EP2990660B8 - A wear monitor for a gas turbine engine - Google Patents
A wear monitor for a gas turbine engine Download PDFInfo
- Publication number
- EP2990660B8 EP2990660B8 EP15182102.2A EP15182102A EP2990660B8 EP 2990660 B8 EP2990660 B8 EP 2990660B8 EP 15182102 A EP15182102 A EP 15182102A EP 2990660 B8 EP2990660 B8 EP 2990660B8
- Authority
- EP
- European Patent Office
- Prior art keywords
- gas turbine
- turbine engine
- wear monitor
- wear
- monitor
- Prior art date
- 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
Links
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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10240471B2 (en) * | 2013-03-12 | 2019-03-26 | United Technologies Corporation | Serrated outer surface for vortex initiation within the compressor stage of a gas turbine |
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 |
Family Cites Families (21)
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 US US14/833,808 patent/US20160061050A1/en not_active Abandoned
- 2015-08-24 EP EP15182102.2A patent/EP2990660B8/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP2990660B1 (en) | 2020-02-05 |
GB201415201D0 (en) | 2014-10-15 |
US20160061050A1 (en) | 2016-03-03 |
EP2990660A1 (en) | 2016-03-02 |
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