FR2891862B1 - Plaque perforee a disposer dans une cavite de refroidissement d'anneau de turbine - Google Patents

Plaque perforee a disposer dans une cavite de refroidissement d'anneau de turbine

Info

Publication number
FR2891862B1
FR2891862B1 FR0510405A FR0510405A FR2891862B1 FR 2891862 B1 FR2891862 B1 FR 2891862B1 FR 0510405 A FR0510405 A FR 0510405A FR 0510405 A FR0510405 A FR 0510405A FR 2891862 B1 FR2891862 B1 FR 2891862B1
Authority
FR
France
Prior art keywords
perforated plate
cooling cavity
turbine ring
ring cooling
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
FR0510405A
Other languages
English (en)
Other versions
FR2891862A1 (fr
Inventor
David Audeon
Kamel Benderradji
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 FR0510405A priority Critical patent/FR2891862B1/fr
Publication of FR2891862A1 publication Critical patent/FR2891862A1/fr
Application granted granted Critical
Publication of FR2891862B1 publication Critical patent/FR2891862B1/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
    • F01D11/08—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
    • 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
    • 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
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/60—Assembly methods
    • 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)
FR0510405A 2005-10-12 2005-10-12 Plaque perforee a disposer dans une cavite de refroidissement d'anneau de turbine Active FR2891862B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0510405A FR2891862B1 (fr) 2005-10-12 2005-10-12 Plaque perforee a disposer dans une cavite de refroidissement d'anneau de turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0510405A FR2891862B1 (fr) 2005-10-12 2005-10-12 Plaque perforee a disposer dans une cavite de refroidissement d'anneau de turbine

Publications (2)

Publication Number Publication Date
FR2891862A1 FR2891862A1 (fr) 2007-04-13
FR2891862B1 true FR2891862B1 (fr) 2011-02-25

Family

ID=36603390

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0510405A Active FR2891862B1 (fr) 2005-10-12 2005-10-12 Plaque perforee a disposer dans une cavite de refroidissement d'anneau de turbine

Country Status (1)

Country Link
FR (1) FR2891862B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103133063A (zh) * 2013-03-01 2013-06-05 哈尔滨汽轮机厂有限责任公司 重型中低热值燃机涡轮第一级动叶护环冷却机构

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10100737B2 (en) * 2013-05-16 2018-10-16 Siemens Energy, Inc. Impingement cooling arrangement having a snap-in plate
EP3118420A1 (fr) 2015-07-15 2017-01-18 Siemens Aktiengesellschaft Élément de paroi pouvant être refroidi avec plaque de refroidissement par impact
EP3232002A1 (fr) * 2016-04-11 2017-10-18 Rolls-Royce Corporation Plaque d'impact avec élément de soulagement de contrainte

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4177004A (en) * 1977-10-31 1979-12-04 General Electric Company Combined turbine shroud and vane support structure
US5169287A (en) * 1991-05-20 1992-12-08 General Electric Company Shroud cooling assembly for gas turbine engine
US6146091A (en) * 1998-03-03 2000-11-14 Mitsubishi Heavy Industries, Ltd. Gas turbine cooling structure
US6508620B2 (en) * 2001-05-17 2003-01-21 Pratt & Whitney Canada Corp. Inner platform impingement cooling by supply air from outside
US6814538B2 (en) * 2003-01-22 2004-11-09 General Electric Company Turbine stage one shroud configuration and method for service enhancement
US7147432B2 (en) * 2003-11-24 2006-12-12 General Electric Company Turbine shroud asymmetrical cooling elements
US7008183B2 (en) * 2003-12-26 2006-03-07 General Electric Company Deflector embedded impingement baffle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103133063A (zh) * 2013-03-01 2013-06-05 哈尔滨汽轮机厂有限责任公司 重型中低热值燃机涡轮第一级动叶护环冷却机构

Also Published As

Publication number Publication date
FR2891862A1 (fr) 2007-04-13

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