Patents for H02P 9 - Arrangements for controlling electric generators for the purpose of obtaining a desired output (15,039)
01/2009
01/08/2009US20090008937 DC Voltage Regulator
01/08/2009US20090008936 Modulation control of power generation system
01/08/2009DE102007030714A1 Verfahren für die Überwachung eines Kraftfahrzeugenergieversorgungssystems Method for monitoring a motor vehicle power supply system
01/07/2009EP2011224A2 Method of optimizing electrical generation in a vehicle
01/07/2009CN101341649A Alternator
01/07/2009CN101340172A Direct torque control method of wind power generator
01/07/2009CN101340108A Electrical power control unit
01/07/2009CN100449228C Heat pump device
01/06/2009US7474080 Method and apparatus for providing economic analysis of power generation and distribution
01/01/2009US20090001940 Power system stabilizer and method
01/01/2009US20090001911 Conduction angle control of a switched reluctance generator
01/01/2009US20090001732 Generator Voltage Stabilization System and Method
01/01/2009US20090001726 Energy Supply for a Blade Adjustment Device Pertaining to a Wind Energy Installation
12/2008
12/31/2008WO2009001291A2 A control system without position sensors for a synchronous electric motor
12/31/2008WO2009000996A2 Rotary electric machine and method for controlling same
12/31/2008WO2009000989A2 Method for controlling a rotary electric machine in case of load shedding and corresponding power control module
12/31/2008WO2008116769A3 Method and device for operating an asynchronous motor with double feeds under transient grid voltage changes
12/31/2008WO2007135566A3 Connection and disconnection sequence for variable speed wind turbine having an exciter machine and a power converter not connected to the grid
12/31/2008EP2008359A2 Power control system and method
12/31/2008CN201173961Y Large power simulation accumulator
12/31/2008CN101335498A Method and circuit for providing exciting current by regulator when vehicle at low rotation speed
12/31/2008CN101335497A Energy saving system of dual-rotation identical electricity synchronous diesel generator set
12/31/2008CN101333919A Energy-saving oil pumping machine
12/30/2008US7471505 Do-it-yourself system for portable generator
12/30/2008US7471069 Voltage generator device, motor vehicle, control method for the voltage generator device, control method for the motor vehicle, and computer-readable recording medium storing program for causing computer to execute the control method
12/30/2008US7471011 Wind turbine over-voltage exposure
12/30/2008US7471009 Underwater ducted turbine
12/30/2008US7471008 Method and system for controlling a rotational speed of a rotor of a turbogenerator
12/30/2008US7471007 Method for operating a wind power plant and method for operating it
12/30/2008US7471005 Engine generator sets and methods of assembling same
12/30/2008US7471003 Vehicular power control apparatus
12/30/2008US7471002 Voltage controller of alternator for vehicle
12/25/2008US20080319595 Electric power generation control apparatus for vehicle and electric power generation control system equipped with the apparatus
12/25/2008US20080315803 Hybrid electric vehicle
12/25/2008US20080315585 Control system for twin turbine wind power generating system
12/25/2008US20080315584 Engine start system with a regulated permanent magnet machine
12/24/2008EP2007003A2 Generating system with a regulated permanent magnet machine and an active rectifier
12/24/2008EP2007001A2 Battery charging apparatus and delay angle control method in the same
12/24/2008EP2006999A2 Axial gap type motor/generator
12/24/2008EP2005571A2 Dynamic electric brake for a variable speed wind turbine having an exciter machine and a power converter not connected to the grid
12/24/2008DE102008027557A1 Fahrzeug-Steuergerät für die Erzeugung von elektrischer Leistung und Steuersystem für die Erzeugung von elektrischer Leistung, welches mit dem Gerät ausgestattet ist Vehicle control device for the electric power generation and control system for the generation of electric power, which is equipped with the device
12/24/2008DE102008023779A1 Generator mit hohem Wirkungsgrad Generator with high efficiency
12/24/2008DE102007027970A1 Power supply system for motor vehicle, has emergency operation control device attached to generator and carrying out controlling of generator during failure of locally separatedly arranged regulator
12/24/2008CN101331676A Device for controlling a generating set
12/24/2008CN101328790A Mute chamber type natural gas electric generating set monitoring apparatus
12/24/2008CN100446386C Contactless automobile generating device
12/23/2008US7468563 Ocean wave air piston
12/23/2008US7468562 Intermittant electrical charging AC/DC driving system
12/18/2008US20080309296 Regenerative static excitation system for superconducting rotor
12/18/2008US20080309271 Control and Power Module for a Rotating Electric Machine
12/18/2008US20080309095 Electronic Controller Matching Engine Power To Alternator Power And Maintaining Engine Frequency For A Free-Piston Stirling Engine Driving A Linear Alternator
12/18/2008US20080309094 Engine speed controller with total system integration for on-board vehicle power applications
12/18/2008US20080309085 Wind powered global positioning tracking device
12/18/2008US20080309084 Circuit and Method for Reducing a Voltage Being Developed Across a Field Winding of a Synchronous Machine
12/18/2008DE102007027187A1 Energieversorgungssystem für ein Kraftfahrzeug An energy supply system for a motor vehicle
12/17/2008EP2002115A2 Aircraft engine starter/generator and controller
12/17/2008CN201167297Y Adaptive cofrequency generator
12/17/2008CN201167296Y Directly-drive type ac excitation wind power generator system
12/17/2008CN201167295Y Cascade type wind power generation parallel network system
12/17/2008CN201167294Y Control case for new type generator
12/17/2008CN101325394A Voltage regulator with electronic self-engagement actuation
12/17/2008CN101325393A Transmission system for engineering machinery
12/17/2008CN101325357A Automobile permanent magnet generator with tiny output voltage ripple
12/17/2008CN101325335A Hyposynchronous damped control system
12/17/2008CN100444514C Converse speed regulation apparatus of generator and control method
12/16/2008US7466109 Systems and methods involving variable speed generators
12/16/2008US7466108 Battery charging control device
12/16/2008US7466107 System and method for electric current and power monitoring and control of a generator
12/16/2008US7466106 System and method for DC power generation from a reluctance machine
12/16/2008US7466035 Transportable hydro-electric generating system with improved water pressure enhancement feature
12/16/2008US7466034 Cogeneration system
12/16/2008CA2385706C Low-energy storage fast-start uninterruptible power supply system and method
12/11/2008WO2008150907A1 Systems and methods for synchronous speed avoidance in doubly-fed induction generators
12/11/2008WO2008150839A1 Method for creating energy sources for a vehicle drive system
12/11/2008WO2008148970A2 Electric circuit for vehicle
12/11/2008US20080303490 Generator with quadrature ac excitation
12/11/2008US20080303489 Controller of doubly-fed induction generator
12/11/2008US20080303459 Generator Control Unit
12/11/2008US20080303289 Controller computing a virtual tuning capacitor for controlling a free-piston stirling engine driving a linear alternator
12/11/2008US20080303280 Engine start system with quadrature ac excitation
12/11/2008US20080303279 Generating Unit and Method For Producing a Current With a Predetermined Network Frequency
12/10/2008EP2001121A2 Engine start system with quadrature AC excitation
12/10/2008EP2001120A2 Controller of doubly-fed induction generator
12/10/2008EP2001099A2 Battery charging device, 3-phase voltage generation circuit, 3-phase voltage generation method, and delay angle control method
12/10/2008CN101322302A Method for detecting a malfunction in an electromagnetic retarder
12/10/2008CN101320953A 风力发电系统及其控制方法 Wind power generation system and control method
12/10/2008CN100442480C Switching device, generator-motor apparatus using switching device, drive system including generator-motor apparatus, and computer-readable recording medium on which a program for directing computer
12/10/2008CN100441859C Driveline for a turbine
12/09/2008US7462954 Apparatus for providing high quality power
12/09/2008US7462950 Magnetic levitation weight reduction structure for a vertical wind turbine generator
12/09/2008US7462947 Method for operating a wind turbine
12/09/2008US7462946 Method for operating a wind energy plant
12/09/2008US7462945 Self-powered miniature liquid treatment system
12/09/2008CA2469121C Horizontal omni-directional windmill
12/04/2008WO2008146604A1 Wind power generator, wind power generation system, and generation control method of wind power generator
12/04/2008WO2008145778A1 Wind turbine control system and method
12/04/2008WO2008006020A3 Systems, methods and apparatuses for a wind turbine controller
12/04/2008US20080297075 Power system with multiple generator units
12/04/2008US20080296910 Power generation control device and vehicle having the same
12/04/2008US20080296903 Wind turbine and blade assembly
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