Patents for H02P 27 - Arrangements or methods for the control of ac-motors characterised by the kind of supply voltage (13,284)
11/2005
11/30/2005CN1702957A Inverter controller and oil extraction machine having the same
11/30/2005CN1229908C Driver of three-phase inductive motor and method thereof
11/30/2005CN1229604C Variable frequency air conditioner
11/29/2005US6969968 Control device and controlling method of inverter
11/24/2005US20050259370 Inverter device for automobile
11/24/2005US20050258793 Apparatus for controlling power factor compensation in inverter control circuit and method thereof
11/24/2005DE102005017073A1 Steuerverfahren für magnetisch bedingte Geräusche von rotierenden Wechselstrommaschinen Control method for magnetically induced noise of rotating ac machines
11/23/2005EP1598930A2 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
11/23/2005EP1598929A1 Inverter device including a ground fault detection circuit
11/23/2005EP1598925A2 Apparatus for controlling power factor compensation in inverter control circuit and method thereof
11/23/2005CN1701504A Method for controlling doubly-fed machine
11/23/2005CN1700577A Inverter device for automobile
11/23/2005CN1700130A Apparatus for controlling power factor compensation in inverter control circuit and method thereof
11/23/2005CN1228912C Motor driving apparatus and motor using the same
11/22/2005US6967453 Method and apparatus for controlling fan motor
11/17/2005WO2005109623A1 Adaptive system for optimizing excitation current waveform profiles for electric motors
11/17/2005US20050253540 Electric drive control device, electric drive control method, and program of same
11/17/2005DE10393316T5 System und Verfahren zur automatischen Strombegrenzungssteuerung System and method for automatic current limit control
11/16/2005EP1596494A2 AC rotating electric machine control method and electrical power train system
11/16/2005CN1698261A Method and arrangement in connection with slip-ring motor
11/16/2005CN1227805C Inverter device and current limiting method therefor
11/10/2005US20050251270 Electronic speed controller with modular layout
11/10/2005US20050248307 Method for controlling induction motor
11/10/2005US20050247073 Driver of compressor and refrigerator
11/10/2005DE202005013269U1 Electric motor has facility to control the number of revolutions while the electric motor is subjected to full load
11/10/2005CA2565453A1 Adaptive gate drive for switching devices of inverter
11/09/2005EP1594220A1 Ac motor control method and control device
11/09/2005EP1594219A2 Motor controller and out-of-control detecting method
11/09/2005EP1594218A1 Electronic speed controller with modular layout
11/09/2005CN1694027A Method for controlling induction motor
11/03/2005US20050242760 Motor temperature estimator and motor controller
11/03/2005US20050242759 AC rotating electric machine control method and electrical power train system
11/02/2005EP1592123A1 Variable speed motor
11/02/2005EP1591795A1 Harmonic diagnosing method for electric facility
11/01/2005US6960898 Control unit for controlling a synchronous motor
10/2005
10/27/2005WO2005101643A1 Motor controller
10/27/2005US20050237022 Variable speed motor
10/27/2005US20050237013 Adaptive system for optimizing excitation current waveform profiles for electric motors
10/27/2005DE102005014138A1 Vektorsteuereinrichtung einer Wickelfeldsynchronmaschine Vector control device of a winding field synchronous machine
10/26/2005EP1589650A2 Motor drive control
10/26/2005EP1588482A1 Motor control system and method with adaptive current profile
10/26/2005EP1246754B1 Ship propulsion system comprising a control that is adapted with regard to dynamics
10/26/2005CN1225081C Starting procedure of open-loop vactor control in synchronous machine
10/26/2005CN1225079C Low-speed pulsating current supressing device and method for single phase inverter
10/25/2005US6958589 Inverter controller for driving motor and air conditioner using inverter controller
10/20/2005WO2005062455A8 Device for power adjustment by phase control and method for reduction of harmonic waves
10/20/2005US20050232791 Dual-shaft vacuum pump
10/20/2005US20050231152 Inverter for electric and hybrid powered vehicles and associated system and method
10/20/2005US20050231150 Method and device for the sensor reduced regulation of a permanent magnet excited synchronous machine
10/20/2005US20050231142 Method of control of magnetic sound of alternating current rotating machine
10/19/2005EP1587210A1 Motor and drive control device therefor
10/19/2005CN1685601A System and method for automatic current limit control
10/19/2005CN1685598A Global closed loop control system with DV/DT control and EMI/switching loss reduction
10/18/2005US6956751 Motor power supply
10/13/2005WO2005096489A1 Ac motor decelerating method and inverter
10/13/2005US20050226607 Motor drive control with a single current sensor using space vector technique
10/13/2005US20050225188 Method for the wireless and contactless transport of energy and data, and corresponding device
10/12/2005EP1585214A1 Motor drive device for air conditioner
10/12/2005CN1682430A Rotation drive device and rotation drive method
10/12/2005CN1681195A Motor driving unit of tableware washing apparatus
10/12/2005CN1223078C Motor controller having vector control function
10/11/2005US6954050 Control method and control device of permanent-magnet type synchronous motor
10/06/2005DE10393191T5 Steuergerät für Synchronmotor Controller for synchronous motor
10/06/2005DE102005011416A1 Anormalitätsbeurteilungsvorrichtung für ein elektrisch betriebenes Fahrzeug Anormalitätsbeurteilungsvorrichtung for an electrically operated vehicle
10/05/2005EP1286459B1 Drive device and control method, storing medium and program for the drive device
10/05/2005CN1679229A Controller for synchronous motor
10/05/2005CN1679228A Low voltage, two-level, six-pulse induction motor controller driving a medium-to-high voltage, three-or-more-level AC drive inverter bridge
10/05/2005CN1679222A 有源emi滤波器 Active emi filter
10/05/2005CN1676454A 电梯装置 Elevator device
09/2005
09/29/2005WO2005090216A1 Elevator controller
09/29/2005US20050212476 Vector control device of winding field type synchronous machine
09/29/2005US20050212474 Electrically operated vehicle abnormality judging device
09/29/2005DE10393212T5 Drehantriebsvorrichtung und -verfahren Rotary drive apparatus and method
09/29/2005DE102005010332A1 Wicklungsfeld-Synchronmaschinen-Steuereinrichtung Wound-field synchronous machine control device
09/28/2005EP1580873A1 Apparatus and method for control of a converter and converter and electrical installation comprising such an apparatus
09/28/2005EP1334552B1 Method and apparatus for encoderless operation of a permanent magnet synchronous motor in an elevator
09/28/2005CN1674427A Control device and process of a converter and converter and electrical installation comprising such a device
09/22/2005US20050209798 Energy consumption in electrical drive
09/22/2005US20050207194 Control device and process of a converter and converter and electrical installation comprising such a device
09/22/2005DE10205755B4 Elektrisches Servolenkungssteuersystem und dessen Steuerverfahren The electric power steering control system and its control method
09/21/2005EP1504522B1 Method and device for the regulation of a permanent-magnet excited synchronous machine having reduced power oscillations in the higher rotational speed range
09/21/2005EP1060560B1 Motor controller
09/21/2005CN1671964A Compressor internal state estimating device and air conditioner
09/21/2005CN1219975C Stroke control mechanism and method for reciprocating compressor
09/20/2005CA2409469C Voltage-controlled starting relay for induction motor
09/15/2005WO2005086338A1 System and method for increasing output horsepower and efficiency in a motor
09/15/2005WO2005085646A1 System and method for variable speed operation of a screw compressor
09/15/2005CA2557586A1 System and method for increasing output horsepower and efficiency in a motor
09/15/2005CA2557560A1 System and method for variable speed operation of a screw compressor
09/14/2005EP1573893A2 Flexible inverter power module for motor drives
09/14/2005CN1669209A Motor drive control with a single current sensor using space vector technique
09/14/2005CN1667942A Rotor position presuming method and apparatus, motor control method, compressor and program
09/14/2005CN1666946A 电梯控制装置 The elevator control apparatus
09/13/2005US6943517 Single phase motor driving circuit and single phase motor driving method
09/09/2005WO2005083879A1 Motor and drive system of motor
09/08/2005US20050194924 Wound field synchronous machine control device
09/08/2005US20050194918 Motor and motor drive system
09/07/2005EP1509995A4 Polyphase induction electrical rotating machine
09/07/2005CN1218472C Vector controller without speed sensor
09/07/2005CN1218462C Apparatus for protecting PWM cycloconverter
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