Patents for H02P 3 - Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters (5,905)
07/2009
07/14/2009US7559871 Power output apparatus, motor vehicle equipped with power output apparatus, and control method of power output apparatus
07/09/2009US20090174349 Motor drive apparatus equipped with dynamic braking circuit fault detection capability
07/08/2009CN100511961C 逆变器装置 Inverter means
07/08/2009CN100510235C Method of controlling motor-driven washing machine and control system for the same
07/08/2009CN100510234C Method of controlling motor-driven washing machine and control system for the same
07/02/2009WO2009080384A1 Method for actuating a dc machine
07/02/2009US20090167236 Control Apparatus for AC Rotary Machine and Control Method for AC Rotary Machine
07/02/2009US20090167218 Method and apparatus for braking a motor
07/02/2009US20090167217 Vehicle Power Controller
07/02/2009US20090167216 Vehicle power controller
07/02/2009US20090167215 Displacement-preventing device for coilable shade
07/01/2009EP2075903A1 Electric power steering device
07/01/2009CN101473523A 再生制动装置 Regenerative braking device
07/01/2009CN101472759A Charge control device and vehicle using the same
07/01/2009CN100508356C Current vortex retarder drive controller and control method thereof
06/2009
06/30/2009US7554278 Load-lifting apparatus and method of storing energy for the same
06/25/2009US20090160383 Electric machine
06/25/2009US20090160375 Motor controller for radio control
06/18/2009WO2009074396A1 Industrial robot having redundant emergency brake circuit
06/18/2009US20090152030 Apparatus and Method for Electric Vehicle Utilizing Dissimilar Electric Motors
06/17/2009EP1805885B1 Electromagnetic brake, device for the reliable control of an electromagnetic brake, electric motor and brake
06/17/2009CN100502222C Motor control apparatus and control method thereof
06/11/2009US20090146612 Charge control device and vehicle using the same
06/10/2009EP2067248A1 Systems and methods for controlling a dc motor
06/10/2009DE102007053613A1 Windkraftanlage mit Ansteuerschaltung für einen drehzahlbegrenzten und spannungsquellenschonenden Betrieb eines Pitchantrieb-Reihenschlussmotors bei generatorischen Momenten Wind turbine with a control circuit for a speed-limited and voltage source responsible operation of a pitch drive series-wound motor with regenerative moments
06/10/2009DE102006010537B4 Dieselelektrisches Antriebssystem mit einem permanent erregten Synchrongenerator Diesel electric propulsion system with a permanent magnet synchronous generator
06/10/2009CN100499353C Drive system for a set of machines
06/04/2009DE102007057923A1 Direct-current motor method for determining the position of rotation in a drive shaft on a direct-current motor in a run-out/braking stage uses peak loads arising through transferring brushes from one stator lamella to another
06/02/2009US7541756 Temperature compensated test for a power distribution switching device
05/2009
05/27/2009EP2063524A1 De-excitation element for receiving a de-excitation power supply from an inductive electric charge
05/27/2009EP2063339A1 Control method of electromotor
05/27/2009EP2062348A1 Method and apparatus for braking a motor
05/27/2009CN201248023Y Control circuit for DC fan motor of outdoor unit of air conditioner
05/27/2009CN101439825A Crane sling power generation system, crane sling and crane
05/26/2009US7538508 Thermal overload protection
05/20/2009EP2060697A2 Method of operating an electromechanical actuator for an awning with articulated arms.
05/20/2009CN201240741Y Energy-saving inverter for elevator
05/20/2009CN101436842A Motor drive circuit
05/20/2009CN101436841A Motor
05/13/2009EP2058178A2 Drive for a moveable part in a vehicle, such as a mobile camera
05/13/2009CN201236082Y Electrical energy feedback apparatus of elevator
05/13/2009CN101431311A Motor control system
05/07/2009WO2009056018A1 An apparatus and method for starting and stopping an ac induction motor
05/07/2009DE112006003938T5 Rekuperationsbremsgerät Rekuperationsbremsgerät
05/07/2009DE102007052303A1 Elektrogerät Household appliances
05/06/2009EP2054998A1 A drive system for a tap changer
05/06/2009CN201234232Y Monitoring device for contact closing position of electricity generator braking knife
05/06/2009CN201234230Y Vehicle-mounted control box for low voltage electric flat carriage
05/06/2009CN101427456A Control system for an electric motor
05/06/2009CN101425771A Control circuit, braking method, energy production method and device for DC motor
05/06/2009CN101424307A Duplex winding electricity-saving electromagnetic brake
05/06/2009CN101424022A Motor apparatus and method
05/06/2009CN100486070C Device for stoping a single-phase asynchronous motor with phase-shifting capacitor
05/06/2009CN100485116C Domestic wave wheel type full-automatic washing machine with electric brake
05/05/2009US7528583 Brushless generator
04/2009
04/30/2009CA2641196A1 Motor apparatus and method
04/28/2009US7525265 Drive motor reversal for a barrier operator or the like
04/23/2009WO2008138600A3 Rotor blade adjustment device for a wind turbine
04/23/2009US20090105877 Method and apparatus for recyclable absorption of electric retardation energy from an industrial robotics system
04/23/2009US20090102408 Backward pedaling detection circuit for e-bike motor driver
04/23/2009US20090102404 Control Circuit For An Electromotor With Electronic Brake Switch
04/22/2009EP2049356A2 Diesel-electric drive system
04/22/2009EP1761984A4 Engine driven power inverter system with cogeneration
04/22/2009CN201223982Y Molybdenum wire breakage braking device of linear cutting machine
04/22/2009CN101413573A Three-end axle differential transmission apparatus regulated and controlled by electric energy damp
04/22/2009CN100481704C Motor drive device
04/21/2009US7521901 Electrical power stabilisation
04/21/2009US7521889 Method of braking induction motor and control apparatus
04/21/2009US7521888 Electric motor controller for a domestic appliance
04/16/2009WO2009047831A1 Motor controller, electric vacuum cleaner, and hand dryer
04/16/2009WO2007139570A3 Trash can with power operated lid
04/16/2009WO2006031839A3 Apparatus and method for dissipating a portion of the commutation derived collapsing field energy in a multi-phase unipolar electric motor
04/15/2009EP2047488A2 Coil, control system, contacting system and method
04/15/2009EP1110288B1 Drive device and method for moving a vehicle part
04/15/2009CN201222712Y Energy consumption brake
04/15/2009CN201222711Y Electric energy feedback device for electric control system of industrial sewing machine
04/15/2009CN201222197Y Control device for shutdown of bundling machine
04/14/2009US7518331 AC rotating electric machine control method and electrical power train system
04/09/2009WO2009043373A1 A drive unit for an electric motor
04/09/2009US20090091289 Stator inter-turn fault detection of synchronous machines
04/08/2009CN201217115Y Molybdenum-wire wire-breakage braking device of linear cutting machine with alarm device
04/08/2009CN201217114Y Molybdenum-wire wire-breakage braking device of linear cutting machine with alarm device
04/08/2009CN101404473A Motor driving apparatus
04/07/2009US7514901 Method for charging a battery
04/01/2009EP2041855A2 Electric motors
03/2009
03/26/2009WO2009037352A1 Redundant hardware architecture for the control signal stage of a braking system for a vehicle all the wheels of which are each connected to at least one rotary electrical machine
03/26/2009US20090079381 Electric brake circuit for holding an alternating current motor rotor stationary
03/26/2009US20090079369 Electric powered vehicle
03/25/2009EP2040367A1 Servo motor monitoring device
03/25/2009CN101395792A Diesel-electric drive system comprising a permanently excited synchronous generator
03/25/2009CN101394142A Intelligent Chinese character displaying solid soft starter
03/24/2009US7508689 Inverter and a drive system using the inverter
03/24/2009US7508150 Electric motor controller
03/24/2009US7508147 Variable-frequency drive with regeneration capability
03/19/2009US20090072772 Diesel-electric drive system having a synchronous generator with permanent magnet excitation
03/18/2009EP2037564A2 Method and assembly for electrically braking an asynchronous motor
03/18/2009EP2037563A2 Method and assembly for electrically braking an asynchronous motor
03/18/2009EP2035293A2 Hands free waste flap apparatus and method
03/18/2009CN201208904Y Electric energy recovery circuit for electric bicycle braking
03/18/2009CN101389560A Elevator controller
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