| 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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| 08/14/2013 | DE102013100165A1 Motoransteuersystem Motor drive system |
| 08/14/2013 | CN203124076U Speed adjusting device for grinding machine of electrode slagging recovery system |
| 08/14/2013 | CN103250345A Variable speed driver for induction motor for road tunnel jet fan driven via long cable |
| 08/14/2013 | CN103250343A Inductance measurement device and measurement method for synchronous electric motor |
| 08/14/2013 | CN103248316A Method for controlling motor through multiple-frequency superposition |
| 08/14/2013 | CN103248315A Intelligent efficient and energy-saving AC/DC motor and driving method thereof |
| 08/14/2013 | CN103248314A Electric power tool |
| 08/14/2013 | CN103248311A Frequency conversion controller of motor |
| 08/14/2013 | CN103248307A Fault diagnosis method for current sensor in induction motor speed regulating system |
| 08/14/2013 | CN103248306A Online decoupling identification method of multiple parameters of PMSM (permanent magnet synchronous motor) |
| 08/14/2013 | CN103248304A Tri-level inversion indirect vector control system based on simplified SVPWM (space vector pulse width modulation) |
| 08/14/2013 | CN102355049B Large power variable-frequency power supply device with adjustable output voltage ultra-wide range |
| 08/14/2013 | CN102185492B Seven-level medium-voltage frequency converter for electric submersible pump |
| 08/14/2013 | CN102170260B Control apparatus for electric rotating machine |
| 08/14/2013 | CN102143855B Power conversion device |
| 08/14/2013 | CN101902198B Method and apparatus for diagnosing a motor control circuit in a hybrid vehicle |
| 08/13/2013 | US8508181 Adjustable frequency drive and system |
| 08/13/2013 | US8508165 AC-DC converter, method of controlling the same, motor driver, compressor driver, air-conditioner, and heat pump type water heater |
| 08/08/2013 | WO2012160092A3 Method and device for operating a brushless motor |
| 08/08/2013 | WO2012134839A3 Rate limited common mode control for pulse-width modulation drives |
| 08/08/2013 | US20130200831 Power supply device |
| 08/08/2013 | US20130200829 Power supply apparatus of home appliance |
| 08/08/2013 | DE102012221536A1 Motorsteuerungsvorrichtung, auf eine Motorsteuerungsvorrichtung angewendetes Stromsteuerungsverfahren und eine Motorsteuervorrichtung verwendende elektrische Servolenkungsvorrichtung Motor control device may be applied to a motor control device power control method and a motor control apparatus using electric power steering apparatus |
| 08/07/2013 | CN203119841U Full-digital AC servo driver |
| 08/07/2013 | CN203119840U Punching machine energy-saving control device |
| 08/07/2013 | CN203119839U High-voltage frequency converter system provided with safe bypass circuit |
| 08/07/2013 | CN203119836U Integrated driving device of high-voltage winding motor for milling machines |
| 08/07/2013 | CN203119835U Winding motor dual-converter control device without speed sensor |
| 08/07/2013 | CN203119820U Frequency converter output current measuring device |
| 08/07/2013 | CN203119770U Multi-motor-driving frequency-converting and energy-saving device based on common DC bus and pumping unit |
| 08/07/2013 | CN103236816A Method for realizing stable operation of frequency converter under V/F (voltage/frequency) control |
| 08/07/2013 | CN103236815A Method for modulating space vector impulse width of frequency converter |
| 08/07/2013 | CN103236814A Fractional integral sliding mode-based speed control method and device for permanent magnet synchronous motor |
| 08/07/2013 | CN102248963B Drive apparatus |
| 08/07/2013 | CN101981805B Motor control device and electric power steering device |
| 08/06/2013 | US8502493 Control device and control method for alternating-current motor |
| 08/06/2013 | US8502487 Motor energy recycling device |
| 08/01/2013 | WO2013111968A1 Method for current control pulse width modulation of multiphase full bridge voltage source inverter |
| 08/01/2013 | WO2013111575A1 Motor drive device and refrigerator utilizing same |
| 08/01/2013 | WO2013111383A1 Control device for alternating current rotary machine |
| 08/01/2013 | WO2013111357A1 Control apparatus for ac rotating machine, and electric power steering apparatus provided with said control apparatus |
| 08/01/2013 | WO2013111327A1 Motor control device and electric power steering device |
| 08/01/2013 | WO2013111326A1 Motor drive circuit and permanent magnet synchronous motor |
| 08/01/2013 | WO2013110532A1 Multicore implemented weight - function based predictive control of an electric converter |
| 08/01/2013 | WO2013014562A3 A controller and method for determining a modulation scheme |
| 08/01/2013 | US20130193882 Method for controlling inverter |
| 08/01/2013 | DE112011102997T5 Steuerungsvorrichtung Control device |
| 08/01/2013 | DE102013001201A1 Motoransteuersteuervorrichtung zur Begrenzung der Ausgabe des Motors Motoransteuersteuervorrichtung to limit the output of the motor |
| 08/01/2013 | DE102012201269A1 Wahlweise Steuerung eines Wechselstrommotors oder Gleichstrommotors Optionally, control of an AC motor or DC motor |
| 07/31/2013 | EP2621083A2 Aircraft motor drive control apparatus |
| 07/31/2013 | EP2621082A1 Motor driving system and motor system |
| 07/31/2013 | EP2621074A1 Multicore implemented weight-function based predictive control of an electric converter |
| 07/31/2013 | EP2619900A1 Method for controlling an asynchronous machine having a converter in a manner that is optimal for (copper) loss |
| 07/31/2013 | EP2619876A2 Method for transferring energy between at least two power cells in a controllable energy store |
| 07/31/2013 | EP2619873A2 System for charging an energy store, and method for operating the charging system |
| 07/31/2013 | CN203104360U A high-voltage frequency converter with a common DC bus |
| 07/31/2013 | CN203104359U Driver and variable-frequency motor integrated driving system |
| 07/31/2013 | CN203104358U Power-saving device of aluminum extrusion type machine |
| 07/31/2013 | CN203104357U Variable frequency driving device of electric submersible pump |
| 07/31/2013 | CN103229414A 电动机驱动系统及其控制方法 Motor drive system and control method |
| 07/31/2013 | CN103227610A Motor control circuit and automobile |
| 07/31/2013 | CN103227609A Motor control apparatus which limits torque command according to input current or power |
| 07/31/2013 | CN103227608A 马达控制装置 Motor control means |
| 07/31/2013 | CN103227605A Control method for preventing overvoltage of high-voltage frequency converter with fan load during speed reduction process |
| 07/31/2013 | CN103227598A Permanent magnet motor controller with voltage dip protection function |
| 07/31/2013 | CN102185510B Safety protective power system |
| 07/31/2013 | CN102027670B Motor control device, and electric steering device |
| 07/31/2013 | CN101855825B Motor control device and control method thereof |
| 07/30/2013 | US8497649 Motor driving control apparatus for controlling motor output according to power characteristics of AC power supply |
| 07/30/2013 | CA2674594C System for realizing rotor variable frequency speed control asynchronously and simultaneously by driving multiple motors via one inverter |
| 07/25/2013 | WO2013108877A1 Control device and control method for permanent magnet electric motor |
| 07/25/2013 | WO2013108374A1 Power conversion device |
| 07/25/2013 | WO2013108356A1 Motor controller |
| 07/25/2013 | WO2013107231A1 Climbing assisted device |
| 07/25/2013 | DE102013000856A1 Motorsteuervorrichtung, die einen Drehmomentbefehl in Abhängigkeit vom Eingangsstrom oder der Eingangsleistung begrenzt The motor control apparatus that limits a torque command in response to the input current or the input power |
| 07/25/2013 | DE102012200932A1 Actuating device for actuating e.g. independently excited direct current machine in electric car, has storage unit charged and not charged by current if detected state is different from and corresponds to predefined state, respectively |
| 07/25/2013 | DE102012001224A1 Method for actuating electrical induction machine by power electronics in motor vehicle, involves adjusting operating mode of machine in response to adjusted speed range and/or fault condition of machine |
| 07/24/2013 | EP2618472A2 Power converter with asymmetric phase shift autotransformer for alternating current (AC) motor |
| 07/24/2013 | EP2617126A2 Inverter apparatus and inverter control method |
| 07/24/2013 | CN203086349U Frequency converter power saving device |
| 07/24/2013 | CN203086141U Intelligent filtering electricity-saving device |
| 07/24/2013 | CN103222182A Variable-speed drive provided with a supercapacitor module |
| 07/24/2013 | CN103219943A High-frequency IGBT rotor frequency changer speed adjusting system |
| 07/24/2013 | CN103219942A Method and device for switching variable frequency to power frequency and frequency converter |
| 07/24/2013 | CN103216867A Range hood wind quantity and wind pressure compensating system based on variable frequency motor and control method of system |
| 07/18/2013 | WO2013105225A1 Electric power steering device |
| 07/18/2013 | WO2013105187A1 Inverter control device |
| 07/18/2013 | WO2013105173A1 Inverter control device |
| 07/18/2013 | WO2013105136A1 Motor control device |
| 07/18/2013 | WO2013023931A3 Vehicle with power electronics |
| 07/18/2013 | US20130181654 Motor drive system employing an active rectifier |
| 07/18/2013 | US20130181646 Three-phase ac to dc converter and air conditioning apparatus using three-phase ac to dc converter |
| 07/18/2013 | US20130181643 Power converter with asymmetric phase shift autotransformer for alternating current (ac) motor |
| 07/18/2013 | US20130181640 Driver for switching element and control system for rotary machine using the same |
| 07/17/2013 | EP2615734A1 Ac motor rotation direction detecting method and electric power conversion device for ac motor using same |
| 07/17/2013 | CN203071865U Oilfield intelligent distribution box |
| 07/17/2013 | CN203071864U Single-phase AC motor and its speed control circuit |
| 07/17/2013 | CN203071846U Explosion-proof type reversible soft starter provided with intelligent gating |
| 07/17/2013 | CN103210580A 控制装置 Control device |
| 07/17/2013 | CN103208968A Electric load control apparatus |