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WO/2022/016872A1 |
The present invention provides an output compensation method and device for a sine error of a motor under an interference magnetic field. The method comprises: acquiring a control signal and a displacement signal of the motor in a consta...
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WO/2022/019570A1 |
A refrigerator and a controlling method thereof are provided. The refrigerator includes a main body including first and second doors, a first motor for opening the first door and a second motor for opening the second door, and a processo...
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WO/2022/013123A1 |
The invention relates to a method and a system for controlling at least two electric machines, preferably electric motors, which are arranged in a vehicle; wherein a first electric machine is controlled by means of a first pulse-width-mo...
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WO/2022/014486A1 |
An electric rotary-wing aircraft having: a first output shaft; a rotor system provided to the first output shaft, the rotor system being able to rotate in relation to the axial center of the first output shaft; a drive power shaft that t...
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WO/2022/009638A1 |
An abnormality warning system (130, 130a) gives a warning of an abnormality in a plurality of motor systems (10) for driving motors (11) each used corresponding to a plurality of rotor blades (30) of an electric aircraft (20). The abnorm...
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WO/2022/000407A1 |
The present invention relates to the technical field of electric motor controllers. Disclosed is a centralised electric motor controller for controlling a plurality of electric motors. The centralised electric motor controller comprises ...
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WO/2021/251273A1 |
A first terminal (T1) that is one end of a DC rotating machine (710) is connected to a phase current path of a multi-phase winding set. A multi-phase power converter (60) converts the DC power of a power supply (Bt) to multi-phase AC pow...
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WO/2021/248159A1 |
An electric powertrain includes a first electric motor that has an uninterrupted connection with a drive shaft of a vehicle. The electric powertrain further includes a second electric motor that has an interruptible connection with the d...
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WO/2021/230446A1 |
According to an embodiment, provided is a vacuum cleaner having: a body which has a power part for supplying power, a first motor for generating a suction force and a first PCB having a first control part mounted thereon; and a nozzle wh...
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WO/2021/225591A1 |
A no break power transfer (NBPT) synchronization system may include a bus tie contactor controlling an electrical connection between a first bus and a second bus, and a generator control unit (GCU). The GCU may include a first circuit de...
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WO/2021/221852A1 |
A magnetically de-coupled, separately controlled, electric machine assembly including a radial and one or more axial electric machines, each with rotors mechanically coupled to and arranged to directly drive a single shaft. Each of the e...
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WO/2021/220843A1 |
A rotating machine control device (10) is capable of driving a polyphase rotating machine (800) and direct current rotating machines (710, 720) having a first terminal (T1) connected to a phase current path of a three-phase winding set (...
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WO/2021/222940A1 |
An electric powertrain includes a first electric motor that has an uninterrupted connection with a drive shaft of a vehicle. The electric powertrain further includes a second electric motor that has an interruptible connection with the d...
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WO/2021/213499A1 |
Disclosed in the present invention are a quasi-differential lock control system, a differential rate control system and method, and an automobile. The system comprises n three-phase motor windings connected in series by means of three-ph...
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WO/2021/209701A1 |
The invention relates to a propulsion channel (2, 19) for aircraft (1), which comprises: - at least one first dual-fed polyphase asynchronous rotating electric machine (4) intended to be mechanically coupled to a turbine engine (3), - at...
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WO/2021/210578A1 |
This carriage and vehicle is provided with: a carriage body; a pair of travel wheels disposed on both sides of the carriage body in a direction intersecting with the traveling direction and capable of rolling motion on the traveling road...
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WO/2021/195945A1 |
Embodiments of the present application comprise a multi-motor drive circuit. The multi-motor drive circuit comprises at least three motors and at least three drive bridge arms. The at least three drive bridge arms are connected in parall...
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WO/2021/197503A1 |
A motor drive circuit integrated control system, comprising a master control module (1), a power supply module (2), and at least one drive module (3). The master control module (1) is electrically connected to the power supply module (2)...
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WO/2021/198330A1 |
The invention relates to a dual-motor unit (1) for a flywheel energy storage system having at least two electric machines (3a, 3b) coupled to a common rotational body (2); wherein the electric machines (3a, 3b) each have different power ...
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WO/2021/193258A1 |
This working machine is provided with: an electricity storage device capable of storing and discharging electricity; an auxiliary equipment unit which is electrically connected to the electricity storage device and which is driven by mea...
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WO/2021/195436A1 |
An inverter assembly for an electric vehicle. The inverter assembly includes three inverters driving at least one wheel of the vehicle. Each inverter has a different phases angle relative to the other inverters in order to minimize curre...
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WO/2021/184581A1 |
A fuzzy/master-slave/feedback cooperation-based multi-motor closed-loop coupling cooperative control system and method, relating to the technical field of motor control. According to the system, a plurality of motors form an end-to-end c...
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WO/2021/182428A1 |
Provided is a drive control device that is capable of suppressing instability in the behavior of a vehicle due to a difference in the output torque of left and right drive wheels, and that can prevent the application of an excessive load...
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WO/2021/174324A1 |
An aircraft control system for use with a variable pitch propeller rotated by an electric motor supplied by a supply current, the aircraft control system comprising: an actuator that controls the variable pitch of the propeller; and an e...
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WO/2021/176617A1 |
A vibration isolation control device (4) is characterized by controlling a drive device (3) which drives a first movable part (301) by means of a first motor (302) fixed to a mount (2), and which also drives a second movable part (311) b...
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WO/2021/176653A1 |
Provided are an articulated robot and a motor driving device that can start brake control more rapidly while suppressing recoil generated by the brake control when an abnormality related to driving of a motor occurs.　The articulated ro...
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WO/2021/168901A1 |
Provided are a method for eliminating false vibration, a storage medium, and an electronic device. The method comprises: inputting an initial voltage signal into a dual-motor system model so as to obtain an acceleration signal of a corre...
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WO/2021/166839A1 |
An abnormality diagnosis system (130) that diagnoses abnormalities in a plurality of motor systems (10) including a motor (11) for moving a traveling body (20) comprises: a comparison target specification unit (131) that specifies a comp...
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WO/2021/160022A1 |
A vehicle electrical system comprising an electrical storage system (6), a first multiphase electrical machine (5a) having a plurality of stator windings (8), and a first inverter (9a) connected to the electrical storage system (6) and t...
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WO/2021/149194A1 |
A motor control device (101) controls a master motor (4A) and a slave motor (4B) for driving one object (14) to be driven and is provided with: a master axis control unit (25A) for controlling the master axis (6A) of the master motor (4A...
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WO/2021/147351A1 |
An EtherCAT P bus technology-based multi-axial servomotor control system and control method. The motor control system comprises a movement controller and several servo drive systems connected by an EtherCAT P bus, wherein each servo driv...
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WO/2021/149187A1 |
A master device (10) of a drive system (1) of an embodiment transmits, in each first cycle of a reference cycle including a plurality of first cycles, identification information of the first cycles and a first transmission synchronous si...
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WO/2021/120508A1 |
Provided are a dual-winding motor-based dual-motor wire-controlled steering system and a control method thereof, wherein the system includes: a steering wheel (1), a steering column assembly, a road sensing assembly, a dual-motor steerin...
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WO/2021/126333A1 |
A system for selectively locking two coaxial axle shafts of an electric axle is provided. The system includes a first electric motor having a first rotor shaft configured to drive a first axle shaft. The system also includes a second ele...
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WO/2021/125714A1 |
A tandem control system for a machine tool, according to the present invention, comprises: a numerical control unit; a main operation unit; a PLC which executes a control command via communication with the numerical control unit or the m...
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WO/2021/123149A1 |
Described is an electric machine having a primary mechanical output, a plurality of electric sub-machines (1302, 1304, 1306, 1308) configured to drive the primary mechanical output, and an array of motor controllers (1312, 1314, 1316, 13...
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WO/2021/122724A1 |
The invention relates to a method for connecting an electric asynchronous machine (4) of a powertrain to an electric grid (12), wherein the powertrain has a driveshaft (2) of a working machine (1), the drive machine (4), a differential d...
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WO/2021/124773A1 |
Provided is a robot (100) in which a resistor circuit unit (60) is configured to, when a motor (30) is to be turned off at abnormal shutdown, carry out control for reducing the braking force of a dynamic brake by changing the resistance ...
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WO/2021/119596A1 |
An exemplary method relates to operating a door closer assembly including a closer body, a pinion rotatably mounted to the closer body, a motor including a motor shaft, and a bidirectional clutch connected between the pinion and the moto...
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WO/2021/116558A1 |
In an electromechanical actuation chain for controlling the movement of moving loads (22) of an aeronautical turbomachine from a control unit (24), one or more of these moving loads being actuated by an electromechanical actuator (30), p...
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WO/2021/116606A1 |
System (11) for balancing at least one parameter to be balanced of an electric motor of a propulsion system (1), in particular of an aircraft, comprising at least two electric motors (3, 4) and a propulsion member (2) driven in rotation ...
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WO/2021/109236A1 |
A transfer machine control method and a transfer machine control device, related to the technical field of lifting/lowering transferring logistics equipment. The method comprises: when a sensor above or below a machine frame of a transfe...
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WO/2021/103311A1 |
An electronic device and a control method therefor, and an apparatus and a readable storage medium. The electronic device comprises a middle frame (40), a first motor (20), a second motor (30) and a drive module (10); the first motor (20...
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WO/2021/106149A1 |
This propulsion control device (1) mounted in a vehicle comprises: a power conversion unit (11) that generates three-phase AC power supplied to a plurality of motors (5a, 5b) from DC power or AC power supplied from a power supply line; a...
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WO/2021/101625A1 |
A power control system is provided for AC mains, including an input bridge rectifier connected to the AC power mains, and a buck regulator circuit connected to the DC output of the input bridge rectifier, the output of the buck regulator...
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WO/2021/093398A1 |
The present invention provides a compact stacked structure driven and controlled by multiple shafts. The structure consists of a central control board, a front-end board, and multiple amplifier modules. The central control board and the ...
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WO/2021/095348A1 |
A motor unit, provided with a first motor for driving a vehicle and a second motor for driving an auxiliary machine of the first motor, wherein: the motor unit is provided with a first inverter for controlling the first motor on the basi...
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WO/2021/091657A1 |
A device that includes a memory and a processor is disclosed. The processor may be configured to receive a control signal for operating a plurality of traction motors of a work machine. The control signal may include information relating...
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WO/2021/085168A1 |
In this motor drive system, a first actuator and a second actuator each have a plurality of redundantly provided control calculation units and a plurality of redundantly provided motor drive units. The control calculation units of the mu...
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WO/2021/085177A1 |
A rotating machine control device (10) is capable of driving a multi-phase rotating machine (800) and a plurality of direct-current rotating machines (710, 720). First terminals (T1) which are one ends of the plurality of direct-current ...
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