Patents for H02P 9 - Arrangements for controlling electric generators for the purpose of obtaining a desired output (15,039) |
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08/12/1998 | CN1190161A Power changing system for two-way changing between hydraulic energy and electric energy |
08/11/1998 | US5793625 Boost converter regulated alternator |
08/11/1998 | US5793167 Operation of a motor vehicle alternator |
08/06/1998 | WO1998034312A1 Synchronous machine |
08/06/1998 | WO1998034022A1 Propulsion system, especially automotive, and method for frustrating a change of the idling speed in such a system |
08/06/1998 | DE19704153A1 Antriebssystem, insbesondere für ein Kraftfahrzeug und Verfahren zum Entgegenwirken einer Änderung der Leerlaufdrehzahl in einem Antriebssystem Drive system, in particular for a motor vehicle and method for counteracting a change in the idling speed in a drive system |
08/06/1998 | CA2279414A1 Synchronous machine |
08/05/1998 | CN1189889A Process and device for dosing the thermal output of combined heat and power generationg systems |
08/05/1998 | CN1189717A Cableway generating method |
07/30/1998 | WO1998033268A1 Boost mode power conversion |
07/23/1998 | WO1998032216A1 Resonant macrosonic synthesis (rms) energy conversion |
07/23/1998 | CA2277812A1 Resonant macrosonic synthesis (rms) energy conversion |
07/21/1998 | US5783932 Power generation plant and control apparatus therefor |
07/21/1998 | US5783891 Brushless synchronous machine |
07/16/1998 | WO1998031089A1 Generator for internal combustion engine |
07/15/1998 | CN1187714A Electric power supplying apparatus |
07/14/1998 | US5780997 Variable reluctance alternating current generator |
07/14/1998 | US5780996 Alternating current generator and schottky barrier diode |
07/14/1998 | US5780953 Alternator |
07/08/1998 | EP0770189A4 Engine induction air driven alternator |
07/07/1998 | US5777459 Induction electrical power generating system with variable numbers of poles and excitation frequency |
07/02/1998 | WO1998028832A1 Hybrid generator apparatus |
07/02/1998 | DE19755653A1 Driving device for MOS transistor |
07/01/1998 | EP0712545A4 Versatile ac dynamo-electric machine |
06/30/1998 | US5773964 Output and torque control of an automotive alternator |
06/25/1998 | DE19745747A1 Power conversion system for bi-directional conversion between hydraulic and electrical energy, e.g for aircraft |
06/25/1998 | DE19651364A1 Device for improving mains compatibility of wind-power plants with asynchronous generators |
06/24/1998 | EP0848842A1 Timepiece movement |
06/24/1998 | CN1185868A Hybrid alternator having voltage regutator |
06/23/1998 | US5771478 Vehicle drive system with electrical power regeneration |
06/23/1998 | US5770939 Programmable amplitude ramp generator for automotive voltage regulators |
06/23/1998 | US5770909 Wound rotor synchronous motor-generator and field control system therefor |
06/18/1998 | WO1998026493A1 Permanent magnet generator for providing alternating current which has a selected frequency |
06/17/1998 | EP0847496A1 Method of operating a wind power station |
06/17/1998 | CN1038799C A. C. generator for vehicles |
06/16/1998 | US5767637 Speed controller for an alternator |
06/16/1998 | US5767584 Method for generating electrical power from fuel cell powered cars parked in a conventional parking lot |
06/11/1998 | WO1998025337A1 Device for setting the output voltage in a three-phase alternator |
06/11/1998 | WO1998025014A2 Electrical system for turbine/alternator on common shaft |
06/10/1998 | EP0664887B1 Circuitry for measuring the speed of rotation of an alternator |
06/10/1998 | EP0645058B1 Voltage regulator to control the output voltage of a generator |
06/09/1998 | US5764462 Field ground fault detector and field ground fault relay for detecting ground corresponding to DC component extracted ground fault current |
06/09/1998 | US5764036 Multiple output decoupled synchronous generator and electrical system employing same |
06/04/1998 | DE19649790A1 Vorrichtung zur Regelung der Ausgangsspannung eines Drehstromgenerators Device for regulating the output voltage of an alternator |
06/03/1998 | CN2283331Y Voltage regulator for automobile generator |
06/02/1998 | US5760507 Electrical generating system for a motor vehicle |
06/02/1998 | US5760486 Charge control system for use in internal combustion engine |
05/27/1998 | EP0843912A1 Process and device for operating an asynchronous motor |
05/22/1998 | WO1998011643A3 Isolated electrical system including asynchronous machine with prime mover and inverter/rectifier |
05/20/1998 | EP0842560A1 Programmable amplitude ramp generator for automotive voltage regulators |
05/20/1998 | EP0786167A4 Controller for permanent magnet generator |
05/19/1998 | US5754033 Control system and circuits for distributed electrical-power generating stations |
05/19/1998 | US5754032 Alternator control system |
05/19/1998 | US5754031 Vehicular electric power generating system |
05/19/1998 | US5754030 Duty ratio control for a vehicular generator responsive to low and high power loads |
05/19/1998 | US5753989 Hybrid alternator |
05/14/1998 | WO1998020594A1 Vehicular power management system and method |
05/14/1998 | CA2271123A1 Vehicular power management system and method |
05/13/1998 | EP0840949A1 Power converter drive |
05/13/1998 | CN2281615Y Anti-short-circuit generator with stable voltage output and fault indicator |
05/12/1998 | US5751069 Heat engine generator control system |
05/06/1998 | CN2281041Y High-efficiency automobile voltage regulator |
05/06/1998 | CN2281034Y Votage-stabilizing rectifier for motorcycle |
05/05/1998 | US5748463 Generating apparatus for vehicle |
05/05/1998 | US5747971 Position and velocity sensorless control for a motor generator system operated as a motor using exciter impedance |
05/05/1998 | US5747909 Hybrid alternator |
04/29/1998 | EP0838396A1 Power converting system for bidirectional conversion between hydraulic and electrical energy |
04/29/1998 | EP0782788B1 Method and device for monitoring at least two redundant control channels for an electric-generator exciter |
04/28/1998 | US5744941 Single-wire-connected high-sensitivity dual-mode a.c./d.c. turn-on/turn-off stage for an electronic voltage regulator |
04/23/1998 | WO1998016989A1 Generator |
04/22/1998 | EP0837555A1 Regulating device for brushless synchronous alternator |
04/22/1998 | EP0837231A2 Gaseous fuel compression and control system and method |
04/22/1998 | EP0836761A1 Doubly salient permanent magnet machine with field weakening (or boosting) capability |
04/22/1998 | CN1038169C Multiphase switching system and generator arrangement having such switching system |
04/21/1998 | US5742515 Asynchronous conversion method and apparatus for use with variable speed turbine hydroelectric generation |
04/15/1998 | EP0835411A1 Process and device for dosing the thermal output of combined heat and power generation systems |
04/15/1998 | CN2279031Y Incombustible oil capacity charge and discharge electric generator |
04/14/1998 | US5739677 Vehicle power generating system |
04/14/1998 | US5739676 Multiple-alternator electrical system |
04/08/1998 | CN2278305Y Electronic voltage-stabilizing permanent-magnet generator |
04/08/1998 | CN2278304Y Electronic voltage regulator with short circuit protection function for car generator |
04/07/1998 | US5737164 Switched reluctance machine capable of improved fault operation |
03/26/1998 | WO1998012797A1 Interconnection system for electrical systems having differing electrical characteristic |
03/26/1998 | WO1998012792A1 Voltage control device |
03/26/1998 | DE19713555A1 Torque harmonic compensation method for diesel motor- three=phase AC generator set |
03/26/1998 | DE19638357A1 Einrichtung zur Spannungsregelung Voltage regulating device |
03/25/1998 | CN2277142Y Self-exciting automotive permanent-magnet a.c generator |
03/24/1998 | US5731690 Electric power supply system for vehicle |
03/24/1998 | US5731689 Control system for A.C. generator |
03/24/1998 | US5731649 Electric motor or generator |
03/19/1998 | WO1998011643A2 Isolated electrical system including asynchronous machine with prime mover and inverter/rectifier |
03/19/1998 | CA2265716A1 Isolated electrical system including asynchronous machine with prime mover and inverter/rectifier |
03/18/1998 | EP0829389A2 Power output apparatus and method of controlling the same |
03/18/1998 | EP0829124A1 Device and process for generating a regulated voltage |
03/18/1998 | CN2276686Y Voltage statilizing magneto |
03/18/1998 | CN1176525A Alternating current generator control apparatus for vehicle |
03/17/1998 | US5729118 Variable speed induction generator-motor with controllable excitation frequency |
03/10/1998 | US5726560 Switched reluctance generator |
03/10/1998 | US5726559 Synchronous electric power generating apparatus and magnetization control method for the same |
03/10/1998 | US5726558 AC power generating apparatus and method |