EP2543826A3 - Composite shroud - Google Patents
Composite shroud Download PDFInfo
- Publication number
- EP2543826A3 EP2543826A3 EP12174977.4A EP12174977A EP2543826A3 EP 2543826 A3 EP2543826 A3 EP 2543826A3 EP 12174977 A EP12174977 A EP 12174977A EP 2543826 A3 EP2543826 A3 EP 2543826A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- composite shroud
- shroud
- protrusions
- composite
- slots
- 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.)
- Withdrawn
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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
-
- 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
-
- 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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
- F01D25/246—Fastening of diaphragms or stator-rings
-
- 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
- F05D2230/00—Manufacture
- F05D2230/50—Building or constructing in particular ways
- F05D2230/53—Building or constructing in particular ways by integrally manufacturing a component, e.g. by milling from a billet or one piece construction
-
- 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
- F05D2230/00—Manufacture
- F05D2230/60—Assembly methods
- F05D2230/64—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
- F05D2230/642—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins using maintaining alignment while permitting differential dilatation
-
- 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
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/29—Three-dimensional machined; miscellaneous
- F05D2250/294—Three-dimensional machined; miscellaneous grooved
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
- F05D2300/603—Composites; e.g. fibre-reinforced
- F05D2300/6033—Ceramic matrix composites [CMC]
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/176,112 US20130011248A1 (en) | 2011-07-05 | 2011-07-05 | Reduction in thermal stresses in monolithic ceramic or ceramic matrix composite shroud |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2543826A2 EP2543826A2 (en) | 2013-01-09 |
EP2543826A3 true EP2543826A3 (en) | 2013-11-13 |
Family
ID=46458304
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12174977.4A Withdrawn EP2543826A3 (en) | 2011-07-05 | 2012-07-04 | Composite shroud |
Country Status (2)
Country | Link |
---|---|
US (1) | US20130011248A1 (en) |
EP (1) | EP2543826A3 (en) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9726043B2 (en) | 2011-12-15 | 2017-08-08 | General Electric Company | Mounting apparatus for low-ductility turbine shroud |
US9752592B2 (en) | 2013-01-29 | 2017-09-05 | Rolls-Royce Corporation | Turbine shroud |
US10094233B2 (en) | 2013-03-13 | 2018-10-09 | Rolls-Royce Corporation | Turbine shroud |
US10378387B2 (en) | 2013-05-17 | 2019-08-13 | General Electric Company | CMC shroud support system of a gas turbine |
WO2015047478A2 (en) | 2013-07-23 | 2015-04-02 | United Technologies Corporation | Radial position control of case support structure with splined connection |
EP3080403B1 (en) | 2013-12-12 | 2019-05-01 | General Electric Company | Cmc shroud support system |
US10538013B2 (en) | 2014-05-08 | 2020-01-21 | United Technologies Corporation | Integral ceramic matrix composite fastener with non-polymer rigidization |
US10371011B2 (en) * | 2014-05-08 | 2019-08-06 | United Technologies Corporation | Integral ceramic matrix composite fastener with polymer rigidization |
EP3155231B1 (en) | 2014-06-12 | 2019-07-03 | General Electric Company | Shroud hanger assembly |
CA2951425C (en) | 2014-06-12 | 2019-12-24 | General Electric Company | Shroud hanger assembly |
CN106460543B (en) | 2014-06-12 | 2018-12-21 | 通用电气公司 | Multi-piece type shield hangs device assembly |
US10190434B2 (en) | 2014-10-29 | 2019-01-29 | Rolls-Royce North American Technologies Inc. | Turbine shroud with locating inserts |
US10982564B2 (en) | 2014-12-15 | 2021-04-20 | General Electric Company | Apparatus and system for ceramic matrix composite attachment |
US20160169033A1 (en) * | 2014-12-15 | 2016-06-16 | General Electric Company | Apparatus and system for ceramic matrix composite attachment |
EP3034803A1 (en) | 2014-12-16 | 2016-06-22 | Rolls-Royce Corporation | Hanger system for a turbine engine component |
CA2915246A1 (en) | 2014-12-23 | 2016-06-23 | Rolls-Royce Corporation | Turbine shroud |
CA2915370A1 (en) | 2014-12-23 | 2016-06-23 | Rolls-Royce Corporation | Full hoop blade track with axially keyed features |
EP3045674B1 (en) | 2015-01-15 | 2018-11-21 | Rolls-Royce Corporation | Turbine shroud with tubular runner-locating inserts |
US9874104B2 (en) | 2015-02-27 | 2018-01-23 | General Electric Company | Method and system for a ceramic matrix composite shroud hanger assembly |
CA2925588A1 (en) | 2015-04-29 | 2016-10-29 | Rolls-Royce Corporation | Brazed blade track for a gas turbine engine |
CA2924855A1 (en) | 2015-04-29 | 2016-10-29 | Rolls-Royce Corporation | Keystoned blade track |
US10550709B2 (en) | 2015-04-30 | 2020-02-04 | Rolls-Royce North American Technologies Inc. | Full hoop blade track with flanged segments |
EP3109043B1 (en) | 2015-06-22 | 2018-01-31 | Rolls-Royce Corporation | Method for integral joining infiltrated ceramic matrix composites |
US10240476B2 (en) | 2016-01-19 | 2019-03-26 | Rolls-Royce North American Technologies Inc. | Full hoop blade track with interstage cooling air |
US10415415B2 (en) | 2016-07-22 | 2019-09-17 | Rolls-Royce North American Technologies Inc. | Turbine shroud with forward case and full hoop blade track |
US10287906B2 (en) | 2016-05-24 | 2019-05-14 | Rolls-Royce North American Technologies Inc. | Turbine shroud with full hoop ceramic matrix composite blade track and seal system |
FR3076578B1 (en) * | 2018-01-09 | 2020-01-31 | Safran Aircraft Engines | TURBINE RING ASSEMBLY |
US10822964B2 (en) * | 2018-11-13 | 2020-11-03 | Raytheon Technologies Corporation | Blade outer air seal with non-linear response |
US10934941B2 (en) | 2018-11-19 | 2021-03-02 | Raytheon Technologies Corporation | Air seal interface with AFT engagement features and active clearance control for a gas turbine engine |
US10920618B2 (en) | 2018-11-19 | 2021-02-16 | Raytheon Technologies Corporation | Air seal interface with forward engagement features and active clearance control for a gas turbine engine |
US11015485B2 (en) | 2019-04-17 | 2021-05-25 | Rolls-Royce Corporation | Seal ring for turbine shroud in gas turbine engine with arch-style support |
US11939888B2 (en) * | 2022-06-17 | 2024-03-26 | Rtx Corporation | Airfoil anti-rotation ring and assembly |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2580033A1 (en) * | 1985-04-03 | 1986-10-10 | Snecma | Elastically suspended turbine ring for a turbine machine |
JPH09264104A (en) * | 1996-03-27 | 1997-10-07 | Ishikawajima Harima Heavy Ind Co Ltd | Ceramic shroud ring |
EP2357322A2 (en) * | 2010-01-29 | 2011-08-17 | General Electric Company | Mounting apparatus for low-ductility turbine shroud |
EP2386725A2 (en) * | 2010-05-10 | 2011-11-16 | Hamilton Sundstrand Corporation | Ceramic gas turbine shroud |
EP2476865A2 (en) * | 2011-01-14 | 2012-07-18 | Hamilton Sundstrand Corporation | Turbomachine shroud |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8511975B2 (en) * | 2011-07-05 | 2013-08-20 | United Technologies Corporation | Gas turbine shroud arrangement |
-
2011
- 2011-07-05 US US13/176,112 patent/US20130011248A1/en not_active Abandoned
-
2012
- 2012-07-04 EP EP12174977.4A patent/EP2543826A3/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2580033A1 (en) * | 1985-04-03 | 1986-10-10 | Snecma | Elastically suspended turbine ring for a turbine machine |
JPH09264104A (en) * | 1996-03-27 | 1997-10-07 | Ishikawajima Harima Heavy Ind Co Ltd | Ceramic shroud ring |
EP2357322A2 (en) * | 2010-01-29 | 2011-08-17 | General Electric Company | Mounting apparatus for low-ductility turbine shroud |
EP2386725A2 (en) * | 2010-05-10 | 2011-11-16 | Hamilton Sundstrand Corporation | Ceramic gas turbine shroud |
EP2476865A2 (en) * | 2011-01-14 | 2012-07-18 | Hamilton Sundstrand Corporation | Turbomachine shroud |
Also Published As
Publication number | Publication date |
---|---|
US20130011248A1 (en) | 2013-01-10 |
EP2543826A2 (en) | 2013-01-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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Extension state: BA ME |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F01D 25/24 20060101ALI20131004BHEP Ipc: F01D 11/08 20060101ALI20131004BHEP Ipc: F01D 9/04 20060101AFI20131004BHEP |
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17P | Request for examination filed |
Effective date: 20140513 |
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RBV | Designated contracting states (corrected) |
Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: UNITED TECHNOLOGIES CORPORATION |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
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17Q | First examination report despatched |
Effective date: 20170830 |
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Free format text: STATUS: EXAMINATION IS IN PROGRESS |
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RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: RAYTHEON TECHNOLOGIES CORPORATION |
|
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Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20210202 |