Patents for H02P 9 - Arrangements for controlling electric generators for the purpose of obtaining a desired output (15,039) |
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08/28/2012 | US8253393 Method and a controlling arrangement for controlling an AC generator |
08/28/2012 | US8253266 Skyscraper with integrated wind turbines |
08/28/2012 | US8253264 Orbiting drum wind turbine and method for the generation of electrical power from wind energy |
08/28/2012 | US8253262 Automotive wind powered generator system |
08/28/2012 | US8253260 Exhaust turbine generator system and method of controlling the same |
08/28/2012 | US8251183 Electricity generating device by applying vehicle weight |
08/28/2012 | CA2741594A1 Wind turbine generator and method of controlling the same |
08/23/2012 | WO2012111128A1 Regeneration control system for vehicle |
08/23/2012 | WO2012110979A1 Assembly operating in a variable regime |
08/23/2012 | US20120211998 Cogeneration facility |
08/23/2012 | US20120211986 Wind sensor system using blade signals |
08/23/2012 | US20120211985 Method of controlling a wind energy system and wind speed sensor free wind energy system |
08/23/2012 | US20120211984 Wind turbine generator system fault processing method and system |
08/23/2012 | US20120211983 Method and system for operating an electromechanicalgenerator |
08/23/2012 | US20120211982 Controller for wind turbine generator, wind turbine generator, and method of controlling wind turbine generator |
08/23/2012 | US20120210944 Hydro-electric generation method and system with saltwater flume for aquaculture |
08/23/2012 | DE102012201860A1 Verfahren zur Verlustleistungsreduktion bei der Spannungsklammerung von aktiven Gleichrichterschaltungen A method for power loss reduction in voltage clamping of active rectifier circuits |
08/23/2012 | DE102011105430A1 Method for operating synchronous generator for producing electric power in electrical network for onboard power supply or emergency power supply of train, involves reducing current increment gradient when voltage falls below threshold value |
08/23/2012 | DE102004003657B4 Stromrichterschaltungsanordnung und zugehöriges Ansteuerverfahren für Generatoren mit dynamisch veränderlicher Leistungsabgabe Converter circuit arrangement and associated method for driving generators with dynamically variable power output |
08/23/2012 | CA2741389A1 Controller for wind turbine generator, wind turbine generator, and method of controlling wind turbine generator |
08/22/2012 | EP2489120A2 Generating set preloader |
08/22/2012 | EP2489119A1 Systems and methods for monitoring wind turbine operation |
08/22/2012 | EP2319171B1 Direct power and stator flux vector control of a generator for wind energy conversion system |
08/22/2012 | CN202395542U Multi-winding doubly salient generator and output conversion and control device |
08/22/2012 | CN102647140A PCM (pulse-code modulation) control based automotive generator voltage regulation method and PCM control based automotive generator voltage regulator |
08/22/2012 | CN102647139A Synchronous alternator comprising coil wound rotor and assembly operating converter variable regime |
08/22/2012 | CN102647138A Rectifying voltage-stabilizing power supply device for underground turbine generator |
08/22/2012 | CN102647137A Simulation method and device for current power generation power grid voltage |
08/22/2012 | CN102646996A Power control system of double-fed set wind power plant |
08/22/2012 | CN102646993A Low-voltage ride through (LVRT) system of wind generation set and method of the system |
08/22/2012 | CN101951073B Small and medium size wind driven generator |
08/22/2012 | CN101647191B Generator assembly |
08/22/2012 | CN101567660B Motor control device and generator control device |
08/21/2012 | US8249852 Condition monitoring of windturbines |
08/21/2012 | US8249758 Centralized power conditioning |
08/21/2012 | US8248038 Synchronous generator protection |
08/21/2012 | US8247917 Storage battery output power control method for wind turbine generator |
08/21/2012 | US8247915 Energy storage system utilizing compressed gas |
08/21/2012 | US8247913 Method and system for operating a wind energy installation |
08/21/2012 | US8246008 Lifting system |
08/16/2012 | WO2012108333A1 Wind power generating device |
08/16/2012 | WO2012087500A3 Switched reluctance generator initial rotor position estimation |
08/16/2012 | WO2011119042A3 Variable electrical generator |
08/16/2012 | US20120206712 Laser Wind Velocimeter With Multiple Radiation Sources |
08/16/2012 | US20120205913 Wind turbine control methods for improving the production of energy |
08/16/2012 | US20120205912 Wind-turbine-generator control apparatus, wind turbine generator system, and wind-turbine-generator control method |
08/16/2012 | US20120205911 Method and system for controlling a dc link voltage of a power converter connecting an electric generator of a wind turbine with a power grid |
08/16/2012 | DE102012002983A1 System und Verfahren zum Umwandeln von Wechselstromleistung in Gleichstromleistung unter Verwendung einer sensorlosen feldorientierten Regelung System and method for converting AC power into DC power using a sensorless field-oriented control |
08/15/2012 | CN202385047U System for preventing vibration of power generator |
08/15/2012 | CN202385046U Synchronous generator inversion type excitation system |
08/15/2012 | CN202385045U Excitation overmodulation protector |
08/15/2012 | CN102638213A Bidirectional buck-boost power converter |
08/15/2012 | CN101976920B Double rotor engine for pure electric car and control method thereof |
08/14/2012 | US8242753 Current limitation for a double-fed asynchronous machine |
08/14/2012 | US8242620 Wind turbine generator system |
08/14/2012 | US8242619 Coordinated control of power converter and pitch angle for wind turbine generation system |
08/14/2012 | US8242617 Method and arrangement for damping of tower-oscillations |
08/09/2012 | WO2012106331A1 Force balanced multivoltage winding configuration |
08/09/2012 | WO2012104580A2 Electrical devices with improved fault current handling capabilities |
08/09/2012 | WO2012103709A1 Method, device and system for speed control of generator set |
08/09/2012 | US20120200087 Management System for Operating a Wind Energy Plant and Method Using the Management System |
08/09/2012 | US20120200086 Method and system for controlling wind farm when wind speed varies abruptly |
08/09/2012 | US20120200085 Wind energy generating system |
08/08/2012 | EP2485388A1 Reduction of noise and vibrations of an electromechanical transducer by using a modified stator coil drive signal comprising harmonic components |
08/08/2012 | EP2485385A2 Method and system for testing a mechanical brake of a wind rotor shaft of a wind turbine |
08/08/2012 | EP2484005A2 Method for operating a d.c. generator |
08/08/2012 | EP2484004A1 Method for protecting a motor vehicle generator from overheating |
08/08/2012 | EP2484003A1 Electric motor and method for controlling the same |
08/08/2012 | EP2297843B1 Separately excited electrical synchronous machine and method for operating a synchronous machine |
08/08/2012 | CN202374210U Winding circuit structure for generator welder |
08/08/2012 | CN102629762A Floating frequency difference regulation and variable rate load instruction modification-based primary frequency regulation method |
08/08/2012 | CN101860044B Method for cooperatively controlling reactive voltage of wind farm |
08/08/2012 | CN101176253B Method and apparatus for converting wind generated electricity to constant frequency electricity for a utility grid |
08/07/2012 | US8239072 Wind power plant, wind power plant controller and method of controlling a wind power plant |
08/07/2012 | US8239071 Method for controlling at least one adjustment mechanism of a wind turbine, a wind turbine and a wind park |
08/07/2012 | US8237416 More electric engine with regulated permanent magnet machines |
08/07/2012 | US8237303 Organic rankine cycle (ORC) turbo generator for prevention of penetration of working fluid |
08/07/2012 | US8237302 Main circuit of electric power generating apparatus for dispersed power supply |
08/07/2012 | US8237301 Power generation stabilization control systems and methods |
08/02/2012 | WO2012100578A1 Alternator and electricity generation method thereof |
08/02/2012 | US20120194142 Power generating device and braking device |
08/02/2012 | US20120193918 Wind turbine control methods and systems |
08/02/2012 | US20120193917 Pitch control system and method for wind turbine |
08/02/2012 | US20120193916 Wind turbine generator as well as parameter acquisition system and method thereof |
08/02/2012 | US20120193915 Reactive voltage control system and method for wind power field of double-fed wind power-generating unit |
08/02/2012 | US20120193914 Power capture system and method |
08/01/2012 | EP2482445A2 Independent, redundant overvoltage protection for a generator |
08/01/2012 | EP2482444A2 Hybrid inverter generator |
08/01/2012 | EP2482443A1 Internal combustion engine system and ship |
08/01/2012 | EP1625654B1 Sprinkler activated generator |
08/01/2012 | CN202363911U Small-size wind generating set |
08/01/2012 | CN102625976A Method for operating a wind turbine and wind turbine suited therefor |
08/01/2012 | CN102624313A Excitation capacitance optimization method of wind power generation system of stator duplex-winding asynchronous motor |
08/01/2012 | CN102624312A Hybrid inverter generator |
08/01/2012 | CN102624311A Excitation control device of brushless generator of electric wheel dumper |
08/01/2012 | CN102624310A Alternative-current generator |
08/01/2012 | CN102624309A Variable-speed double-fed wind power station clustering equating method based on mechanical and electrical dynamic characteristics |
08/01/2012 | CN102624026A Variable speed wind-power system based on variable frequency transformer and control method of variable speed wind-power system |
08/01/2012 | CN102624012A Method for distinguishing negative damping low frequency oscillation on the basis of moment decomposition integral algorithm |
07/31/2012 | US8232778 Independent, redundant overvoltage protection for a generator |