ClassID:

145639

F05D2270/09 - CPC Classification

Classification description:

Control; Purpose of the control system to cope with emergencies

Sub-classes:
Recent Application in this class:
#1
20260153042
2026-06-04

ROTOR CRACK DETECTION AND MITIGATION

#2
20250264063
2025-08-21

AIRCRAFT COMPRISING A GAS TURBINE ENGINE HAVING PRIMARY AND SECONDARY FUEL-INJECTORS

#3
20250188880
2025-06-12

VENT STACK ASSEMBLIES FOR HYDROGEN DISTRIBUTION SYSTEMS AND RELATED METHODS

#4
20250172069
2025-05-29

GAS TURBINE ENGINES AND METHODS FOR REDUCING SPOOL THRUST IN A TURBINE SECTION THEREOF

#5
20240369023
2024-11-07

TURBINE OVERSPEED PROTECTION

#6
20240369000
2024-11-07

Turbine overspeed protection

#7
20240368999
2024-11-07

TURBINE OVERSPEED PROTECTION

#8
20240247612
2024-07-25

Icing condition identification for gas turbine engine

#9
20240229676
2024-07-11

PRESSURE CONTROL VALVE FOR TURBOEXPANDER OVERSPEED PROTECTION

#10
20240209802
2024-06-27

Gas turbine engine control system and method for limiting turbine overspeed in case of a shaft failure

#11
20240159192
2024-05-16

System for pumping and metering a fluid for a turbine engine and method for controlling such a system

#12
20240010348
2024-01-11

Emergency power unit for electric aircraft

#13
20230349332
2023-11-02

Rapid fuel shutdown system with latching

#14
20230235663
2023-07-27

Monitoring ramp-up pressure of a pump

#15
20230193779
2023-06-22

Method for quickly stopping the rotor of a helicopter after landing

#16
20230167770
2023-06-01

Propulsion assembly for an aircraft

#17
20230160356
2023-05-25

Method and system for controlling a thrust reverser of an aircraft

#18
20230160347
2023-05-25

Adaptive model predictive control for hybrid electric propulsion

#19
20230129155
2023-04-27

Modulating fuel for a turbine engine

#20
20230116598
2023-04-13

Isolation of a turbine engine heat exchanger in the event of a leak from an electrical and mechanical hydraulic control valve

#21
20230104669
2023-04-06

Turbomachine module equipped with an electric machine rotor

#22
20230048426
2023-02-16

Device and method for stopping an electric machine for a turbine engine

#23
20230033362
2023-02-02

Turbine overspeed disengagement device for a turbine engine

#24
20230013543
2023-01-19

Emergency power unit for electric aircraft

#25
20230010174
2023-01-12

TURBINE ENGINE SHAFT SHEAR DETECTION

#26
20220349466
2022-11-03

Oil system for a turbine engine

#27
20220251964
2022-08-11

Systems and methods for selectively disconnecting embedded electrical machines in gas turbine engines

#28
20220243668
2022-08-04

FAULT DETECTION OF A FUEL CONTROL UNIT

#29
20220243610
2022-08-04

System and method for detecting failure of a propeller control unit

#30
20220243608
2022-08-04

System and method for detecting failure of a propeller feedback device

#31
20220219029
2022-07-14

Aircraft propulsion assembly having a ventilation system and a fire-fighting system

#32
20220195946
2022-06-23

Inlet configuration enabling rapid in-flight engine restart

#33
20220098995
2022-03-31

GAS-TURBINE-ENGINE OVERSPEED PROTECTION SYSTEM

#34
20220090543
2022-03-24

System and method for controlling a speed of rotation of an aircraft turbine engine with fault management

#35
20210396185
2021-12-23

Method for operating a power plant, and power plant

#36
20210340879
2021-11-04

System and method for detecting a shaft event on an engine

#37
20210332765
2021-10-28

Detecting condition of a shaft of a gas turbofan aircraft engine

#38
20210317750
2021-10-14

Detecting damage to a gas turbine engine

#39
20210301734
2021-09-30

Method for handling a simultaneous failure of all channels of a multi-channel engine controller for a gas turbine engine

#40
20210301678
2021-09-30

Gas turbine engine

#41
20210292001
2021-09-23

DC contactor input into RAT auto-deploy

#42
20210292000
2021-09-23

DC bus voltage input into RAT auto-deploy

#43
20210095579
2021-04-01

Plant control apparatus, plant control method and power generation plant

#44
20210010429
2021-01-14

Modulating fuel for a turbine engine

#45
20200392866
2020-12-17

Oil supply system for a gas turbine engine

#46
20200391873
2020-12-17

System and method for operating a multi-engine rotorcraft for ice accretion shedding

#47
20200378315
2020-12-03

FUEL SYSTEM WITH INTEGRATED THRUST CONTROL MALFUNCTION PROTECTION AND METHOD

#48
20200347787
2020-11-05

Adaptive model predictive control for hybrid electric propulsion

#49
20200325830
2020-10-15

Method of ice removal by inducing sudden variation of rotor speed in a gas turbine engine

#50
20200248582
2020-08-06

Gas turbine engine shaft break mitigation

#51
20200173297
2020-06-04

Rotor overspeed protection assembly

#52
20200079513
2020-03-12

Aircraft having an aft engine

#53
20200047905
2020-02-13

Distributed control and monitoring system for multiple platforms

#54
20200025107
2020-01-23

Aircraft propulsion unit and process for reducing a ventilation air flow in the aircraft propulsion unit

#55
20190352001
2019-11-21

PROPULSION SYSTEM FOR A SINGLE-ENGINE HELICOPTER

#56
20190301305
2019-10-03

Diaphragm latch

#57
20190301300
2019-10-03

SYSTEMS AND METHODS FOR ENGINE VIBRATION MONITORING

#58
20190292944
2019-09-26

Oil system

#59
20190248505
2019-08-15

Slope-based event detection for turbine engines

#60
20190226407
2019-07-25

On-board estimator actuator system fault accommodation in engine control

#61
20190186380
2019-06-20

Fault detection assembly

#62
20190118936
2019-04-25

Pitch actuation system for a turbomachine propeller

#63
20190106198
2019-04-11

Simplified pitch actuation system for a turbomachine propeller

#64
20190063255
2019-02-28

Trip system for steam turbine

#65
20190055852
2019-02-21

Planetary gearbox system and method for operating a planetary gearbox system

#66
20190032511
2019-01-31

Arrangement, turbo engine and method for the recognition of a shaft breakage of a shaft

#67
20180372006
2018-12-27

Fluid supply system for turbine engine, including an adjustable flow pump and a fluid metering device

#68
20180347408
2018-12-06

System and method for risk categorization

#69
20180319486
2018-11-08

THRUSTING ROCKETS FOR ENHANCING EMERGENCY AUTOROTATION

#70
20180292816
2018-10-11

Pre-emptive fault detection through advanced signal analysis

#71
20180284750
2018-10-04

Real-time gas turbine simulation system and execution method thereof

#72
20180244398
2018-08-30

Electrical power supply on a vehicle

#73
20180209353
2018-07-26

Power plant with emergency fuel system

#74
20180209297
2018-07-26

Methods and apparatus to control the actuation of regulators including a loading chamber

#75
20180202460
2018-07-19

Turbofan case for controlling blade deflection

#76
20180170522
2018-06-21

System for electromechanical pitch actuation for a turbine engine propeller

#77
20180156139
2018-06-07

Hydromechanical cutoff device with hysteresis for a turbomachine lubrification system

#78
20180106197
2018-04-19

Systems and methods for predicting fuel circuit leaks

#79
20180080387
2018-03-22

Gas turbine engine with a geared turbofan arrangement

#80
20180058973
2018-03-01

Method for detecting a fluid leak in a turbomachine and fluid distribution system

#81
20180051585
2018-02-22

Turbofan gas turbine engine shaft break detection system and method

#82
20180030852
2018-02-01

Aircraft comprising a turbojet engine integrated into the rear fuselage comprising a fairing allowing the ejection of blades

#83
20170370220
2017-12-28

CUSTOMIZED BLEND LIMIT FOR GAS TURBINE ENGINE AIRFOILS

#84
20170350459
2017-12-07

Clutch mechanism and method for controlling fan speed

#85
20170328240
2017-11-16

Turbine power generation system having emergency operation means, and emergency operation method therefor

#86
20170284224
2017-10-05

Method and system for preventing oil escape

#87
20170254216
2017-09-07

Method and system for piping failure detection in a gas turbine bleeding air system

#88
20170226933
2017-08-10

Rapid assistance device for a free turbine engine of an aircraft

#89
20170225794
2017-08-10

Hybrid contingency power drive system

#90
20170211413
2017-07-27

Overspeed protection device of an aircraft engine

#91
20170114723
2017-04-27

DEVICE FOR ASSISTING A SOLID PROPELLANT PROPULSION SYSTEM OF A SINGLE-ENGINE HELICOPTER, SINGLE-ENGINE HELICOPTER COMPRISING SUCH A DEVICE

#92
20170051622
2017-02-23

Levered joint

#93
20170022844
2017-01-26

Sectioned gas turbine engine driven by sCO2 cycle

#94
20160363001
2016-12-15

Emergency shut-down detection system for a gas turbine

#95
20160341066
2016-11-24

Gas turbine engine uncontrolled high thrust accommodation system and method

#96
20160311548
2016-10-27

Method for automatically controlling the operating speed of a helicopter turboshaft engine, corresponding control device and helicopter provided with such a device

#97
20160298486
2016-10-13

Turbine engine and control method

#98
20160221881
2016-08-04

CMC turbine components and methods of forming CMC turbine components

#99
20160195025
2016-07-07

GAS TURBINE FLAMEOUT DETECTION

#100
20160091381
2016-03-31

Method for determining a fault within a flow divider

#101
20160090918
2016-03-31

Method of stopping a rotorcraft engine in overspeed, and a system and a rotorcraft associated therewith

#102
20160069206
2016-03-10

Steam turbine

#103
20160047550
2016-02-18

Distributed fuel control system

#104
20160032740
2016-02-04

Variable-pitch rotor with remote counterweights

#105
20150377485
2015-12-31

Combustion instability control method

#106
20150315967
2015-11-05

Thrust enabling objective system

#107
20150296650
2015-10-15

Aircraft turbomachine computer

#108
20150260101
2015-09-17

Flow guiding system and rotary combustion engine

#109
20150168229
2015-06-18

Active temperature monitoring in gas turbine combustors

#110
20150159504
2015-06-11

System and method for preventing an emergency over-speed condition in a rotating machine

#111
20150027412
2015-01-29

Engine fuel control system

#112
20140373505
2014-12-25

Multi-engine power plant having an emergency fluid injection system, and an aircraft

#113
20140336872
2014-11-13

Method for diagnosing a bleed air system fault

#114
20140303871
2014-10-09

Method and system for regulating power in the event of at least one aircraft engine failure

#115
20140286764
2014-09-25

Composite panel having a built-in duct

#116
20140210210
2014-07-31

Gas turbine power generation system comprising an emergency power supply system

#117
20140199155
2014-07-17

Methods and system for detecting turbocharger degradation

#118
20140075917
2014-03-20

Fault tolerant control system for distributed micro-thrusters

#119
20130319092
2013-12-05

Shaft break detection

#120
20130312423
2013-11-28

Method of detecting shaft break

#121
20130071230
2013-03-21

System and method for detecting abnormal movement in a gas turbine shaft

#122
20130046713
2013-02-21

Failure detection and locating system and engine containing the same

#123
20130039739
2013-02-14

Turbine including seal air valve system

#124
20120317955
2012-12-20

Surge margin control

#125
20120297924
2012-11-29

Ram air turbine deployment actuator

#126
20120221157
2012-08-30

LOW PRESSURE SPOOL EMERGENCY GENERATOR

#127
20120130587
2012-05-24

Method of monitoring an electronic engine control (EEC) to detect a loss of fuel screen open area

#128
20120114460
2012-05-10

Voting hydraulic dump system

#129
20120015776
2012-01-19

Geared turbofan emergency power

#130
20110178772
2011-07-21

Method and system for monitoring a turbojet engine

#131
20110173988
2011-07-21

Multi-mode adaptive fail-fixed system for FADEC controlled gas turbine engines

#132
20110146823
2011-06-23

Fuel control system with servo valve controlled windmill relight mode

#133
20110120075
2011-05-26

Thermally actuated passive gas turbine engine compartment venting

#134
20100288883
2010-11-18

Method for detecting a fuel leakage in an aircraft engine and system for carrying out said method

#135
20100269512
2010-10-28

Gas turbine engine having slim-line nacelle

#136
20100269486
2010-10-28

Gas turbine engine having slim-line nacelle

#137
20100221115
2010-09-02

Retention structures and exit guide vane assemblies

#138
20100185377
2010-07-22

System and method for starting a gas turbine engine with inoperable exhaust gas turbine temperature sensor

#139
20100180564
2010-07-22

Systems and Methods for Mitigating a Flashback Condition in a Premixed Combustor

#140
20100168980
2010-07-01

Operating a turbine at baseload on cold fuel with hot fuel combustion hardware

#141
20100139241
2010-06-10

Flow divider having breaking points for a fan engine

#142
20100124496
2010-05-20

TURBOMACHINE

#143
20100086403
2010-04-08

Lubrication of windmilling journal bearings

#144
20100023169
2010-01-28

Electric motor driven lubrication pump control system and method that accomodates turbomachine windmill operation

#145
20100003148
2010-01-07

Assistance and emergency backup for the electrical drive of a fuel pump in a turbine engine

#146
20100003121
2010-01-07

Variable area fan nozzle for accommodating a foreign object strike event

#147
20090204305
2009-08-13

Turbine bypass control apparatus and turbine bypass control method

#148
20090140679
2009-06-04

Tertiary lock system power unit

#149
20090123269
2009-05-14

Device for detecting breakage of a turbomachine shaft

#150
20090107110
2009-04-30

Fan control apparatus

#151
20090071256
2009-03-19

Vibrometer mounting mechanism

#152
20090045014
2009-02-19

Electric motor driven lubrication pump control system and method for turbomachine windmill operation

#153
20080309261
2008-12-18

Electric drive fuel control system and method

#154
20080279675
2008-11-13

Operation of an aircraft engine after emergency shutdown

#155
20080276620
2008-11-13

Method of operating a gas turbine engine

#156
20080260519
2008-10-23

Surge detection in a gas turbine engine

#157
20080156089
2008-07-03

Method for preventing an over temperature condition in a gas turbine engine

#158
20080148112
2008-06-19

Protective system for an installation and a method for checking a protective system

#159
20080120074
2008-05-22

Reducing gas turbine performance tracking estimation non-repeatability

#160
20080098712
2008-05-01

Rotor brake and windmilling lubrication system for geared turbofan engine

#161
20080096714
2008-04-24

Lubrication of windmilling journal bearings

#162
20080092548
2008-04-24

Gas turbine engine having slim-line nacelle

#163
20080069685
2008-03-20

Device for detecting a fracture in the shaft of a gas turbine, and gas turbine

#164
20070289312
2007-12-20

Low-cost frangible cable for gas turbine engine

#165
20070283695
2007-12-13

System and method for turbocharger early failure detection and avoidance

#166
20070260390
2007-11-08

System and method for turbine engine fault detection using discrete event system modeling

#167
20070200352
2007-08-30

Ignition system for a gas turbine engine

#168
20070122070
2007-05-31

Methods and apparatus for assembling a bearing assembly

#169
20070081909
2007-04-12

Hydraulic lock for axial motion output device

#170
20070068168
2007-03-29

Method of operating a thermal power plant

#171
20070062200
2007-03-22

Method of operating a thermal power plant

#172
20070041842
2007-02-22

Aerofoil blades with improved impact resistance

#173
20060269417
2006-11-30

BLADED ROTOR WHEEL FOR REINFORCING BLADE LOCKING

#174
20060217869
2006-09-28

Failsafe electronic engine control system overheat shutdown

#175
20060179817
2006-08-17

Nacelle assembly for a gas turbine engine

#176
20060156736
2006-07-20

Method and apparatus for controlling fuel flow to an engine

#177
20060101806
2006-05-18

Electrical thrust reverser tertiary lock system including a voltage limiting circuit

#178
20050286823
2005-12-29

Methods and apparatus for assembling a bearing assembly

#179
20050109038
2005-05-26

Method and apparatus for controlling fuel flow to an engine

#180
20050066648
2005-03-31

Multi-mode shutdown system for a fuel metering unit

#181
20050050897
2005-03-10

Method and system for failure accommodation of gas generator fuel metering system

#182
20050047913
2005-03-03

Electronic safety system for the avoidance of an overspeed condition in the event of a shaft failure

#183
20050034924
2005-02-17

Emergency lubrication system

#184
20050005591
2005-01-13

Battle override valve

#185
19093452
2026-02-10

Inducing windmilling to allow oil flow during fire-induced emergency state

#186
19014772
2026-01-27

Aircraft engine auxiliary oil system

#187
18985241
2026-01-13

Flame protection seals for gas turbine engines

#188
18239459
2024-10-08

Systems and method for detecting and responding to icing conditions in gas turbine engines

#189
15481792
2018-06-12

Pre-emptive fault detection through advanced signal analysis