FR3081910B1 - Dispositif d'etancheite entre deux parois annulaires d'un moteur d'aeronef et procede associe - Google Patents
Dispositif d'etancheite entre deux parois annulaires d'un moteur d'aeronef et procede associe Download PDFInfo
- Publication number
- FR3081910B1 FR3081910B1 FR1854548A FR1854548A FR3081910B1 FR 3081910 B1 FR3081910 B1 FR 3081910B1 FR 1854548 A FR1854548 A FR 1854548A FR 1854548 A FR1854548 A FR 1854548A FR 3081910 B1 FR3081910 B1 FR 3081910B1
- Authority
- FR
- France
- Prior art keywords
- sealing device
- aircraft engine
- associated method
- annular walls
- annular
- 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
- 238000000034 method Methods 0.000 title 1
- 238000007789 sealing Methods 0.000 title 1
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
- F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
- F01D11/025—Seal clearance control; Floating assembly; Adaptation means to differential thermal dilatations
-
- 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
- F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
- F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
- F01D11/06—Control thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/40—Sealings between relatively-moving surfaces by means of fluid
- F16J15/406—Sealings between relatively-moving surfaces by means of fluid by at least one pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/44—Free-space packings
- F16J15/447—Labyrinth packings
- F16J15/4472—Labyrinth packings with axial path
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1854548A FR3081910B1 (fr) | 2018-05-29 | 2018-05-29 | Dispositif d'etancheite entre deux parois annulaires d'un moteur d'aeronef et procede associe |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1854548 | 2018-05-29 | ||
FR1854548A FR3081910B1 (fr) | 2018-05-29 | 2018-05-29 | Dispositif d'etancheite entre deux parois annulaires d'un moteur d'aeronef et procede associe |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3081910A1 FR3081910A1 (fr) | 2019-12-06 |
FR3081910B1 true FR3081910B1 (fr) | 2022-12-30 |
Family
ID=62875014
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1854548A Active FR3081910B1 (fr) | 2018-05-29 | 2018-05-29 | Dispositif d'etancheite entre deux parois annulaires d'un moteur d'aeronef et procede associe |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR3081910B1 (fr) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2111607B (en) * | 1981-12-08 | 1985-09-18 | Rolls Royce | Bearing chamber pressurisation system for a machine |
US4715213A (en) * | 1986-03-13 | 1987-12-29 | General Electric Company | Flow measurement system |
RU2327061C1 (ru) * | 2007-04-11 | 2008-06-20 | Общество с ограниченной ответственностью Научно-исследовательское предприятие "Энерготехнология" | Способ повышения коэффициента полезного действия компрессора |
GB2507791A (en) * | 2012-11-12 | 2014-05-14 | Rolls Royce Plc | Apparatus and method for measuring gas flow through a gas turbine rotary seal |
-
2018
- 2018-05-29 FR FR1854548A patent/FR3081910B1/fr active Active
Also Published As
Publication number | Publication date |
---|---|
FR3081910A1 (fr) | 2019-12-06 |
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Legal Events
Date | Code | Title | Description |
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PLFP | Fee payment |
Year of fee payment: 2 |
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PLSC | Publication of the preliminary search report |
Effective date: 20191206 |
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PLFP | Fee payment |
Year of fee payment: 3 |
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PLFP | Fee payment |
Year of fee payment: 4 |
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PLFP | Fee payment |
Year of fee payment: 5 |
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PLFP | Fee payment |
Year of fee payment: 6 |
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PLFP | Fee payment |
Year of fee payment: 7 |