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)
11/2010
11/24/2010CN201656881U Coaxial driving system of two permanent-magnet synchronous motors
11/24/2010CN201656728U Polyphase winding permanent magnetic brushless DC motor and its control circuit
11/24/2010CN101895247A Rotational speed governor of driving motor of submersible propeller
11/24/2010CN101895246A Control pulse generating circuit and regulating system and method of direct current brushless motor speed
11/24/2010CN101895245A Methods and systems for detecting current sensor error
11/24/2010CN101895244A Torque production in an electric motor in response to current sensor error
11/24/2010CN101892998A Direct-current frequency conversion electric fan
11/24/2010CN101257271B Motor control circuit and method as well as brushless motor system
11/23/2010US7839107 Method and circuitry arrangement for operating a brushless electric motor
11/23/2010US7839104 Motor drive circuit, fan motor, electronic device, and notebook personal computer
11/23/2010US7839033 Brushless DC motor and manufacturing method thereof
11/18/2010WO2009106223A3 Permanent-magnet-excited electric machine operated without a sensor, in particular for a fuel cell unit of a motor vehicle, and a method of operating a permanent-magnet-excited electric machine operated without a sensor
11/18/2010US20100289441 Bi-power motor controlling apparatus
11/18/2010US20100289440 Active Pull-Up System
11/18/2010US20100289439 Driving controller for ac motor
11/18/2010DE102009020505A1 Method for operating synchronous motor, involves transmitting values stored in memory to regulation unit of control system as actual values for detecting angle positions of rotor of electric motor during normal operation
11/17/2010EP2251970A2 Method for regulating a reluctance motor
11/17/2010EP2251247A1 Electric power steering apparatus
11/17/2010EP1728315B1 Adaptive position sensing method and apparatus for synchronous motor generator system
11/17/2010CN201639530U Controller for DC brushless motor of direct current (DC) frequency conversion dish-washing machine
11/17/2010CN201639529U Interface circuit of DC (direct currrent) brushless electric machine and dishwasher
11/17/2010CN1835379B Fan motor drive control apparatus
11/17/2010CN101889388A Slow speed drive method for an electronically commutated motor, controller implementing same, washing machine incorporating same
11/17/2010CN101888206A Permanent-magnetic synchronous linear motor driver
11/17/2010CN101888137A Servo direct driving module
11/17/2010CN101886389A Control system for eccentric moment and striking frequency of vibrating pile driver
11/17/2010CN101359889B Rotation position control method and apparatus for switching reluctance motor
11/17/2010CN101340166B Communication method for electronic commutation motor controller
11/17/2010CN101316089B Driving circuit of DC brushless motor
11/17/2010CN101174783B Arc driving heavy caliber astronomical telescope
11/16/2010US7834569 Type of stepper motor driver integrated circuit
11/16/2010US7834567 Motor drive device
11/16/2010US7834565 Method of controlling a brushless DC motor
11/16/2010US7834563 Dynamic antenna control in a wireless communication system
11/11/2010WO2010128538A1 Motor controller
11/11/2010WO2010128365A1 Method and device for controlling a brushless motor
11/11/2010US20100286948 Magnetic pole position estimation method for ac synchronous motor
11/11/2010US20100283422 Current sensing in a disk-drive spindle motor
11/11/2010US20100283419 Method for operation of a two-phase electronically commutated motor and motor for carrying out said method
11/11/2010US20100283417 Method and device for identifying a reversing operation in an electric actuating unit of a vehicle
11/11/2010US20100283416 Brushless motor device and control device
11/11/2010US20100281897 Motor current calculation device and air conditioning apparatus
11/11/2010CA2700014A1 Clock-detecting circuit
11/10/2010EP2249472A2 Method and device for determining an absolute incline of a rotor of an electric motor
11/10/2010EP1646130B1 Motor
11/10/2010CN201629713U Dual-mode electronic speed governor
11/10/2010CN201629712U Driver for sensor motor without rotor and vehicle provided with driver
11/10/2010CN201629711U Servo motor precision transmission driving device
11/10/2010CN201629648U Household stepless speed-regulating energy-saving fan
11/10/2010CN201626406U Driver controller of electric locomotive
11/10/2010CN201626316U Brushless double-fed motor driving device of electric automobile
11/10/2010CN101884166A Hall-effect based linear motor controller
11/10/2010CN101882906A Novel power circuit of high-voltage SRD (Step Recovery Diode)
11/10/2010CN101882170A Three-dimensional virtual brushless DC motor dynamic simulation method
11/09/2010US7830105 Electrical machine
11/09/2010US7830104 Brushless motor
11/04/2010WO2010124606A1 Oil submersible servo drive system
11/04/2010WO2010124598A1 Servo power steering system and control method thereof
11/04/2010WO2010124592A1 Motor
11/04/2010WO2010124590A1 Motor
11/04/2010WO2010124582A1 Pumping unit system and electricity-saving control method thereof
11/04/2010US20100278660 Integral Compressor Motor And Refrigerant/Oil Heater Apparatus And Method
11/04/2010US20100277113 Position Estimation At Starting and Lower Speeds in Three-Phase Switched Reluctance Machines
11/04/2010US20100275627 Motor current detecting device and air conditioning apparatus
11/04/2010DE112009000098T5 Motorpositionserfassungsverfahren, Motorantriebseinheit und Pumpe Motor position detection method, Motor drive unit and pump
11/04/2010DE112008003590T5 Magnetpolpositions-Schätzverfahren für einen AC-Synchronmotor Magnetic pole position estimation method for an AC synchronous motor
11/03/2010EP2246970A2 Method and device for determining an absolute incline of a rotor of a commuting electric motor
11/03/2010EP2246969A1 Control of an electric machine
11/03/2010EP2246966A1 Permanent magnet type dynamo electric machine, method for assembling permanent magnet type dynamo electric machine, method for disassembling permanent magnet type dynamo electric machine and permanent magnet motor drive system
11/03/2010EP2246239A1 Auxiliary power supply device and electric power steering device
11/03/2010EP2246238A1 Steering controller
11/03/2010EP1541330B1 Press machine with a servo-drive system
11/03/2010CN201623679U Motor controller of electronic driving motor
11/03/2010CN201623537U Braking energy recycling device of servo drive hydraulic system
11/03/2010CN201621348U Electric actuator
11/03/2010CN1938936B Control of motor
11/03/2010CN101877567A Motor speed command generating device and method
11/03/2010CN101877566A Back electromotive force velometer
11/03/2010CN101877565A Submersible servodrive system
11/03/2010CN101877564A Submersible servodrive system
11/03/2010CN101877527A Electric motor
11/03/2010CN101877526A Electric motor
11/03/2010CN101877525A Electric motor
11/03/2010CN101877524A Integrated hub motor and control method thereof
11/03/2010CN101875199A Reduction gear and control method thereof
11/03/2010CN101355334B Control method for correcting phase of brushless DC motor without position sensor
11/03/2010CN101325395B Method and system for torque control in permanent magnet machines
11/03/2010CN101237213B Control apparatus for AC rotary machine and method for measuring electrical constant of ac rotary machine using the control apparatus
11/03/2010CN101171743B Motor control device
10/2010
10/28/2010US20100270960 Method and circuit for producing rotor position signals and for the commutation of brushless direct-current motors, without using sensors
10/28/2010US20100270959 Motor control device and controller thereof
10/28/2010US20100270958 Electric power conversion apparatus for vehicle
10/28/2010US20100270957 Brushless dc motor control system
10/28/2010US20100270956 Quiet Motor Control System
10/28/2010DE112008003579T5 Motorantriebssteuervorrichtung Motor drive control device
10/28/2010DE102009002654A1 Verfahren und Vorrichtung zum Bestimmen einer absoluten Winkellage eines Rotors eines kommutierten Elektromotors Method and apparatus for detecting an absolute angular position of a rotor of a commutated electric motor
10/27/2010EP1985008B1 Motor drive device and control method thereof
10/27/2010CN201616801U 起重电机控制器 Lifting motor controller
10/27/2010CN201616800U 一种一体化开关磁阻电机 An integrated switched reluctance motor
10/27/2010CN101873096A Method for determining the position of the flux vector of a motor
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