| 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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| 11/26/2013 | US8593091 DQ vector control system providing stable, high efficiency operation of electric motor |
| 11/26/2013 | US8593088 Method and system for controlling an electric motor for a vehicle |
| 11/26/2013 | US8593087 Magnetic pole position estimation method for AC synchronous motor |
| 11/21/2013 | US20130307449 Control device |
| 11/21/2013 | US20130307448 Motor control device |
| 11/21/2013 | US20130307447 Current control for an electric actuator |
| 11/21/2013 | DE102012208419A1 Controlling device for e.g. initiator generator in hybrid vehicle, has controlling unit controlling electrical machine, so that current in machine is impressed based on state variable to heat coolant circulated in cooling circuit |
| 11/20/2013 | EP2665179A1 Method and apparatus for operating an electrical drive system. |
| 11/20/2013 | EP2665176A1 Motor control device |
| 11/20/2013 | EP2665175A2 Current control for an electric actuator |
| 11/20/2013 | EP2546977B1 Method of control implemented in a variable speed drive for controlling the deceleration of an electric motor in the case of power outage |
| 11/20/2013 | EP2432114B1 Flux offset compensation for a rotating electrical machine |
| 11/20/2013 | CN203301418U Motor energy conservation power supply system |
| 11/20/2013 | CN103404019A System and method for controlling a multiphase electric motor while taking current oscillations into account |
| 11/20/2013 | CN103401504A Method of correcting initial position of rotor of permanent magnet synchronous motor |
| 11/20/2013 | CN103401503A Method and device for distinguishing double-three-phase motor parameter on line on harmonic plane |
| 11/20/2013 | CN103401502A System and method for identifying initial angle of permanent magnet synchronous motor |
| 11/20/2013 | CN103401501A Permanent magnet synchronous motor (PMSM) servo system control method based on fuzzy and active disturbance rejection control |
| 11/20/2013 | CN103401500A Rotating speed ripple reduction method of high-precision permanent-magnet synchronous motor alternating current servo system based on repetitive controller |
| 11/20/2013 | CN103401499A Disc-type coreless permanent-magnet synchronous motor controller based on current inverter and method |
| 11/20/2013 | CN103401498A Control apparatus for electric rotating machine |
| 11/20/2013 | CN103401493A Control system and method for permanent magnet synchronous electric spindle driving |
| 11/19/2013 | US8587250 Apparatus and method for rotating-sensor-less identification of magneto-mechanical parameters of an AC synchronous motor |
| 11/19/2013 | US8587244 Method and system for determining deterioration of permanent magnets of electric apparatus |
| 11/19/2013 | US8587238 System for operating DC motors and power converters |
| 11/19/2013 | US8587234 Apparatus and method for rotating-sensorless identification of equivalent circuit parameters of an AC synchronous motor |
| 11/14/2013 | DE112012000835T5 Antriebssystem einer rotierenden elektrischen Maschine Drive system of a rotary electric machine |
| 11/14/2013 | DE112012000830T5 Antriebssystem für rotierende elektrische Maschine Drive system for rotary electric machine |
| 11/13/2013 | EP2662977A1 Motor controller |
| 11/13/2013 | EP2662976A1 Motor control device |
| 11/13/2013 | CN203289371U Control device for household ground heating circulating pump |
| 11/13/2013 | CN103392293A Method and system for controlling an electric motor with compensation for time delay in position determination |
| 11/13/2013 | CN103391041A Angle estimation controlling system and angle estimation method |
| 11/13/2013 | CN102497154B Method for avoiding shutdown of frequency converter under instantaneous power-down situation |
| 11/13/2013 | CN101328897B Method for determining the temperature of the delivery fluid of a centrifugal pump |
| 11/07/2013 | WO2012035385A3 Inverter apparatus and inverter control method |
| 11/06/2013 | EP2660609A1 Rotary speed detection method and device therefor, reaction liquid viscosity detection method and device therefor, and method for manufacturing reaction product |
| 11/06/2013 | EP2659583A2 Permanent magnet synchronous motor control circuit |
| 11/06/2013 | CN103384134A 马达控制装置以及电动动力转向装置 The motor control device and an electric power steering device |
| 11/06/2013 | CN102368674B Method and system for resolving position of switched reluctance motor rotor |
| 11/06/2013 | CN102148602B Apparatus for driving compressor of air conditioner and method for driving the same |
| 11/06/2013 | CN102144356B Operating a synchronous motor having a permanent magnet rotor |
| 11/06/2013 | CN102097797B Method for eliminating peak value during running of single phase direct-current brushless motor |
| 11/06/2013 | CN101981808B Motor control device |
| 11/06/2013 | CN101978594B Servo motor position control device |
| 10/30/2013 | CN103380568A 永磁体同步马达控制电路 The permanent magnet synchronous motor control circuit |
| 10/30/2013 | CN103378793A Method, systems and apparatus for generating voltage commands used to control operation of a permanent magnet machine |
| 10/30/2013 | CN103378792A Control apparatus of permanent magnet synchronous motor |
| 10/30/2013 | CN103378791A Technique of correcting a resolver offset |
| 10/30/2013 | CN103378790A Control device for a three-phase rotating machine |
| 10/30/2013 | CN103378789A Method for restraining torque pulsation of permanent magnet synchronous motor |
| 10/30/2013 | CN103378788A Method and device for driving compressor for variable-frequency air conditioner |
| 10/30/2013 | CN103378787A Motor control device |
| 10/30/2013 | CN103378786A Synchronous motor control device |
| 10/30/2013 | CN103376385A High-frequency signal injection based high voltage interlock |
| 10/29/2013 | US8569987 Configurable multi-axis electric drive system concept |
| 10/29/2013 | US8569981 Motor drive and electric power steering apparatus using the same |
| 10/24/2013 | WO2013155947A1 Single degree of freedom vibration isolating device of linear motor and motion control method thereof |
| 10/24/2013 | US20130278189 Inverter control system |
| 10/24/2013 | US20130278188 Ac motor control apparatus |
| 10/24/2013 | US20130278187 Ac motor control apparatus |
| 10/24/2013 | US20130278186 Ac motor control apparatus |
| 10/24/2013 | US20130278185 Ac motor control apparatus |
| 10/24/2013 | US20130278184 Ac motor control apparatus |
| 10/24/2013 | US20130278182 Methods, systems and apparatus for generating voltage commands used to control operation of a permanent magnet machine |
| 10/24/2013 | DE102013207128A1 Wechselstrommotorsteuerungsgerät AC Motor control device |
| 10/24/2013 | DE102013207124A1 Wechselstrommotorsteuerungsgerät AC Motor control device |
| 10/24/2013 | DE102013207115A1 Wechselstrommotorsteuerungsgerät AC Motor control device |
| 10/24/2013 | DE102013207114A1 Wechselstrommotorsteuerungsgerät AC Motor control device |
| 10/24/2013 | DE102013207112A1 Wechselstrommotorsteuerungsgerät AC Motor control device |
| 10/24/2013 | DE102013205962A1 Verfahren, Systeme und Geräte für das Erzeugen von Spannungsbefehlen, welche benutzt werden, um den Betrieb einer Permanentmagnetmaschine zu steuern Methods, systems, and devices for generating voltage commands, which are used to control the operation of a permanent magnet machine |
| 10/24/2013 | DE102004047039B4 Motorsteuerung zum Steuern des Betriebs eines Motorläufers Motor controller for controlling the operation of a motor rotor |
| 10/23/2013 | EP2654200A2 Drive system for synchronous electrical motor |
| 10/23/2013 | EP2654199A1 Method and device for stabilising an electric current using a field-oriented control system |
| 10/23/2013 | CN203251268U Permanent magnet synchronous motor control system based on automatic zero set of encoder |
| 10/23/2013 | CN203251267U Control device and vehicle driving system |
| 10/23/2013 | CN103370872A Motor controller |
| 10/23/2013 | CN103370871A 电动机控制装置 A motor control unit |
| 10/23/2013 | CN103370868A 电动机控制装置 A motor control unit |
| 10/23/2013 | CN103368490A Self-adaptive parameter adjusting method for rotating speed estimation algorithm of generator |
| 10/23/2013 | CN103368489A PWM variable frequency speed control system based on control of DSP |
| 10/23/2013 | CN103368488A Controller for multi-phase rotary device |
| 10/23/2013 | CN103368487A Methods, systems and apparatus for generating voltage command signals for controlling operation of an electric machine |
| 10/23/2013 | CN103368486A Drive device for induction motor |
| 10/23/2013 | CN103368485A Multi-coordinate servo drive method and multi-coordinate servo drive device specific to medical imaging equipment |
| 10/23/2013 | CN103368440A Method for determining current space vector and converter |
| 10/23/2013 | CN102427324B Positioning method of initial magnetic pole of electrically excited synchronous motor |
| 10/23/2013 | CN102315816B Arbitrary level real-time sector subdivision direct torque control method |
| 10/23/2013 | CN101997474B Motor controller for vehicle |
| 10/22/2013 | CA2697610C Controller of rotary electric machine |
| 10/17/2013 | WO2013153633A1 Vehicle control device |
| 10/17/2013 | WO2013152374A2 Method for controlling a power factor correction circuit, power factor correction circuit and operating device for a lamp |
| 10/17/2013 | US20130271061 Method for controlling an asynchronous machine having a converter in a manner that is optimal for (copper) loss |
| 10/17/2013 | US20130271048 Synchronous motor control device for controlling synchronous motor to carry out power regenerative operation and stop synchronous motor at the time of power failure |
| 10/17/2013 | DE102013005941A1 Regelvorrichtung für einen Synchronmotor zum Regeln eines Synchronmotors beim Ausführen eines Energierückgewinnungsbetriebs und zum Anhalten des Synchronmotors bei Ausfall der Energieversorgung Control device for a synchronous motor for controlling a synchronous motor when running an energy recovery operation and stopping of the synchronous motor in case of power failure |
| 10/17/2013 | DE102012219279A1 Technik zur Korrektur des Drehmelder- (Resolver)-Offset Technique for correcting the resolver (resolver) offset |
| 10/17/2013 | DE102012205867A1 Method for diagnosing load angle in field-oriented control of induction machine, involves comparing target load angle value with secondary load angle value, and performing error detection based on evaluation of comparison result |
| 10/16/2013 | EP2651028A1 Estimation of cogging torque |
| 10/16/2013 | EP2651027A1 Inductance measurement device and measurement method for synchronous electric motor |
| 10/16/2013 | EP2649722A2 Drive method and apparatus for an electric machine |