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