| Patents for H02P 9 - Arrangements for controlling electric generators for the purpose of obtaining a desired output (15,039) |
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| 12/20/2012 | CA2837512A1 Method for controlling a wind turbine |
| 12/19/2012 | CN202617061U Vehicle generator voltage regulator |
| 12/19/2012 | CN202617060U Control system of variable speed constant frequency double-rotor permanent magnetic wind power generation system |
| 12/19/2012 | CN202617059U Off-grid intelligent type fan controller |
| 12/19/2012 | CN202617058U Rectification and voltage stabilization power supply apparatus of underground turbine generator |
| 12/19/2012 | CN202616930U Wind driven generator capable of controlling rotational speed automatically |
| 12/19/2012 | CN102832870A Chopper circuit for power generator exciting current |
| 12/19/2012 | CN102832869A Small wind power generation controller with impedance source |
| 12/19/2012 | CN102832775A Alternator with voltage regulation |
| 12/19/2012 | CN102118034B Method for stabilizing power system of marine gas turbine generator set |
| 12/19/2012 | CN101847962B 多功能调压模块 Multifunction voltage regulator module |
| 12/18/2012 | US8334680 Field winding type generator-motor |
| 12/18/2012 | US8334679 ACG output voltage control |
| 12/18/2012 | US8334678 Voltage control apparatus for automotive electric generator |
| 12/18/2012 | US8334611 Apparatus for receiving and transferring kinetic energy from water waves |
| 12/18/2012 | US8334610 Gearless pitch control mechanism for starting, stopping and regulating the power output of wind turbines without the use of a brake |
| 12/18/2012 | US8334608 Locking mechanism for a wind turbine |
| 12/18/2012 | US8334607 Control of the rotational speed of a wind turbine which is impeded to export electrical power to an electricity network |
| 12/18/2012 | US8334606 Wind power generation system of a type provided with power storage system |
| 12/18/2012 | US8334605 Floating mechanical structure to produce directly electricity by means of the swinging of a magnetic pendulum caused by sea wave motion |
| 12/13/2012 | WO2012168605A2 Method for controlling the resisting torque of a motor vehicle alternator, and system for implementing this method |
| 12/13/2012 | WO2012168209A1 Wind turbine and method of operating a wind turbine |
| 12/13/2012 | US20120313374 Electric generator for a wind turbine, wind turbine and method of driving a wind turbine |
| 12/12/2012 | EP2532889A1 Wind turbine and method of operating a wind turbine |
| 12/12/2012 | EP2532088A2 Circuit assembly for overvoltage limiting of an excitation coil of a synchronous machine having fast de-excitation |
| 12/12/2012 | CN202602586U Starter generator employing 64 V and 110 V double-voltage excitation |
| 12/12/2012 | CN202602585U Rotary speed stabilizing system for wind driven generator |
| 12/12/2012 | CN202602584U Machine side frequency converter of double-fed wind generator system |
| 12/12/2012 | CN102823127A Phase locked loop based torsional mode damping system and method |
| 12/12/2012 | CN102035300B Multifunctional internal combustion arc welding generator |
| 12/11/2012 | US8330432 Efficient active source impedance modification of a power amplifier |
| 12/11/2012 | US8330431 Method for smoothing alternating electric current from a number of power generating units and wind power plant including a number of wind mills with variable rotational speed |
| 12/11/2012 | US8330430 Alternator regulator with variable rotor field frequency |
| 12/11/2012 | US8330289 Method and system of extracting energy from wind |
| 12/06/2012 | WO2012165043A1 Electric actuator drive device |
| 12/06/2012 | WO2012163731A2 Method for operating a generator in an electrical system, and electrical system having such a generator |
| 12/06/2012 | US20120306458 Conversion of synchronous generator to synchronous condenser |
| 12/06/2012 | US20120306457 Method and apparatus for operating a powertrain system in response to accessory load |
| 12/06/2012 | US20120306218 Managed pneumatic turbine power supply |
| 12/06/2012 | US20120306203 Method for operating a wind turbine in the event of a grid error and a wind turbine for carrying out said method |
| 12/06/2012 | US20120306202 Wind Power Generation System and Method for Additional Installation of Wind Power Generator Therein |
| 12/06/2012 | US20120306201 Fluid-cooled load resistor for use in energy production and use therefor |
| 12/06/2012 | DE102011076925A1 Asynchronous electrical machine i.e. doubly fed asynchronous machine, for use in machine nacelle of wind power plant, has switchable short circuit path formed between rectifier bridge and inverter for short circuiting converter |
| 12/06/2012 | DE102011076910A1 Method for operating generator arrangement of hybrid drive system of motor car, involves limiting or controlling instantaneous current intensity of current flowing through load to default current intensity using current limiting device |
| 12/06/2012 | DE102011076681A1 Verfahren zum Betrieb eines Generators in einem elektrischen Netz sowie elektrisches Netz mit einem derartigen Generator Method for operating a generator in an electric network as well as the electrical power with such a generator, |
| 12/05/2012 | EP2530828A1 Electricity generation device and permanent-magnet electric generator |
| 12/05/2012 | EP2529479A1 Passive converter |
| 12/05/2012 | EP2529478A2 Advanced topologies for offshore power systems |
| 12/05/2012 | EP2529462A2 Method for emulation of synchronous machine |
| 12/05/2012 | CN202586860U Compound excitation device with secondary winding |
| 12/05/2012 | CN202586859U Double-frequency diesel generating set voltage regulator |
| 12/05/2012 | CN202586858U Excitation control device of switch magnetic resistance wind generator |
| 12/05/2012 | CN202586857U Modified generator set controller |
| 12/05/2012 | CN202586856U Generator control device with wireless control |
| 12/05/2012 | CN202586683U Alternating-current generator to be electrically connected with load |
| 12/05/2012 | CN202586560U Low temperature rise excitation generator |
| 12/05/2012 | CN1933321B Control device for motor output |
| 12/05/2012 | CN102811011A Voltage regulator for automobile |
| 12/05/2012 | CN102811010A Waste heat recovery mechanism and waste heat recovery apparatus |
| 12/05/2012 | CN102810939A Speed-self-regulating synchronous generating system |
| 12/05/2012 | CN101446269B Emergency pitch drive unit for a wind turbine |
| 12/04/2012 | US8324753 Method and apparatus for powering a device |
| 12/04/2012 | US8324752 Water wave power plant system |
| 12/04/2012 | US8324751 Wind turbine generator system and wind turbine generator |
| 12/04/2012 | US8324750 Wind power system for energy production |
| 12/03/2012 | CA2778636A1 Wind turbine and control method for controlling the same |
| 11/29/2012 | WO2012161393A1 Device for recovering power in a wound-rotor induction motor |
| 11/29/2012 | WO2012160846A1 Electric power supply system |
| 11/29/2012 | US20120299558 Submerged ram air turbine generating system |
| 11/29/2012 | US20120299311 Organic rankine cycle (orc) load following power generation system and method of operation |
| 11/29/2012 | US20120299298 Wind turbine control methods and systems for cold climate and low altitude conditions |
| 11/29/2012 | DE102011076999A1 Verfahren zum Betreiben einer elektrischen Maschine in einem Kraftfahrzeug A method of operating an electric machine in a motor vehicle |
| 11/29/2012 | DE102005018598B4 Motorstartvorrichtung Motor starter |
| 11/28/2012 | EP2527627A1 Vehicle control device and control method |
| 11/28/2012 | EP2526279A1 Stationary power plant |
| 11/28/2012 | CN202565222U System for adjusting output voltage of alternating-current generator of generator set |
| 11/28/2012 | CN202565135U Single-phase brush synchronous generator suitable for small torque power |
| 11/28/2012 | CN202565134U Self-excitation wind driven generator |
| 11/28/2012 | CN202560368U Generating set |
| 11/28/2012 | CN1835382B Methods and apparatus for pitch control power conversion |
| 11/28/2012 | CN102804591A Method and assembly for the turning gear operation of a turbo set |
| 11/28/2012 | CN102801380A Damping torque correction control method and device for transmission chain of wind generation set |
| 11/28/2012 | CN102801183A Low voltage ride through control method of electric excitation wind power generation system |
| 11/28/2012 | CN102797637A Wind-driven generator with micro-power consumption |
| 11/28/2012 | CN101902194B Power manager for an electrical power generator |
| 11/28/2012 | CN101796295B Method and apparatus for grid loss ride-through for wind turbine pitch control system |
| 11/28/2012 | CN101710720B AC-AC frequency-conversion wind power generating system for semi-direct driving sub-intermediate speed cage type rotor |
| 11/28/2012 | CN101447689B Locomotive-auxiliary generating system capable of achieving self-excited and variable-voltage charge control |
| 11/27/2012 | US8319481 Pole shifting generator |
| 11/27/2012 | US8319363 Wind power generator |
| 11/27/2012 | US8319362 Wind power turbine with a cooling system |
| 11/27/2012 | US8319361 Collision warning system for a wind energy installation |
| 11/27/2012 | US8319360 Wave powered generator |
| 11/27/2012 | US8319359 Device for wave-powered generator |
| 11/27/2012 | US8319358 Electric vehicle charging methods, battery charging methods, electric vehicle charging systems, energy device control apparatuses, and electric vehicles |
| 11/22/2012 | US20120293140 Control apparatus for inverter generator |
| 11/22/2012 | US20120293139 Field winding type rotary electric machine |
| 11/22/2012 | US20120292921 Stationary power plant |
| 11/22/2012 | US20120292920 Inverter generator control apparatus |
| 11/22/2012 | US20120292917 Three phase inverter type generator |