Patents for H02P 7 - Arrangements for regulating or controlling the speed or torque of electric dc-motors (10,217)
01/2014
01/08/2014CN101753080B Motor control method for mdps system
01/07/2014US8626373 Fuel cell system and control method of same
01/03/2014WO2014004775A2 Chassis mount multi-input h-bridge electrical harness
01/03/2014WO2014000794A1 Vacuum cleaners and methods of controlling a motor driven by a battery source in a vacuum cleaner
01/02/2014US20140001995 Fan control circuit
01/02/2014US20140001815 Ripple extraction device, motor control apparatus, vehicle seat and ripple extraction method
01/01/2014EP2678939A2 Method and system for controlling an electrical motor with temperature compensation
01/01/2014CN203377826U Electric vehicle and driving control circuit thereof
01/01/2014CN203377825U DC motor control apparatus with wireless remote control function
01/01/2014CN103490685A Switch type dc electric machine having auxiliary excitation winding and conduction ring and brush
12/2013
12/31/2013US8618754 Motor control apparatus and image forming apparatus
12/31/2013US8616855 Integral compressor motor and refrigerant/oil heater apparatus and method
12/25/2013CN203368385U Control circuit for projector focusing motor
12/25/2013CN203364932U Air flow meter experiment table
12/25/2013CN103475285A Magnetic-levitation-flywheel brushless direct current motor control system
12/25/2013CN103475284A Automatic control circuit for fan
12/25/2013CN102629112B Non static consumption travel control circuit
12/24/2013US8614558 Motor control apparatus and motor control method thereof
12/24/2013DE10222538B4 Verfahren zum Betreiben eines Stellantriebes A method of operating an actuator
12/24/2013DE102004063631B4 Motorzylinder Engine cylinder
12/19/2013US20130334997 Method and apparatus for controlling a high-voltage electrical system for a multi-mode transmission
12/18/2013EP2675057A2 Cross-interlocked switch type DC electric machine having auxiliary excitation winding and conduction ring and brush
12/18/2013EP2673876A1 Energy storage device for a separately excited electrical machine
12/18/2013EP2673860A1 Charging an energy store
12/18/2013CN203352520U 12-step driven three-phase brushless DC motor controller
12/18/2013CN203352519U Driving device of stepless speed regulation peristaltic pump
12/18/2013CN101558949B Electronic photo frame
12/17/2013US8610390 Method and apparatus for controlling torque of an electric motor driven vehicle
12/17/2013US8610389 Speed control apparatus for the switched reluctance motor
12/17/2013US8608614 Actuation system for a drive unit of a motor vehicle
12/12/2013WO2013182211A1 Electrical apparatus and method for charging a battery
12/12/2013WO2013092548A3 Unlocking circuit
12/12/2013DE102012209561A1 Arrangement of motor system for determining parameters of brush of electric machine, has evaluation unit for evaluating demodulated evaluation signals to obtain commutation parameter for each brushes
12/12/2013DE102012204492B4 Verfahren zum Überprüfen der Funktionstüchtigkeit von Hydraulikkomponenten im Kühlkreislauf eines Kraftfahrzeuges A method for checking the operability of hydraulic components in the cooling circuit of a motor vehicle
12/11/2013CN203340011U Remote closed-loop direct-current motor speed control system based on PWM (pulse width modulation)
12/11/2013CN203340010U A large-power brushless DC motor controller
12/11/2013CN203340009U A sine-wave-controlled brushless DC motor for a smoke exhaust ventilator
12/11/2013CN203340008U Electric overlocking machine controller
12/11/2013CN103441717A Digital direct-current speed regulating system of electric excavator
12/11/2013CA2818359A1 Switch type dc electric machine having auxiliary excitation winding and conduction ring and brush
12/10/2013US8606429 System and method for controlling an electronic device fan
12/10/2013US8604739 Vector control for an axial gap motor
12/10/2013US8604735 Method and apparatus for control of an AC electric motor with field weakening
12/10/2013US8604734 Electric motor control apparatus
12/10/2013US8602747 Ventilation device and electrical equipment in which same is installed
12/05/2013WO2012146945A3 Electric motor and motor controller
12/05/2013US20130320907 Signal duty detecting apparatus and motor driving apparatus having the same
12/05/2013DE102012215259A1 Method for operating direct current (DC) electric motor of combustion air fan in vehicle heater, involves evaluating motor current with respect to current ripple, and correcting the determined target voltage based on evaluation result
12/05/2013DE102012209073A1 Vorrichtung und Verfahren zum Betrieb einer elektromechanischen Verstellvorrichtung Apparatus and method for operating an electromechanical adjustment device
12/04/2013CN103427737A Method and device for controlling an internal combustion engine
12/04/2013CN103427736A System and method for identification of equivalent electrical inertia parameter of direct-current motor
12/04/2013CN101998022B Apparatus and method for controlling the apparatus
12/03/2013US8598826 Electric motor control system
12/03/2013US8598824 Motor drive circuit
11/2013
11/28/2013US20130314010 Fan rotation speed control system
11/28/2013US20130314006 Electrical system assembly of electric automobile and energy system and actuating device thereof
11/27/2013CN203313112U Infrared remote control direct-current motor speed regulator based on AVR single chip microcomputer
11/26/2013US8593097 Seat adjusting device
11/26/2013US8593096 Voice coil motor control system and method
11/21/2013US20130307458 Motor Driving Circuit and Method Thereof
11/21/2013US20130307456 Electric turning device
11/21/2013US20130307442 Device for recovering electric energy in dc motor-driven electric vehicle
11/21/2013DE102012104359A1 Method for controlling multiple actuators for changing process values in process, involves determining actuating variable for adjusting each actuator and calculating individual adjustment time for each actuator
11/20/2013EP2663985A1 Device and method for controlling a switch drive of an electric switch
11/20/2013CN203301413U DC motor controller
11/20/2013CN203301412U Switch control circuit for automatic opening and closing of umbrella
11/20/2013CN203296562U Circuit structure used for controlling forward rotation and reverse rotation of car window direct-current motor
11/20/2013CN103401494A Motor control circuit
11/20/2013CN102057565B Method and device for controlling a motor
11/19/2013US8589007 Fuel cell system and control method of same
11/19/2013US8587328 Automatic characterization of an actuator based on capacitance measurement
11/19/2013US8587241 Motor controlling method and apparatus thereof
11/19/2013US8587238 System for operating DC motors and power converters
11/19/2013US8585541 Combined power transmission and drive unit for use in hybrid systems and a hybrid system
11/14/2013US20130300322 Embedded industrial controller with bicycle frame shape
11/13/2013EP2662974A1 Motor control device
11/13/2013CN203289366U Toggle switch structure of dc motor
11/13/2013CN103391037A Chaotic stirring control system based on ARM (advanced RISC machine) single chip chaotic mapping control
11/13/2013CN103391036A 控制装置 Control device
11/13/2013CN103385305A Pulping control circuit of cordless soybean milk machine
11/12/2013US8581530 Electronic self-locking device for a windscreen wiping device
11/12/2013US8579760 Engine startup control device for vehicle
11/07/2013WO2013166226A1 Power tool having a speed selector switch
11/07/2013US20130293164 Fluid apparatus
11/07/2013US20130293160 Motor drive having integral automation controller
11/07/2013DE102012008873A1 Device for ventilating e.g. direct voltage/alternating voltage transducer for electric motor, has intermediate circuits connected between power electronics and fan to supply fan with electric power, where fan ventilates power electronics
11/06/2013CN203278731U Control device of brushless DC motor
11/06/2013CN203278730U DC (direct current) motor driving control system
11/06/2013CN203278729U Electronic commutation brushless direct current single-phase blower fan circuit
11/06/2013CN203278728U DC motor controller
11/06/2013CN203278727U Motor speed-regulating system
11/06/2013CN203278726U Driving circuit of AC-DC heat dissipation fan
11/06/2013CN103384130A Fluid apparatus
11/06/2013CN102290771B Three-phase synchronous deicing device for power transmission line
11/05/2013US8575872 High efficiency roller shade and method for setting artificial stops
10/2013
10/31/2013WO2012078598A3 Low loss low noise motor control system
10/31/2013US20130285579 Actuator driver
10/30/2013EP2657091A1 A drive arrangement
10/30/2013EP2655772A2 Starting circuit for a direct-current electric motor
10/30/2013CN203261282U Driving system realized by 12-pulse serial DC speed regulator for mine hoist
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ... 103