Patents for H02P 5 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors (4,788)
04/2011
04/07/2011WO2011040159A1 Control device for an electric motor drive device
04/06/2011CN102007682A Motor devices, and motor driving system and integrated circuit device comprising the same
04/06/2011CN102005992A Double-motor balanced exchange drive for electric vehicle
04/06/2011CN102005956A Power converter
04/06/2011CN102004221A Reciprocal energy feeding test device for actuating mechanism of dual linear induction motors
03/2011
03/31/2011US20110074317 Method and Arrangement for Fan Control
03/30/2011EP2300349A1 Method of controlling rotation speed of motor of speed-controllable hoist drive, and hoist drive
03/30/2011EP1726087B8 Damping for electromechanical actuators
03/30/2011CN101997461A Inverter device
03/30/2011CN101997460A Method and system for regulating power balance of remote adhesive tape conveying machine
03/24/2011DE102007025210B4 Motorsteuerung und Motorsteuerungsverfahren Motor control and motor control method
03/23/2011CN201774488U Controller of frequency converter of heat exchanger
03/23/2011CN201774487U Double-series excited motor parallel driving device for electric vehicles
03/17/2011US20110062900 Image forming apparatus, motor control apparatus, and motor control method
03/16/2011EP2296262A2 Image forming apparatus, motor control apparatus, and motor control method
03/16/2011CN201766541U Air conditioner motor control circuit
03/16/2011CN101985258A Adhesive binding line shaftless connecting device and method
03/10/2011WO2011028895A2 Flywheel-based energy storage on a heave-compensating drawworks
03/10/2011US20110057585 System for realizing rotor variable frequency speed control asynchronously and simultaneously by driving four motors via one inverter
03/10/2011DE102010026656A1 Electric motor-driven parking brake for use in motor vehicle, has controllers controlling respective motors by three half-bridge circuits, where both motors are attached at common half bridge circuit
03/10/2011CA2776138A1 Flywheel-based energy storage on a heave-compensating drawworks
03/09/2011CN201758377U Device for synchronization control of suspension chains
03/09/2011CN101984553A Voltage vector selection method and multi-motor synchronous control system established by same
03/09/2011CN101984552A Method for expanding output range of thrust of linear motor
03/09/2011CN101984551A Method for expanding output range of thrust of linear motor
03/03/2011WO2011024935A1 Anomaly detection device for a permanent magnet synchronous electric motor
02/2011
02/22/2011US7893647 Arrangement for driving a load element
02/22/2011US7893636 Mobile machine with one or more electric propulsion motors
02/22/2011US7893635 Liquid cooling system with automatic pump speed control
02/16/2011EP1726087B1 Damping for electromechanical actuators
02/16/2011CN201750385U Motor train unit pit vehicle lifting jack multi-machine group-control synchronous control device
02/16/2011CN101976999A Three-leg nine-switch inverter for driving double-alternating current motor
02/16/2011CN101976998A Variable-frequency driving device and control method thereof
02/16/2011CN101976997A Multi-motor synchronous control system of belt conveyor
02/16/2011CN101976933A Electromagnetic ultrasonic compound motor and control method thereof
02/16/2011CN101976083A Multi-motor positioning cooperation control system of four-axis driving electric trolley
02/15/2011US7888895 Power supply system for driving electric rotating machine
02/15/2011US7888894 Electric motor control system, series hybrid vehicle, electric motor control apparatus, and electric motor control method
02/10/2011US20110031906 Motor driving device, integrated circuit device, motor device, and motor driving system
02/09/2011CN201742359U Double-shaft direct current servo driver
02/09/2011CN201742358U High and low speed conversion device for motor
02/09/2011CN201742225U Push-and-pull linear type motor system with synchronous movement
02/09/2011CN1927686B Elevator control device
02/09/2011CN101969288A Twin motor actuator
02/08/2011US7884560 Hybrid electric device
02/02/2011CN201733265U Outdoor box type variable-frequency control station
01/2011
01/27/2011US20110018474 Electromechanical system having a variable frequency drive power supply for 3-phase and 1-phase motors
01/27/2011US20110018473 Hvac/r system with variable frequency drive power supply for three-phase and single-phase motors
01/27/2011US20110018472 Hvac/r system with variable frequency drive (vfd) power supply for multiple motors
01/27/2011US20110018471 Method for Regulating the Angular Velocity of Printing Cylinders
01/26/2011EP2278699A1 Electric saw communication
01/26/2011CN201726352U Double-screw machine tool synchronous driving device
01/26/2011CN1943102B Method for controlling electromotor velocity
01/26/2011CN101960707A Power converter
01/26/2011CN101057388B Systems for managing electrical power for dragline and method for resisting its harmonic distortion
01/20/2011US20110012542 Drive system for power switching elements
01/19/2011EP2276165A1 Plastic processing machine and method for operating the same
01/19/2011EP1314234B1 A control for two or more dc motors, in particular actuators for adjustment of furniture
01/19/2011CN201717820U Torque balancing controller of redundant driving system
01/12/2011EP2273107A1 Variable speed distributed drive train wind turbine system
01/12/2011CN201708749U Dual motor driven backlash eliminating device
01/12/2011CN201708748U Well field integrated control cabinet of oil sucking machine
01/12/2011CN101946397A Motor drive apparatus, hybrid drive apparatus and method for controlling motor drive apparatus
01/06/2011US20110001442 Electric bicycle drive system with regenerative charging
01/05/2011CN101938234A Method and system for synchronizing empty chain and floor chain on automobile assembly line
01/04/2011US7865324 Encoder signal analysis system for high-resolution position measurement
01/04/2011US7863837 Drive system for electrically driven dump truck
01/04/2011CA2555186C Power output apparatus and vehicle including the same
12/2010
12/30/2010DE102010003707A1 Verfahren, Systeme und Vorrichtung zur Steuerung des Betriebs von zwei Wechselstrom(AC)-Maschinen Methods, systems and apparatus for controlling the operation of two alternating current (AC) machines
12/29/2010EP1704637B1 Ac voltage generating apparatus and motive power outputting apparatus
12/29/2010CN201690403U Motor synchronous controller for loading and unloading machine
12/29/2010CN201690402U Hook car time limit insurance controller
12/29/2010CN101931351A Network motors and acquisition and diagnostic system for fault remote data thereof
12/23/2010DE112008002887T5 Mehrachsentreiber-Steuerverfahren, Mehrachsentreiber und damit versehenes Mehrachsenantriebs-Steuersystem Multi-axis driving control method, multi-axis driver and thus provided multi-axis drive control system
12/22/2010CN201682449U Impedance-type dual-motor driving system with five-bridge arm converter
12/22/2010CN101336173B Power source apparatus for vehicle, vehicle and method of controlling power source apparatus
12/15/2010CN101919154A Circuit for controlling a number of motors
12/15/2010CN101917148A Master and slave control method based on high-voltage big-power transducer
12/15/2010CN101917086A Motor device
12/08/2010CN101366166B Motor control device and motor control method
12/07/2010US7847499 Electric load apparatus, electric load controlling method and computer readable recording medium recording program for causing computer to execute control of electric load
12/07/2010US7847497 Transition wiring system for multiple traction generators
12/07/2010US7847496 Dynamic tape drive calibration
12/07/2010US7847494 Drive unit, preferably an actuator, a control and a construction
12/02/2010WO2010136369A1 Aircraft engine nacelle comprising a mobile cowl moved by electric motors
12/02/2010CA2761761A1 Aircraft engine nacelle comprising a mobile cowl moved by electric motors
12/01/2010CN201663574U Intelligent electrical cabinet used for automatic alternate operation of two high-power three-phase asynchronous motors
12/01/2010CN201663573U Intelligent one-for-two water pump electricity saver
12/01/2010CN101902185A Methods, systems and apparatus for controlling operation of two alternating current (AC) machines
12/01/2010CN101902184A Methods, systems and apparatus for controlling operation of two alternating current (AC) machines
11/2010
11/30/2010US7843152 Motor control apparatus
11/24/2010CN201656880U Programmable double-motor inverter
11/24/2010CN201656879U Variable-frequency and speed-regulating subcircuit control device
11/24/2010CN201656878U Synchronous system of air chain and ground chain of automobile assembly line
11/24/2010CN201656877U Rolling mill main transmission control cabinet
11/24/2010CN201656876U Four-motor driven power balance system of belt conveyor
11/24/2010CN201656875U Road passing control equipment
11/24/2010CN101895243A Moment equilibrium controller in redundant actuation system
11/24/2010CN101895242A Multi-motor cluster driving control technology
11/23/2010US7839013 Power supply device for vehicle and method of controlling the same
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