Patents
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)
11/2007
11/27/2007US7301737 Motor power line break detection method in AC servo driver
11/27/2007US7299708 Rotor angle estimation for permanent magnet synchronous motor drive
11/22/2007WO2007131667A1 Drive system for an electronic domestic appliance
11/21/2007EP1858153A2 Electric motor and method for actuating such a motor
11/21/2007EP1417747B1 Method and apparatus for high performance permanent magnet motor speed control with limited position information
11/20/2007US7298112 Deadbeat control method and control unit for an asynchronous rotary electrical machine and a storage medium therefor
11/20/2007US7298105 Motor speed estimation system and method using hybrid model reference adaptive system
11/15/2007WO2007129359A1 Electric motor control apparatus
11/15/2007DE102007018485A1 Motor-generator-control system for e.g. hybrid vehicle, has stator with coils arranged in different slots of stator core, and phase difference-determining unit determining torques based on input of workload application for motor-generator
11/08/2007WO2007125967A1 Air conditioner
11/08/2007WO2007125669A1 Motor-driven control device and motor-driven control method
11/08/2007DE102007013576A1 Motorsteuerung Motor control
11/07/2007EP1852967A1 Apparatus for controlling high speed operation of motor and method thereof
11/07/2007CN100347949C DC pre-excitation for three level variable-frequency speed-governing system start process
11/06/2007US7292004 Motor driving apparatus
11/01/2007US20070251236 Motor Control and Driver for Electric Boosting Application
10/2007
10/31/2007EP1850465A2 Controlling a power converter by changing the current control gain in dependence on the PWM carrier frequency
10/31/2007DE10206410B4 Rotorwinkel-Erfassungsvorrichtung für bürstenlose Gleichstrommotoren Rotor angle detection device for brushless DC motors
10/31/2007CN101064492A Speed control method for asynchronous motor
10/30/2007US7287971 Load determining device for an electrically-operated injection molding machine
10/25/2007US20070247091 System for Operating Dc Motors and Power Converters
10/24/2007EP1847415A1 Control apparatus for electric vehicles
10/24/2007CN101061630A Power supply apparatus with function of detecting abnormality of current sensor
10/24/2007CN100345371C Electric motor car controller
10/24/2007CN100345370C Method in connection with sensorless induction motors
10/24/2007CN100345365C Compensation control method when power grid voltage is abnormal by array converter
10/23/2007US7286906 Predictive control system and method
10/18/2007US20070241706 Motor and motor drive system
10/18/2007DE102007013577A1 Brushless direct current motor control for controlling operation of permanent magnetic field, has rotor phase difference changing unit changing rotor phase difference based on determined control value of phase difference between rotors
10/18/2007DE102007013575A1 Motorsteuerung Motor control
10/17/2007CN101056084A Direct torque brushless DC servo control system and its working method
10/11/2007WO2007114058A1 Permanent magnet synchronization motor magnetic pole position detecting method
10/10/2007EP1843463A2 Motor control apparatus
10/10/2007EP1843462A1 Controller for brushless motor
10/10/2007EP1843461A2 Motor control device
10/10/2007CN100342638C Method of detecting motor current and motor control device
10/03/2007EP1841056A1 A motor controller
10/03/2007CN101047358A Sinusoidal DC conversion control method and equipment and equipment for one-drives-two air conditioner
10/02/2007US7276877 Sensorless control method and apparatus for a motor drive system
09/2007
09/27/2007WO2007108358A1 Electric power steering device
09/27/2007DE102007012801A1 Motorsteuerung Motor control
09/26/2007CN101043196A Synchro motor drive device
09/26/2007CN101043195A Stepping motor control apparatus
09/26/2007CN101043194A Vector control method and apparatus for induction motor
09/20/2007DE102007009538A1 Vektorsteuerungsvorrichtung für Dauermagnetmotor Vector control apparatus for a permanent magnet motor
09/20/2007DE102006046388A1 Motor control device for e.g. industrial device, has estimation section receiving speed and acceleration detection values, and controller for correcting control constant based on measure of inertia to adjust torque current instruction value
09/19/2007EP1835614A1 Motor control device
09/19/2007EP1835613A2 System and method for motor speed estimation using hybrid model reference adaptive system
09/19/2007EP1835612A1 Driver for induction motor and method of driving the same
09/19/2007EP1834825A1 Power conversion
09/19/2007CN101039093A Vektorsteuerungsvorrichtung f¿˜r dauermagnetmotor
09/19/2007CN101039092A Driver for induction motor and method of driving the same
09/19/2007CN100338868C Controller for synchromotor, electric equipment and module
09/19/2007CN100338867C Motor driving unit of tableware washing apparatus
09/12/2007EP1833153A2 Electric engine start system with active rectifier
09/12/2007CN101034865A Motor controller and motor control method
09/12/2007CN101034864A Controller for electric vehicle and driving apparatus for the electric vehicle
09/12/2007CN101033730A Control method for stably operating wind power field using double-fed asynchronous generator
09/12/2007CN100337395C Motor temperature estimator and motor controller
09/11/2007US7268514 Motor control for stopping a load and detecting mechanical brake slippage
09/05/2007EP1829200A1 Method and apparatus for determining motor rotation status
09/04/2007US7265516 Linear electric motor controller and system for providing linear control
08/2007
08/30/2007US20070200528 Control device for permanent magnet synchronous motor
08/29/2007EP1711998B1 Motor control and driver for electric boosting application
08/29/2007EP1071982B1 Apparatus and method for controlling an electric assist steering system
08/28/2007US7262578 Direct control of an induction motor
08/23/2007WO2007094107A1 Electromagnetic suspension device
08/23/2007US20070194744 Isolation circuit for DC power sources
08/23/2007DE102006006824A1 Permanenterregte Synchronmaschine sowie Verfahren und Vorrichtung zu deren Betrieb Permanent-magnet synchronous machine and method and apparatus for its operation
08/23/2007DE102006006032A1 Verfahren und Vorrichtung zum Betreiben einer Synchronmaschine Method and apparatus for operating a synchronous machine,
08/22/2007EP1821402A1 Motor control device and motor control method
08/22/2007CN1333520C Method and device for the regulation of a permanent-magnet excited synchronous machine having reduced power oscillations in the higher rotational speed range
08/16/2007WO2007090718A1 Method and device for operating a synchronous machine
08/15/2007EP1819037A1 Motor controller
08/15/2007EP1817843A1 Method and apparatus for field weakening control in an ac motor drive system
08/15/2007CN1332504C System and method for controlling a rotating electromagnetic machine
08/14/2007US7256563 Method and device for the sensor reduced regulation of a permanent magnet excited synchronous machine
08/09/2007WO2007072033A3 Electric motor control
08/09/2007WO2007072025A3 Electric motor control
08/09/2007US20070182359 Intelligent drive
08/09/2007US20070182358 Method of braking induction motor and control apparatus
08/09/2007DE102006004034A1 Verfahren zum geberlosen Betrieb einer stromrichtergespeisten, permanenterregten Synchronmaschine mit einem Testsignal A method for sensorless operation of a converter-fed permanent magnet synchronous machine with a test signal
08/08/2007CN1331306C Controller for rotating machine
08/08/2007CN101013876A Voltage decoupling variable-frequency control vector controlling method with parameter self-regulating function
08/08/2007CN101013875A Motor controller for DSP-based hybrid power automobile
08/02/2007US20070176577 Motor controller
08/02/2007DE10055223B4 Stromdetektionseinrichtung und Stromdetektionsverfahren Current detection device and current detection method
08/01/2007CN1330087C Damping control in a three-phase motor with a single current sensor
08/01/2007CN1330085C Electric motor control equipment and electric motor control method
08/01/2007CN101010869A Servomotor current control method and servomotor
08/01/2007CN101009477A Voltage space vector-based modulation method
07/2007
07/25/2007CN1328847C AC generator sensor-less vector control method and control device thereof
07/25/2007CN101005263A Speed control method for AC motor servo system
07/25/2007CN101005262A Ac generator sensor-less vector control method and control device thereof
07/19/2007DE10012280B4 Steuervorrichtung für einen Induktionsmotor A control apparatus for an induction motor
07/18/2007EP1808957A2 Electric power conversion
07/18/2007EP1808956A2 Driving apparatus and driving system for electric motor
07/18/2007CN101001068A Driving apparatus and driving system for electric motor
07/12/2007WO2007078105A1 Apparatus and method for controlling inverter
07/12/2007US20070159130 Driving apparatus and driving system for electric motor
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