FR3097008B1 - Device for cooling by air jets a turbine casing and turbomachine comprising such a device - Google Patents

Device for cooling by air jets a turbine casing and turbomachine comprising such a device Download PDF

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Publication number
FR3097008B1
FR3097008B1 FR1905905A FR1905905A FR3097008B1 FR 3097008 B1 FR3097008 B1 FR 3097008B1 FR 1905905 A FR1905905 A FR 1905905A FR 1905905 A FR1905905 A FR 1905905A FR 3097008 B1 FR3097008 B1 FR 3097008B1
Authority
FR
France
Prior art keywords
air
cooling
turbine casing
inlet compartment
turbomachine
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
FR1905905A
Other languages
French (fr)
Other versions
FR3097008A1 (en
Inventor
Anthony Lebeurre
Ghislain Hervé Abadie
Etienne Gérard Joseph Canelle
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
Safran Aircraft Engines 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 Safran Aircraft Engines SAS filed Critical Safran Aircraft Engines SAS
Priority to FR1905905A priority Critical patent/FR3097008B1/en
Publication of FR3097008A1 publication Critical patent/FR3097008A1/en
Application granted granted Critical
Publication of FR3097008B1 publication Critical patent/FR3097008B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/14—Casings modified therefor
    • 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
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/20—Actively adjusting tip-clearance
    • F01D11/24—Actively adjusting tip-clearance by selectively cooling-heating stator or rotor components
    • 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
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
    • 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)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

Dispositif de refroidissement par jets d’air d’un carter de turbine et turbomachine comportant un tel dispositif L’invention concerne un dispositif de refroidissement par jets d’air (130) d’un carter de turbine basse pression comportant au moins une rampe de sortie d’air (131) disposée autour du carter à refroidir et au moins un boîtier de répartition d’air (132), ledit boîtier de répartition d’air comportant : un compartiment d’entrée d’air (133) adapté pour conduire de l’air de refroidissement prélevé dans des canalisations (150) vers la rampe de sortie d’air, une enceinte (134), un premier flanc (135) dans lequel débouche le compartiment d’entrée d’air (133), et un second flanc (136), le premier et le second flancs comportant des orifices de sortie d’air destinés à recevoir la rampe de sortie d’air, le premier flanc comprenant un orifice longitudinal (137) dont la circonférence comporte un premier bord tombé (140) configuré pour recevoir le compartiment d’entrée d’air (133) et fixé par brasage avec ledit compartiment d’entrée d’air. Figure à publier avec l’abrégé : Figure 5Device for cooling a turbine casing by air jets and turbomachine comprising such a device The invention relates to a device for cooling by air jets (130) a low-pressure turbine casing comprising at least one air outlet (131) arranged around the casing to be cooled and at least one air distribution box (132), said air distribution box comprising: an air inlet compartment (133) adapted to conduct cooling air taken from pipes (150) towards the air outlet ramp, an enclosure (134), a first side (135) into which the air inlet compartment (133) opens, and a second flank (136), the first and the second flanks comprising air outlet orifices intended to receive the air outlet ramp, the first flank comprising a longitudinal orifice (137) the circumference of which comprises a first flange (140) configured to receive the air inlet compartment ( 133) and fixed by brazing with said air inlet compartment. Figure to be published with abstract: Figure 5

FR1905905A 2019-06-04 2019-06-04 Device for cooling by air jets a turbine casing and turbomachine comprising such a device Active FR3097008B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1905905A FR3097008B1 (en) 2019-06-04 2019-06-04 Device for cooling by air jets a turbine casing and turbomachine comprising such a device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1905905 2019-06-04
FR1905905A FR3097008B1 (en) 2019-06-04 2019-06-04 Device for cooling by air jets a turbine casing and turbomachine comprising such a device

Publications (2)

Publication Number Publication Date
FR3097008A1 FR3097008A1 (en) 2020-12-11
FR3097008B1 true FR3097008B1 (en) 2022-03-11

Family

ID=67957084

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1905905A Active FR3097008B1 (en) 2019-06-04 2019-06-04 Device for cooling by air jets a turbine casing and turbomachine comprising such a device

Country Status (1)

Country Link
FR (1) FR3097008B1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2977276B1 (en) * 2011-06-30 2016-12-09 Snecma ARRANGEMENT FOR CONNECTING A DUCT TO AN AIR DISTRIBUTION HOUSING
FR3050228B1 (en) * 2016-04-18 2019-03-29 Safran Aircraft Engines AIR JET COOLING DEVICE OF A TURBINE HOUSING
FR3058460B1 (en) * 2016-11-08 2018-11-09 Safran Aircraft Engines CONNECTION ASSEMBLY FOR COOLING TURBOMACHINE TURBINE
FR3067751B1 (en) * 2017-06-15 2019-07-12 Safran Aircraft Engines COOLING DEVICE FOR AN EXTERNAL TURBINE ANNULAR CASTER

Also Published As

Publication number Publication date
FR3097008A1 (en) 2020-12-11

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