ClassID:

218309

H02P9/04 - page 3 - CPC Classification

Classification description:

Arrangements for controlling electric generators for the purpose of obtaining a desired output Control effected upon non-electric prime mover and dependent upon electric output value of the generator

Recent Application in this class:
#601
20080143303
2008-06-19

Automatic voltage switching for generator voltage change

#602
20080136188
2008-06-12

Method and system for regulation of the rotational speed of a rotor on a wind turbine

#603
20080122408
2008-05-29

Electronic controller matching engine power to alternator power and maintaining engine frequency for a free-piston stirling engine driving a linear alternator

#604
20080122228
2008-05-29

Method, apparatus, signals and media, for selecting operating conditions of a genset

#605
20080087029
2008-04-17

Control system for a generator

#606
20080084067
2008-04-10

Adaptive tidal current power extraction device

#607
20080078316
2008-04-03

TURBINE-INTEGRATED HYDROFOIL

#608
20080054646
2008-03-06

Torque estimation of engine driven generator

#609
20080053246
2008-03-06

Reduction torque formula from a fuel burning system to an electrical system

#610
20080047275
2008-02-28

Methods and systems for operating a gas turbine

#611
20080018309
2008-01-24

Wind turbine generator apparatus with utility fault ride-through capability

#612
20080018112
2008-01-24

Engine generator sets and methods of assembling same

#613
20080018109
2008-01-24

Modular power generating system

#614
20080007121
2008-01-10

Power system with low voltage ride-through capability

#615
20070278801
2007-12-06

Engine-driven power generator

#616
20070252560
2007-11-01

Electrical device and operating method

#617
20070241722
2007-10-18

Distributed power generation system using a fuel cell and a method of controlling the same

#618
20070216163
2007-09-20

Over speed control circuit for a wind turbine generator which maximizes the power exported from the generator over time

#619
20070210583
2007-09-13

Method and system for controlling a rotational speed of a rotor of a turbogenerator

#620
20070200347
2007-08-30

Method to optimize alternator load capabilities

#621
20070187955
2007-08-16

Generator with utility fault ride-through capability

#622
20070182273
2007-08-09

Turbine with constant voltage and frequency output

#623
20070170724
2007-07-26

Stall controller and triggering condition control features for a wind turbine

#624
20070158945
2007-07-12

System and method for controlling a power generating system

#625
20070137908
2007-06-21

Series hybrid electric vehicle

#626
20070126236
2007-06-07

Power supply control system

#627
20070069521
2007-03-29

Power control system and method

#628
20070057513
2007-03-15

Prime mover output control system

#629
20070046028
2007-03-01

Turbine-integrated hydrofoil

#630
20070029800
2007-02-08

Power generation control system and method

#631
20070017223
2007-01-25

Method and apparatus for improving the energy conversion efficiency of electrical power generators

#632
20070013195
2007-01-18

System and method for controlling the frequency output of dual-spool turbogenerators under varying load

#633
20070013191
2007-01-18

Methods and systems for operating engine generator sets

#634
20070000704
2007-01-04

Power supply device, particularly for a motor vehicle

#635
20060284843
2006-12-21

Inverter controlled generator set

#636
20060279087
2006-12-14

Inverter controlled generator set

#637
20060238055
2006-10-26

Magnetic motor

#638
20060232249
2006-10-19

Electrical power system for multi-use power conditioning and engine start

#639
20060220387
2006-10-05

Gas turbine engine generator system

#640
20060219447
2006-10-05

Drive controller for hybrid vehicle

#641
20060137651
2006-06-29

Control device for engine driven vehicle incorporating generator

#642
20060071477
2006-04-06

Distributed power generation system using a fuel cell and a method of controlling the same

#643
20060066113
2006-03-30

Microturbine engine system

#644
20060066112
2006-03-30

Turbogenerator/motor controller with ancillary energy storage/discharge

#645
20060017420
2006-01-26

Controller of alternator for vehicle

#646
20050275224
2005-12-15

Fluid actuated rotating device including a low power generator

#647
20050257757
2005-11-24

Method for regulating the operation of a device for generating electric energy by means of a generator driven by a free-piston internal combustion engine

#648
20050253396
2005-11-17

Variable speed wind turbine generator

#649
20050253394
2005-11-17

Method for the closed-loop speed control of an internal combustion engine-generator unit

#650
20050224047
2005-10-13

Method for controlling an internal combustion engine generator unit

#651
20050206167
2005-09-22

Engine driven power inverter system with cogeneration

#652
20050200349
2005-09-15

Method and apparatus of determining gas turbine shaft speed

#653
20050173928
2005-08-11

Framework composition windmill

#654
20050134206
2005-06-23

Motor/generator transient response system

#655
20050122084
2005-06-09

Multiple path variable speed constant frequency device having automatic power path selection capability

#656
20050122083
2005-06-09

Generator with utility fault ride-through capability

#657
20050116689
2005-06-02

Method and apparatus for starting a gas turbine using a polyphase electric power generator

#658
20050116475
2005-06-02

Power generator and system comprising it

#659
20050116474
2005-06-02

Electronically controlled engine generator set

#660
20050116472
2005-06-02

Mobile electrical power source

#661
20050104377
2005-05-19

Inverter controlled generator set and method for controlling the same

#662
20050073279
2005-04-07

Phase angle control for synchronous machine control

#663
20050029992
2005-02-10

Inverter controlled generator set

#664
20050012339
2005-01-20

Variable speed distributed drive train wind turbine system

#665
19007663
2025-12-09

Energy generation controller for wind turbine with shadow-effect energy generator(s)

#666
18926735
2026-03-10

Power systems and methods to improve engine fuel efficiency using an energy storage device

#667
17899326
2024-08-27

Electrical power generation using compressed gas

#668
16712793
2020-12-15

Scalable fluid generator array

#669
16444285
2020-06-30

Hyperbaric power plant

#670
16418071
2020-09-08

System for anticipating load changes

#671
15898877
2019-07-02

Actuator control system with transient reduction after redundancy level changes

#672
15822171
2020-03-31

Universal monitor and fault detector in fielded generators and method

#673
15801460
2019-08-20

Efficient portable AC/DC power generator system

#674
15675150
2018-05-01

System for wave amplifying, wave energy harnessing, and energy storage

#675
14600578
2015-10-27

Regenerative energy system

#676
14573196
2018-01-09

Universal monitor and fault detector in fielded generators and method

#677
14081106
2017-05-02

System and method for automatically controlling one or multiple turbogenerators

#678
13746123
2014-11-18

Load reduction system and method for a wind power unit

#679
13288150
2014-05-20

Efficient energy producing system