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Matches 1 - 50 out of 17,505

Document Document Title
WO/2021/090679A1
This electric power conversion device (20) is provided with: power wires (30P, 30N); an inverter (40) which includes switching elements (42) and which is connected to one end of a coil (15); an inverter (50) which includes switching elem...  
WO/2021/084889A1
This dynamo-electric machine comprises: a first rotor, second rotor, …, and mth rotor (where m is an integer equal to or greater than 2) having differing numbers of polar pairs; and a stator having a plurality of teeth and a coil wound...  
WO/2021/081968A1
A parameterless position-sensorless permanent magnet synchronous motor control method based on MTPA. The control method comprises a current control mode and comprises steps: step 1, receiving a given current Idq* and a γ angle inputted ...  
WO/2021/082476A1
The present invention relates to an alternating current motor control method, in particular to a permanent magnet synchronous motor control method, capable of solving the problem that torque accuracy of motor output and motor operation e...  
WO/2021/084617A1
This electric motor drive device (2) has: a connection switching device (60) having switches (61-63) and switching the connection states of the windings (71-73) of an electric motor (7) by performing switching operation of the switches d...  
WO/2021/077707A1
A multi-module intelligent driving system for a high/middle-power electric vehicle, and a high/middle-power electric vehicle. According to a power output demand of an electric vehicle, a controller is connected to a battery pack correspo...  
WO/2021/079577A1
[Problem] To increase the torque of a permanent magnet type motor. [Solution] Provided is a permanent magnet type motor having a concentrated winding, the motor being configured to output a large torque, wherein: a circumferential-dire...  
WO/2021/074345A1
The invention relates to a power supply system (1) for supplying an electric machine (2) having at least two winding groups (3), which are each connected to an inverter circuit (4) and are designed to supply the respective inverter circu...  
WO/2021/070926A1
A switched reluctance motor (10) wherein a motor main body (30) includes: a rotor (35) having a plurality of rotor salient poles; a stator (31) having a plurality of stator salient poles; a drive winding for each phase, wound around the ...  
WO/2021/069222A1
The invention relates to a drive system (2) comprising: - an inverter (6) comprising a first input (14), a second input (16) and N outputs (18); - a rotating machine (8) comprising a stator, the windings of which are connected at the out...  
WO/2021/069229A1
The invention relates to a drive system (10) comprising: - an inverter (6) comprising N arms, each arm comprising an upper half-arm and a lower half-arm which each comprise at least one switching module; - a rotating machine (8) connecte...  
WO/2021/069479A1
A motor system comprises a motor comprising: a stator with a plurality of subwindings each having a plurality of phase connections for receiving phase voltages, wherein each of the subwindings is electrically insulated from each of the o...  
WO/2021/069269A1
The invention relates to a method for controlling an electric motor (10) having a mechanical commutator (12), wherein in the method the points in time at which a commutation occurs are determined by means of a sensor (36) or without a se...  
WO/2021/065581A1
The purpose of the present invention is to provide a motor drive device not only capable of, during the failure of a certain phase among a plurality of phases, continuing operation by the remaining phases but also capable of, during norm...  
WO/2021/065369A1
The present invention addresses the problem of providing a rotating machine drive system comprising a winding switching device, wherein the rotating machine drive system has a relatively simple configuration, allows wear of electrical co...  
WO/2021/065362A1
Provided is technology to detect, with high sensitivity, the position of an actuator (magnetic pole) without using a container carrier detection device. This conveyor device for conveying a conveyance container containing a magnet or a m...  
WO/2021/059436A1
Provided is an alternating-current rotating machine apparatus that can determine, with good precision, whether a control circuit of another system has stopped operating. The alternating-current rotating machine apparatus is provided with...  
WO/2021/049249A1
The present invention addresses the problem of providing: a winding switching device with which the reliability of electrical contact between a movable part and a fixed part can be improved; and a rotating electrical machine drive system...  
WO/2021/047832A1
The invention relates to a method for determining a saturation characteristic of a synchronous reluctance machine (1), said method comprising the steps of: applying a voltage sequence to a stator (2) of the synchronous reluctance machine...  
WO/2021/041446A1
An electric motor assembly comprising a housing containing a secondary power source, a motor driver, an electric motor, power sensors to sense faults in a primary power supply and the secondary power source, primary and secondary winding...  
WO/2021/038665A1
This motor drive device (2) is provided with an inverter (11), a current detector (22) and a control unit (25). The inverter (11) has a first and a second leg (5A, 5B) and converts DC voltage outputted from a battery (10) to an AC voltag...  
WO/2021/038817A1
A control unit (160) turns off the three switching elements of the upper arms of an inverter 120 and turns on the three switching elements of the lower arms thereof, thereby setting the three-phase AC voltage output from the inverter (12...  
WO/2021/038864A1
An electric motor driving device (100) is provided with: a connection switching unit (3) that switches, to either star connection or delta connection, respective phases of winding wires of an electric motor (2) including a total of six l...  
WO/2021/032870A1
The invention relates to a traction motor having a switched reluctance motor for a motor vehicle, comprising a ferromagnetic rotor, a stator having stator poles, each stator pole having a winding with at least one winding phase, and wher...  
WO/2021/034813A1
A method of controlling a multi-phase electric machine includes implementing a first control method to control the operation of a six-phase machine that is configured as a combination of two three-phase machines. The method also includes...  
WO/2021/032872A1
The invention relates to an electric oil pump having a switched reluctance motor for a motor vehicle, comprising - a ferromagnetic rotor, - a stator having stator poles, each stator pole having a winding with at least one winding phase, ...  
WO/2021/032868A1
The invention relates to a switched reluctance motor comprising a ferromagnetic rotor, a stator having stator poles, each stator pole having a winding with at least one winding phase, and wherein at least two winding phases (L1,L2) of a ...  
WO/2021/031685A1
The present invention relates to the technical field of electric locomotive traction control, and specifically to a control modulation method for a high power direct drive permanent magnet synchronous motor. In order to realize accurate ...  
WO/2021/031208A1
A signal equalization method and apparatus based on motor vibration acceleration, and a storage medium. The method comprises: step S10: calculating a motor excitation signal according to an expected target acceleration signal; step S20: ...  
WO/2021/029407A1
A dynamo-electric machine control device (10) controls the drive of a rotary electric machine (80) having motor windings (180, 280). A plurality of control units (150, 250) have drive control units (151, 251), mode selection units (152, ...  
WO/2021/025078A1
An EPS control device (2) having two electrical systems derived by external power supplies (6A, 6B) comprises, in each of the electrical power systems: inverters (11A, 11B) that drive a motor (1); control circuits (12A, 12B) that control...  
WO/2021/020018A1
The main purpose of the present invention is to provide a power supply device, a power supply method, and a power supply program which can suppress an increase in cost. The present invention comprises: a capacitor that is connected betwe...  
WO/2021/016183A1
A method of operating a multi-phase electric machine includes operating a six-phase machine with six phases that are configured into a first group having a first neutral connection and a second group having a second neutral connection. T...  
WO/2021/014650A1
This rotator control device (100) is characterized by comprising: a voltage applying unit (3) for applying a voltage to a three-phase rotator (1); a current detecting unit (4) for outputting current information which indicates informatio...  
WO/2021/012766A1
The present invention relates to an image processing method and apparatus. The method comprises: determining a first translation amount according to a first voice coil motor (VCM) value of a first image photographed by a wide-angle camer...  
WO/2021/010404A1
[Problem] To improve the efficiency of an induction motor and to increase a maximum torque. [Solution] Regarding the magnetic flux density of a stator magnetic pole for each phase of an induction motor, the present invention controls the...  
WO/2021/010267A1
This actuator is provided with: a shaft; a drive portion for causing the shaft to move; a fixed portion which is provided around the shaft and relative to which the shaft moves; a detecting portion for detecting a force applied to the sh...  
WO/2021/010469A1
A rotating machine system (10) comprises: a rotating machine (1) provided with coils (13u1-13w6) connected individually to one of a plurality of phases; a direction-of-operation determination means that determines whether the direction o...  
WO/2021/010635A1
The present invention relates to a 4-phase switched reluctance motor which is configured as a 4-phase motor by coaxially arranging two 2-phase motor units, is capable of effectively driving forward and backward by calculating a switching...  
WO/2021/009285A1
The invention relates to a device and a method for open-open or closed-loop control of a movement of a die cushion of a die cushion press. The device has an control value encoder (11), a speed controller (12), a current controller (13) a...  
WO/2021/007199A1
A switched reluctance motor for an electric vehicle. The switched reluctance motor includes an inverter with switchable windings to control the inductance of the motor. The motor also includes a high speed and low speed mode correspondin...  
WO/2021/003987A1
A sinusoidal driving method for a permanent magnet synchronous motor. Three linear Hall sensors uniformly distributed on the periphery of a motor output three-phase analog signals (as shown in formula (I)), the three-phase analog signals...  
WO/2021/002080A1
The present invention provides a conveying device that detects an abnormality of the conveying device due to change in the surface state of the conveying plane of the conveying device to maintain a high conveying performance. The conveyi...  
WO/2021/000178A1
An excitation signal generation method and device for a motor, and a computer apparatus. The excitation signal generation method for a motor comprises: acquiring an impact response function and an impedance curve of a target motor (S102)...  
WO/2020/258149A1
Provided are a motor vibration control method and apparatus and a computer-readable storage medium. The method comprises: amplifying a steady-state voltage to generate a first voltage signal for controlling accelerated vibration of a mot...  
WO/2020/258089A1
A method for generating a control signal, an electronic device, and a storage medium, the method comprising: acquiring a relationship curve between an initial signal and time (S101), the relationship curve comprising several sampling poi...  
WO/2020/260564A1
The invention relates to a method for moving a rotor (20) in a planar drive system (1). The planar drive system (1) has a first stator module (11), a second stator module (12), and a rotor (20), and the first stator module (11) and the s...  
WO/2020/255988A1
This rotating electric machine control system 100 controls an AC rotating electric machine in which two N-phase coil sets (8) are disposed in the same stator core, the rotating electric machine control system being provided with: a first...  
WO/2020/255538A1
Provided are a transport device and a transport method in which a thrust force is efficiently enhanced and power consumption is suppressed. The present invention is provided with: a first magnetic body provided to an object to be trans...  
WO/2020/255322A1
This electric device (1) comprises: a motor (11b) that has a plurality of coils (111); and a detachable power supply device (15) that has a connection unit (15a) electrically connected to the plurality of coils (111), and a DC power supp...  

Matches 1 - 50 out of 17,505