| Patents for H02P 9 - Arrangements for controlling electric generators for the purpose of obtaining a desired output (15,039) |
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| 09/06/2011 | US8013463 Method and apparatus for generating electricity while a user is moving |
| 09/06/2011 | US8013461 Power conversion system and method for a rotary power generation system |
| 09/06/2011 | US8013459 Wind power generator |
| 09/06/2011 | US8011183 Resonant stator balancing of free piston machine coupled to linear motor or alternator |
| 09/01/2011 | US20110210705 Method for regulating the reactive power generated or absorbed by a synchronous electric generator and synchronous electric generator |
| 09/01/2011 | US20110210553 Protection System of a Doubly-fed Induction Machine |
| 09/01/2011 | US20110210552 Asynchronous Power Generator for a Wind Turbine |
| 09/01/2011 | US20110210551 Method and system for testing a mechanical brake of a wind rotor shaft of a wind turbine |
| 09/01/2011 | US20110210550 Power generation unit and a method generating electric energy |
| 09/01/2011 | US20110210549 System and methods for adjusting a yaw angle of a wind turbine |
| 09/01/2011 | DE102011000199A1 Fahrzeuggenerator Vehicle Generator |
| 08/31/2011 | EP2362537A1 Method for regulating the reactive power generated or absorbed by a synchronous electric generator and synchronous electric generator |
| 08/31/2011 | EP1627462B1 Method of controlling a polyphase, reversible rotating electrical machine for combustion engine motor vehicles |
| 08/31/2011 | CN201956960U 通用发电机操作面板 Universal generator operator panel |
| 08/31/2011 | CN201956814U 轴带变速恒压无刷发电机 Constant speed brushless generator shaft |
| 08/31/2011 | CN102171921A A power generation unit and a method for generating electric energy |
| 08/31/2011 | CN102170259A Multi-stator wind power generation and ventilation dual-purpose machine controller |
| 08/31/2011 | CN101710815B System and method for controlling low voltage ride through of grid side converter of double-feed induction wind driven generator in power grid three-phase short-circuit failure |
| 08/31/2011 | CN101710715B System and method for controlling low voltage ride through of double-feed induction wind driven generator in power grid voltage instantaneous drop |
| 08/31/2011 | CN101454966B Permanent magnet generator control |
| 08/31/2011 | CN101268275B Methods and apparatus for advanced wind turbine design |
| 08/30/2011 | US8008896 Output control apparatus of generator |
| 08/30/2011 | US8008895 Static exciter system for a generator and method of operation |
| 08/30/2011 | US8008810 Phase-control switching apparatus and switching control method for phase-control switching apparatus |
| 08/30/2011 | US8008804 Methods, systems and apparatus for regulating frequency of generated power using flywheel energy storage systems with varying load and/or power generation |
| 08/30/2011 | US8008798 Wind turbine drivetrain system |
| 08/30/2011 | US8008796 Power generation system |
| 08/30/2011 | US8008794 Use of pitch battery power to start wind turbine during grid loss/black start capability |
| 08/30/2011 | US8008793 Wind power system and method of operating it |
| 08/30/2011 | US8008792 Energy transformation device |
| 08/26/2011 | CA2726791A1 Hybrid control system |
| 08/25/2011 | WO2011101970A1 Method for maintenance operation of a wind power generator and wind power generation apparatus |
| 08/25/2011 | WO2011018716A3 Rotating electric machine comprising an exciter |
| 08/25/2011 | WO2010031651A3 An asynchronous power generator for a wind turbine |
| 08/25/2011 | WO2010030903A3 A portable generator having a detachable panel |
| 08/25/2011 | US20110204857 Systems and Methods for Controlling Electronic Circuitry with Separated Controllers |
| 08/25/2011 | US20110204856 Vehicle generator |
| 08/25/2011 | US20110204638 Wind turbine with integrated rotor and generator assembly |
| 08/25/2011 | US20110204637 Apparatus For Coupling An Energy Storage System To A Variable Energy Supply System |
| 08/25/2011 | US20110204636 Wind turbine and operating same |
| 08/25/2011 | US20110204635 System and method for controlling wind turbine power output |
| 08/25/2011 | US20110204634 Synchronous Induced Wind Power Generation System |
| 08/25/2011 | US20110204633 Starting method for rotating machine and starting method for wind turbine generator |
| 08/25/2011 | US20110204631 Handy terminal for wind turbine generator |
| 08/25/2011 | US20110204630 Wind power generation system and operation control method thereof |
| 08/25/2011 | US20110204629 Shadow Control of Wind Turbines |
| 08/25/2011 | US20110204628 Aircraft ventilation device |
| 08/25/2011 | US20110204627 Electrical generating device with potential energy of water or fluid |
| 08/25/2011 | DE102010009056A1 Verfahren zum Ausgleichen von Schwankungen der Wirkleistungsabgabe sowie entsprechendes Umrichtersystem und Windenergieanlage Method of compensating for variations in the active power output and corresponding inverter system and wind turbine |
| 08/24/2011 | CN201947114U 一种多功能内燃弧焊发电机 A versatile internal combustion arc welding generator |
| 08/24/2011 | CN102165683A Method and system for controlling a wind power plant in the event of power grid failures |
| 08/24/2011 | CN102163951A Vehicle generator |
| 08/24/2011 | CN102163950A Wind power generation system and method of controlling power converter |
| 08/24/2011 | CN101465585B Insertion type rare-earth permanent magnet generator |
| 08/23/2011 | US8004251 Method and apparatus for modifying interactions between an electrical generator and a nonlinear load |
| 08/23/2011 | US8004104 Method and apparatus for converting ocean wave energy into electricity |
| 08/23/2011 | US8004099 Method and apparatus for controlling cogeneration system |
| 08/18/2011 | WO2010108577A3 A magnetic harmonic gearbox |
| 08/18/2011 | US20110198848 System and method for downhole power generation |
| 08/18/2011 | US20110198847 Distributed electrical generation system |
| 08/18/2011 | US20110198846 Variable-speed power generator and method of controlling the same |
| 08/17/2011 | EP2357723A1 Synchronous machine startup device |
| 08/17/2011 | CN201937534U 双电源独立叠加式强行励磁系统 Dual power independent superposition forced excitation system |
| 08/17/2011 | CN201937533U Novel block filter |
| 08/17/2011 | CN201937532U 液压发电机控制系统 Hydraulic generator control system |
| 08/17/2011 | CN201937427U 安装永磁的双激磁无刷发电机 Installation of permanent magnet brushless generator dual excitation |
| 08/17/2011 | CN1737838B Method and apparatus for providing economic analysis of power generation and distribution |
| 08/17/2011 | CN102160277A Power conversion system for multi-stage generator |
| 08/17/2011 | CN102158163A Controllable rectification power generation system of permanent magnet doubly salient motor |
| 08/17/2011 | CN102158162A Loading control device of alternating current (AC) motor for ground run up test of aircraft engine |
| 08/17/2011 | CN102157933A Design method of stabilizer of power system |
| 08/17/2011 | CN101615791B Subsynchronous damping control system for effectively inhibiting subsynchronous resonance and oscillation |
| 08/16/2011 | US8000885 Engine stop control device |
| 08/16/2011 | US7999518 Method for managing power supply system with variable voltage, especially of motor vehicle |
| 08/16/2011 | US7999432 Field controllable rotating electric machine system with magnetic excitation part |
| 08/16/2011 | US7999431 Saturation control of electric machine |
| 08/16/2011 | US7999407 Air conditioning cover connecting exhaust to turbine |
| 08/16/2011 | US7999406 Wind turbine plant high wind derating control |
| 08/11/2011 | WO2011097023A1 Turbine blade |
| 08/11/2011 | WO2011097022A1 Adjusting blade pitch of wind turbine in response to localized wind speed |
| 08/11/2011 | WO2011096404A1 Charging device for construction machinery |
| 08/11/2011 | WO2011071415A3 Wind power machine with counter-pressure screen |
| 08/11/2011 | WO2011051598A3 Turbine engine starter/generator, and method for the control thereof |
| 08/11/2011 | WO2011018549A3 A protection arrangement of an electric power system |
| 08/11/2011 | WO2010046274A3 Device and method for monitoring and/or analyzing rotors of electric machines in operation |
| 08/11/2011 | WO2010022245A3 System and method for monitoring power damping compliance of a power generation unit |
| 08/11/2011 | US20110193534 Magnetic control circuit separation slit |
| 08/11/2011 | US20110193533 Circuit and Method for De-Energizing a Field Coil |
| 08/11/2011 | US20110193345 Wind turbine generator |
| 08/11/2011 | US20110193344 Control Network for Wind Turbine Park |
| 08/11/2011 | US20110193343 Wind turbine generator and blade pitch angle control method thereof |
| 08/11/2011 | DE10320834B4 Kommunikationsschnittstelle für einen Generatorregler und Verfahren zur Kommunikation eines Generatorreglers Communication interface for a generator controller and method for communicating a generator controller |
| 08/11/2011 | DE102011002674A1 Schaltung und Verfahren zum Entregen einer Erregerspule Circuit and method for de-energizing an excitation coil |
| 08/11/2011 | DE102011000518A1 Wechselstromgenerator für Fahrzeuge An alternator for vehicles |
| 08/11/2011 | DE102010001626A1 Schaltungsanordnung zur Überspannungsbegrenzung einer Erregerwicklung einer Synchronmaschine mit Schnellentregung Circuit arrangement for the overvoltage limit a field winding of a synchronous machine with speed de |
| 08/11/2011 | DE102010001622A1 Method for de-energizing field winding of hybrid-energized machine for supply of direct current systems in motor cars, involves increasing voltage at field winding around range of Zener voltage by voltage increasing arrangement |
| 08/10/2011 | CN201928225U 双馈风电变流器网侧变换器 Doubly-fed wind power converter grid side converter |
| 08/10/2011 | CN201924760U 具有可监视功能的旋转门 Revolving door has a function that can be monitored |
| 08/10/2011 | CN201922950U Wireless self-excitation zero-leakage regulator with low revolving speed |
| 08/10/2011 | CN102150357A Method and apparatus for regulating excitation of an alternator |