Patents for H02P 27 - Arrangements or methods for the control of ac-motors characterised by the kind of supply voltage (13,284) |
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06/01/2010 | US7729842 Electronic four-wheel drive control |
06/01/2010 | US7728557 Electric discharge controller, electric discharge control method and its program |
06/01/2010 | US7728544 System and method for controlling input line harmonics in a motor drive |
05/27/2010 | US20100127656 Ac motor drive controller |
05/27/2010 | US20100127650 Power supply topology for a multi-processor controller in an electric traction system |
05/27/2010 | US20100127649 Power controller for electric vehicle |
05/27/2010 | DE102009022474A1 Steuervorrichtung für Automatikgetriebe A control apparatus for automatic transmission |
05/26/2010 | EP2190112A1 Ac motor control device and ac motor control method |
05/26/2010 | CN201490967U High-voltage frequency conversion speed regulator |
05/26/2010 | CN201490966U Speed-adjusting inversion control device for power generating set |
05/26/2010 | CN201490964U Motor energy-saving device |
05/26/2010 | CN201485053U Power saving device used in operational process of belt conveyor |
05/26/2010 | CN201485052U Intelligent starting device for belt conveyor |
05/26/2010 | CN201483604U Timber drying system with electricity-saving performance |
05/26/2010 | CN101714849A Novel single motor PWM driving device |
05/26/2010 | CN101714848A Multiphase induction motor electronic pole-changing transmission device |
05/26/2010 | CN101714826A Multi-phase current supplying circuit, driving apparatus, compressor, and air conditioner |
05/26/2010 | CN101714824A Power electronic module igbt protection method and system |
05/26/2010 | CN101713816A Alternating current motor traction test platform with bidirectional direct current energy-feedback link |
05/26/2010 | CN101257279B Motor drive device |
05/26/2010 | CN101179255B H-bridge inverter of AC motor |
05/26/2010 | CN101001075B Torque control device and method of DC variable frequency compressor |
05/25/2010 | US7723946 Method and system for pulse position scheduling in electric drives |
05/25/2010 | US7723945 Control device for motor drive system and electric vehicle including the same |
05/25/2010 | US7723944 Vector control device of induction motor, vector control method of induction motor, and drive control device of induction motor |
05/20/2010 | WO2010034906A3 Electric actuator including two current-controlled voltage inverters powering an electric machine, and reconfigurable in the presence of a defect |
05/20/2010 | US20100125395 Control device of automatic transmission |
05/20/2010 | US20100125371 System and method for forming universal control panel |
05/20/2010 | DE112008001911T5 Invertersteuervorrichtung und Fahrzeug Inverter control apparatus and vehicle |
05/20/2010 | DE102008057701A1 Verfahren zum Betrieb von Synchronmotoren und zugehörige Einrichtung Method of operation of synchronous motors and related equipment |
05/19/2010 | EP1984202B1 Electric motor drive apparatus and vehicle including the same |
05/19/2010 | EP1981733B1 Power source apparatus for vehicle, vehicle and method of controlling power source apparatus |
05/19/2010 | EP1753634B1 Motor drive apparatus |
05/19/2010 | CN201479078U Speed control system of alternating current excitation motor |
05/19/2010 | CN201479077U Control device for alternating-current frequency conversion traction inverter used in locomotive |
05/19/2010 | CN201479076U Shaft drive transmission device for medical skeleton frequency conversion high speed motor |
05/19/2010 | CN201479075U Compound non-coded disk positioning and controlling system of magneto oil pumping unit |
05/19/2010 | CN201479070U Speed-regulating control device of permanent-magnetic synchronous motor |
05/19/2010 | CN201478973U Single-phase multi-function rare earth permanent magnet generator |
05/19/2010 | CN201473034U Frequency conversion speed regulation intelligent control device for belt conveyor |
05/19/2010 | CN201470483U Polymetallic mineral species concentrating device |
05/19/2010 | CN201470068U Full-automatic frequency conversion mahjong machine |
05/19/2010 | CN1980046B Control device of electric motor |
05/19/2010 | CN1967995B Electrically powered vehicle mounting electric motor and control method therefor |
05/19/2010 | CN101711453A A control system without position sensors for a synchronous electric motor |
05/19/2010 | CN101711452A System for controlling the steady-state rotation of a synchronous electric motor |
05/19/2010 | CN101710823A Flame-proof frequency conversion control device |
05/19/2010 | CN101710822A Motor drive device and main frame |
05/19/2010 | CN101286724B Direct torque control method for permanent magnetic synchronous electric machine |
05/19/2010 | CN101223685B Secondary battery control device and control method |
05/19/2010 | CN101204003B Power conversion control device, power conversion control method |
05/19/2010 | CN101179221B Brushless dual-mechanical port motor |
05/19/2010 | CN101012836B Variable-frequency speed-adjusting energy-saving water pump fuzzy control method |
05/18/2010 | US7720576 Intelligent auxiliary power supply system with current and temperature monitoring capabilities |
05/14/2010 | WO2010052930A1 Motor and motor control device |
05/13/2010 | US20100117587 Method for field-oriented operation to zero speed of an encoder-less asynchronous machine |
05/13/2010 | US20100117586 Phase current estimation apparatus for motor and magnetic pole position estimation apparatus for motor |
05/13/2010 | US20100117570 Power conversion device |
05/13/2010 | US20100117569 Synchronous electrical machine |
05/13/2010 | US20100116074 Automatic transmission control apparatus |
05/12/2010 | EP2184843A1 Direct type ac power converting device |
05/12/2010 | EP2184842A1 Ac/dc converter, and compressor driving unit and air conditioner utilizing the same |
05/12/2010 | CN201467069U Permanent-magnet synchronous linear motor driver |
05/12/2010 | CN201467068U Intelligent control device of AC linear induction motor |
05/12/2010 | CN201467067U Motor energy-saving device |
05/12/2010 | CN201467066U Mine variable-frequency governor with external cooling device |
05/12/2010 | CN201467065U Variable frequency control system of air compressor motor |
05/12/2010 | CN201467064U Variable frequency motor control device |
05/12/2010 | CN201467063U Parallel system of high-voltage frequency converters |
05/12/2010 | CN201467062U AC frequency conversion speed regulation control equipment of rotary drill rig |
05/12/2010 | CN201467061U Motor driver with VAR compensation |
05/12/2010 | CN201467060U AC motor speed controller |
05/12/2010 | CN201467049U Switched reluctance motor control device without position sensor |
05/12/2010 | CN201466938U AC adjustable speed motor system |
05/12/2010 | CN201466929U Dual-permanent magnet type brushless double-fed dual-mechanical port motor |
05/12/2010 | CN201466504U Digital integral control cabinet of oil pumping unit |
05/12/2010 | CN201464918U Electronic fine-tuning system for back barrier stroke and cylinder stroke of plate bending machine |
05/12/2010 | CN201464891U Vibration detection device of vibration screen |
05/12/2010 | CN201459423U jig dyeing machine |
05/12/2010 | CN1964182B Electrical equipment |
05/12/2010 | CN1538611B Converter controller of drive motor and air conditioner using converter controller |
05/12/2010 | CN101050770B Multiple fan parallel type wind-light complementary water pumping system |
05/11/2010 | US7715950 Non-inverter based distributed energy resource for use in a dynamic distribution system |
05/06/2010 | WO2010050594A1 Power module, power conversion device, and electric vehicle |
05/06/2010 | WO2010050020A1 Control device for permanent magnet synchronization electric motor |
05/06/2010 | WO2010048684A2 Method and system for actuating a variable speed electric engine for a compressor, variable capacity compressor and refrigeration system |
05/06/2010 | US20100109597 Method and apparatus for quiet fan speed control |
05/06/2010 | US20100109585 AC motor driving circuit and electric car driving circuit |
05/06/2010 | US20100109578 Motor control device |
05/05/2010 | EP2181905A2 Hybrid working machine |
05/05/2010 | EP2181883A1 Controller for ac electric train |
05/05/2010 | CN201450485U Mining explosion-suppression and instinctive safety type combined variable frequency speed regulating device |
05/05/2010 | CN201450484U Special water cooling variable frequency speed controlling device for coal mining machine |
05/05/2010 | CN201449531U Energy-saving supporting device |
05/05/2010 | CN201448276U Application device of variable-frequency controller on electric fan |
05/05/2010 | CN1877983B Frequency conversion controller controlled by electronic control unit |
05/05/2010 | CN1783692B Speed controller of synchronous motor |
05/05/2010 | CN1762084B Synchronous electrical machine and combined device comprising stator and rotor, and method for controlling electrical machine |
05/05/2010 | CN1482733B Electric motor control device |
05/05/2010 | CN101702616A Four-quadrant frequency variation speed regulating device of induction motor |