Patents for H02P 29 - Arrangements for regulating or controlling electric motors, appropriate for both ac- and dc-motors (5,779)
02/2003
02/04/2003US6515446 Motor control apparatus and control method
02/04/2003US6515445 Digital encoder control method
02/04/2003US6513619 Electrically-driven power steering system
01/2003
01/30/2003US20030020460 System for controlling rotational speed of fan
01/30/2003US20030020420 Actuator drive circuit
01/23/2003US20030015988 Control system, observer, and control method for a speed-sensorless induction motor drive
01/22/2003EP1278300A1 Method for controlling a motor speed and motor for carrying out said method
01/22/2003EP1277107A1 Damping of voltage-controlled brushless motors for electric power steering systems
01/22/2003EP0913027B1 Method for commutating a brushless motor and power supply for a brushless motor
01/16/2003WO2003005526A1 Electric motor-driven adjustment drive
01/16/2003US20030011334 Steering controlling device
01/15/2003EP1276024A2 Electronic switching circuit and time piece containing such a switching circuit
01/15/2003CN1098945C Drying stroke control method for washing machine
01/14/2003US6507164 Current based power management for a trolling motor
01/09/2003US20030009309 Method of estimating speed of induction motor and magnetic flux of rotor
01/09/2003US20030006725 Fan motor
01/08/2003CN1098520C Motor control apparatus, motor control method, disk device and disk accessing method
01/07/2003US6505132 High-precision instantaneously generated torque detection device for three-phase motor
01/03/2003WO2002041468A3 Device and method for determining the electrical starting rotor angle
01/02/2003US20030001533 Stall detection and thermal protection of vehicular systems having an electric motor
01/02/2003EP1271762A2 Stall detection and thermal protection for a vehicle with an electric motor
01/02/2003EP1271274A1 Servo controlling device and method
01/02/2003EP1271071A1 Method of controlling preheating power and mechanism for providing preheating
01/02/2003EP1269620A1 System and method for motor fault detection
01/02/2003EP1268259A1 Power-assisted steering system of an automobile
01/02/2003EP0916040B2 Electric machine in a driving train, for example of a motor vehicle, and process for driving the same
12/2002
12/26/2002US20020195982 Controlling a brushless DC motor
12/19/2002WO2002100704A2 Velocity compensation control for electric steering systems
12/19/2002WO2001020768A8 Electronically switchable motor with overload protection
12/19/2002US20020190683 Vibration control apparatus for vehicle having electric motor
12/19/2002US20020189893 Electric power steering apparatus
12/19/2002DE10162207A1 Elektrisches Servolenksteuersystem An electric power steering control system
12/17/2002US6496762 Electric power steering controller and method of controlling same
12/17/2002US6496340 Arrangement with an electric motor
12/12/2002WO2002098697A1 Drive control
12/12/2002DE10127308A1 Electric motor drive system for use in road vehicle has status sensors that are coupled to external status monitoring system and includes torque, temperature and electric current sensors
12/11/2002EP1026818B1 Motor speed controller and gain setting method of the controller
12/11/2002CN1384994A Electronically switchable motor with overload protection
12/11/2002CN1384038A Control device, method and system for moving body
12/05/2002WO2002097546A1 Method and device for controlling angular speed of an electromechanical chain with low damping
12/05/2002WO2002097230A1 Device for radio-frequency controlled drive
12/05/2002WO2002096696A1 System and method for actively limiting the power drawn from a power distribution bus
12/05/2002US20020179363 Electric power steering control system
12/05/2002DE10218773A1 Steuerungsvorrichtung, Verfahren und System zum Steuern eines mobilen Körpers Control device, method and system for controlling a mobile body
12/05/2002DE10162196A1 Positions- und Abnormitätserfassungsvorrichtung Position and Abnormitätserfassungsvorrichtung
12/05/2002CA2443780A1 System and method for actively limiting the power drawn from a power distribution bus
12/04/2002EP1262391A1 Method of operating a steering device with a device for increasing the steering effort
12/04/2002CN1383260A Control system, observer and control method of induction motor without speed sensor
12/03/2002US6490514 Electric power steering control system and method for controlling electric power steering control system
12/03/2002US6487998 Drive system, particularly for a motor vehicle, and process for operating it
11/2002
11/28/2002WO2002095903A1 Brushless dc drive
11/28/2002US20020177920 Method and device for servo-controlling DC motor
11/28/2002US20020176267 Power conversion device
11/28/2002US20020175651 Apparatus, method or system for controlling mobile body
11/28/2002US20020175645 Position detecting apparatus and abnormality detecting apparatus
11/28/2002DE10124436A1 Brushless d.c. drive e.g. for power steering in vehicle, has field stimulation winding in rotor supplied with current in event of fault to produce magnetic flux opposed to that of rotor's permanent magnet poles
11/26/2002US6486633 Method for monitoring the speed of a synchronous motor, and a device for monitoring the speed of such a motor
11/21/2002US20020172511 Method and apparatus for controlling motor
11/21/2002US20020172510 Method and apparatus for controlling motor
11/21/2002DE10161032A1 Steuerungs/Regelungs-Vorrichtung zum Steuern/Regeln eines elektrischen Servo-Lenkmechanismus Control / control device for controlling / regulating an electric power steering mechanism
11/20/2002EP1258790A2 Method and apparatus for controlling motor
11/20/2002EP1258789A2 Method and apparatus for controlling motor
11/20/2002CN1094675C Driving control system for electric machine
11/19/2002US6483271 Motor drive parameters
11/14/2002DE10120943A1 Verfahren zum Optimieren der Auslegung von motorischen Antriebsstrecken A method of optimizing the design of motor drive routes
11/13/2002EP1257038A1 Compressor
11/13/2002CN1379520A Motor control device and mixed type vehicle control device
11/13/2002CN1094267C 感应电动机的控制系统 Induction motor control system
11/07/2002WO2002089306A1 Mesh connected electrical rotating machine with span changing
11/07/2002WO2002087934A1 Method for electronic regulation of an electric motor
11/07/2002DE10056879C1 Device and method for finding electrical starting rotor angle of an electric motor applies successive sinusoidal voltages to determine current pattern ratio
11/06/2002CN1378716A 压缩机 Compressor
11/05/2002US6476576 Motor control apparatus
10/2002
10/31/2002WO2002087065A1 Motor controller
10/31/2002WO2002086638A2 Method for optimising the design of motor drive sections
10/31/2002WO2002043064A3 Motor start-up current control apparatus and method
10/31/2002US20020159791 Systems and methods for reducing banding artifact in electrophotograhic devices using drum velocity control
10/30/2002EP1253707A1 Method for controling an electronically commutated motor and a motor for performing such a method
10/29/2002US6473657 Adaptive motion controller
10/29/2002US6470995 Electric power steering apparatus
10/24/2002WO2000000966A3 Improved notch filtering as used in a disc drive servo
10/17/2002WO2002082202A1 Motor controller and method for measuring characteristics of mechanism
10/17/2002US20020151988 Position control apparatus and position control method
10/17/2002US20020149336 Method and system for improving efficiency of rotating, synchronous, electrical machine interacting with power converter
10/17/2002US20020149332 Electric motor control device
10/17/2002DE10137496A1 Verfahren und Reglungsstruktur zur Dämpfung von niederfrequenten Lastschwingungen bei Antrieben mit Motor und Last Procedures and regulation structure for the damping of low-frequency oscillations load on drives with motor and load
10/15/2002US6465978 Dynamic motor drive torque control based on power switching device temperature feedback
10/10/2002US20020147530 Control apparatus for electric motor and control apparatus for hybrid vehicle
10/10/2002US20020147529 System and method for actively limiting the power drawn from a power distribution bus
10/10/2002US20020146663 Torque control unit, drilling system for implant surgery having torque control unit, and method for controlling torque with torque control unit
10/10/2002US20020145837 Method and system for controlling a permanent magnet machine during fault conditions
10/09/2002EP1248342A1 Method and system for controlling a permanent magnet machine during fault conditions
10/09/2002EP1247687A2 Control apparatus for electric motor and control apparatus for hybrid vehicle
10/09/2002EP1246754A2 Ship propulsion system comprising a control that is adapted with regard to dynamics
10/09/2002EP0858623B1 Motor controlled surgical system
10/08/2002US6463398 Rotary speed detector
10/08/2002US6462497 Method and apparatus for energizing rotation-translation converters
10/08/2002US6462495 Controlling a brushless DC motor
10/03/2002US20020143449 Device and method for setting steering characteristics of electric power steering
10/02/2002DE10209802A1 Banderscheinungsartefaktereduzierung bei elektrophotographischen Geräten unter Verwendung von Trommelgeschwindigkeitssteuerung Banding artifacts reduction in electrophotographic devices using drum speed controller
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