| 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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| 01/01/2014 | CN103490691A Permanent magnetic direct drive type wind driven generator chaos control system and method based on active disturbance rejection |
| 01/01/2014 | CN103490690A Construction method of alternating-current magnetic bearing fault-tolerant decoupling controller |
| 01/01/2014 | CN103490689A Vector coordinate transformation method and system in motor vector control |
| 01/01/2014 | CN103490688A Method for controlling interior permanent magnet synchronous motor |
| 01/01/2014 | CN103490678A Synchronous control method and system of host and slave computers |
| 01/01/2014 | CN103490675A Control method for frequency-conversion starting of diesel engine of alternating-current diesel locomotive |
| 01/01/2014 | CN103490435A Method for using rotational kinetic energy of permanent magnet synchronous draught fan for improving electric system damping |
| 12/27/2013 | WO2013189641A2 Method and device for actuating an inverter |
| 12/27/2013 | WO2013189635A2 Method and device for controlling an inverter |
| 12/27/2013 | WO2013189632A2 Method and device for controlling an inverter |
| 12/27/2013 | WO2013189629A2 Method and device for controlling an inverter |
| 12/25/2013 | CN103475298A Vector control device and method of asynchronous motor |
| 12/25/2013 | CN103475297A Electric steering gear control method and electric steering gear controller |
| 12/25/2013 | CN103475296A Control method of permanent magnet synchronous brushless direct-current motor in low frequency |
| 12/25/2013 | CN103475295A Online correction method of induction motor rotor field phase based on reactive power |
| 12/25/2013 | CN103475294A Fault-tolerant control algorithm for hall sensors of permanent magnet synchronous motor |
| 12/25/2013 | CN102570470B Transient stability-based generator phase advancing depth determination method |
| 12/25/2013 | CN102496957B Compound full-power wind power converter |
| 12/25/2013 | CN102403953B Flexible control system and method for alternating current asynchronous drive motor of electric vehicle |
| 12/25/2013 | CN102340270B Programmable logic controller (PLC)-and-frequency-converter-based energy saving control system and method for doubly-fed motor |
| 12/25/2013 | CN102301586B Controller For AC Motor |
| 12/25/2013 | CN102299679B Method for determining rotating speed of restarted asynchronous motor |
| 12/25/2013 | CN101997473B Method for noise reduction control of servo controller |
| 12/25/2013 | CN101951182B Voltage compensation method of pulse width modulation output based on voltage equivalent |
| 12/19/2013 | WO2013186115A2 System for controlling a synchronous electric motor |
| 12/19/2013 | WO2013185762A2 Method for controlling a synchronous reluctance electric motor |
| 12/19/2013 | WO2013185761A2 Variable torque angle for electric motor |
| 12/19/2013 | WO2013152374A3 Method for controlling a power factor correction circuit, power factor correction circuit and operating device for a lamp |
| 12/19/2013 | WO2013079198A3 Method for controlling a multiphase converter |
| 12/19/2013 | US20130334992 Control method implemented in a power converter and intended for identifying parameters linked to the magnetic saturation of an electric motor |
| 12/19/2013 | US20130334991 Variable-flux motor drive system |
| 12/19/2013 | DE102012209950A1 Method for operating e.g. salient-pole machine of drive system in electrical powertrain of automobile, involves representing reference values as default values for regulation to demanded rotational torque of machine within electrical period |
| 12/18/2013 | EP2673875A2 Method and device for controlling a reluctance electric machine |
| 12/18/2013 | EP2238679B1 Motor, apparatus for controlling motor, and method for starting motor |
| 12/18/2013 | CN203352523U Disk-type iron-core-free permanent magnet synchronous motor controller based on current-source inverter |
| 12/18/2013 | CN203352517U Servo motion control all-in-one machine used for flying saw machine |
| 12/18/2013 | CN103457532A Speed sensor-less magnetic flux linkage vector control method based on fuzzy self-adaptation |
| 12/18/2013 | CN103457531A Parallel control realization method based on cascade high-voltage inverter load distribution |
| 12/18/2013 | CN103457530A Airborne radar antenna servo control system |
| 12/18/2013 | CN103457498A Motor excitation device and dead-time compensation method thereof |
| 12/18/2013 | CN102201777B Control device and control method of induction motor |
| 12/18/2013 | CN102057229B Air conditioner, air conditioner manufacturing method, and compressor |
| 12/18/2013 | CN102047552B 电动机控制装置及电动助力转向装置 Motor control device and electric power steering apparatus |
| 12/12/2013 | US20130328508 Method for controlling interior permanent magnet synchronous motor |
| 12/12/2013 | DE102012219681A1 Verfahren zum Regeln eines Innenpermanentmagnet-Synchronmotors A method for controlling an interior permanent magnet synchronous motor |
| 12/11/2013 | EP2672624A1 Current controller and generator system |
| 12/11/2013 | CN203340014U Frequency converter vector control system without encoder feedback |
| 12/11/2013 | CN203340013U All-digital high-precision high-speed alternating current servo driver |
| 12/11/2013 | CN103444073A Control method implemented in a power converter and intended for identifying parameters linked to the magnetic saturation of an electric motor |
| 12/11/2013 | CN103444072A Method for operating an electric machine in short-ircuit operation |
| 12/11/2013 | CN103441732A Refrigerator and inverter compressor controlling device thereof |
| 12/11/2013 | CN103441727A Controller and control method for servo motors |
| 12/11/2013 | CN103441726A Double three-phase permanent magnet motor vector control method based on proportional resonance regulator |
| 12/11/2013 | CN103441640A Modularized fault-tolerant magnetic flow switching permanent magnet linear motor and control method thereof |
| 12/11/2013 | CN102594244B Joint control method of primary frequency modulation for doubly-fed wind power generation set |
| 12/11/2013 | CN102497148B High-precision control device for mechanical flywheel |
| 12/10/2013 | US8604745 Apparatus and method for rotating-sensorless identification of mechanical parameters of a three-phase asynchronous motor |
| 12/10/2013 | US8604732 Inverter unit |
| 12/05/2013 | WO2013178906A1 Method for controlling the electromagnetic torque of a high speed synchronous machine |
| 12/05/2013 | WO2013177862A1 Variable speed fan system and control method thereof |
| 12/05/2013 | US20130320891 Control method and device for an electric machine |
| 12/05/2013 | US20130320890 Motor controller |
| 12/04/2013 | CN203326944U DSP-based six-phase induction motor controller |
| 12/04/2013 | CN203326943U Center monitoring electricity-saving system of motor |
| 12/04/2013 | CN103429876A Condition monitoring of mechanical drive train coupled with electrical machine |
| 12/04/2013 | CN103427752A Method and device for measuring torque parameters of permanent-magnet synchronous motor |
| 12/04/2013 | CN103427751A Device and method for online identification of static parameters of permanent-magnet synchronous motor |
| 12/04/2013 | CN103427750A Current control for an electric actuator |
| 12/04/2013 | CN103427749A Permanent magnet synchronous motor servo control method based on per unit value design |
| 12/04/2013 | CN103427748A PI (Proportional Integral) control method for exciting currents of single-phase induction motor |
| 12/04/2013 | CN103427747A Parameter regulating system and parameter regulating method for current PI (proportion-integration) control of direct-current motor |
| 12/04/2013 | CN103427746A Method for controlling permanent-magnet synchronous motor in full-speed range without position sensors in surface-mounted mode |
| 12/04/2013 | CN103427745A Control device of alternating current motor |
| 12/04/2013 | CN103427738A Optimal predictive direct power control method of doubly fed induction generator |
| 12/04/2013 | CN102368673B Power balance control method of frequency converter multi-motor dragging system and test device |
| 12/04/2013 | CN102332727B Method for outputting active power by using smoothing permanent-magnet direct-driving wind power generating system of direct-current-side flywheel energy storage unit |
| 11/30/2013 | CA2814288A1 Blower system and method for controlling the same |
| 11/28/2013 | WO2013175050A1 A method and an apparatus for controlling an electrical machine with two or more multiphase stator windings |
| 11/28/2013 | WO2013174827A1 Method for controlling the torque of an asynchronous machine |
| 11/27/2013 | EP2667503A1 Power conversion apparatus |
| 11/27/2013 | EP2667502A1 Power conversion device |
| 11/27/2013 | CN203313118U A frequency conversion compressor driver |
| 11/27/2013 | CN103414432A Construction method of hybrid electric vehicle belt driven starter generator controller |
| 11/27/2013 | CN103414431A Servo motion control integrated machine system for flying saw machine |
| 11/27/2013 | CN103414427A 无刷直流电机控制方法 Brushless DC motor control method |
| 11/27/2013 | CN103414426A Surface-mounted type permanent magnet synchronous motor rotor initial position estimation method |
| 11/27/2013 | CN103414425A Method for detecting direction and amplitude of torque of brushless direct current motor |
| 11/27/2013 | CN103414424A AC motor stator flux linkage estimation method |
| 11/27/2013 | CN103414423A Surface-mounted permanent magnet synchronous motor sensorless direct torque control method |
| 11/27/2013 | CN103414422A Direct quadrature axis flux linkage control device and method thereof |
| 11/27/2013 | CN103414421A Method for suppressing brushless direct current motor phase change torque fluctuation based on Bang-bang control |
| 11/27/2013 | CN103414420A Variable carrier frequency motor controller |
| 11/27/2013 | CN103414419A Double-linear-motor contour compensation device and method based on fuzzy RBF network sliding mode |
| 11/27/2013 | CN103414418A Current PI control system and method of direct current motor |
| 11/27/2013 | CN103414417A Bearing-free asynchronous motor suspension system fault-tolerant controller and construction method thereof |
| 11/27/2013 | CN103414416A Permanent magnet synchronous motor sensorless vector control system based on EKF |
| 11/27/2013 | CN103414415A Motor control method based on PI parameter self-tuning |
| 11/27/2013 | CN103414209A DFIG direct current grid-connected power generation system based on RMC and torque control method of DFIG direct current grid-connected power generation system |
| 11/27/2013 | CN102150358B Control or adjusting method for converter |
| 11/27/2013 | CN102130648B Apparatus and method for controlling operation of inverter system |