ClassID:

218508

H02P2101/30 - CPC Classification

Classification description:

Special adaptation of control arrangements for generators for aircraft

Recent Application in this class:
#1
20250357812
2025-11-20

INDUCTION MACHINE

#2
20250293627
2025-09-18

HYBRID ELECTRIC AIRCRAFT PROPULSION SYSTEM AND METHOD

#3
20250202390
2025-06-19

ELECTRICAL SYSTEM FOR AN AIRCRAFT EQUIPPED WITH A MOTOR

#4
20250192699
2025-06-12

ELECTRIC DRIVE SYSTEM

#5
20250187743
2025-06-12

ELECTRICALLY STARTING A GAS TURBINE ENGINE

#6
20250055395
2025-02-13

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

#7
20240426226
2024-12-26

FAULT DETECTION AND LOAD MANAGEMENT IN A SERIES HYBRID PROPULSION SYSTEM

#8
20240372492
2024-11-07

GENERATOR CONTROL ARCHITECTURE

#9
20240275322
2024-08-15

CONTROLLER FOR A SWITCHED RELUCTANCE MACHINE

#10
20240243638
2024-07-18

STARTER/GENERATOR ARRANGEMENTS FOR GAS TURBINE ENGINES

#11
20240125275
2024-04-18

METHOD AND AIRCRAFT PROVIDED WITH AT LEAST ONE COMBUSTION ENGINE AND A DRIVE SYSTEM WITH AT LEAST TWO ELECTRIC MACHINES

#12
20240075892
2024-03-07

AC electrical power system for a vehicle

#13
20240056007
2024-02-15

GAS-TURBINE ELECTRICAL START SYSTEM

#14
20240022143
2024-01-18

ELECTRICAL MACHINE

#15
20230361700
2023-11-09

Saturable reactors in generator control units

#16
20230361699
2023-11-09

Pump actuating device, and associated pumping system, aircraft and fuel supply method

#17
20230318497
2023-10-05

Generator systems

#18
20230291336
2023-09-14

High-integrity actuator controller and control systems

#19
20230291278
2023-09-14

GAS TURBINE ENGINE EQUIPPED WITH A CONTROL SYSTEM FOR MANAGEMENT OF ROTOR MODES USING AN ELECTRIC MACHINE

#20
20230261595
2023-08-17

Fault tolerant turbo-generator system

#21
20230246573
2023-08-03

Propulsion channel for aircraft

#22
20230179130
2023-06-08

Parallel excitation of motor start function for three stage synchronous generator

#23
20230146820
2023-05-11

INDUCTION MACHINE

#24
20230126186
2023-04-27

Voltage regulation of high voltage direct current systems

#25
20230108689
2023-04-06

Induction motor control via generator control unit

#26
20230018916
2023-01-19

Rectifier

#27
20220399841
2022-12-15

Permanent magnet electric machine control

#28
20220371532
2022-11-24

AC electrical power system for a vehicle

#29
20220266987
2022-08-25

INTEGRATED FLAP CONTROL UNIT

#30
20220173677
2022-06-02

Hybrid electric propulsion system and method of operation

#31
20220103101
2022-03-31

ACTUATOR MOTION CONTROLLER WITH REGENERATION COMPENSATION

#32
20220038037
2022-02-03

Generator control using transient condition resilient ripple blender

#33
20220003169
2022-01-06

Electric power generation controller for use in aircraft

#34
20210394896
2021-12-23

Electric distributed anti-torque architecture

#35
20210384853
2021-12-09

AIRCRAFT STARTING AND GENERATING SYSTEM

#36
20210380270
2021-12-09

Power generation controller of aircraft

#37
20210351731
2021-11-11

AUXILIARY POWER UNIT GENERATOR SYSTEMS

#38
20210344274
2021-11-04

Electric machine control

#39
20210297025
2021-09-23

AC bus tie contactor input into rat auto-deploy

#40
20210297024
2021-09-23

AC bus tie contactor input into RAT auto-deploy

#41
20210249940
2021-08-12

DIRECT CURRENT POWER SUPPLY EXCITER MANAGEMENT

#42
20210206501
2021-07-08

Dual voltage low spool generator

#43
20210203258
2021-07-01

Power supply system

#44
20210050810
2021-02-18

Aircraft engine power-assist start stability control

#45
20210041902
2021-02-11

Low power voltage generator circuit

#46
20210006196
2021-01-07

Monitoring an electrical machine for the presence of a fault

#47
20200389127
2020-12-10

Non-break power transfer for variable frequency generators

#48
20200382031
2020-12-03

Systems and methods for predicting the health of integrated drive generators

#49
20200382030
2020-12-03

DC generator system

#50
20200331590
2020-10-22

Method of controlling an activation system, emergency control system, and aircraft equipped with such system

#51
20200328706
2020-10-15

Electrical powertrain for aircraft

#52
20200328588
2020-10-15

Method and apparatus for over voltage protection of a power system

#53
20200277072
2020-09-03

Method for assisting a single-engine rotorcraft during an engine failure

#54
20200266742
2020-08-20

Multi-stage synchronous generator

#55
20200257314
2020-08-13

Virtual safety shrouds for aerial vehicles

#56
20200239156
2020-07-30

Aircraft auxiliary power unit (APU) control system having speed compensation

#57
20200239155
2020-07-30

Aircraft auxiliary power unit (APU) control system having speed compensation

#58
20200228037
2020-07-16

Actuator motion controller with regeneration compensation

#59
20200220430
2020-07-09

Generator systems

#60
20200166013
2020-05-28

Engine starting system using stored energy

#61
20200144928
2020-05-07

Method to reduce variable speed constant frequency power converter losses during abnormal overloads

#62
20200140106
2020-05-07

System controller for a hybrid aircraft propulsion system

#63
20200083823
2020-03-12

Operation of a hybrid electric aircraft propulsion system

#64
20200083791
2020-03-12

Hybrid electric propulsion system and method of operation

#65
20200079521
2020-03-12

Synchronization of generator and electric motor in a hybrid electric aircraft propulsion system

#66
20200079518
2020-03-12

Hybrid electric propulsion system and method of operation

#67
20200079514
2020-03-12

HYBRID ELECTRIC AIRCRAFT PROPULSION SYSTEM AND METHOD

#68
20200047911
2020-02-13

Electrical load shed to increase available aircraft power

#69
20200044590
2020-02-06

Electric generating system with an interleaved DC-DC converter

#70
20190348937
2019-11-14

Power generation system and method of controlling same

#71
20190280564
2019-09-12

Variable speed constant frequency (VSCF) generator system

#72
20190257211
2019-08-22

Power generation system

#73
20190222154
2019-07-18

Variable wobbler plate for integrated drive generator

#74
20190222153
2019-07-18

Lifing and performance optimization limit management for turbine engine

#75
20190207542
2019-07-04

Synchronous electrical power distribution system

#76
20190181786
2019-06-13

Systems and methods for rotating a crankshaft to start an engine

#77
20190173405
2019-06-06

Method for customising the operation of an alternator regulator

#78
20190123669
2019-04-25

Wound field generator overvoltage prevention

#79
20190097428
2019-03-28

Synchronous power-on/off control method and synchronous power-on/off controller

#80
20190089289
2019-03-21

ELECTRIC MOTOR WITH INDEPENDENT POLE CONTROL

#81
20190009920
2019-01-10

Selectively regulating current in distributed propulsion systems

#82
20180316295
2018-11-01

GENERATOR OUTPUT VOLTAGE REGULATION

#83
20180309397
2018-10-25

Generator starter of a turbomachine with asynchronous multi-winding electric machine

#84
20180216526
2018-08-02

Engine core assistance

#85
20180159449
2018-06-07

Actuating apparatus for a motor and method for actuating a motor

#86
20180102718
2018-04-12

Multiple electromechanical actuator control system

#87
20180058412
2018-03-01

Engine starting system using stored energy

#88
20180041152
2018-02-08

Method of efficiently operating an engine and a generator for increased load

#89
20180034395
2018-02-01

Aircraft starting and generating system

#90
20180030944
2018-02-01

Integrated brushless starter generator

#91
20180023529
2018-01-25

Aircraft starting and generating system

#92
20170187311
2017-06-29

Gas turbine engine and electrical system

#93
20170170763
2017-06-15

Synchronous electrical power distribution system

#94
20170160750
2017-06-08

Virtual safety shrouds for aerial vehicles

#95
20160373038
2016-12-22

High voltage direct current system with improved generator excitation

#96
20160355275
2016-12-08

Electrical control system

#97
20160301333
2016-10-13

DC synchronous machine

#98
20160208709
2016-07-21

Method for starting aircraft engines

#99
20150042103
2015-02-12

Lifing and performance optimization limit management for turbine engine

#100
20140375152
2014-12-25

Tool having integrated electricity generator with external stator and power conditioner

#101
20140360205
2014-12-11

Gas turbine engine and electrical system

#102
20140346897
2014-11-27

High-voltage DC voltage unit and method for operating a high-voltage DC voltage unit

#103
20140271117
2014-09-18

Lifing and performance optimization limit management for turbine engine

#104
20140265693
2014-09-18

Permanent magnet machine for integrated starter generator

#105
20140260306
2014-09-18

Engine starting system using stored energy

#106
20140225378
2014-08-14

System for in-flight restarting of a multi-shaft turboprop engine

#107
20130101397
2013-04-25

Electrical power supply for equipment carried by a rotary support

#108
20130057235
2013-03-07

AC ELECTRICAL POWER REGULATORY SYSTEM

#109
20120211981
2012-08-23

Turbine engine starter/generator, and method for the control thereof

#110
20120133150
2012-05-31

Combination low spool generator and ram air turbine generator

#111
20120107109
2012-05-03

Aircraft engine nacelle comprising a mobile cowl moved by electric motors

#112
20120091716
2012-04-19

Systems and methods for providing AC power from multiple turbine engine spools

#113
20120056601
2012-03-08

Rotor based air gap heating for air driven turbine

#114
20120007428
2012-01-12

Electric power generating system with boost converter/synchronous active filter

#115
20120001481
2012-01-05

Power distribution device for distributing power and a method for the distribution of power

#116
20110286133
2011-11-24

Fault Clearing Method for Permanent Magnet Machines

#117
20110227406
2011-09-22

CONTROL METHOD FOR ELECTRICAL ACCUMULATOR UNIT

#118
20110169328
2011-07-14

Generator for gas turbine engine having main DC bus accessory AC bus

#119
20110149445
2011-06-23

Fault clearing for permanent magnet machines

#120
20110140645
2011-06-16

Dual purpose permanent magnet speed sensor and generator

#121
20110133485
2011-06-09

Transverse regulated flux machine

#122
20110115444
2011-05-19

Electric load damper for damping torsional oscillation

#123
20110109093
2011-05-12

Tool having integrated electricity generator with external stator and power conditioner

#124
20110089691
2011-04-21

Gearless turbo-generator

#125
20110080000
2011-04-07

Synchronous electrical machine

#126
20110060473
2011-03-10

Method and apparatus for lead-unity-lag electric power generation system

#127
20110057441
2011-03-10

Overload control of an electric power generation system

#128
20100327820
2010-12-30

Active damping for synchronous generator torsional oscillations

#129
20100321968
2010-12-23

LOAD FAULT HANDLING FOR SWITCHED RELUCTANCE OR INDUCTION TYPE MACHINES

#130
20100295518
2010-11-25

Robust digital voltage regulator

#131
20100283252
2010-11-11

BROAD SPEED RANGE GENERATOR

#132
20100253294
2010-10-07

Starter voltage reducing synchronous machine

#133
20100237733
2010-09-23

Hybrid aircraft electrical architecture with both variable and constant frequency generators

#134
20100207590
2010-08-19

High frequency generator without rotating diode rectifier

#135
20100188055
2010-07-29

Fault tolerant generator or starter/generator with low torque ripple

#136
20100148622
2010-06-17

Architecture for electric machine

#137
20100141028
2010-06-10

More electric engine with regulated permanent magnet machines

#138
20100133813
2010-06-03

Systems and methods for providing AC power from multiple turbine engine spools

#139
20100117569
2010-05-13

Synchronous electrical machine

#140
20100097040
2010-04-22

Electronic control for a hydraulically driven auxiliary power source

#141
20100097038
2010-04-22

Electronic control for a hydraulically driven generator

#142
20100096862
2010-04-22

Power control system and method

#143
20100091422
2010-04-15

Lightning strike mitigation for aircraft

#144
20100090478
2010-04-15

Power control system and method

#145
20100085023
2010-04-08

Control device for automobile battery-charging generator

#146
20100072959
2010-03-25

Modulation control of power generation system

#147
20100039076
2010-02-18

Electromechanical arrangement

#148
20100039075
2010-02-18

Electrical power arrangement

#149
20100039073
2010-02-18

Adaptive field control of a variable frequency synchronous generator

#150
20100038969
2010-02-18

Method and system for electrical power generation

#151
20100033142
2010-02-11

Converting mechanical vibrational energy into electrical energy

#152
20100033141
2010-02-11

Generating system

#153
20100026089
2010-02-04

Electrically controlled frequency-based power system architecture for aircraft

#154
20100013443
2010-01-21

Regulation control for variable frequency generators

#155
20100007312
2010-01-14

Isolated generator control unit (GCU)

#156
20090322083
2009-12-31

Optimizing converter protection for wind turbine generators

#157
20090315522
2009-12-24

Self-excited controlled frequency generator system with bi-directional converter

#158
20090296439
2009-12-03

Multi output voltage regulation of a synchronous generator in a power system

#159
20090290270
2009-11-26

Overload control of an electric power generation system with unknown availability of mechanical power capacity

#160
20090278413
2009-11-12

Architecture for electric machine

#161
20090261586
2009-10-22

Dual channel power generation system

#162
20090237038
2009-09-24

DOUBLE ALTERNATOR AND ELECTRICAL SYSTEM

#163
20090234509
2009-09-17

Power control system and method

#164
20090230928
2009-09-17

Connecting a prime mover driven alternator to a circuit with an existing alternating current

#165
20090230927
2009-09-17

Fault clearing method for permanent magnet machines

#166
20090230680
2009-09-17

Power control system and method

#167
20090224540
2009-09-10

Power control system and method

#168
20090212747
2009-08-27

Power control system and method

#169
20090212561
2009-08-27

Power control system and method

#170
20090206601
2009-08-20

Power control system and method

#171
20090175061
2009-07-09

Instantaneous load current control scheme for voltage fed DC to AC inverter supplying resistive-inductive load

#172
20090174188
2009-07-09

Aircraft engine starter/generator and controller

#173
20090167257
2009-07-02

Shorted rotating diode detection and protection

#174
20090134848
2009-05-28

Electronic control for a hydraulically driven generator

#175
20090125176
2009-05-14

Method for operating a motor vehicle alternator-starter

#176
20090121688
2009-05-14

Pole count changing generator

#177
20090121496
2009-05-14

Power control system and method

#178
20090091132
2009-04-09

Starter/generator system with control to address a voltage rise

#179
20090079399
2009-03-26

Overload control of an electric power generation system

#180
20090079261
2009-03-26

Generator for gas turbine engine having main DC bus accessory AC bus

#181
20090072797
2009-03-19

Load-off transient acceleration generator control system

#182
20090058373
2009-03-05

Generator control circuit

#183
20090051219
2009-02-26

Integrated electrical power extraction for aircraft engines

#184
20090009129
2009-01-08

Active damping for synchronous generator torsional oscillations

#185
20090008993
2009-01-08

Hybrid electromechanical power transfer system

#186
20090008936
2009-01-08

Modulation control of power generation system

#187
20080303280
2008-12-11

Engine start system with quadrature AC excitation

#188
20080296896
2008-12-04

Stirling engine instability detection and prevention

#189
20080290843
2008-11-27

Wide speed range electric power generation system using high reactance permanent magnet machine

#190
20080252081
2008-10-16

DOUBLE ALTERNATOR AND ELECTRICAL SYSTEM FOR A VEHICLE

#191
20080238202
2008-10-02

Integrated electrical power extraction for aircraft engines

#192
20080150494
2008-06-26

Pole shifting generator

#193
20080079401
2008-04-03

Architecture for electric machine

#194
20080067982
2008-03-20

Modulation control of power generation system

#195
20080061747
2008-03-13

System and method for DC power generation from a reluctance machine

#196
20080042611
2008-02-21

Self-excitation of switched reluctance generators during load bus faults

#197
20080036428
2008-02-14

Connecting a prime mover driven alternator to a circuit with an existing alternating current

#198
20070278966
2007-12-06

Control and power module for a rotating electrical machine

#199
20070268005
2007-11-22

System and method for AC power generation from a reluctance machine

#200
20070236186
2007-10-11

Fault tolerant architecture for permanent magnet starter generator subsystem

#201
20070228735
2007-10-04

Power control system and method

#202
20070222220
2007-09-27

Aircraft engine starter/generator and controller

#203
20070216343
2007-09-20

Electric engine start system with active rectifier

#204
20070216249
2007-09-20

Transverse flux machine and turbine-type machine having such a transverse flux machine

#205
20070205604
2007-09-06

Double alternator and electrical system for a vehicle

#206
20070194762
2007-08-23

Buck/boost method of voltage regulation for a permanent magnet generator (PMG)

#207
20070194760
2007-08-23

Generator control arrangement

#208
20070159139
2007-07-12

Method and apparatus for generator control

#209
20070102936
2007-05-10

System and method for AC power generation from a reluctance machine

#210
20070102935
2007-05-10

System and method for DC power generation from a reluctance machine

#211
20070069521
2007-03-29

Power control system and method

#212
20070064458
2007-03-22

Electrical power stabilisation

#213
20070046267
2007-03-01

Electrical protection of a generator controller

#214
20070024249
2007-02-01

Architecture for electric machine

#215
20070018616
2007-01-25

Buck/boost method of voltage regulation for a permanent magnet generator (PMG)

#216
20070017223
2007-01-25

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

#217
20070013195
2007-01-18

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

#218
20060232249
2006-10-19

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

#219
20060214427
2006-09-28

Hybrid gas turbine engine starter-generator

#220
20060192535
2006-08-31

Fixed frequency electrical generation system with induction coupler and use thereof in an aircraft

#221
20060087293
2006-04-27

AC generator with independently controlled field rotational speed

#222
20060061336
2006-03-23

Method and apparatus for controlling an engine start system

#223
20060060396
2006-03-23

Regenerative load bank with a motor drive

#224
20060049808
2006-03-09

Method and apparatus for generator control

#225
20060049807
2006-03-09

Method and apparatus for generator control

#226
20060043938
2006-03-02

Automotive electrical system configuration using a two bus structure

#227
20060038405
2006-02-23

Hybrid gas turbine engine starter-generator

#228
20060033478
2006-02-16

Fault tolerant architecture for permanent magnet starter generator subsystem

#229
20060012177
2006-01-19

Aircraft starter/generator electrical system with mixed power architecture

#230
20060006829
2006-01-12

Apparatus and method to control torque and voltage of an AC machine

#231
20050275224
2005-12-15

Fluid actuated rotating device including a low power generator

#232
20050258693
2005-11-24

Permanent magnet alternator and voltage regulator for regulating the output voltage of a permanent magnet alternator

#233
20050242785
2005-11-03

Architecture for electric machine

#234
20050237034
2005-10-27

Fault tolerant architecture for permanent magnet starter generator subsystem

#235
20050216225
2005-09-29

Adaptive position sensing method and apparatus for synchronous motor generator system

#236
20050184698
2005-08-25

Position sensing method and apparatus for synchronous motor generator system

#237
20050180862
2005-08-18

Fixed frequency electrical generation system and corresponding control procedure

#238
20050073279
2005-04-07

Phase angle control for synchronous machine control

#239
18771371
2025-10-21

Hybrid electric propulsion system with regeneration and method for operating the same

#240
17477012
2023-02-07

Systems and methods for estimating angular position

#241
17136499
2022-03-22

Sensorless current determination in variable speed constant frequency (VSCF) generator control system

#242
16692213
2020-11-10

Gas turbine engine generator power management control system

#243
16116107
2019-08-27

Direct current voltage regulation of permanent magnet generator