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WO/2022/199957A1 |
Electronic component (35) for controlling an inverter/rectifier (20) able to be electrically connected to the electrical stator winding (10) of a rotating electric machine (7), this rotating electric machine (7) having a permanent-magnet...
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WO/2022/193213A1 |
ADAPTIVE LOGIC BOARD FOR VARIABLE SPEED DRIVE An adaptive logic board (100) for a variable speed drive (52), VSD, of a heating, ventilation, air conditioning, and refrigeration, HVAC&R, system includes a signal sensing circuit (154) conf...
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WO/2022/197742A1 |
A method of controlling an electric motor includes receiving a duty cycle for the electric motor for delivering a target torque from the electric motor, generating a pulse train, and pulsing the electric motor with the generated pulse tr...
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WO/2022/193574A1 |
A control apparatus and a laundry treating apparatus. The control apparatus is used for controlling a motor (900). The control apparatus comprises at least two buses (100), a first control component (202), and at least two capacitors (30...
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WO/2022/196007A1 |
This power conversion device comprises: an inverter circuit that converts DC power supplied to a DC terminal to AC power and supplies the AC power to an AC machine, and that converts regenerative power produced by the AC machine to DC po...
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WO/2022/190582A1 |
A motor drive device (3), which drives a motor (2) comprising a winding set (13A) and a winding set (13B) that are electrically independent, comprises: an inverter (21A) that outputs a three-phase alternating current to the winding set (...
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WO/2022/189310A1 |
Linear electric motor (1) comprising a stator (3) comprising a plurality of stator segments (3a, 3b, …3n) and a drive system comprising at least one pair of drive units (4), a first drive unit (4a) of said pair connected to a first sta...
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WO/2022/188098A1 |
A power supply topology, a motor drive controller, and a vehicle. The power supply topology comprises a first flyback power supply (201) and a first forward power supply (202). The first flyback power supply (201) is coupled to a first b...
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WO/2022/188950A1 |
A method for generating a set of pulse-width modulation control signals for a multi-level power converter. The method includes generating a base reference signal for each of three or more reference phases and determining a maximum refere...
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WO/2022/192210A1 |
Systems and methods for track vehicle control are provided. In one embodiment, a method comprises: receiving a steering control signal; inputting a first rotation signal from a first encoder representing a rotational frequency and phase ...
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WO/2022/190542A1 |
Provided is a control circuit for a drive device for driving an electric motor by using a switching circuit to supply AC power, wherein said drive device has a current detection unit for detecting the current flowing through a path from ...
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WO/2022/192516A1 |
A system for supplying power to an electric submersible pump is provided. The system includes a variable frequency drive connected to a motor. The motor is mechanically connected to the electric submersible pump. A generator and a batter...
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WO/2022/185652A1 |
In order to reduce fuel consumption in a hybrid railway vehicle in situations in which power to make small movements within a station or within a depot is not required, this railway vehicle drive system comprises: first and second main c...
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WO/2022/185834A1 |
Provided is an inverter control device (50) applied to a dynamo-electric machine system (100) Provided with a multi-phase dynamo-electric machine (10) and an inverter (20) electrically connected to armature windings (11U, 11V, 11W) const...
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WO/2022/183720A1 |
The present invention relates to the field of charging and discharging control for storage batteries, and in particular, to an adaptive bidirectional DCDC charging and discharging control method and device. The present invention provides...
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WO/2022/185835A1 |
An inverter control device (50) which is applied to a rotary machine system (100) provided with a multi-phase rotary machine (10), and an inverter (20) electrically connected to armature windings (11U-11W) constituting the rotary machine...
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WO/2022/186438A1 |
An inverter circuit for driving a compressor is disclosed. The inverter circuit according to the present specification comprises: a power supply unit; a rectifying unit for converting an alternating-current voltage of the power supply un...
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WO/2022/180367A1 |
A method of controlling a brushless permanent magnet motor having a plurality of phase windings and an inverter for applying voltage vectors to the plurality of the phase windings, the method including monitoring phase current flowing th...
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WO/2022/180896A1 |
This inverter control device controls an inverter connected to a motor on the basis of a current detection value and a predetermined current command value, said current detection value being based on the detection result of a current det...
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WO/2022/180365A1 |
A brushless permanent magnet motor has a phase winding, an inverter for applying voltage vectors to the phase winding, and a controller for controlling the inverter. The inverter has a plurality of high side switches and a plurality of l...
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WO/2022/174807A1 |
Disclosed is an inverter system, comprising a dual three-phase electric motor, a first current sensor, a second current sensor, an electric motor control module, and a plurality of inverters arranged in parallel, wherein the plurality of...
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WO/2022/176390A1 |
A control device for a permanent magnet synchronous motor, the control device comprising: a means for setting voltage commands on two axes of a rotational orthogonal coordinate system; a means for coordinate-converting the voltage comman...
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WO/2022/176407A1 |
Disclosed are a motor control apparatus, a motor drive apparatus and a device that uses the same, with which, even if the electrical angular frequency is high, it is possible to detect a motor current fundamental wave component with high...
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WO/2022/172419A1 |
Provided is a power conversion device (1) comprising: a rectification boost unit (700) that rectifies a first AC power supplied from a commercial power source (110), and that boosts the voltage of the first AC power; a capacitor (210) th...
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WO/2022/171332A1 |
In a power converter arrangement (20) comprising semiconductor arrangements (H1, H2) for two motors (M1, M2), to protect the motors from being destroyed, it is proposed to use a control unit (21) to continuously form a sum current (IS) c...
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WO/2022/171365A1 |
Systems and methods for soft starting a motor (40) using solid-state switching devices are disclosed. The system (10) includes a soft starting switch (53) that is made of a plurality of solid-state switches (62, 63). The system (10) also...
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WO/2022/166229A1 |
An iron core and magnetic circuit multiplexing redundant power driving system. A magnetic circuit multiplexed iron core of an iron core and magnetic circuit multiplexing electric motor can serve as a magnetic circuit multiplexing channel...
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WO/2022/167114A1 |
The present invention relates to a method for braking a rotating tool of an electric machine tool, the electric machine tool comprising an electronic machine unit and a motor. A braking method is provided, in which the braking process ha...
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WO/2022/167113A1 |
The invention relates to a method for braking a rotating tool of an electric machine tool, the electric machine tool comprising an electronic machine unit and a motor. A braking method is provided, in which the braking process comprises ...
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WO/2022/161696A1 |
The invention relates to a method for operating a drive system, having a first inverter and a second inverter, and to a drive system for carrying out the method. A first electric motor is supplied from the alternating voltage-side connec...
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WO/2022/162720A1 |
This control device (2) controls the operation of a power conversion device (1) comprising a converter (10), a smoothing capacitor (12), and an inverter (14). The control device (2) comprises a voltage command calculation unit (23), a to...
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WO/2022/160948A1 |
The present application relates to the technical field of high-power electric drive system arrangements. Disclosed are an electric drive system and a vehicle. The electric drive system comprises: an inverter assembly, the inverter assemb...
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WO/2022/164530A1 |
Pulsed control of electric motors, and more particularly, to selectively adjusting one or more of a pulsing frequency, an amplitude of the pulses and/or a duty cycle of the pulses for reducing Noise, Vibration and Harshness (NVH) while m...
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WO/2022/162989A1 |
This electric motor control device comprises: a hormonic voltage calculation unit for calculating, on a two-phase rotational coordinate system synchronized with a rotor phase, a harmonic voltage to be added to a fundamental wave voltage ...
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WO/2022/159164A1 |
A method includes determining a vector state of an alternating current (AC) electrical machine. The method includes, when the vector state is a zero-vector state, obtaining a plurality of phase current samples of the AC electrical machin...
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WO/2022/158240A1 |
A control device (50) is used in a system (10) that comprises: a rotary electrical machine (30) which includes a rotor (33) having a permanent magnet (34) and a stator (32) having coils (31U, 31V, 31W); and an inverter (40) which has upp...
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WO/2022/156502A1 |
Disclosed in the present application are a dual-motor inverter and an automobile. The dual-motor inverter comprises: a box body; a first power module and a second power module, which are installed side by side on the box body; a DC bus c...
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WO/2022/153941A1 |
A motor control device (10) is provided with a first circuit (68), a second circuit (67), and a control unit (400). The first circuit (68) is a two-system power converter circuit for energizing a multi-phase motor (800) having two multi-...
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WO/2022/153524A1 |
This motor drive device (100) comprises an inverter circuit (2) and a current detection unit (20). The current detection unit (20) comprises: resistors (4-6) each connected to the low potential side of each switching element (2d-2f) on t...
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WO/2022/149956A1 |
The present invention relates to a motor capable of insulation diagnosis, a motor control circuit, and a method for diagnosing a motor using the motor control circuit, wherein the motor may comprise: a power supply; a voltage processing ...
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WO/2022/146966A1 |
A motor system (100) with an input (106) for coupling to a motor control signal (STO_A) that, when presented in a predetermined state, indicates a motor receiving power should be disabled from rotating. The system also includes controlle...
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WO/2022/134787A1 |
Provided is a stability control method for a permanent magnet assisted synchronous reluctance electric motor. On the basis of an original vector control method for a permanent magnet assisted synchronous reluctance electric motor, a volt...
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WO/2022/133887A1 |
A rapid deceleration control method and system for an asynchronous motor, and an electronic device and a computer-readable storage medium. The method comprises: controlling, on the basis of a target current value, an output current of a ...
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WO/2022/134640A1 |
A control method, an apparatus, a power system and an electric vehicle. Said method is applied to a motor controller in a power system, and the power system further comprises a power battery (10), a motor (30) and an inverter (20). Said ...
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WO/2022/137395A1 |
In the polyphase electric motor drive device of an embodiment, a first main circuit is connected to a first winding of a polyphase electric motor, and AC power is supplied to the first winding on the basis of a first pulse width modulati...
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WO/2022/139553A1 |
A vacuum cleaner according to an embodiment of the present specification comprises: a motor for generating a suction force; an inverter for converting DC power of a DC-link capacitor to AC power and outputting the AC power to the motor; ...
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WO/2022/137709A1 |
This inverter control device comprises a voltage term calculation unit which calculates a voltage term according to a voltage applied to a motor, from a difference between a d-axis current command value and a q-axis current command value...
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WO/2022/128508A1 |
The invention relates to a method (100) for controlling an inverter (260), wherein the inverter (260) converts a DC voltage into a multi-phase AC voltage in order to power an electric machine (270). The method comprises the following ste...
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WO/2022/128471A1 |
The invention relates to a method for operating an electric machine. A harmonic manipulated variable with respect to a harmonic of a predetermined frequency occurring during the energization of the electric machine is determined The elec...
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WO/2022/130731A1 |
This motor control device, which is connected to a power converter that converts power from DC power to AC power and which controls the driving of an AC motor that is driven using the AC power, comprises a voltage command generation unit...
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