Patents for H02P 9 - Arrangements for controlling electric generators for the purpose of obtaining a desired output (15,039)
07/1999
07/13/1999US5923095 Control apparatus for onboard AC generator for motor vehicle
07/08/1999WO1999034503A1 Apparatus for resonant excitation of high frequency alternator field
07/07/1999EP0927449A1 Voltage control device
07/06/1999US5920175 Instantaneous position indicating apparatus for a sensorless switched reluctance machine system
07/06/1999US5920162 Motor generator system
07/01/1999WO1999033165A1 Wind turbine and method for operating a wind turbine
07/01/1999DE19756777A1 Verfahren zum Betreiben einer Windenergieanlage sowie Windenergieanlage A method for operating a wind turbine and wind turbine
06/1999
06/30/1999EP0926810A1 Improvement for polyphase vehicle generator controllers
06/30/1999CN2326769Y Electrohydraulic speed regulator directly connected with oil-distribution valve by control motor
06/29/1999US5917302 Harmonic current attenuating device of a motor
06/23/1999EP0923805A1 Instantaneous position indicating apparatus for a sensorless switched reluctance machine system
06/23/1999CN2325924Y Multi-function electronic regulator
06/17/1999WO1999030412A1 Method for generating electrical power from fuel cell powered cars parked in a conventional parking lot
06/17/1999CA2312903A1 Method for generating electrical power from fuel cell powered cars parked in a conventional parking lot
06/10/1999WO1999029036A1 Method and device for dynamic power regulation of a driven polyphase synchronous machine
06/10/1999WO1999029034A1 A method and a system for speed control of a rotating electrical machine with flux composed of two quantities
06/10/1999WO1999029029A2 A method and device for controlling the magnetic flux in a rotating high voltage electric alternating current machine with permanent magnet rotor
06/10/1999WO1999029015A2 Method and device for controlling the magnetic flux with an auxiliary winding in a hv ac machine
06/10/1999CA2315622A1 A method and device for controlling the magnetic flux in a rotating high voltage electric alternating current machine with permanent magnet rotor
06/09/1999EP0921621A2 Hybrid alternator with voltage regulator
06/09/1999EP0920722A1 Generator control system
06/09/1999CN1219300A Device and method for protection against overvoltages
06/09/1999CN1219019A Capacity raising device for power generator
06/02/1999DE19752940A1 Verfahren und Vorrichtung zur dynamischen Leistungsregelung einer angetriebenen Synchronmaschine Method and apparatus for dynamic power control of a driven synchronous machine
06/02/1999DE19752241A1 Generator for supplying loads in wiring system of cars
05/1999
05/27/1999WO1999026332A1 High performance alternator using duplex mode generation
05/26/1999EP0917759A1 Device and method for protection against overvoltages
05/26/1999EP0917758A1 A position and velocity sensorless control for a motor generator system operated as a motor using exciter impedance
05/25/1999US5907233 For a generator
05/25/1999US5907194 Device for supplying voltage in a motor vehicle including two batteries and having improved reliability
05/25/1999US5907192 Method and system for wind turbine braking
05/25/1999CA2159019C A windtrap for power development
05/19/1999EP0917282A1 Power generation plant and method of control
05/19/1999EP0917271A2 Compensation for power transfer systems using rotary transformer
05/19/1999EP0917270A2 Power flow control and power recovery with rotary transformers
05/19/1999EP0725997B1 Method and apparatus for operating a motor vehicle alternator
05/14/1999WO1999023751A1 Effect of the mechanical power in an oscillatory circuit and electrical engine with oscillatory circuit
05/12/1999CN1216338A Method for regulating power of worm gear unit equipment for practising the same method and application of the same method
05/11/1999US5903130 Controller for a starter/generator used with an engine
05/11/1999US5903116 Turbogenerator/motor controller
05/11/1999US5903082 Electric motor or generator having laminated amorphous metal core
05/06/1999WO1999013563A3 A method of linearizing the performance of switched reluctance generators
05/06/1999EP0913914A1 Double excitation electrical machine, in particular an alternator for a motor vehicle
05/06/1999EP0913290A1 Generator motor for internal combustion engine
05/06/1999EP0843912B1 Process and device for operating an asynchronous motor
05/06/1999DE19804026C1 Process to regulate gas turbo set for gas and steam power plants
05/05/1999CN2317582Y 电压调节器 Voltage Regulator
05/04/1999US5900722 For producing a signal simulating a desired ac waveform
05/04/1999US5900721 Control device for a vehicle a.c. generator
04/1999
04/28/1999EP0911958A1 Device for synchronous rectification of an alternator
04/28/1999EP0911941A2 Power supply unit for vehicles
04/28/1999EP0910892A1 Absolute angle estimation apparatus for a sensorless switched reluctance machine system
04/28/1999EP0910891A1 Synchronous sampling circuit for a sensorless switched reluctance machine system
04/28/1999EP0910890A1 Switched reluctance machine capable of improved fault operation
04/28/1999EP0910888A1 Process for operating a generator, and circuit for carrying out said process
04/28/1999EP0848842B1 Timepiece movement
04/28/1999EP0803144A4 Protection system for a shorted rectifying diode within a synchronous generator
04/28/1999CN2316770Y Boosting compensator for small electric generator
04/28/1999CN1215249A Pulse width type voltage regulator for electric generator
04/28/1999CN1215241A Double-activation motor, especially ac generator for car
04/22/1999WO1999019963A1 Rotating electric machine
04/22/1999DE19840763A1 Turbine generator component diagnostics process
04/21/1999CN1214570A Continuous angle displacement tracking control technology for step motor
04/15/1999WO1999018656A1 Voltage regulating device
04/15/1999DE19845569A1 Device and procedure especially for controlling 3-phase generator with rectifier bridge, for motor vehicle
04/14/1999CN1213886A Portable power unit
04/08/1999WO1999017432A1 A rotary electric machine
04/08/1999WO1999017426A2 An electric power plant with electric machine and auxiliary power means
04/08/1999DE19743162A1 Method for impact-free mains synchronization of large wind power plants
04/08/1999CA2305422A1 A rotary electric machine
04/08/1999CA2305418A1 An electric power plant
04/06/1999US5892293 RMS energy conversion
03/1999
03/31/1999EP0904624A1 Motor vehicle alternator control method and device
03/31/1999EP0861519A4 Flywheel-speed sensing for an emergency-power engine
03/25/1999WO1999014847A1 Variable speed universal machine system
03/24/1999EP0903832A1 Generator for internal combustion engine
03/24/1999EP0903469A1 Method for controlling the power of a gas turbine plant, device for implementing the method, as well as application of the method
03/24/1999EP0903259A2 Control system for hybrid vehicle
03/24/1999CN2311890Y Voltage stabilizing regulator of generator for vehicle
03/24/1999CN1211512A Control system for hybrid vehicle
03/23/1999US5886504 Throttle controlled generator system
03/23/1999US5886500 Vehicle generator controller
03/23/1999US5886493 Synchronous machine excitation control device for absorbing harmonics superposed onto fundamental current
03/23/1999US5886418 Marine power device
03/23/1999US5886417 Electrical power generating installation and method of operating same
03/23/1999US5886416 Electricity-generation control system for vehicle
03/18/1999WO1999013563A2 A method of linearizing the performance of switched reluctance generators
03/18/1999WO1999013550A1 System for supplying electromotive consumers with electric energy
03/18/1999DE19739917A1 System zur Versorgung elektromotorischer Verbraucher mit elektrischer Energie System for supplying electric motor supplied with electrical energy
03/18/1999CA2303043A1 A method of linearizing the performance of switched reluctance generators
03/17/1999CN2311101Y Miniature programmable speed regulator for water turbine
03/10/1999EP0901218A2 Turbogenerator/motor controller
03/10/1999CN1210631A Generator
03/09/1999US5881027 Timepiece movement
03/09/1999US5880577 Vehicle generator control system
03/09/1999US5880550 Variable-speed dynamotor
03/09/1999US5880533 Generator system for internal combustion engine
03/03/1999EP0820658B1 Circuit for supplying power, without the need for a battery, to the electronic control unit of a machine driven by an internal-combustion engine
03/03/1999CN1209687A Harmonic current attenuation device for electric motor
02/1999
02/23/1999US5874797 Permanent magnet generator providing alternating current which has a selected frequency