ClassID:

145648

F05D2270/102 - CPC Classification

Classification description:

Control; Purpose of the control system to cope with, or avoid, compressor flow instabilities; Compressor surge or stall caused by working fluid flow velocity profile distortion

Sub-classes:
Recent Application in this class:
#1
20260022646
2026-01-22

MITIGATION OF ROTATING STALL IN TURBINE EXHAUST SECTION USING FLOW CONTROL VANES

#2
20250207507
2025-06-26

MITIGATION OF ROTATING STALL IN TURBINE EXHAUST SECTION USING SEGMENTED AUXILIARY STRUTS

#3
20230066627
2023-03-02

Variable tandem fan outlet guide vanes

#4
20230061349
2023-03-02

Variable outlet guide vanes

#5
20200332673
2020-10-22

Adaptive case for a gas turbine engine

#6
20200248623
2020-08-06

System and method for detecting inlet temperature distortion of an engine

#7
20200182080
2020-06-11

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

#8
20200070962
2020-03-05

Method for separated flow detection

#9
20200025149
2020-01-23

Stability margin and clearance control using power extraction and assist of a gas turbine engine

#10
20180363491
2018-12-20

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

#11
20180209294
2018-07-26

Aircraft comprising a turbine engine incorporated into the rear fuselage with variable supply

#12
20180065755
2018-03-08

Gas turbine engine with progressive stall recovery

#13
20170284296
2017-10-05

Secondary airflow passage for adjusting airflow distortion in gas turbine engine

#14
20170267366
2017-09-21

Takeoff power management system and method for gas turbine engines

#15
20170218854
2017-08-03

Controlling a Gas Turbine Engine to Account for Airflow Distortion

#16
20170121030
2017-05-04

Turbofan engine and method of reducing air flow separation therein

#17
20160326984
2016-11-10

Thrust reversal for turbofan gas turbine engine

#18
20160186690
2016-06-30

Non-axisymmetric fan flow path

#19
20140373504
2014-12-25

GAS TURBINE HAVING AN EXHAUST GAS DIFFUSER AND SUPPORTING FINS

#20
20140044518
2014-02-13

Continuous-flow machine with at least one guide vane ring

#21
20130319009
2013-12-05

Protecting the operating margin of a gas turbine engine having variable vanes from aerodynamic distortion

#22
20130243586
2013-09-19

Compressor inlet manifold for a gas turbine engine

#23
20130028707
2013-01-31

Method for injecting water into a multistage axial compressor of a gas turbine

#24
20120039706
2012-02-16

COMPRESSOR HAVING A GUIDE VANE ASSEMBLY WITH A RADIALLY VARIABLE OUTFLOW

#25
20110200470
2011-08-18

Compressor

#26
20100196137
2010-08-05

Closed-loop control for a gas turbine with actively stabilized compressor

#27
20100040453
2010-02-18

Apparatus and method for controlling a compressor

#28
20080264067
2008-10-30

Controlling operation of a compressor to avoid surge