| Patents for H02P 5 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors (4,788) |
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| 08/03/2011 | CN201918939U 主、辅电机同步调节装置 Main and auxiliary motor synchronous adjusting device |
| 08/03/2011 | CN102142800A Stage synchronous lift control system and method |
| 08/03/2011 | CN102142799A Silicon controlled rectifier stator voltage-regulation and speed-regulation parallel operation electric control system |
| 07/28/2011 | WO2011090142A1 Motor control apparatus and motor control method |
| 07/28/2011 | US20110181224 Method for measuring an operating variable at multiple electric motors of an automatic parking brake |
| 07/27/2011 | EP2348629A2 Absolute position reference system |
| 07/27/2011 | CN201910756U Power decomposition synchronizer |
| 07/27/2011 | CN102136817A Multi-motor synchronous/asynchronous driving system of electric vehicle |
| 07/27/2011 | CN101628589B Electronic differential steering transmitter unit for four-wheel electric vehicle |
| 07/27/2011 | CN101465614B Motor control device |
| 07/27/2011 | CN101160713B Controller for ac motor |
| 07/21/2011 | WO2011086994A1 Motor control device and fan filter unit control device |
| 07/20/2011 | CN201904747U Differential driving module for array servo motor |
| 07/20/2011 | CN102130641A Synchronous tracking and automatic adjusting device |
| 07/20/2011 | CN102130640A Multishaft synchronous servo driving system and synchronous control method thereof |
| 07/20/2011 | CN102129251A Synchronous control apparatus |
| 07/14/2011 | DE112009001967T5 Motorsteuervorrichtung und Antriebsvorrichtung für ein Hybridfahrzeug Motor control device and drive device for a hybrid vehicle |
| 07/13/2011 | CN201898312U System controlled collectively in variable-frequency mode by conveyors |
| 07/13/2011 | CN102122911A Control unit having a plurality of controllers disposed side by side |
| 07/13/2011 | CN101589295B Method and system for determining the position of a motor part |
| 07/12/2011 | US7977898 Current sensing for a multi-phase DC/DC boost converter |
| 07/07/2011 | WO2011000456A3 Electric motor and installation comprising electric motors |
| 07/07/2011 | US20110163710 Vehicle power system |
| 07/06/2011 | CN201893743U Power balance control device for motor variable speed system |
| 07/06/2011 | CN201893742U Variable-frequency control system for glue spreading wheel of automatic edge sealing machine |
| 07/06/2011 | CN201892727U Tester for control mechanism of reciprocal-energy-feed double-straight-line induction motor |
| 07/06/2011 | CN102119096A Motor controller and drive device for hybrid vehicle |
| 06/30/2011 | US20110161906 Signal conversion facility and method for creating programming for a signal conversion facility |
| 06/29/2011 | EP2338090A1 Simultaneous zero verification for motors in a printing press |
| 06/29/2011 | CN201887709U Control device of operating mechanism of reciprocal power-fed double linear induction motor |
| 06/29/2011 | CN201887708U Motor control equipment for electric vehicle speed reducer |
| 06/29/2011 | CN102107088A Velocity feedback control system for a rotor of a toy helicopter |
| 06/23/2011 | WO2011074972A1 System for driving elongated electric machines |
| 06/23/2011 | US20110149678 Methods of and Systems for Improving the Operation of Electric Motor Driven Equipment |
| 06/22/2011 | CN201878075U Control circuit of motor for slashing warp beam unloading device |
| 06/22/2011 | CN201878074U Variable frequency control device for float glass horizontal stirrer |
| 06/22/2011 | CN201878073U Multi-shaft hardware synchronizer |
| 06/22/2011 | CN201878072U Lay length control device |
| 06/22/2011 | CN201877989U Electromagnetic combined USM |
| 06/15/2011 | CN101298303B Paper processing apparatus, paper processing method and image forming apparatus |
| 06/15/2011 | CN101253090B Hybrid vehicle and controlling method thereof |
| 06/09/2011 | DE102009056447A1 Electric motors e.g. brushless direct current motors, total current limiting method for e.g. motor vehicle, involves lowering current or speed parameter so that determined total current does not exceed maximum allowed total current |
| 06/08/2011 | CN102088264A Control device of coating machine |
| 06/08/2011 | CN102085861A Motor drive system for hybrid vehicle and method for controlling the same in the event of failure |
| 06/08/2011 | CN102085813A Motor drive system for hybrid vehicle and method for controlling the same |
| 06/08/2011 | CN101510077B Multi-drive type electric window-opening machine control system |
| 06/08/2011 | CN101370683B Electric motor drive apparatus and vehicle including the same |
| 06/07/2011 | US7956558 Automatic traction control for two separately excited motors utilizing a single electronic control |
| 06/03/2011 | WO2011064970A1 Load drive system, electric motor drive system and vehicle control system |
| 06/03/2011 | WO2011028895A3 Flywheel-based energy storage on a heave-compensating drawworks |
| 06/01/2011 | EP1858152B1 Load drive device, vehicle, and abnormality processing method in load drive device |
| 06/01/2011 | CN201854230U Multi-motor synchronous control system |
| 06/01/2011 | CN201854229U Multi-motor synchronous control system for band conveyor |
| 06/01/2011 | CN201848641U Rotator intersection line cutting welding device |
| 05/31/2011 | US7952305 Reverse drive control for a motorcycle |
| 05/26/2011 | US20110121772 Roller mill and method for size reduction of ground material |
| 05/25/2011 | CN201846293U Group control system for a plurality of variable frequency control motors |
| 05/25/2011 | CN101096941B Wind energy device having the engine room and rotor |
| 05/24/2011 | US7948192 Dual redundant variable field permanent magnet dynamoelectric machine |
| 05/18/2011 | CN201839247U Electrical controller of puer tea turning machine |
| 05/18/2011 | CN201839246U System with simultaneous control on frequency conversion and power frequency of fan of kiln |
| 05/18/2011 | CN201839135U Combined motor unit with main motor and auxiliary motor connected in series for saving energy of elevator |
| 05/18/2011 | CN102064752A Control device and method of reciprocal power-fed type bilinear induction machine operating mechanism |
| 05/18/2011 | CN102064751A Dual frequency conversion control system |
| 05/18/2011 | CN102064615A System and method for controlling magnetic field tracking servo mechanism |
| 05/18/2011 | CN101030741B Method for automatically synchronized array tracking of solar photovoltaic generator |
| 05/17/2011 | US7944158 Controlled electric motor arrangement for a tension mechanism |
| 05/17/2011 | US7944157 Dual ring dedicated drive control system for medium voltage variable frequency drives |
| 05/12/2011 | WO2010046008A8 Drive assembly for motorized adjusting of an adjusting element in a motor vehicle |
| 05/11/2011 | EP2060001B1 Method for controlling the motion of axes and device for carrying out this method |
| 05/05/2011 | WO2011052722A1 Cooperative control device |
| 05/04/2011 | EP2316160A2 Parallel motor controller architecture |
| 05/04/2011 | CN201821311U Dual-drive synchronous system deviation-rectifying device |
| 05/03/2011 | US7936139 Method and apparatus to facilitate controlling the connection of a mains to a movable barrier operator power supply |
| 04/28/2011 | US20110095716 Motor driver for machine tool with fan motor |
| 04/28/2011 | DE102007055837B4 Last-Ansteuerverfahren Load-driving |
| 04/21/2011 | WO2011045966A1 Hybrid vehicle |
| 04/21/2011 | DE102009045869A1 Electrical drive system, has variable transmission comprising two input shafts that are coupled with electric motors and output shaft that is coupled with component to be driven, where one of electric motors is controlled by inverter |
| 04/21/2011 | DE102009045679A1 Method for regulating drive of rotation body of e.g. illustration printing machine, involves changing or adjusting parameter based on operating parameter of rotary printing press and/or concentricity error superimposing rotational movement |
| 04/20/2011 | EP2312745A1 A system for driving asynchronously multiple motors by one inverter and for realizing frequency variation and speed adjusting of rotors |
| 04/20/2011 | CN201805392U Double-motor two-dimension integrated three-phase asynchronous hub motor and variable-frequency drive control system |
| 04/20/2011 | CN201805391U PLC of combined type dual-purpose and one-spare frequency conversion system |
| 04/20/2011 | CN201805390U Separation-type two-operating one-standby variable frequency system PLC |
| 04/20/2011 | CN201805389U Electromagnetic multi-wheel driven differential-speed current distributor |
| 04/20/2011 | CN102019751A Paperless printing press in case of power cut |
| 04/20/2011 | CN101342937B Navigation control method for ship propulsion system |
| 04/19/2011 | US7928686 Electric motor control device, electric vehicle, and hybrid electric vehicle |
| 04/19/2011 | US7928678 Door opening/closing control device |
| 04/14/2011 | DE19859348B4 Raupenabzug Caterpullar |
| 04/14/2011 | DE102009041485A1 Papierfreie Druckmaschine bei Stromausfall Free paper printing machine in case of power failure |
| 04/13/2011 | EP2308166A2 Data transfer between motors |
| 04/13/2011 | EP2114007B1 Power-system with utility fault ride-through capability |
| 04/13/2011 | EP1460756B1 Electrical load apparatus, electrical load control method, and computer-readable record medium with recorded program for enabling computer to control electrical load |
| 04/13/2011 | CN102013858A Multi-motor synchronous control system based on NN (Neural Network) |
| 04/13/2011 | CN101335494B Method and apparatus for controlling asynchronous motors |
| 04/13/2011 | CN101106346B Synchromous machine drive system |
| 04/12/2011 | US7923959 Rotor driving control device and image forming apparatus |
| 04/12/2011 | US7923944 Single processor dual motor control |
| 04/07/2011 | WO2011040169A1 Control device |
| 04/07/2011 | WO2011040168A1 Control device for electric motor drive device |