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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08/31/2011 | CN201951267U Golf tour bus with alternating current motor |
08/31/2011 | CN102171922A Ac electric motor controlling apparatus and controlling method |
08/31/2011 | CN102170265A Electric power converter |
08/31/2011 | CN102170261A Drive device for an alternating current motor and an electric motor vehicle |
08/31/2011 | CN102170260A Control apparatus for electric rotating machine |
08/31/2011 | CN102170206A Series hybrid electric vehicle integrated motor structure and control |
08/31/2011 | CN102170152A Elevator self-power-generation storage and electrical energy conversion using device |
08/31/2011 | CN101615885B Oil submersible motor system and transmission method thereof |
08/31/2011 | CN101577518B Speed regulating system of high power factor load current-change synchronous motor |
08/31/2011 | CN101553696B Air conditioner and control method thereof |
08/31/2011 | CN101523717B Power converter |
08/31/2011 | CN101442250B Combined frequency changer for mining |
08/30/2011 | US8008885 Power converters |
08/25/2011 | WO2011101051A2 Device for operating synchronous motors and associated method |
08/25/2011 | WO2011100819A1 Dynamic application of cut-out pulses in alternating current power |
08/25/2011 | WO2011100817A1 Microprocessor controlled variation in cut-out pulse application in alternating current power |
08/25/2011 | US20110204832 Systems and methods for controlling operations of a motor |
08/25/2011 | CA2793700A1 Dynamic application of cut-out pulses in alternating current power |
08/25/2011 | CA2790567A1 Device for operating synchronous motors and associated method |
08/24/2011 | EP2360831A1 Power converter for driving motor |
08/24/2011 | CN201947023U 电梯自发电蓄电及该电能转换使用装置 Elevator self-generating power storage and use of the device that converts electrical energy |
08/24/2011 | CN201943669U 一种油井套管气回收装置 One kind of well casing gas recovery |
08/24/2011 | CN102165684A Vehicle power-supply unit |
08/24/2011 | CN102165666A Electric actuator including two current-controlled voltage inverters powering an electric machine, and reconfigurable in the presence of a defect |
08/24/2011 | CN101540583B Motor controller |
08/24/2011 | CN101420202B Method and system for controlling a power inverter in electric drives |
08/18/2011 | WO2011099506A1 Motorized tool |
08/18/2011 | WO2011099122A1 Power conversion device |
08/18/2011 | US20110199037 Power supply and control unit, particularly for submersed electric motors |
08/18/2011 | CA2789419A1 Electric tool |
08/17/2011 | CN201937542U 内续流式恒能量斩波变频调速电路 Perpetual energy within wheeling chopper inverter circuit |
08/17/2011 | CN201937541U 牵引隔爆变频调速箱 Traction explosion Frequency box |
08/17/2011 | CN201937540U 冷热交换器变频控制装置 Cooled heat exchanger frequency control devices |
08/17/2011 | CN201937526U 一种采煤机的变频调速器 One kind Shearer inverter |
08/17/2011 | CN201936444U 隔爆变频器参数设置装置 Explosion inverter parameter setting means |
08/17/2011 | CN201934299U 一种机械真空泵节能控制系统 A mechanical vacuum pump energy-saving control system |
08/17/2011 | CN201934015U 石油钻机电气传动系统 Oil rig PDSs |
08/17/2011 | CN102158174A Controller for rotating electrical machine |
08/17/2011 | CN102158173A Regenerative charging controlling means for electric vehicle |
08/17/2011 | CN102158172A Motor drive system |
08/17/2011 | CN101662250B Energy storage type electric control driving system of workover rig |
08/17/2011 | CN101428569B Method and system for controlling a power inverter in electric drives of vehicles with two-mode transmissions |
08/17/2011 | CN101390284B Electric motor control apparatus |
08/17/2011 | CN101369799B Motor controller |
08/16/2011 | US7999503 Control module for dynamic operation of a power inverter using an application specific integrated circuit |
08/11/2011 | WO2011096119A1 Elevator control device |
08/11/2011 | WO2011096051A1 Apparatus for controlling rotating electrical machine and method for controlling rotating electrical machine |
08/11/2011 | US20110193509 Power Conversion Device |
08/11/2011 | US20110193507 Method, Controller, and Power Converter for Controlling a Single-Switch Based Switched Reluctance Machine |
08/11/2011 | DE102010007275A1 Drive system for driving shelf control device in storage warehouse, has energy storage arranged in common supply circuit, where energy capacitance of storage is large such that maximum total mechanical energy is received in storage |
08/11/2011 | DE102010001774A1 Verfahren zur Reduzierung des Anlaufstromes einer mit Blockkommutierung betriebenen mehrphasigen Maschine Method to reduce the starting current of a polyphase machine operated with block commutation |
08/10/2011 | CN201928236U 一种电动机节电器 A motor Saver |
08/10/2011 | CN201928235U 一种发酵罐搅拌机的电机控制装置 A fermented tank stirrer motor control device |
08/10/2011 | CN201928234U 矿用牵引变频调速装置 Mine traction frequency control devices |
08/10/2011 | CN201928233U 提升机交流双控高压矩阵变频电控系统 Hoist dual control high voltage AC variable frequency electric control system matrix |
08/10/2011 | CN201928232U 一种基于改进型等面积算法的变流器控制信号生成装置 A signal generating device based on a modified equal-area converter control algorithm |
08/10/2011 | CN201922957U Intelligent control system for alternating-current traction engine |
08/10/2011 | CN102148602A Apparatus for driving compressor of air conditioner and method for driving the same |
08/10/2011 | CN102148582A Electric power converting means |
08/10/2011 | CN102145661A E-drive system |
08/10/2011 | CN101527537B Method for adjusting pulse width by capturing three-phase current information and system for modulating pulse width |
08/10/2011 | CN101471622B Apparatus for controlling inverter |
08/10/2011 | CN101355341B Electric motor systems |
08/10/2011 | CN101346877B Method for controlling a polyphase voltage inverter |
08/09/2011 | US7994750 Systems and methods for controlling a converter for powering a load |
08/04/2011 | WO2011092733A1 Control device for variable-speed pump-up power-generation device |
08/04/2011 | US20110187301 Dual source automotive propulsion system and method of operation |
08/04/2011 | US20110187300 Motor Power Factor Correction Apparatus and Method |
08/04/2011 | US20110187298 Fuel cell system and motor driving method |
08/04/2011 | DE102011003372A1 Dual source automotive propulsion system and method of operation Dual source automotive propulsion system and method of operation |
08/04/2011 | DE102010001593A1 Schaltungsanordnung und Verfahren und Vorrichtung zum Betreiben der Schaltungsanordnung Circuit arrangement and method and apparatus for operating the circuit arrangement |
08/03/2011 | EP1751839B1 Low loss propulsion system |
08/03/2011 | CN201918962U 一种具有充电功能的电机驱动电路 Motor drive circuit having a charging function |
08/03/2011 | CN201918961U 乳化釜电机变频调速装置 Emulsification kettle motor speed control device |
08/03/2011 | CN201918960U 一种破碎机变频控制装置 One kind of crusher frequency control devices |
08/03/2011 | CN102143855A Power conversion device |
08/03/2011 | CN102142801A Motor control system and motor control method |
08/03/2011 | CN102142669A Motor driving device having power failure detection function |
08/03/2011 | CN101469697B Compressor driving apparatus and refrigeration circulating apparatus |
08/03/2011 | CN101375492B Polyphase voltage converter control method |
08/03/2011 | CN101345510B System and method for controlling input line harmonics in a motor drive |
08/03/2011 | CN101317326B Apparatus and method for driving two-phase SRM electric motor |
08/03/2011 | CN101154916B Method for forming high-torque high-efficiency high-voltage variable-power intelligent-driving motor system |
08/02/2011 | US7990099 Power converting device for electric train |
08/02/2011 | US7990098 Series-coupled two-motor drive using double-ended inverter system |
08/02/2011 | US7990097 Power conversion system and method for active damping of common mode resonance |
08/02/2011 | CA2671467C Power supply with two series inverters for a polyphase electromechanical actuator |
07/28/2011 | WO2011089800A1 Power conversion device |
07/28/2011 | WO2011089656A1 Motor drive system, motor drive system control method and travelling device |
07/28/2011 | WO2011089643A1 Rescue operation device of elevator |
07/28/2011 | WO2009118299A3 Circuit arrangement for the sensorless operation of a universal motor of a domestic device and corresponding method |
07/28/2011 | US20110181232 Systems and methods for adaptive torque adjustment and motor control |
07/28/2011 | US20110181231 Control device and control method for ac motor |
07/28/2011 | US20110181225 Controller for a rotating electrical machine |
07/28/2011 | DE102010050977A1 Method for de-energizing current-carrying coil of drive motor of motor car, involves disconnecting voltage source from coil, and switching capacitor parallel to coil according to disconnection of voltage source |
07/28/2011 | DE102010001181A1 Verfahren und Vorrichtung zur Strommessung in einem mehrphasigen Stromnetz Method and apparatus for current measurement in a polyphase power network |
07/27/2011 | EP2348631A1 Control of a rotating electric machine |
07/27/2011 | EP2348611A1 Rotating electric machine and electric automobile |
07/27/2011 | EP2347503A1 Motor system and method for operating a motor system |
07/27/2011 | CN201910767U Frequency converter for solar photovoltaic water pump |