Patents for H02P 9 - Arrangements for controlling electric generators for the purpose of obtaining a desired output (15,039) |
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04/12/1977 | US4017739 Lifting force responsive load control for electrically propelled earthmoving vehicles |
03/29/1977 | US4015189 Supplemental field excitation for permanent magnet rotor of pilot exciter |
03/29/1977 | US4015188 Welding generator exciter control |
03/29/1977 | US4015187 Exciter arrangement for generators |
02/01/1977 | US4006399 Induction generator excitation system |
02/01/1977 | US4006398 Excitation system for multi-phase induction generator |
01/18/1977 | US4004211 Compound AC generator |
12/28/1976 | US3999390 HTGR power plant turbine-generator load control system |
12/21/1976 | US3999115 Dynamic stabilizer for synchronous machines having torsional oscillations and method |
12/14/1976 | US3997833 Voltage regulator for a magneto AC generator |
12/07/1976 | US3996507 Regulator for controlling synchronous dynamoelectric machines |
11/09/1976 | US3991358 Constant voltage device for a magneto alternating current generator |
10/05/1976 | US3984755 Voltage regulator |
10/05/1976 | US3984754 Device for automatic excitation of brushless electrical machines |
10/05/1976 | US3984750 Alternator-rectifier unit with phase winding and rectifier sets subject to series-parallel switching |
09/28/1976 | US3983471 Voltage regulating system |
09/21/1976 | US3982170 Variable speed, constant frequency induction generator system |
09/21/1976 | US3982169 Excitation system for a self-excited alternator |
08/24/1976 | US3976868 Voltage synthesization |
08/10/1976 | US3974433 Automatic control apparatus with saturation element |
07/27/1976 | US3971978 Generator control system |
07/20/1976 | US3970930 Current meter |
05/25/1976 | US3959708 Battery charging systems for road vehicles |
05/18/1976 | US3958174 Modulated induction generator |
05/11/1976 | US3956637 Intercept valve controlling method and system for use in a heat power plant |
05/11/1976 | US3955359 Bearing temperature system failure detection apparatus suitable for use in power plants and like apparatus |
05/04/1976 | US3955097 Alternator driven by a vehicle engine |
03/16/1976 | US3944905 Battery charging systems for road vehicles |
03/09/1976 | US3943373 Gas turbine power plant control apparatus including a speed/load hold and lock system |
03/09/1976 | US3943371 Gas turbine power plant control apparatus including automatic load pickup |
03/02/1976 | US3942096 Voltage regulating system |
02/17/1976 | US3939328 Control system with adaptive process controllers especially adapted for electric power plant operation |
02/10/1976 | US3938028 Voltage regulator for a separately excited generator |
02/03/1976 | US3936724 Automatic voltage regulator for a separately excited generator |
02/03/1976 | US3936723 Battery charging systems for use in road vehicles |
02/03/1976 | US3936722 Field excitation control system for the synchronous generator |
01/06/1976 | US3931535 Constant frequency motor generator set with only one rotor |
01/06/1976 | US3931503 System for operating a boiling water reactor steam turbine power plant utilizing dual analog throttle pressure controllers |
01/06/1976 | US3931500 System for operating a boiling water reactor steam turbine plant with a combined digital computer and analog control |