| 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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| 07/24/2013 | CN203086390U Flyer frame |
| 07/24/2013 | CN203086389U Capacitor connection structure of vehicle-mounted dual-motor controller |
| 07/24/2013 | CN103219930A Method used for enabling dual-motor driving shaft to move back to origin point |
| 07/23/2013 | US8493007 Method for ascertaining measured values in a cyclically controlled system |
| 07/18/2013 | WO2013104582A2 Method of control implemented for controlling two permanent-magnet synchronous electric motors connected in parallel |
| 07/17/2013 | CN203071853U Intelligent energy conservation control device for pumping unit dragging system of producing well |
| 07/17/2013 | CN102129251B Synchronous control apparatus |
| 07/10/2013 | CN203057045U Abrasive machine frequency-conversion adjustable roller rotating speed concentrated control device |
| 07/10/2013 | CN203057044U DC straight-through controller |
| 07/10/2013 | CN103201945A Programmable motor and method |
| 07/10/2013 | CN103199773A Servo driving system based on bus technology |
| 07/04/2013 | WO2013054349A3 Torque assist for motor |
| 07/04/2013 | WO2012119795A3 Control unit |
| 07/03/2013 | CN102234908B Motor drive apparatus |
| 07/03/2013 | CN101985258B Connection method of adhesive binding line shaftless connecting device |
| 07/03/2013 | CN101501980B 动力分支系统和动力分支方法 Dynamic branch system and method for dynamic branch |
| 06/27/2013 | WO2013095718A1 Traction motor drive system for a locomotive |
| 06/27/2013 | WO2013094360A1 Synchronous motor drive apparatus |
| 06/27/2013 | US20130164132 Dual frequency hub mounted vibration suppressor system |
| 06/27/2013 | US20130162177 Method for Determining Proper Wiring of Multiple 3 Phase Motors in a Single System |
| 06/26/2013 | EP2607717A1 Electro-hydraulic drive system for a work machine |
| 06/26/2013 | DE202013004118U1 Pulsweitenmodulierender Gleichstromsteller mit integrierter Zweimotorenansteuerung Pulsweitenmodulierender DC-DC converter with integrated dual-motor drive |
| 06/26/2013 | CN203027173U Multiaxial alternating current servo driving device |
| 06/26/2013 | CN103178757A Chopping control driving box |
| 06/26/2013 | CN103178756A Intelligent control method capable of reducing higher harmonics for pumping unit |
| 06/20/2013 | US20130152817 Traction motor drive system for a locomotive |
| 06/19/2013 | CN203014726U Synchronous control device for four driving motors of large-scale charging and discharging machine |
| 06/19/2013 | CN203014725U Complete matrix axis controller |
| 06/19/2013 | CN103166542A Speed governing autodyne phase modulation intelligent control method for pumping unit |
| 06/19/2013 | CN103166541A Power supply circuit of smoke exhaust fan of flue gas cleaning system |
| 06/18/2013 | US8467938 Electric power steering apparatus |
| 06/13/2013 | US20130147404 Dc-dc converter system of an electric vehicle and control method thereof |
| 06/13/2013 | US20130147403 Electro-Mechanical Drive with Extended Constant Power Speed Range |
| 06/12/2013 | CN202997984U Frequency changer KNKF energy-saving system of oil field pumping unit |
| 06/12/2013 | CN202997983U Integrated dual-motor control system for magnetic-suspension energy-storing flywheel |
| 06/12/2013 | CN202997982U A frequency conversion control device of a belt conveyor in a mine |
| 06/12/2013 | CN202997981U Multi-axis motion AC servo control system based on SERCOS bus and CAN bus |
| 06/12/2013 | CN103151971A Multi-motor control system based on programmable logic controller (PLC) and achieving frequency conversion speed controller |
| 06/12/2013 | CN103144550A Motor control method and system |
| 06/12/2013 | CN101902184B Methods, systems and apparatus for controlling operation of two alternating current (AC) machines |
| 06/12/2013 | CN101820248B Control techniques for motor driven systems |
| 06/11/2013 | US8461797 Current direction detection module |
| 06/11/2013 | US8461784 Programmable motor for window coverings |
| 06/11/2013 | US8461783 Electric drive unit for a water-bearing domestic appliance |
| 06/11/2013 | US8461782 Linear or rotational motor driver identification |
| 06/05/2013 | CN202978789U Frequency conversion speed regulation system wiring device |
| 06/05/2013 | CN202969031U Slurry truck traction control system with synchronous alternating-current servo motors and slurry truck with same |
| 06/05/2013 | CN103138659A Motor drive apparatus having power failure detection unit for determining presence or absence of power failure |
| 06/05/2013 | CN103138658A Electric control system for drilling well motor and electric control technology thereof |
| 06/05/2013 | CN101764551B Direct-current motor control circuit and motor |
| 06/05/2013 | CN101453189B Controlled electrical motor system for tensioning mechanism |
| 05/29/2013 | DE4412945B4 Vorrichtung und Verfahren zur Dämpfung von mechanischen Schwingungen von Druckmaschinen A device and method for damping mechanical vibrations of printing machines |
| 05/29/2013 | DE102012009856B3 Drive assembly for adjusting e.g. tailgate of motor car, sets modulation switching frequency associated with motors to be different from each other at specific time, during the adjusting of provided continuously shifting frequency |
| 05/29/2013 | CN103124160A Power system controlling and monitoring power semiconductor devices emplloying two serial signals |
| 05/29/2013 | CN101640511B Motor control system |
| 05/28/2013 | US8450952 Power supply apparatus and power supply arrangement |
| 05/28/2013 | CA2481576C Clean common powerbus variable frequency drive system |
| 05/23/2013 | US20130127390 System, Method and Apparatus for Computing, Monitoring, Measuring, Optimizing and Allocating Power and Energy for a Rod Pumping System |
| 05/22/2013 | CN202949383U Russian shovel left-right driving motor synchronicity feedback system |
| 05/16/2013 | WO2013069500A1 Control program, control method, and control device |
| 05/16/2013 | DE102011118360A1 Device for controlling drive units in controlled drive system for packaging machine, has interface connected with uncoupling device for decoupling control signal of input of peripheral control unit to peripheral devices |
| 05/15/2013 | CN101874345B Control of heavy machines |
| 05/10/2013 | WO2012010993A3 Electric motor with varying torque efficiency profile |
| 05/08/2013 | EP2589510A1 Driving-force control apparatus for electric vehicle |
| 05/08/2013 | CN202931238U Mobile rolling machine control system |
| 05/08/2013 | CN202931237U Electric wheel self-unloading vehicle alternating current transmission main circuit |
| 05/08/2013 | CN202931236U AC frequency-conversion synchronous control system for wheel-rail girder transporting vehicles |
| 05/08/2013 | CN103095190A Servomotor drive device that drives servomotor connected to rotating shaft |
| 05/07/2013 | US8436713 Door drive |
| 05/02/2013 | US20130110333 System for hybrid vehicle to enhance performance during electric mode |
| 05/01/2013 | CN202918229U Energy saving circuit for dual drive DC motor |
| 05/01/2013 | CN202918228U Novel controller structure for automotive motor |
| 05/01/2013 | CN103078568A 并联运动解耦伺服控制平台 Decoupling Parallel servo motion control platform |
| 05/01/2013 | CN103075141A Solid control system adopting touch screen as control mode |
| 05/01/2013 | CN101517913B Installation and method for operating an installation |
| 04/25/2013 | DE102012020473A1 Motor-Ansteuervorrichtung mit Blindstromanweisungserzeugungseinheit The motor driver with power-instruction generation unit |
| 04/24/2013 | CN202906809U Front slit sealing three-sided book trimming linkage line synchronous controller |
| 04/24/2013 | CN202906808U Double motor control device |
| 04/17/2013 | CN202889277U Drive and power generation system of low-voltage micro gas turbine |
| 04/17/2013 | CN202889269U Electric appliance interlocking device of feeding machine with host and frequency changer |
| 04/17/2013 | CN202889268U Slime pump belt pulley antiskid protection system for petroleum drilling machine |
| 04/17/2013 | CN202889267U Three-motor synchronous control system based on fuzzy second order auto disturbance rejection controller (ADRC) |
| 04/17/2013 | CN103051259A Claw pole motor driving system and method as well as fan driving system applying same |
| 04/17/2013 | CN103051258A Power supply circuit for Hall sensor of dual-redundancy servo motor |
| 04/17/2013 | CN102594227B Variable frequency control system and engineering machine with same |
| 04/10/2013 | CN202872707U Control circuit of high-speed drawing machine |
| 04/10/2013 | CN202861061U Lower-roll synchronous transmission device of four-roll veneer reeling machine |
| 04/10/2013 | CN102130640B Multishaft synchronous servo driving system and synchronous control method thereof |
| 04/10/2013 | CN101946397B Motor drive apparatus, hybrid drive apparatus and method for controlling motor drive apparatus |
| 04/09/2013 | US8417398 Vehicle and method for drive control in a vehicle |
| 04/03/2013 | CN202856671U Motor control system |
| 04/03/2013 | CN103026305A Dual pinion drive system |
| 04/03/2013 | CN103023393A Control method of single-inverter bi-motor system |
| 04/03/2013 | CN103016014A Cutter head driving device for shield tunneling machine and synchronous control method thereof |
| 04/03/2013 | CN102176650B Method and device for generating master-salve servo system synchronous signals, and lamp detector |
| 03/28/2013 | DE102011114479A1 Roving machine for manufacture of roving bobbin, has flywheel that is operated at reduced rotational speed so that electrical energy is supplied to selected electrical loads of roving machine for pre-set period |
| 03/27/2013 | CN202841030U Hybrid driving control system for automated guided vehicle |
| 03/27/2013 | CN202841029U Electromotor driving and controlling device |
| 03/27/2013 | CN202841028U Balance control system for double motor driven vertical lift platform |
| 03/27/2013 | CN202841027U Apparatus for realizing real-time fine-tuning synchronization of double-pusher by using thyristor electronic switch |