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WO/2019/181322A1 |
[Problem] To provide a motor control device and a motor control method with which it is possible to stably control weak magnetic flux even when a sudden change occurs in power supply voltage or speed. [Solution] In this motor control dev...
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WO/2019/180970A1 |
This motor drive device (2) is provided with a single-phase inverter (11) that is an inverter for converting a DC voltage output from a DC power supply (10) to an AC voltage having a high-level, low-level, or zero-level potential and out...
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WO/2019/180972A1 |
This motor drive device (2) is provided with a single-phase inverter (11) which is an inverter that has a plurality of switching elements, converts, by operation of the plurality of switching elements, a DC voltage output from a DC power...
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WO/2019/178683A1 |
A power control device for controlling an electrical load. The system includes decision logic to implement a local response responsive to events currently occurring in a power grid. The power control device includes a user interface allo...
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WO/2019/181470A1 |
The identification method according to the present disclosure is a method for identifying types of brushless DC motors. A brushless DC motor has at least one capacitor, wherein a specific capacitance different for each of the types of a ...
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WO/2019/180969A1 |
This motor drive device (2) is provided with: a single-phase inverter (11) that is an inverter for converting a DC voltage output from a DC power supply (10) to an AC voltage and applying the AC voltage to a motor; and a control power su...
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WO/2019/181471A1 |
This identification method identifies information about a brushless DC motor, which is output from the brushless DC motor, and is used in an identification device. The identification method comprises: supplying a power supply voltage to ...
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WO/2019/181472A1 |
The identification method according to the present disclosure is a method for identifying types of brushless DC motors. A brushless DC motor has at least one capacitor, wherein a specific capacitance different for each of the types of a ...
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WO/2019/175429A1 |
The invention relates to a filter unit (1), wherein the filter unit (1) is intended to be connected between an inverter (2) and an electric motor (3), wherein the filter unit (1) comprises: - a number of phase connections (Ue, Ve, We) fo...
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WO/2019/176109A1 |
A motor control method in which a voltage command value is calculated on the basis of a torque command value for a motor, a modulation factor is calculated on the basis of a power supply voltage and the voltage command value, a compensat...
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WO/2019/174285A1 |
Provided are an integrated copper bar and a high-power electric motor controller. The integrated copper bar comprises a first copper bar (2), a second copper bar (4) and a third copper bar (6) successively arranged in a stacked manner an...
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WO/2019/171836A1 |
Provided is a vehicle control device capable of continuing torque control of a motor even when a battery and an inverter are disconnected from each other and capable of continuing torque control of the motor also when the battery and the...
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WO/2019/170291A1 |
The invention relates to a method for operating a drive system, wherein the drive system has a rectifier, a stored energy source connected to the direct-voltage-side connection of the rectifier via a DC/DC converter, and a motor that can...
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WO/2019/171549A1 |
This electric motor drive device (1) is provided with: a connection state switching unit (14) for switching the connection states of the stator windings (3u, 3v, 3w) of an electric motor (3) to either a delta connection state or a star c...
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WO/2019/169946A1 |
Provided herein are power converter of a drive unit for an electric vehicle. The power converter includes an inverter having a first transistor, a second transistor, and a capacitor, and a laminated bus-bar having a positive bus-bar segm...
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WO/2019/171856A1 |
[Problem] To provide a power conversion device capable of effectively reducing the surge voltage generated by a parasitic inductance of a circuit. [Solution] This power conversion device 1 uses a three-phase inverter circuit 28 having a ...
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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...
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WO/2019/168356A1 |
The present invention relates to a motor driving device. The motor driving device of the present invention compares a motor command speed with a motor current speed with respect to a target power consumption and, if the current speed is ...
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WO/2019/167427A1 |
The motor drive control device (1) according to the embodiments comprises: an interphase short circuit part (40) that is connected to at least two phases of coil from among three phases of coil (Lu, Lv, Lw) and, in response to a short ci...
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WO/2019/167173A1 |
A power conversion device according to one embodiment is provided with: a rectifier circuit for full-wave rectifying a voltage of a three-phase AC power supply; a capacitor provided on the output side of the rectifier circuit and outputt...
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WO/2019/169022A1 |
A motor control system for induction-type AC electric motors having starting and run windings has a multiphase VFD drive with first and second phase outputs. A switching device with a first position where a first output of the VFD drive ...
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WO/2019/167159A1 |
This air conditioner inverter control device (20) has: a transformer (23) for reducing the current value of an AC current obtained by an inverter circuit (22); a voltage resistor conversion circuit (24) for converting the AC current obta...
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WO/2019/167428A1 |
The motor drive control device (1) according to the embodiments comprises: a motor drive part (10) that selectively energizes three phases of coil (Lu, Lv, Lw) of a motor 3; a motor control part (20) that outputs a drive control signal t...
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WO/2019/163320A1 |
A control circuit for an electric tool according to the present invention is provided with: a permanent magnet synchronization motor; a plurality of switching elements; and a PWM inverter circuit which drives the permanent magnet synchro...
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WO/2019/163097A1 |
The control method of the present invention controls an N-fold, three-phase dynamoelectric machine, when N is an integer of 2 or more. The dynamoelectric machine is equipped with N groups of phase coils, and the phase coils of each group...
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WO/2019/163589A1 |
This motor control system is provided with: an inverter that drives a motor; and a control calculation unit that subjects the inverter to feedback control. The control calculation unit is provided with: a voltage control calculation unit...
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WO/2019/163587A1 |
This motor control system is for driving a motor having a phase number n of 3 or higher. The system comprises an inverter and a control calculation unit for performing feedback control of the inverter. The control calculation unit compri...
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WO/2019/163000A1 |
This motor drive system is provided with: a motor drive amplifier (10) having an inverter (31) for selectively outputting a first voltage and a second voltage, and a control means (35) for transmitting, to the inverter (31), a first volt...
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WO/2019/162016A1 |
The invention presents an apparatus (110) for setting a specific operating state of an electrical machine (115) of a vehicle (100), wherein the apparatus (110) has an inverter (130) for supplying electrical energy which is provided by a ...
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WO/2019/162608A1 |
The invention proposes an on-board conversion system for converting power for a movable transport vehicle (10), of the type: - suitable for being in contact with a fixed linear contact (14) - comprising a first electrical connection circ...
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WO/2019/163025A1 |
This electric motor drive device (50) drives a single phase electric motor (18) having electric motor windings (2, 3) and is provided with: a switching unit (19) for switching the connection states of the electric motor windings (2, 3); ...
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WO/2019/163098A1 |
The control method of the present invention controls an N-fold, three-phase dynamoelectric machine, when N is an integer of 2 or more. The dynamoelectric machine is equipped with N groups of phase coils, and the phase coils of each group...
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WO/2019/163553A1 |
One mode of a motor control system comprises an inverter that drives a motor, and a control calculation unit that calculates a current command value showing the current supplied to the motor from the inverter. The control calculation uni...
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WO/2019/163588A1 |
Provided is a motor control system including an inverter for driving a motor and a control operation unit for feedback controlling the inverter, wherein the control operation unit includes a voltage control operation unit that computes a...
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WO/2019/163729A1 |
A motor drive apparatus (50) for driving a motor (6) through reception of AC power supplied from an AC power source (3), comprises: a converter circuit (12) for converting AC power into DC power; an inverter circuit (24) for driving the ...
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WO/2019/163384A1 |
The present invention addresses the problem of providing a motor control device capable of suppressing electromagnetic noises including switching noise, and an electric vehicle system using the same. The motor control device comprises: a...
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WO/2019/163554A1 |
Provided is a noise compensation adjustment method. One embodiment of the method comprises: a measuring step of measuring noise by driving a motor with respect to a coupling system including the motor and a driving body coupled to the mo...
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WO/2019/163552A1 |
This motor control system comprises an inverter and a control calculation unit that performs feedback control of the inverter. The control calculation unit comprises: a voltage control calculation unit that, on the basis of the current d...
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WO/2019/163110A1 |
This motor drive device (50) receives AC power supplied from an AC power supply (3) to drive a motor (6) and is provided with: a converter circuit (12) for converting AC power to DC power; an inverter circuit (24) for converting the DC p...
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WO/2019/159630A1 |
A control device according to one embodiment comprises: a high side drive circuit unit for driving a high side switch; a low side drive circuit unit for driving a low side switch; a first terminal which is an output terminal of the high ...
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WO/2019/159834A1 |
This power conversion device is provided with: a first inverter provided with an upper arm element and a lower arm element and connected to one end of each of the phases of a motor; a second inverter provided with an upper arm element an...
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WO/2019/159663A1 |
A power conversion device (100) is equipped with: a first inverter (120) that is connected to one end of each phase winding of a motor; a second inverter (130) that is connected the other end of each phase winding; a first neutral-point ...
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WO/2019/159836A1 |
An embodiment of this power conversion device converts power from a power source to power that is supplied to a motor provided with phase windings each having a first winding portion and a second winding portion connected together in ser...
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WO/2019/160081A1 |
A control device (30) is applied to a system comprising: an electric motor (10) that is capable of switching a pole number; and an inverter (20) that is electrically connected to stator windings (12A-12F) of the electric motor. The contr...
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WO/2019/159664A1 |
A power conversion device 100 according to an embodiment converts power from a power source 101 to power that is supplied to a motor having an n-phase (n being an integer of 3 or greater) winding. The power conversion device 100 is equip...
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WO/2019/159346A1 |
A converter control unit (13) that controls the ignition phase of a converter (1) generates a voltage command value of an output voltage of the converter (1) by performing control calculation on a deviation so as to include at least an i...
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WO/2019/159665A1 |
A power conversion device (100) is equipped with: a first inverter (120) that is connected to one end of each phase winding of a motor (200); a second inverter (130) that is connected the other end of each phase winding; a power supply i...
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WO/2019/159835A1 |
This power conversion device converts power from a power source to power that is supplied to a motor provided with phase windings each having a first winding portion and a second winding portion connected together in series, and is equip...
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WO/2019/155918A1 |
The present invention reduces vibration of a motor. A power conversion device 100 according to an embodiment of the present invention converts power from a power source 101 to power to be supplied to a motor 10. The power conversion devi...
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WO/2019/155776A1 |
The purpose of the present invention is to improve availability during a power outage. In this power conversion device 1, a gate drive power supply circuit 50 can supply gate drive power within a predetermined normal voltage range. When ...
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