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FR3011608B1 - Joint a labyrinthe et machine tournante comprenant un tel joint - Google Patents

Joint a labyrinthe et machine tournante comprenant un tel joint

Info

Publication number
FR3011608B1
FR3011608B1 FR1359818A FR1359818A FR3011608B1 FR 3011608 B1 FR3011608 B1 FR 3011608B1 FR 1359818 A FR1359818 A FR 1359818A FR 1359818 A FR1359818 A FR 1359818A FR 3011608 B1 FR3011608 B1 FR 3011608B1
Authority
FR
France
Prior art keywords
seal
rotating machine
labyrinth joint
labyrinth
joint
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
Application number
FR1359818A
Other languages
English (en)
Other versions
FR3011608A1 (fr
Inventor
Serge Rene Morreale
Arnaud Jean-Marie Pierrot
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.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
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.)
Filing date
Publication date
Application filed by SNECMA SAS filed Critical SNECMA SAS
Priority to FR1359818A priority Critical patent/FR3011608B1/fr
Priority to US14/509,276 priority patent/US9551233B2/en
Priority to GB1417790.1A priority patent/GB2520818B/en
Publication of FR3011608A1 publication Critical patent/FR3011608A1/fr
Application granted granted Critical
Publication of FR3011608B1 publication Critical patent/FR3011608B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01D11/02—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
    • 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
    • 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
    • F01D11/003—Preventing or minimising internal leakage of working-fluid, e.g. between stages by packing rings; Mechanical seals
    • 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
    • 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
    • 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
    • F16J15/164—Sealings between relatively-moving surfaces the sealing action depending on movements; pressure difference, temperature or presence of leaking fluid
    • 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
    • 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
    • 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
    • F16J15/453—Labyrinth packings characterised by the use of particular materials
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
FR1359818A 2013-10-09 2013-10-09 Joint a labyrinthe et machine tournante comprenant un tel joint Active FR3011608B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1359818A FR3011608B1 (fr) 2013-10-09 2013-10-09 Joint a labyrinthe et machine tournante comprenant un tel joint
US14/509,276 US9551233B2 (en) 2013-10-09 2014-10-08 Labyrinth seal and rotating machine comprising such a seal
GB1417790.1A GB2520818B (en) 2013-10-09 2014-10-08 Labyrinth seal and rotating machine comprising such a seal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1359818A FR3011608B1 (fr) 2013-10-09 2013-10-09 Joint a labyrinthe et machine tournante comprenant un tel joint

Publications (2)

Publication Number Publication Date
FR3011608A1 FR3011608A1 (fr) 2015-04-10
FR3011608B1 true FR3011608B1 (fr) 2016-05-27

Family

ID=49911682

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1359818A Active FR3011608B1 (fr) 2013-10-09 2013-10-09 Joint a labyrinthe et machine tournante comprenant un tel joint

Country Status (3)

Country Link
US (1) US9551233B2 (fr)
FR (1) FR3011608B1 (fr)
GB (1) GB2520818B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2998611B1 (fr) 2012-11-29 2018-08-10 Safran Aircraft Engines Ensemble formant joint d'etancheite pour une turbomachine comportant un joint a brosse
EP2964982B1 (fr) * 2013-03-08 2018-05-09 Rolls-Royce Corporation Joint fendu à labyrinthe
FR3005487B1 (fr) 2013-05-13 2015-06-05 Snecma Ensemble formant joint d'etancheite pour une turbomachine comportant des moyens de lubrification d'un joint a brosse
DE102014114473A1 (de) * 2014-10-06 2016-04-07 Rolls-Royce Deutschland Ltd & Co Kg Gasturbine mit wenigstens zwei koaxial zueinander angeordneten und zumindest bereichsweise als Hohlwellen ausgebildeten Wellen
US10161259B2 (en) 2014-10-28 2018-12-25 General Electric Company Flexible film-riding seal
US11555410B2 (en) * 2020-02-17 2023-01-17 Pratt & Whitney Canada Corp. Labyrinth seal with variable seal clearance
CN111335968B (zh) * 2020-03-06 2022-05-27 西华大学 一种用于高速旋转叶轮机械的密封装置
FR3122493B1 (fr) 2021-04-30 2023-03-17 Safran Aircraft Engines Dispositif de test d'etancheite muni d'un systeme de reglage continu de jeu entre deux elements d'un joint à labyrinthe
US12421906B2 (en) * 2024-01-18 2025-09-23 Honeywell International Inc. Gas turbine engines and methods for reducing spool thrust in a combustor section thereof

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1528895A (en) * 1919-08-08 1925-03-10 Westinghouse Electric & Mfg Co Packing
GB649792A (en) * 1948-03-23 1951-01-31 Power Jets Res & Dev Ltd Improvements in or relating to seals for rotors of turbines and like fluid flow machines
US2893357A (en) * 1954-03-19 1959-07-07 Ingersoll Rand Co Controlling device for hoists
BE792224A (fr) * 1971-12-01 1973-03-30 Penny Robert N Element composite long ayant un coefficient de dilatation lineaire effectif predetermine
US4373858A (en) * 1980-12-10 1983-02-15 The Bendix Corporation Flow regulating shaft seal for an air motor
JPS593122A (ja) * 1982-06-30 1984-01-09 Toshiba Corp 冷熱ガスタ−ビン用ラビリンスパツキン
FR2548733B1 (fr) 1983-07-07 1987-07-10 Snecma Dispositif d'etancheite d'aubages mobiles de turbomachine
FR2560293B1 (fr) * 1984-02-29 1988-04-08 Snecma Dispositif de fixation d'un anneau d'etancheite pour le controle des jeux d'un joint a labyrinthe de turbomachine
SU1514997A1 (ru) * 1988-01-27 1989-10-15 Тернопольский Филиал Львовского Политехнического Института Им. Ленинского Комсомола Лабиринтное пластмассометаллическое уплотнение
US6250641B1 (en) * 1998-11-25 2001-06-26 General Electric Co. Positive biased packing ring brush seal combination
US6382905B1 (en) * 2000-04-28 2002-05-07 General Electric Company Fan casing liner support
US6435514B1 (en) * 2000-12-15 2002-08-20 General Electric Company Brush seal with positive adjustable clearance control
EP1774141B1 (fr) * 2004-05-17 2011-03-30 Carlton Forge Works Renforcement de carter de turbine dans un moteur propulseur a turbine a gaz
DE502004011161D1 (de) * 2004-12-23 2010-06-24 Siemens Ag Anordnung zur Abdichtung eines Spaltes zwischen einem ersten Bauteil und einem zweiten Bauteil
FR2893360A1 (fr) * 2005-11-15 2007-05-18 Snecma Sa Procede de realisation d'une lechette de labyrinthe d'etancheite, piece thermomecanique et turbomachine comprenant une telle lechette
US7967297B2 (en) * 2007-03-13 2011-06-28 Eaton Corporation Thermally-activated control gap brush seal
DE102008061800A1 (de) * 2008-12-11 2010-06-17 Rolls-Royce Deutschland Ltd & Co Kg Segmentierte Dichtlippen für Labyrinthdichtungsringe
FR2961283B1 (fr) * 2010-06-11 2013-07-05 Snecma Joint asservi par une difference de pression entre deux enceintes
FR2983909B1 (fr) * 2011-12-13 2015-05-29 Snecma Enceinte lubrifiee logeant un palier inter-turbine et fermee par un joint a labyrinthe a faible usure
WO2014143237A1 (fr) * 2013-03-12 2014-09-18 Dierksmeier Douglas D Système de joint d'étanchéité actif et procédé d'actionnement d'une turbomachine
CN103486269B (zh) * 2013-09-19 2015-07-08 丹东克隆集团有限责任公司 泵用安全密封装置及应用

Also Published As

Publication number Publication date
GB2520818A (en) 2015-06-03
GB201417790D0 (en) 2014-11-19
GB2520818B (en) 2020-01-29
US9551233B2 (en) 2017-01-24
US20150097342A1 (en) 2015-04-09
FR3011608A1 (fr) 2015-04-10

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