| Patents for H02P 9 - Arrangements for controlling electric generators for the purpose of obtaining a desired output (15,039) |
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| 06/04/2009 | US20090140862 Wind energy system having an insect sensor |
| 06/04/2009 | US20090140704 Method for the operation of a wind energy plant with voltage-dependent control of a reactive electric variable which is to be provided |
| 06/04/2009 | US20090140576 Hybrid power system with variable speed genset |
| 06/04/2009 | US20090140525 System and process for generating hydroelectric power |
| 06/04/2009 | DE19838296B4 Elektrisches Spannungsversorgungssystem Electric power supply system |
| 06/04/2009 | DE102008057980A1 Zielregulierungsspannungseinstellvorrichtung Zielregulierungsspannungseinstellvorrichtung |
| 06/04/2009 | DE102007057925A1 Verfahren zum Betreiben einer Windenergieanlage mit einer spannungsabhängigen Steuerung einer bereitzustellenden elektrischen Blindgröße A method for operating a wind turbine with a voltage-dependent control of a mobilized reactive electric variable |
| 06/04/2009 | DE102007057461A1 Energy depletion device for field coil of generator in motor vehicle, has demagnetization coil magnetically coupled with field coil and connected to anode and cathode of free wheeling diode |
| 06/03/2009 | EP2066017A1 Method of operating a wind energy system with a voltage-dependent control for an electric reactive quantity to be provided |
| 06/03/2009 | CN201252513Y Novel phase-shift trigger and excitation unit made of same |
| 06/03/2009 | CN101447760A Voltage controller of wind generating set |
| 06/03/2009 | CN101447759A Reactive power compensation method for synchronizer for wind power generation and equipment thereof |
| 06/03/2009 | CN100495902C Brushless exciting controller |
| 06/03/2009 | CN100495901C Variable speed and variable frequency wind power generator excitation control system |
| 06/03/2009 | CN100495900C Telescopic Double-rotor variable speed and variable frequency power generator |
| 06/03/2009 | CN100495899C Double-rotor variable speed and variable frequency power generator |
| 06/02/2009 | US7541784 Dual voltage switching in power generation |
| 06/02/2009 | US7541687 Method and system for managing an electrical output of a turbogenerator |
| 06/02/2009 | US7541686 Wind power generator with biased transmission arrangement |
| 05/28/2009 | US20090134849 Self-Regulated Permanent Magnet Generator |
| 05/28/2009 | US20090134848 Electronic control for a hydraulically driven generator |
| 05/28/2009 | US20090134847 Target regulation voltage setting apparatus |
| 05/28/2009 | US20090134846 Energy supply system and energy supply method for vehicle subsystems |
| 05/28/2009 | US20090134845 Device for Controlling an Electricity Generator Set |
| 05/28/2009 | US20090134624 Emergency pitch drive unit for a wind turbine |
| 05/28/2009 | DE4496438B4 Verfahren zur Steuerung eines elektrischen Kopplers zur Kopplung eines Wechselstromnetzes mit einem asynchronen Generator oder Motor und Koppler A method for controlling an electric coupler for coupling an AC network with an asynchronous generator or motor and coupler |
| 05/27/2009 | CN201248009Y Commutation voltage stabilizer and generator equipped with the same |
| 05/27/2009 | CN101442287A Diesel locomotive constant-power control method with voltage-limiting current-limiting protection |
| 05/27/2009 | CN101442286A Brushless dual-feedback wind power generator control system based on matrix type converter |
| 05/27/2009 | CN101442240A Permanent magnet generator with adjustable voltage |
| 05/27/2009 | CN100492872C Large destabilization real-time simulation system based on nonlinear robust power system stabilizer |
| 05/27/2009 | CN100492871C Method for regulating frequency domain based nonlinear power system stabilizer parameter |
| 05/27/2009 | CN100492870C Constant frequency speed changing control system for telescopic double rotor fan |
| 05/27/2009 | CN100492869C Exciting magnetic control method of the dual-rotor wind power generation and its control system |
| 05/27/2009 | CN100492868C Telescopic double-rotor speed-variable constant frequency generator |
| 05/27/2009 | CN100492824C Hybrid synchronous/induction generator power plant |
| 05/27/2009 | CN100492806C Light control device and saddle type vehicle equipped with light controller |
| 05/26/2009 | US7538524 Generators and transformers with toroidally wound stator winding |
| 05/26/2009 | US7538523 Control apparatus-integrated generator-motor |
| 05/26/2009 | US7538521 Electrical power supply arrangement for an aircraft |
| 05/26/2009 | US7536859 Apparatus for wave energy harnessing |
| 05/22/2009 | WO2007135573A3 Dynamic electric brake for a variable speed wind turbine having an exciter machine and a power converter not connected to the grid |
| 05/21/2009 | US20090127868 Method and apparatus for controlling cogeneration system |
| 05/21/2009 | US20090127867 Method and apparatus for controlling cogeneration system |
| 05/21/2009 | US20090127865 Systems for generating useful energy from vehicle motion |
| 05/21/2009 | US20090127855 Electrical systems architecture for an aircraft, and related operating methods |
| 05/20/2009 | EP2061148A1 Protection of variable frequency power systems from excessive peak electrical potentials |
| 05/20/2009 | EP2060003A1 Device for damping regulation |
| 05/20/2009 | DE102007055218A1 Energieversorgungssystem und -verfahren für Fahrzeugsubsysteme Energy supply system and method for vehicle subsystems |
| 05/20/2009 | DE102007054809A1 Regelung eines mit einem Verbrennungsmotor verbundenen Generators Controlling a generator associated with an internal combustion engine |
| 05/20/2009 | CN201243209Y Control system for wind generating set |
| 05/20/2009 | CN201241668Y Integrative energy-saving oil pumping machine |
| 05/20/2009 | CN101438054A Multi-turbine airflow amplifying generator |
| 05/20/2009 | CN101436844A Methods and systems for wind turbine generators |
| 05/20/2009 | CN101436808A Double three-phase winding electric welding generator |
| 05/20/2009 | CN100490301C Multi-vibrator miniature vibration generator power output controller |
| 05/19/2009 | USRE40713 Turbogenerator/motor controller |
| 05/19/2009 | US7535203 Alternator |
| 05/19/2009 | US7535120 Power system with low voltage ride-through capability |
| 05/19/2009 | US7535116 System and method for controlling an output of an auxiliary power source of a diesel powered system |
| 05/19/2009 | CA2454848C A variable frequency power system and method of use |
| 05/14/2009 | WO2009061401A1 Horizontal axis wind turbine rotor assembly with lifting body rotor blades |
| 05/14/2009 | US20090125176 Method for operating a motor vehicle alternator-starter |
| 05/14/2009 | US20090121689 Vehicle-use power generation control device |
| 05/14/2009 | US20090121688 Pole count changing generator |
| 05/14/2009 | US20090121496 Power control system and method |
| 05/14/2009 | US20090121488 Electric power generation system driven by solar flux and geocooling |
| 05/14/2009 | US20090121485 Wind power facility having activation circuit for a speed-limited and voltage-source-protective operation of a pitch -drive series-wound motor at generator torques |
| 05/14/2009 | US20090121483 Methods and systems for wind turbine generators |
| 05/14/2009 | US20090121482 Variable speed power generator having two induction generators on a common shaft |
| 05/14/2009 | DE102008051077A1 Leistungserzeugungssteuerungsvorrichtung für ein Fahrzeug Power generation control device for a vehicle |
| 05/14/2009 | DE102007042246A1 Verfahren und Regeleinheit zur Kurzschlußstromreduktion bei einer doppeltgespeisten Asynchronmaschine Procedures and control unit for short-circuit current reduction at a double-fed asynchronous machine |
| 05/13/2009 | EP2058941A1 Motor control device, control method, and control program |
| 05/13/2009 | EP2058935A1 Motor drive device |
| 05/13/2009 | EP2057729A1 Power converter arrangement and method |
| 05/13/2009 | CN101431310A Coordination control method for circulating fluidized bed generator set |
| 05/13/2009 | CN101431251A Vehicle-use power generation control device |
| 05/13/2009 | CN101431231A High-reliability deexcitation apparatus used for hydro-turbo generator set |
| 05/13/2009 | CN101428875A Self-powered miniature liquid treatment system |
| 05/12/2009 | US7531991 Output voltage regulator for engine-driven generator |
| 05/12/2009 | US7531912 Power supply control system |
| 05/12/2009 | US7531911 Reactive power control for operating a wind farm |
| 05/12/2009 | US7531910 Wing energy unit |
| 05/12/2009 | US7531909 Method and apparatus for controlling charging operations for battery |
| 05/07/2009 | WO2009058993A1 Variable speed operating system and method of operation for wind turbines |
| 05/07/2009 | WO2009057277A1 Power supply device |
| 05/07/2009 | WO2009056964A2 Power generation control device, vehicle equipped with power generation control device, and power generation control method |
| 05/07/2009 | US20090115378 Apparatus and method of controlling generation of electric power in vehicle |
| 05/07/2009 | US20090115191 Method for the operation of a wind energy plant |
| 05/07/2009 | DE102008013415A1 Wind turbine controlling method, involves producing moment-reference value as input variable for moment-controlled converter, and reducing speed-fluctuation-related deviation of speed-actual value from speed-reference value by multiplier |
| 05/06/2009 | EP2056444A2 Generator output voltage control apparatus |
| 05/06/2009 | EP2056443A2 Apparatus for controlling generation of power in vehicles |
| 05/06/2009 | EP1836391A4 Vanadium redox battery energy storage and power generation system incorporating and optimizing diesel engine generators |
| 05/06/2009 | EP1072080B1 Device for regulating a generator with a dedicated voltage transformer |
| 05/06/2009 | CN201234235Y Energy saving control system for non-reversible DC transmission experiment bench |
| 05/06/2009 | CN101427023A Direct drive wind turbine |
| 05/06/2009 | CN101425774A Controller for wind-driven generator group using PAC platform |
| 05/06/2009 | CN101425773A Dynamic simulation apparatus for generator prime system |
| 05/06/2009 | CN101425688A Method and system for power plant block loading |
| 05/06/2009 | CN100486102C Microcomputer-controlled phase-shift pulse triggering voltage-stabilizing apparatus of permanent magnet generator |