| Patents for H02P 9 - Arrangements for controlling electric generators for the purpose of obtaining a desired output (15,039) |
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| 05/10/1988 | US4743827 Variable speed pumping-up electrical power system |
| 05/10/1988 | US4743826 Pumping-up generator/motor system and method of operation of the same |
| 05/10/1988 | US4743812 Boost/buck DC/DC converter |
| 05/10/1988 | US4743777 Starter generator system with two stator exciter windings |
| 05/03/1988 | US4742288 Control system for AC motor/generator of secondary AC excitation type |
| 04/26/1988 | CA1235740A1 Control apparatus for charging generator |
| 04/19/1988 | US4739245 Overvoltage alarm circuit for vehicle generator with false actuator prevention |
| 04/19/1988 | US4739244 Vehicle generator with acceleration control override |
| 04/19/1988 | US4739243 Startup period control device for vehicle generator |
| 04/13/1988 | CN87200642U Microcomputer monitoring system for diesel engine |
| 04/06/1988 | EP0262521A1 Device for controlling the electrical voltage at the rotating exciter winding of an electrical generator |
| 04/05/1988 | US4736111 Cogeneration system |
| 03/30/1988 | CN85101368B Speed-regulatable waterpower electric power generation system contral method and device |
| 03/29/1988 | US4734626 Double differential, electrically compensated constant speed drive |
| 03/22/1988 | US4733340 Apparatus for stabilizing turbine-generator shaft torsional oscillations |
| 03/22/1988 | US4733157 Electronic voltage regulator with two-directional action for alternators |
| 03/22/1988 | US4733156 Power system stabilizing apparatus |
| 03/22/1988 | US4733155 Speed control unit for an aircraft generator |
| 03/09/1988 | EP0258760A2 Brushless generator exciter using hybrid rectifier |
| 03/09/1988 | CN87200823U Electronic voltage regulator of silicon rectifying generator |
| 03/09/1988 | CN87105510A Brushless generator exciter using hybrid rectifier |
| 03/08/1988 | US4730118 Oil field induction generator system |
| 03/02/1988 | EP0257385A1 Ship-driving system with a generator feeding an on-board network |
| 03/01/1988 | US4728879 Automatic voltage regulator |
| 03/01/1988 | US4728841 Dual permanent magnet generator construction |
| 03/01/1988 | CA1233508A1 Microcomputer controlled electronic alternator for vehicles |
| 02/23/1988 | US4727307 Control apparatus for vehicular generator |
| 02/18/1988 | DE3627189A1 Alternating-current network |
| 02/17/1988 | CN87205743U Protective device for domestic electrical equipment |
| 02/11/1988 | WO1988001110A1 Voltage regulator for a generator |
| 02/02/1988 | US4723106 Brushless generator exciter using hybrid rectifier |
| 01/28/1988 | WO1988000409A3 Power circuit for switching the number of poles on the rotor of synchronous machines by using rotative diodes |
| 01/27/1988 | EP0254129A1 Brushless synchronous generator |
| 01/25/1988 | EP0238660A4 Hybrid generating system. |
| 01/20/1988 | EP0253294A2 Induction machine system |
| 01/19/1988 | CA1231756A1 Electrical control apparatus and methods |
| 01/14/1988 | WO1988000409A2 Power circuit for switching the number of poles on the rotor of synchronous machines by using rotative diodes |
| 01/14/1988 | DE3621634A1 Method for voltage regulation of a turbo generator |
| 01/13/1988 | CN87100388A Ac generator high-positive voltage tube differential excitation adjusting circuit |
| 01/12/1988 | US4719554 Method for protecting two static converters with direct-current link from overcurrents |
| 01/07/1988 | EP0251916A1 Power supply unit, especially for a motor vehicle, and electrical rotating machine for such a unit |
| 12/30/1987 | WO1987007990A1 Emergency power system |
| 12/22/1987 | US4714869 Excitation control apparatus for synchronous machine |
| 12/15/1987 | US4713741 Excitation control apparatus for rotary electric machine |
| 12/09/1987 | CN87101640A Device for stabilizing torsional-vibration of turbogenerator shaft |
| 12/02/1987 | CN87100394A Self adjusting voltage circuit with high forward voltage diode differential excitation winding for dc generator |
| 11/25/1987 | CN87200651U High positive voltage diode regulator for magneto |
| 11/25/1987 | CN87103153A Variable speed water raising ghenerate electricity arrangement |
| 11/24/1987 | US4709203 On board power supply particularly for a ship propelled by a variable speed diesel engine |
| 11/19/1987 | EP0245777A2 Control system for variable speed water-wheel generator apparatus |
| 11/10/1987 | US4706179 Arrangement for switching rectified alternating current |
| 11/04/1987 | EP0244341A1 Speed avoidance logic for a variable speed wind turbine |
| 11/04/1987 | EP0243937A1 Variable-speed pumped-storage power generating system |
| 11/04/1987 | EP0243356A1 Regulated chopped dc power supply apparatus |
| 11/03/1987 | US4704571 Arrangement for recovering power loss of an internal combustion engine |
| 10/27/1987 | US4703189 Torque control for a variable speed wind turbine |
| 10/20/1987 | US4701691 Synchronous generators |
| 10/20/1987 | US4701690 Transfer apparatus, regulating apparatus and methods |
| 10/20/1987 | US4701689 Optimal control power system stabilizer and method using simulating state variables |
| 10/13/1987 | US4700081 Speed avoidance logic for a variable speed wind turbine |
| 10/07/1987 | EP0239806A1 Apparatus for stabilizing turbine-generator shaft torsional oscillations |
| 09/30/1987 | EP0238660A1 Hybrid generating system |
| 09/29/1987 | US4697135 Electronic voltage regulator |
| 09/29/1987 | US4697091 Slip detecting device for a prime mover |
| 09/29/1987 | US4697090 Starting system for an electrically-compensated constant speed drive |
| 09/22/1987 | US4695786 Voltage regulator for an alternator having an auxiliary stage for starting the alternator at a low rotational speed |
| 09/22/1987 | US4695736 Variable speed wind turbine |
| 09/16/1987 | EP0237246A2 Starter generator system |
| 09/15/1987 | US4694239 Electronic voltage regulating device with compensation for thermal dissipation, particularly for alternators |
| 09/15/1987 | US4694238 Dual voltage power supply system for vehicles |
| 09/15/1987 | US4694189 Control system for variable speed hydraulic turbine generator apparatus |
| 09/15/1987 | US4694188 Apparatus for controlling a turbo generator |
| 09/09/1987 | EP0235674A1 Ship's propelling unit provided with an electric generator feeding the mains on board |
| 09/09/1987 | EP0235555A1 Automatic control system for controlling the output power of a power plant |
| 08/26/1987 | EP0233425A1 Control method for a brushless synchronous generator and device for utilising this method |
| 08/19/1987 | EP0051661B1 Fault detection and diagnostic system for automotive battery charging systems |
| 08/18/1987 | US4687946 System and method for operating a steam turbine with digital computer control and with improved monitoring |
| 08/12/1987 | CN86107898A Generator with ac field excitation, variable-speed and constant-frequency |
| 08/05/1987 | EP0230636A1 Hydro-electric generating set with preadvanced optimal efficiency of the required notation values |
| 08/05/1987 | CN86100740A Transistor switching automatic magnetic exciting control device |
| 08/04/1987 | US4684873 Hybrid generating system |
| 08/04/1987 | US4684813 Heterodyne system for electric power generation |
| 08/04/1987 | CA1225118A1 Low lead hydroelectric installation |
| 07/30/1987 | DE3602160A1 Shaft generator system having a DC intermediate circuit, especially for ships |
| 07/22/1987 | EP0229482A2 Switching circuit utilizing a field effect transistor and voltage regulator |
| 07/21/1987 | US4682097 Charging system for an automotive engine |
| 07/21/1987 | US4680933 Control device for an internal combustion engine with an exhaust gas turbocharger |
| 07/09/1987 | EP0218682A4 Electromechanical transducer. |
| 07/01/1987 | CN86108448A Permanent magnet exciting synchronous electric motor |
| 07/01/1987 | CN85109336A Generator set for building site |
| 06/30/1987 | US4677364 For a three phase induction machine |
| 06/30/1987 | US4677307 Process for the realization of cogenerative supply of electricity and heat (cogeneration), particularly in industrial power plants |
| 06/19/1987 | DE3543809A1 Permanentmagneterregte synchronmaschine Permanent-magnet synchronous machine |
| 06/18/1987 | WO1987003648A1 Synchronous machine with permanent magnet excitation |
| 06/16/1987 | CA1223036A1 Synchronous machine with superconducting voltage and speed regulator |
| 06/10/1987 | CN86106879A Automatic ground fault protection for an electric power system |
| 06/09/1987 | US4672297 AC generator control status detecting device with short-circuit protection means |
| 06/09/1987 | US4672291 Variable-speed electrical machine |
| 06/04/1987 | WO1987003430A1 Generator unit for a building site |
| 05/27/1987 | EP0223731A1 A variable speed wind turbine |