FR3112806B1 - Couronne de maintien de secteurs d’étanchéité d’une turbine basse pression - Google Patents
Couronne de maintien de secteurs d’étanchéité d’une turbine basse pression Download PDFInfo
- Publication number
- FR3112806B1 FR3112806B1 FR2007762A FR2007762A FR3112806B1 FR 3112806 B1 FR3112806 B1 FR 3112806B1 FR 2007762 A FR2007762 A FR 2007762A FR 2007762 A FR2007762 A FR 2007762A FR 3112806 B1 FR3112806 B1 FR 3112806B1
- Authority
- FR
- France
- Prior art keywords
- crown
- low pressure
- pressure turbine
- sealing sectors
- maintaining sealing
- 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
-
- 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
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- 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
- F05D2240/00—Components
- F05D2240/10—Stators
- F05D2240/11—Shroud seal segments
-
- 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
- F05D2240/00—Components
- F05D2240/10—Stators
- F05D2240/14—Casings or housings protecting or supporting assemblies within
-
- 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
- F05D2300/50—Intrinsic material properties or characteristics
- F05D2300/506—Hardness
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Cette couronne (6) de maintien en position de secteurs d’étanchéité (1) d’un premier étage d’une turbine basse pression comporte des moyens (8 ; 11) de fixation et de centrage de la couronne sur un carter (7) de la turbine et comporte une protubérance annulaire (15) apte à former une rainure de fixation (16) des secteurs d’étanchéité (1) du premier étage de la turbine lorsque la protubérance annulaire (15) est couplée à une protubérance (17) du carter (7) par fixation et centrage de la couronne (6) sur le carter (7). Figure pour l’abrégé : Fig 2
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR2007762A FR3112806B1 (fr) | 2020-07-23 | 2020-07-23 | Couronne de maintien de secteurs d’étanchéité d’une turbine basse pression |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR2007762A FR3112806B1 (fr) | 2020-07-23 | 2020-07-23 | Couronne de maintien de secteurs d’étanchéité d’une turbine basse pression |
FR2007762 | 2020-07-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3112806A1 FR3112806A1 (fr) | 2022-01-28 |
FR3112806B1 true FR3112806B1 (fr) | 2022-10-21 |
Family
ID=73013639
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR2007762A Active FR3112806B1 (fr) | 2020-07-23 | 2020-07-23 | Couronne de maintien de secteurs d’étanchéité d’une turbine basse pression |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR3112806B1 (fr) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19919654A1 (de) * | 1999-04-29 | 2000-11-02 | Abb Alstom Power Ch Ag | Hitzeschild für eine Gasturbine |
FR2899275A1 (fr) * | 2006-03-30 | 2007-10-05 | Snecma Sa | Dispositif de fixation de secteurs d'anneau sur un carter de turbine d'une turbomachine |
EP2971590B1 (fr) * | 2013-03-14 | 2017-05-03 | United Technologies Corporation | Ensemble à des fins d'étanchéité d'un espace entre des composants d'un moteur à turbine |
GB201508323D0 (en) * | 2015-05-15 | 2015-06-24 | Rolls Royce Plc | A wall cooling arrangement for a gas turbine engine |
GB201508551D0 (en) * | 2015-05-19 | 2015-07-01 | Rolls Royce Plc | A heat exchanger for a gas turbine engine |
FR3064022B1 (fr) * | 2017-03-16 | 2019-09-13 | Safran Aircraft Engines | Ensemble d'anneau de turbine |
-
2020
- 2020-07-23 FR FR2007762A patent/FR3112806B1/fr active Active
Also Published As
Publication number | Publication date |
---|---|
FR3112806A1 (fr) | 2022-01-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 2 |
|
PLSC | Publication of the preliminary search report |
Effective date: 20220128 |
|
PLFP | Fee payment |
Year of fee payment: 3 |
|
PLFP | Fee payment |
Year of fee payment: 4 |