| 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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| 12/18/2013 | CN203352517U Servo motion control all-in-one machine used for flying saw machine |
| 12/18/2013 | CN103460597A 电动机控制装置 A motor control unit |
| 12/18/2013 | CN103460576A Rate limited common mode control for pulse-width modulation drives |
| 12/18/2013 | CN103457536A Alternating current servo driver based on current detection and position feedback structure |
| 12/18/2013 | CN103457535A Variable frequency speed control system |
| 12/18/2013 | CN103457534A Inverter controller and method for controlling torque motor |
| 12/18/2013 | CN103457526A Electric motor drive apparatus and electric power steering apparatus having the same |
| 12/18/2013 | CN103457428A Process of high-starting-torque efficient permanent magnet synchronous motor for oil field pumping unit |
| 12/18/2013 | CN102812631B Motor drive device |
| 12/18/2013 | CN102201777B Control device and control method of induction motor |
| 12/18/2013 | CN102057229B Air conditioner, air conditioner manufacturing method, and compressor |
| 12/18/2013 | CN102047552B 电动机控制装置及电动助力转向装置 Motor control device and electric power steering apparatus |
| 12/13/2013 | CA2818835A1 Systems, apparatus, and methods for soft starting large ac motors with a variable frequency drive |
| 12/12/2013 | WO2013182781A1 Method for controlling a three-phase inverter by means of evolutive discontinuous random space vector modulation |
| 12/12/2013 | WO2013181744A1 Method and system for designing a control software product for integration within an embedded system of a power electronics system |
| 12/12/2013 | US20130328514 Power Inverter |
| 12/12/2013 | DE102012209626A1 Verfahren und Vorrichtung zum Antreiben eines Kraftfahrzeuges mit mindestens zwei Antriebsachsen Method and apparatus for driving a motor vehicle with at least two drive axles |
| 12/11/2013 | CN203340018U Frequency converter open loop control system based on voltage frequency ratio |
| 12/11/2013 | CN203340017U Frequency control system for large-power brushless double-feed motor |
| 12/11/2013 | CN203340014U Frequency converter vector control system without encoder feedback |
| 12/11/2013 | CN103444074A Control apparatus for electric motor, electric vehicle provided with same, and method for controlling electric motor |
| 12/11/2013 | CN103442932A Vehicle control device and control method |
| 12/11/2013 | CN103441732A Refrigerator and inverter compressor controlling device thereof |
| 12/11/2013 | CN103441731A Charging circuit of high-voltage variable-frequency speed adjustment system and control method thereof |
| 12/11/2013 | CN103441730A Motor fault-tolerant driving control system and method achieving self-repairing of faults |
| 12/11/2013 | CN103441729A Small motor step speed regulation device |
| 12/11/2013 | CN103441728A Controlling system and controlling method for IGBT type cascade speed control system active power filter |
| 12/11/2013 | CN103441654A Method for manufacturing transducer |
| 12/11/2013 | CN103441553A Electric car modularization power system based on parallel connection of batteries and control method |
| 12/11/2013 | CN102122917B Electric pitch change control device and electric pitch change control system |
| 12/11/2013 | CN101650900B Displaying information on moving objects, and frequency converter |
| 12/10/2013 | US8604732 Inverter unit |
| 12/05/2013 | WO2013179771A1 Converter device, and motor drive device using same |
| 12/05/2013 | US20130320754 Power supply system comprising a multiphase matrix converter and method for operating same |
| 12/05/2013 | DE102012209369A1 Regeleinrichtung zur Beseitigung von Störungen im Netz Control means for eliminating interference in the network |
| 12/04/2013 | EP2670028A1 Stator teeth, stator, rotating armature, and method for controlling rotating armature |
| 12/04/2013 | CN203326953U Oil pump drive control system for multifunctional drilling machine |
| 12/04/2013 | CN203326952U Multifunctional drilling machine utilizing power-frequency power supply as power |
| 12/04/2013 | CN203326951U Oil pumping unit intelligent frequency conversion control system |
| 12/04/2013 | CN203326950U Frequency-conversion cylinder dismounting machine |
| 12/04/2013 | CN203326949U High frequency PWM chopped wave speed regulating system of oilfield water injection station |
| 12/04/2013 | CN203326946U Dual-operation system of fan power-saving cabinet |
| 12/04/2013 | CN203326944U DSP-based six-phase induction motor controller |
| 12/04/2013 | CN203326609U Comprehensive energy-saving control device of pumping unit based on TSC and PWM chopper technology |
| 12/04/2013 | CN203318181U Direct current brushless sensorless electric vacuum pump control device |
| 12/04/2013 | CN103430444A Motor driving apparatus and brushless motor |
| 12/04/2013 | CN103427762A Motor driving control apparatus |
| 12/04/2013 | CN103427761A Motor control apparatus and method of controlling driving of motor by motor control apparatus |
| 12/04/2013 | CN103427760A Synchronous speed regulating method of reversely speed regulating frequency-converter |
| 12/04/2013 | CN103427759A Uniform-rotation speed fully automatic-adjustment motor |
| 12/04/2013 | CN103427757A Magnetic bearing and motor integrated control system for magnetic suspension molecular pump |
| 12/04/2013 | CN103427753A Methods, systems and apparatus for implementing dithering in motor drive system for controlling operation of an electric machine |
| 12/04/2013 | CN103427750A Current control for an electric actuator |
| 12/04/2013 | CN102403958B Motor driving apparatus |
| 12/04/2013 | CN101570148B Double ended inverter system for a vehicle having two energy sources |
| 12/03/2013 | US8598837 Driving controller for AC motor |
| 11/28/2013 | WO2013068301A3 Method and assembly for operating synchronous motors |
| 11/28/2013 | DE102013209509A1 Motorantriebssteuervorrichtung Motor drive control device |
| 11/28/2013 | DE102013209359A1 Verfahren, systeme und geräte für das implementieren des vesehens mit dither in einem motorantriebssystem für das steuern des betriebes einer elektrischen maschine Procedures, systems and apparatus for implementing the vesehens control with dither in a motor drive system for the operation of an electrical machine |
| 11/28/2013 | DE102013208933A1 Verfahren, Systeme und Geräte für das Berechnen einer Spannungsschaltung, welche beim Steuern des Betriebes einer elektrischen Maschine benutzt wird Methods, systems, and devices for calculating a voltage circuit, which is used in controlling the operation of an electrical machine |
| 11/28/2013 | DE102012208747A1 Method for operating permanent-magnet synchronous machine for e.g. electric drive of automobile, involves providing pulse width modulation default values for phases of machine upon detection of short circuit at power switches of phases |
| 11/27/2013 | EP2667503A1 Power conversion apparatus |
| 11/27/2013 | EP2667502A1 Power conversion device |
| 11/27/2013 | EP2667501A1 Power conversion apparatus |
| 11/27/2013 | CN203313119U Frequency conversion control system of bottom-rising elevating motor of flat knitting machine |
| 11/27/2013 | CN203313118U A frequency conversion compressor driver |
| 11/27/2013 | CN203313117U A high-voltage frequency conversion speed regulator apparatus |
| 11/27/2013 | CN203313116U Energy saving unit for industrial motor |
| 11/27/2013 | CN203313115U High power vector inversion control device |
| 11/27/2013 | CN203310906U Frequency converter voltage detection circuit |
| 11/27/2013 | CN103415992A 电动汽车 Electric cars |
| 11/27/2013 | CN103415413A Diagnostic method for motor |
| 11/27/2013 | CN103414432A Construction method of hybrid electric vehicle belt driven starter generator controller |
| 11/27/2013 | CN103414431A Servo motion control integrated machine system for flying saw machine |
| 11/27/2013 | CN103414423A Surface-mounted permanent magnet synchronous motor sensorless direct torque control method |
| 11/27/2013 | CN103414337A Topological structure of power converter of electric car switch reluctance motor |
| 11/27/2013 | CN102130648B Apparatus and method for controlling operation of inverter system |
| 11/26/2013 | US8593101 Power converting device with reduced switching loss |
| 11/26/2013 | US8593087 Magnetic pole position estimation method for AC synchronous motor |
| 11/21/2013 | WO2013171866A1 Ac motor control device and on voltage correction method |
| 11/21/2013 | WO2013150948A9 Motor control device and electric power steering device equipped with same |
| 11/21/2013 | US20130308230 Charging device |
| 11/21/2013 | US20130307463 Power conversion apparatus, power conversion method, motor system, and two-phase induction motor |
| 11/21/2013 | US20130307462 Ac motor drive device |
| 11/21/2013 | US20130307443 Slewing-type working machine |
| 11/20/2013 | EP2665176A1 Motor control device |
| 11/20/2013 | EP2432114B1 Flux offset compensation for a rotating electrical machine |
| 11/20/2013 | CN203293909U Speed reducer applied to tractor |
| 11/20/2013 | CN1953318B Power converter methods and apparatus for variable speed high power machines |
| 11/20/2013 | CN103404023A Electric automobile |
| 11/20/2013 | CN103403473A Heat pump device, heat pump system, and control method for three-phase inverter |
| 11/20/2013 | CN103401506A Direct torque control method for non-salient pole type hybrid excitation motor for electric vehicle |
| 11/20/2013 | CN103401503A Method and device for distinguishing double-three-phase motor parameter on line on harmonic plane |
| 11/20/2013 | CN103401501A Permanent magnet synchronous motor (PMSM) servo system control method based on fuzzy and active disturbance rejection control |
| 11/20/2013 | CN103401493A Control system and method for permanent magnet synchronous electric spindle driving |
| 11/20/2013 | CN103401361A Intelligentized motor magnetic coding system and working method thereof |
| 11/20/2013 | CN103394386A Driving device with double variable frequency motors of rubber roll rice huller |
| 11/20/2013 | CN102215007B Power control circuit board |
| 11/19/2013 | US8587249 Power unit for electric vehicle |
| 11/19/2013 | US8587248 Method for controlling a polyphase converter with distributed energy stores at low output frequencies |