Patents for H02P 27 - Arrangements or methods for the control of ac-motors characterised by the kind of supply voltage (13,284)
11/2014
11/04/2014US8878477 Electric motor driving apparatus having failure detection circuit, and failure detection method for the electric motor driving apparatus having failure detection circuit
11/04/2014US8878373 Variable electrical generator
10/2014
10/30/2014US20140320059 Converter circuit and motor drive control apparatus, air-conditioner, refrigerator, and induction heating cooker provided with the circuit
10/30/2014US20140320056 Methods and apparatus for active front end filter capacitor degradation detection
10/30/2014US20140320055 Electrical gear and method for operating a subsea machinery rotating at high speed
10/28/2014US8874318 Motor control unit and motor control unit for vehicle steering apparatus
10/28/2014US8873645 Information transmission apparatus
10/28/2014US8872468 Method and device for operating an asynchronous motor with increased efficiency
10/28/2014US8872456 Motor control device
10/28/2014US8872454 Control unit of rotary device
10/23/2014US20140312823 Harmonics Suppression in a Power Delivery Device
10/21/2014US8866459 Apparatus, method and system for control of AC/AC conversion
10/21/2014US8866435 Control device and control method for power control unit
10/21/2014US8866434 System and method for controlling a turbine blade
10/21/2014US8866430 Apparatus for controlling boost converter
10/21/2014US8866429 Device and method for power-saving driving of device having same load pattern
10/16/2014US20140306640 Motor control apparatus with power failure determination unit
10/16/2014US20140306638 Methods of determining machine terminal voltage and systems thereof
10/16/2014US20140306637 Method and apparatus for controlling an alternating current machine
10/16/2014US20140306628 Electric Motor Frequency Modulation System
10/14/2014US8860344 Method for implementing bootstrap-supply charging in a motor controller at energized motor and motor controller using such a method
10/14/2014US8860342 System and method for controlling a permanent magnet motor
10/09/2014WO2014162101A1 Device for controlling a polyphase inverter
10/08/2014EP2787629A1 Inverter device and inverter control device for controlling the same
10/08/2014EP2787623A1 Inverter device for electric vehicle
10/07/2014US8855857 Electric motor controller and electric motor controller for vehicle steering apparatus
10/07/2014US8855181 Method and system for compensating a delay mismatch between a first measurement channel and a second measurement channel
10/07/2014US8853989 Fuel cell system and motor driving method
10/02/2014WO2014158847A1 Autotransformer system reducing total harmonic distortion
10/02/2014WO2014157629A1 Drive device for rotary electric machine
10/02/2014WO2014157628A1 Rotating electric machine control device
10/02/2014WO2014157374A1 Drive device for rotary electric machine
10/02/2014WO2014157373A1 Drive device for rotary electric machine
10/02/2014WO2014156633A1 Load control device, electric power steering apparatus, and method for controlling load control device
10/02/2014WO2014156232A1 Inverter driven motor
10/02/2014WO2014155622A1 Heat pump device, air conditioner, and freezer
10/02/2014US20140292246 Medium voltage inverter system
10/02/2014DE102014104298A1 Steuereinheit für Roboter Control unit for robot
10/02/2014DE102014004093A1 Motorsteuervorrichtung zur synchronen Steuerung mehrerer Motoren Motor control device for synchronously controlling a plurality of motors
09/2014
09/30/2014US8847542 Device and method for controlling motor
09/30/2014US8847541 Control method and control device of motor inverter
09/30/2014US8847527 Control system for a rotary machine
09/29/2014CA2845956A1 Voltage balancing system and method for multilevel converters
09/25/2014WO2014149355A2 Load commutated drive systems for high power applications
09/25/2014WO2014148427A1 Motor drive device
09/25/2014WO2014147659A1 Field control device, field control method, and synchronous rotary machine using same
09/25/2014US20140285123 Solar A/C Direct Motor Drive
09/24/2014EP2782242A1 Control device for alternating current rotating machine, and electric power steering device equipped with control device for alternating current rotating machine
09/24/2014EP2782241A1 Motor control device for electric automobile
09/23/2014US8841870 Driver for switching element and control system for rotary machine using the same
09/18/2014WO2014146048A2 Methods for determining viral sensitivity to viral inhibitors
09/18/2014WO2014145497A2 Methods, systems, and computer-readable media for automating trading and reversing of financial trades
09/18/2014WO2014141527A1 Motor control device
09/18/2014WO2014140414A1 Arrangement, frequency converter and elevator system
09/18/2014US20140271272 Power converter and air conditioner having the same
09/18/2014US20140265994 Dynamically Reconfigurable Motor and Generator Systems
09/18/2014US20140265973 System and method for determining rotor shaft position of high voltage pm ac synchronous machines using auxiliary windings
09/18/2014US20140265972 Load Commutated Inverter Drive Systems for High Power Drive Applications
09/18/2014US20140260410 Methods and systems for controlling power to an electric motor
09/18/2014DE102014204783A1 Motortreibervorrichtung Motor driving device
09/18/2014DE102014102512A1 Verfahren zum Steuern eines Gleichrichters/Wechselrichters und Fahrzeug, das dieses aufweist A method for controlling a rectifier / inverter and vehicle having this
09/18/2014DE102013004337A1 Elektromotor mit leistungselektronischem Umrichtersystem und daraus gespeister aktiver Kühleinrichtung Electric motor with leistungselektronischem converter and it powered active cooling device
09/17/2014EP2779433A1 Motor drive device
09/17/2014EP2776272A2 Method and apparatus for controlling an electrical machine
09/16/2014US8836289 Combination charger and motive power device
09/16/2014US8836270 Inverter system and communication method
09/16/2014US8836264 Controller for a rotating electrical machine
09/16/2014CA2756406C Control apparatus for electric rotating machine
09/12/2014WO2014136761A1 Power-converter control device
09/12/2014WO2014136485A1 Motor control device and motor control method
09/12/2014WO2014136142A1 System for driving ac motor
09/11/2014US20140253011 Motor control system
09/11/2014US20140253003 Motor control unit
09/10/2014EP2774266A2 Method and apparatus for operating an electronically commutated electrical machine in the event of a fault
09/10/2014EP2774262A1 Method for actuating a power converter circuit
09/09/2014US8830658 Switchgear cabinet arrangement of a device for producing electric energy
09/09/2014US8829846 Field oriented control of a motor with a single shunt
09/09/2014US8829832 Electric motor controller and electric motor control system
09/09/2014US8829829 Apparatus for calculating rotational position of rotary machine
09/09/2014US8829827 Methods, systems and apparatus for controlling operation of an electric machine in an overmodulation region
09/09/2014CA2756719C Controller for ac rotary machine
09/04/2014US20140247003 Power conversion device
09/04/2014DE112012005224T5 Sperrschaltstrategie zum Verhindern eines Hochspannungsübergangs Blocking switching strategy for preventing high voltage transition
09/02/2014US8823304 Power supply system and method for controlling a mechanically commutated electric motor
09/02/2014US8823302 Control apparatus for switching circuit
08/2014
08/28/2014US20140240948 Power conversion device
08/28/2014US20140239870 Power Conversion Apparatus
08/28/2014DE102014203529A1 Wechselrichtervorrichtung Inverter device
08/28/2014DE102013202969A1 Haushaltsgerät, insbesondere Wäschetrockner, mit einem bürstenlosen Gleichstrommotor und Verfahren zum Betreiben eines bürstenlosen Gleichstrommotors in einem Haushaltsgerät Domestic appliance, in particular tumble dryer, having a brushless DC motor and method for operating a brushless DC motor in a domestic appliance
08/27/2014EP2770630A1 Motor control device and motor control method
08/27/2014EP2770627A1 Motor control device and motor control method
08/27/2014EP2770626A1 Motor control device and motor control method
08/26/2014US8816623 Motor controlling apparatus and method of the same
08/26/2014US8816621 PWM output apparatus and motor driving apparatus
08/26/2014US8816612 Controller for multi-phase rotary device
08/21/2014WO2014127090A2 System and method for single-phase and three-phase current determination in power converters and inverters
08/21/2014WO2014126893A1 Methods of determining initial position of rotor
08/21/2014US20140232318 Power conversion control device, power conversion control method, electric motor, and vehicle driving system
08/21/2014US20140232313 Reduced Size Power Inverter Suitable for a Vehicle
08/21/2014US20140232308 Inverter apparatus
1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 133