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Matches 1 - 50 out of 17,335

Document Document Title
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...  
WO/2020/250742A1
An inverter unit 1 of a permanent magnet synchronous motor 4 has: a voltage generation device 3 that outputs a voltage to the permanent magnet synchronous motor 4; and a control unit 2 that controls the output voltage of the voltage gene...  
WO/2020/250561A1
This three-phase AC motor drive device is provided with: a load; an inverter device 1 for driving the load; an MCOK_A_4 connected between the inverter device 1 and the load and electrically connecting or disconnecting the inverter device...  
WO/2020/251783A1
An inductive power transfer system is used for transferring electrical power across a gap, such as an air gap or a liquid gap, such as to unmanned autonomous vehicles (UAVs). The power transfer system is a polyphase system that creates a...  
WO/2020/244276A1
Provided in the present application is an electric motor control apparatus, comprising: a first drive module and a second drive module, which are used for driving different coils in a multi-phase coil of an electric motor respectively ac...  
WO/2020/244769A1
A synchronous machine (12) comprises a stator (22) with stator windings (18) connected with stator terminals (20) to an electrical grid (16) and a rotor (24) with rotor windings (26) rotatable mounted in the stator (22), wherein a voltag...  
WO/2020/235316A1
The present invention addresses the problem of controlling the drive force and braking force of a motor while considering the SOC of a battery. This control device controls a rotating electric machine having windings of a plurality of ...  
WO/2020/236865A1
Systems and methods for converting energy are provided. In one aspect, the system includes a closed cycle engine having a piston body and a piston assembly movable within the piston body. An electric machine is operatively coupled with t...  
WO/2020/230595A1
This invention is configured so that the relationship θ = 360°/(m ⋅ p) is satisfied, where θ is the average of mechanical phase angle differences between windings that constitute adjacent mechanical phase angles in the individual ph...  
WO/2020/228909A1
The invention relates to an electric motor (10) comprising a first phase connection (1) and a first phase winding (11) connected to the first phase connection (1), wherein a first RC element (21) for damping natural resonance is provided...  
WO/2020/231760A1
A handheld controller includes a housing and a first vibration source disposed in the housing and characterized by a first phase. The handheld controller also includes a second vibration source disposed in the housing and characterized b...  
WO/2020/225862A1
An identifier ID for identifying a slider 4 is given to the slider 4. Meanwhile, a control signal Sc transmitted to a plurality of linear drivers D indicates a position command value Cp and a speed command value Cv for the slider 4 and t...  
WO/2020/221503A1
The invention relates to a method for operating an electric machine (1), in particular of a motor vehicle, that has a stator (4) and a rotor (2), wherein the stator (4) has a stator winding (5) having at least three phases (U,V,W), and w...  
WO/2020/221985A1
A method of operating an electric or hybrid system comprising a synchronous reluctance electric motor coupled to an electric or hybrid powertrain is described herein. The method comprises determining (i) a torque demand required of the e...  
WO/2020/217626A1
The purpose of the present disclosure is to provide an electric tool capable of increasing the number of rotations of an electric motor. An electric tool (1) is provided with an AC motor (15) (electric motor), and a control unit (4). The...  
WO/2020/217272A1
This motor drive system (300) comprises motor drive devices (200a, 200b) and a controller (125). The motor drive device (200a) drives motors (100a, 124) on the basis of a drive command generated by a control unit (23). The motor drive de...  
WO/2020/217765A1
The present invention is a servo amplifier device incorporating a control drive circuit that controls and drives a motor, said servo amplifier device comprising: a housing that accommodates the control drive circuit; attachment parts for...  
WO/2020/216510A1
Disclosed is a rotor for an externally-excited electrical machine, the rotor being designed to be inductively coupled to a stator in order to be contactlessly supplied with excitation power for energising an excitation winding. The rotor...  
WO/2020/217438A1
The purpose of the present invention is to achieve a motor control device that makes it possible to prevent reductions in efficiency, even when motor characteristics change. A motor control device that controls a motor that has a first...  
WO/2020/211036A1
A controller device (U) comprises a heat dissipation module (1), a first control module (2), a second control module (3), a first conductive structure (4), and a second conductive structure (5). The first control module (2) and the secon...  
WO/2020/211105A1
The present invention provides a motor drive signal setting method. Drive signals comprise an acceleration drive signal used for accelerating a motor and a deceleration drive signal. The method comprises: obtaining the total acceleration...  
WO/2020/208788A1
A motor drive device (2) for driving a single-phase motor (12) comprises an inverter (11) that is disposed between a battery (10) and the single-phase motor (12), applies a first voltage to the single-phase motor (12) during start-up, an...  
WO/2020/208787A1
The motor drive device is provided with: an inverter (11) for outputting AC voltage to a single-phase motor (12); a control unit (25) for controlling the AC voltage output by the inverter (11); and a current detection unit (22) for detec...  
WO/2020/208789A1
The motor drive device is provided with: an inverter (11) for outputting AC voltage to a single-phase motor (12) having a permanent magnet; a detection unit for detecting a physical quantity indicating the operation state of the single-p...  
WO/2020/208785A1
The present invention is provided with: an inverter (11) for outputting an AC voltage to a single-phase motor (12); a control unit (25) for controlling the AC voltage outputted by the inverter (11); and a current detection unit (22) for ...  
WO/2020/208786A1
A motor drive device (2) drives a single-phase motor (12) that has asymmetrical teeth (12e). The motor drive device (2) comprises an inverter (11) that supplies AC power to the single-phase motor (12). When starting up the single-phase m...  
WO/2020/203921A1
Provided are: a transportation system with which it is possible to transport, without contact, a mover without loss of controllability of the mover while securing excellent workability; a mover; a control device; and a control method. Th...  
WO/2020/202263A1
An electric vacuum cleaner (1) is provided with: a fan (11a) for generating air current; a motor (11b) having two or more coils (111); a dust detection unit (40) for detecting dust; a dust collection part (13) for collecting dust; a conn...  
WO/2020/193242A1
A method of measuring torque in a six phase electrical motor, said motor including a motor stator including two electrically independent stator winding arrangements (U,V,W), (X,Y,Z) each comprising three combined windings; said winding a...  
WO/2020/196310A1
This electric motor system (2) is provided with: a drive shaft (30) rotatable about the axial center; a first electric motor (60) and a second electric motor (70) each rotationally driving the drive shaft (30); a first inverter (91) for ...  
WO/2020/196365A1
A miniaturizable winding switching device is provided. This winding switching device (9), which switches between parallel connection and series connection of multiple windings of a rotating electric machine, is provided with multiple ele...  
WO/2020/196472A1
The present invention is provided with: a power conversion apparatus (10); and a control apparatus (40) that controls the voltage supplied to a motor by the power conversion apparatus. The d-axis inductance in the motor (30) is defined a...  
WO/2020/191423A1
The present invention relates to a method (100) for operating a drive device (10), which has an electrical machine (11) that comprises a stator (11.1) and a rotor (11.2), it being possible to magnetically couple the rotor (11.2) to a rot...  
WO/2020/193957A1
A method (100) of determining a position of a rotor (18) of a brushless permanent magnet motor (14) includes measuring (102) phase current flowing through a phase winding (22) of the motor (14) during excitation of the phase winding (22)...  
WO/2020/196719A1
A rotating electrical machine control system (100) for controlling an alternating current rotating electrical machine (80) provided with M coil sets (8) is provided with: M inverters (50) which are provided with a plurality of switching ...  
WO/2020/186656A1
A method for estimating the position of a linear time-variant rotor of a low-speed permanent magnet synchronous motor, comprising: first, injecting a high-frequency sinusoidal signal from a voltage end of a stator, thereby causing stator...  

Matches 1 - 50 out of 17,335