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)
01/2013
01/17/2013US20130015798 Reduced eletromagnetic interference for pulse-width modulation
01/17/2013US20130015797 Electronic control unit for vehicle and semiconductor integrated circuit device
01/17/2013US20130015796 Converter for an electrical machine, controller and method for operating a converter
01/17/2013US20130015795 Motor Driving Apparatus Having Adjustable Slope of Motor Speed
01/17/2013US20130015794 Closed loop startup control for a sensorless, brushless dc motor
01/17/2013US20130015792 Motor driving circuit and motor device
01/17/2013US20130015789 Electric tool
01/17/2013US20130014967 Power Tool
01/17/2013DE102012012602A1 Brushless direct current (DC) machine e.g. brushless DC motor for e.g. vehicle, has several strands (STI) electrically isolated from each other
01/17/2013DE102011107233A1 Method for controlling electric machine of power tool by control assembly, involves controlling coil arrangement such that force is applied on rotor in direction opposite to driving direction of rotor
01/17/2013DE102011051793A1 Verfahren zur Bestimmung der Drehlage des Rotors einer elektrischen Maschine Method for determining the rotational position of the rotor of an electrical machine
01/16/2013EP2545642A2 Method and system for controlling a permanent magnet synchronous motor
01/16/2013EP2545641A2 Electric motor control
01/16/2013CN202679297U Current limiting starting protection circuit for DC brushless motor
01/16/2013CN202679296U Speed setting controller of switch reluctance motor
01/16/2013CN202679295U Servo control device of full digital alternating current permanent magnet motor
01/16/2013CN202679294U Actuating device of brushless continuous current motor
01/16/2013CN202679293U A control device of a low-rotating-speed high-precision brushless DC motor
01/16/2013CN202679292U Common MCU optical coupler drive circuit for PMSM
01/16/2013CN202679291U Optical coupler drive circuit for PMSM
01/16/2013CN202679290U Rotation speed self-adjustment system for vehicle-mounted direct current brushless fan
01/16/2013CN202679289U DSP optical coupler drive circuit for PMSM
01/16/2013CN202679288U Brushless motor controller
01/16/2013CN202679287U Intensive control board for permanent magnet synchronous motor controller
01/16/2013CN102884321A System for controlling a resonant linear compressor piston, method for controlling a resonant linear compressor piston, and resonant linear compressor
01/16/2013CN102882451A Initial pole position adjusting device of permanent magnet synchronous motor
01/16/2013CN102882450A Zero-crossing sensing circuit and phase commutation device employing same
01/16/2013CN102882449A Hall position sensor-based position estimation and compensation method for permanent magnet synchronous motor
01/16/2013CN102882448A Bilateral magnetic flux switching permanent magnet linear motor driver
01/16/2013CN102882447A Double-motor device on horizontal shaft of photoelectric tracking system and tracking and controlling method under synchronous driving
01/16/2013CN102882446A Topological structure of brushless direct-current motor driving circuit
01/16/2013CN102882445A H-modulated gyro motor power absorption control circuit
01/16/2013CN102882341A Handheld brushless electric tool with outer rotor
01/16/2013CN102874129A Double-motor controller with electronic differential function
01/16/2013CN102324881B Motor driving method of computed tomography (CT) scanner frame
01/16/2013CN102158156B Controlled and monitored width-adjusting servo system of brushless torque motor
01/16/2013CN101917152B Starting method of permanent-magnet synchronous compressor for variable-frequency air conditioner
01/16/2013CN101729009B Control system of direct current motor
01/16/2013CN101589545B Motor driving circuit, fan motor, electronic instrument, and notebook personal computer
01/16/2013CN101438489B Control unit for an electric motor
01/16/2013CN101330269B Motor controller and electric power steering apparatus
01/16/2013CN101330267B 轴隙式马达/发电机 Axis-gap motor / generator
01/15/2013US8354811 Switching circuit for series configuration of IGBT transistors
01/15/2013US8354808 Automatic detection of a mechanically commutated DC motor
01/15/2013US8354807 Anti-noise method for sensorless-brushless direct current motor system
01/15/2013US8353172 Control device, method, and program of permanent-magnet type synchronous motor
01/10/2013WO2013005835A1 Control device for brushless dc-motor motor driver, control method, control program, and brushless dc-motor motor driver
01/10/2013WO2013005762A1 Inverter control device and inverter control method
01/10/2013WO2013005724A1 Motor control device and steering device for vehicle
01/10/2013WO2013005472A1 Motor drive device, and fan control device and heat pump device utilizing same
01/10/2013WO2013004311A1 Electronic commutation method in direct current electric motors
01/10/2013WO2012020348A3 Electric motor and method of braking using an electric motor
01/10/2013WO2012016914A3 Method and circuit arrangement for checking the rotor position of a synchronous machine
01/10/2013WO2012010532A3 Method and device for the sensor-free position determination of an electronically commutated electric machine
01/10/2013US20130009582 Single-phase brushless motor drive circuit
01/10/2013US20130009581 Motor Converter Circuit for an Electric Drive Motor and Electric Drive Device Having Such a Motor Converter Circuit
01/10/2013US20130009580 Method and device for controlling a polyphase electrical machine
01/10/2013US20130009579 Control of Electrical Machines
01/10/2013US20130009578 Electronic circuit and method generating electric motor drive signals having phase advances in accordance with a user selected relationship between rotational speed of an electric motor and the phase advances
01/10/2013US20130009577 System for controlling a motor
01/10/2013US20130009573 Lock protection and standby mode control circuit of motor driving apparatus
01/10/2013US20130008618 Methods, apparatuses, and systems for speed control of a movable partition
01/09/2013EP2544357A2 Control of electrical machines
01/09/2013CN202663335U Direct current control device for alternating current permanent magnet synchronous motor
01/09/2013CN202663332U High-voltage electric motor soft starter of magnetic valve reactor
01/09/2013CN102868346A Brushless doubly-fed motor excitation control system and control method using same
01/09/2013CN102868344A Device and method for controlling direct-current brushless motor
01/09/2013CN102868343A Six-phase direct-current square wave permanent-magnet brushless motor
01/09/2013CN102868342A Control of electrical machine
01/09/2013CN102868341A Motor control device
01/09/2013CN102868340A Low-voltage large-current alternating-current permanent magnet driving system for small electronic vehicle
01/09/2013CN102868339A Apparatus for operating an interior permanent magnet synchronous motor
01/09/2013CN102868267A Multi-power solid rotor and laminated rotor tandem type permanent magnet synchronous motor system
01/09/2013CN102868184A Method for implementing automatic location of position angle of rotor of double-fed motor
01/09/2013CN101917159B System and method for controlling running speed and displacement of linear motor
01/09/2013CN101800508B Alternating-current motor control apparatus
01/09/2013CN101567654B Motor control method using space vector pulse width modulation and controller thereof
01/08/2013US8350509 Power switching system including a micro-electromechanical system (MEMS) array
01/08/2013US8350506 Frequency converter start-up
01/08/2013US8350505 Method for ascertaining a correction value for the angle of the rotor of an electrically commuted reversible synchronous motor
01/08/2013US8350504 Brushless DC motor driving system
01/08/2013US8350503 Brushless motor device
01/03/2013WO2013002251A1 Motor drive device
01/03/2013WO2013001596A1 Control device for rotary machine
01/03/2013WO2012013982A3 Quasi-resonant braking load
01/03/2013US20130004334 Electric motor control apparatus and electric supercharging apparatus using electric motor control apparatus
01/03/2013US20130002184 Dynamic reconfiguration-switching of windings in an electric motor in an electric vehicle
01/03/2013US20130002183 Dynamic configuration of a calculation function that optimizes dynamic reconfiguration-switching of windings in an electric motor
01/03/2013US20130002182 Dynamic reconfiguration-switching of windings in a brushless dc motor
01/03/2013US20130002180 Single-phase brushless motor drive circuit
01/03/2013US20130002179 Controller apparatus for electric vehicle
01/03/2013US20130002178 Inverter control device, electric compressor using inverter control device, and electric equipment
01/03/2013US20130002177 Sensorless control unit for brushless dc motor
01/03/2013DE112010003976T5 Motorsystem Motor system
01/03/2013DE102012209372A1 Elektromotorsteuerungsgerät und Elektromotorsteuerungsgerät verwendendes Elektroverdichtergerät A motor control unit and motor control unit-use electric compressor unit
01/03/2013DE102011078155A1 Verfahren und Vorrichtung zur Messung von Phasenstromangaben und einer Erregerstromangabe in einer elektrisch erregten elektrischen Maschine Method and apparatus for measuring phase current information and an excitation current indication in an electrically excited electrical machine
01/02/2013EP2541756A1 Sensorless control unit for brushless DC motor
01/02/2013EP1400009B1 Extended speed range operation of permanent magnet brushless machines using optimal phase angle control in the voltage mode operation
01/02/2013CN202652132U Rotor angle subdivision device of switch reluctance motor speed regulating system
01/02/2013CN202652131U Electric vehicle efficiency automatic tracking double closed-loop control system
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