| 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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| 05/15/2013 | CN103107763A Compensation method of motor load pulsation based on nonlinear space vector pulse width modulation |
| 05/15/2013 | CN103107710A High-voltage inverter adaptive control system based on neural network and construction method thereof |
| 05/15/2013 | CN103104450A Frequency-conversion speed regulating device applied to oilfield water injection system |
| 05/15/2013 | CN101892797B Electric soundproof door |
| 05/15/2013 | CN101874345B Control of heavy machines |
| 05/14/2013 | US8441225 Direct-current to three-phase alternating-current inverter system |
| 05/14/2013 | US8441224 Driving apparatus for a vehicle-mounted electric motor |
| 05/10/2013 | WO2013065848A1 Control device for inverter circuit |
| 05/10/2013 | WO2013065512A1 Power conversion device |
| 05/10/2013 | WO2012055521A3 Drive |
| 05/10/2013 | WO2012010993A3 Electric motor with varying torque efficiency profile |
| 05/09/2013 | US20130113412 Inverter unit, integrated circuit chip, and vehicle drive apparatus |
| 05/09/2013 | US20130113404 Communication powered building automation system actuator |
| 05/08/2013 | EP2589144A1 Open delta motor drive with integrated recharge |
| 05/08/2013 | DE102011085859A1 Verfahren und Anordnung zum Betrieb von Synchronmotoren Method and apparatus for operation of synchronous motors |
| 05/08/2013 | DE102011085731A1 Elektrisches System Electrical System |
| 05/08/2013 | DE102011085657A1 Verfahren und Vorrichtung zum Betreiben einer elektronisch kommutierten elektrischen Maschine in einem Fehlerfall Method and apparatus for operating an electronically commutated electric machine when a fault |
| 05/08/2013 | CN202931251U Motor control circuit |
| 05/08/2013 | CN103098337A System for charging an energy store, and method for operating the charging system |
| 05/08/2013 | CN103097168A Motor driving system for electric vehicle |
| 05/08/2013 | CN103095212A Two-phase alternating-current frequency conversion motor drive circuit with power supplied by direct-current power source |
| 05/08/2013 | CN103095209A Medium-voltage frequency conversion system used for shale gas extraction |
| 05/08/2013 | CN103095206A Control method for two-degree of freedom fractional order of permanent magnetic synchronous motor |
| 05/08/2013 | CN102244497B Frequency conversion control method and device |
| 05/08/2013 | CN101726135B Air-conditioning system with two working modes and control method thereof |
| 05/08/2013 | CN101711452B System for controlling the steady-state rotation of a synchronous electric motor |
| 05/07/2013 | US8436573 Power conversion device |
| 05/07/2013 | US8436561 Method and device for monitoring the startup of an electric drive |
| 05/02/2013 | WO2013061808A1 Vehicle-driving induction motor controller |
| 05/02/2013 | WO2013061432A1 Motor control device |
| 05/02/2013 | WO2012047476A3 System and method for fast discharge of a ring motor field |
| 05/02/2013 | US20130106330 Rectifier and inverter based torsional mode damping system and method |
| 05/02/2013 | DE102012104618A1 Motorsteuervorrichtung, die eine Berechnungseinheit für die maximale Abgabe eines Gleichstromumformers umfasst Motor control apparatus comprising a computing unit for the maximum output of a DC to DC converter |
| 05/01/2013 | EP2587664A1 Motor drive apparatus and vehicle mounted with same |
| 05/01/2013 | EP2587660A1 Injection molding machine and power source regeneration converter |
| 05/01/2013 | EP2587659A1 Injection molding machine and power source regeneration converter |
| 05/01/2013 | EP2587656A1 Integrated regenerative ac drive with solid state precharging |
| 05/01/2013 | EP2586124A2 Controller |
| 05/01/2013 | EP2585335A1 Vehicle control system |
| 05/01/2013 | CN202918238U Current internal-model decoupling controller of open-winding permanent-magnet synchronous motor |
| 05/01/2013 | CN202918200U Double-power-output frequency converter |
| 05/01/2013 | CN103081348A Improved method to save energy for devices with rotating or reciprocating masses |
| 05/01/2013 | CN103081347A Open delta motor drive with integrated recharge |
| 05/01/2013 | CN103081336A AC motor driver apparatus |
| 05/01/2013 | CN103078590A Control apparatus for motor-generator |
| 05/01/2013 | CN103078589A Dead time effect compensation method and device |
| 05/01/2013 | CN103078588A Speed tracking method and speed tracking device of frequency converter system |
| 05/01/2013 | CN103078587A Motor driving device having reactive current instruction generating unit |
| 05/01/2013 | CN101958686B Methods, systems and apparatus for sensorless rotor angular position estimation |
| 05/01/2013 | CN101456513B Full-digital portal crane control system and control method |
| 05/01/2013 | CN101383587B Method and apparatus for active voltage control of electric motors |
| 04/25/2013 | WO2013058281A1 Device for controlling rotary electrical machine |
| 04/25/2013 | WO2013058122A1 Motor control device and motor control method |
| 04/25/2013 | WO2013058109A1 Motor control device and motor control method |
| 04/25/2013 | WO2013058090A1 Motor control device and motor control method |
| 04/25/2013 | WO2013057854A1 Motor drive system and control method thereof |
| 04/25/2013 | WO2013057853A1 Motor drive system and control method thereof |
| 04/25/2013 | WO2013057780A1 Motor control device |
| 04/25/2013 | DE102012110120A1 Steuervorrichtung für einen Motor-Generator A control apparatus for a motor-generator |
| 04/25/2013 | DE102012020473A1 Motor-Ansteuervorrichtung mit Blindstromanweisungserzeugungseinheit The motor driver with power-instruction generation unit |
| 04/24/2013 | EP2584695A1 Power-saving driving apparatus and power-saving driving method for apparatus with uniform load pattern |
| 04/24/2013 | CN202906834U Track traffic vehicle air-conditioning frequency converter based on digital signal processor (DSP) |
| 04/24/2013 | CN202906833U Vehicle motor controller |
| 04/24/2013 | CN202906832U Small power supply for three-phase motor |
| 04/24/2013 | CN202906831U Frequency conversion and energy saving system of mine hoist |
| 04/24/2013 | CN202906830U Orthogonal pulse capture circuit for variable-frequency speed governor |
| 04/24/2013 | CN202906829U Constant voltage water supply gas supply frequency conversion cabinet |
| 04/24/2013 | CN103066918A Three-phase voltage stabilizer |
| 04/24/2013 | CN103066917A Wound-rotor asynchronous motor cascade speed control method |
| 04/24/2013 | CN103066899A Brushless direct current (DC) motor driver based on Z source and control method thereof |
| 04/24/2013 | CN103066755A Driving apparatus |
| 04/24/2013 | CN102291084B Control method, device and system of inverter |
| 04/24/2013 | CN102064755B Control strategy applied to high speed motor |
| 04/24/2013 | CN101953064B Electric motor drive device and control method thereof |
| 04/24/2013 | CN101291132B Method and system for pulse position scheduling for electric drive |
| 04/24/2013 | CN101252337B Reduction of subharmonic oscillation at high frequency operation of a power inverter |
| 04/18/2013 | WO2013054741A1 Power converter and method for controlling power converter |
| 04/18/2013 | WO2013025359A3 Apparatus for continued operation of an electric motor during an interruption in input power |
| 04/18/2013 | WO2012019116A3 Electric motor and motor control |
| 04/18/2013 | US20130093377 Pwm output apparatus and motor driving apparatus |
| 04/18/2013 | US20130093376 Regenerative medium voltage inverter |
| 04/17/2013 | EP2580860A1 Voltage inverter and method of controlling such an inverter |
| 04/17/2013 | CN202889286U Modularized high-voltage rotor frequency converter |
| 04/17/2013 | CN202889285U Variable frequency speed regulation device for electrical transmission |
| 04/17/2013 | CN202889284U Frequency converter for numerically-controlled machine tool |
| 04/17/2013 | CN202889283U High-voltage rotor frequency conversion detection apparatus |
| 04/17/2013 | CN202889277U Drive and power generation system of low-voltage micro gas turbine |
| 04/17/2013 | CN202889121U Motor energy-saving system |
| 04/17/2013 | CN202880682U Novel explosion-proof crown block |
| 04/17/2013 | CN103053110A Motor drive device |
| 04/17/2013 | CN103053109A AC motor rotation direction detecting method and electric power conversion device for AC motor using same |
| 04/17/2013 | CN103051284A Motor driving device and driving method for washing machine |
| 04/17/2013 | CN103051283A Regenerative medium voltage inverter |
| 04/17/2013 | CN103051282A Variable-frequency and industrial frequency switching device and switching method of Variable-frequency and industrial frequency switching device |
| 04/17/2013 | CN103051259A Claw pole motor driving system and method as well as fan driving system applying same |
| 04/17/2013 | CN103051239A Cascade multiple inverter device |
| 04/17/2013 | CN102386842B Locomotive variable-voltage variable-frequency auxiliary power frequency control method |
| 04/17/2013 | CN101924517B Inverter device |
| 04/17/2013 | CN101919151B Controller of power converter |
| 04/17/2013 | CN101617440B Method for obtaining a predetermined position of an antenna |