| 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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| 06/19/2013 | CN103166400A Modular single-cage barrier rotor double-stator four-port alternating current motor and control method thereof |
| 06/19/2013 | CN103166399A Modular single-cage barrier rotor double-stator self-excitation synchronous motor and control method thereof |
| 06/19/2013 | CN103166396A Stator double-winding alternating-current motor with double cage barrier rotors and control method thereof |
| 06/19/2013 | CN103166395A Stator self-excitation synchronous motor with double cage barrier rotors and control method thereof |
| 06/19/2013 | CN101902186B Speed controller of magnetic motor |
| 06/13/2013 | WO2013084461A1 Electric motor control device |
| 06/13/2013 | DE102012214256A1 System und Verfahren zum Steuern des Motors eines Elektrofahrzeugs System and method for controlling the motor of an electric vehicle |
| 06/13/2013 | DE102011088244A1 Method for operating e.g. permanent magnet synchronous motor at inverter of e.g. electrical powertrain of motor car, involves setting pulse-width modulation default values to provide corrected values of phases for adjusting voltage vector |
| 06/13/2013 | DE102011088242A1 Method for operating induction machine e.g. permanent magnet synchronous machine (PMSM) of drive system, involves determining corrected default value for each phase for adjusting voltage vector at inverter based on preset error value |
| 06/12/2013 | CN202998001U Motor debugging system |
| 06/12/2013 | CN103155400A Motor constant calculating method for pm motor, and motor constant calculating device |
| 06/12/2013 | CN103155399A Current control gain adjusting method for pm motor, current control method, and control device |
| 06/12/2013 | CN103151982A Self-adaption method of zero compensation detection of rotary transformer of permanent magnet motor |
| 06/12/2013 | CN103151981A Directional control method and device of rotor magnetic field of electro-exciting synchronous motor |
| 06/12/2013 | CN103151980A Brushless direct current motor controller for automotive electric power storage (EPS) and realizing method thereof |
| 06/12/2013 | CN103151887A Modularized cage barrier rotor and stator self excitation synchronous motor and control method thereof |
| 06/12/2013 | CN102403950B Exciting current given device of induction motor of electric vehicle |
| 06/12/2013 | CN102255597B Motor synchronous control method, apparatus thereof and system thereof |
| 06/12/2013 | CN102148603B Distinguishing method of initial position zero variation of doubly-fed generator rotor and control device thereof |
| 06/12/2013 | CN102025302B Method and apparatus for low speed permanent magnet motor operation |
| 06/06/2013 | WO2013080610A1 Power converter, electric motor drive device, and air conditioner |
| 06/06/2013 | WO2013080346A1 Inverter device for electric vehicle |
| 06/06/2013 | WO2012126029A3 Method and apparatus for correcting phase currents of a three-phase machine |
| 06/06/2013 | WO2012097782A3 Apparatus for determining the angular position of the rotor of an electric machine |
| 06/06/2013 | US20130141023 Motor controlling apparatus |
| 06/05/2013 | EP2600519A1 Control apparatus of ac rotating machine |
| 06/05/2013 | EP2600518A1 Control apparatus for ac rotating machine |
| 06/05/2013 | EP2565465A9 Method and apparatus for determining change in mass of fan impeller |
| 06/05/2013 | CN202978810U Elevating mechanism based on double PWM variable-frequency double-fed motor |
| 06/05/2013 | CN202978807U Motor control device for controlling the d axis current of permanent magnet synchronous motor. |
| 06/05/2013 | CN103138676A Motor compound control system and control method thereof |
| 06/05/2013 | CN103138672A Active disturbance rejection control method of direct-driven permanent magnet synchronization wind power system |
| 06/05/2013 | CN103138671A Method and system for compensating dead zone effects of inverter of permanent magnet synchronous motor |
| 06/05/2013 | CN102403946B Equivalent AC-DC-AC matrix high voltage frequency converter control method based on space vector modulation |
| 06/05/2013 | CN102364871B Method for directly controlling torque of induction motor and control device |
| 06/05/2013 | CN102332728B System for controlling permanent magnet wind turbine generator set according to given power under full wind condition |
| 06/05/2013 | CN102170262B Non-speed sensor control method of direct-drive permanent-magnet synchronous wind turbine |
| 06/05/2013 | CN101997466B Estimating rotor angular position and velocity and verifying accuracy of position sensor outputs |
| 06/05/2013 | CN101453189B Controlled electrical motor system for tensioning mechanism |
| 05/30/2013 | WO2013076091A1 Method for controlling a power train and corresponding control system |
| 05/30/2013 | WO2012136212A3 Method for a safe operation of an electric motor |
| 05/30/2013 | US20130134916 Controlling an electrical consumer of an aircraft |
| 05/29/2013 | EP2597062A2 Elevator controlling method, elevator controlling device, and elevator device using the same |
| 05/29/2013 | EP2596579A2 Method and device for the sensor-free position determination of an electronically commutated electric machine |
| 05/29/2013 | DE102012211346A1 Steuerungsverfahren eines hybridfahrzeugs A control method of a hybrid vehicle |
| 05/29/2013 | CN202957786U Vector control device for motor |
| 05/29/2013 | CN202957785U Digital controller for steering engine |
| 05/29/2013 | CN103124158A Method for self-adjusting control parameters of speed ring of permanent magnet synchronous motor based on fractional orders |
| 05/29/2013 | CN103124157A Direct power control method of convertor of wind driven generator under unbalanced network voltages |
| 05/29/2013 | CN102386817B Electric motor torque estimation |
| 05/29/2013 | CN102255598B Method for controlling electronic pole inversion of multiphase induction motor on basis of vector control |
| 05/28/2013 | US8450957 Space vector based synchronous modulating method and system |
| 05/28/2013 | US8450956 Apparatus and method for controlling operation of inverter system |
| 05/28/2013 | US8450955 Alternating-current motor control apparatus |
| 05/23/2013 | WO2013073547A1 Motor control device for electric automobile |
| 05/23/2013 | WO2012089466A3 Permanent magnet synchronous motor control circuit |
| 05/23/2013 | DE102011086794A1 Method for field-oriented control of e.g. slip-ring rotor asynchronous machine, of drive system, involves determining stator voltage components in A, B-coordinate system, and providing voltage components for controlling asynchronous machine |
| 05/22/2013 | EP2595308A2 System for improved wind turbine generator performance |
| 05/22/2013 | EP2595306A2 Compressor starting method and apparatus |
| 05/22/2013 | CN103117703A Sensor-less control method and sensor-less control device for permanent-magnet synchronous motor |
| 05/22/2013 | CN103117702A Without-speed sensor estimation method for high-accuracy permanent magnet synchronous motor |
| 05/22/2013 | CN103117701A Control method of mechanical elastic energy storing permanent magnet motor group under non-harmonic disturbances |
| 05/22/2013 | CN103117700A DFIG (doubly fed induction generator) control method based on resonant feedback in unbalanced power network |
| 05/22/2013 | CN103117699A Control method based on dual-vector resonance adjusting double-fed asynchronous wind driven generator |
| 05/22/2013 | CN103117698A Voltage space vector PWM (pulse width modulation) control method based on three-phase independent H-bridge drive circuit |
| 05/22/2013 | CN101946391B Permanent magnet type rotating motor |
| 05/22/2013 | CN101931353B Control method for brushless direct current motor for automotive air conditioning fan |
| 05/22/2013 | CN101312333B Power converter |
| 05/21/2013 | US8446115 Motor drive device |
| 05/21/2013 | US8446114 Control apparatus for electric rotating machine |
| 05/16/2013 | US20130119900 Motor torque ripple compensation |
| 05/16/2013 | DE102011118480A1 System zum Betreiben einer wechselrichtergespeisten elektrischen Drehfeldmaschine System for operating an inverter-fed rotary electric machine |
| 05/15/2013 | EP2592747A2 Method and system for controlling motor |
| 05/15/2013 | CN103109455A Motor controlling apparatus |
| 05/15/2013 | CN103109454A Method and device for the sensor-free position determination of an electronically commutated electric machine |
| 05/15/2013 | CN103107764A Permanent magnet synchronous motor field weakening control method for vehicle |
| 05/15/2013 | CN103107763A Compensation method of motor load pulsation based on nonlinear space vector pulse width modulation |
| 05/15/2013 | CN103107762A System and method of controlling vehicle including a motor |
| 05/15/2013 | CN103107761A Three-dimensional space vector pulse width modulation (SVPWM) method based on four-phrase five-wire topology |
| 05/15/2013 | CN103107760A Motor control method and system |
| 05/14/2013 | US8441220 Control device for electric rotating machine |
| 05/14/2013 | US8441219 Motor control device and electrical equipment provided with the same |
| 05/10/2013 | WO2013065512A1 Power conversion device |
| 05/09/2013 | US20130113399 Control apparatus and control method for ac rotary machine |
| 05/09/2013 | US20130113398 Control apparatus for ac rotary machine |
| 05/08/2013 | EP2589142A1 Permanent magnet generator inductance profile identification |
| 05/08/2013 | CN202931248U Induction motor vector control system with rotor resistance robustness |
| 05/08/2013 | CN103095207A Method and system of equivalent impedance compensation |
| 05/08/2013 | CN103095206A Control method for two-degree of freedom fractional order of permanent magnetic synchronous motor |
| 05/08/2013 | CN103095205A Apparatus For Estimating Rotor Time Constant Of Induction Motor |
| 05/08/2013 | CN103095204A Control system and control method of anti-interference compensation of servo motor |
| 05/08/2013 | CN102244497B Frequency conversion control method and device |
| 05/08/2013 | CN102223133B Maximum torque control method for salient-pole permanent-magnet synchronous motor |
| 05/08/2013 | CN102223131B Drive control method of fault tolerant type magnetic flux switching permanent magnet motor |
| 05/08/2013 | CN101814891B A method for operating motor and a device thereof |
| 05/07/2013 | US8436561 Method and device for monitoring the startup of an electric drive |
| 05/02/2013 | WO2013061808A1 Vehicle-driving induction motor controller |
| 05/02/2013 | WO2013060996A1 Method for controlling a double excitation synchronous rotating electric machine and corresponding rotating electric machine |
| 05/02/2013 | US20130106339 Apparatus for estimating rotor time constant of induction motor |
| 05/01/2013 | EP2587663A2 Apparatus for estimating rotor time constant of induction motor |