| Patents for H02P 23 - Arrangements or methods for the control of ac-motors characterised by a control method other than vector control (5,487) |
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| 10/18/2006 | EP1711998A1 Motor control and driver for electric boosting application |
| 10/18/2006 | EP1711997A1 Method and device for controlling a synchronous motor with permanent magnets |
| 10/12/2006 | WO2006107290A1 Induction motor control |
| 10/11/2006 | CN1846348A Motor controller |
| 10/11/2006 | CN1845449A Method for controlling bearing-less AC asynchronous motor neural network inverse decoupling controller |
| 10/05/2006 | WO2006104930A2 System and method for optimizing motor performance by varying flux |
| 10/03/2006 | US7116077 Diagnostic system and method for an electric motor using torque estimates |
| 10/03/2006 | US7116068 Diagnostic system and method for an electric motor using torque estimates |
| 09/28/2006 | US20060214624 Electric motor drive |
| 09/28/2006 | US20060214623 Inverter control device |
| 09/26/2006 | US7113357 Semiconductor device and a disk drive apparatus employing such a semiconductor device |
| 09/21/2006 | WO2006028861A3 Motor system having multiple torque constants |
| 09/21/2006 | US20060208687 Motor frive inverter control apparatus |
| 09/21/2006 | DE112004001965T5 Verfahren zum Steuern eines Wechselstrommotors und Steuervorrichtung dafür A method of controlling an AC motor and control means for |
| 09/21/2006 | DE102006008048A1 Induction motor speed determination device, has rotor slot-harmonics detector to detect harmonics relative to excitation frequency of AC signal and based on extracted frequency band, where harmonics is changed based on motor slip value |
| 09/20/2006 | EP1702404A1 Static frequency converter with automatic function for optimizing magnetic flux and minimizing losses in electric induction motors |
| 09/20/2006 | CN2819641Y Three-phase asychronous motor electricity saver |
| 09/20/2006 | CN2819604Y Stepless liquid speed-adjusting controller of electric motor |
| 09/20/2006 | CN1835384A Recurrent controller of copying swing |
| 09/20/2006 | CN1835381A Method and system for limiting the current output by a limit speed controller |
| 09/14/2006 | DE102005010854A1 Electrical drive e.g. digitally controlled drive system, speed, force, position detecting arrangement for safety-related application, is connected at given frequency converter and servo converter by new type of combination of functions |
| 09/13/2006 | EP0990302B1 Electronically commutated motor |
| 09/13/2006 | CN2817207Y AC magnetic control type motor soft start device |
| 09/13/2006 | CN1833355A Method for the controlled application of a stator-current target value and a torque target value for a polyphase machine that is supplied by an electronic power converter |
| 09/13/2006 | CN1832327A Controllable start and brake method of swing mechanism of stacker-reclaimer |
| 09/12/2006 | US7106024 Filter with increased first harmonic response and reduced phase shift in a wide frequency band for encoderless drive applications |
| 09/12/2006 | US7106018 Method of balancing the rotation of a motor |
| 09/12/2006 | US7106015 Motor control device and motor control method |
| 09/06/2006 | CN2814802Y Air conditioner fan motor stepless speed regulating device |
| 09/05/2006 | US7102327 Motor current reconstruction via DC bus current measurement |
| 09/05/2006 | US7102325 Method for determining rotor flux vector of AC electrical machine |
| 09/05/2006 | US7102324 Fixed speed drive |
| 09/05/2006 | US7102319 Synchronous motor and a rotation control method thereof, as well as, an inverter for use of the synchronous motor |
| 09/05/2006 | US7102309 Apparatus for compensating for speed error of motor |
| 08/30/2006 | EP1695157A1 Electric motor controller for a domestic appliance |
| 08/30/2006 | CN1825750A Driving apparatus for a motor |
| 08/24/2006 | US20060186854 Global closed loop control system with DV/DT control and EMI/switching loss reduction |
| 08/23/2006 | CN2808965Y Motor speed adjusting gear for industrial sewing machine |
| 08/22/2006 | US7095206 Switched reluctance motor control with partially disabled operation capability |
| 08/22/2006 | US7095205 System and method for inductance based position encoding sensorless SRM drives |
| 08/22/2006 | US7095133 Electrical rotating machine control unit and power generation system |
| 08/17/2006 | DE19504287B4 Drehmoment-Erfassungsvorrichtung für einen Wechselstrommotor Torque detecting apparatus for an AC motor |
| 08/16/2006 | EP1691478A2 Method and arrangement in connection with frequency converter |
| 08/15/2006 | US7091692 Electromotive adjustment drive |
| 08/15/2006 | US7091691 Variable speed motor |
| 08/10/2006 | WO2006082137A1 Method for monitoring the temperature of at least one bearing of an electric machine, corresponding monitoring device and electric machine comprising such a monitoring device |
| 08/09/2006 | CN1269300C Motor load controller for AC induction motors |
| 08/08/2006 | US7088066 Automatic output power limiting electrical device |
| 08/03/2006 | WO2005108269A3 Determining and handling brake failure in open loop variable frequency drive motors |
| 08/03/2006 | DE10047927B4 Verfahren zur Vernetzung einer Regelungseinheit mit einem oder mehreren Leistungsteilen A method for linking a control unit with one or more power units |
| 08/01/2006 | US7084604 Speed sensorless control of an induction machine using a PWM inverter with output LC filter |
| 08/01/2006 | US7084603 Motor control device |
| 08/01/2006 | US7084598 Driver of electric compressor |
| 08/01/2006 | US7084597 Motor control apparatus |
| 07/27/2006 | WO2006060329A3 Advanced current control method and apparatus for a motor drive system |
| 07/27/2006 | DE10224422B4 Vorrichtung und Verfahren zur Betriebssteuerung eines Linearverdichters Apparatus and method for controlling operation of a linear compressor |
| 07/26/2006 | EP1684412A2 Synchronous motor drive unit and a driving method thereof |
| 07/26/2006 | EP1684411A2 Motor Control |
| 07/26/2006 | EP1683262A1 Braking method for a synchronous machine |
| 07/26/2006 | CN1809956A Position sensorless control algorithm for AC machine |
| 07/26/2006 | CN1808888A Electric motor speed and direction controller and method |
| 07/26/2006 | CN1808887A Energy-saving control method and apparatus for asynchronous motor of walking-beam pumping unit |
| 07/26/2006 | CN1266825C Control apparatus and control method for motor |
| 07/25/2006 | US7081735 System and method for bypassing a motor drive |
| 07/19/2006 | EP1681173A1 Motor control apparatus and motor control method |
| 07/19/2006 | CN1805266A Load monitoring and control system for induction motor in power system |
| 07/19/2006 | CN1265092C Device and method for controlling reciprocating compressor operation |
| 07/13/2006 | US20060152188 Rotating electrical machine and manufacturing method thereof |
| 07/11/2006 | US7075268 System and method for increasing output horsepower and efficiency in a motor |
| 07/11/2006 | US7075267 Space vector-based current controlled PWM inverter for motor drives |
| 07/11/2006 | US7075266 Apparatus for controlling an a. c. motor |
| 07/11/2006 | US7075264 Instantaneous power floating frame controller |
| 07/06/2006 | US20060145650 Speed sensorless control of an induction machine using a pwm inverter with output lc filter |
| 07/06/2006 | US20060145649 Control method and controller for ac motor |
| 07/06/2006 | DE10147610B4 Vorrichtung und Verfahren zur Steuerung eines Kolbenverdichters Apparatus and method for controlling a reciprocating compressor |
| 07/05/2006 | EP1677411A1 Method for estimating dc motor coil temperature, dc motor control method and their devices |
| 07/05/2006 | EP1676358A2 Phase angle control for synchronous machine control |
| 07/05/2006 | CN1797928A Lead-angle control method and device for operating permanent magnet synchronous motor in flux weakening regions |
| 07/04/2006 | US7071649 Active temperature estimation for electric machines |
| 06/29/2006 | US20060138995 Generated power control system |
| 06/29/2006 | US20060138992 Motor controller and out of control detecting method |
| 06/29/2006 | US20060138980 Electrical rotating machine control unit and power generation system |
| 06/29/2006 | DE10056814B4 Motorbetriebenes Werkzeug mit Arbeitsgeschwindigkeitssteuerschaltung The power tool with working speed control circuit |
| 06/28/2006 | CN1794563A Magnetic power machine |
| 06/27/2006 | US7068009 Drive arrangement, especially for a lifting mechanism and/or a traveling drive |
| 06/22/2006 | US20060132083 Controller for brushless motor |
| 06/22/2006 | DE102004061436A1 Drive system regulating method, involves providing nonlinear characteristics-regulation to control variable elastic operation, and carrying out torque and rotation regulations within and outside of variable tolerance range, respectively |
| 06/20/2006 | US7065437 Current limit for an electric machine |
| 06/15/2006 | US20060125437 Motor control method and device thereof |
| 06/08/2006 | WO2006060329A2 Advanced current control method and apparatus for a motor drive system |
| 06/08/2006 | WO2006060319A1 High power density/limited dc ink voltage synchronous motor drive |
| 06/08/2006 | WO2006039626A9 A system and method of a single switch controlled reluctance motor |
| 06/08/2006 | US20060122732 Method for providing energy saving service, method for deciding specification of electric motor, method for providing compressor version-up service, method for providing energy saving service using drive device for permanent magnet electric motor, compressor exchange method, and freezing/air conditioning device |
| 06/08/2006 | US20060119303 Global closed loop control system with DV/DT control and EMI/switching loss reduction |
| 06/08/2006 | DE102004016733B4 Motorregelungsvorrichtung und entsprechendes Regelungsverfahren Motor control device and corresponding control method |
| 06/07/2006 | CN1783696A Control device and method for motor speed |
| 06/07/2006 | CN1783695A Motor controller |
| 06/01/2006 | WO2006057529A2 Operation control device and method of compressor |
| 06/01/2006 | WO2006056565A1 Method and device for varying a nominal current |
| 06/01/2006 | DE102005052015A1 Motor controller for power steering of vehicle has correction unit that calculates correction amount so that sine waves of respective phases are coincident with one another and changes pulse signal for PWM control |