ClassID:

139221

F02C9/00 - CPC Classification

Classification description:

Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants

Sub-classes:
Recent Application in this class:
#1
20260146566
2026-05-28

CONTROL SYSTEM

#2
20260139630
2026-05-21

SYSTEMS AND METHODS FOR BREAKING DOWN GROUND VORTICES IN AN AIRCRAFT PROPULSION SYSTEM INLET

#3
20260132745
2026-05-14

GAS TURBINE ENGINE

#4
20260104013
2026-04-16

SYSTEM AND METHOD FOR CONTROLLING COMPRESSOR PERFORMANCE IN AN AIRCRAFT PROPULSION SYSTEM

#5
20260092567
2026-04-02

METHOD AND AIRCRAFT PROVIDED WITH A SYSTEM FOR DETERMINING A LEVEL OF POLLUTING EMISSION

#6
20260078686
2026-03-19

IN-FLIGHT MEASURED PROPULSION MASS FLOW AND THRUST ON AIRCRAFT

#7
20260071577
2026-03-12

HEAT EXCHANGER SENSOR PROCESSING METHOD AND APPARATUS

#8
20260049578
2026-02-19

DETERMINATION OF FUEL CHARACTERISTICS

#9
20260036086
2026-02-05

PUMP SYSTEMS HAVING DUAL-FUNCTION HEAT EXCHANGERS AND RELATED METHODS

#10
20250334080
2025-10-30

Gas Turbine Firing Temperature Control with Air Injection System

#11
20250327425
2025-10-23

SYSTEMS, APPARATUSES, METHODS, AND COMPUTER PROGRAM PRODUCTS FOR INITIATING PERFORMANCE OF ONE OR MORE RESPONSIVE ACTIONS BASED AT LEAST IN PART ON ERRATIC OIL PRESSURE DATA

#12
20250257697
2025-08-14

GAS TURBINE CONTROL DEVICE AND GAS TURBINE CONTROL METHOD

#13
20250243817
2025-07-31

ADJUSTING MODEL PREDICTIVE CONTROL GOAL WEIGHTS VIA EXTERNAL DEVICE

#14
20250243815
2025-07-31

SYSTEM FOR CONTROLLING A TURBINE

#15
20250237175
2025-07-24

Modular FADEC Thermal Management

#16
20250215835
2025-07-03

METHOD FOR OPERATING GAS TURBINE EQUIPMENT, CONTROL DEVICE AND CONTROL PROGRAM FOR EXECUTING SAID OPERATING METHOD

#17
20250207536
2025-06-26

SYSTEM AND METHOD FOR SYNCHROPHASING A PROPULSION SYSTEM USING ELECTRIC MACHINES

#18
20250188874
2025-06-12

SYSTEMS AND METHODS OF DUAL-SPOOL POWER MANAGEMENT

#19
20250188867
2025-06-12

METHOD AND UNIT FOR CONTROLLING A MOTOR ASSEMBLY

#20
20250188866
2025-06-12

STEAM INJECTED TURBINE ENGINE STEAM GENERATION CONTROL

#21
20250137408
2025-05-01

SYSTEM FOR CONTROLLING A TURBINE

#22
20250121947
2025-04-17

ENERGY OPTIMIZATION FOR A HYBRID ELECTRIC ENGINE

#23
20250116204
2025-04-10

APPARATUS USING ROOT CAUSE ANALYSIS FOR PREDICTING BLADE DAMAGE AND METHOD THEREFOR

#24
20250043693
2025-02-06

IN-FLIGHT MEASURED PROPULSION MASS FLOW AND THRUST ON AIRCRAFT

#25
20250043691
2025-02-06

GAS TURBINE ENGINE HAVING OPTIMIZED ACCELERATION RATES BASED ON CLEARANCES

#26
20240418132
2024-12-19

System and method for synchrophasing a propulsion system using electric machines

#27
20240418131
2024-12-19

SYSTEM AND METHOD FOR EFFICIENTLY DETERMINING A PHASE SHIFT IN A PROPULSION SYSTEM

#28
20240418099
2024-12-19

INTEGRATED MACHINE SPEED SIGNAL WAVEFORM CAPTURE

#29
20240417101
2024-12-19

GAS TURBINE ENGINE WITH CLUTCH ASSEMBLY

#30
20240401490
2024-12-05

PROPULSION SYSTEM AND METHOD FOR OPERATION

#31
20240384688
2024-11-21

SYSTEMS AND METHODS FOR DETERMINING AND/OR CONTROLLING MOTOR THRUST AND ENGINE THRUST IN A PARALLEL HYBRID AIRCRAFT

#32
20240384687
2024-11-21

Gas turbine engine

#33
20240352895
2024-10-24

THERMAL ENERGY SYSTEM TO MINIMIZE OR ELIMINATE ROTOR BOW

#34
20240352872
2024-10-24

Thermal energy system to minimize or eliminate rotor bow

#35
20240287913
2024-08-29

GAS TURBINE ENGINE CONTROL SYSTEM

#36
20240247612
2024-07-25

Icing condition identification for gas turbine engine

#37
20240229724
2024-07-11

ENHANCED ENGINE MODEL FOR CONTROL AND HEALTH MONITORING

#38
20240218837
2024-07-04

Direct drive electrically-geared turbofan

#39
20240218836
2024-07-04

POWER AND THERMAL MANAGEMENT AND COORDINATED CONTROL OF AN INTEGRATED SYSTEM

#40
20240209778
2024-06-27

METHODS, SYSTEMS, AND APPARATUS TO CONTROL A FLUID PROVIDED TO COMPONENTS IN A FLUID PUMP OF A CLOSED LOOP SYSTEM

#41
20240208660
2024-06-27

Aircraft performance optimization based on engine performance monitoring

#42
20240167571
2024-05-23

DYNAMIC SEALING IN AN AIRCRAFT TURBINE ENGINE CONTROL VALVE

#43
20240125275
2024-04-18

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

#44
20240125271
2024-04-18

PUMP SYSTEMS HAVING DUAL-FUNCTION HEAT EXCHANGERS AND RELATED METHODS

#45
20240093645
2024-03-21

Rotor bow mitigation

#46
20240084739
2024-03-14

System for controlling a turbine

#47
20240026830
2024-01-25

Gas Turbine Firing Temperature Control With Air Injection System

#48
20240026828
2024-01-25

Method and system for determining aircraft engine inlet total pressure

#49
20240026817
2024-01-25

Water condition monitoring for hydrogen steam injected and inter-cooled turbine engine

#50
20240018912
2024-01-18

LOAD ADJUSTMENT METHOD, LOAD ADJUSTMENT DEVICE, AND PROGRAM

#51
20240018901
2024-01-18

Augmented drive of compressors via differential and multistage turbine

#52
20240003300
2024-01-04

In-flight engine re-start

#53
20230415914
2023-12-28

ADVANCE RATIO FOR SINGLE UNDUCTED ROTOR ENGINE

#54
20230415883
2023-12-28

Aircraft engine

#55
20230374945
2023-11-23

REMOTE UPDATES OF A GAS TURBINE ENGINE

#56
20230374944
2023-11-23

SYSTEMS AND METHODS OF DUAL-SPOOL POWER MANAGEMENT

#57
20230362255
2023-11-09

Gas turbine engine communication gateway with internal sensors

#58
20230358179
2023-11-09

Dispatch advisor for operating power plant with flexibility

#59
20230358169
2023-11-09

ACTIVE COMPRESSOR STALL RECOVERY

#60
20230332547
2023-10-19

AIRCRAFT HYBRID DUPLEX-TRIPLEX CONTROL ARCHITECTURE

#61
20230314254
2023-10-05

Method and apparatus for calibrating a torque sensor using the separation of calibrated and expected torque values

#62
20230296057
2023-09-21

Methods and systems for controlling an engine system of a vehicle

#63
20230294833
2023-09-21

Ice protection systems for aircraft

#64
20230280033
2023-09-07

Combustion quality spectrum

#65
20230251165
2023-08-10

Method and system for detecting a shaft shear event

#66
20230250762
2023-08-10

Use of particulate sensor in engine power assurance

#67
20230243302
2023-08-03

Method for monitoring and controlling a hybrid gas turbine system and system thereof

#68
20230228231
2023-07-20

BLEED FLOW ASSEMBLY FOR A GAS TURBINE ENGINE

#69
20230228214
2023-07-20

Bleed flow assembly for a gas turbine engine

#70
20230228213
2023-07-20

Bleed flow assembly for a gas turbine engine

#71
20230211884
2023-07-06

Systems and methods for reducing emissions with a fuel cell

#72
20230203994
2023-06-29

System and method for operating a multi-engine aircraft

#73
20230193832
2023-06-22

Determination of fuel characteristics

#74
20230193831
2023-06-22

Determination of fuel characteristics

#75
20230184175
2023-06-15

SYSTEMS AND METHODS FOR ALIGNING A GEARBOX OF A GAS TURBINE ENGINE

#76
20230184166
2023-06-15

Methods and systems for operating an aircraft engine

#77
20230175442
2023-06-08

Method and system for determining aircraft engine inlet total pressure

#78
20230175441
2023-06-08

SYSTEMS AND METHODS FOR COMMUNICATION FOR A DISTRIBUTED CONTROL MODULE

#79
20230160347
2023-05-25

Adaptive model predictive control for hybrid electric propulsion

#80
20230152149
2023-05-18

Vibration detection through correlation of nodal measurements of a physical quantity

#81
20230120679
2023-04-20

Gas turbine engine communication gateway with integral antennas

#82
20230099869
2023-03-30

Propulsion system of aircraft

#83
20230099744
2023-03-30

Systems and methods for determining and/or controlling motor thrust and engine thrust in a parallel hybrid aircraft

#84
20230096351
2023-03-30

FAN BLADE ASSEMBLY WITH MIDSPAN SHROUD

#85
20230095723
2023-03-30

TURBINE ENGINE WITH VARIABLE PITCH FAN

#86
20230090879
2023-03-23

On-board estimator effector drift detection in engine control

#87
20230080365
2023-03-16

System and method for operating a multi-engine aircraft

#88
20230070587
2023-03-09

Output power management for engines

#89
20230065656
2023-03-02

FLUID LINE SEGMENT FOR GAS TURBINE ENGINE

#90
20230045973
2023-02-16

Gas turbine engine system with motor-generator

#91
20230045047
2023-02-09

SYSTEM AND METHOD FOR SYNCHROPHASING AIRCRAFT ENGINES

#92
20230043822
2023-02-09

System for controlling a turbine

#93
20230042497
2023-02-09

Energy optimization for a hybrid electric engine

#94
20230033140
2023-02-02

SYSTEMS AND METHODS FOR ESTIMATING INTEGRITY AND EFFICIENCY OF AN INLET FILTRATION SYSTEM FOR TURBINE SYSTEMS AND FOR RECOMMENDING MITIGATION ACTIONS

#95
20230021870
2023-01-26

Radio frequency-based repeater in a waveguide system

#96
20230019363
2023-01-19

Damper system for an engine shaft

#97
20230013891
2023-01-19

In-flight measured propulsion mass flow and thrust on aircraft

#98
20230003173
2023-01-05

Remote updates of a gas turbine engine

#99
20220394093
2022-12-08

Gas turbine engine communication gateway with internal sensors

#100
20220389865
2022-12-08

Power generation apparatus and power system

#101
20220389828
2022-12-08

Warm start control of an active clearance control for a gas turbine engine

#102
20220371745
2022-11-24

Apparatus, method and computer program for monitoring an aircraft engine

#103
20220349353
2022-11-03

GAS TURBINE ENGINE COMMUNICATION DATA MANAGEMENT FUNCTION

#104
20220349352
2022-11-03

Dispatch advisor for operating power plant with flexibility

#105
20220349341
2022-11-03

Augmented drive of compressors via differential and multistage turbine

#106
20220333527
2022-10-20

Dynamic optimization of system efficiency for an integrated hydrogen-electric engine

#107
20220316406
2022-10-06

Systems and methods utilizing gas temperature as a power source

#108
20220316405
2022-10-06

Systems and methods utilizing gas temperature as a power source

#109
20220298971
2022-09-22

METHOD FOR PROTECTING AN AIRCRAFT ENGINE ON SPIN-UP

#110
20220269841
2022-08-25

SYSTEM AND METHOD FOR MONITORING AND DIAGNOSIS OF ENGINE HEALTH USING A SNAPSHOT-CEOD BASED APPROACH

#111
20220268218
2022-08-25

Method and system for controlling idle speed and drawing of power generated by an aircraft engine

#112
20220252014
2022-08-11

Automated engine vibration monitoring and control system

#113
20220252007
2022-08-11

ACTIVE COMPRESSOR STALL RECOVERY

#114
20220243664
2022-08-04

Direct drive electrically-geared turbofan

#115
20220231577
2022-07-21

Method for regulating the acceleration of a turbomachine

#116
20220216910
2022-07-07

Gas turbine engine communication gateway with internal sensors

#117
20220190861
2022-06-16

Radio frequency waveguide communication in high temperature environments

#118
20220186670
2022-06-16

Method and system for reducing cross-shaft vibrations

#119
20220179375
2022-06-09

HUMAN-MACHINE INTERFACE WITH IMAGING APPLICATION

#120
20220171348
2022-06-02

Machine control based on automated learning of subordinate control skills

#121
20220154647
2022-05-19

Method and system for glow plug operation

#122
20220136446
2022-05-05

TEMPERATURE SENSING FOR TORCH IGNITION SYSTEMS

#123
20220099032
2022-03-31

System for controlling a turbine

#124
20220097864
2022-03-31

AIRCRAFT PERFORMANCE OPTIMIZATION BASED ON ENGINE PERFORMANCE MONITORING

#125
20220090515
2022-03-24

System and method for determining high oil consumption in gas turbine engine

#126
20220065175
2022-03-03

COMPRESSOR STALL MITIGATION

#127
20220065174
2022-03-03

Systems and methods for determining and/or controlling motor thrust and engine thrust in a parallel hybrid aircraft

#128
20220063826
2022-03-03

IN-FLIGHT HYBRID ELECTRIC ENGINE SHUTDOWN

#129
20220063825
2022-03-03

Hybrid electric aircraft engine

#130
20220063819
2022-03-03

PROPULSION SYSTEM FOR AN AIRCRAFT

#131
20220063792
2022-03-03

Pitch angles of an aircraft engine rotor assembly

#132
20220042465
2022-02-10

Aircraft hybrid propulsion system

#133
20220025823
2022-01-27

Hybrid electric fan with stall free low pressure compressor

#134
20220025816
2022-01-27

SYSTEM FOR COOLING AN AIRCRAFT TURBOJET ENGINE

#135
20220010737
2022-01-13

Method and system for controlling a turbomachine with control saturations management

#136
20210397614
2021-12-23

COMPUTER-IMPLEMENTED METHODS

#137
20210388771
2021-12-16

Adaptive filtering method

#138
20210381428
2021-12-09

COMPRESSED AIR ENERGY STORAGE POWER GENERATION DEVICE AND COMPRESSED AIR ENERGY STORAGE POWER GENERATION METHOD

#139
20210372295
2021-12-02

Turbine engine operational testing

#140
20210371132
2021-12-02

VEHICLE PROPULSION CONTROL SYSTEMS, VEHICLES INCLUDING THE SAME, AND ASSOCIATED METHODS OF REGULATING THE OPERATION OF A PLURALITY OF ENGINES OF A VEHICLE

#141
20210348567
2021-11-11

Adaptive boosting algorithm-based turbofan engine direct data-driven control method

#142
20210345021
2021-11-04

Remote communication and powered sensing/control/identification devices using high temperature compatible semiconductor materials

#143
20210341918
2021-11-04

Vehicle control with functional redundancy

#144
20210340884
2021-11-04

Hybrid power generation systems

#145
20210339867
2021-11-04

Layered fuselage shield

#146
20210324792
2021-10-21

MICRO GAS TURBINE SYSTEMS AND USES THEREOF

#147
20210324758
2021-10-21

Multi-engine coordination during gas turbine engine motoring

#148
20210317791
2021-10-14

Gas turbine firing temperature control with air injection system

#149
20210310409
2021-10-07

State determining device, operation controlling device, gas turbine, and state determining method

#150
20210301737
2021-09-30

Gas turbine engine operating schedules for optimizing ceramic matrix composite component life

#151
20210301734
2021-09-30

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

#152
20210301732
2021-09-30

Start-up system and method for rotor bow mitigation

#153
20210285381
2021-09-16

SYSTEM AND METHOD FOR ENGINE PRE-SHUTDOWN MOTORING

#154
20210281078
2021-09-09

Systems and methods for improved rate of change of frequency ride-through in electric power systems

#155
20210250081
2021-08-12

Radio frequency-based repeater in a waveguide system

#156
20210246836
2021-08-12

Thermal management system

#157
20210246830
2021-08-12

Gas turbine module ventilation system having a controllable baffle vane

#158
20210222632
2021-07-22

GAS TURBINE ENGINE

#159
20210222628
2021-07-22

Gas turbine engine with clutch assembly

#160
20210222575
2021-07-22

Gas turbine engine outlet guide vane assembly

#161
20210216431
2021-07-15

Upgrade evaluation method and upgrade evaluation device

#162
20210215104
2021-07-15

METHOD AND SYSTEM FOR CONTROLLING OPERATION OF AN ENGINE USING AN ENGINE CONTROLLER

#163
20210189973
2021-06-24

Bumpless transfer fault tolerant control method for aero-engine under actuator fault

#164
20210179294
2021-06-17

System and method for testing engine performance in-flight

#165
20210159969
2021-05-27

Radio frequency-based repeater in a waveguide system

#166
20210159930
2021-05-27

Radio frequency waveguide communication in high temperature environments

#167
20210156315
2021-05-27

METHOD AND SYSTEM FOR EVALUATING THE TECHNICAL CONDITION OF GAS TURBINE ASSEMBLIES

#168
20210156314
2021-05-27

METHOD FOR ACTIVE FAULT TOLERANT CONTROL OF TURBOFAN ENGINE CONTROL SYSTEM

#169
20210148246
2021-05-20

Core rub diagnostics in engine fleet

#170
20210131354
2021-05-06

Methods and systems for detection of control sensor override

#171
20210108575
2021-04-15

System and method for control for unducted engine

#172
20210108572
2021-04-15

ADVANCE RATIO FOR SINGLE UNDUCTED ROTOR ENGINE

#173
20210108571
2021-04-15

Aircraft bleed air systems and methods

#174
20210108569
2021-04-15

GAS TURBINE ENGINE WITH CLUTCH ASSEMBLY

#175
20210108518
2021-04-15

Mount for an airfoil

#176
20210102491
2021-04-08

Device for temporarily increasing turbomachine power

#177
20210062726
2021-03-04

System and method for synchrophasing aircraft engines

#178
20210062715
2021-03-04

Rotor system and control method thereof, as well as gas turbine generator set and control method thereof

#179
20210062681
2021-03-04

Systems and methods for proactive operation of process facilities based on historical operations data

#180
20210054809
2021-02-25

Multistage gas turbine engine with differential drive of compressor

#181
20210054788
2021-02-25

Augmented drive of compressors via differential and multistage turbine

#182
20210054782
2021-02-25

POWER SYSTEM FOR ROTARY WING AIRCRAFT

#183
20210040896
2021-02-11

Gas turbine engine spool coupling

#184
20210010393
2021-01-14

Single-shaft combined cycle plant, testing method for single-shaft combined cycle plant, and control device for single-shaft combined cycle plant

#185
20200412453
2020-12-31

Optical interface and distributed fiber optic communication network for controlling a gas turbine engine and method

#186
20200409792
2020-12-31

Data configuration management system for an engine

#187
20200408105
2020-12-31

Control of power generation system by visually monitoring component during operation

#188
20200378271
2020-12-03

Gas turbine engine communication gateway with integral antennas

#189
20200362766
2020-11-19

Gas turbine engine with dynamic data recording

#190
20200362753
2020-11-19

System and method for operating multi-engine rotorcraft

#191
20200354076
2020-11-12

Wireless engine monitoring system for environmental emission control and aircraft networking

#192
20200347788
2020-11-05

METHODS OF MONITORING VIBRATION AND TRIM BALANCE USING SPEED PROBES

#193
20200347787
2020-11-05

Adaptive model predictive control for hybrid electric propulsion

#194
20200332723
2020-10-22

Method and a device for estimating the health of a power plant of an aircraft having at least one engine and a cloggable filter filtering air upstream from the engine

#195
20200332722
2020-10-22

Remote updates of a gas turbine engine

#196
20200332675
2020-10-22

Self-healing remote dynamic data recording

#197
20200325831
2020-10-15

Combustor and gas turbine

#198
20200302705
2020-09-24

Signal response monitoring for turbine engines

#199
20200301392
2020-09-24

Method for simulating an N1 and N2 speed vibration composite input for development and/or model based testing of engine control hardware and embedded software

#200
20200300176
2020-09-24

Method and system for setting power of an aircraft engine

#201
20200291872
2020-09-17

Fuel control device, combustor, gas turbine, fuel control method, and program

#202
20200278671
2020-09-03

Operation/maintenance management method, program, and operation/maintenance management system

#203
20200277084
2020-09-03

Wireless engine monitoring system for environmental emission control and aircraft networking

#204
20200271011
2020-08-27

Method and system for engine operation

#205
20200269989
2020-08-27

Methods and systems for controlling operation of aircraft engines

#206
20200265361
2020-08-20

Plant evaluation system, plant evaluation method, and program

#207
20200255159
2020-08-13

System and method for operating engines of an aircraft in an asymmetric operating regime

#208
20200248633
2020-08-06

Gas turbine engine with a microwave generator

#209
20200248630
2020-08-06

Method and system of connecting a turbine engine gearbox to engine core

#210
20200248623
2020-08-06

System and method for detecting inlet temperature distortion of an engine

#211
20200240329
2020-07-30

Method of starting a gas turbine engine including a bowed-rotor cooling phase

#212
20200239151
2020-07-30

Alternating starter use during multi-engine motoring

#213
20200217218
2020-07-09

Deep learning regulation and control and assembly method and device for large-scale high-speed rotary equipment based on dynamic vibration response properties

#214
20200182160
2020-06-11

Device for automatically regulating aircraft power plant gas generator and free turbine speeds as a function of heating, electricity generation, noise emission, and fuel consumption

#215
20200173372
2020-06-04

Method and a system for stopping a gas turbine, and a vehicle

#216
20200173300
2020-06-04

Power system with a coordinated power draw

#217
20200165982
2020-05-28

Thermal management system

#218
20200165976
2020-05-28

Apparatus, assemblies, and methods for mitigating thermal bow in the rotor of an engine at start-up

#219
20200149480
2020-05-14

Shaft resonance control

#220
20200148376
2020-05-14

Hybrid flight vehicle

#221
20200145738
2020-05-07

Remote communication and powered sensing/control/identification devices using high temperature compatible semiconductor materials

#222
20200141314
2020-05-07

GAS TURBINE ENGINE

#223
20200136936
2020-04-30

System for active data acquisition management in a gas turbine engine

#224
20200103314
2020-04-02

MULTI-VARIABLE OPTIMISATION METHOD AND SYSTEM

#225
20200089228
2020-03-19

Vehicle control with functional redundancy

#226
20200072130
2020-03-05

Efficiency-based machine control

#227
20200063658
2020-02-27

Compressed air storage power generation device

#228
20200047904
2020-02-13

Distributed control and monitoring system for multiple platforms

#229
20200047903
2020-02-13

Distributed control and monitoring system for multiple platforms

#230
20200047902
2020-02-13

Distributed control and monitoring system for multiple platforms

#231
20200025130
2020-01-23

Optimal thrust control of an aircraft engine

#232
20200003074
2020-01-02

Phonic wheel with output voltage tuning

#233
20190391540
2019-12-26

Distributed optimal control of an aircraft propulsion system

#234
20190383217
2019-12-19

Oil thermal management system for cold weather operations of a gas turbine engine

#235
20190376410
2019-12-12

System and method for turbomachinery blade diagnostics via discrete markings

#236
20190353104
2019-11-21

Hybrid electric fan with improved low pressure compressor

#237
20190338703
2019-11-07

Method for shutting down a gas turbine and a steam turbine of a combined cycle power plant at the same time

#238
20190264692
2019-08-29

Control device and control method for rotary machine, and rotary machine unit equipped with control device

#239
20190257247
2019-08-22

Thermal management system

#240
20190248505
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