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WO/2024/075318A1 |
This coil switching system comprises a drive motor that drives a wheel of a vehicle, a control device that controls the drive motor, a power converter that converts DC power outputted from a battery to AC power and supplies the AC power ...
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WO/2024/077213A1 |
In one embodiment, an electrical propulsion system includes an electrical motor configured to drive one or more propellers of the aircraft, a capacitor configured to stabilize a direct current (DC) bus voltage, a first inverter circuit c...
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WO/2024/068908A1 |
A synchronous machine (1) has a stator (3) and a rotor, wherein the rotor has a rotor winding (5), wherein a first power semiconductor (6) is provided for short circuiting the rotor winding (5), wherein the first power semiconductor (6) ...
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WO/2024/060306A1 |
Disclosed in the present invention is a permanent magnet synchronous motor sensorless control method for an agv transfer robot, comprising: determining an operating state of a permanent magnet synchronous motor; if the permanent magnet s...
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WO/2024/062594A1 |
This motor drive system, for an electric vehicle comprising a motor having one rotor and two stators, comprises: a motor that outputs driving power for vehicle wheels and is capable of generating regenerative power; an inverter that cont...
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WO/2024/053459A1 |
This winding-field-type rotary electric machine (40) comprises: a stator (50) including stator windings (52); and a rotor (60) having a plurality of magnetic poles that are arranged in the circumferential direction, the rotor including f...
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WO/2024/054389A1 |
A powertrain system for a vehicle includes a synchronous reluctance machine having a rotor defining a plurality of circumferentially-spaced regions having relatively low reluctance interspaced with regions having relatively high reluctan...
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WO/2024/054331A1 |
A bearingless rotating electric machine provides a rotor-stator architecture that decouples motor torque fields from motor suspension fields greatly simplifying field weakening such as affects torque fields, without detrimental effect on...
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WO/2024/045271A1 |
The present disclosure relates to the technical field of electric vehicle engineering, and in particular to an electric drive system, a method, an apparatus, a storage medium, an electronic device, and an electric vehicle. A motor and a ...
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WO/2024/048342A1 |
This EPU (50) has a motor device (60), an inverter device (80), a unit housing (101), and a cooling device (800). The motor device (60) has a motor (61) and a motor housing (70). The inverter device (80) has an inverter (81) and an inver...
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WO/2024/047843A1 |
According to one embodiment of the present invention, an inverter apparatus (100) comprises: a power converter (101) for an armature winding; a power converter (102) for a field winding; a velocity control unit (110) which controls three...
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WO/2024/045085A1 |
Provided in the embodiments of the present application is a topological battery-heating circuit, which is applied to an electric apparatus. The electric apparatus comprises an electric-motor controller and an electric motor. The circuit ...
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WO/2024/047930A1 |
Provided are a synchronous-machine control device, a compression system, and a refrigeration-cycle device that enable improvement in the accuracy of estimation of the permanent-magnet magnetic flux in a synchronous machine. A synchronous...
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WO/2024/045369A1 |
Provided in the present invention are a control method and control apparatus for an electric motor driving circuit, and an air conditioner and a storage medium. The electric motor driving circuit is used for driving an electric motor (10...
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WO/2024/049416A1 |
Improved reverse-winding induction motors are presented that can achieve performance that was not previously possible and that teach new ways to configure and utilize the reverse- winding class of motors. Embodiments can present reverse-...
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WO/2024/040742A1 |
Disclosed are a multi-pole few-slot unitized permanent magnet hub motor and a coordinated control system and method. The motor is composed of N same motor units evenly distributed in the circumferential direction of a radial cross sectio...
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WO/2024/042598A1 |
This motor driving device comprises a first inverter, a second inverter, a plurality of opening and closing connections, a plurality of semiconductor switch elements, and a controller. The controller, at the opening or closing of the ope...
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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/2024/043623A1 |
Provided is a method for controlling a home appliance (100) comprising a motor (120) driven by a driving current, the method comprising the steps of: receiving a stop signal for stopping the motor (120); performing, on the basis of recei...
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WO/2024/040609A1 |
Provided is a motor driver (30), comprising: a passive alternating-current (AC)/direct-current (DC) converter (310), a DC link circuit (320), an inverter (330), and a filter circuit (340). The passive AC/DC converter (310) comprises thre...
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WO/2024/039834A1 |
An electric machine comprising a power supply and an electrically excited synchronous machine is provided. The electrically excited synchronous machine comprises a stator with stator windings and a rotor with a plurality of rotor poles, ...
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WO/2024/039837A1 |
An electric machine, comprising a power supply and an electrically excited synchronous machine is provided. The electrically excited synchronous machine comprises a stator with stator windings, a rotor, comprising rotor poles with field ...
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WO/2024/037013A1 |
Embodiments of the present application provide a motor driving circuit and a terminal device, which can reduce the cost. The motor driving circuit comprises: a power supply module, configured to output an alternating current voltage; an ...
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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/2024/034404A1 |
This actuator driver 200 drives an actuator 106 which positions a movable unit 105. A position detection unit 240 receives n Hall signals HS1-HS3 from a plurality of n Hall elements H1-H3 (n≥2) and converts the n Hall signals HS1-HS3 t...
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WO/2024/024245A1 |
A circuit board (100) is disposed so as to be formed with a heat dissipation path at at least a part thereof, and a common ground (31) is electrically connected to a first drive circuit (33a) and a second drive circuit (33b) respectively...
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WO/2024/023806A1 |
A modular device that can operate as an electrical generator. First and second coil support plates are arranged in parallel orientation relative to each other forming a gap between the first and second coil support plates. Removable C-co...
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WO/2024/022665A1 |
Proposed is a machine system (1) comprising an electric machine (2) and a plurality of half-bridges (3) for controlling the electric machine (2), the electric machine (2) having a stator winding (4) that comprises two winding sections (4...
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WO/2024/024244A1 |
A connector unit (11) has at least: a first power supply connector (12a) having a first ground side terminal (12a(-)) used for power supply to a first drive system; and a second power supply connector (12b) having a second ground side te...
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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/2024/021310A1 |
Disclosed in the present invention are a displacement reduction method and device for a motor vibrator, a terminal apparatus, and a computer-readable storage medium. The method comprises: by means of a terminal apparatus provided with a ...
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WO/2024/018874A1 |
Provided are a motor control device and a motor control system capable of reducing cost in addition to achieving redundancy. The motor control device comprises a first motor drive unit, a second motor drive unit, a first control unit, a ...
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WO/2024/019868A1 |
An electric machine controller arranged to direct a power converter to cause a pulsed operation of an electric machine in selected operational ranges to deliver a desired output and to cause a continuous operation of the electric machine...
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WO/2024/019453A1 |
According to an embodiment, provided may be an electronic device comprising a vibration device, at least one processor electrically connected to the vibration device, and a memory for storing instructions, wherein the instructions, when ...
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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/2024/008203A1 |
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/2024/009707A1 |
A motor control device, a motor device, and a steering system of the present invention are provided with: a third inverter that is connected to a first branch point between a first multi-phase winding set and a first inverter and also to...
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WO/2024/009671A1 |
A control device (50) is applied to a control system (10) including a polyphase alternating current rotating electric machine (20) having an n-phase (n is an integer of 5 or more) armature winding (21), and an inverter (30) connected to ...
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WO/2024/009558A1 |
According to the present invention, a winding switching device for switching the connection states of a plurality of windings of a motor capable of switching the connection states of the plurality of windings between a first connection s...
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WO/2024/006257A1 |
A state machine includes a stator assembly arranged to generate a rotating electromagnetic field in response to a control signal and a rotor assembly, positioned adjacent to the stator assembly, arranged to rotate in response to the rota...
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WO/2024/000712A1 |
A control method for a direct drive system (100). The method comprises the following steps: S1, outputting a current to a winding (23) of a corresponding stator (2) by means of a driver (4), and enabling the winding to drive a rotor (3) ...
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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/2024/000713A1 |
Provided in the present invention is a linear drive device, comprising a stator; a plurality of movers which are all slidably arranged on the stator; a drive assembly, the drive assembly being used for driving the plurality of movers to ...
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WO/2024/000714A1 |
A multi-mover direct drive transmission system (100), comprising a stator unit (1), mover units (2), and drivers; the stator unit (1) comprising a frame (11), coil windings (12) and Hall elements (13); the direct-drive transmission syste...
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WO/2023/246481A1 |
The present application discloses a driving circuit having EMI suppression and a vehicle motor driving system. The driving circuit having EMI suppression comprises: a first filtering unit, a second filtering unit, a third filtering unit,...
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WO/2023/243320A1 |
A drive device according to the present disclosure comprises: a three-phase motor having a stator provided with stator windings; and first and second inverters. First to third stator windings are electrically separated from other stator ...
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WO/2023/241825A1 |
The present invention pertains to a method for detecting an onset of a pole slip in a generator as well as a corresponding control unit and generator, in particular to predict a pole slip prior to an actual occurrence of a pole slip in o...
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WO/2023/243361A1 |
Provided is a work machine capable of controlling a connection switching unit at an appropriate timing. A computing unit 50 is capable of performing connection switching control for switching the coil connection scheme of a motor 340 fro...
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WO/2023/237501A1 |
Disclosed are an electric machine control circuit (100), an electric drive assembly system and a vehicle, the electric machine control circuit (100) comprising: a three-phase AC electric machine (111); a three-phase inverter (112), where...
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WO/2023/237086A1 |
An electric control apparatus and an electric control method. The electric control apparatus (10) is used for controlling an inverter (209), which is controlled by a pulse width modulation signal, to provide heating electric energy, whic...
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