| 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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| 11/30/2005 | CN1702957A Inverter controller and oil extraction machine having the same | 
| 11/30/2005 | CN1229908C Driver of three-phase inductive motor and method thereof | 
| 11/30/2005 | CN1229604C Variable frequency air conditioner | 
| 11/29/2005 | US6969968 Control device and controlling method of inverter | 
| 11/24/2005 | US20050259370 Inverter device for automobile | 
| 11/24/2005 | US20050258793 Apparatus for controlling power factor compensation in inverter control circuit and method thereof | 
| 11/24/2005 | DE102005017073A1 Steuerverfahren für magnetisch bedingte Geräusche von rotierenden Wechselstrommaschinen Control method for magnetically induced noise of rotating ac machines | 
| 11/23/2005 | EP1598930A2 Motor drive device, vehicle using the same, and computer-readable recording medium containing a program for causing a computer to execute control of voltage conversion | 
| 11/23/2005 | EP1598929A1 Inverter device including a ground fault detection circuit | 
| 11/23/2005 | EP1598925A2 Apparatus for controlling power factor compensation in inverter control circuit and method thereof | 
| 11/23/2005 | CN1701504A Method for controlling doubly-fed machine | 
| 11/23/2005 | CN1700577A Inverter device for automobile | 
| 11/23/2005 | CN1700130A Apparatus for controlling power factor compensation in inverter control circuit and method thereof | 
| 11/23/2005 | CN1228912C Motor driving apparatus and motor using the same | 
| 11/22/2005 | US6967453 Method and apparatus for controlling fan motor | 
| 11/17/2005 | WO2005109623A1 Adaptive system for optimizing excitation current waveform profiles for electric motors | 
| 11/17/2005 | US20050253540 Electric drive control device, electric drive control method, and program of same | 
| 11/17/2005 | DE10393316T5 System und Verfahren zur automatischen Strombegrenzungssteuerung System and method for automatic current limit control | 
| 11/16/2005 | EP1596494A2 AC rotating electric machine control method and electrical power train system | 
| 11/16/2005 | CN1698261A Method and arrangement in connection with slip-ring motor | 
| 11/16/2005 | CN1227805C Inverter device and current limiting method therefor | 
| 11/10/2005 | US20050251270 Electronic speed controller with modular layout | 
| 11/10/2005 | US20050248307 Method for controlling induction motor | 
| 11/10/2005 | US20050247073 Driver of compressor and refrigerator | 
| 11/10/2005 | DE202005013269U1 Electric motor has facility to control the number of revolutions while the electric motor is subjected to full load | 
| 11/10/2005 | CA2565453A1 Adaptive gate drive for switching devices of inverter | 
| 11/09/2005 | EP1594220A1 Ac motor control method and control device | 
| 11/09/2005 | EP1594219A2 Motor controller and out-of-control detecting method | 
| 11/09/2005 | EP1594218A1 Electronic speed controller with modular layout | 
| 11/09/2005 | CN1694027A Method for controlling induction motor | 
| 11/03/2005 | US20050242760 Motor temperature estimator and motor controller | 
| 11/03/2005 | US20050242759 AC rotating electric machine control method and electrical power train system | 
| 11/02/2005 | EP1592123A1 Variable speed motor | 
| 11/02/2005 | EP1591795A1 Harmonic diagnosing method for electric facility | 
| 11/01/2005 | US6960898 Control unit for controlling a synchronous motor | 
| 10/27/2005 | WO2005101643A1 Motor controller | 
| 10/27/2005 | US20050237022 Variable speed motor | 
| 10/27/2005 | US20050237013 Adaptive system for optimizing excitation current waveform profiles for electric motors | 
| 10/27/2005 | DE102005014138A1 Vektorsteuereinrichtung einer Wickelfeldsynchronmaschine Vector control device of a winding field synchronous machine | 
| 10/26/2005 | EP1589650A2 Motor drive control | 
| 10/26/2005 | EP1588482A1 Motor control system and method with adaptive current profile | 
| 10/26/2005 | EP1246754B1 Ship propulsion system comprising a control that is adapted with regard to dynamics | 
| 10/26/2005 | CN1225081C Starting procedure of open-loop vactor control in synchronous machine | 
| 10/26/2005 | CN1225079C Low-speed pulsating current supressing device and method for single phase inverter | 
| 10/25/2005 | US6958589 Inverter controller for driving motor and air conditioner using inverter controller | 
| 10/20/2005 | WO2005062455A8 Device for power adjustment by phase control and method for reduction of harmonic waves | 
| 10/20/2005 | US20050232791 Dual-shaft vacuum pump | 
| 10/20/2005 | US20050231152 Inverter for electric and hybrid powered vehicles and associated system and method | 
| 10/20/2005 | US20050231150 Method and device for the sensor reduced regulation of a permanent magnet excited synchronous machine | 
| 10/20/2005 | US20050231142 Method of control of magnetic sound of alternating current rotating machine | 
| 10/19/2005 | EP1587210A1 Motor and drive control device therefor | 
| 10/19/2005 | CN1685601A System and method for automatic current limit control | 
| 10/19/2005 | CN1685598A Global closed loop control system with DV/DT control and EMI/switching loss reduction | 
| 10/18/2005 | US6956751 Motor power supply | 
| 10/13/2005 | WO2005096489A1 Ac motor decelerating method and inverter | 
| 10/13/2005 | US20050226607 Motor drive control with a single current sensor using space vector technique | 
| 10/13/2005 | US20050225188 Method for the wireless and contactless transport of energy and data, and corresponding device | 
| 10/12/2005 | EP1585214A1 Motor drive device for air conditioner | 
| 10/12/2005 | CN1682430A Rotation drive device and rotation drive method | 
| 10/12/2005 | CN1681195A Motor driving unit of tableware washing apparatus | 
| 10/12/2005 | CN1223078C Motor controller having vector control function | 
| 10/11/2005 | US6954050 Control method and control device of permanent-magnet type synchronous motor | 
| 10/06/2005 | DE10393191T5 Steuergerät für Synchronmotor Controller for synchronous motor | 
| 10/06/2005 | DE102005011416A1 Anormalitätsbeurteilungsvorrichtung für ein elektrisch betriebenes Fahrzeug Anormalitätsbeurteilungsvorrichtung for an electrically operated vehicle | 
| 10/05/2005 | EP1286459B1 Drive device and control method, storing medium and program for the drive device | 
| 10/05/2005 | CN1679229A Controller for synchronous motor | 
| 10/05/2005 | CN1679228A Low voltage, two-level, six-pulse induction motor controller driving a medium-to-high voltage, three-or-more-level AC drive inverter bridge | 
| 10/05/2005 | CN1679222A 有源emi滤波器 Active emi filter | 
| 10/05/2005 | CN1676454A 电梯装置 Elevator device | 
| 09/29/2005 | WO2005090216A1 Elevator controller | 
| 09/29/2005 | US20050212476 Vector control device of winding field type synchronous machine | 
| 09/29/2005 | US20050212474 Electrically operated vehicle abnormality judging device | 
| 09/29/2005 | DE10393212T5 Drehantriebsvorrichtung und -verfahren Rotary drive apparatus and method | 
| 09/29/2005 | DE102005010332A1 Wicklungsfeld-Synchronmaschinen-Steuereinrichtung Wound-field synchronous machine control device | 
| 09/28/2005 | EP1580873A1 Apparatus and method for control of a converter and converter and electrical installation comprising such an apparatus | 
| 09/28/2005 | EP1334552B1 Method and apparatus for encoderless operation of a permanent magnet synchronous motor in an elevator | 
| 09/28/2005 | CN1674427A Control device and process of a converter and converter and electrical installation comprising such a device | 
| 09/22/2005 | US20050209798 Energy consumption in electrical drive | 
| 09/22/2005 | US20050207194 Control device and process of a converter and converter and electrical installation comprising such a device | 
| 09/22/2005 | DE10205755B4 Elektrisches Servolenkungssteuersystem und dessen Steuerverfahren The electric power steering control system and its control method | 
| 09/21/2005 | EP1504522B1 Method and device for the regulation of a permanent-magnet excited synchronous machine having reduced power oscillations in the higher rotational speed range | 
| 09/21/2005 | EP1060560B1 Motor controller | 
| 09/21/2005 | CN1671964A Compressor internal state estimating device and air conditioner | 
| 09/21/2005 | CN1219975C Stroke control mechanism and method for reciprocating compressor | 
| 09/20/2005 | CA2409469C Voltage-controlled starting relay for induction motor | 
| 09/15/2005 | WO2005086338A1 System and method for increasing output horsepower and efficiency in a motor | 
| 09/15/2005 | WO2005085646A1 System and method for variable speed operation of a screw compressor | 
| 09/15/2005 | CA2557586A1 System and method for increasing output horsepower and efficiency in a motor | 
| 09/15/2005 | CA2557560A1 System and method for variable speed operation of a screw compressor | 
| 09/14/2005 | EP1573893A2 Flexible inverter power module for motor drives | 
| 09/14/2005 | CN1669209A Motor drive control with a single current sensor using space vector technique | 
| 09/14/2005 | CN1667942A Rotor position presuming method and apparatus, motor control method, compressor and program | 
| 09/14/2005 | CN1666946A 电梯控制装置 The elevator control apparatus | 
| 09/13/2005 | US6943517 Single phase motor driving circuit and single phase motor driving method | 
| 09/09/2005 | WO2005083879A1 Motor and drive system of motor | 
| 09/08/2005 | US20050194924 Wound field synchronous machine control device | 
| 09/08/2005 | US20050194918 Motor and motor drive system | 
| 09/07/2005 | EP1509995A4 Polyphase induction electrical rotating machine | 
| 09/07/2005 | CN1218472C Vector controller without speed sensor | 
| 09/07/2005 | CN1218462C Apparatus for protecting PWM cycloconverter |