuit (IC) includes a storage device (120) containing software, and a processor core (110). The processor core (110) has an output adapted to be coupled to a motor (M). The processor core (110) is configur...
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WO/2023/278532A1 |
A motor controller (104) is operable to control a motor (102). The motor (102) has a first terminal (144) and the motor controller (104) includes an angular velocity transmission path (115) having an input and an output. A current genera...
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WO/2023/276593A1 |
A control device (10) comprises a control unit (S5) that controls a three-phase brushless motor (M). The control unit (S5) performs drive control to rotate a rotor to a target stopping position (TP) which is a target for stopping the rot...
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WO/2023/276181A1 |
This power conversion device has a power converter for outputting, to a magnet motor, a signal that makes the output frequency, output voltage, and output current of the magnet motor variable and a control unit for controlling the power ...
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WO/2023/276368A1 |
Provided are: a motor device that makes it possible to reduce the number of switches while individually controlling each of the phases of a switched reluctance motor comprising one rotor and two systems of three-phase windings; and a met...
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WO/2023/272527A1 |
A heating control method and apparatus, an oil pump motor, and a heat exchange system. The method comprises: injecting a heating current into an oil pump motor in a cold state, wherein when the oil pump motor is not started, a torque tha...
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WO/2023/274670A1 |
The invention relates to a method for controlling a multiphase voltage signal in a closed-loop manner, which voltage signal is supplied to at least one phase set (3, 3') of a stator (4) of an electric machine (2) of a drive system (1) of...
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WO/2023/273550A1 |
Provided are a busbar (202) current control method, apparatus and system, and a storage medium. The control method comprises the following steps: acquiring a data set, the data set comprising the rotational speed, actual current, and act...
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WO/2022/267111A1 |
Disclosed in the present invention are a magnetic field modulation type radial permanent magnet electric motor having high mechanical robustness, and a multi-harmonic optimization design method therefor. In order to enhance the mechanica...
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WO/2022/272158A1 |
A motor controller integrated circuit (IC) includes a storage device (120) containing software (125). The IC also includes a processor core (110) coupled to the storage device (120). The processor core (110) has an output adapted to be c...
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WO/2022/262091A1 |
A multi-current sensor proportional error balancing control method for a permanent magnet synchronous motor (PMSM), comprising: providing an impedance network between a direct current power supply and a three-phase inverter connected to ...
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WO/2022/265986A1 |
An electric machine is provided. A polyphase machine is provided. A power inverter is electrically connected to the polyphase machine. A controller is electrically connected to the power inverter, wherein the controller provides switchin...
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WO/2022/263164A1 |
The invention relates to an electric hand-held power tool, having a brushless DC motor and a control unit for field-oriented control of the DC motor based on a current demand signal and a voltage setpoint derived from the current demand ...
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WO/2022/257405A1 |
The present application is applicable to the technical field of motor control, and provides a maximum torque per ampere (MTPA) control method and apparatus, a terminal device, and a storage medium. The MTPA control method comprises: acqu...
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WO/2022/257402A1 |
A motor control method and device, and a terminal and a storage medium, applicable to the technical field of motor control. The method comprises: obtaining motor parameters comprising the d-axis voltage, q-axis voltage, d-axis current, q...
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WO/2022/259956A1 |
A motor control device comprising, as a control unit, a first control unit and/or a second control unit that serve as a control unit. The control unit outputs, to a first motor drive unit, a first current command for current supply to a ...
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WO/2022/257258A1 |
Provided is a predicted current increment control method suitable for high-speed zone operation of a permanent magnet synchronous motor. The method comprises: substituting a relational expression of the stator voltage in a control period...
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WO/2022/257132A1 |
Disclosed in the present application are a power driving system, an electric vehicle, and a method for reducing noise generated by a reducer. The power driving system mainly comprises a motor, a reducer, and a motor driving device; the m...
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WO/2022/257403A1 |
An electric motor control method and apparatus, and a terminal and a storage medium, which are applicable to the technical field of electric motor control. The method comprises: injecting a virtual high-frequency signal into a current ve...
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WO/2022/255007A1 |
Provided is a motor control device which suppresses momentary voltage saturation, and which has excellent control response characteristics and stability capable of bringing a torque response (current controller response) as close as poss...
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WO/2022/252369A1 |
A method, apparatus and device for controlling a three-phase permanent magnet synchronous electric motor, and a medium. The method comprises: acquiring eight basic voltage vectors of a three-phase permanent magnet synchronous electric mo...
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WO/2022/252289A1 |
Disclosed in the present application is an MTPA control method using d-q axis inductance parameter identification of a fuzzy-logical controlled permanent-magnet synchronous electric motor. By means of the method, the advantages of fuzzy-...
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WO/2022/247127A1 |
A direct torque field weakening control method and apparatus, a storage medium and an electronic device, the method comprising: determining the running state of a current motor, the running state comprising forward rotation and reverse r...
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WO/2022/251344A1 |
A medical device system (10) configured to dynamically switch motor control protocols while a motor (12) within a handheld device is operating to increase efficiency of the motor operation and to provide improved reliability and performa...
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WO/2022/241499A1 |
The invention relates to an injection moulding machine (1) comprising: an electric machine (2); multiple switching units (8) electrically connected in parallel, wherein each switching unit (8) has at least one electrical output (9) and a...
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WO/2022/243007A1 |
Method (100) and device for determining an angle difference (PhiOffs_opt) between a zero position of a rotor position sensor (210) of an electric machine (220) and an orientation of the permanent magnets of the electric machine (220), wh...
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WO/2022/243053A1 |
The invention relates to a motor spindle which has: a drive device (108) for driving a spindle shaft (102), said drive device having: a rotor (112); a stator (110) which has a multi-phase winding with at least five phases, wherein the mu...
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WO/2022/243812A1 |
A method for estimating the magnet temperature in an electrical machine carried out by means of an electronic computer involves estimating a value of a total magnetic flux (Fc) of the electrical machine (EM) and estimating a value of a f...
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WO/2022/244204A1 |
This rotating machine control device (20) comprises: a current detector (12) that detects the AC current flowing through a rotating machine and outputs a current detection value; a power converter (11) that supplies power to the rotating...
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WO/2022/243175A1 |
The invention relates to a method for estimating a rotor temperature (40) of a rotor of an electric machine (20), wherein the phase currents (i-x) of the electric machine (20) are detected at a high frequency, wherein associated phase vo...
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WO/2022/244345A1 |
On the basis of a d-axis current command value id *, a q-axis current command value iq *, a d-axis current detection value Id, and a q-axis current detection value iq, a current controller 2 outputs a d-axis voltage command value vd * an...
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WO/2022/239098A1 |
Provided is a rotary electrical machine control device for controlling a rotary electrical machine by using a plurality of computational processing devices, said control device being capable of determining an abnormality in a computing u...
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WO/2022/237059A1 |
The present application provides a fan control method, a fan, a household appliance, and a readable storage medium. The fan comprises a motor. The control method comprises: in response to a start instruction, controlling, by means of a d...
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WO/2022/237131A1 |
The present invention relates to an angle compensation method and system for a permanent magnet synchronous motor controller. Firstly, a compensation time is obtained by subtracting a sampling time from a time of a PWM half cycle; then, ...
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WO/2022/239307A1 |
A power conversion device according to the present invention comprises a power converter that outputs, to a motor, a signal that makes the output frequency, output voltage, and output current of the motor variable, and a control unit tha...
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WO/2022/237829A1 |
Provided is a motor control method, comprising: according to a voltage vector under a rotor dq coordinate system and a feedback current vector under the rotor dq coordinate system, using a rotor position estimation algorithm for a discre...
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WO/2022/236988A1 |
The present invention relates to the technical field of motor control, and provides a control method and apparatus for a permanent magnet synchronous motor, an electronic device, and a computer readable storage medium, for solving the te...
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