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WO/2018/211596A1 |
This synchronous electric motor control device that controls operations of a synchronous electric motor has: a control unit that outputs a voltage command value corresponding to a speed command value; and an inverter that supplies, in ac...
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WO/2018/207157A2 |
A method for controlling pressure and flow of hydraulic fluid through a hydraulic control unit comprises receiving a pressure command from an electronic control unit. The received pressure command is processed to generate a pressure- bas...
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WO/2018/203387A1 |
During a time period from start of activation of a permanent magnet synchronous electric motor (4) to completion of the activation, an activation control unit (17) calculates an α-axis induced voltage (Eα) and a β-axis induced voltage...
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WO/2018/202508A1 |
The invention relates to a method and device for determining the position angle of a rotor (2) in an electric synchronous machine (1). The device is designed to comprise: a voltage generator (12) for generating electrical voltage pulses ...
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WO/2018/198694A1 |
This control device for outputting a voltage command value has: a feedback controller that performs a feedback control on the basis of a current value and outputs a first voltage value; a feedforward controller that is constructed using ...
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WO/2018/193697A1 |
The present invention relates to the speed sensorless vector control of an induction motor and the purpose thereof is to provide a speed estimation method capable of preventing torque shortage caused by the coil temperature inside the in...
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WO/2018/185877A1 |
This motor control device is provided with: a power conversion circuit which applies a voltage to a motor in response to a voltage command value; a current detection means which outputs a current detection value, i.e. a value obtained by...
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WO/2018/180087A1 |
This method for correcting the detected rotation angle of a PM motor includes: a step (S3) of imparting, to a PM motor, a command value of a prescribed rotation speed and a prescribed torque command value; a step (S4) of driving the PM m...
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WO/2018/179822A1 |
The purpose of the invention is to improve an initial speed estimation method in sensorless vector control of an induction motor, thereby reducing time required for estimation and estimating initial speed with high-speed and a reduced to...
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WO/2018/182196A1 |
The present specification relates to a motor control module, a motor control device, a motor control system, and a motor control method, and the purpose of the present specification is to provide a motor control module, a motor control d...
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WO/2018/181506A1 |
According to the present invention, a compressor electric motor is caused to generate preheat. The path of an integral value over time of a unit voltage vector constituting a voltage vector serving as a unit which is a constituent of an ...
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WO/2018/173102A1 |
A magnetic pole position detection device of a motor control device comprising a computation unit for estimating the position of a magnetic pole. The computation unit: generates a three-phase connection voltage pulse command for operatin...
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WO/2018/162335A1 |
The present invention discloses a control system for an electric machine. In order to control the electric machine, predetermined frequency components are extracted from manipulated variables or measurement variables of the electric mach...
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WO/2018/163420A1 |
An electric vehicle propulsion control device is provided with: a power converter for applying an AC voltage to an induction machine; and a control unit for controlling the power converter on the basis of an external operation command. T...
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WO/2018/159100A1 |
This motor control method includes: a step in which the combined magnetic flux, the stator current, and the stator voltage are acquired from a phasor representation using an αβ fixed coordinate system or a dq rotary coordinate system a...
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WO/2018/159102A1 |
This motor control method includes: a step in which the combined magnetic flux and the stator current are acquired from a phasor representation using an αβ fixed coordinate system or a dq rotary coordinate system as a reference; a step...
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WO/2018/159099A1 |
This motor control method includes: a step in which the armature magnetic flux, the combined magnetic flux, the stator current, and the stator voltage are acquired from a phasor representation using an αβ fixed coordinate system or a d...
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WO/2018/159101A1 |
This motor control method includes: a step in which the stator current and the stator voltage are acquired from a phasor representation using an αβ fixed coordinate system or a dq rotary coordinate system as a reference; a step in whic...
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WO/2018/159341A1 |
Disclosed is a robot control method for controlling, using a servomotor, motions of a robot arm. In this robot control method, in the cases where an outside air temperature is at a predetermined value or lower (step 15-3), the absolute v...
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WO/2018/159104A1 |
This motor control method includes: a step in which the combined magnetic flux, the stator current, and the stator voltage are acquired from a phasor representation using an αβ fixed coordinate system or a dq rotary coordinate system a...
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WO/2018/159103A1 |
This motor control method includes: a step in which a combined magnetic flux vector, the stator current, and the stator voltage are acquired from a phasor representation using an αβ fixed coordinate system or a dq rotary coordinate sys...
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WO/2018/155949A1 |
The present invention relates to a motor driving device and a home appliance including the same. A motor driving device according to an embodiment of the present invention comprises: an inverter which includes a plurality of upper arm sw...
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WO/2018/156683A1 |
A system parameter identification system uses a combination of relay control and sinusoidal injection to derive accurate estimates of system parameters of a controlled system or process while satisfying the rate-limit associated with som...
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WO/2018/154621A1 |
Provided is an elevator capable of ensuring stable operation of an elevator car in the event that no magnetic pole position signal can be obtained from a magnetic pole position sensor. This elevator is provided with: a synchronous electr...
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WO/2018/152177A1 |
A system for detecting and eliminating harmonic effects in the DQ plane of the non- sinusoidal back EMF voltages is provided. The system is a field oriented controller (FOC) that includes a poly-phase electric machine, proportional-integ...
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WO/2018/147465A1 |
[Problem] To provide an electric power steering device which has a plurality of dead time (DT) compensation functions that perform DT compensation, wherein the DT compensation functions are switched between to perform compensation in acc...
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WO/2018/146793A1 |
Provided is a control device for an inverter that drives a motor including a magnet, the control device including: a rotation sensor that detects the rotation state of the motor; a current sensor that detects the current in the motor; an...
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WO/2018/145498A1 |
A reinforcement learning algorithm-based self-correction control method for a double-fed induction wind generator. According to the method, an RL controller is added to a PI controller of a vector control system based on PI control to dy...
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WO/2018/142445A1 |
In a drive control unit 7 which carries out vector control of a synchronous motor 3, when the speed of the synchronous motor 3 is at or above a prescribed threshold value, a value obtained by adding a correction angle, at which the D-axi...
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WO/2018/139331A1 |
The purpose of the present invention is to obtain a motor power conversion device capable of accurately calculating motor average efficiency and motor power loss amount in a driving operation in which a motor frequently repeats a powerin...
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WO/2018/132291A1 |
The subject matter of this specification can be embodied in, among other things, a motion control apparatus that includes a brushless DC motor to actuate a mechanical output based on a collection of phase power signals, a collection of f...
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WO/2018/130793A1 |
A control system for a multiphase and synchronous rotating electrical machine comprising a stator (31) and a rotor (30), said control system comprising: - an electronic card (16) for generating stator switching signals according to a cur...
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WO/2018/119539A1 |
The present invention relates to a constant slip control (CSC) method for variable-speed drives of asynchronous electric motors that deliver high control efficiency, which succeeds at delivering the load torque with lower stator current ...
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WO/2018/120323A1 |
A servo control strategy which simultaneously eliminates counter potential and load torque disturbances and a system, which estimate the total disturbances of an electrical portion on the basis of a nominal model of an armature winding a...
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WO/2018/123516A1 |
A motor control device according to an embodiment of the present disclosure includes: a first circuit 10 that determines the d-axis zero-order current and the q-axis zero-order current; a second circuit 20 that determines the d-axis 6th-...
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WO/2018/123524A1 |
A power generation device comprising: an electric motor (18) that has a first object, a second object, permanent magnets, and windings (15, 16, 17), and that generates an electromotive force in the windings by relative motion between the...
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WO/2018/115772A1 |
This method for determining a direct-axis inductance (Ld) and a quadrature-axis inductance (Lq) of an electric machine (102) includes: at least one testing step including: controlling the electric machine (102) so that a stator (106) of ...
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WO/2018/115406A1 |
The invention relates to a drive system (100) having the following: a three-phase motor (10) which has the following: a shaft (11), a first three-phase stator winding (12) that is to be connected to a three-phase alternating voltage grid...
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WO/2018/109698A1 |
A method for closed-loop control of the velocity of a brushless d.c. motor that supplies a torque (τ) to a rotating mechanical member, including carrying out a control of a FOC (Field-Oriented Control) type (10, 20) comprising obtaining...
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WO/2018/108322A1 |
Method for determining the angular position of the rotor of an inverter-fed synchronous motor, wherein the inverter is controlled by signal electronics with a controller unit, in particular having a computer unit and a memory, wherein th...
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WO/2018/102872A1 |
A controller for an AC electric motor, the controller including: a power converter driving the AC electric motor; a feed forward converter that derives voltage values provided to the power converter; and a load model unit configured to d...
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WO/2018/103581A1 |
A method and system for estimating a rotor resistance of an induction motor. The method comprises: based on a model reference adaptive system, respectively establishing a magnetic flux current model and a magnetic flux voltage model for ...
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WO/2018/100626A1 |
[Problem] To provide a device for controlling a permanent magnet synchronous motor and a method of control therefor that make it possible to estimate magnetic pole positions of a non-salient-pole permanent magnet synchronous motor even w...
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WO/2018/099187A1 |
A control method and control device for a motor drive system, and a variable-frequency air conditioner. By means of detecting a DC bus voltage value and a three-phase current value for driving a motor (S10), and according to a DC bus vol...
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WO/2018/095632A1 |
The invention relates to the protection of an electric drive system. If a voltage spike occurs on the input of a current converter of the electric drive system via the intermediate circuit, then in order to dissipate said voltage spike i...
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WO/2018/095530A1 |
An adaptive control system (2) for controlling a plant (3) is disclosed. The adaptive control system comprises a control system (5) configured to generate drive signals (16) for the plant in dependence upon a reference signal (8) and an ...
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WO/2018/091847A1 |
The invention mainly relates to a rotating electrical machine (7) arranged to operate at least in motor mode, in particular for an electrical turbocharger (1) of a motor vehicle, comprising: a stator (9) having a winding equipped with a ...
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WO/2018/090782A1 |
The invention discloses an online identification method and apparatus for motor stator resistance, and a motor control system. The method comprises the following steps: injecting a preset current to a d axis of a synchronously rotating d...
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WO/2018/090783A1 |
A method for online identification of motor stator resistance, an apparatus and a motor control system, wherein the method comprises the following steps: injecting a preset current into a d axis of a synchronous rotation dq axis system (...
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WO/2018/089581A1 |
To avoid control failure resulting from startup of a PMSM that is windmilling (15), initial speed and position are determined before startup (5). A controller uses a FOC routine having a speed PI control loop, field-weaken control, a cur...
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