| Patents for H02P 9 - Arrangements for controlling electric generators for the purpose of obtaining a desired output (15,039) |
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| 05/27/2008 | US7378808 Electric drive system having DC bus voltage control |
| 05/22/2008 | WO2007141660A3 Variable speed wind turbine having an exciter machine and a power converter not connected to the grid |
| 05/22/2008 | US20080116858 Concept For Providing A Regulated, Limited Generator Excitation Current To A Generator |
| 05/22/2008 | US20080116857 Control method of generator |
| 05/22/2008 | US20080116856 Electromechanical generator for, and method of, converting mechanical vibrational energy into electrical energy |
| 05/22/2008 | US20080116695 Electric power generation system controlled to reduce perception of operational changes |
| 05/22/2008 | US20080116690 Method and apparatus for the operation of a wind energy plant in the power-limited operation |
| 05/22/2008 | US20080116689 Hydrocratic generator |
| 05/22/2008 | US20080116147 Hydroelectric generation equipment small enough to fit within system such as water treatment system, automatic plumbing fixture, etc. and capable of operating with efficiency to produce sufficient power to operate system; may be disposed in housing mounted at end of faucet; may include filter, uv source |
| 05/21/2008 | EP1923988A1 Device and method for generating a controlled and limited generator excitation current |
| 05/21/2008 | EP1922482A2 Wind fin: articulated, oscillating wind power generator |
| 05/21/2008 | DE102007050587A1 Verfahren und Vorrichtung zum Steuern von Ladungsvorgängen für eine Batterie Method and device for controlling operations for a battery charge |
| 05/21/2008 | DE102007023946A1 Drehstromgenerator-Steuervorrichtung für ein Kraftfahrzeug Phase AC generator control device for a motor vehicle |
| 05/21/2008 | DE102007021890A1 Steuerung für einen Kraftfahrzeug-Drehstromgenerator Control for a motor vehicle alternator |
| 05/21/2008 | CN201063576Y Field effect tube voltage regulator low-voltage start circuit |
| 05/21/2008 | CN201063575Y Electronic speed controller for gasoline generator set |
| 05/21/2008 | CN201063507Y Three phase permanent-magnet generator |
| 05/21/2008 | CN101185235A Method and apparatus for estimating current generated by AC generator of vehicle |
| 05/21/2008 | CN101183848A Semiconductor turbogenerator |
| 05/21/2008 | CN101183847A Multi-part type electric field excitation biconvex pole wind power generator |
| 05/20/2008 | USRE40320 Permanent magnet alternator and voltage regulator circuit for the permanent magnet alternator |
| 05/20/2008 | US7375500 Method of calculating power generating torque of synchronous generator |
| 05/20/2008 | US7375499 Fault tolerant synchronisation source for excitation control of a three phase power generating system |
| 05/20/2008 | US7375436 Gyroscope-based electricity generator |
| 05/15/2008 | US20080111380 System And Method For Utility and Wind Turbine Control |
| 05/15/2008 | DE102007048996A1 Steuersystem zum Steuern der Ausgangsleistung eines Leistungsgenerators A control system for controlling the output power of a power generator |
| 05/15/2008 | DE102007048071A1 Verfahren und System zum Übertragen von Schaltinformationen eines Spannungsreglers an einen Fahrzeugcomputer A method and system for transferring switching information from a voltage regulator to a vehicle computer |
| 05/15/2008 | DE102007026125A1 Steuerung eines Drehstromgenerators für ein Kraftfahrzeug Controlling a three-phase generator for a motor vehicle |
| 05/14/2008 | EP1921744A1 Controller of generator for vehicle |
| 05/14/2008 | EP1921309A2 Method and arrangement in wind power plant |
| 05/14/2008 | EP1634368B1 Method and damping device for damping a torsional vibration in a rotating drivetrain |
| 05/14/2008 | EP1610646A4 A backpack for harvesting electrical energy during walking and for minimizing shoulder strain |
| 05/14/2008 | CN101179202A Method and system for communicating voltage regulator switching information to a vehicle computer |
| 05/14/2008 | CN100387833C Generator |
| 05/14/2008 | CN100387831C Pump hydroturbine |
| 05/13/2008 | US7372677 Control apparatus for internal combustion engine-driven vehicle having power supply unit |
| 05/13/2008 | US7372172 Device and method for the generation of electrical energy |
| 05/08/2008 | US20080106240 Controller for vehicle AC generator |
| 05/08/2008 | US20080106100 Method and arrangement in wind power plant |
| 05/08/2008 | US20080106099 Wind Power Generation Apparatus, Wind Power Generation System and Power System Control Apparatus |
| 05/08/2008 | US20080106098 Methods and apparatus for controlling current in an electrical machine |
| 05/08/2008 | DE102006051546A1 Verfahren zum Betrieb einer Windenergieanlage mit einem doppelt gespeisten Asynchrongenerator sowie Windenergieanlage mit einem doppelt gespeisten Asynchrongenerator Method for operating a wind turbine with doubly-fed induction generator, wind turbine with doubly-fed induction |
| 05/08/2008 | DE102006050077A1 Umrichter mit steuerbarem Phasenwinkel Inverter with controllable phase angle |
| 05/07/2008 | EP1919057A2 Inter-regulator control of multiple electric power sources |
| 05/07/2008 | EP1917435A2 Sewer line power generating system |
| 05/07/2008 | EP1856795A4 Method and apparatus for converting wind generated electricity to constant frequency electricity for a utility grid |
| 05/07/2008 | EP1726088B1 Wind energy unit |
| 05/07/2008 | CN101176253A Method and apparatus for converting wind generated electricity to constant frequency electricity for a utility grid |
| 05/07/2008 | CN101175918A Vertical axis wind turbines |
| 05/06/2008 | US7368893 Voltage control apparatus for electric generator of vehicle |
| 05/06/2008 | US7368828 Wind energy system |
| 05/06/2008 | US7368827 Electrical assembly for monitoring conditions in a combustion turbine operating environment |
| 05/06/2008 | US7368826 Electro-hydraulic unit, in particular for anti-lock devices for automotive vehicle wheels |
| 05/06/2008 | CA2260386C Generator having impedance matching prime mover output capability for operation with maximized efficiency |
| 05/02/2008 | WO2008051642A2 Method and apparatus for converting ocean wave energy into electricity |
| 05/02/2008 | WO2008051446A2 River and tidal power harvester |
| 05/02/2008 | WO2007051939A3 Alternator |
| 05/02/2008 | CA2667417A1 Method and apparatus for converting ocean wave energy into electricity |
| 05/01/2008 | US20080103611 Method for Optimizing Operational Parameters on Wind Farms |
| 05/01/2008 | US20080103515 System for controlling ultrasonic clamping and cutting instruments |
| 05/01/2008 | US20080100065 Apparatus for generating electric power using ocean wave energy |
| 04/30/2008 | EP1915529A2 Methods and apparatus for advanced wind turbine design |
| 04/30/2008 | DE102007040553A1 Momentabschätzung eines motorbetriebenen Generators Moment estimation of a motor-driven generator |
| 04/30/2008 | CN201054560Y Preliminary control excitation device for excitation transformer 400V low-voltage water turbine electromotor |
| 04/30/2008 | CN201054533Y A control panel structure for portable digital generator group |
| 04/30/2008 | CN101170296A Self interference resisting electromotor excitation controller with dual central processor and its control method |
| 04/30/2008 | CN100385787C DSP Chip-based excitation controller communication system and its method for realizing USB protocol |
| 04/30/2008 | CN100385774C Bearing-free switch magnetic-resistance starting generator and control method |
| 04/30/2008 | CN100385769C Battery charging controller |
| 04/30/2008 | CN100385111C Blade pitch angle control device and wind turbine generator |
| 04/29/2008 | US7365521 Fault tolerant architecture for permanent magnet starter generator subsystem |
| 04/29/2008 | US7365520 Vehicle-generator output voltage control apparatus |
| 04/29/2008 | US7365519 Excitation system having inner loop voltage regulator with by-pass capability |
| 04/29/2008 | US7365518 Ion engine power supply |
| 04/29/2008 | US7365446 Wind power plant having power module mounted on tower foundation and method for use in constructing same |
| 04/29/2008 | US7365444 Active anti-islanding system and method |
| 04/29/2008 | CA2418561C Variable speed wind turbine having a passive grid side rectifier with scalar power control and dependent pitch control |
| 04/24/2008 | WO2008047816A1 Control device for internal combustion engine |
| 04/24/2008 | US20080094039 Control apparatus for automotive alternator with function of initialization state detection |
| 04/24/2008 | US20080093864 Hybrid working machine |
| 04/24/2008 | US20080093863 Engine start method of vehicle having starter motor and ISG |
| 04/24/2008 | US20080093859 River and tidal power harvester |
| 04/24/2008 | US20080093858 Method and apparatus for converting ocean wave energy into electricity |
| 04/24/2008 | US20080093857 Wind energy installation and method of controlling the output power from a wind energy installation |
| 04/24/2008 | US20080093856 Wind energy installation and method of controlling the output power from a wind energy installation |
| 04/24/2008 | US20080093855 Methods and apparatus for supplying and/or absorbing reactive power |
| 04/24/2008 | US20080093854 Method for Operating a Wind Power Plant and Method for Operating It |
| 04/24/2008 | US20080093853 Method and apparatus for operating electrical machines |
| 04/24/2008 | US20080093851 Method and apparatus for controlling charging operations for battery |
| 04/23/2008 | EP1914877A2 Method and apparatus for operating electrical machines |
| 04/23/2008 | CN101166010A Method and apparatus for operating electrical machines |
| 04/23/2008 | CN101165987A Air convection generating system |
| 04/23/2008 | CN100384081C DSP-based digital excitation controller data acquisition and processing system |
| 04/23/2008 | CN100383378C Electric power unit for internal combustion engine |
| 04/22/2008 | US7363122 Method for controlling a hybrid drive of a vehicle |
| 04/22/2008 | US7362004 Wind turbine device |
| 04/22/2008 | US7362003 Coil switching circuit for linear electric generator |
| 04/22/2008 | US7362000 Fluid pulsating generator |
| 04/17/2008 | WO2008045662A2 Adaptive tidal current power extraction device |
| 04/17/2008 | WO2007089872A3 An improved method of transporting and storing wind generated energy using a pipeline |