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Matches 701 - 750 out of 31,481

Document Document Title
WO/2013/188940A3
The present invention refers to a new electric drive method for linear motor, and, more specifically, an electric drive method essentially based on the sinusoidal pulse width modulation technique, in which electric voltage (31 ) of elect...  
WO/2013/189635A3
The invention relates to a method for controlling an inverter (10) using space-vector pulse width modulation, in particular to control an electric machine, the inverter being equipped with a plurality of controllable switches (S) and bei...  
WO/2013/189632A3
The invention relates to a method (60) for controlling an inverter (10) using space-vector pulse width modulation, in particular to control an electric machine (14), said inverter (10) being equipped with a plurality of controllable swit...  
WO/2013/189629A3
The invention relates to a method for controlling an inverter (10) using space-vector pulse width modulation, in particular to control an electric machine (14), the inverter (10) being equipped with a plurality of controllable switches (...  
WO/2013/189641A3
The invention relates to a method for actuating an inverter (10) by means of space vector pulse width modulation, in particular for actuating an electrical machine (14), wherein the inverter (10) has a plurality of controllable switches ...  
WO/2013/186065A1
The invention relates to a method for estimating the value of a braking resistor (Rf) used in a power converter connected to an electric motor (M). The power converter comprises a braking cell (CelF) connected to the first power supply l...  
WO/2013/185760A3
A control circuit for driving an electric motor is described in which the control circuit includes a power factor correction circuit. The power factor correction circuit has a DC-link voltage. The control circuit is configured such that ...  
WO/2013/185760A2
A control circuit for driving an electric motor is described in which the control circuit includes a power factor correction circuit. The power factor correction circuit has a DC-link voltage. The control circuit is configured such that ...  
WO/2013/182781A1
The invention relates to a method for controlling a three-phase inverter (2) by means of pulse-width modulation, said three-phase inverter (2) being disposed between a direct current source (1) and an electric machine (3). The pulse-widt...  
WO/2013/181744A1
There is described a method for designing a control software product for integration with a main application of an embedded system adapted to control a power electronic component in a power electronic system, the method comprising: gener...  
WO/2013/179771A1
Provided is a rectifier circuit for a three-phase AC power supply, which has a rectifier circuit system capable of freely controlling voltage variation of different kinds ranging from the voltage in full-wave rectification to the voltage...  
WO/2013/171866A1
An AC motor control device comprises a control unit for creating a voltage command with an arbitrary amplitude or frequency to drive the AC motor at variable speeds, and a power converter for supplying drive power to the AC motor in acco...  
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...  
WO/2013/161159A1
An inverter device capable of preventing distortion of a line-to-line voltage on the output side even when PWM control is applied to a power unit by using a general-purpose microcomputer. A duty ratio calculation section (5a) of this dev...  
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...  
WO/2013/150948A1
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 ...  
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 ...  
WO/2013/144071A1
Drive system comprising a synchronous motor (1), an inverter (2) and a DC voltage source (3), wherein the synchronous motor (1) has a position sensor (4), an output signal can be generated by the position sensor (4), a DC voltage can be ...  
WO/2013/141125A1
A motor driving circuit, provided with: a power supply line connected to a DC power supply; an inverter for converting inputted power into AC and outputting the converted power to the motor, the input side of the inverter being connected...  
WO/2013/140876A1
A power conversion device comprises: a power converter for outputting three-phase AC power and driving an AC electric motor; a current detection unit for detecting at least two phases of the three-phase output current of the power conver...  
WO/2013/141059A1
A control device for a three-phase AC induction motor for controlling torque on the basis of an orthogonal 2-axis coordinate system synchronized with the angular frequency of a power source, the control device comprising: a non-interfere...  
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...  
WO/2013/137480A3
An electric tool for driving a tip tool, the electric tool includes: a removable battery; the brushless motor configured to generate a driving force for driving the tip tool; an inverter circuit configured to supply drive power from the ...  
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...  
WO/2013/132101A3
The invention relates to a pumped-storage power plant, in particular to a method for using an electric unit (1) comprising a rotating electric synchronous machine (2) and a converter (3). The converter (3) has at least one active switchi...  
WO/2013/132099A3
The invention relates to a pump-storage power plant, particularly an electric unit (1) comprising a converter (3) and a rotating electric synchronous machine (4). The converter (3) is designed as a modular multilevel converter and the ma...  
WO/2013/132182A1
The invention relates to a method performed in a power bridge (3) comprising multiple arms (B1, B2, Bi, Bn). Each arm comprises upper and lower semiconductor switches arranged in series and connected in parallel to first and second termi...  
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...  
WO/2013/132660A1
A motor control device is provided with: a conversion means (7) that converts a primary current (I) detected at the output end of a motor into a torque current detection value (Iqd) and an excitation current detection value (Idd); a magn...  
WO/2013/132100A3
The invention relates to a pump-storage power plant, particularly an electric unit (1) comprising a frequency converter (3) and a rotating electric synchronous machine (4), wherein the machine (4) can be connected directly to a current n...  
WO/2013/132099A2
The invention relates to a pump-storage power plant, particularly an electric unit (1) comprising a converter (3) and a rotating electric synchronous machine (4). The converter (3) is designed as a modular multilevel converter and the ma...  
WO/2013/128476A3
Embodiments herein disclose a method and a single phase motor for using Pulse Width Modulation (PWM), the method comprising applying a modulating wave to each arm of a drive of the single phase motor, wherein a second modulating wave lea...  
WO/2013/128478A3
Embodiments herein disclose a method for enabling operation of a single phase induction motor, the method comprising applying space vector Pulse Width Modulation (PWM) to the single phase induction motor; determining pulse width using lo...  
WO/2013/128871A1
[Problem] The present invention addresses the problem of providing the following: a hoist whereby noise and vibration produced while said hoist is operating are reduced without making said hoist more difficult to assemble; and a dynamo-e...  
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 ...  
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...  
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...  
WO/2013/124991A1
A control apparatus for a motor according to an embodiment of the present invention is provided with a superposition component generating unit, an inverter unit, a current detection unit, and a magnetic-pole position estimation unit. The...  
WO/2013/124079A1
The invention relates to a method for actuating an energy storage device having a large number of energy storage modules, which are connected in series in an energy supply line and which each comprise an energy storage cell module, which...  
WO/2013/120727A1
The invention concerns a module for the regeneration of electrical energy, intended to be fitted to a speed variator, said module comprising: - two input terminals (d, e) each intended to be connected to a power supply line of the supply...  
WO/2013/118318A1
The purpose of the present invention is to obtain a motor driving system and a motor driving method capable of improving motor output taking into consideration a voltage waveform of a voltage application unit that drives the motor. The m...  
WO/2013/113222A1
Disclosed is a control system for slewing gear, comprising: an electric motor (14); a brake apparatus (15); a control device (11) for outputting a first actuate pressure-regulation control signal and a second actuate pressure-regulation ...  
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...  
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...  
WO/2013/111575A1
This motor drive device has: a position detection means (5) that detects a rotational position from a counter electromotive voltage generated by the rotation of a brushless DC motor (4); and an inverter (3) that generates a waveform with...  
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...  
WO/2013/111326A1
A motor control circuit (1) according to the present invention, includes: a magnetic pole position detection section (11) which detects the rotational position of a rotor (9) of a permanent magnet synchronous motor (7); a voltage output ...  
WO/2013/111327A1
This motor control device is for controlling a motor (5) equipped with multiple winding groups (15, 16), and is configured such that when a short-circuit failure is detected by a failure detection means (33), control of a normal-side inv...  
WO/2013/111383A1
An alternating current rotary machine control device equipped with: a current vector detection unit (3); a magnetic flux vector detection unit (9); an adaptive observation unit (8); a control unit (4); a voltage application unit (5); a d...  
WO/2013/110501A3
The invention relates to a method for actuating a BLDC motor for reducing the current ripple in an intermediate circuit capacitor, wherein there are means for monitoring pulse width modulated signals (PWMU, PWMV, PWMW) for each motor pha...  

Matches 701 - 750 out of 31,481