| Patents for H02P 27 - Arrangements or methods for the control of ac-motors characterised by the kind of supply voltage (13,284) |
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| 02/22/2006 | CN1738176A Servo motor driving apparatus and servo motor driving method |
| 02/22/2006 | CN1738165A Multiplier speed regulating motor |
| 02/22/2006 | CN1243407C Electric power steering equipment |
| 02/21/2006 | US7002308 Motor driving control method and apparatus with amplitude regulation circuit |
| 02/16/2006 | US20060034357 Method in frequency converter provided with voltage intermediate circuit, and frequency converter |
| 02/16/2006 | US20060033466 Converter apparatus, inverter apparatus, and DC link voltage control method |
| 02/16/2006 | DE19960491B4 Vorrichtung und Verfahren zur Regelung des Antriebs einer Fördereinrichtung Apparatus and method for controlling the drive of a conveyor device |
| 02/15/2006 | EP1626492A2 Method in frequency converter provided with voltage intermediate circuit, and frequency converter |
| 02/15/2006 | EP1626491A2 Converter apparatus, inverter apparatus, and DC link voltage control method |
| 02/15/2006 | EP1625991A1 Electric power steering apparatus |
| 02/15/2006 | EP1232559A4 Energy conserving motor controller |
| 02/15/2006 | CN2759056Y Double feeding rotation difference ratio regulator |
| 02/15/2006 | CN1736024A 滤波网络 Filter network |
| 02/15/2006 | CN1734929A Sensorless motor drive apparatus and method for protecting and controlling the same |
| 02/15/2006 | CN1734924A Converter apparatus, inverter apparatus, and DC link voltage control method |
| 02/15/2006 | CN1242555C Pulse width modulator system |
| 02/15/2006 | CN1242547C Device and method for controlling running of compressor of linear motor |
| 02/15/2006 | CN1242546C Coil windings number-variable type motor and changing method for number of coil windings |
| 02/14/2006 | US6998815 Motor drive control device |
| 02/09/2006 | DE102004030975A1 Direct moment regulating circuit for electric induction motor has turning moment proportional to first stator current chain and first current chain is corrected at given time points by second chain |
| 02/09/2006 | DE102004030312A1 Electric power tool, e.g. drill press, controller for electric motor operating state has bypass component, e.g. resistor, bridging switch connecting power supply to motor and/or Conrail triac |
| 02/09/2006 | DE102004027756A1 Model-based control system for machine tool has regulation circuit with additional feedback circuit with coupling force calculator, compensation filter and output to summing circuit |
| 02/08/2006 | EP1230722B1 Method for controlling a motor driven adjustment device |
| 02/08/2006 | CN2757429Y Frequency changing speed regulator |
| 02/08/2006 | CN2757428Y AC frequency changing speed regulation system |
| 02/08/2006 | CN1732618A Motor drive device for air conditioner |
| 02/08/2006 | CN1240607C Tire type gantry container crane using super capacitor |
| 02/07/2006 | US6995540 Electric motor car controller |
| 02/07/2006 | US6995539 Device and a method for estimating the speed of a slip ring asynchronous machine |
| 02/02/2006 | DE202004013341U1 Drive system for pipe barrel, has frequency converter and control unit, which are combined to unit, which is directly arranged at housing of motor, where frequency converter controls motor |
| 02/02/2006 | DE102004024883B4 Antriebssystem Drive system |
| 02/01/2006 | EP1622253A2 Control process and control device of induction motor, and steel/nonferrous facility, railway vehicle, winder, vessel, machine tool, paper machine facility and transport facility employing the control process and the control device |
| 02/01/2006 | CN2755865Y Button speed-adjusting control board |
| 02/01/2006 | CN2755864Y Controller with variable-frequency and power frequency synchronous switch |
| 02/01/2006 | CN2755861Y Fan control cabinet unit apparatus of speed-adjusting reversing dual system with variable frequency in subway |
| 02/01/2006 | CN1239373C Speed varying device |
| 01/31/2006 | US6992448 Motor control apparatus |
| 01/26/2006 | DE19703248B4 Verfahren und Vorrichtung zur Bestimmung einer Rotorwinkelgeschwindigkeit einer geberlosen, feldorientiert betriebenen Drehfeldmaschine Method and apparatus for determining a rotor angular velocity of a sensorless, field-oriented induction machine |
| 01/25/2006 | EP1619375A1 Device for controlling an electric motor and method for monitoring an abnormal operation of an electric motor |
| 01/25/2006 | CN2754267Y Power conversion unit for power electronic device |
| 01/25/2006 | CN1725627A Energy-saving driving system for elevator |
| 01/25/2006 | CN1238965C Power generation motor system for vehicle |
| 01/25/2006 | CN1238962C Drive circuit for single-phase motor and drive method for single-phase motor |
| 01/25/2006 | CN1238960C Frequency converter device |
| 01/18/2006 | CN1722606A Electric motor car controller |
| 01/18/2006 | CN1722604A Drive control apparatus and method of alternating current motor |
| 01/18/2006 | CN1722603A Method and apparatus for controlling electrical machinery soft-start and soft-stop |
| 01/18/2006 | CN1722597A Frequency converter, motor, motor drive system and maintenance method for motor drive system |
| 01/18/2006 | CN1237705C Drive control for electric drive with secure electrical separation of power element and control element |
| 01/18/2006 | CN1237704C Electric control equipment and control method |
| 01/18/2006 | CN1237703C Phase-position distortion compensation apparatus and method for reducing torque pulse in three-phase motor |
| 01/18/2006 | CN1237702C Apparatus and method for compensating idling time of electric motor |
| 01/18/2006 | CN1237698C Motor control apparatus |
| 01/18/2006 | CN1237684C Electric motor |
| 01/18/2006 | CN1237424C Control device and method of motor torque |
| 01/12/2006 | US20060009932 Harmonic diagnosing method for electric facility |
| 01/12/2006 | US20060007615 Power supply apparatus capable of detecting abnormality of current flowing through drive circuit |
| 01/12/2006 | US20060006836 Training device |
| 01/12/2006 | US20060006835 Method for determining rotor flux vector of AC electrical machine |
| 01/12/2006 | US20060006834 Motor controller |
| 01/12/2006 | US20060006833 Electrical machine rotor position identification |
| 01/11/2006 | EP1615331A1 Motor controller |
| 01/11/2006 | EP1614579A2 Power supply apparatus capable of detecting abnormality of current flowing through drive circuit |
| 01/11/2006 | CN2751163Y Refrigerating compressor |
| 01/11/2006 | CN1236550C Low-harmonic AC motor controller and control method |
| 01/10/2006 | US6984959 Wound field synchronous machine control device |
| 01/10/2006 | US6984957 Apparatus for controlling permanent-magnet rotary machine |
| 01/10/2006 | US6984953 Method and apparatus for reconstructing motor current from DC bus current |
| 01/10/2006 | US6984948 Motor control apparatus |
| 01/10/2006 | US6984897 Electro-mechanical energy conversion system having a permanent magnet machine with stator, resonant transfer link and energy converter controls |
| 01/05/2006 | US20060001397 High frequency bus system |
| 01/04/2006 | CN1716759A Intelligent controller for three phase motor |
| 01/04/2006 | CN1715095A Electrically operated drive controller, electrically operated drive control method and its program |
| 01/04/2006 | CN1715094A Electrically operated drive controller, electrically operated drive control method and its program |
| 12/29/2005 | WO2005124961A1 Method for error handling in a converter circuit for wiring of three voltage levels |
| 12/29/2005 | DE112004000127T5 Steuereinrichtung für Elektromotoren mit variabler Geschwindigkeit und insbesondere für Elektrowerkzeuge A control device for electric motors with variable speed and in particular for power tools |
| 12/29/2005 | DE102005022133A1 Elektroantrieb-Steuerungsvorrichtung, Elektroantrieb-Steuerungsverfahren und Programm hierfür Electric drive control apparatus, electric drive control method and program therefor |
| 12/28/2005 | EP1609226A2 Synchronous electric motor comprising a stator and at least one rotor and associated control device |
| 12/28/2005 | CN1234204C Control device for alternating-current motor |
| 12/27/2005 | US6979970 Sensorless motor driving device and its driving method |
| 12/20/2005 | US6977449 Frequency converter and drive for electric motor |
| 12/15/2005 | WO2005119892A1 Low loss propulsion system |
| 12/15/2005 | US20050275359 Relative drive device |
| 12/15/2005 | DE102004024883A1 Antriebssystem Drive system |
| 12/14/2005 | CN1707057A Opening and closing device for hatch cover |
| 12/13/2005 | US6975679 Configuration fuses for setting PWM options |
| 12/13/2005 | US6975083 Control for a half-bridge |
| 12/08/2005 | WO2005115788A1 Motor drive apparatus |
| 12/08/2005 | US20050269985 Driving a single-phase motor |
| 12/08/2005 | DE10205886B4 Elektrisches Servolenk-Steuer- bzw. Regelsystem und Regelverfahren hierfür The electric power steering control system and control method therefor |
| 12/07/2005 | EP1603226A2 Electric motor car controller |
| 12/07/2005 | EP1603224A1 Motor drive device, hybrid automobile drive device using the same, and computer-readable recording medium containing program for causing computer to execute control of motor drive device |
| 12/07/2005 | EP1602171A1 Electric vehicle with adaptive cruise control system |
| 12/06/2005 | US6972541 Inverter control device for driving a motor and an air conditioner |
| 12/01/2005 | WO2005114829A1 Drive system |
| 12/01/2005 | WO2005083879B1 Motor and drive system of motor |
| 12/01/2005 | US20050264255 Electric motor car controller |
| 12/01/2005 | US20050264249 Method of balancing the rotation of a motor |
| 12/01/2005 | DE102004055358B3 Switching control system for electric motor connected between positive pole and earth has electronic control circuit connected to electronic switch in parallel with diode between positive pole and motor |
| 11/30/2005 | CN1703826A Motor control method and device thereof |