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Matches 1 - 50 out of 32,132

Document Document Title
WO/2019/071955A1
Disclosed in the present invention discloses a system and method for fault-tolerant control under five-phase permanent magnet synchronous motor open-circuit faults. The method comprises: employing a rotation speed controller to obtain a ...  
WO/2019/070068A1
Provided is a motor module that makes it possible to achieve high motor output. This motor module 1000 comprises: a motor 200 that has windings of n phases (n being an integer that is 3 or greater); a first circuit board CB1 that is conn...  
WO/2019/069894A1
Provided is a switch element having: a switch core material 61 that is formed from a superconducting material capable of transitioning from a normal conducting state above the critical field to a superconducting state below the critical ...  
WO/2019/070066A1
Provided is a motor module that can improve heat dissipation. This motor module 1000 comprises: a motor 200 that has n phases of windings (n being an integer that is 3 or greater); a first circuit board CB1 that is connected to a first p...  
WO/2019/070062A1
This motor control device generates three-phase drive currents having different phases according to a combination of ON/OFF operations of a plurality of switching elements, and supplies the three-phase drive currents to three-phase coils...  
WO/2019/070065A1
Provided is a motor module that can suppress reductions in motor output when a power supply system and/or an inverter has failed. This motor module 1000 comprises: a motor 200 that has n phases of windings (n being an integer that is 3 o...  
WO/2019/070064A1
Provided is a motor module in which the redundancy of a power source is implemented and the efficient voltage use rate is improved. The motor module according to the present disclosure comprises: a motor having n-phase (n is an integer o...  
WO/2019/068330A1
The invention relates to a drivetrain (1) for a motor vehicle comprising an electronic differential (2) with at least two electric motors (5, 6) having at least five phases, wherein a first electric motor (5) provides torque to a first r...  
WO/2019/070067A1
Provided is a motor module that makes downsizing possible. This motor module 1000 comprises: a motor 200 that has windings of n phases (n being an integer that is 3 or greater); a first circuit board CB1; a first inverter 120 that is mou...  
WO/2019/064766A1
The present invention provides a power conversion device equipped with two inverters, wherein when energizing the winding of a certain phase, the current induced in the winding of another phase is reduced. The power conversion device 100...  
WO/2019/064829A1
The present invention provides a power conversion device with which it is possible to detect failure of a switch element of an inverter in a shorter amount of time. This power conversion device 1000 comprises a first inverter 120, a seco...  
WO/2019/064830A1
Provided is a power conversion device with which it is possible to sense a fault in a switching element of an inverter in a reduced amount of time. The power conversion device 1000 is provided with a first inverter 120, a second inverter...  
WO/2019/064725A1
Provided is a power conversion device capable of detecting failure of switching elements in inverters in a shorter period of time. A power conversion device 1000 according to the present disclosure comprises: a first inverter 120; a seco...  
WO/2019/065171A1
This motor control circuit, which supplies a drive coil of a motor with a drive current, is provided with: a calculation unit which calculates a digital value indicating the magnitude of the drive current; a digital-to-analog conversion ...  
WO/2019/066021A1
According to the present invention, fail-safe control is properly performed even when one of switching elements of an inverter is off-circuited. This inverter control device (20) controls an inverter (10) that is connected to a direct cu...  
WO/2019/065882A1
According to the present invention, when a dynamo-electric machine (80) is in a state of rotation while a contactor (9) is in an open state, an inverter (10) is controlled so as to suitably stop the operation of the inverter (10). An inv...  
WO/2019/065859A1
According to the present invention, a power conversion device having a plurality of switching elements (Su, Sv, Sw, Sx, Sy, Sz) is provided with a control unit (40) for controlling a switching operation. In a waveform obtained by extract...  
WO/2019/064512A1
Provided are a data obtaining method, an inverter, and a rotating electric machine capable of managing the operation state of a device without complicating the configuration thereof. Therefore, the data obtaining method uses an inverter ...  
WO/2019/060859A1
A chiller assembly is provided. The chiller assembly includes a compressor (102), a condenser (106), an expansion device and an evaporator (108) connected in a closed refrigerant circuit. The chiller assembly further includes a motor (10...  
WO/2019/058675A1
This malfunction diagnosis method involves executing, for each of a plurality of switching elements: a step for determining whether the current flowing in the switching element when the switching element has been controlled to be in an o...  
WO/2019/058676A1
This malfunction diagnosis method involves executing, for each of a plurality of switching elements: a step for determining whether the voltage at the switching element when the switching element has been controlled to be in an on state ...  
WO/2019/058668A1
The motor control method according to the present disclosure obtains the n (n is an integer of 3 or more) phase currents of a first inverter, the GND current of the first inverter, the n phase currents of a second inverter, and the GND c...  
WO/2019/058677A1
This malfunction diagnosis method involves diagnosing whether a power conversion device that supplies power to a motor is malfunctioning. The power conversion device comprises a plurality of switching elements. The plurality of switching...  
WO/2019/059648A1
A motor control apparatus according to one embodiment of the present invention comprises: a current controller for generating a voltage command signal on the basis of a torque command for driving a motor and a fundamental wave current of...  
WO/2019/053992A1
Provided is a power conversion device which is capable of identifying which of a plurality of switch elements has failed. This power conversion device is provided with: a first inverter 120; and a control circuit 300 which controls on/of...  
WO/2019/053943A1
The purpose of the invention is to obtain, in a control device for a synchronous electric motor that switches the drive control of the synchronous electric motor between PWM drive control and rectangular wave drive control, a configurati...  
WO/2019/054026A1
Provided is a power conversion device which is capable of executing failure diagnosis on conduction paths on the basis of voltage measurement results. This power conversion device is provided with: a first inverter 120; and a control cir...  
WO/2019/051718A1
A frequency converter adapted to be connected to another frequency converter via a direct current bus is provided. The frequency converter comprises: a positive bus interface adapted to be interconnected with a positive bus interface of ...  
WO/2019/051621A1
The invention describes a predictive control method for rectifiers/inverters, which defines mathematical models that represent a load/network and a converter/inverter, to then define control objectives for the load/network and the conver...  
WO/2019/052640A1
The invention relates to a method for operating a permanently excited synchronous machine (1), which has a stator (2) having a stator winding, a rotor (3) and a thyristor controller (4) for controlling phase currents (iu, iv, iw) of the ...  
WO/2019/053944A1
The purpose of the invention is to obtain, in a control device for a synchronous electric motor that performs PWM drive control without performing current feedback, a configuration capable of stably driving the synchronous electric motor...  
WO/2019/052639A1
The invention relates to a method for operating a permanently excited synchronous machine (1) which is connected to a three-phase power system (8) and has a stator (2) with a three-phase stator winding, a rotor (3) and a thyristor contro...  
WO/2019/047474A1
An intelligent power module and an air-conditioner controller. An adjustment circuit (14A, 24A, 34A, 44A, 54A, 64A) is additionally provided between each drive circuit (14, 24, 34, 44, 54, 64) in the intelligent power module and a corres...  
WO/2019/049459A1
Provided is a method for controlling an inverter which enables a greater amount of electric current to flow through the inverter by appropriately suppressing the generation of heat by a switch element. This method for controlling an inve...  
WO/2019/050276A1
The present invention relates to a method and a device for compensating for errors, included in a measurement current, caused by offset and scale errors in a current sensor, and the device for compensating for an error current caused by ...  
WO/2019/049622A1
A current value determination device provided with: a capacitor current computation unit for computing the capacitor current of a capacitor included in a high-voltage circuit that drives a motor, on the basis of the input voltage of an i...  
WO/2019/047539A1
The embodiments of the present application relate to a method and a device for sounding by means of a motor, an electronic variator and an unmanned aerial vehicle, said method comprising: a motor controller controlling a motor driver to ...  
WO/2019/042537A1
The invention relates to a drive with integrated dynamic load control, comprising: a mains-fed three-phase asynchronous motor having three winding phases connected in star, wherein the phase windings each have at least one field winding ...  
WO/2019/044717A1
A motor control device 110 is provided with: a difference calculation unit 113 which calculates a difference between a current number of revolutions and a target number of revolutions of a motor; a coefficient correction unit 117 which m...  
WO/2019/044112A1
In order to identify which of the switching elements of an inverter has failed, this power conversion device (100) is provided with a first inverter (120) which is connected to one end of the winding of each phase of a motor (200), a sec...  
WO/2019/044728A1
A control device (1) for rotating electrical machines controls the drive of a rotating electrical machine (80) having two phases or more of windings (81-83). A first inverter (60) has a plurality of switching elements (61-66) provided in...  
WO/2019/044400A1
According to the present invention, an operation command is issued to a motor intuitively and safety using gesture recognition. This motor drive system is characterized by being provided with: an inverter which supplies a power source to...  
WO/2019/044106A1
In order to identify which of the switching elements of an inverter has failed, this power conversion device (100) is provided with a first drive circuit (160L, 170L) which supplies a control signal for turning ON a low side switching el...  
WO/2019/043126A1
A control system for actively damping an output of an adjustable speed drive (ASD) having a DC link thin film capacitor is programmed to calculate a d-axis damping coefficient and a q-axis damping coefficient for stabilizing an output of...  
WO/2019/044105A1
In order to identify which of the switching elements of an inverter has failed, a control circuit (300) of this power conversion device (100) performs at least two of the following diagnostics: a first diagnostic, for diagnosing the pres...  
WO/2019/039268A1
A control device (30) to be used in a system equipped with a dynamoelectric machine (10) having multi-phase winding groups (14, 15), and power inverter circuits (INV1, INV2) for applying a voltage to the winding groups by alternatingly t...  
WO/2019/038815A1
This power conversion device comprises two inverters for converting a DC voltage output from a DC power supply to a three-phase AC voltage, each of the inverters comprising semiconductor switching elements each of which is switched on or...  
WO/2019/038851A1
This compressor drive device is provided with: an inverter main circuit for converting direct current to alternating current and applying AC voltage to a drive motor; and an inverter control unit for performing PWM control on switching e...  
WO/2019/038900A1
The present invention automatically sets an acceleration rate and a current setting vector during start-up, and thereby shortens a manual adjustment time of the acceleration rate and the current setting vector, and minimizes loss of powe...  
WO/2019/031157A1
Provided is a three-phase synchronous electric motor control device capable of improving rotor position detection accuracy when one three-phase synchronous electric motor is driven by inverters of a plurality of systems and also provided...  

Matches 1 - 50 out of 32,132