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Class Information
Number: 322/23
Name: Electricity: single generator systems > Automatic control of generator or driving means > Plural conditions > Including an electrical condition
Description: Subject matter wherein the plural conditions to which the automatic control means are responsive include an electrical condition.


Sub-classes under this class:

Class Number Class Name Patents
322/24 Plural electrical conditions 144


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7602153 Concept for providing a regulated, limited generator excitation current to a generator Oct. 13, 2009
7538521 Electrical power supply arrangement for an aircraft May. 26, 2009
7525292 Compensator device for stabilising the power of alternators in electrical power generating plants Apr. 28, 2009
7425818 Apparatus for connecting a prime mover driven alternator to a circuit with an existing alternating current Sep. 16, 2008
7397224 Voltage regulator with improved protection and warning system Jul. 8, 2008
7283899 Vehicle alternator and methods for controlling torque loading of the vehicle alternator on an engine Oct. 16, 2007
7253591 Electric power generation control apparatus Aug. 7, 2007
7245038 Extending fuel economy operating range in gasoline direct injection (GDI) engines Jul. 17, 2007
7122994 Control apparatus for a starter/generator system Oct. 17, 2006
7122993 Regulated voltage control override Oct. 17, 2006
7009365 Systems and methods for control of vehicle electrical generator Mar. 7, 2006
6989655 Engine generator Jan. 24, 2006
6960900 Method and apparatus for starting a gas turbine using a polyphase electric power generator Nov. 1, 2005
6819087 Distributed resource (DR) stabilization control for microgrid applications Nov. 16, 2004
6784643 General-purpose induction motor adaptable for a plurality of types of AC power supply Aug. 31, 2004
6774608 Turbine driven power generating device having DC voltage intermediate circuit and star connected filter capacitors Aug. 10, 2004
6750634 Vehicular power generation control device and method Jun. 15, 2004
6750635 Apparatus and method for comparing output signals indicative of engine rotational speed and/or generator rotational speed Jun. 15, 2004
6737834 Engine control apparatus with an alternator regulator circuit interface means, and a corresponding interface May. 18, 2004
6713990 Device for producing electricity having voltage-booster chopper circuit with an IGBT transistor Mar. 30, 2004
6664767 Voltage regulator of vehicle AC generator having variable bypass circuit resistance Dec. 16, 2003
6661206 Soft chopping for switched reluctance generators Dec. 9, 2003
6630816 Grid-type engine generator apparatus for connecting an output of an engine-driven generator to a power network Oct. 7, 2003
6548990 Automatic vehicle-mounted device control system Apr. 15, 2003
6490506 Method and apparatus for monitoring hydroelectric facility maintenance and environmental costs Dec. 3, 2002
6476571 Multiple power source system and apparatus, motor driving apparatus, and hybrid vehicle with multiple power source system mounted thereon Nov. 5, 2002
6429613 Generation control device of hybrid electric vehicle Aug. 6, 2002
6298395 Charging apparatus and method of charging a battery Oct. 2, 2001
6208931 Power distribution system in a vehicle Mar. 27, 2001
6057672 Control signal processor and power system stabilizer using the same May. 2, 2000
RE36454 Electrical propulsion systems for a vehicle Dec. 21, 1999
5966000 Storage battery auxiliary charging system with surveillance functions Oct. 12, 1999
5929609 Vehicular power management system and method Jul. 27, 1999
5731688 Control system and circuits for distributed electrical-power generating stations Mar. 24, 1998
5671112 Digital integrator V/Hz relay for generator and transformer over-excitation protection Sep. 23, 1997
5606245 Power supply systems Feb. 25, 1997
5565760 Electrical propulsion systems for a golf car Oct. 15, 1996
5550455 Standby generator pulse excitation system and electric power generating system for use therein Aug. 27, 1996
5497070 Controller of an engine driven generator for an electric vehicle Mar. 5, 1996
5325043 Generic control unit Jun. 28, 1994
5294879 Microprocessor-controlled regulator Mar. 15, 1994
5280232 Method and apparatus for voltage regulation depending on battery charge Jan. 18, 1994
5087869 Protective circuit in a device for reducing vibrations of a vehicle body Feb. 11, 1992
5077516 Generator unit Dec. 31, 1991
5055765 Voltage regulator for direct current aircraft power bus Oct. 8, 1991
4937514 AC generator control apparatus for vehicles Jun. 26, 1990
4730118 Oil field induction generator system Mar. 8, 1988
4716355 Device for controlling a charging generator Dec. 29, 1987
4617626 Charge control microcomputer device for vehicles Oct. 14, 1986
4608639 Charge control microcomputer device for vehicle Aug. 26, 1986

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