Patents for H02P 21 - Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation (7,114) |
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08/11/2004 | EP1444773A1 Current ripple reduction by harmonic current regulation |
08/11/2004 | EP0759225B1 Corrector, device and method for controlling electromagnetic torque in an asynchronous machine |
08/10/2004 | US6774592 Method and system for controlling a permanent magnet machine |
08/05/2004 | US20040150364 System for measuring motor rotor position |
08/05/2004 | US20040150359 Motor control apparatus and motor control method |
08/05/2004 | DE102004002414A1 Steuervorrichtung und Steuerverfahren für einen Motor Control device and control method for an engine |
08/04/2004 | CN1517683A Electric motor control equipment and electric motor control method |
08/03/2004 | US6771039 Motor control apparatus and method |
07/29/2004 | US20040148070 Electric drive control apparatus, electric drive control method and program therefor |
07/29/2004 | US20040145334 Method associated with controlling a synchronous machine |
07/29/2004 | DE10359600A1 Electrical drive control device for an electrically drive motor for a hybrid vehicle, has means for changing command control values that act to prevent voltage saturation of the drive motor |
07/29/2004 | DE10301826A1 Regelsystem mit einer einfachen Hardware-Einheit zur Regelung einer elektrischen Maschine wahlweise im PWM-oder Blockbetrieb Control system with a simple hardware unit for controlling an electric machine either in PWM mode or block |
07/29/2004 | DE10300953A1 Braking method for electric drive motor supplied via current regulator e.g. for machine tool, production machine or industrial robot, involves providing set of voltage vector values to be used by current regulator |
07/29/2004 | DE10297111T5 Wechselrichter zur Regelung von komplexem Wechselstrom Inverter for controlling complex AC |
07/28/2004 | EP1441436A2 Control system with a simple hardware unit to control an electric machine in PWM mode or square wave mode |
07/28/2004 | CN1516333A Closed-loop regulating method related to asynchronous motor basic variable |
07/27/2004 | US6768284 Method and compensation modulator for dynamically controlling induction machine regenerating energy flow and direct current bus voltage for an adjustable frequency drive system |
07/27/2004 | US6768280 Motor control apparatus |
07/22/2004 | WO2004062080A1 Power generating system and its control method |
07/22/2004 | DE10359599A1 Control device e.g. for electric drive of electro-vehicle or hybrid vehicle, has output signal generated and processed on the basis of value of proportional operation |
07/20/2004 | US6763622 Amplitude detection method and apparatus for high frequency impedance tracking sensorless algorithm |
07/15/2004 | WO2004025821A3 Position sensor emulator for a wound rotor synchronous motor/ generator |
07/15/2004 | US20040135539 Controller for induction motor |
07/15/2004 | US20040135538 Method and controller for field weakening operation of AC machines |
07/15/2004 | US20040135533 Speed control device for ac electric motor |
07/15/2004 | US20040134267 Diagnostic system and method for an electric motor using torque estimates |
07/14/2004 | EP1436887A1 Brushless doubly-fed induction machine control |
07/14/2004 | CN1157845C Non-synchronous motor parameter identification method |
07/13/2004 | US6762581 Control system of electric motor |
07/13/2004 | US6762573 System and method for estimating rotor position of a permanent magnet motor |
07/08/2004 | US20040130918 Space vector PWM modulator for permanent magnet motor drive |
07/07/2004 | CN1511369A Method of detecting motor current and motor control device |
07/01/2004 | WO2004055967A1 Ac rotary electric machine magnetic noise reduction method, motor control device and ac rotary electric machine using the same |
07/01/2004 | US20040124809 Efficiency optimization control for permanent magnet motor drive |
07/01/2004 | US20040124807 Motor control apparatus |
06/29/2004 | US6756763 Sensorless induction motor control |
06/29/2004 | US6756757 Control system and method for a rotating electromagnetic machine |
06/29/2004 | US6756753 Sensorless control system and method for a permanent magnet rotating machine |
06/24/2004 | WO2004054086A1 Motor drive-controlling device and electric power-steering device |
06/24/2004 | WO2004054084A2 Sensorless control system and method for a permanent magnet rotating machine |
06/24/2004 | DE10254345A1 Spring-oriented sensor-less regulation of electrical machine starting process involves feeding current to stator, determining electrical resistance of primary circuit from resulting stator voltage |
06/23/2004 | EP1432115A2 Variable speed wind turbine |
06/23/2004 | EP1432113A1 PHASE CURRENT DETECTION METHOD, INVERTER CONTROL METHOD, MOTOR CONTROL METHOD, AND APPARATUSES USED IN THESE METHODS |
06/23/2004 | EP1432112A1 ELECTRIC MOTOR POLE POSITION SENSING METHOD, POLE POSITION SENSING APPARATUS, AND ELECTRIC MOTOR CONTROL APPARATUS USING THE SAME |
06/23/2004 | CN1507145A Motor controller |
06/17/2004 | WO2004051840A1 Method for defining quadrature-axis magnetizing inductance of synchronous machine |
06/17/2004 | US20040113582 Method for estimating magnetic polar position of synchronous motor and its controller |
06/17/2004 | US20040113572 Control apparatus for controlling inverter for driving permanent magnet types synchronous motor |
06/17/2004 | DE10254940A1 Automatic self-starting of asynchronous motor supplied by current converter, involves passing test signal,and using response to identify motor parameters and parameterize converter regulation or control |
06/16/2004 | EP1429450A1 Motor control apparatus |
06/16/2004 | EP1429446A1 Machine model predicting device of motor control device |
06/16/2004 | CN1505255A Motor control apparatus |
06/10/2004 | WO2004049554A1 Motor and drive control device therefor |
06/10/2004 | US20040108830 Process for measuring the speed of an induction motor from null applied frequency status |
06/09/2004 | EP1427097A1 Motor control device and motor control method |
06/09/2004 | EP1427096A2 Process for measuring the speed of an induction motor from null applied frequency status |
06/09/2004 | CN1153344C Method of minimizing errors in rotor angle estimate in synchronous machine |
06/08/2004 | US6747433 Stepping motor controller |
06/03/2004 | WO2004036755A9 Space vector pwm modulator for permanent magnet motor drive |
06/03/2004 | US20040104704 Motor control apparatus |
06/03/2004 | US20040104697 Motor control device and motor control method |
06/03/2004 | US20040103719 Diagnostic system and method for an electric motor using torque estimates |
06/03/2004 | DE10342584A1 Vorrichtung zum Messen des Magnetflusses eines Synchron-Reluktanzmotors sowie sensorfreies Steuerungssystem für einen solchen An apparatus for measuring the magnetic flux of a synchronous reluctance motor and a sensor-free control system for such a |
06/02/2004 | CN1502163A Method for estimating the magnetic pole location of a synchronous motor and control device of synchronous motor |
05/27/2004 | US20040100222 Control device for electric motor |
05/27/2004 | US20040100220 Weighted higher-order proportional-integral current regulator for synchronous machines |
05/26/2004 | EP1422821A1 Method of inverter control and apparatus of the same |
05/26/2004 | EP1422820A1 Controller for induction motor |
05/25/2004 | US6741063 Inverter apparatus |
05/25/2004 | US6741060 Method and system for controlling a permanent magnet machine during fault conditions |
05/20/2004 | US20040095090 Method of detecting motor current and motor control device |
05/19/2004 | EP1419572A1 Device and method for monitoring the connection of an electrical supply unit |
05/19/2004 | EP1161790B1 Method for controlling an electrical machine and an inverter |
05/19/2004 | CN1497832A 电动动力转向设备 The electric power steering device |
05/18/2004 | US6738718 Method and apparatus for measuring torque and flux current in a synchronous motor |
05/18/2004 | US6736018 Machine constant estimation device |
05/13/2004 | US20040090205 Systems and methods for electric motor control |
05/13/2004 | DE10344024A1 Amplitudendetektionsverfahren und Amplitudendetektionseinrichtung für Sensorlose Hochfrequenz-Impedanznachführungsalgorithmen Amplitude detection method and amplitude detecting means for sensor A high frequency Impedanznachführungsalgorithmen |
05/11/2004 | US6735284 System for controlling motor and method for the same |
05/06/2004 | WO2004038907A1 Sensor system and method for vector control |
05/06/2004 | EP1416627A1 Control method of electric rotating machine for vehicle |
05/06/2004 | DE10344914A1 Steuerungsalgorithmus für eine AC-Maschine ohne Positionssensor Control algorithm for an AC machine without position sensor |
05/06/2004 | DE10341106A1 System und Verfahren zur Motorsteuerung System and method for motor control |
05/06/2004 | DE10249641A1 Sensorsystem und Verfahren zur Vektorsteuerung The sensor system and method for vector control |
05/06/2004 | DE10134301B4 Vorrichtung und Verfahren zum Erfassen der Wäschemenge in einer Waschmaschine Apparatus and method for sensing the amount of laundry in a washing machine |
05/04/2004 | US6731095 Controller for multiplex winding motor |
04/29/2004 | WO2004036755A2 Space vector pwm modulator for permanent magnet motor drive |
04/29/2004 | WO2004036732A1 Method in connection with sensorless induction motors |
04/29/2004 | US20040080968 Vector control of an induction motor |
04/29/2004 | US20040080291 Control method of dynamo-electric machine for vehicle |
04/29/2004 | DE10114293B3 Operating polyphase machine, involves applying polyphase signal, producing stator current vector by measuring phase currents, and filtering out stimulation current vector from which position signal is derived |
04/28/2004 | EP1413046A1 Adaptive control architecture for electric machines |
04/28/2004 | CN1492576A Method and device for controlling inductive motor regenerated energy flow and DC bus voltage in frequency modulation driving system |
04/28/2004 | CN1492575A Reactive power operation mehtod for basic variable observation in asynchronous motor |
04/27/2004 | US6727675 Motor control apparatus and motor control method |
04/27/2004 | US6727668 Precision brushless motor control utilizing independent phase parameters |
04/22/2004 | US20040075406 Motor driving control device |
04/22/2004 | US20040074681 Motor driven vehicle and method of sampling map data of the motor driven vehicle |
04/21/2004 | EP1411629A1 Method and device for controlling currents of synchronous motor |
04/21/2004 | EP1410942A2 Method for controlling an electric motor, electric motor driven vehicle, and method of gathering data of such a vehicle |