| Patents for H02P 25 - Arrangements or methods for the control of ac-motors characterised by the kind of ac-motor or by structural details (7,591) |
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| 01/29/2014 | CN103546072A Power converter device |
| 01/29/2014 | CN103538682A Electric vehicle control system capable of achieving stable switching of high speed and low speed |
| 01/29/2014 | CN101884166B Hall-effect based linear motor controller |
| 01/23/2014 | WO2014014062A1 Movable capsule device and method for controlling same |
| 01/23/2014 | WO2014013659A1 Epilator and method for driving epilator |
| 01/23/2014 | WO2014013248A1 Exercise apparatus with a magnetic resistance |
| 01/23/2014 | US20140021889 Compensating Hysteresis Bands to Hold Specified Switching Frequency |
| 01/23/2014 | US20140021886 Motor drive control device and operation method thereof |
| 01/22/2014 | EP2688199A2 Switched reluctance motor torque estimation |
| 01/22/2014 | EP2688194A2 Operating electrical machines from a DC link |
| 01/22/2014 | CN203406822U A wind speed adjusting circuit and an air conditioner |
| 01/22/2014 | CN103534927A Torque based electronic pulse width modulation control system for a switched reluctance motor |
| 01/22/2014 | CN103532471A Universal power driving circuit for electric motor |
| 01/22/2014 | CN103532470A Apparatus and method for driving voice coil motor |
| 01/22/2014 | CN103532466A Method and device for controlling torque change rate of permanent magnet synchronous motor |
| 01/22/2014 | CN103532464A Sensorless vector control system and method for permanent magnet synchronous motor |
| 01/22/2014 | CN103532459A Linear servo motor control method for numerically-controlled machine tool driving |
| 01/22/2014 | CN103532448A Control method of electric vehicle driving system |
| 01/21/2014 | US8633669 Electrical circuit for controlling electrical power to drive an inductive load |
| 01/16/2014 | DE10148517B4 Geschwindigkeitsregelungsvorrichtung eines synchronen Reluktanzmotors und Verfahren dazu Speed control apparatus of a synchronous reluctance motor and method therefor |
| 01/15/2014 | EP2684288A2 Synchronous machine comprising an excitation circuit with a switching element |
| 01/15/2014 | CN203399044U Constant-speed controller for industrial induction motor |
| 01/15/2014 | CN203399043U Rolling door motor wiring circuit |
| 01/15/2014 | CN203399042U Comb motor control system of flat knitting machine |
| 01/15/2014 | CN203399041U Frequency conversion speed regulating device of high-power alternating-current winding motor |
| 01/15/2014 | CN102545776B Variable frequency control circuit and control method for electric hoist |
| 01/15/2014 | CN101847963B Motor rotation control system |
| 01/14/2014 | US8629639 Brushless direct current motor and driving unit thereof |
| 01/12/2014 | CA2819790A1 Switched reluctance motor torque estimation |
| 01/09/2014 | WO2013149780A3 Method and device for electrodynamic braking of a universal motor |
| 01/09/2014 | US20140009830 Vibration member driving method, vibrating device, driving device including vibrating device, and optical apparatus |
| 01/09/2014 | US20140009097 Vehicle control device and control method |
| 01/09/2014 | US20140009089 Apparatus and method for driving voice coil motor |
| 01/08/2014 | EP2683072A2 Method for starting a single-phase induction motor, starting device for a single-phase motor and starting system therefor |
| 01/08/2014 | EP2681840A1 Electric drive |
| 01/08/2014 | CN203387457U Special-purpose integrated frequency conversion driving device for unit brushless double-fed motor |
| 01/08/2014 | CN103503308A Electric drive |
| 01/08/2014 | CN103503306A Method and apparatus for controlling pulse-width modulation in electric motor |
| 01/08/2014 | CN101990740B Electrically-powered actuator driving control apparatus and driving control method and vehicle having electrically-powered actuator driving control apparatus |
| 01/03/2014 | WO2013152900A3 Method and device for the electrodynamic braking of a universal motor |
| 01/03/2014 | WO2013151941A3 Methods and systems for controlling a multiphase electromagnetic machine |
| 01/02/2014 | US20140002001 Motor drive system |
| 01/01/2014 | CN103493359A Method for starting a single-phase induction motor, starting device for a single-phase motor and starting system therefor |
| 01/01/2014 | CN103493358A Method for controlling an electronically commutated electric motor |
| 01/01/2014 | CN103490697A Switch reluctance motor memory inductor equivalent model |
| 01/01/2014 | CN103490581A Swing motor combined driving device and method thereof |
| 12/31/2013 | US8618765 Apparatus and method of controlling an electric oil pump driving motor |
| 12/31/2013 | US8618681 Inverter generator control apparatus |
| 12/27/2013 | WO2013188940A2 Electric drive method for linear motor |
| 12/27/2013 | WO2013041202A3 Electric motor, in particular pole-changing motor, method for operating an electric motor, and electric motor |
| 12/25/2013 | EP2676363A2 System and method of controlling the speed of a motor based on dwell |
| 12/25/2013 | EP2533405B1 Stator for an EC motor and EC motor with such a stator |
| 12/25/2013 | CN203368395U Three-phase torque electromotor control panel |
| 12/25/2013 | CN103475302A Motor double-speed transformation and energy conservation method of booster fan of power station |
| 12/25/2013 | CN102497157B Sensor-less control device and control method of sectional-winding linear motor |
| 12/25/2013 | CN102160278B Arrangement having oscillating motor and method for controlling oscillating motor |
| 12/24/2013 | DE112012001520T5 Fahrzeugsteuervorrichtung und -steuerverfahren Vehicle control apparatus and control method |
| 12/19/2013 | WO2013188127A1 Fpga closed loop electric drive controls |
| 12/19/2013 | US20130334990 Driver circuit and method |
| 12/19/2013 | US20130334277 Electric tool and method of driving electric tool |
| 12/18/2013 | EP2675059A1 Drive system |
| 12/18/2013 | EP2675058A2 Power supply circuit of an asynchronous motor |
| 12/18/2013 | EP2673875A2 Method and device for controlling a reluctance electric machine |
| 12/18/2013 | EP2673159A2 Method for adjusting an actual torque delivered by an electric motor in a motor vehicle to a target torque |
| 12/18/2013 | CN203352526U Compressor 380V/660V-power source switching control system |
| 12/18/2013 | CN203352523U Disk-type iron-core-free permanent magnet synchronous motor controller based on current-source inverter |
| 12/18/2013 | CN103457534A Inverter controller and method for controlling torque motor |
| 12/18/2013 | CN103457533A Controllable linear motor controlling and driving circuit |
| 12/18/2013 | CN103457277A 1140V special intelligent control cabinet |
| 12/18/2013 | CN102812631B Motor drive device |
| 12/12/2013 | WO2013182212A1 An electrical apparatus and method for powering an electrical machine |
| 12/11/2013 | EP2671319A2 Method, device, and computer program for determining an offset angle in an electric machine |
| 12/11/2013 | EP2670661A1 Rotary wing aircraft vibration control system with resonant inertial actuators |
| 12/11/2013 | CN203340017U Frequency control system for large-power brushless double-feed motor |
| 12/11/2013 | CN203340016U Energy-saving controller for three-phase alternating-current asynchronous motor |
| 12/11/2013 | CN203339855U Wiring structure of pole-changing speed-changing motor |
| 12/11/2013 | CN103443702A Position control device |
| 12/11/2013 | CN103441729A Small motor step speed regulation device |
| 12/11/2013 | CN103441728A Controlling system and controlling method for IGBT type cascade speed control system active power filter |
| 12/11/2013 | CN101919156B Electrical machine |
| 12/05/2013 | WO2011146130A3 Motor with rotor-mounted control circuitry |
| 12/04/2013 | EP2670027A1 Method and system for controlling a generator |
| 12/04/2013 | CN203326948U Switching circuit of star-shaped / triangular general savor for motor |
| 12/04/2013 | CN203326947U Motor changing single speed into multi-speed |
| 12/04/2013 | CN203326946U Dual-operation system of fan power-saving cabinet |
| 12/04/2013 | CN203326945U Automatic control device capable of reducing speed, increasing torque and limiting current of electric motor |
| 12/04/2013 | CN103430445A Linear motor drive device |
| 12/04/2013 | CN103429891A Blade pitch system with dual winding actuator |
| 12/04/2013 | CN103427758A Single-phase induction motor exciting current proportional-integral (PI) control parameter adjusting method |
| 12/04/2013 | CN103427755A Construction method of bearingless permanent magnetic slice motor rotor radial displacement controller |
| 12/04/2013 | CN103427754A Direct controller of radial displacement of bearing-less asynchronous motor rotor |
| 12/04/2013 | CN103427752A Method and device for measuring torque parameters of permanent-magnet synchronous motor |
| 12/04/2013 | CN103427748A PI (Proportional Integral) control method for exciting currents of single-phase induction 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 | CN103427731A Short-circuit compensation control method of four-phase permanent-magnetic fault-tolerant motor |
| 12/04/2013 | CN103427605A Power switch device monitoring and driving circuit, multi-leg controller and electromobile |
| 11/28/2013 | WO2013175050A1 A method and an apparatus for controlling an electrical machine with two or more multiphase stator windings |
| 11/28/2013 | US20130314021 Rotary electric machine driving system |
| 11/28/2013 | DE102013008453A1 Driving apparatus for combustion engine, has propelled element which is continuously driven by switching the switching coils according to the drive torque ranges, and request for the output power of the motor in characteristic region |
| 11/27/2013 | EP2667505A2 Industrial truck with an electric drive motor |