Patents for H02P 29 - Arrangements for regulating or controlling electric motors, appropriate for both ac- and dc-motors (5,779)
09/2010
09/02/2010US20100219777 Control of heavy machines
09/01/2010CN201571016U Motor rotation control system
09/01/2010CN201571015U Bi-directional output drive system of bi-directional non-constant electric motor
09/01/2010CN101820248A Control techniques for motor driven systems
09/01/2010CN101188401B 驱动控制装置 Drive control means
08/2010
08/24/2010US7782008 Motor and method for controlling operation of motor
08/19/2010US20100207556 Ac/dc converting circuit and motor controller using the same
08/18/2010EP2219288A1 Motor controller and electric tool employing the controller
08/18/2010CN201557080U Velocity measurement composite system
08/18/2010CN101807879A Miniature multifunctional motor driving controller
08/18/2010CN101807878A Servo system control method based on relay feedback
08/11/2010EP2215901A2 Fan arrangement in which the consumed electric power is influenced
08/11/2010CN1992508B 编码器 Encoder
08/11/2010CN101801762A Electrically driven power steering device
08/05/2010WO2010086227A1 Method for operating a brushless motor
08/04/2010CN201541234U Motor device based on DCS system
08/04/2010CN201541233U Constant-direction output drive system for bidirectional variable-speed electric motor
08/04/2010CN201541232U Two-way drive device with different speed ratios by two-way input of electric motor
08/04/2010CN1619936B Motor driving apparatus
08/04/2010CN101796719A Electric motor control
08/04/2010CN101795926A Steering device
08/04/2010CN101236436B Control apparatus of servo motor
07/2010
07/28/2010CN201535863U 一种暖气控制阀控制电路 One kind of heating control valve control circuit
07/28/2010CN101789756A Bidirectional output driving system for bidirectional non-constant-speed electric motor
07/28/2010CN101789755A Constant output driving system for bidirectional non-constant-speed electric motor
07/28/2010CN101789754A Electric motor driving system with bidirectional input and constant output
07/28/2010CN101789753A Electric motor two-direction input different-speed ratio two-direction driving device
07/22/2010US20100181769 Motor load reduction in a wind power plant
07/21/2010EP2208660A1 Electrically driven power steering device
07/21/2010EP2208658A1 Electrically driven power steering device
07/21/2010CN201533281U controllable electromotor
07/21/2010CN101783648A Gear position identifying device and identifying method thereof for multi-speed motor
07/15/2010DE102009046166A1 Verfahren und System zur Erzeugung einer Vibration in einem Automobil Method and system for generating a vibration in an automobile
07/15/2010DE102009004556A1 Fehlerdetektionsmethode für elektrische Motoren mit einem oder mehreren Sternpunkten Error detection method for electric motors with one or more rating points
07/14/2010EP2207041A1 Motor overload protecting method
07/14/2010CN101436845B Motor driving system of electric punching machine
07/07/2010CN201523359U Speed regulating and controlling device for motor of food processor
07/07/2010CN101772884A 电动机控制装置 Motor control means
07/01/2010WO2008138454A3 Electric drive
07/01/2010US20100164427 Apparatus, system, and method for fault tolerant cooling in a redundant power system
07/01/2010US20100164421 Apparatus, system, and method for improved fan control in a power supply
06/2010
06/24/2010US20100156338 System and method for monitoring and controlling stator winding temperature in a de-energized ac motor
06/23/2010EP2198511A1 Motor controller with hall sensor misalignment compensation
06/23/2010CN101753098A Fan and control circuit thereof
06/23/2010CN101753097A Driving device for motor
06/17/2010US20100150736 Fan system having improved availability and method for its operation
06/17/2010US20100148713 Motor speed controller
06/17/2010DE112008002240T5 Lenkvorrichtung Steering apparatus
06/17/2010DE112008001818T5 Elektrische Motorsteuerung Electric motor control
06/16/2010EP2195920A1 Restriction of output of electrical drive and protection of an elevator
06/16/2010EP2195912A1 Method and device for controlling an electric motor
06/16/2010CN1758529B Motor driving apparatus, digital camera, and motor controlling method
06/10/2010US20100141196 Gain value control system and method
06/10/2010US20100141186 Electric tool and device switch for an electric tool
06/09/2010CN201504223U Multi-power energy-saving motor for oil pumping unit
06/09/2010CN201499898U Electric crib
06/09/2010CN101414803B Method and apparatus for recognizing multi-speed motor gear based on voltage mutual inductance technology
06/09/2010CN101277092B Motor lock detection circuit
06/03/2010US20100138045 Motor driving device
06/02/2010DE112009000017T5 Motorcontroller Motor Controller
06/02/2010DE102008059226A1 Electric tool device i.e. battery-operated electric hand tool device, operating method, involves determining and testing whether control measures are executed before reaching freewheeling phase based on level of freewheeling current
06/02/2010CN101202530B Protective door system for enclosures resistant to high internal pressures
06/01/2010US7726270 Engine start control apparatus and engine start control method
05/2010
05/27/2010WO2010057605A1 Method for operating a drive and drive
05/26/2010EP2188884A1 Motor controller system and method for maximizing energy savings
05/26/2010CN201489325U Automatic intelligent sensing battery-conserving switch
05/25/2010CA2568067C System and method for cooling the power electronics of a mining machine
05/20/2010DE102009053013A1 Steuereinheit mit integriertem Temperatursensor Control unit with integrated temperature sensor
05/19/2010EP2187056A1 Electric compressor
05/19/2010CN1988371B Method of estimating load inertia for a motor
05/13/2010US20100121530 Steering device
05/13/2010US20100117568 Controller for calculating electric power consumption of industrial machine
05/12/2010EP2184849A2 Rechargeable electric power tool
05/12/2010DE102009018389A1 Motorsteuervorrichtung The motor control apparatus
05/12/2010CN201467071U Motor intelligent timing controller
05/12/2010CN201467070U Power-saving controller of general infrared sensing alternating current and direct current motor
05/06/2010WO2010049058A2 Method for adjusting an electrical drive and motor vehicle
05/06/2010US20100109598 Controlling a power of an electrical motor
05/06/2010US20100109590 Driving device and protection method thereof
05/06/2010DE102008054216A1 Verfahren zur Einstellung eines elektrischen Antriebs sowie Kraftfahrzeug Method for adjusting an electric drive and motor vehicle
05/05/2010EP2182629A2 Motor drive circuit and electric power steering apparatus
05/05/2010EP2182620A1 Controller for rotating electrical machines
05/05/2010CN201450486U Intelligent remote motor monitor
05/05/2010CN1910459B Rotation detection device
04/2010
04/30/2010CA2684051A1 Industrial truck comprising a system for detecting spinning or locking of the drive wheel
04/29/2010WO2010046274A2 Device and method for monitoring and/or analyzing rotors of electric machines in operation
04/29/2010WO2010046156A1 Method for operating an electric induction or travelling wave machine
04/29/2010WO2009107563A3 Electric rotating tool, control method, and program
04/29/2010WO2009102082A3 Electric rotating tool
04/29/2010DE102009011720A1 Verfahren und Schaltung zum Steuern der Motorgeschwindigkeit A method and circuit for controlling the motor speed
04/29/2010DE102005009607B4 Antrieb und Verfahren zur Überwachung dieses Antriebs Drive and procedures for monitoring this drive
04/29/2010CA2739844A1 Device and method for monitoring and/or analyzing rotors of electric machines in operation
04/28/2010EP2179502A2 Power supply unit for a home automation actuator and method of operation of said unit
04/22/2010DE19643909B4 Motorsteuervorrichtung The motor control apparatus
04/22/2010DE102009042782A1 Elektrische Antriebsanordnung eines Teils und/oder einer Vorrichtung einer Faserbahnmaschine sowie Verfahren zur Steuerung der elektrischen Antriebsanordnung eines Teils und/oder einer Vorrichtung einer Faserbahnmaschine Electrical drive arrangement of a part and / or an apparatus of a fiber web machine as well as methods for controlling the electric drive assembly of a part and / or an apparatus of a fiber web machine
04/22/2010DE102009038155A1 Servomotorsteuergerät The servo motor control unit
04/22/2010DE102008042984A1 Method for operating electric induction machine, particularly electrical power steering of vehicle, involves connecting each of multiple windings between assigned normal mode-switching device and neutral point
04/21/2010EP2178202A1 Motor control device and gain adjustment method thereof
04/21/2010EP2177387A1 Running driver of working vehicle
04/21/2010CN1593963B Failsafe operation system and method of active vehicle suspension
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