ClassID:

145665

F05D2270/20 - CPC Classification

Classification description:

Control; Purpose of the control system to optimize the performance of a machine

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

CONTROL SYSTEM

#2
20260139606
2026-05-21

FAN WITH VARIABLE DEPTH GROOVE CASING TREATMENT

#3
20260126017
2026-05-07

GAS TURBINE ENGINE AND METHOD OF OPERATING

#4
20250320832
2025-10-16

MACHINE LEARNED AERO-THERMODYNAMIC ENGINE INLET CONDITION SYNTHESIS

#5
20250264062
2025-08-21

COMBUSTION APPARATUS FOR A GAS TURBINE ENGINE

#6
20250243803
2025-07-31

GAS TURBINE SYSTEM, IN PARTICULAR FOR AN ELECTRICALLY DRIVEN MOTOR VEHICLE, AND MOTOR VEHICLE AND METHOD

#7
20250223912
2025-07-10

MONITORING COMPRESSOR PERFORMANCE

#8
20250198326
2025-06-19

VARIABLE GEOMETRY TURBOCHARGER (VGT) DURABILITY BY AVOIDING EXCESSIVE FORCE ON ONE OR MORE COMPONENTS OF THE VGT

#9
20250164103
2025-05-22

POSITIONAL CONTROL OF FUEL INJECTION INTO GAS TURBINE COMBUSTORS

#10
20240401538
2024-12-05

ELECTRIC ENHANCED TRANSMISSION FOR MULTI-SPOOL LOAD-SHARING TURBOFAN ENGINE

#11
20240084709
2024-03-14

Clearance design process and strategy with CCA-ACC optimization for EGT and performance improvement

#12
20230332549
2023-10-19

Fuel temperature control system

#13
20230304449
2023-09-28

METHOD AND SYSTEM FOR CONFIGURING OPERATION OF AN ENGINE

#14
20230258102
2023-08-17

Probe placement optimization in gas turbine engines

#15
20230250765
2023-08-10

Methods and systems for tuning a gas turbine engine

#16
20230243302
2023-08-03

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

#17
20230160347
2023-05-25

Adaptive model predictive control for hybrid electric propulsion

#18
20230129537
2023-04-27

Method for operating an electronically controlled pump assembly

#19
20230061958
2023-03-02

Apparatus for optimal loadsharing between parallel gas compressors

#20
20230055438
2023-02-23

Gaseous fuel leakage from fuel system manifold to engine

#21
20220341340
2022-10-27

Systems and methods for controlling blade tip clearances

#22
20220333535
2022-10-20

Engine and propeller control system

#23
20220298969
2022-09-22

METHOD AND SYSTEM FOR POWER PRODUCTION WITH IMPROVED EFFICIENCY

#24
20220228503
2022-07-21

Clearance design process and strategy with CCA-ACC optimization for EGT and performance improvement

#25
20220205394
2022-06-30

Electric enhanced transmission for multi-spool load-sharing turbofan engine

#26
20220145905
2022-05-12

Systems And Methods For Increasing The Efficiency Of Axial Ducted Fans

#27
20220112841
2022-04-14

Turbofan gas turbine engine

#28
20220065126
2022-03-03

Probe placement optimization in gas turbine engines

#29
20220055763
2022-02-24

Variable cycle compensation in a gas turbine engine

#30
20220025823
2022-01-27

Hybrid electric fan with stall free low pressure compressor

#31
20210262398
2021-08-26

GAS TURBINE ENGINE STALL MARGIN MANAGEMENT

#32
20210249978
2021-08-12

Turbomachine with an electric machine assembly and method for operation

#33
20210246839
2021-08-12

Method for operating a gas turbine plant with gaseous fuel

#34
20210246836
2021-08-12

Thermal management system

#35
20210215105
2021-07-15

Plant operation method, control device, and program

#36
20210189964
2021-06-24

Method and apparatus for cooling water system optimization

#37
20210102502
2021-04-08

Method and system for configuring operation of an engine

#38
20210071590
2021-03-11

Controller and method

#39
20200392911
2020-12-17

System and method for generating power

#40
20200386121
2020-12-10

Control of power generation system with water level calibration for pressure vessel

#41
20200362768
2020-11-19

Variable area turbine nozzle and method

#42
20200361621
2020-11-19

Precision operator for an aircraft autothrottle or autopilot system with engine performance adjust

#43
20200347787
2020-11-05

Adaptive model predictive control for hybrid electric propulsion

#44
20200347743
2020-11-05

Parallel hybrid propulsion system

#45
20200332675
2020-10-22

Self-healing remote dynamic data recording

#46
20200318544
2020-10-08

Method and system for power production with improved efficiency

#47
20200256260
2020-08-13

Method and apparatus for the start-up and control of pulse combustors using selective injector operation

#48
20200248622
2020-08-06

Machine learned aero-thermodynamic engine inlet condition synthesis

#49
20200244199
2020-07-30

Turbomachine with an electric machine assembly and method for operation

#50
20200240331
2020-07-30

Electric enhanced transmission for multi-spool load-sharing turbofan engine

#51
20200191058
2020-06-18

Fuel systems having reduced bypass flow

#52
20200182080
2020-06-11

Methods and apparatus for reducing flow distortion at engine fans of nacelles

#53
20200173300
2020-06-04

Power system with a coordinated power draw

#54
20200165984
2020-05-28

Integrated propeller and engine controller

#55
20200165983
2020-05-28

Engine and propeller control system

#56
20200165982
2020-05-28

Thermal management system

#57
20200165974
2020-05-28

Waste heat recovery system

#58
20200141330
2020-05-07

Control system for a gas turbine engine

#59
20200123927
2020-04-23

Model predictive control sub-system hydraulic flow management

#60
20200123926
2020-04-23

Model predictive control sub-system power management

#61
20200103314
2020-04-02

MULTI-VARIABLE OPTIMISATION METHOD AND SYSTEM

#62
20200095933
2020-03-26

Signal processing for variable geometry mechanism control

#63
20200088112
2020-03-19

Model-based control system and method for a turboprop engine

#64
20200079517
2020-03-12

Variable cycle compensation in a gas turbine engine

#65
20200072130
2020-03-05

Efficiency-based machine control

#66
20200032670
2020-01-30

Systems and methods for fan blade de-icing

#67
20200025130
2020-01-23

Optimal thrust control of an aircraft engine

#68
20200025019
2020-01-23

Systems and methods for controlling blade tip clearances

#69
20200011182
2020-01-09

METHOD FOR MODIFYING A TURBINE

#70
20190376453
2019-12-12

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

#71
20190368368
2019-12-05

Method for controlling a turbomachine valve

#72
20190353104
2019-11-21

Hybrid electric fan with improved low pressure compressor

#73
20190323494
2019-10-24

Method for operating an electronically controlled pump assembly

#74
20190292932
2019-09-26

Systems and methods for active clearance control based on selected operating mode

#75
20190211770
2019-07-11

Control of combustion engine shut down

#76
20190195143
2019-06-27

System and method for estimation of gas fuel lower heating value using energy balances and parametric error modeling

#77
20190195093
2019-06-27

Generating steam turbine performance maps

#78
20190186382
2019-06-20

Automated tuning of gas turbine combustion systems

#79
20190186357
2019-06-20

GAS TURBINE ENGINE WITH FAN TIED COMPRESSOR

#80
20190186287
2019-06-20

Power-generation Turbine Including Resonator-based Diagnostics

#81
20190165708
2019-05-30

Turbomachine with an electric machine assembly and method for operation

#82
20190136768
2019-05-09

MULTI-SHAFT GAS TURBINE ENGINE

#83
20190093570
2019-03-28

COMBUSTION DEVICE AND GAS TURBINE

#84
20190093514
2019-03-28

Casing position adjustment device

#85
20190073619
2019-03-07

Methods and systems for optimizing filter change interval

#86
20190063370
2019-02-28

GAS TURBINE ENGINE

#87
20190048796
2019-02-14

TURBINE CLEARANCE CONTROL SYSTEM AND METHOD FOR IMPROVED VARIABLE CYCLE GAS TURBINE ENGINE FUEL BURN

#88
20190047715
2019-02-14

Precision operator for an aircraft autothrottle or autopilot system with engine performance adjust

#89
20190032557
2019-01-31

System and method for variable geometry mechanism control

#90
20190010921
2019-01-10

Power reduction in a plurality of wind power plants in a wind farm

#91
20190010894
2019-01-10

Gas turbine having a high-speed low-pressure turbine and a turbine case

#92
20190010821
2019-01-10

SYSTEMS AND METHODS FOR VIRTUAL CLEARANCE MEASUREMENT IN A GAS TURBINE

#93
20180371945
2018-12-27

System and method for supplying lubrication fluid to at least one member of an aircraft propulsion assembly

#94
20180363491
2018-12-20

Methods and apparatus for reducing flow distortion at engine fans of nacelles

#95
20180334957
2018-11-22

METHOD AND APPARATUS FOR OPERATING A GAS TURBINE USING WET COMBUSTION

#96
20180328215
2018-11-15

METHOD AND DEVICE FOR CONTROLLING BLADE OUTER AIR SEALS

#97
20180291807
2018-10-11

Systems and methods of power allocation for hybrid electric architecture

#98
20180284707
2018-10-04

Gas turbine dispatch optimizer real-time command and operations

#99
20180283288
2018-10-04

Operation control method and upgrade method for gas turbine, and setting change method for gas turbine control system

#100
20180274383
2018-09-27

Systems and methods for controlling a power generation system

#101
20180268288
2018-09-20

Neural Network for Steady-State Performance Approximation

#102
20180258865
2018-09-13

Methods and apparatus for closed-loop control of a gas turbine

#103
20180245519
2018-08-30

System and method for predicting and enhancing power plant startup time

#104
20180223737
2018-08-09

Humid air turbine

#105
20180223695
2018-08-09

Generating steam turbine performance maps

#106
20180223684
2018-08-09

Thrust rating dependent active tip clearance control system

#107
20180181145
2018-06-28

Method for operating at least one pump assembly of a multitude of pump assemblies

#108
20180149092
2018-05-31

CONTROL TECHNOLOGIES FOR TURBINE ENGINE WITH INTEGRATED INLET PARTICLE SEPARATOR AND INFRARED SUPPRESSION SYSTEM

#109
20180112603
2018-04-26

Power plant thrust management system for turboprop engines

#110
20180073434
2018-03-15

Method and system for power production with improved efficiency

#111
20180058220
2018-03-01

Stator with adjustable vanes for the compressor of an axial turbine engine

#112
20180017020
2018-01-18

Turbine engines with variable area nozzle

#113
20180017019
2018-01-18

TURBOFAN ENGINE WTH A SPLITTERED ROTOR FAN

#114
20170370285
2017-12-28

Gas turbine engine with high speed low pressure turbine section

#115
20170328231
2017-11-16

TURBINE CLEARANCE CONTROL SYSTEM AND METHOD FOR IMPROVED VARIABLE CYCLE GAS TURBINE ENGINE FUEL BURN

#116
20170292399
2017-10-12

Active clearance control for a turbine and case

#117
20170268374
2017-09-21

System and method for actuating gas turbine engine components using integrated jamming devices

#118
20170159562
2017-06-08

Two-Shaft Gas Turbine Having Steam Injection Mechanism

#119
20170159483
2017-06-08

High response turbine tip clearance control system

#120
20170089577
2017-03-30

Method and system for igniter health monitoring in a gas turbine engine

#121
20170058781
2017-03-02

Turbine inter-spool energy transfer system

#122
20170058715
2017-03-02

Control system for managing steam turbine rotor stress and method of use

#123
20170051681
2017-02-23

METHOD FOR OPERATING A POWER PLANT

#124
20170044989
2017-02-16

GAS TURBINE ENGINE STALL MARGIN MANAGEMENT

#125
20160356280
2016-12-08

Engine speed optimization as a method to reduce APU fuel consumption

#126
20160347463
2016-12-01

Adaptive aircraft engine and aircraft having an adaptive engine

#127
20160332743
2016-11-17

Technique for optimizing engine performance using fuel temperature

#128
20160326965
2016-11-10

METHOD FOR CONTROLLING THE TEMPERATURE OF A GAS TURBINE DURING A SHUTDOWN

#129
20160237899
2016-08-18

Gas turbine lubrication systems

#130
20160201575
2016-07-14

Actuator to valve calibration of a fuel control valve assembly

#131
20160169026
2016-06-16

Tip clearance control for turbine blades

#132
20160160676
2016-06-09

Gas turbine engine variable stator vane

#133
20160146119
2016-05-26

Gas turbine engine optimization control device

#134
20160146116
2016-05-26

Method for optimizing the control of a free turbine power package for an aircraft, and control for implementing same

#135
20160138523
2016-05-19

Optimal thrust control of an aircraft engine

#136
20160123239
2016-05-05

Automated tuning of gas turbine combustion systems

#137
20160084233
2016-03-24

Systems and methods for validating wind farm performance measurements

#138
20160047269
2016-02-18

Smart active clearance control between a rotor blade and a shroud

#139
20160024961
2016-01-28

Turbine of a turbocompound engine with variable load and a controller thereof

#140
20160010551
2016-01-14

Method and system for power production with improved efficiency

#141
20150369138
2015-12-24

Engine health monitoring and power allocation control for a turbine engine using electric generators

#142
20150367950
2015-12-24

Hybrid turbo electric aero-propulsion system control

#143
20150322874
2015-11-12

POWER GENERATION SYSTEMS AND METHODS

#144
20150292365
2015-10-15

Double pinch criterion for optimization of regenerative rankine cycles

#145
20150267619
2015-09-24

Gas turbine engine performance seeking control

#146
20150247464
2015-09-03

Systems and methods for improved combined cycle control

#147
20150219014
2015-08-06

DEVICE FOR THE TRANSFER OF HEAT BETWEEN A LUBRICATION PIPE AND A TURBOMACHINE BLADE PITCH ACTUATOR CONTROL HYDRAULIC PIPE

#148
20150204241
2015-07-23

METHOD AND APPARATUS FOR OPERATING A GAS TURBINE POWER PLANT AT LOW LOAD CONDITIONS WITH STACK COMPLIANT EMISSIONS LEVELS

#149
20150203209
2015-07-23

Gas turbine engine configuration interface

#150
20150159499
2015-06-11

Control of a gas turbine engine

#151
20150122905
2015-05-07

PASSIVE TANGENTIAL EJECTOR FOR AN EXHAUST NOZZLE OF A GAS TURBINE ENGINE

#152
20150068215
2015-03-12

Two-shaft gas turbine

#153
20150059315
2015-03-05

Apparatus and method for bleeding off compressor air in a jet engine

#154
20140360200
2014-12-11

Gas turbine power plant with exhaust gas recirculation

#155
20140271114
2014-09-18

Engine health monitoring and power allocation control for a turbine engine using electric generators

#156
20140260312
2014-09-18

Systems and methods for gas turbine tuning and control

#157
20140060065
2014-03-06

Systems and methods for accelerating droop response to frequency variation of an electrical grid in a combined cycle power plant

#158
20130336758
2013-12-19

Variable blade outer air seal

#159
20130302147
2013-11-14

Inner turbine shell axial movement

#160
20130227954
2013-09-05

Gas turbine engine configured to shape power output

#161
20130206865
2013-08-15

Method for defining the shape of a turbomachine convergent-divergent nozzle, and corresponding convergent-divergent nozzle

#162
20130149123
2013-06-13

Radial active clearance control for a gas turbine engine

#163
20130020408
2013-01-24

Cable-actuated variable area fan nozzle with elastomeric seals

#164
20120317988
2012-12-20

Systems and methods for improving the efficiency of a combined cycle power plant

#165
20120291435
2012-11-22

Double pinch criterion for optimization of regenerative Rankine cycles

#166
20120275899
2012-11-01

Automated tuning of gas turbine combustion systems

#167
20120053811
2012-03-01

Method and a device for optimizing the utilization of an engine

#168
20120031100
2012-02-09

Generating power using an ion transport membrane

#169
20110268554
2011-11-03

Systems, methods, and apparatus for controlling turbine guide vane positions

#170
20090319153
2009-12-24

System and method of fuel system optimization

#171
20070012044
2007-01-18

System and method for trending exhaust gas temperature in a turbine engine

#172
18951580
2026-05-19

Fan with variable depth groove casing treatment

#173
18650435
2025-02-11

Integrated gas turbine energy recovery system for efficiency enhancement

#174
18053230
2025-03-18

Fluid actuator operability improvement with fast energy storage

#175
17990487
2023-12-12

Tuning engine parameter estimator using gas path analysis data