ClassID:

218314

H02P9/105 - CPC Classification

Classification description:

Arrangements for controlling electric generators for the purpose of obtaining a desired output; Control effected upon generator excitation circuit to reduce harmful effects of overloads or transients, e.g. sudden application of load, sudden removal of load, sudden change of load for increasing the stability

Recent Application in this class:
#1
20260088626
2026-03-26

METHOD AND SYSTEM FOR DRIVETRAIN LOAD MITIGATION OF GRID-FORMING DOUBLY-FED INDUCTION GENERATOR-BASED WIND TURBINE GENERATORS BASED ON PHASE ANGLE FEEDFORWARD

#2
20260085653
2026-03-26

DIGITALIZED AND INTELLIGENT SHAFT AXIS PROCESSING METHOD AND DEVICE FOR HYDRAULIC TURBINE GENERATOR UNIT

#3
20250286486
2025-09-11

VARIABLE COEFFICIENT WIND STORAGE JOINT PRIMARY FREQUENCY REGULATION COORDINATED CONTROL CONSIDERING ROTATIONAL SPEED AND SOC METHOD

#4
20250202389
2025-06-19

Power System and Control Method of Power System

#5
20250175102
2025-05-29

CORE SYNCHRONIZATION FOR LINEAR GENERATORS

#6
20250163593
2025-05-22

WIND POWER PLANT AND METHOD FOR OPERATING A WIND POWER PLANT

#7
20250088129
2025-03-13

METHOD FOR CONTROLLING AN ELECTRICAL GENERATOR OF A WIND TURBINE

#8
20250055395
2025-02-13

METHOD FOR THE VOLTAGE PROTECTION OF A MULTI-SOURCE ELECTRICAL SYSTEM

#9
20240401498
2024-12-05

SYSTEMS AND METHODS FOR IMPROVED TRANSIENT RESPONSE OF TURBINE GENERATORS

#10
20240333052
2024-10-03

POWER GENERATION DEVICE AND POWER GENERATION SYSTEM

#11
20240235444
2024-07-11

INTER-HARMONIC DAMPING SYSTEM AND METHOD

#12
20240223112
2024-07-04

METHOD FOR OPERATING A POWER SUPPLY SYSTEM AND A POWER SUPPLY SYSTEM

#13
20240146221
2024-05-02

SYSTEMS AND METHODS FOR AN ADAPTIVE POWER SYSTEM STABILIZER (PSS)

#14
20240113644
2024-04-04

Core synchronization for linear generators

#15
20230370002
2023-11-16

Stability Control Method and System for Grid Connected System of Double-Fed Wind Farm

#16
20230268858
2023-08-24

Parasitic immune isolated drive

#17
20230193808
2023-06-22

Generator set-engine load management techniques

#18
20230184218
2023-06-15

Grid forming wind turbine with an electric storage

#19
20230141320
2023-05-11

Method of operating a wind turbine and control system

#20
20230088734
2023-03-23

METHOD FOR CONTROLLING AN ELECTRIC GENERATOR OF A WIND TURBINE

#21
20230016646
2023-01-19

Control method and system for continuous high and low voltage ride through of permanent-magnet direct-drive wind-driven generator set

#22
20220316444
2022-10-06

Control of wind turbine during mechanical oscillation damping

#23
20220290606
2022-09-15

Aircraft propulsion system

#24
20220271695
2022-08-25

System and method for providing grid-forming control for a double-fed wind turbine generator

#25
20220263442
2022-08-18

Regulating module for a rotary electric machine

#26
20220247183
2022-08-04

Method for MGP new energy grid-connected control

#27
20220220939
2022-07-14

Method for operating an electric machine using a dynamic capacity curve

#28
20220195985
2022-06-23

Estimating of inertial response power of a wind turbine

#29
20220085740
2022-03-17

Wind turbine with virtual synchronous generator and DC link control

#30
20220052632
2022-02-17

Method and system of subsynchronous oscillations and interactions damping

#31
20220021213
2022-01-20

Method and system for evaluating stability of HVDC receiving end system, and storage medium

#32
20210351730
2021-11-11

Active damping of mechanical drivetrain oscillations using generator voltage regulator

#33
20210344291
2021-11-04

HYBRID SYNCHRONOUS CONDENSER AND POWER GENERATION UNIT

#34
20210313914
2021-10-07

Control method for operating a synchronous machine

#35
20210175718
2021-06-10

Wind power plant for feeding electrical power by means of full converters

#36
20210111652
2021-04-15

Energy packet control of generator prime mover

#37
20210111651
2021-04-15

Genset engine paralleling controls, devices, systems, and methods

#38
20210104965
2021-04-08

Methods and systems for rapid load support for grid frequency transient events

#39
20210067073
2021-03-04

System and method for operating a wind turbine power system during low wind speeds to improve efficiency

#40
20210036639
2021-02-04

Stability evaluation method and system of direct-drive wind turbine generator

#41
20200392942
2020-12-17

Method of controlling a wind turbine generator

#42
20200204097
2020-06-25

Arrangement for injecting electric power into an AC network by means of an asynchronous machine, and method for operating the asynchronous machine

#43
20200153371
2020-05-14

Electrical defect detection in a generator

#44
20200144946
2020-05-07

Adaptive inertia control method of IIDG based on VSG

#45
20200136540
2020-04-30

Method for supplying electric power by means of a converter-controlled generator unit, in particular a wind turbine

#46
20200124023
2020-04-23

Wind turbine comprising a gearless generator and a generator filter

#47
20200083829
2020-03-12

Method for controlling a wind turbine

#48
20200052628
2020-02-13

Method for operating a wind turbine

#49
20190372495
2019-12-05

Stabilization of hydraulic machines with S-zone characteristics

#50
20190363654
2019-11-28

Control of an engine-driven generator to address transients of an electrical power grid connected thereto

#51
20190360464
2019-11-28

Method for operating electrical machines

#52
20190360463
2019-11-28

Method for operating electrical machines

#53
20190348937
2019-11-14

Power generation system and method of controlling same

#54
20190334348
2019-10-31

Reactive power overexcitation regulation technology for synchronous generator

#55
20190288624
2019-09-19

FAULT RIDE-THROUGH SYSTEM

#56
20190273379
2019-09-05

Method of providing power support to an electrical power grid

#57
20190271725
2019-09-05

Overexcitation protection for electric power system equipment

#58
20190207542
2019-07-04

Synchronous electrical power distribution system

#59
20190131902
2019-05-02

Vibration control method and system

#60
20190128324
2019-05-02

Resonance vibration control method and system

#61
20190089279
2019-03-21

Power generation system, system for suppressing sub-synchronous oscillation and method for controlling operation of power system

#62
20190013753
2019-01-10

Control method and control system for enhancing endurance to anomalous voltage for doubly-fed induction generator

#63
20180348712
2018-12-06

Cyber synchronous machine (cybersync machine)

#64
20180316294
2018-11-01

Systems and methods for reducing effects of torsional oscillation for electrical power generation

#65
20180226908
2018-08-09

METHOD AND SYSTEM FOR ADJUSTING WIND TURBINE POWER TAKE-OFF

#66
20180226907
2018-08-09

METHOD AND SYSTEM FOR ADJUSTING WIND TURBINE POWER TAKE-OFF

#67
20180198394
2018-07-12

Generator stabilization

#68
20180120818
2018-05-03

Power system stabilization system and method

#69
20180054146
2018-02-22

Damping system for a generator

#70
20180054145
2018-02-22

Damping system for a generator

#71
20180041153
2018-02-08

Control of an engine-driven generator to address transients of an electrical power grid connected thereto

#72
20170345808
2017-11-30

Electric power conversion circuit including switches and bootstrap circuits, and electric power transmission system including electric power conversion circuit

#73
20170328342
2017-11-16

POWER RAMP RATE LIMITER FOR WIND TURBINES

#74
20170302078
2017-10-19

Apparatus for managing voltage stability of electrical power grid and method therefor

#75
20170279391
2017-09-28

Control arrangement of a multi-stator machine

#76
20170237374
2017-08-17

GENERATOR CONTROL DEVICE AND METHOD

#77
20170170763
2017-06-15

Synchronous electrical power distribution system

#78
20170110995
2017-04-20

Controller for hydroelectric group

#79
20170077700
2017-03-16

Automatic power generation control in micro-grids

#80
20170025978
2017-01-26

Low-frequency band suppression enhanced anti-reversal power system stabilizer

#81
20160336888
2016-11-17

METHOD AND REGULATION AND/OR CONTROL DEVICE FOR OPERATING A WIND TURBINE AND/OR A WIND PARK, AND WIND TURBINE AND WIND PARK

#82
20160322924
2016-11-03

Harmonics mitigation in multiphase generator-conversion systems

#83
20160313197
2016-10-27

System and method for non-invasive generator damping torque estimation

#84
20160285400
2016-09-29

Power supply system and control method therefor

#85
20160254769
2016-09-01

System and method for stabilizing sub-synchronous interaction of a wind turbine generator

#86
20160190962
2016-06-30

Controlled frequency generator with optimized power factor

#87
20160169199
2016-06-16

Method for operating a wind turbine

#88
20160164444
2016-06-09

Method and system for eliminating low frequency oscillation between generators

#89
20150292416
2015-10-15

Gas turbine power generation equipment

#90
20150280629
2015-10-01

Method and apparatus for feeding electric energy into an electric supply grid

#91
20150252787
2015-09-10

Wind power turbine for generating electric energy

#92
20150200615
2015-07-16

Systems and methods for adaptive control of excitation and generator systems

#93
20150198145
2015-07-16

Method for controlling an electric generator

#94
20150076820
2015-03-19

Control of an engine-driven generator to address transients of an electrical power grid connected thereto

#95
20150069977
2015-03-12

System and method for non-sinusoidal current waveform excitation of electrical generators

#96
20150035501
2015-02-05

Systems and methods for controlling torsional oscillation in wound field synchronous generator machines

#97
20150008672
2015-01-08

Method for damping drive train oscillations in a wind turbine generator

#98
20140343739
2014-11-20

Method of controlling a rotating electric machine, control system and rotating electric machine corresponding thereto

#99
20140285161
2014-09-25

Method and system for monitoring progressive charging of automobile alternator, and automobile alternator comprising such a system

#100
20140210551
2014-07-31

Variable-class amplifier, system, and method

#101
20140203788
2014-07-24

Method for regulating a generator set

#102
20140152025
2014-06-05

System for harvesting energy including a counterweight and a system for controlling the angular position of the counterweight

#103
20140015249
2014-01-16

Wind power generation system and method for controlling excitation synchronous generator thereof

#104
20130320937
2013-12-05

SYSTEM AND METHOD TO STABILIZE POWER SUPPLY

#105
20130320935
2013-12-05

Method for damping torsional oscillations in a drive train component

#106
20130286693
2013-10-31

Method for reducing a voltage ripple due to rotational nonuniformity of a generator driven by an internal combustion engine

#107
20130257347
2013-10-03

Integrated generation control system

#108
20130234680
2013-09-12

POWER SYSTEM STABILIZATION

#109
20130193934
2013-08-01

WIND TURBINE GENERATOR, CONTROL METHOD FOR WIND TURBINE GENERATOR, WIND TURBINE GENERATOR SYSTEM, AND CONTROL METHOD FOR WIND TURBINE GENERATOR SYSTEM

#110
20130176751
2013-07-11

Method and apparatus for controlling a frequency converter

#111
20130041604
2013-02-14

METHOD OF PREDICTING TRANSIENT STABILITY OF A SYNCHRONOUS GENERATOR AND ASSOCIATED DEVICE

#112
20130027994
2013-01-31

Method and system for damping subsynchronous resonant oscillations in a power system using a wind turbine

#113
20130015658
2013-01-17

Method and device for damping torsional oscillations

#114
20130009611
2013-01-10

Direct power and stator flux vector control of a generator for wind energy conversion system

#115
20120310426
2012-12-06

Systems and methods for generating an inertial response to a change in the voltage of an electricial grid

#116
20120218791
2012-08-30

Methods, systems, and software for controlling a power converter during low (zero)-voltage ride-through conditions

#117
20120218042
2012-08-30

Method and apparatus for modifying the sensitivity of an electrical generator to a nonlinear load

#118
20120175876
2012-07-12

Control of an engine-driven generator to address transients of an electrical power grid connected thereto

#119
20120147637
2012-06-14

Methods, Systems, and Software for Controlling a Power Converter During Low (Zero)-Voltage Ride-Through Conditions

#120
20120147634
2012-06-14

Circuit and method for regulating a DC voltage applied between a first and second DC voltage terminal

#121
20120139264
2012-06-07

Protection arrangement of an electric power system

#122
20120119711
2012-05-17

High voltage DC power generation

#123
20120112551
2012-05-10

Intelligent power converter control for grid integration of renewable energies

#124
20120104842
2012-05-03

Method and apparatus for controlling torque on the shaft of a generator

#125
20120104756
2012-05-03

Method for operating a wind turbine

#126
20120059537
2012-03-08

Electric drive power response management system and method

#127
20120032440
2012-02-09

Stationary energy generation plant having a control device and method for controlling the same

#128
20120022712
2012-01-26

Grid frequency rate limiting system

#129
20110320051
2011-12-29

System and method for non-sinusoidal current waveform excitation of electrical generators

#130
20110295437
2011-12-01

Wind power converter system with grid side reactive power control

#131
20110285130
2011-11-24

Power System Frequency Inertia for Wind Turbines

#132
20110267013
2011-11-03

Systems and methods for controlling an inertia of a synchronous condenser

#133
20110266800
2011-11-03

Protection circuit applied to wind power generation system employing double-fed induction generator

#134
20110260454
2011-10-27

Device for controlling a double-fed asynchronous machine

#135
20110248565
2011-10-13

Method and apparatus for dynamic load sharing

#136
20110210705
2011-09-01

Method for regulating the reactive power generated or absorbed by a synchronous electric generator and synchronous electric generator

#137
20110193504
2011-08-11

Power converter control apparatus

#138
20110148367
2011-06-23

Power generation amount control apparatus

#139
20110101689
2011-05-05

Method and apparatus for generating power in a wind turbine

#140
20110080000
2011-04-07

Synchronous electrical machine

#141
20110057631
2011-03-10

STATIC EXCITER OF AN ELECTRIC GENERATOR, METHOD FOR RETROFITTING, AND METHOD FOR OPERATING

#142
20110050183
2011-03-03

Static exciter of a field winding and method for operating the same

#143
20110043171
2011-02-24

POWER GENERATION CONTROL DEVICE, VEHICLE EQUIPPED WITH POWER GENERATION CONTROL DEVICE, AND POWER GENERATION CONTROL METHOD

#144
20110031748
2011-02-10

Wind turbine generator, control method for wind turbine generator, wind turbine generator system, and control method for wind turbine generator system

#145
20100201330
2010-08-12

Wind power generation system

#146
20100084865
2010-04-08

STATOR CONTROLLED INDUCTION GENERATORS WITH SHORT-CIRCUITED ROTOR

#147
20100049455
2010-02-25

System and method for monitoring power damping compliance of a power generation unit

#148
20100039076
2010-02-18

Electromechanical arrangement

#149
20100039073
2010-02-18

Adaptive field control of a variable frequency synchronous generator

#150
20100032964
2010-02-11

Method for operating a power plant

#151
20100030502
2010-02-04

Stray flux processing method and system

#152
20100019739
2010-01-28

Device for damping control of mechanical torsional oscillations of an electrical alternating current generator of multi-phase power supply system

#153
20090278598
2009-11-12

Method and apparatus for modifying interactions between an electrical generator and a nonlinear load

#154
20090240382
2009-09-24

Method and system for controlling stability of electric power system

#155
20090079193
2009-03-26

Method of controlling a wind turbine connected to an electric utility grid

#156
20090008937
2009-01-08

DC voltage regulator

#157
20080270048
2008-10-30

Method and apparatus for modifying interactions between an electrical generator and a nonlinear load

#158
20080157530
2008-07-03

Stator controlled induction generators with short-circuited rotor

#159
20080129255
2008-06-05

Multipower voltage regulator

#160
20080074910
2008-03-27

Thyristor power converter filter for excitation applications

#161
20080042626
2008-02-21

Output voltage controller of engine-driven generator

#162
20080018309
2008-01-24

Wind turbine generator apparatus with utility fault ride-through capability

#163
20080007121
2008-01-10

Power system with low voltage ride-through capability

#164
20080004721
2008-01-03

Method and apparatus for providing economic analysis of power generation and distribution

#165
20070279815
2007-12-06

Redundant electrical brake and protection system for electric generators

#166
20070187955
2007-08-16

Generator with utility fault ride-through capability

#167
20070162189
2007-07-12

Method and apparatus for determining actual reactive capability curves

#168
20070159737
2007-07-12

Method for operating a wind turbine during a disturbance in the grid

#169
20070093978
2007-04-26

Detection of islanding in power grids

#170
20060244425
2006-11-02

Method and damping device for damping a torsional vibration in a rotating drivetrain

#171
20060214429
2006-09-28

Wind turbine generator system

#172
20060164045
2006-07-27

Power system stabilizer providing excitation limiter functions

#173
20060082347
2006-04-20

Vehicle power-generation control unit and vehicle power-generation control system

#174
20060043938
2006-03-02

Automotive electrical system configuration using a two bus structure

#175
20050286179
2005-12-29

Method and apparatus for determining actual reactive capability curves

#176
20050285574
2005-12-29

Method and apparatus for providing economic analysis of power generation and distribution

#177
20050122083
2005-06-09

Generator with utility fault ride-through capability

#178
20050116476
2005-06-02

Circuit arrangement and methods for use in a wind energy installation

#179
20050017512
2005-01-27

Wind turbine generator system

#180
20050012339
2005-01-20

Variable speed distributed drive train wind turbine system

#181
18602913
2025-05-20

Dynamically stabilized hybrid energy storage machinery for power system experiencing torsional oscillations

#182
16390547
2020-08-11

System and method for reactive power control of a wind turbine by varying switching frequency of rotor side converter