H02P 1 - Arrangements for starting electric motors or dynamo-electric converters

Patents for H02P 1 - Arrangements for starting electric motors or dynamo-electric converters (9,872)
11/2011
11/02/2011	CN202026262U Magnetic-force flexible automatic control device for oil pumping unit
11/01/2011	US8049459 Blower motor for HVAC systems
11/01/2011	US8049458 Field winding type of synchronous rotary electric machine
11/01/2011	US8049442 Electric injection molding machine
10/2011
10/27/2011	US20110260670 Electric motor assembly, method for operating an electric motor, and motor control device
10/26/2011	CN202019337U Novel rapid phase conversion device for single-phase AC (alternate current) motor
10/26/2011	CN202019331U Dual-drive synchronizer for traveling slurry scraping and sucking machine
10/26/2011	CN202019330U Energy-saving starter for electric motor
10/26/2011	CN202019329U Starting device for megawatt double-fed motor
10/26/2011	CN202019328U Self-starting control circuit for motor
10/26/2011	CN202019327U Energy-saving starter for combined motor
10/26/2011	CN202019326U 紧凑型马达节能起动器 Energy-saving compact motor starters
10/26/2011	CN202019325U Starter for failure safety motor
10/26/2011	CN202019324U Explosion-proof double power supply vacuum electromagnetic starter door observation window for coal mine fan
10/26/2011	CN202019304U Three-phase large power frequency conversion power supply
10/25/2011	US8044625 Wiper apparatus
10/25/2011	US8044624 Load control apparatus and method for processing diagnosis signal for the same
10/25/2011	US8044616 Method and apparatus for initializing operation of a disk drive
10/19/2011	EP2377235A2 Electrical system for starting up aircraft engines
10/19/2011	CN202014218U Heating device of water tank of liquid resistance soft starter of high voltage motor
10/19/2011	CN202014217U Starting controller for travel motor of crane
10/19/2011	CN202014216U Motor and drive circuit thereof
10/19/2011	CN202012929U Full-automatic control circuit for slag remover of boiler
10/19/2011	CN101847959B Novel mutual-inductance contactless starter
10/19/2011	CN101572522B Fool type self-learning motor soft on-off control device
10/13/2011	WO2011125681A1 Booster compressor integral with motor
10/13/2011	US20110248654 Self-Propelled Working Machine with Electrical Drive System and Processes for Operating the Same
10/12/2011	EP1800392B1 Motor control
10/12/2011	CN202009356U Motor starter with ultralow power consumption
10/12/2011	CN202009355U Multifunctional digitalized and modularized energy-saving electric controller
10/12/2011	CN202009354U Discrete frequency soft starting circuit
10/12/2011	CN202009353U Novel liquid resistance soft starting crossed rod type drive mechanism
10/12/2011	CN202009352U Door body of explosion-proof dual-power-supply vacuum electromagnetic starter for mine fan
10/12/2011	CN202009351U Housing for 400A double-speed vacuum electromagnetic starters
10/12/2011	CN202009350U Housing for 250A double-speed vacuum electromagnetic starters
10/12/2011	CN102217187A Method for the operation of synchronous motors, and associated device
10/12/2011	CN101003259B Vehicle propulsion system
10/11/2011	US8035331 AC/DC converting circuit and motor controller using the same
10/11/2011	US8035322 Methods and apparatuses for estimating transient slip
10/06/2011	WO2011123443A1 High density windings for a concentric wound electrical machine stator
10/06/2011	DE102010016326A1 Electronic circuit for limiting current surge in motor inductor of e.g. electrical operated machine, has resistance module, where threshold values for current and switch opening time are defined in by measuring and controlling device
10/05/2011	EP2372892A1 Device and method for interim storage of electric brake energy of an engine operated on a converter
10/05/2011	CN202004720U Alarming automatic resetting device of frequency converter of continuous casting machine
10/05/2011	CN202004705U Mining explosion-proof AC high voltage soft start device
10/05/2011	CN202004704U Soft start positive/negative rotation switching device of tunnel large-scale axial fan
10/05/2011	CN202004703U Motor soft starter
10/05/2011	CN202004702U Motor soft start device taking account of reactive power compensation
10/05/2011	CN202004701U Circuit of motor soft starter
10/05/2011	CN202004700U Motor starting device
10/05/2011	CN202004699U Soft start control circuit for motor
10/05/2011	CN202004698U Phase insulation protective cover suitable for universal handcart type high-pressure solid-state soft starter
10/05/2011	CN202003909U Three-in-one relay device
10/05/2011	CN102210092A Three-phase AC power controller
10/05/2011	CN102208887A Method for reducing starting current of side push three-phase asynchronous motor used in large power ship
10/05/2011	CN102208886A Automatic reversing device and method of tubular motor
10/05/2011	CN101771372B Method for driving starting of rotary motor by high-voltage transducer
10/05/2011	CN101411045B VSD control
10/04/2011	US8030884 Apparatus for transferring energy using onboard power electronics and method of manufacturing same
10/04/2011	US8030796 System and method for controlling current in a movable barrier operator
09/2011
09/30/2011	CA2735699A1 System and method for improved start-up of self-oscillating electro-mechanical surgical devices
09/29/2011	US20110234139 Electronically commutated serial-parallel switching for motor windings
09/28/2011	EP2179495B1 System and method for energizing an electric motor auxiliary winding and electric motor
09/28/2011	CN201994893U 一种高压电动机液阻软起动器水箱降温装置 A high-pressure liquid resistance soft starter motor tank cooling device
09/28/2011	CN201994892U 智能内置电子熄弧旁路式软起动器 Intelligent built-in electronic arc soft starter bypass
09/28/2011	CN201994891U 一种电机正反转及停转控制器 A motor reversing and stalling controller
09/28/2011	CN201994890U 无刷起动器 Brushless Starter
09/28/2011	CN201994861U 航空发动机地面智能调节起动电源 Aeroengine ground starting power smart regulation
09/28/2011	CN201990411U 用于双速葫芦的高低速切换装置 High and low speed switching devices for double speed hoist
09/28/2011	CN102201764A Motor drive circuit and lighting device
09/27/2011	US8026682 Circuit arrangement
09/27/2011	US8026678 Motor control device
09/22/2011	WO2011113577A1 Electrical machines
09/22/2011	US20110227521 Method of starting a fan
09/22/2011	CA2793081A1 Electrical machines
09/21/2011	EP2367265A1 Electrical machines
09/21/2011	EP1344311B1 Improved method of controlling three phase motor starting sequence
09/21/2011	CN201985814U 双转矩节能电机 Dual torque energy-saving motors
09/21/2011	CN201985813U 一种交流负载控制系统 An AC load control system
09/21/2011	CN201985803U 一种单项电容启动电动机正反转控制装置 One kind of individual capacitor start motor reversing control device
09/21/2011	CN201985802U 一种电机软起动器 A motor soft starters
09/21/2011	CN201985801U 适用于电机软起动器散热器的绝缘结构 Insulation applied to the radiator motor soft starters
09/21/2011	CN201985800U 低功耗电子起动器 Low-power electronic starter
09/20/2011	US8022657 Washing machine wiring to reduce mechanical timer contact welding
09/20/2011	US8022654 Soft start for electric motor of a power tool
09/20/2011	US8022645 Circuit configuration with an end stage for switching an inductive load
09/15/2011	WO2010060671A3 Method and control device for controlling an electric motor
09/15/2011	US20110221381 Electric motor and switch for electric motor having arc barrier
09/15/2011	US20110221379 Electromagnetic linear stepper motor
09/15/2011	US20110221372 Windshield wiper control system
09/15/2011	US20110220299 Automated shade control method and system
09/14/2011	CN201976069U 智能节能电机调速系统 Energy Smart motor speed control system
09/14/2011	CN201976067U 一种风机变频控制装置 A fan on frequency control device
09/14/2011	CN201976066U 一种空压机变频控制装置 One kind of air compressor frequency control device
09/14/2011	CN201976050U 交流电机反正转软起动制动控制器 Anyway, turn the AC motor soft starters brake controller
09/14/2011	CN201976049U 电力提灌站晶闸管软起动装置 Irrigation stations thyristor power soft start device
09/14/2011	CN201976048U 电动机启动用部件 Motor starting components
09/14/2011	CN201975761U 智能型控制保护开关 Intelligent control and protection switch
09/14/2011	CN201975243U 自耦移相变压器及可减压启动电动机的高压变频器 Auto decompression phase-shifting transformers and can start the motor of high-voltage inverter
09/14/2011	CN102185557A Speed regulation control system of single-phase induction motor
09/14/2011	CN102185555A Digitalized alternating-current voltage and speed regulation device

1 ... 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 ... 99