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WO/2014/005749A2 |
The invention relates to a control device (1) for controlling an electronically commutated motor (3). The control device (1) is designed to supply the electronically commutated motor (3) with energy. The control device (1) is further des...
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WO/2014/002724A1 |
An electronic control device (10) is provided with a map specifying the relationship between a battery voltage (Vb), a motor speed (ωe), a torque value (T) for a motor (1), a d-axis current command value Id* and a q-axis current command...
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WO/2013/150948A9 |
An electric power steering device equipped with a motor control device, said motor control device having a current detection circuit for detecting a motor current in the form of a detected current value, a drive control unit for driving ...
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WO/2013/168530A1 |
A power source control device for a rotating electrical machine comprises: a TRC optimum voltage output unit (21) and a GEN optimum voltage output unit (22) for acquiring a TRC optimum voltage and a GEN optimum voltage; a normal target v...
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WO/2013/157240A1 |
[Problem] A retarder equipped within an induction motor, wherein a motor speed sensor for detecting the speed of the induction motor is rendered unnecessary. [Solution] A retarder (10) equipped with an induction motor (11) that is connec...
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WO/2013/156052A1 |
The present invention relates to a method for estimating a motor parameter in a load commutated inverter arrangement, comprising the steps of: measuring a motor side ac-voltage; detecting commutation interval information of the measured ...
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WO/2013/157239A1 |
[Problem] A retarder equipped with an induction motor, wherein a speed sensor for detecting the speed of the induction motor is rendered unnecessary. [Solution] A retarder (10) comprising an induction motor (11) connected to the output s...
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WO/2013/140514A1 |
Provided are a task robot (1) and a robot system, which are of the type that exists side-by-side with humans and the safety of which can be made more reliable. The task robot (1) is provided with multiple linking bodies connected so as t...
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WO/2013/137146A1 |
This device for controlling an electric motor is provided with: an electric motor constant generation unit that generates an electric motor constant with temperature as a parameter; a current control unit that generates a current command...
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WO/2013/137129A1 |
This device that is for controlling an electric motor and that performs voltage phase control is provided with: a dq-axis voltage generation unit that calculates a dq-axis voltage command value on the basis of a voltage phase command val...
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WO/2013/131669A1 |
The invention relates to a method for operating a brake force booster of a vehicle, having the steps: determining an actual adjustment speed signal (vist) with regard to an actual adjustment speed of an input rod to which a driver-impart...
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WO/2013/132986A1 |
This control device for a rotating electric machine is equipped with: a torque command calculation unit (40) that calculates a torque command; a braking force command calculation unit that calculates a braking force command; a first torq...
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WO/2013/131865A1 |
The invention relates to a method (100) for controlling a rotational speed (6) of a compressor train (1) that can be driven at an adjustable rotational speed (6) using a drive unit (2), a corresponding arrangement (200) and a compressor ...
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WO/2013/130282A1 |
At least one example embodiment discloses a method of estimating a position of a rotor in a motor. The method includes determining a first estimated position of the rotor using a first algorithm, determining a second estimated position o...
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WO/2013/129230A1 |
This motor control device comprises: a boost converter circuit (30) for boosting DC voltage; an inverter (40) for generating driving pulses for a motor (50) from the DC voltage output from the boost converter circuit (30); and a control ...
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WO/2013/128799A1 |
Provided is an electric motor control device whereby vibration can be reduced in a zone of high-frequency speed fluctuation. The electric motor control device comprises: a target rotational speed setting section that sets a target rotati...
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WO/2013/125057A1 |
An AC rotary electrical machine and control device that controls an AC rotary machine is equipped with a plurality of sets of windings and comprises: a plurality of inverters having in each phase a switching element that controls the vol...
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WO/2013/125183A1 |
This motor control device is provided with a calculation means, a determination means, and a selection means. The calculation means calculates a zero vector current predicted to flow through a three-phase alternating-current motor when a...
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WO/2013/114688A1 |
The invention comprises: a control means for inputting a current vector command and detection current vector and for outputting a voltage vector command to an alternating current rotating machine; an alternating current amplitude computi...
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WO/2013/115240A1 |
A motor control device is provided with: a secondary magnetic flux command computation unit (5) having a minimum current secondary magnetic flux command computation unit for calculating a secondary magnetic flux command (F2R) which minim...
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WO/2013/111357A1 |
A control apparatus for an AC rotating machine is provided with: a voltage command calculating means (1) for calculating voltage commands on two rotational axes; a first voltage impression means (3) for impressing, on the basis of the vo...
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WO/2013/108356A1 |
Provided are a torque-limit output unit for outputting a torque-limit value such that the power consumption of a motor is within a predetermined motor power limit value and the voltage amplitude required for driving the motor is within a...
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WO/2013/108374A1 |
A power conversion device consisting of a converter means for rectifying a single-phase AC voltage into a DC voltage and an inverter means for converting the DC voltage into an AC voltage to drive an AC electric motor is equipped with a ...
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WO/2013/099400A1 |
An aim of the present invention is to provide a permanent magnet motor controller that can effectively suppress flexural rotation vibrations in a structure that easily produces flexural rotation vibrations generated in a permanent magnet...
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WO/2013/080610A1 |
Provided are a high-efficiency power converter, electric motor drive device, and air conditioner with which switching loss in PWM control is minimized. A vector control unit (8) outputs current phase information (8A), which is computed o...
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WO/2013/080346A1 |
An inverter device for an electric vehicle, having provided therein: an inverter circuit (2) that controls an electric motor (3) connected to a wheel (8) via a connection member; and a control unit (20) that controls the torque of the el...
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WO/2013/079453A1 |
A valve actuator (100) includes a drive shaft (102) for, in use, adjusting a valve (104) between an open position and a closed position, an AC induction motor (106) for driving the drive shaft a contactless position sensor (110) configur...
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WO/2013/077241A1 |
[Problem] To provide an electric power steering device which detects each phase current of a motor with a single-shunt current detection circuit, and reliably detects failures (abnormal states) in the current detection circuit with a sim...
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WO/2013/073033A1 |
A control device for an alternating current rotating machine, said control device being equipped with: a voltage command calculation means (1) that calculates the command voltage on two axes of rotation; and a voltage application means (...
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WO/2013/069747A1 |
The purpose of the present invention, in a motor drive device that receives power provided from a DC power source, is to reduce ripples contained in the current flowing in a DC power source during execution of single pulse control. A mot...
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WO/2013/068301A2 |
The invention relates to a method for operating a synchronous machine by means of a three-phase AC power controller, which is connected to a three-phase network, comprising the following steps: determining the phase difference between th...
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WO/2013/065512A1 |
In a system for driving an electric motor by an engine generator, the effects of the harmonics and DC voltage variations of a power converter cause increase of shaft vibration due to a phenomenon in which current ripples caused by voltag...
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WO/2013/061808A1 |
A controller for a vehicle-driving induction motor capable of improving accuracy of torque estimation. A motor controller (109) for outputting a control signal, on the basis of a secondary magnetic flux command (φ2ref) and a torque comm...
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WO/2013/061432A1 |
Provided is a technology for preventing heat damage to components, battery deterioration, and the like attributable to LC resonance while ensuring drivability of an electric vehicle. Disclosed in the present specification is a motor cont...
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WO/2013/058109A1 |
This motor control device generates a voltage command value from a current command value and performs feedback control by means of a detected current flowing through a motor. The motor control device is provided with: a speed control uni...
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WO/2013/058281A1 |
A device for controlling a rotary electrical machine is obtained, the device being capable of inhibiting the occurrence of error in estimating a magnetic pole direction due to d-q axis magnetic flux interference, even in a kind of rotary...
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WO/2013/058090A1 |
This motor control device generates a voltage command value from a current command value and performs feedback control by means of a detected current flowing through a motor. The motor control device is provided with: a correction contro...
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WO/2013/058122A1 |
This motor control device generates a voltage command value from a current command value, performs feedback control by means of a detected current flowing through a motor, and is provided with: a speed control unit that performs speed co...
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WO/2013/057780A1 |
This motor control device is equipped with: a coordinate conversion unit (6) for converting a primary current flowing in a motor (1) into a torque current value and an excitation current value; a magnetic flux estimation unit (8) for obt...
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WO/2013/046728A1 |
In a power conversion device, the vibration and noise of a motor generated due to DC-link voltage ripple are suppressed. An inverter circuit (4) is provided that converts a DC-link voltage (vdc) having ripple components to an AC voltage ...
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WO/2013/046520A1 |
A current vector that flows in a three-phase alternating-current motor (10) is set in a fixed direction with respect to a zero vector current in an αβ coordinate system according to an applied voltage for each of six non-zero vector sw...
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WO/2013/046461A1 |
A vector control device for controlling a power converter (2) that converts DC power to AC power, and supplies AC power to an AC electric motor (1), the device comprising: a vector control unit (3) which calculates, on the basis of a tor...
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WO/2013/046460A1 |
A control device for an electric motor, which controls the operation of an electric motor by outputting a PWM signal to a switching element forming an inverter, the control device being provided with: a voltage command generation unit (2...
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WO/2013/042437A1 |
An electric power conversion circuit (4) performs PWM control by switching operation using a pulse signal (7A) output from a pulse control unit (7) and outputs AC power to an AC motor (3). At this time, a vector control unit (8) outputs ...
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WO/2013/035382A1 |
When switching a synchronous motor from a 120-degree energization method to a 180-degree energization method, there has been a problem that a current phase advances at around a speed that is lower than a switching speed, thereby aggravat...
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WO/2013/031828A1 |
A power conversion device has a power switching circuit that has a plurality of serial circuits for connecting in series to a switching element for an upper arm and a switching element for a lower arm, receives DC power, generates AC pow...
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WO/2013/031560A1 |
Provided is a drive control device wherein it is possible to control the rotational frequency of an electrical apparatus in accordance with the load characteristics. Also provided are an electrical apparatus and a drive control method. A...
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WO/2013/027527A1 |
Provided are a motor control device that stably drives a motor regardless of the stop position and even in the event of fluctuations of load characteristics, and a drive device that utilizes said motor control device. This motor control ...
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WO/2013/024780A1 |
[Problem] In a PM motor position-sensorless control device, an estimation phase is not accurately estimated in a low speed region. [Solution] Provided is an induction power calculation unit in which a current detection value at a coordin...
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WO/2013/021998A1 |
In order to obtain a rotating electrical machine control device capable of preventing a vibrational component from being produced in a current command even when periodic torque vibration is contained in a torque command when the current ...
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