Patents for H02P 1 - Arrangements for starting electric motors or dynamo-electric converters (9,872)
08/2011
08/03/2011CN201918936U 智能软起动箱 Intelligent soft starter box
08/03/2011CN201918935U 零功耗待机开关控制装置 Zero-power standby switch control device
08/03/2011CN201918645U 制动式螺杆泵抽油机控制柜 Screw pump pumping the brake control cabinet
08/03/2011CN102142752A Alternating current asynchronous motor and phase change starting method thereof
08/03/2011CN101512889B Method for operating a motor system, and motor system
08/02/2011US7990094 Motor controller and electric power steering apparatus
08/02/2011US7988593 Creep control for motor system
07/2011
07/28/2011WO2011090021A1 Single-phase ac synchronous motor and control method therefor
07/27/2011EP2347502A2 Method for the operation of synchronous motors, and associated device
07/27/2011EP2347501A1 Three-phase ac power controller
07/27/2011CN201910759U Servo driving module of numerical-control laser cutting machine
07/27/2011CN201910755U Driving circuit for motor forward and reverse rotation controlled by programmable singlechip
07/27/2011CN201908190U Weft searching motor controller for rapier loom
07/27/2011CN201906902U Control circuit for guide screw type automatic tapping machine
07/27/2011CN1978889B Start motor control system for automatic transmission on vehicle
07/27/2011CN102136823A Alternating-current load control system
07/27/2011CN102136816A Positive and negative rotation control circuit for fan
07/27/2011CN102135063A Water flow control system
07/27/2011CN101847957B Voltage-reducing and electricity-saving controller of motor
07/26/2011US7986220 Automatic door system
07/26/2011US7986114 Fast startup supply for chip initialization
07/21/2011WO2011085805A1 Method and device for operating an asynchronous motor having increased efficiency
07/20/2011EP2346157A1 pincer type phase inversion device
07/20/2011CN201904745U New type brushless ring-less starter for coil wound rotor electromotor
07/20/2011CN201904744U Starter of compressor
07/20/2011CN201904605U Self-adaptive control and protecting system of asynchronous motor
07/20/2011CN102132483A Fail-passive electro-mechanical actuator utilizing dual controllers and two-phase brushless motor
07/20/2011CN102127835A Fuzzy electricity-saving switch
07/14/2011WO2011082859A2 Method for starting a synchronous machine
07/14/2011WO2011040725A3 Apparatus for controlling single-phase induction motor and method thereof
07/13/2011EP2343797A2 Single phase electronically commuted motor
07/13/2011CN201898469U SS device for multiple motors
07/13/2011CN201898468U Easily-maintained soft starter for brushless auto-control motor
07/13/2011CN201898467U Control system of intelligent water tank fan motor
07/13/2011CN101640509B Drive unit of starting motor
07/12/2011US7977910 Method of starting a synchronous motor with a brushless DC exciter
07/12/2011US7977905 Electric drive
07/07/2011WO2011047681A3 An ac single phase induction motor, a device for operating a single phase induction motor, and a compressor with such a motor or device
07/07/2011US20110166736 Propulsion control apparatus for electric vehicle
07/06/2011EP2340609A2 Voltage control and power factor correction in ac induction motors
07/06/2011CN201893741U Container gas turbine generating set and starting motor driving system
07/06/2011CN201893740U Safety starter for refrigeration compressor
07/06/2011CN201893739U Three-phase alternating-current motor phase-sequence recognizer
07/06/2011CN201893738U Energy-saving brushless starter
07/06/2011CN201893737U Silicon controlled valve bank integral structure
07/06/2011CN201893736U Explosion-proof soft starter with quick-open door structure
07/06/2011CN201893292U Alternating current contactor with soft start and arcless on-off functions
07/06/2011CN102116304A Fan system and brake circuit thereof
07/06/2011CN101361244B Electronic method for starting compressor
07/05/2011US7973507 Raindrop detecting device and method of determining raindrop amount
06/2011
06/29/2011EP1966880B1 A motor
06/29/2011CN201887707U Moveable pole plate for liquid soft starting device
06/29/2011CN201887706U Water resistance starting control device for medium-voltage motor rotor
06/29/2011CN201887705U Intelligent solid soft starting device based on DSP controller
06/29/2011CN201887438U Main driving device of crushing machine
06/29/2011CN102111096A Method for preventing asynchronous motor from shocking during soft start
06/29/2011CN101364777B Motor starting circuit and method thereof
06/23/2011WO2011047682A3 A motor and a relay for a motor
06/22/2011EP2337212A1 Synchronous machine starting device
06/22/2011EP2337211A1 Method and arrangement for controlling permanent magnet synchronous machines
06/22/2011EP1282937B1 Method for controlling the starting of an ac induction motor
06/22/2011DE102009054851A1 Verfahren zum Starten einer Synchronmaschine A method for starting a synchronous machine
06/22/2011CN201878070U Reducing motor drive circuit
06/22/2011CN201878069U Device for quickly reducing temperature in high-pressure liquid resistance cabinet
06/22/2011CN201878068U Secondary multi-thread duplex winding flow-equalization type electromagnetic pressure-regulating soft starting device
06/22/2011CN201878067U Auto-transformer device for soft start of high-power motor
06/22/2011CN201878066U In-series voltage-adjusting circuit of thyristor
06/22/2011CN201878065U SS controller for DC oil pump in generating station
06/22/2011CN201878064U Manual operation motor starter with isolation function
06/22/2011CN102104356A Brushless joint-control motor soft starter
06/22/2011CN102104355A Intelligent built-in electronic arc-blowout bypass type soft starter
06/22/2011CN101789730B Motor soft starter based on magneto-rheological grease
06/22/2011CA2688967A1 Electronic system and protection method for electronic motors
06/21/2011US7965051 System and method for a user-selectable tinted window panel apparatus
06/21/2011US7963236 Boiler and method for controlling air and fuel ratio using air pressure sensor
06/15/2011EP2332249A1 Determination of the rotor angle of a synchronous machine at rest using iterative test pulses
06/15/2011CN201869144U Novel control cabinet for positive and negative rotation of electric motor
06/15/2011CN201869143U Starter of marine service motor
06/15/2011CN201869142U Energy-saving asynchronous machine Y-Delta reduced-voltage start control cabinet
06/15/2011CN201869141U Drive system and motorized window curtain with limit
06/15/2011CN201865955U Floating fan power supply control system of cheese winder
06/15/2011CN102097984A Quasi-saturated reactor high-voltage electric motor soft start device
06/15/2011CN102097983A Network type all-digital motor soft starter
06/15/2011CN101800503B Electronic-type starter for refrigeration compressor
06/14/2011US7960939 Fuel/electric drive system
06/14/2011US7960933 Motor control apparatus
06/14/2011US7960925 Ultrasonic motor driving method and ultrasonic motor
06/14/2011US7960853 Switch-based door and ramp interface system
06/14/2011US7959534 Hybrid driving apparatus with multistage transmission provided in power transmission path and control method thereof
06/09/2011US20110133680 Fan speed control method
06/08/2011EP2329590A1 A fail-passive electro-mechanical actuator utilizing dual controllers and a two-phase brushless motor
06/08/2011CN201860284U Hydraulic resistance starter
06/08/2011CN201860283U Graded variable frequency heavy-load soft starting device based on variable reactor
06/08/2011CN201860282U Starting-voltage-adjustable starting circuit of radiator fan
06/08/2011CN201860281U Self-locking circuit of DC brush motor
06/08/2011CN102088263A Soft starter with waveform analysis function
06/08/2011CN102088262A Remote control device of explosion proof motor
06/07/2011US7957844 Device and a method for power balancing
06/07/2011US7956562 Motor and motor drive system
06/07/2011US7956559 Motor driving device
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