Patents
Patents for H02P 6 - Arrangements for controlling synchronous motors or other dynamo-electric motors with electronic commutators in dependence on the rotor position; Electronic commutators therefor (19,185)
04/2011
04/27/2011EP2313967A1 Resonance-based rotor position estimation
04/27/2011EP1602170B1 Excitation circuit and control method for flux switching motor
04/27/2011CN201813343U Direct-current motor driver for electric curtain
04/27/2011CN201813342U Alternating current motor driver of electric curtain
04/27/2011CN201813341U Driving signal circuit of switch magnetic resistant motor
04/27/2011CN201813340U Rare earth permanent magnet DC brushless motor controller
04/27/2011CN201813339U Brushless direct current (DC) motor control system based on digital signal processor (DSP)
04/27/2011CN102035449A All-in-one gantry crane direct-driving and vector control device
04/27/2011CN102035448A Electronic circuit of electronic speed regulator used for electric scooter for people with handicap
04/27/2011CN102035447A Motor drive control circuit
04/27/2011CN102035446A System and method for detecting high current condition in electric motor
04/27/2011CN102035445A High-speed weak magnetic closed loop control method for permanent magnetic synchronous motor
04/27/2011CN102032012A Radial permanent magnet linear motor type electromagnetic valve driving system
04/27/2011CN101286686B Brushless motor
04/27/2011CN101087118B A device and method for setting parameters of DC brushless electromotor speed-adjuster
04/26/2011US7932685 Control apparatus for power conversion apparatus and power conversion system
04/21/2011WO2011045698A2 Method and system for measuring a characteristic of an electric motor
04/21/2011WO2011023792A3 Method and arrangement for determining the position of a rotor in a brushless motor or in stepper motor
04/21/2011WO2010054922A3 Control device for a motor and method for controlling said motor
04/21/2011US20110089876 Fail-safe controls for electric traction drive systems
04/21/2011US20110089875 Limp home operational mode for an electric vehicle
04/21/2011US20110089874 Motor drive controller and image forming apparatus incorporating the motor drive controller
04/21/2011DE10355287B4 Ansteuereinrichtung für elektrische Maschinen The drive device for electric machines
04/21/2011DE102010040393A1 Verfahren und Vorrichtung für einen Niedrig-Drehzahl-Permanentmagnet-Motor-Betrieb Method and apparatus for a low-speed permanent magnet motor operating
04/21/2011DE102009045247A1 Verfahren und Einrichtung zur Überwachung und Korrektur einer sensorlosen Rotorlageerkennung bei permanenterregten Motoren Method and apparatus for monitoring and correcting a sensorless rotor position detection for permanent-magnet motors
04/20/2011EP2312160A2 Drive unit for compressor and refrigerator
04/20/2011EP2312159A2 Drive unit for compressor and refrigerator
04/20/2011CN201805394U Single phase brushless motor controller
04/20/2011CN201805393U TO-220 encapsulated MOSFET multiple parallel module
04/20/2011CN201805339U Brushless motor for electric automobile
04/20/2011CN102027670A Motor control device, and electric steering device
04/20/2011CN102027659A Motor with magnetic sensors
04/20/2011CN102025861A Image forming apparatus, motor control apparatus, and motor control method
04/20/2011CN102025306A Position sensorless control of permanent magnet motors
04/20/2011CN102025305A Hall phase sequence detecting method and device of brushless direct-current motor
04/20/2011CN102025304A Method for reducing vibration and noise of permanent-magnet motor
04/20/2011CN102025303A Servo motor system and operating method thereof
04/20/2011CN102025302A Method and apparatus for low speed permanent magnet motor operation
04/20/2011CN102025301A Motor control device and electric power steering system
04/20/2011CN101594114B Method for determining initial position angle of rotor of permanent magnet synchronous motor
04/20/2011CN101471618B Drive circuit and drive method for motor
04/20/2011CN101436810B Permanent magnet AC motor
04/20/2011CN101325390B Control method for brushless DC motor
04/19/2011US7928677 Motor control circuit and method with mechanical angle reconstruction
04/19/2011US7928676 Vehicle motor control apparatus
04/19/2011US7927079 Electrically operated hydraulic pump
04/14/2011WO2011044121A1 Slow speed operation of brushless direct current motors by gating pulse width modulation drive
04/14/2011WO2011044106A2 Variable pulse width modulation for reduced zero-crossing granularity in sensorless brushless direct current motors
04/14/2011WO2011044104A2 Synchronized minimum frequency pulse width modulation drive for sensorless brushless direct current motor
04/14/2011WO2011043118A1 Motor system
04/14/2011WO2011042186A2 Variable damping circuit for a synchronous servomotor
04/14/2011WO2011018444A3 Method for determining the angular position of a permanently excited rotor of an electrically commutated motor
04/14/2011US20110084640 Variable pulse width modulation for reduced zero-crossing granularity in sensorless brushless direct current motors
04/14/2011US20110084639 Synchronized minimum frequency pulse width modulation drive for sensorless brushless direct current motor
04/14/2011US20110084638 Methods, systems and apparatus for dynamically controlling an electric motor that drives an oil pump
04/14/2011US20110084637 Motor and drive control system thereof
04/14/2011US20110084636 Method for reducing cogging torque effects of an electrical permanent magnet machine
04/14/2011US20110084635 Slow speed operation of brushless direct current motors by gating pulse width modulation drive
04/14/2011DE102009045351A1 Verfahren zum Betreiben eines Antriebsaggregats sowie Antriebsaggregat Method for operating a drive unit and drive unit
04/13/2011EP2195916B1 Electric drive
04/13/2011CN201797479U Refrigeration house door control system
04/13/2011CN201797475U Drive control device for urban rail station half-high safety door
04/13/2011CN201797474U Direct-current brushless motor controller for soybean milk machine
04/13/2011CN201797443U Intelligent power module
04/13/2011CN201797413U Time-staggered independent driving device for stator winding of permanent magnet synchronous motor
04/13/2011CN201797379U Permanent magnet synchronous motor and bread machine using same
04/13/2011CN102017391A Determining offset angle for synchronous machines
04/13/2011CN102017390A Determination of the position of the rotor of an electric machine
04/13/2011CN102013863A Motor driving device and method for removing torque pulsation
04/13/2011CN102013862A Sensor-free driving method of permanent magnet alternating-current motor
04/13/2011CN102013861A Direct current (DC) brushless motor system and driving method thereof
04/13/2011CN102013860A Control system of switch magnetoresistive electromotor
04/13/2011CN102013859A Control digital system for high-reliability energy storage flywheel dragging motor
04/13/2011CN102013856A Integrated magnetic suspension flywheel digital control device with high reliability
04/13/2011CN102013827A Inverter module for controlling brushless direct current (DC) motor
04/13/2011CN102009688A Brushless direct current motor-assisted electric power steering controller and control method thereof
04/13/2011CN102009601A Superposed-permanent-magnet-motor-based electrical vehicle drive control system
04/13/2011CN101577515B Synchronous and load balancing control system for series operation of a plurality of alternating-current synchronous motors
04/13/2011CN101326707B Inverter device
04/13/2011CN101299586B Non-velocity transducer inverse control variable frequency speed regulator of permanent magnetism synchronous machine and construction method
04/13/2011CN101106346B Synchromous machine drive system
04/13/2011CN101047353B A motor controller
04/12/2011US7923959 Rotor driving control device and image forming apparatus
04/12/2011US7923958 Apparatus and method for driving 2-phase SRM motor
04/12/2011US7923954 Voice-coil motor control with zero-current sensing
04/12/2011US7923952 Device for controlling polyphase rotating machine
04/07/2011WO2011040283A1 Motor control device
04/07/2011WO2011040169A1 Control device
04/07/2011WO2011040168A1 Control device for electric motor drive device
04/07/2011WO2011039273A2 Method and device for monitoring and correcting a sensorless rotor position detection in permanently excited motors
04/07/2011WO2011012427A3 Commutated electric drive and method for controlling a commutated electric motor
04/07/2011US20110080125 Control device for electric motor drive apparatus
04/07/2011US20110080000 Synchronous electrical machine
04/07/2011DE10344024B4 Amplitudendetektionsverfahren und Amplitudendetektionseinrichtung für Sensorlose Hochfrequenz-Impedanznachführungsalgorithmen Amplitude detection method and amplitude detecting means for sensor A high frequency Impedanznachführungsalgorithmen
04/07/2011CA2774843A1 Motor control device
04/06/2011EP2306632A1 Method and apparatus for embedding motor error parameter data in a drive motor of a power driven wheelchair
04/06/2011EP2306631A1 Driving apparatus for an electromagnetic load and related method
04/06/2011EP2306105A1 Air conditioner, air conditioner manufacturing method, and compressor
04/06/2011EP2304508A1 Method for determining the position of the drive of an electric machine such as a motor from the applied current and device for carrying out the method
04/06/2011CN201789464U Rotor position and speed measurement control device for electric excitation synchronous motor
1 ... 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 ... 192