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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...
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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)...
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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 ...
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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...
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WO/2020/188934A1 |
The purpose of the present invention is to improve component mounting efficiency.　The electronic control device according to the present invention is provided with: a power supply board 23 having a first insertion hole portion R1A and ...
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WO/2020/183890A1 |
This conveying device 1 comprises: a permanent magnet 10 provided to a specimen rack 111 side; magnetic poles 25 having cores 22 formed from second magnetic bodies, and windings 21 respectively wound around the periphery of the cores 22;...
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WO/2020/179867A1 |
This motor has: a stator equipped with N-phase windings (N is a natural number); and a rotor equipped with a permanent magnet. An interlinkage magnetic flux generated in the stator by the rotor contains a fundamental magnetic flux compon...
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WO/2020/179008A1 |
An electric motor driving device (1) is provided with: a connection switcher (50) that has electromagnetic contactors (51-53) configured to be connected to winding wires (2a-2c) of an electric motor (2) and that switches the connection s...
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WO/2020/178955A1 |
This motor drive device (1), which controls the driving of a single-phase motor (12) that rotates a rotor (12a) in which a permanent magnet is disposed, comprises: an inverter (11) that has a plurality of switching elements, converts a D...
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WO/2020/179041A1 |
This motor control device comprises: a power conversion device that is connected in parallel to a first motor and a second motor, converts a DC voltage into an AC voltage, and supplies the AC voltage to the first motor and the second mot...
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WO/2020/178891A1 |
This motor drive device is provided with: an inverter (4) connected to a first motor (41) and a second motor (42) which have a permanent magnet in a rotor and driving the first motor (41) and the second motor (42); and current detection ...
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WO/2020/179818A1 |
In a driving control device for an electric motor according to the present invention, two drive control systems, each including a control circuit, an inverter, a power supply connector, and a ground connector, are provided to the two win...
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WO/2020/177792A1 |
The invention relates to a method for the noise-reduced operation of a switched reluctance motor (1) by means of a reluctance motor assembly which comprises: - the switched reluctance motor (1); - a control and evaluation unit (2); - a d...
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WO/2020/177793A1 |
The invention relates to a vibration- and noise-reduced electric-motor device, in particular an electrical domestic appliance and an electrical sliding roof. The invention also relates to a method for the vibration- and noise-reduced ope...
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WO/2020/173064A1 |
A predictive thrust control method and system of an arbitrary double vector model for a linear induction motor, which relate to the technical field of linear induction motor control. In view of the shortcomings of traditional models for ...
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WO/2020/174520A1 |
This electric motor driving device (101A) drives an electric motor (3) and can switch the connection states of the stator windings (61 to 63) of the motor (3). The electric motor driving device (101A) is provided with: relays (11 to 13) ...
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WO/2020/170379A1 |
The present invention comprises an inverter (30) for driving a motor (7) that can switch connection of windings thereof and drives a load element having a periodically fluctuating load torque, wherein: the inverter (30) is controlled suc...
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WO/2020/161945A1 |
The present invention addresses the problem of providing a power conversion device including a plurality of inverter circuits connected in parallel with a load, wherein said power conversion device can be controlled by a smaller number o...
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WO/2020/162828A1 |
A stator of an SRM is disclosed. The stator includes two or more pairs of diametrically opposite stator poles and two or more stator windings. Each stator winding is wound around each pair of diametrically opposite stator poles. The wind...
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WO/2020/158128A1 |
This rotating electric machine drive device (20) is provided with: a first inverter unit (22) equipped with a plurality of switching elements (24-34) corresponding to the respective phases of a motor/generator (10); a second inverter uni...
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WO/2020/158264A1 |
This transfer device comprises: a coil drive unit 212 and drive circuit 50 which apply a voltage to a plurality of coils 25 which generate a thrust for transferring the permanent magnet 10; a position estimation unit 210 which estimates ...
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WO/2020/153152A1 |
A micro computer stores offset correction values that correct offset of detected current associated with pulse shift for each of maximum phase detection current having the longest energization time among three phases and minimum phase de...
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WO/2020/153313A1 |
The purpose of the present invention is to provide a power conversion device capable of reducing noise that occurs when increasing the temperature of a storage battery is controlled. This power conversion device (10) is provided with: a ...
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WO/2020/152807A1 |
The present invention is provided with: a connection switching device (7) that switches the connection state of stator winding wires (11-13) of a rotary machine (1); a current detection unit (4) that detects a rotary machine current flow...
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WO/2020/152785A1 |
This motor control method for a winding field type synchronous motor comprising a rotor having a rotor winding and a stator having a stator winding controls stator current flowing through the stator winding and rotor current flowing thro...
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WO/2020/149293A1 |
This drive device (1) is provided with: a motor (80); a control unit (20); a connector unit (35) for connecting the control unit (20) to external connectors (161, 162); a cover (21) that is a member separated from the connector unit (35)...
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WO/2020/147742A1 |
A linear motor drive chip braking method and apparatus, the method comprising: when the value of a first enabling signal is a first preset value and the time for which a counter-electromotive force is not over zero is shorter than or equ...
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WO/2020/145078A1 |
This control device controls a rotating electric machine that comprises a rotor having a magnet part and a stator having a slotless structure with a stator winding. The control device comprises a temperature estimation unit (S10, S20), a...
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WO/2020/144352A1 |
The invention relates to a linear drive for pigmentation devices, comprising a stator (1), an air gap (7) which is provided in the stator and is formed so as to be offset in a defined manner, an electric coil (2) within the stator (1), s...
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WO/2020/139820A1 |
A system includes a motor having a plurality of windings, a rotor and a stator magnetically coupled to the rotor, a plurality of power inverters connected to respective windings, wherein the plurality of power inverters is configured to ...
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WO/2020/129170A1 |
The present invention comprises: switches (61, 62, 63), which are mechanical switches that can switch the connection state of a motor (7); an inverter (30), which generates AC voltage from DC voltage and outputs the AC voltage to the mot...
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WO/2020/129651A1 |
An electric motor system 1 is provided with: a battery 10; an inverter 12; an electric motor 14; a zero-phase switching arm Z; and a control unit 18. The inverter 12 converts a DC power output from the battery 10 into a three-phase AC po...
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WO/2020/128029A1 |
The invention relates to a system (1) for controlling a voltage converter comprising a plurality of top side switches forming a top set and a plurality of bottom side switches forming a bottom set, the control system (1) comprising: - a ...
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WO/2020/126405A1 |
A method of controlling a BLDC electric motor having a stator and a rotor, the stator having a plurality of magnet coils, the rotor having a permanent magnet driven by the plurality of magnet coils, comprising a) supplying a voltage to a...
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WO/2020/125072A1 |
A stepless speed regulation circuit and a stepless speed regulation method. A stepless speed regulation circuit for a drive motor, comprising: a switch circuit (11), wherein the input end thereof is used for receiving a unidirectionally ...
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WO/2020/126521A1 |
Inverter assembly (2) for an electric machine (3), comprising a DC link (4), a first power section (8) configured to convert power supplied to the DC link (4) into a first multiphase AC current (10) for a first winding system (16) of the...
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WO/2020/121342A1 |
A process is described for calibrating electric machines comprising the steps of: switching on an inverter connected to the electric machine, for rotating the rotor; driving the electric machine till the rotor reaches a rotation speed (Ï...
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WO/2020/122110A1 |
This vibration control device comprises: a soft magnetic rotor that is fixed to an output shaft of a rotation drive part or to a shaft rotating in conjunction with the rotation of the output shaft, and rotates according to the rotation o...
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WO/2020/115786A1 |
Provided is a conveying device having a curved conveying path, which can improve the degree of freedom in design.　The conveying device comprises a fixed unit having a position information source reading unit and a plurality of stators ...
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WO/2020/115416A1 |
A smart motor (10) comprising a permanent-magnet synchronous machine (12, 12', 12") and an electronic control unit (18), the synchronous machine (12, 12', 12") comprising one or two permanent-magnet rotor(s) (121, 1211, 1212) and at leas...
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WO/2020/109276A1 |
The invention relates to a device and a method for determining a path of travel (610, 620) for at least one mover (200, 513) over a drive area (510), wherein: the mover (200, 513) comprises at least one second magnetic field generator (2...
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WO/2020/111043A1 |
A control device with which, using an electromagnetic actuator, it is possible to reduce costs and machine thickness while being able to efficiently generate thrust that is suitable for tactile feedback to an operator who operates the ma...
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WO/2020/108692A1 |
The invention relates to an electric motor, comprising a stator (1) and a rotor (2), wherein: the rotor (2) has permanent magnets (3) capable of magnetic reversal; the stator (1) is divided into n portions (4) over the circumference of t...
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WO/2020/107128A1 |
A control system for an electric motor in a manufacturing environment, the control system including: a safety relay; and a power reduction circuit, wherein, when the safety relay is triggered, the power reduction circuit automatically li...
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WO/2020/107731A1 |
The present application relates to the field of compressor control, and disclosed therein is a compressor flux-weakening control apparatus, comprising: a main circuit unit and a compressor, the main circuit unit providing a power supply ...
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WO/2020/105204A1 |
This power conversion device has: a harmonic voltage generation unit for superimposing, according to a switching signal, dc-axis and qc-axis harmonic voltages on dc-axis and qc-axis voltage commands; and an inductance estimation unit for...
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WO/2020/101530A1 |
The invention relates to the field of electrical engineering and provides a reduction in torque ripple. A method for controlling an induction machine involves: constantly measuring the angle of a rotor having z teeth and the currents in ...
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WO/2020/098863A1 |
The invention relates to a motor control unit (14) for controlling an electric motor (12), comprising a converter (16), controlled by a driver element (26) according to an input signal (24), for generating an alternating magnetic field i...
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WO/2020/095137A1 |
Fluid pump device provided with a fluid pump element with a drive (3) and further provided with a control unit (18) that is connected to a pressure sensor (17) configured to measure the pressure of the fluid, downstream from the fluid pu...
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WO/2020/090279A1 |
The present invention addresses the problem of continuing an operation even under one phase failure in each system. This drive system has: an inverter circuit for outputting alternating current in order to operate a rotating electric mac...
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