EP2990660B8 - A wear monitor for a gas turbine engine - Google Patents

A wear monitor for a gas turbine engine Download PDF

Info

Publication number: EP2990660B8
Authority: EP; European Patent Office
Prior art keywords: gas turbine; turbine engine; wear monitor; wear; monitor
Prior art date: 2014-08-28
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Active

Application number

EP15182102.2A

Other languages

German (de)

French (fr)

Other versions

EP2990660B1 (en

EP2990660A1 (en

Inventor

Michael Keenan

Nicholas Thomas

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Rolls Royce PLC

Original Assignee

Rolls Royce PLC

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2014-08-28

Filing date

2015-08-24

Publication date

2020-03-11

2015-08-24 Application filed by Rolls Royce PLC filed Critical Rolls Royce PLC

2016-03-02 Publication of EP2990660A1 publication Critical patent/EP2990660A1/en

2020-02-05 Application granted granted Critical

2020-02-05 Publication of EP2990660B1 publication Critical patent/EP2990660B1/en

2020-03-11 Publication of EP2990660B8 publication Critical patent/EP2990660B8/en

Status Active legal-status Critical Current

2035-08-24 Anticipated expiration legal-status Critical

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
- F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
- F01D11/122—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/16—Sealings between pressure and suction sides
- F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
- F04D29/164—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of an axial flow wheel
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
- F04D29/526—Details of the casing section radially opposing blade tips
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
- F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
- F01D21/003—Arrangements for testing or measuring
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/80—Diagnostics
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/305—Tolerances
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/80—Devices generating input signals, e.g. transducers, sensors, cameras or strain gauges
- F05D2270/821—Displacement measuring means, e.g. inductive

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)

EP15182102.2A 2014-08-28 2015-08-24 A wear monitor for a gas turbine engine Active EP2990660B8 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GBGB1415201.1A GB201415201D0 (en)	2014-08-28	2014-08-28	A wear monitor for a gas turbine engine fan

Publications (3)

Publication Number	Publication Date
EP2990660A1 EP2990660A1 (en)	2016-03-02
EP2990660B1 EP2990660B1 (en)	2020-02-05
EP2990660B8 true EP2990660B8 (en)	2020-03-11

Family

ID=51752240

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP15182102.2A Active EP2990660B8 (en)	2014-08-28	2015-08-24	A wear monitor for a gas turbine engine

Country Status (3)

Country	Link
US (1)	US20160061050A1 (en)
EP (1)	EP2990660B8 (en)
GB (1)	GB201415201D0 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2014158236A1 (en) *	2013-03-12	2014-10-02	United Technologies Corporation	Cantilever stator with vortex initiation feature
US10352236B2 (en) *	2013-10-30	2019-07-16	United Technologies Corporation	Nosecap
US10428674B2 (en) *	2017-01-31	2019-10-01	Rolls-Royce North American Technologies Inc.	Gas turbine engine features for tip clearance inspection
US10612413B2 (en) *	2017-03-06	2020-04-07	United Technologies Corporation	Wear indicator for determining wear on a component of a gas turbine engine
WO2020117882A1 (en) *	2018-12-06	2020-06-11	Gulfstream Aerospace Corporation	Visual detection of fan case liner damage for turbine engine
FR3091548B1 (en)	2019-01-09	2022-12-09	Safran Aircraft Engines	Abradable turbomachine element provided with visual wear indicators
FR3095045B1 (en) *	2019-04-12	2021-12-10	Safran Aircraft Engines	METHOD OF DETECTION OF ASPERITY ON AN ABRADABLE LAYER IN A BLOWER HOUSING
US11326469B2 (en) *	2020-05-29	2022-05-10	Rolls-Royce Corporation	CMCs with luminescence environmental barrier coatings
FR3125316A1 (en) *	2021-07-16	2023-01-20	Safran Aircraft Engines	ABRADABLE ELEMENT INCLUDING A WEAR INDICATOR

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Publication number	Priority date	Publication date	Assignee	Title
US3575427A (en) *	1969-11-03	1971-04-20	United Aircraft Corp	Composite abradable seal
US3843278A (en) *	1973-06-04	1974-10-22	United Aircraft Corp	Abradable seal construction
FR2339741A1 (en) *	1976-01-30	1977-08-26	Snecma	ABRADABLE STATOR GASKET FOR AXIAL TURBOMACHINE AND ITS EXECUTION PROCESS
US4239452A (en) *	1978-06-26	1980-12-16	United Technologies Corporation	Blade tip shroud for a compression stage of a gas turbine engine
US4566700A (en) *	1982-08-09	1986-01-28	United Technologies Corporation	Abrasive/abradable gas path seal system
JPS62207885A (en) *	1986-03-07	1987-09-12	Toshiba Corp	High temperature heat resistant member
DE19717816A1 (en) *	1997-04-26	1998-10-29	Asea Brown Boveri	Device and method for measuring a distance between rotating and stationary parts of a turbine
US6340286B1 (en) *	1999-12-27	2002-01-22	General Electric Company	Rotary machine having a seal assembly
US6838157B2 (en) *	2002-09-23	2005-01-04	Siemens Westinghouse Power Corporation	Method and apparatus for instrumenting a gas turbine component having a barrier coating
DE102005047739B3 (en) *	2005-09-29	2007-02-08	Siemens Ag	Substrate with matrix layer for turbine systems and production process has multilayer of and or encapsulated nanoparticles that release a colored material above a threshold temperature
GB0600532D0 (en) *	2006-01-12	2006-02-22	Rolls Royce Plc	A blade and rotor arrangement
US7871244B2 (en) *	2007-02-15	2011-01-18	Siemens Energy, Inc.	Ring seal for a turbine engine
US7819625B2 (en) *	2007-05-07	2010-10-26	Siemens Energy, Inc.	Abradable CMC stacked laminate ring segment for a gas turbine
US8079806B2 (en) *	2007-11-28	2011-12-20	United Technologies Corporation	Segmented ceramic layer for member of gas turbine engine
FR2929349B1 (en) *	2008-03-28	2010-04-16	Snecma	CARTER FOR MOBILE WHEEL TURBOMACHINE WHEEL
GB0911459D0 (en) *	2009-07-02	2009-08-12	Rolls Royce Plc	An assembly providing contaminant removal
US8684669B2 (en) *	2011-02-15	2014-04-01	Siemens Energy, Inc.	Turbine tip clearance measurement
FR2981131B1 (en) *	2011-10-07	2013-11-01	Turbomeca	CENTRIFUGAL COMPRESSOR EQUIPPED WITH A WEAR MEASUREMENT MARKER AND WEAR FOLLOWING METHOD USING THE MARKER
FR3006013B1 (en) *	2013-05-21	2017-10-13	Turbomeca	TURBOMACHINE COMPRISING A WEAR OF THE CARTER
US10309243B2 (en) *	2014-05-23	2019-06-04	United Technologies Corporation	Grooved blade outer air seals
US10125625B2 (en) *	2015-08-03	2018-11-13	Siemens Energy, Inc.	Gas turbine engine component with performance feature

2014
- 2014-08-28 GB GBGB1415201.1A patent/GB201415201D0/en not_active Ceased
2015
- 2015-08-24 EP EP15182102.2A patent/EP2990660B8/en active Active
- 2015-08-24 US US14/833,808 patent/US20160061050A1/en not_active Abandoned

Also Published As

Publication number	Publication date
GB201415201D0 (en)	2014-10-15
EP2990660B1 (en)	2020-02-05
EP2990660A1 (en)	2016-03-02
US20160061050A1 (en)	2016-03-03

Publication	Publication Date	Title
EP3594452B8 (en)	2021-04-07	Seal segment for a gas turbine engine
EP3108106A4 (en)	2017-03-15	Gas turbine engine airfoil
EP3108113A4 (en)	2017-03-15	Gas turbine engine airfoil
GB201406386D0 (en)	2014-05-21	Gas turbine engine
GB201412189D0 (en)	2014-08-20	A nozzle arrangement for a gas turbine engine
EP2990660B8 (en)	2020-03-11	A wear monitor for a gas turbine engine
GB201415200D0 (en)	2014-10-15	A wear monitor for a gas turbine engine fan
EP3108116A4 (en)	2018-02-28	Gas turbine engine airfoil
EP3108107A4 (en)	2017-03-08	Gas turbine engine airfoil
GB201405704D0 (en)	2014-05-14	Gas turbine engine
EP3108123A4 (en)	2017-03-08	Gas turbine engine airfoil
EP2949883B8 (en)	2021-04-14	Gas turbine engine lubrication system
EP3015688B8 (en)	2018-05-02	Method for operating a combustion engine
GB201419766D0 (en)	2014-12-24	A sealing arrangement for a gas turbine engine
EP3108118A4 (en)	2018-01-03	Gas turbine engine airfoil
EP3108114A4 (en)	2017-03-15	Gas turbine engine airfoil
GB201405049D0 (en)	2014-05-07	Gas turbine engine
EP3108110A4 (en)	2018-01-03	Gas turbine engine airfoil
EP3108104A4 (en)	2018-05-23	Gas turbine engine airfoil
EP3114328A4 (en)	2017-12-06	Reduced stress boss geometry for a gas turbine engine
EP3108109A4 (en)	2017-03-15	Gas turbine engine airfoil
EP3114321A4 (en)	2018-01-03	Gas turbine engine airfoil
GB201402577D0 (en)	2014-04-02	Gas turbine engine
EP3126638A4 (en)	2017-04-12	Gas turbine engine airfoil
EP3126640A4 (en)	2017-04-05	Active clearance control for gas turbine engine

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