Patents for H02P 1 - Arrangements for starting electric motors or dynamo-electric converters (9,872)
07/2013
07/24/2013CN203086387U Transmission positioning guiding device for lead screw
07/24/2013CN203086386U Novel start control device for hydraulic oil pump of shielding machine
07/24/2013CN103219943A High-frequency IGBT rotor frequency changer speed adjusting system
07/24/2013CN103219928A Soft starter of direct-current motor and soft starting method thereof
07/24/2013CN102377377B Motor driving circuit
07/23/2013US8493018 Fast switching for power inverter
07/23/2013US8493017 Electrical drive with switchable coil sections
07/23/2013US8493015 Door drive
07/23/2013US8493012 Protection relay, electrical switching apparatus, and system for determining and outputting fault current available at a load and incident energy or personal protective equipment level operatively associated therewith
07/23/2013US8493011 Method for operating an electronically commutated electric motor and apparatus therefor
07/23/2013US8493009 Surgical motor control device, surgical drive system and method for controlling a surgical drive unit
07/17/2013CN203071853U Intelligent energy conservation control device for pumping unit dragging system of producing well
07/17/2013CN203071852U Star triangle starting time delay setting system
07/17/2013CN203071851U Starting cabinet for variable-frequency drive
07/17/2013CN203071850U Monitoring type built-in bypass soft starter
07/17/2013CN203071849U Soft starting current limiting compensation and harmonic filtering integration apparatus of high-voltage high-power motor
07/17/2013CN203071848U Start control device of hydraulic oil pump of shield tunneling machine
07/17/2013CN203071847U Soft starter automatic control device
07/17/2013CN203071846U Explosion-proof type reversible soft starter provided with intelligent gating
07/17/2013CN103208952A Zero-current reversing device for alternating current winding motor
07/17/2013CN101821935B Igbt/fet-based energy savings device, system and method
07/17/2013CN101257278B Automatic gear shifting system of paper chipper
07/16/2013US8487582 Apparatus for transferring energy using onboard power electronics and method of manufacturing same
07/16/2013US8487580 Blower motor for HVAC systems
07/16/2013US8487574 Fan rotary speed controlling device
07/16/2013US8487569 Control of an electric machine
07/16/2013US8487558 Electric vehicle
07/16/2013US8487557 Use of motor protection system to protect process operation
07/11/2013DE102012100208A1 Electric motor for use in e.g. vehicle, has permanent magnets, and control device for controlling electromagnet field coils such that rotation of motor is caused magnetic attraction when coils are not supplied with current
07/10/2013CN203057044U DC straight-through controller
07/10/2013CN203057041U An explosion-isolating double-circuit soft starter equipped with intelligent gate control
07/10/2013CN203057040U Discrete frequency-conversion soft starting device with no speed sensor
07/10/2013CN203057039U Mining flame-proof and intrinsically safe type vacuum AC soft starter
07/10/2013CN203057038U Coal mine air compressor flame-proof and intrinsically safe type electromagnetic starter
07/10/2013CN203057037U Coal mine air compressor flame-proof and intrinsically safe type electromagnetic starter
07/10/2013CN203057036U Fan motor driving device and fan
07/10/2013CN103201942A Method for starting a single-phase induction motor
07/10/2013CN103199769A Three-power vacuum electromagnetic starter used for coal mine fan
07/10/2013CN103199768A Alternating current asynchronous motor stepped variable frequency starting method and controller
07/10/2013CN103199767A Universal switch
07/10/2013CN102035442B Transmission control apparatus and mechanically and electrically integrated type electronic control apparatus
07/10/2013CN101404472B Low/medium voltage and high voltage motor soft starter composed by three-phase commutation bridge
07/09/2013US8482243 High acceleration rotary actuator
07/09/2013US8482236 Method and circuit for controlling motor speed
07/09/2013US8482232 Motor drive circuit
07/09/2013US8480318 Driving force transmitting device and camera platform device using the same
07/04/2013WO2012037624A9 A start and control method for a single-phase induction motor, a start and control system for a single-phase induction motor and an electronic start and control device applied to a single-phase induction motor
07/03/2013EP2611025A1 Engagement of a spinning AC induction motor
07/03/2013EP2609322A1 Method and device for operating a starter of a vehicle
07/03/2013CN203039628U Silicon controlled rectifier motor driving structure
07/03/2013CN103187904A Explosion-proof type vacuum wind power locking magnetic starter used for mine
07/03/2013CN103187903A Intelligent starting control device
07/03/2013CN101663458B Method of controlling a motorized window curtain
07/02/2013US8476858 Refrigerator and method for controlling same
07/02/2013US8476849 Multisensory control of a patient-lifting-device
07/02/2013US8475328 Micro-hybrid system for motor vehicle incorporating piloting strategies module
06/2013
06/27/2013WO2013094783A1 Lifting and lowering controller
06/27/2013WO2013093343A2 Device for maintaining voltage during startup for a motor vehicle
06/26/2013CN203027186U Three-phase motor integration controller
06/26/2013CN203027172U Direct-current motor driving circuit
06/26/2013CN203027171U Water resistance starting device of large-sized asynchronous winding motor
06/26/2013CN203027170U Low voltage frequency converter with rotating speed tracing start function
06/26/2013CN203027169U Dropping-compensation solid soft starting device for axial-flow compressor
06/26/2013CN203027168U Overloaded equipment starting control system
06/26/2013CN203027153U Universal smart power grid power electronic device
06/26/2013CN203021825U Interconnected controlling device and clothes dryer using same
06/26/2013CN203016855U Circuit for controlling lifting of closestool cover and closestool loop used for toilet
06/25/2013US8471503 Vehicle door power assist
06/20/2013WO2012136182A3 Method for controlling an electronically commutated electric motor
06/20/2013DE102011088974A1 Verfahren zur Anlaufsteuerung einer elektrischen Unterdruckpumpe A method for controlling a starting electric vacuum pump
06/19/2013EP2605397A2 Motor starter module
06/19/2013CN203014722U Three-phase motor forward and backward rotation execution module
06/19/2013CN203014721U Motor star-delta change-over starting contactor
06/19/2013CN203014720U Start button with power supply box
06/19/2013CN103166539A Electromagnetic voltage regulating soft starting device without harmonic
06/19/2013CN103166538A Reversible magnetic starter of general power-driven multi-turn execution mechanism
06/19/2013CN103166537A Soft starting circuit of three-phase asynchronous motor
06/19/2013CN103166536A Direct current starter and hay mower
06/19/2013CN103166535A Motor starter module
06/19/2013CN102158150B Ultra-low power consumption motor starter
06/19/2013CN102158143B Compact energy-saving starter of motor
06/19/2013CN102158100B Triphase variable-frequency power supply with high power and operating method thereof
06/18/2013US8466645 Motor control circuit
06/18/2013US8466639 Motion control system self-calibrating
06/18/2013US8466636 Excavator drive system with bi state motor transfer switches
06/18/2013CA2684673C Method of controlling a motorized window treatment
06/13/2013WO2013038094A3 Method for controlling a controlled switch operating the power supply of an electric motor
06/13/2013WO2012107399A3 Motor starter circuit, particularly for compressors of refrigerators
06/13/2013DE102012208946A1 Device for starting generator of power plant, has transformer that boosts output of starting converter, so that rated voltage of generator is adjusted
06/12/2013EP2601739A2 Method and circuit arrangement for checking the rotor position of a synchronous machine
06/12/2013EP2601411A2 Method for starting an electric motor in a hydraulically operated working machine
06/12/2013CN202997984U Frequency changer KNKF energy-saving system of oil field pumping unit
06/12/2013CN202997980U Asynchronous starting device
06/12/2013CN202997979U Positive temperature coefficient thermistor starter
06/12/2013CN202991427U Start control circuit of compressor
06/12/2013CN103155403A Drive device for driving a component of a household appliance, household appliance and method for operating a household appliance
06/12/2013CN103155398A Electric motor and motor control
06/12/2013CN103155396A Controller
06/12/2013CN103154513A Method for starting an electric motor in a hydraulically operated working machine
06/12/2013CN103151970A Microcomputer intelligent motor starting box
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