Patents for H02P 29 - Arrangements for regulating or controlling electric motors, appropriate for both ac- and dc-motors (5,779) |
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06/17/2009 | CN100502225C General AC motor control system |
06/10/2009 | EP2067398A1 Hybrid law mower |
06/10/2009 | CN101454969A Servo controller |
06/04/2009 | US20090140682 Motor control unit, motor control method and image forming apparatus |
06/04/2009 | DE102007057561A1 Torque determining method for electric machine, involves determining torque of machine while operating as generator and motor, respectively according to voltage, current and number of revolutions of electric drive |
06/03/2009 | EP2066022A2 Controller of Multi-Phase Electric Motor |
06/03/2009 | EP2066021A2 Controller of Multi-Phase Electric Motor |
06/03/2009 | EP0933868B1 Controller and control method for pressing by servo motor |
06/02/2009 | US7542251 Auto-protected power modules and methods |
05/28/2009 | WO2009066483A1 Electric compressor |
05/28/2009 | WO2009065667A1 Monitoring the temperature sensors of a pulse-controlled inverter |
05/28/2009 | WO2009065540A2 Fan arrangement in which the consumed electric power is influenced |
05/28/2009 | US20090134829 Wizard For Configuring A Motor Drive System |
05/28/2009 | DE102008046245A1 Temperaturverwaltung eines Wechselrichtermoduls Temperature management of an inverter module |
05/22/2009 | WO2009063772A1 Electrically driven power steering device |
05/20/2009 | DE102008057871A1 Lüfteranordnung mit Beeinflussung der aufgenommenen elektrischen Leistung Fan assembly with influencing the electrical power consumed |
05/20/2009 | DE102007055188A1 Schaltungsanordnung zur Steuerung elektromagnetischer Klappen und Klappeneinrichtung mit steuerbarer Klappe Circuitry for controlling electromagnetic valves and gate device with controllable valve |
05/20/2009 | DE102007053755A1 Rotor temperature monitoring process for electrical machine involves detecting temperature, altering winding setting and detecting stand current |
05/20/2009 | DE102007053117A1 Antrieb für einen beweglichen Teil in einem Fahrzeug, wie einer verfahrbaren Kamera Drive for a moving part in a vehicle, such as a movable camera |
05/20/2009 | CN101436845A Motor driving system |
05/20/2009 | CN100489338C Gear drive controller, gear drive control method, turning operation controller, and construction machine |
05/14/2009 | WO2009061178A1 Bicycle apparatus with controllable load |
05/14/2009 | US20090121666 Frequency converter, motor, motor drive system and maintenance method for motor drive system |
05/14/2009 | DE112005001213T5 Hilfsbus-System Auxiliary bus system |
05/14/2009 | DE102007054421A1 Elektromotorische Antriebsanordnung Electric motor drive assembly |
05/13/2009 | EP2058940A1 Ac motor vector control apparatus |
05/13/2009 | CN100487999C Device for preventing bearing of electric machine from damage by harmful electric current |
05/12/2009 | US7532951 Method of automatically setting vibration suppression filter |
05/06/2009 | EP2056446A1 Drive device, travel device, and drive device control method |
05/06/2009 | CN101427456A Control system for an electric motor |
05/05/2009 | US7528583 Brushless generator |
05/05/2009 | US7528559 Synchronous motor field loss recovery |
04/30/2009 | WO2009054239A1 Rotary machine control device |
04/30/2009 | US20090108790 Control structure of an electric fan |
04/30/2009 | DE102008042589A1 Gangschaltungsvorrichtung und Gangschaltungsverfahren Gear shifting device and gear shift method |
04/29/2009 | EP2053245A1 A surface motor direct-drive sucker-rod screw pump device |
04/29/2009 | CN100483916C Electric load device, abnormally handling method, and computer-readable recordinging medium storing therein program for causing computer to execute electric load abnormality handling |
04/23/2009 | DE112007001271T5 Servoregelvorrichtung Servo control device |
04/22/2009 | EP2051019A2 Motor controller of air conditioner and method of the motor controller |
04/22/2009 | CN101414803A Method and apparatus for recognizing multi-speed motor gear based on voltage mutual inductance technology |
04/16/2009 | DE102008046240A1 Verfahren und Vorrichtung zur Drehmomentüberwachung eines Elektromotors Method and apparatus for monitoring the torque of an electric motor |
04/15/2009 | EP2048774A2 Rotary electric system with star-connected multiphase stator windings |
04/15/2009 | EP2048773A2 Frequency converter |
04/15/2009 | CN101409529A Motor drive device provided with disturbance load torque observer |
04/15/2009 | CN101409528A Motor speed control circuit |
04/09/2009 | US20090091866 Shift switching device and shift switching method |
04/08/2009 | EP1277107A4 Damping of voltage-controlled brushless motors for electric power steering systems |
04/08/2009 | CN101405922A Transverse flux machine, and rotary engine comprising such a transverse flux machine |
04/08/2009 | CN100477479C Motor controller |
04/08/2009 | CN100477467C Motor controller |
04/07/2009 | US7514891 Method and arrangement for monitoring a power output stage |
04/07/2009 | US7514889 Steering controlling device |
04/02/2009 | WO2009040280A1 Method and device for controlling an electric motor |
04/02/2009 | DE102008045529A1 Bekleidungsbehandlungsmaschine und Verfahren zum Steuern derselben Laundry machine and method for controlling the same |
04/02/2009 | DE102007046617A1 Electric motor monitoring method, involves disconnecting one of two brake pads or component of electric motor upon reaching threshold temperature and in case of insufficient or complete absence of ventilations of brake pads |
04/02/2009 | DE102007043872A1 Speed controllable drive arrangement for machine tool structure, has temperature sensors providing temperature signals to multiplexer that provides signals to frequency converter over pins of signal plug connectors provided for temperature |
04/02/2009 | DE102005009601B4 Antrieb und Verfahren zur Überwachung dieses Antriebs Drive and procedures for monitoring this drive |
04/01/2009 | EP2043257A2 Overload control of an electric power generation system |
04/01/2009 | EP2043255A2 System and method for controlling torque ripples in synchronous machines |
04/01/2009 | EP2041855A2 Electric motors |
03/31/2009 | US7511450 Frequency converter, motor, motor drive system and maintenance method for motor drive system |
03/25/2009 | EP2040360A1 Method and device for controlling an electric motor |
03/25/2009 | EP2040349A2 Adjustable speed drive protection |
03/25/2009 | CN101394138A Motor |
03/19/2009 | WO2009007671A3 A synchronous electrical machine |
03/19/2009 | US20090072770 Power inverter module thermal management |
03/19/2009 | DE102008045531A1 Bekleidungsbehandlungsmaschine und Verfahren zum Steuern dieser Bekleidungsbehandlungsmaschine Laundry machine and method for controlling the laundry machine |
03/17/2009 | US7504791 Electric power tool with optimized operating range |
03/12/2009 | WO2009032365A1 Motor controller with hall sensor misalignment compensation |
03/12/2009 | WO2009013669A3 Power supply unit for a home automation actuator and method of operation of said unit |
03/12/2009 | US20090066284 Laundry treatment machine and method of controlling the same |
03/12/2009 | US20090064722 Laundry treatment machine and method of controlling motor of laundry treatment machine |
03/11/2009 | EP2034603A1 Control device and control method of boost converter |
03/11/2009 | CN101384503A Device for preventing sway of suspended load |
03/11/2009 | CN100467249C Mixed power supply type injection moulding machine system |
03/10/2009 | US7501783 Method of automatically setting vibration suppression filter and automatic setting apparatus for vibration suppression filter |
03/05/2009 | WO2009028735A1 Steering device |
03/05/2009 | US20090058208 Electric motor and an actuator having the same |
03/04/2009 | EP2031753A2 Junction temperature reduction of a power semiconductor module in a three phase inverter |
03/04/2009 | CN201201571Y Motor controller recognizing user identity by remote controller address code |
03/04/2009 | CN101379692A Electric motor drive apparatus, hybrid vehicle with the same and stop control method of electric power converting device |
03/04/2009 | CN101379691A Systems and methods of monitoring a motor load |
03/04/2009 | CN100466451C Motor control circuit of waste paper destroying machine |
03/04/2009 | CN100466447C power-converting device, motor and motor drive system |
02/26/2009 | WO2009025132A1 Motor controller and its inertia moment identifying method |
02/26/2009 | WO2009024090A1 Integrated motor controller with direct networking capability |
02/26/2009 | DE102008038621A1 Use of system for monitoring transmission, using sensor determining slip value of motor, and evaluation unit determining value for load from slip value, where value for wear or ageing of transmission is determined from slip value |
02/26/2009 | DE102007040423A1 Inverter-fed electric motor operating method, involves determining current temperature and/or prognosticated temperature of field coil only from computational model when motor is operated as generator |
02/25/2009 | EP2028759A2 Method and apparatus for controlling electric motor |
02/25/2009 | EP2027646A1 Driving with inverters with low switching losses |
02/25/2009 | EP2007006A9 Inverter device and air conditioner |
02/24/2009 | US7496415 Digital servo control unit and laser machining apparatus |
02/19/2009 | DE102007036668A1 Schaltungsanordnung zur Überwachung einer Tachoeinrichtung für einen Antriebsmotor einer Trommel einer Waschmaschine Circuit arrangement for monitoring a tachometer device for a drive motor of a drum of a washing machine |
02/18/2009 | EP2026459A2 Generating system with a regulated permanent magnet machine |
02/18/2009 | CN101369800A Motor control apparatus |
02/12/2009 | WO2009019953A1 Motor control device and gain adjustment method thereof |
02/12/2009 | US20090042688 Control apparatus of electric motor |
02/12/2009 | DE112006003785T5 Verfahren zum Unterdrücken von Variation der Drehzahl eines Aktuators A method for suppressing variation of the speed of an actuator |
02/11/2009 | EP2023478A2 Control apparatus of electric motor |
02/11/2009 | EP1486398B1 Electric power steering device control apparatus |