| Patents for H02P 9 - Arrangements for controlling electric generators for the purpose of obtaining a desired output (15,039) |
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| 09/24/2009 | US20090237037 Alternator voltage regulator with maximum output limiting function |
| 09/23/2009 | EP2104224A2 Fault clearing method for permanent magnet machines |
| 09/23/2009 | EP2102670A1 Method and device for detecting the failure of an excitation circuit of a polyphase alternator |
| 09/23/2009 | CN201315563Y Control circuit of digital variable frequency generator controller |
| 09/23/2009 | CN101542894A Method and device for regulating a polyphase rotating electrical machine operating as a generator, and polyphase rotating electrical machine using them |
| 09/23/2009 | CN101540580A Electric energy feedback device |
| 09/23/2009 | CN100544186C Multi-model integrated intelligent control method of large generator group |
| 09/22/2009 | US7592786 Aircraft engine starter/generator |
| 09/22/2009 | US7592785 Output control apparatus and method for field winding type dynamo-electric machine |
| 09/22/2009 | US7592784 Power manager for an electrical power generator |
| 09/22/2009 | US7592712 Electric generator device actuated by a fluid flow |
| 09/17/2009 | US20090234510 Method For Controlling A Cluster Of Wind Turbines Connected To A Utility Grid, Method For Planning The Strategy Of A Utility Grid Including A Wind Turbine Cluster Connected To The Grid And Wind Turbine Cluster |
| 09/17/2009 | US20090230928 Connecting a Prime Mover Driven Alternator to a Circuit With an Existing Alternating Current |
| 09/17/2009 | US20090230927 Fault clearing method for permanent magnet machines |
| 09/17/2009 | US20090230682 Apparatus and method for determining a resonant frequency of a wind turbine tower |
| 09/17/2009 | US20090230680 Power control system and method |
| 09/17/2009 | DE102008061956A1 Method for regulating three-phase generator voltage in motor vehicle, involves providing reference voltage such that voltage value of open-circuit voltage corresponds to preset reference-load condition of energy storage |
| 09/16/2009 | EP2099637A2 Device for controlling the mode of operation of an electric circuit in a motor vehicle |
| 09/16/2009 | CN201312280Y Load balance device for digital generator set with a plurality of oil engines |
| 09/16/2009 | CN101534090A Speed-limiting and braking device of wind driven generator |
| 09/16/2009 | CN100542008C Method for outputting electric voltage of stabilizing generator and voltage regulating device of generator |
| 09/16/2009 | CN100542007C Instant power direct control method for stator duplex winding asynchronous machine power generation system |
| 09/15/2009 | CA2397649C Auxiliary electrical power generation system and method of operating same |
| 09/14/2009 | CA2790803A1 Fault clearing method for permanent magnet machines |
| 09/14/2009 | CA2657070A1 Fault clearing method for permanent magnet machines |
| 09/11/2009 | WO2009110972A2 Method and apparatus for regulating excitation of an alternator |
| 09/11/2009 | WO2009109700A2 Vibration dampening arrangement |
| 09/11/2009 | WO2009109659A2 Method and device for controlling a combined-cycle plant, and combined-cycle plant |
| 09/10/2009 | US20090228149 Environmental control and power system |
| 09/10/2009 | US20090225608 Devices, systems, and methods for a power generator system |
| 09/10/2009 | US20090224727 Mechanical disconnect dual-sided interlocking teeth |
| 09/10/2009 | US20090224543 Method for the operation of a wind power plant and wind power plant |
| 09/10/2009 | US20090224542 Wind turbine operational method |
| 09/10/2009 | US20090224540 Power control system and method |
| 09/10/2009 | US20090224539 Distributed system of electrical generators utilizing wind driven natural motion of trees |
| 09/10/2009 | DE102008035801A1 Fahrzeug-Energieerzeugungs-Steuereinheit Vehicle power generation control unit |
| 09/10/2009 | DE102008012675A1 Current generating device for motor vehicle, has sensor i.e. hall-sensor, measuring generator output current or variable correlating current, and regulating unit transmitting current or variable to control unit |
| 09/10/2009 | DE102008011465A1 Multi-phase generator i.e. dynamo for motor vehicle, has exciter winding designed as double connection coil with regulated shunt connection coil and row connection coil supplied with load current |
| 09/09/2009 | EP2099124A2 Drive with alternating current synchronous machines fed by intermediate electricity circuit transformers |
| 09/09/2009 | EP2098691A1 Method and device for controlling a combined-cycle plant, and combined-cycle plant |
| 09/09/2009 | EP1595328B1 Method for controlling a power-grid connected wind turbine generator during grid faults and apparatus for implementing said method |
| 09/09/2009 | EP1262008B1 Ac power generating system |
| 09/09/2009 | CN101529713A Modulation control of power generation system |
| 09/09/2009 | CN101527536A Method for monitoring the operation state of generator and system thereof |
| 09/08/2009 | US7586205 Method and system for regulation of the rotational speed of a rotor on a wind turbine |
| 09/08/2009 | US7586203 Vehicle-use generator |
| 09/03/2009 | WO2009108403A1 Power harvesting for actively powered rfid tags and other electronic sensors |
| 09/03/2009 | WO2009106453A2 Generator device with overvoltage monitoring |
| 09/03/2009 | US20090218991 Method and apparatus for regulating excitation of an alternator |
| 09/03/2009 | US20090218889 On-vehicle power generation controller |
| 09/03/2009 | US20090218820 Power Converter Arrangement and Method |
| 09/03/2009 | US20090218818 Wind turbine plant high wind derating control |
| 09/03/2009 | US20090218817 Windfarm collector system loss optimization |
| 09/03/2009 | US20090218815 Turbo compounding system |
| 09/03/2009 | DE102008010466A1 Windenergieanlage mit Blatteinstellwinkelregler Wind turbine with Blatteinstellwinkelregler |
| 09/02/2009 | EP2096750A2 Method and apparatus for assembling electrical machines |
| 09/02/2009 | EP2096278A1 Turbo compounding system and method |
| 09/02/2009 | EP2095499A1 Method and device for regulating a polyphase rotating electrical machine operating as a generator, and polyphase rotating electrical machine using them |
| 09/02/2009 | EP2095498A1 Precharge device and energy storage means associated with a rotating electric machine |
| 09/02/2009 | EP2095497A1 A low voltage ride through system for a variable speed wind turbine having an exciter machine and a power converter not connected to the grid |
| 09/02/2009 | CN201303308Y Dynamic simulation device for prime mover system of electric generator |
| 09/02/2009 | CN101521481A Asymmetry coordination direct power control method of double-fed asynchronous wind power generation system |
| 09/02/2009 | CN100536314C Micro fuel engine power generation excitation control and protection device and method based on DSP |
| 09/02/2009 | CN100536291C Variable reluctance generator |
| 09/02/2009 | CN100536290C Start of switching reluctance generator |
| 09/01/2009 | US7583063 Architecture for electric machine |
| 09/01/2009 | US7583062 Method and system for protecting voltage regulator driver circuitry during field coil short circuit condition |
| 09/01/2009 | US7582981 Airborne wind turbine electricity generating system |
| 08/27/2009 | WO2005086626A9 System for self-regulating power plant, electricity storage, power distribution and power supply and method of the same |
| 08/27/2009 | US20090212747 Power control system and method |
| 08/27/2009 | US20090212746 Systems and Methods for Optimizing the Operation of a Generator |
| 08/27/2009 | US20090212566 Method for operating a wind energy plant and wind energy plant |
| 08/27/2009 | US20090212565 Wind energy plant with pitch controller |
| 08/27/2009 | US20090212564 Method and apparatus for assembling electrical machines |
| 08/27/2009 | US20090212561 Power control system and method |
| 08/27/2009 | DE102008046108A1 Steuervorrichtung für einen Wechselstromgenerator in einem Fahrzeug A control apparatus for an AC generator in a vehicle |
| 08/27/2009 | DE102008034532A1 Windkraftanlage mit Umrichterregelung Wind turbine with inverter control |
| 08/27/2009 | DE102008034531A1 Windenergieanlage mit doppelt gespeistem Asynchrongenerator und Umrichterregelung Wind turbine with doubly-fed induction generator and inverter control |
| 08/27/2009 | DE102008011224A1 Generatorvorrichtung mit Überspannungsüberwachung Generator device with overvoltage monitoring |
| 08/27/2009 | DE102008009279A1 Single-phase or multi-phase electrical circuit for switching off current over e.g. alternating current power controller in wind power plant, has series circuit, which is parallely connected to thyristors |
| 08/27/2009 | DE102008009278A1 Mehrphasige elektrische Schaltung zum Abschalten eines über jeweils einen Drehstromsteller geführten Stroms Multiphase electric circuit to cut off a run on each plate a three-phase current |
| 08/27/2009 | DE102008009276A1 Electric circuit operating method for e.g. gas turbine energy generation system, involves disconnecting coupling between stator of asynchronous generator and energy supply network during occurrence of failure in energy supply network |
| 08/27/2009 | CA2715996A1 Wind energy plant having a double-energized asynchronous generator and converter control |
| 08/26/2009 | EP2091772A1 Signaling method and device for impaired function of an electronic power system in a multiple-phase alternator |
| 08/26/2009 | CN201298793Y Small-sized direct-drive permanent-magnet synchronous wind-driven generator and small-sized wind-driven generating system thereof |
| 08/26/2009 | CN201295233Y An airproof circulating X ray image board digitizing plain film imaging device |
| 08/26/2009 | CN100533945C Electric power generating apparatus for dispersed power supply |
| 08/25/2009 | US7579812 Modulation control of power generation system |
| 08/25/2009 | US7579702 Electric power converting device and power converting method for controlling doubly-fed induction generator |
| 08/25/2009 | US7579700 System and method for converting electrical energy into pressurized air and converting pressurized air into electricity |
| 08/20/2009 | WO2009068787A3 System for controlling an electrical machine mounted on board a motor vehicle |
| 08/20/2009 | WO2009056964A3 Power generation control device, vehicle equipped with power generation control device, and power generation control method |
| 08/20/2009 | US20090206801 Control apparatus for in-vehicle ac generator |
| 08/20/2009 | US20090206667 Hybrid electrical power source combining stirling engine driven alternator with supplementing electrical energy storage |
| 08/20/2009 | US20090206607 Power generator and motor device |
| 08/20/2009 | US20090206603 Method of maintaining wind turbine components operational and a turbine comprising components suitable for operational maintenace |
| 08/20/2009 | US20090206602 Fluid power generator |
| 08/20/2009 | US20090206601 Power control system and method |
| 08/20/2009 | US20090206599 Cogeneration system |
| 08/19/2009 | EP2091142A1 Energy-saving generator set |