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Matches 1 - 50 out of 9,132

Document Document Title
WO/2020/016074A1
The invention relates to a drive unit (1). The drive unit (1) has at least two permanently excited synchronous motors (11, 12), at least two asynchronous motors (13, 14) and a transmission unit (20). The two permanently excited synchrono...  
WO/2020/012695A1
A rotating machine drive system, provided with: a rotating machine having a plurality of windings; an inverter device including an inverter circuit for converting DC power from a DC power supply into AC power and a control device for con...  
WO/2020/012108A1
The invention relates to a method for controlling a steering system of a motor vehicle, comprising a first channel (12) and a second channel (12') disposed in parallel and each comprising an electric power unit delivering an assist force...  
WO/2020/009237A1
The present invention is provided with: a robot arm (4) having a plurality of joints including a first joint (7) and a second joint (8); a first joint drive unit (9) having a first speed reducer (13) and a first motor (11) that rotates t...  
WO/2020/003839A1
The present invention improves the tracking performance of slave axle control with respect to a master axle position. On the assumption that current feedback acceleration calculated from a current master axle feedback position continues ...  
WO/2019/244370A1
Provided are induction electric motor overheat monitoring method and device that make it possible to detect induction electric motor overheat only from the detected value of a current sensor without requiring many sensors as in conventio...  
WO/2019/244194A1
This motor drive device is provided with: an inverter (4) that is connected to n (n is an integer of 2 or more) motors (41, 42) having a permanent magnet in a rotor and can drive the n motors (41, 42); and a connection switching unit (8)...  
WO/2019/244193A1
This motor drive device is provided with: at least two cutoff contactors (108A, 108B) for each switching the connection and disconnection of each of at least two second power lines (112u, 112w) of three second power lines (112u, 112v, 11...  
WO/2019/239539A1
This motor drive device (10) has: an inverter (15) that supplies AC current; a switching unit (17) that switches the number of one or more permanent magnet synchronous motors (20a, 20b) to which AC current is supplied from the inverter; ...  
WO/2019/234192A1
The invention relates to a drive technology for vehicle treatment installations. The drive technology comprises a washing installation drive motor (2) for a vehicle treatment system (69). The washing installation drive motor (2) is prefe...  
WO/2019/229914A1
An outdoor unit (100) includes: at least one heat exchanger (43a, 43b); a first motor (41) having a first fan (41a); a second motor (42) having a second fan (42a); an inverter (4) for applying a voltage to each of the first motor (41) an...  
WO/2019/221457A1
Disclosed is a vacuum cleaner. The vacuum cleaner includes a drum having a brush installed therein; a first motor for rotating the drum; a sensor for detecting a load applied to the first motor; a second motor for generating suction pres...  
WO/2019/210640A1
The present application provides a motor control method and apparatus. The method comprises: after an unmanned aerial vehicle takes off, sending a first rotational speed control instruction to a motor which drives a propeller to rotate, ...  
WO/2019/207752A1
Provided is a rotating machine power conversion device achieving operation continuation in an operation continuable rotational speed region even if an off-failure occurs in one phase of a power conversion means constituted by switching e...  
WO/2019/207859A1
A setting management system (100) that comprises an electric tool (10a), a setting management device (20), and electric tools (10b–10d). The setting management device (20) uses log data that has been outputted from a log input/output u...  
WO/2019/170247A1
The present disclosure relates to a method of controlling a drive (2) comprising one respective inverter (3) associated with each of a plurality of servomotors (6) in a robot (5). The method comprises providing a PWM frequency correspond...  
WO/2019/171514A1
Provided is a power conversion control method comprising: calculating a pre-switching pulse time that is the time from a first conductive state switching timing, which is the conductive state switching timing of a second bridge circuit i...  
WO/2019/167169A1
This motor driving device is provided with: an inverter (4) that can drive n-number (n is an integer of 2 or higher) of motors (41, 42) each having permanent magnets in rotors; and a connection switching unit (8) that switches the connec...  
WO/2019/159249A1
The present invention enables accurate detection of the state of a motor at low cost. To this end, the present invention is provided with: a plurality of motors, each comprising a rotary shaft; a plurality of rotary wheels respectively c...  
WO/2019/153758A1
An electric device used for dragging large inertial loads and a start up method therefor, relating to the technical field of electric motors; the steps of the method primarily utilize speed reduction startup and graded startup means to s...  
WO/2019/148431A1
A method and device for calibrating a multi-joint mechanism and a computer system. The multi-joint mechanism comprises n joints. The method comprises: separately rotating an mth joint of the multi-joint mechanism, wherein an angle feedba...  
WO/2019/150484A1
This electric motor capacity selection device (1) is provided with: a multi-axis system model holding unit (10) for holding a plurality of types of multi-axis system models representing the configuration of a multi-axis system configured...  
WO/2019/146311A1
The purpose of the present invention is to improve the performance of a motor control device. A slave device (90) is provided with an inverter (73) which drives a motor (74), and a control unit (10) which controls the motor (74) via the ...  
WO/2019/145993A1
Provided are an electric motor control device and a heat exchanger unit equipped with the electric motor control device. The electric motor control device has: a power conversion device that supplies three-phase voltage to a plurality of...  
WO/2019/144205A1
The present invention relates to a power management system of a pure electric vehicle powered exclusively by batteries which allows the vehicle to carry a load of up to 13 tons, where the system of the present invention is provided with ...  
WO/2019/142301A1
This drive device (100) is provided with a current detection unit (4a) that detects a current flowing through a main-side synchronous motor (1a), and a current detection unit (4b) that detects a current flowing through a sub-side synchro...  
WO/2019/142302A1
Provided is a driving device (100), comprising: a current detection unit (4a) detecting a current flowing through a main-side synchronous motor (1a); and a current detection unit (4b) detecting a current flowing through a sub-side synchr...  
WO/2019/134249A1
An automatic rotation method for a stabilizer, comprising: transforming, by means of clark transformation, a first electric motor (3), a second electric motor (4), and a third electric motor (5) from a three-phase symmetrical state to a ...  
WO/2019/120911A1
The invention relates to a method for the current measurement of a three-phase inverter by means of a current measurement element at which a current measurement signal is tapped, wherein there are a first PWM (27) for the first phase, a ...  
WO/2019/123998A1
Provided is a synchronous control device that is capable of controlling a mechanical system in such a manner as to follow trajectory appropriately. A control unit for each shaft of this synchronous control device is provided with a delay...  
WO/2019/116551A1
This motor drive system (5) is provided with a plurality of inverter devices (3a)-(3n) connected in parallel with each other to a DC bus line (2). The inverter devices (3) are each provided with: a power conversion circuit (31) for conve...  
WO/2019/111561A1
[Problem] To provide an automatic device that can easily synchronize the operations of a plurality of motors. [Solution] An automatic device comprising: a support body; a first motor attached to the support body; a second motor attached ...  
WO/2019/111671A1
[Problem] To provide a rotation control device which can suppress distortion in orientation and movement even when disturbances occur in rotating body control, and to provide a mobile body and a conveyance robot. [Solution] This rotation...  
WO/2019/111647A1
Provided is a rolling system control device (40) that is inexpensive and can achieve highly accurate power factor compensation. Accordingly, the rolling system control device (40) is applied to a rolling system having: a measurement unit...  
WO/2019/111672A1
[Problem] To provide a mobile body, and a conveyance robot, which can suppress distortion in orientation and movement even when a disturbance occurs in rotating body control. [Solution] This mobile body is provided with a base, a first a...  
WO/2019/111670A1
[Problem] To provide a rotation control device which can suppress distortion in orientation and movement even when disturbances occur in rotating body control, and to provide a mobile body and a conveyance robot. [Solution] This rotation...  
WO/2019/109653A1
The present application discloses a power supply circuit, a relay device, and a Power-over-Ethernet system, pertaining to the technical field of electronics. A positive output terminal of each rectifier module in the power supply circuit...  
WO/2019/111562A1
[Problem] To provide an automatic device that can easily synchronize the operations of a plurality of motors. [Solution] An automatic device comprising: a support body; a first motor attached to the support body; a second motor attached ...  
WO/2019/102539A1
Provided are a rotating electric machine control device and an electric vehicle capable of, when one phase abnormality occurs, controlling the DC power that is input/output from a inverter to a DC power supply so as not to exceed an uppe...  
WO/2019/100894A1
The present application relates to the technical field of unmanned aerial vehicles, and specifically relates to an electronic governor, a motor control system, and an unmanned aerial vehicle. The electronic governor comprises: a control ...  
WO/2019/100893A1
The embodiments of the present application relate to the technical field of unmanned aerial vehicles. Specifically, disclosed are an electronic speed control, an electric motor control system and an unmanned aerial vehicle. The electroni...  
WO/2019/096359A1
An electrical current flowing in a selected one of a plurality of electric motors (51, 52, 53) connected to and supplied from a power supply, wherein a current measuring device (46) is arranged in a connection between the power supply an...  
WO/2019/084655A1
An energy storage system for a wind turbine includes a housing structure having walls and a roof with photovoltaic cells. The system includes four sets of batteries inside the housing structure for storing energy from the photovoltaic ce...  
WO/2019/084678A1
A system for simultaneously controlling a plurality of PM AC motors includes a single VFD operatively connected to a power source. The single VFD is programmable to have predetermined operating conditions. The plurality of PM AC motors i...  
WO/2019/084881A1
The present invention discloses a robot system, a driver, a memory device, and a control mode switching method. The method comprises: activating a virtual first control module when switching from a control mode of a second control module...  
WO/2019/085106A1
An electric motor control system and an inverter air conditioner. The electric motor control system comprises a rectifier (2), a filter circuit (6), an operation control portion (5), several inverters (4, 8), and current sampling portion...  
WO/2019/084709A1
A method for controlling a pan-tilt head (610), a pan-tilt head (610), a control system, and a movable device. The pan-tilt head (610) comprises a first IMU (420) and a second IMU (430). The first IMU (420) is fixedly connected to the ya...  
WO/2019/081768A1
The invention relates to a method for the closed-loop and open-loop control of two or more EC motors operated using a common converter, wherein for the purpose of setting the operating point of the EC motors there is provision for common...  
WO/2019/081227A1
The invention relates to an electrical control system for an electric motor of a robot, which comprises a rectifier circuit, a DC voltage intermediate circuit and a multichannel inverter module. A first inverter circuit of the inverter m...  
WO/2019/072551A1
A textile machine comprises a main driven system (MSY) driven by a plurality of main motors (MM1, MM2) mechanically coupled to each other by means of the main driven system (MSY) and/or for driving the main driven system (MSY), a plurali...  

Matches 1 - 50 out of 9,132