ClassID:

139243

F02C9/52 - CPC Classification

Classification description:

Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants; Control of fuel supply conjointly with another control of the plant with control of working fluid flow by bleeding or by-passing the working fluid

Recent Application in this class:
#1
20250334085
2025-10-30

EXHAUST NOZZLE ASSEMBLY FOR AN AIRCRAFT PROPULSION SYSTEM

#2
20250264061
2025-08-21

OPERATION METHOD FOR GAS TURBINE AND CONTROL DEVICE FOR GAS TURBINE

#3
20250188881
2025-06-12

SYSTEMS AND METHODS FOR OFF-GRID VALIDATION TESTING WITH UNDERSIZED LOAD COMPRESSOR

#4
20250172091
2025-05-29

SYSTEM FOR PURGING A FUEL HAVING REACTIVE GAS

#5
20250146427
2025-05-08

Turbomachine for an aircraft

#6
20240401523
2024-12-05

AIR RECUPERATED ENGINE WITH AIR REINJECTION

#7
20240209802
2024-06-27

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

#8
20240102417
2024-03-28

Air recuperated engine with air reinjection

#9
20240102388
2024-03-28

Valve position control

#10
20240026831
2024-01-25

Systems and methods for controlling fuel coke formation

#11
20230399987
2023-12-14

Gas turbine control method, storage medium storing gas turbine control program, gas turbine control device, and gas turbine facility

#12
20230193839
2023-06-22

METHODS AND SYSTEMS FOR EXTENDING AN OPERATING WINDOW OF A GAS TURBINE ENGINE

#13
20220397065
2022-12-15

Means for handling gaseous fuel

#14
20220243669
2022-08-04

Methods and systems for detecting and responding to an engine disturbance

#15
20220228532
2022-07-21

Combustion control device for gas turbine, combustion control method, and program

#16
20220213838
2022-07-07

Air system switching system to allow aero-engines to operate in standby mode

#17
20220154602
2022-05-19

VALVE POSITION CONTROL

#18
20220049660
2022-02-17

Systems and methods for controlling a bleed-off valve of a gas turbine engine

#19
20210388774
2021-12-16

Method and system for operating a gas turbine engine

#20
20210293155
2021-09-23

Coal plant supplementary air and exhaust injection systems and methods of operation

#21
20210254550
2021-08-19

Gas turbine energy supplementing systems and heating systems, and methods of making and using the same

#22
20210222587
2021-07-22

Externally replaceable valve assembly for a turbine engine

#23
20210156308
2021-05-27

Combined heat and power system

#24
20210054789
2021-02-25

Turbine control system

#25
20210054765
2021-02-25

Valve position control

#26
20200318543
2020-10-08

Method and system for predicting replacement time of cartridge of air processing unit

#27
20200309040
2020-10-01

Operation control device and operation control method for single shaft gas turbine and program therefor

#28
20200309038
2020-10-01

Air system switching system to allow aero-engines to operate in standby mode

#29
20200300127
2020-09-24

Coal plant supplementary air and exhaust injection systems and methods of operation

#30
20200284207
2020-09-10

Fuel control system

#31
20200182081
2020-06-11

Static take-off port

#32
20200158028
2020-05-21

Apparatus and method for evacuating very large volumes

#33
20190376453
2019-12-12

Method and a system for characterizing the fuel on board an aircraft

#34
20190309689
2019-10-10

Systems and methods for power turbine governing

#35
20190301293
2019-10-03

Duct assembly and method of forming

#36
20190277194
2019-09-12

Adjustable snap action passive inline air valve

#37
20190112981
2019-04-18

Control method for controlling an air intake system which supplies air to an engine of a vehicle

#38
20190101063
2019-04-04

Method and system for operating a gas turbine engine

#39
20190072038
2019-03-07

Gas turbine energy supplementing systems and heating systems, and methods of making and using the same

#40
20190010876
2019-01-10

Integrated fuel and bleed system control architecture

#41
20180298779
2018-10-18

Combined cycle plant and method for controlling operation of combine cycle plant

#42
20180291806
2018-10-11

Compressor discharge system

#43
20180266334
2018-09-20

Systems and methods for closed loop control of OBB valve for power generation systems

#44
20180266332
2018-09-20

Systems and methods for controlling overboard bleed heat of a turbine inlet filter

#45
20180216539
2018-08-02

Pneumatically-actuated bypass valve

#46
20180163639
2018-06-14

System and method for monitoring hot gas path hardware life

#47
20180100442
2018-04-12

Systems and Methods to Control Performance Via Control of Compressor OLL Protection Actions

#48
20180073441
2018-03-15

Load estimation for a twin-engine helicopter

#49
20180058462
2018-03-01

GAS TURBINE ENGINE COMPRESSOR SURGE AVOIDANCE CONTROL SYSTEM AND METHOD

#50
20180058339
2018-03-01

Systems and methods to improve shut-down purge flow in a gas turbine system

#51
20180041152
2018-02-08

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

#52
20180030903
2018-02-01

Operation method for improving partial load efficiency in a gas turbine and gas turbine with improved partial load efficiency

#53
20170370291
2017-12-28

System and method of cooling a turbine engine

#54
20170204789
2017-07-20

System for supplying pressured air installed in an aircraft turbine engine including sealing means

#55
20170204788
2017-07-20

Gas turbine with an air bleeder tube

#56
20170175651
2017-06-22

Modelling probabilistic control in gas turbine tuning for power output-emissions parameters, related control systems, computer program products and methods

#57
20170167390
2017-06-15

Fuel control system

#58
20170152796
2017-06-01

Gas turbine energy supplementing systems and heating systems, and methods of making and using the same

#59
20170138201
2017-05-18

Cooling device, gas turbine installation provided with same, and method for operating cooling device

#60
20170121028
2017-05-04

Enhancing engine performance to improve fuel consumption based on atmospheric ice particles

#61
20170089269
2017-03-30

System and method for operating a gas turbine

#62
20170089268
2017-03-30

Gas turbine combustion control device and combustion control method and program therefor

#63
20170074175
2017-03-16

Gas turbine combustion control device and combustion control method and program therefor

#64
20160341066
2016-11-24

Gas turbine engine uncontrolled high thrust accommodation system and method

#65
20160273457
2016-09-22

Partial-load operation of a gas turbine with an adjustable bypass flow channel

#66
20160273450
2016-09-22

Self-actuated, in-line bleed valve

#67
20160273404
2016-09-22

Power generation system having compressor creating excess air flow and turbo-expander using same

#68
20160258327
2016-09-08

Systems and methods for turbine system operation in low ambient temperatures

#69
20160186667
2016-06-30

Gas turbine engine with two-spool fan and variable vane turbine

#70
20160069277
2016-03-10

Turboshaft engine control

#71
20160010564
2016-01-14

Bleed valve assembly

#72
20160003155
2016-01-07

Two-shaft gas turbine

#73
20150345403
2015-12-03

Model-based optimal control for stall margin limit protection in an aircraft engine

#74
20150292416
2015-10-15

Gas turbine power generation equipment

#75
20150285143
2015-10-08

Combined ball valve for compressor bleed air and methods

#76
20150226133
2015-08-13

Gas turbine load control system

#77
20150176590
2015-06-25

Flow outlet

#78
20140331685
2014-11-13

Gas dosage control for gas engine

#79
20140260264
2014-09-18

System for controlling a flow rate of a compressed working fluid to a combustor fuel injector

#80
20140248121
2014-09-04

Aircraft power system

#81
20140245749
2014-09-04

Nacelle anti-ice valve utilized as compressor stability bleed valve during starting

#82
20140182307
2014-07-03

System and method for expanding a compressor bleed flow

#83
20140165583
2014-06-19

Bleed valve override schedule on off-load transients

#84
20140093350
2014-04-03

Real time model based compressor control

#85
20140075952
2014-03-20

Method for the elimination of rotational stall in a turbine engine

#86
20140069105
2014-03-13

Compressor surge prevention digital system

#87
20140053572
2014-02-27

Gas turbine with an air bleeder tube

#88
20130255273
2013-10-03

Systems and methods for a gas turbine combustor having a bleed duct

#89
20130131951
2013-05-23

System and method of monitoring turbine engines

#90
20130104522
2013-05-02

GAS TURBINE ENGINE WITH VARIABLE PITCH FIRST STAGE FAN SECTION

#91
20130104521
2013-05-02

Gas turbine engine with two-spool fan and variable vane turbine

#92
20130051426
2013-02-28

Device for measuring temperature in a primary stream flow passage of a bypass turbojet

#93
20120151935
2012-06-21

GAS TURBINE ENGINE AND METHOD OF OPERATING THEREOF

#94
20120023966
2012-02-02

Power plant start-up method and method of venting the power plant

#95
20110301822
2011-12-08

Method and system for controlling a gas turbine and a gas turbine including such a system

#96
20110265486
2011-11-03

COMBUSTION SYSTEM WITH VARIABLE PRESSURE DIFFERENTIAL FOR ADDITIONAL TURNDOWN CAPABILITY OF A GAS TURINE ENGINE

#97
20110191004
2011-08-04

Gas turbine control method and device

#98
20110061381
2011-03-17

Multi-stage turbocharging system with thermal bypass

#99
20110056180
2011-03-10

Gas turbine control device

#100
20110023446
2011-02-03

Gas turbine engine

#101
20110016878
2011-01-27

System and method for a gas turbine combustor having a bleed duct from a diffuser to a fuel nozzle

#102
20100232953
2010-09-16

Hybrid compressor

#103
20100199680
2010-08-12

Gas turbine control method and device

#104
20100000222
2010-01-07

Controlling a gas turbine engine with a transient load

#105
20090294593
2009-12-03

Device for protection against icing for aircraft engines and related de-icing method

#106
20090158702
2009-06-25

Method for controlling the load variations in a gas turbine

#107
20090053036
2009-02-26

Systems and Methods for Extending Gas Turbine Emissions Compliance

#108
20080112795
2008-05-15

Dual interstage cooled engine

#109
20070234738
2007-10-11

Self-actuating bleed valve for gas turbine engine

#110
20070180812
2007-08-09

Approach to extending life of gas turbine engine

#111
20060059920
2006-03-23

Method of balancing the supply of bleed air from a plurality of engines

#112
20060026963
2006-02-09

Approach to extending life of gas turbine engine

#113
20060021354
2006-02-02

Apparatus and method for gas turbine engine fuel/air premixer exit velocity control

#114
20050262849
2005-12-01

Gas turbine control apparatus and gas turbine system using the same

#115
20050187676
2005-08-25

Approach to extending life of gas turbine engine

#116
20050086942
2005-04-28

Approach to extending life of gas turbine engine

#117
20050066664
2005-03-31

Gas turbine installation including a compressed air humidifier and method

#118
19277730
2026-02-17

Gas turbine engine having a thrust reverser system with drag link connectors at inter-compressor frame structure

#119
19063927
2026-01-06

Sensing of isolator shock systems

#120
18904832
2026-02-24

Inlet bleed diversion through rotating detonation rocket engine

#121
18651069
2025-10-28

Exhaust nozzle assembly for an aircraft propulsion system

#122
15213952
2019-01-29

Valve with valve member cooling