FR2974839B1 - Anneau sectorise de turbine a orifices de ventilation, et turbomachine equipee d'un tel anneau - Google Patents

Anneau sectorise de turbine a orifices de ventilation, et turbomachine equipee d'un tel anneau

Info

Publication number
FR2974839B1
FR2974839B1 FR1153838A FR1153838A FR2974839B1 FR 2974839 B1 FR2974839 B1 FR 2974839B1 FR 1153838 A FR1153838 A FR 1153838A FR 1153838 A FR1153838 A FR 1153838A FR 2974839 B1 FR2974839 B1 FR 2974839B1
Authority
FR
France
Prior art keywords
ring
ventilation orifices
turbomachine equipped
sectorized
sectorized turbine
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
FR1153838A
Other languages
English (en)
Other versions
FR2974839A1 (fr
Inventor
Didier Fabre
Jean Pierre Mareix
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 FR1153838A priority Critical patent/FR2974839B1/fr
Publication of FR2974839A1 publication Critical patent/FR2974839A1/fr
Application granted granted Critical
Publication of FR2974839B1 publication Critical patent/FR2974839B1/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
    • F01D11/005—Sealing means between non relatively rotating elements
    • 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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/28—Arrangement of 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
    • F05D2240/10—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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/202—Heat transfer, e.g. cooling by film cooling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR1153838A 2011-05-04 2011-05-04 Anneau sectorise de turbine a orifices de ventilation, et turbomachine equipee d'un tel anneau Active FR2974839B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1153838A FR2974839B1 (fr) 2011-05-04 2011-05-04 Anneau sectorise de turbine a orifices de ventilation, et turbomachine equipee d'un tel anneau

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1153838A FR2974839B1 (fr) 2011-05-04 2011-05-04 Anneau sectorise de turbine a orifices de ventilation, et turbomachine equipee d'un tel anneau

Publications (2)

Publication Number Publication Date
FR2974839A1 FR2974839A1 (fr) 2012-11-09
FR2974839B1 true FR2974839B1 (fr) 2015-08-14

Family

ID=44549433

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1153838A Active FR2974839B1 (fr) 2011-05-04 2011-05-04 Anneau sectorise de turbine a orifices de ventilation, et turbomachine equipee d'un tel anneau

Country Status (1)

Country Link
FR (1) FR2974839B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10487678B2 (en) 2016-05-23 2019-11-26 United Technologies Corporation Engine air sealing by seals in series
US11098612B2 (en) * 2019-11-18 2021-08-24 Raytheon Technologies Corporation Blade outer air seal including cooling trench

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03213602A (ja) * 1990-01-08 1991-09-19 General Electric Co <Ge> ガスタービンエンジンの当接セグメントを連結する自己冷却式ジョイント連結構造
US5088888A (en) * 1990-12-03 1992-02-18 General Electric Company Shroud seal
US6340285B1 (en) * 2000-06-08 2002-01-22 General Electric Company End rail cooling for combined high and low pressure turbine shroud
FR2857406B1 (fr) * 2003-07-10 2005-09-30 Snecma Moteurs Refroidissement des anneaux de turbine
DE102004037356B4 (de) * 2004-07-30 2017-11-23 Ansaldo Energia Ip Uk Limited Wandstruktur zur Begrenzung eines Heißgaspfads

Also Published As

Publication number Publication date
FR2974839A1 (fr) 2012-11-09

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