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