FR3010462B1 - Secteur angulaire de redresseur pour compresseur de turbomachine comportant un joint d'etancheite a brosse - Google Patents

Secteur angulaire de redresseur pour compresseur de turbomachine comportant un joint d'etancheite a brosse Download PDF

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Publication number
FR3010462B1
FR3010462B1 FR1358734A FR1358734A FR3010462B1 FR 3010462 B1 FR3010462 B1 FR 3010462B1 FR 1358734 A FR1358734 A FR 1358734A FR 1358734 A FR1358734 A FR 1358734A FR 3010462 B1 FR3010462 B1 FR 3010462B1
Authority
FR
France
Prior art keywords
rectifier
turbomachine compressor
brush seal
angular sector
inner shell
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
FR1358734A
Other languages
English (en)
Other versions
FR3010462A1 (fr
Inventor
Damien Joseph Cellier
Gomes Mickael Dias
Antoine Robert Alain Brunet
Daniel Georges Plona
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 FR1358734A priority Critical patent/FR3010462B1/fr
Priority to US14/478,120 priority patent/US10330117B2/en
Priority to GB1415810.9A priority patent/GB2518974B/en
Publication of FR3010462A1 publication Critical patent/FR3010462A1/fr
Application granted granted Critical
Publication of FR3010462B1 publication Critical patent/FR3010462B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F04D29/083—Sealings especially adapted for elastic fluid pumps
    • 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
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/542—Bladed diffusers
    • 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
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • 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
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/10—Stators
    • F05B2240/11—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
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/57—Seals
    • F05B2240/571—Brush seals
    • 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
    • F05D2240/55—Seals
    • F05D2240/56—Brush seals

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

L'objet principal de l'invention est un secteur angulaire de redresseur (10) pour compresseur de turbomachine, comportant une virole externe et une virole interne (S) disposées coaxialement l'une à l'intérieur de l'autre, et au moins une pale (P) s'étendant radialement entre la virole externe et la virole interne (S) et raccordée à celles-ci par ses extrémités radiales, caractérisé en ce que la virole interne (S) comporte au moins un joint d'étanchéité à brosse (1, 2, 3) formant obstacle de recirculation des gaz d'aval en amont de la virole interne (S).
FR1358734A 2013-09-11 2013-09-11 Secteur angulaire de redresseur pour compresseur de turbomachine comportant un joint d'etancheite a brosse Active FR3010462B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1358734A FR3010462B1 (fr) 2013-09-11 2013-09-11 Secteur angulaire de redresseur pour compresseur de turbomachine comportant un joint d'etancheite a brosse
US14/478,120 US10330117B2 (en) 2013-09-11 2014-09-05 Angular stator sector for a turbomachine compressor comprising a brush seal
GB1415810.9A GB2518974B (en) 2013-09-11 2014-09-08 Angular stator sector for a turbomachine compressor comprising a brush seal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1358734A FR3010462B1 (fr) 2013-09-11 2013-09-11 Secteur angulaire de redresseur pour compresseur de turbomachine comportant un joint d'etancheite a brosse

Publications (2)

Publication Number Publication Date
FR3010462A1 FR3010462A1 (fr) 2015-03-13
FR3010462B1 true FR3010462B1 (fr) 2021-10-08

Family

ID=49326782

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1358734A Active FR3010462B1 (fr) 2013-09-11 2013-09-11 Secteur angulaire de redresseur pour compresseur de turbomachine comportant un joint d'etancheite a brosse

Country Status (3)

Country Link
US (1) US10330117B2 (fr)
FR (1) FR3010462B1 (fr)
GB (1) GB2518974B (fr)

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5114159A (en) * 1991-08-05 1992-05-19 United Technologies Corporation Brush seal and damper
FR2691749B1 (fr) * 1992-05-27 1994-07-22 Snecma Dispositif d'etancheite entre des etages d'aubes et un tambour tournant notamment pour eviter les fuites autour des etages d'aubes de redresseur .
DE4446361A1 (de) * 1994-12-23 1996-06-27 Mtu Muenchen Gmbh Bürstendichtung für Turbomaschine
US5746573A (en) * 1996-12-31 1998-05-05 Westinghouse Electric Corporation Vane segment compliant seal assembly
KR20010041102A (ko) * 1998-02-19 2001-05-15 칼 하인쯔 호르닝어 밀봉 장치 및 그 용도
DE10122732C2 (de) * 2001-05-10 2003-04-30 Mtu Aero Engines Gmbh Anordnung für eine nicht-hermetisch abdichtende Dichtung
FR2878589B1 (fr) 2004-11-29 2008-06-13 Snecma Moteurs Sa Compensation de sous-alimentation en lubrifiant dans un palier inter arbres
DE102005006939A1 (de) * 2005-02-16 2006-08-24 Mtu Aero Engines Gmbh Dichtungsanordnung
EP1734230A1 (fr) * 2005-06-13 2006-12-20 Siemens Aktiengesellschaft Turbomachine
DE102005042272A1 (de) * 2005-09-06 2007-03-08 Mtu Aero Engines Gmbh Strömungsmaschine sowie Dichtungselement für eine Strömungsmaschine
FR2918144B1 (fr) 2007-06-29 2009-11-06 Snecma Sa Joint a brosse dynamique.
DE102008032661A1 (de) * 2008-07-10 2010-01-14 Mtu Aero Engines Gmbh Strömungsmaschine
US9121297B2 (en) * 2011-03-28 2015-09-01 General Electric Company Rotating brush seal
FR2981396A1 (fr) 2011-10-13 2013-04-19 Snecma Aube de stator de turbomachine comportant une portion bombee

Also Published As

Publication number Publication date
US10330117B2 (en) 2019-06-25
GB2518974B (en) 2020-08-12
GB2518974A (en) 2015-04-08
FR3010462A1 (fr) 2015-03-13
GB201415810D0 (en) 2014-10-22
US20150071770A1 (en) 2015-03-12

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