| 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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| 09/28/2011 | CN102203418A Inverter-integrated electric compressor |
| 09/28/2011 | CN102201783A Soft switching of three-phase inverter circuit and method thereof |
| 09/28/2011 | CN102201782A Motor drive device |
| 09/28/2011 | CN102201781A Method and apparatus to monitor an electric motor control circuit |
| 09/28/2011 | CN102201780A Motor driving apparatus easily analyzable for cause of fault |
| 09/28/2011 | CN102201777A Control device and control method of induction motor |
| 09/28/2011 | CN102201776A Method and system for operating an electric motor |
| 09/28/2011 | CN102201755A Mixed clamping type four-level converter |
| 09/28/2011 | CN102200553A Internal resistance estimation apparatus for power storage device, degradation determination apparatus for power storage device, power supply system, and internal resistance estimation method for power storage device |
| 09/28/2011 | CN101222205B Motor control method and apparatus |
| 09/27/2011 | US8026691 Double ended inverter system with a cross-linked ultracapacitor network |
| 09/22/2011 | WO2011114962A1 Motor control device |
| 09/22/2011 | WO2011114765A1 Actuator control device and working machine equipped with same |
| 09/22/2011 | US20110228471 Fan control system and method |
| 09/22/2011 | US20110227517 DC brushless motor drive circuit with current variable-voltage |
| 09/21/2011 | EP2367281A2 Packaging improvement for converter-fed transverse flux machine |
| 09/21/2011 | EP2367280A2 Electrical machine with integrated current source inverter |
| 09/21/2011 | EP2367279A1 Motor drive device |
| 09/21/2011 | EP2367278A2 Electric power converter |
| 09/21/2011 | CN201985816U 一种大功率三电平四象限防爆变频装置 One kind of high-power three-level four-quadrant inverter device explosion |
| 09/21/2011 | CN201985815U 电机定子绕线机的电控装置 Stator winding machine electronic control device |
| 09/21/2011 | CN201985814U 双转矩节能电机 Dual torque energy-saving motors |
| 09/21/2011 | CN201985811U 转差频率矢量控制牵引变频调速系统 Slip frequency vector control traction inverter system |
| 09/21/2011 | CN201985719U 串连式混合动力汽车联体电机结构及控制 Series hybrid vehicles conjoined motor structure and control |
| 09/21/2011 | CN201985544U 给工作系统输入功率的装置 To work the system input power device |
| 09/21/2011 | CN102197581A Control device and control method for alternating current electric motor |
| 09/21/2011 | CN102195561A Motor driving device |
| 09/21/2011 | CN102195560A Systems and methods for monitoring current in an electric motor |
| 09/21/2011 | CN102195559A Simple asynchronous modulation implementation method |
| 09/21/2011 | CN102195558A Capacitance-less multi-level variable speed driver and control method thereof |
| 09/21/2011 | CN102195556A System and method for managing torque capability in electric motor system |
| 09/21/2011 | CN102195554A Control apparatus for electric rotating machine |
| 09/21/2011 | CN102195553A Methods, systems and apparatus for overmodulation of a five-phase machine |
| 09/21/2011 | CN102195550A Methods, systems and apparatus for optimization of third harmonic current injection in a multi-phase machine |
| 09/21/2011 | CN102195505A Use of discontinuous pulse width modulation for an inverter coupled to an electric motor for a vehicle |
| 09/21/2011 | CN102195411A Electrical machines with integrated power and control and including a current source inverter |
| 09/21/2011 | CN101432962B Power variable-type motor driving circuit and driving method |
| 09/21/2011 | CN101191651B Sine DC frequency conversion multi-split air conditioner control system and its control method |
| 09/21/2011 | CN101015116B Rectifier and system for controlling the speed of an electric motor |
| 09/20/2011 | US8022660 Control apparatus for AC rotary machine |
| 09/20/2011 | US8022659 Control apparatus for AC rotary machine and control method for AC rotary machine |
| 09/20/2011 | US8022658 Motor control system including electrical insulation deterioration detecting system |
| 09/20/2011 | CA2635442C Engine start system with regulated permanent magnet machine |
| 09/15/2011 | WO2011111865A1 Controller-integrated motor pump |
| 09/15/2011 | WO2011111617A1 Motor driving system for electric vehicle |
| 09/15/2011 | WO2011111413A1 Electrical-current detecting apparatus |
| 09/15/2011 | WO2010015461A3 Method and device for determining the operating state of an electric machine |
| 09/15/2011 | US20110221382 Motor control method and apparatus and electric power steering system |
| 09/15/2011 | DE102011003352A1 Verfahren, Systeme und Vorrichtung zur Optimierung von Dritte-Harmonische-Strominjektion in einer mehrphasigen Maschine Methods, systems and apparatus for the optimization of third-harmonic current injection in a multi-phase machine |
| 09/15/2011 | DE102011001109A1 Motorsteuerverfahren und -vorrichtung und elektrisches Servolenksystem The motor control method and apparatus and electric power steering system |
| 09/15/2011 | DE102010010629A1 Method for operating car i.e. hybrid car, involves switching electromotor into operation mode in which operation noise of electromotor exhibits raised perceptibility when increased hazard is determined |
| 09/14/2011 | CN201976069U 智能节能电机调速系统 Energy Smart motor speed control system |
| 09/14/2011 | CN201976068U 汽车空调用一体式电动压缩机驱动器 Automotive air conditioning compressor with integrated electric drive |
| 09/14/2011 | CN201976067U 一种风机变频控制装置 A fan on frequency control device |
| 09/14/2011 | CN201976066U 一种空压机变频控制装置 One kind of air compressor frequency control device |
| 09/14/2011 | CN201976065U 交流矿井提升机转子变频系统 Mine Hoist rotor AC inverter system |
| 09/14/2011 | CN201976064U 变频节能电气控制柜 Frequency energy electrical control cabinet |
| 09/14/2011 | CN201975926U 一种母线机变频驱动装置 One kind of bus machine variable frequency drive |
| 09/14/2011 | CN201975824U 一种用于光伏变频器的储能装置 An inverter for photovoltaic energy storage device |
| 09/14/2011 | CN201971579U 一种石油钻机绞车用的电气传动系统 An electric drive system used in the oil rig winch |
| 09/14/2011 | CN102187569A Motor control device |
| 09/14/2011 | CN102187568A Energy recovery device in a variable-frequency drive |
| 09/14/2011 | CN102187564A Motor system and method for operating a motor system |
| 09/14/2011 | CN102187546A Rotating electric machine and electric automobile |
| 09/14/2011 | CN102185560A Control method for energy conservation and frequency conversion of motor |
| 09/14/2011 | CN102185556A Power joint control method for cage motor back-to-back frequency converter and frequency converter |
| 09/14/2011 | CN102185512A Transient multi-phase inverter and applications thereof |
| 09/14/2011 | CN102185492A Seven-level medium-voltage frequency converter for electric submersible pump |
| 09/14/2011 | CN102185490A Medium-voltage frequency converter capable of realizing AC-AC (alternating-current) direct transformation |
| 09/14/2011 | CN101841299B Drive motor feed-forward vector control method for electric automobile based on MAP graph |
| 09/14/2011 | CN101674046B Electric current reconstructing and over-modulating device of air conditioning frequency converter and method thereof |
| 09/14/2011 | CN101630936B Neural network inverse controller of brushless DC motor and construction method thereof |
| 09/14/2011 | CN101454968B Cycloconverter power control system |
| 09/14/2011 | CN101357594B Electric traction system for a vehicle having a dual winding AC traction motor |
| 09/14/2011 | CN101282093B PWM control method for tandem multi-level inverter |
| 09/13/2011 | US8018195 AC motor drive control device and method |
| 09/13/2011 | US8018184 PWM control circuit and PWM control method |
| 09/09/2011 | WO2011108501A1 Load driving device |
| 09/09/2011 | WO2011108172A1 Inverter and overload protection method |
| 09/07/2011 | EP2363948A1 Method for determining the electric stator rotating field frequency and/or the rotation direction of the stator rotating field frequency of a synchronous or asynchronous machine and corresponding device and synchronous or asynchronous machine. |
| 09/07/2011 | EP2362981A1 Direct power and stator flux vector control of a generator for wind energy conversion system |
| 09/07/2011 | CN201966870U 一种用于汽车的电动机控制器 A motor controller for a vehicle |
| 09/07/2011 | CN201966869U 纯电动车驱动电机变压调速控制器 Pure electric vehicle drive motor variable speed controller |
| 09/07/2011 | CN201964390U 智能节电器用自动控制装置 Smart Saver with automatic control devices |
| 09/07/2011 | CN201961168U Drive system of mining electric trackless rubber-wheeled vehicle |
| 09/07/2011 | CN102175373A Full power testing system for large wind generating set |
| 09/07/2011 | CN101604953B Comprehensive method for vector or direct torque control of permanent magnetism type wind generator |
| 09/07/2011 | CN101378235B Power converter |
| 09/06/2011 | US8013564 Multi-phase AC motor driving device |
| 09/06/2011 | US8013556 Motor control device and vehicle including the same |
| 09/06/2011 | US8011198 Method of preheating inverter-driven compressor and device therefor |
| 09/01/2011 | WO2011105355A1 Torque ripple suppression control apparatus and torque ripple suppression control method for rotating electrical machine |
| 09/01/2011 | DE102011002510A1 Steuerungsgerät für eine Mehrphasen-Rotationsmaschine Control apparatus for a multiphase rotary machine |
| 09/01/2011 | DE102011000024A1 Motorantriebsvorrichtung und elektrische Servolenkvorrichtung mit derselben Motor driving apparatus and electric power steering device with the same |
| 09/01/2011 | DE102009007522B4 Steuerschaltung für einen Drehstromasynchronmotor Control circuit for a three phase asynchronous motor |
| 08/31/2011 | EP2362531A1 Converter circuit, and motor drive controller equipped with converter circuit, air conditioner, refrigerator, and induction cooking heater |
| 08/31/2011 | EP1652289B1 Method for the controlled application of a stator-current target value and a torque target value for a polyphase machine that is supplied by an electronic power converter |
| 08/31/2011 | CN201956968U 变频调速器及变频空调器 Inverter and inverter air conditioner |
| 08/31/2011 | CN201956967U 三相注塑机变频储能节电设备 Three-phase injection molding machine frequency energy storage energy-saving equipment |
| 08/31/2011 | CN201956966U 多变频器控制系统 Multi inverter control system |