EP2574730A3 - Système de projection de carénage de turbine avec soufflet - Google Patents

Système de projection de carénage de turbine avec soufflet Download PDF

Info

Publication number
EP2574730A3
EP2574730A3 EP12186192.6A EP12186192A EP2574730A3 EP 2574730 A3 EP2574730 A3 EP 2574730A3 EP 12186192 A EP12186192 A EP 12186192A EP 2574730 A3 EP2574730 A3 EP 2574730A3
Authority
EP
European Patent Office
Prior art keywords
turbine shroud
bellows
impingement system
impingement
shroud impingement
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.)
Withdrawn
Application number
EP12186192.6A
Other languages
German (de)
English (en)
Other versions
EP2574730A2 (fr
Inventor
Georgia Leigh Fleming
Robert W. Coign
Christopher L. Golden
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of EP2574730A2 publication Critical patent/EP2574730A2/fr
Publication of EP2574730A3 publication Critical patent/EP2574730A3/fr
Withdrawn legal-status Critical Current

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
    • 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
    • F05D2250/00—Geometry
    • F05D2250/10—Two-dimensional
    • F05D2250/18—Two-dimensional patterned
    • F05D2250/183—Two-dimensional patterned zigzag
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
EP12186192.6A 2011-09-30 2012-09-26 Système de projection de carénage de turbine avec soufflet Withdrawn EP2574730A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/249,554 US20130084160A1 (en) 2011-09-30 2011-09-30 Turbine Shroud Impingement System with Bellows

Publications (2)

Publication Number Publication Date
EP2574730A2 EP2574730A2 (fr) 2013-04-03
EP2574730A3 true EP2574730A3 (fr) 2014-09-17

Family

ID=46963584

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12186192.6A Withdrawn EP2574730A3 (fr) 2011-09-30 2012-09-26 Système de projection de carénage de turbine avec soufflet

Country Status (3)

Country Link
US (1) US20130084160A1 (fr)
EP (1) EP2574730A3 (fr)
CN (1) CN103032114A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9915153B2 (en) 2015-05-11 2018-03-13 General Electric Company Turbine shroud segment assembly with expansion joints
US20170248030A1 (en) * 2016-02-26 2017-08-31 General Electric Company Encapsulated Cooling for Turbine Shrouds

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4596116A (en) * 1983-02-10 1986-06-24 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "S.N.E.C.M.A." Sealing ring for a turbine rotor of a turbo machine and turbo machine installations provided with such rings
US6997673B2 (en) * 2003-12-11 2006-02-14 Honeywell International, Inc. Gas turbine high temperature turbine blade outer air seal assembly
GB2432888A (en) * 1997-12-03 2007-06-06 Rolls Royce Plc Blade tip clearance system
US7625175B2 (en) * 2005-03-23 2009-12-01 Snecma Link device between an enclosure for passing cooling air and a stator nozzle in a turbomachine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5273396A (en) * 1992-06-22 1993-12-28 General Electric Company Arrangement for defining improved cooling airflow supply path through clearance control ring and shroud
US6702550B2 (en) * 2002-01-16 2004-03-09 General Electric Company Turbine shroud segment and shroud assembly

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4596116A (en) * 1983-02-10 1986-06-24 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "S.N.E.C.M.A." Sealing ring for a turbine rotor of a turbo machine and turbo machine installations provided with such rings
GB2432888A (en) * 1997-12-03 2007-06-06 Rolls Royce Plc Blade tip clearance system
US6997673B2 (en) * 2003-12-11 2006-02-14 Honeywell International, Inc. Gas turbine high temperature turbine blade outer air seal assembly
US7625175B2 (en) * 2005-03-23 2009-12-01 Snecma Link device between an enclosure for passing cooling air and a stator nozzle in a turbomachine

Also Published As

Publication number Publication date
EP2574730A2 (fr) 2013-04-03
CN103032114A (zh) 2013-04-10
US20130084160A1 (en) 2013-04-04

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