JP4486201B2 - 優先冷却タービンシュラウド - Google Patents

優先冷却タービンシュラウド Download PDF

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Publication number
JP4486201B2
JP4486201B2 JP2000019611A JP2000019611A JP4486201B2 JP 4486201 B2 JP4486201 B2 JP 4486201B2 JP 2000019611 A JP2000019611 A JP 2000019611A JP 2000019611 A JP2000019611 A JP 2000019611A JP 4486201 B2 JP4486201 B2 JP 4486201B2
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JP
Japan
Prior art keywords
panel
shroud
central portion
cooling
tip
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.)
Expired - Fee Related
Application number
JP2000019611A
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English (en)
Japanese (ja)
Other versions
JP2000291410A (ja
JP2000291410A5 (enExample
Inventor
チン−パン・リー
ジョージ・アルバート・デュージン
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
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Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of JP2000291410A publication Critical patent/JP2000291410A/ja
Publication of JP2000291410A5 publication Critical patent/JP2000291410A5/ja
Application granted granted Critical
Publication of JP4486201B2 publication Critical patent/JP4486201B2/ja
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
    • 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
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—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)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2000019611A 1999-01-29 2000-01-28 優先冷却タービンシュラウド Expired - Fee Related JP4486201B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/239,638 US6196792B1 (en) 1999-01-29 1999-01-29 Preferentially cooled turbine shroud
US09/239638 1999-01-29

Publications (3)

Publication Number Publication Date
JP2000291410A JP2000291410A (ja) 2000-10-17
JP2000291410A5 JP2000291410A5 (enExample) 2007-03-15
JP4486201B2 true JP4486201B2 (ja) 2010-06-23

Family

ID=22903056

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000019611A Expired - Fee Related JP4486201B2 (ja) 1999-01-29 2000-01-28 優先冷却タービンシュラウド

Country Status (4)

Country Link
US (1) US6196792B1 (enExample)
EP (1) EP1024251B1 (enExample)
JP (1) JP4486201B2 (enExample)
DE (1) DE60016058T2 (enExample)

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JP4508432B2 (ja) * 2001-01-09 2010-07-21 三菱重工業株式会社 ガスタービンの冷却構造
US6554566B1 (en) * 2001-10-26 2003-04-29 General Electric Company Turbine shroud cooling hole diffusers and related method
US6672833B2 (en) * 2001-12-18 2004-01-06 General Electric Company Gas turbine engine frame flowpath liner support
US6899518B2 (en) 2002-12-23 2005-05-31 Pratt & Whitney Canada Corp. Turbine shroud segment apparatus for reusing cooling air
US6905302B2 (en) * 2003-09-17 2005-06-14 General Electric Company Network cooled coated wall
US7147432B2 (en) * 2003-11-24 2006-12-12 General Electric Company Turbine shroud asymmetrical cooling elements
US7063503B2 (en) * 2004-04-15 2006-06-20 Pratt & Whitney Canada Corp. Turbine shroud cooling system
US7246989B2 (en) * 2004-12-10 2007-07-24 Pratt & Whitney Canada Corp. Shroud leading edge cooling
US7226277B2 (en) * 2004-12-22 2007-06-05 Pratt & Whitney Canada Corp. Pump and method
US7296967B2 (en) * 2005-09-13 2007-11-20 General Electric Company Counterflow film cooled wall
US7334985B2 (en) * 2005-10-11 2008-02-26 United Technologies Corporation Shroud with aero-effective cooling
GB2444501B (en) * 2006-12-06 2009-01-28 Siemens Ag A gas turbine
US8104292B2 (en) * 2007-12-17 2012-01-31 General Electric Company Duplex turbine shroud
RU2012132193A (ru) 2009-12-30 2014-02-10 Сименс Акциенгезелльшафт Турбина для преобразования энергии и способ ее работы
EP2341217A1 (en) 2009-12-30 2011-07-06 Siemens Aktiengesellschaft Turbine for converting energy and method for operating the same
GB2479865B (en) * 2010-04-26 2013-07-10 Rolls Royce Plc An installation having a thermal transfer arrangement
US8568085B2 (en) 2010-07-19 2013-10-29 Pratt & Whitney Canada Corp High pressure turbine vane cooling hole distrubution
GB201012783D0 (en) 2010-07-30 2010-09-15 Rolls Royce Plc Turbine stage shroud segment
ITMI20101919A1 (it) * 2010-10-20 2012-04-21 Ansaldo Energia Spa Turbina a gas provvista di un circuito per il raffreddamento di sezioni di sommita' di pale rotoriche
US8876458B2 (en) * 2011-01-25 2014-11-04 United Technologies Corporation Blade outer air seal assembly and support
US9062558B2 (en) 2011-07-15 2015-06-23 United Technologies Corporation Blade outer air seal having partial coating
US9995165B2 (en) 2011-07-15 2018-06-12 United Technologies Corporation Blade outer air seal having partial coating
US8944750B2 (en) 2011-12-22 2015-02-03 Pratt & Whitney Canada Corp. High pressure turbine vane cooling hole distribution
US9033670B2 (en) 2012-04-11 2015-05-19 Honeywell International Inc. Axially-split radial turbines and methods for the manufacture thereof
US9115586B2 (en) 2012-04-19 2015-08-25 Honeywell International Inc. Axially-split radial turbine
US9062556B2 (en) 2012-09-28 2015-06-23 Pratt & Whitney Canada Corp. High pressure turbine blade cooling hole distribution
US9121289B2 (en) 2012-09-28 2015-09-01 Pratt & Whitney Canada Corp. High pressure turbine blade cooling hole distribution
US9476305B2 (en) 2013-05-13 2016-10-25 Honeywell International Inc. Impingement-cooled turbine rotor
GB201311333D0 (en) 2013-06-26 2013-08-14 Rolls Royce Plc Component for use in releasing a flow of material into an environment subject to periodic fluctuations in pressure
US9464538B2 (en) 2013-07-08 2016-10-11 General Electric Company Shroud block segment for a gas turbine
EP2826961A1 (en) * 2013-07-19 2015-01-21 Alstom Technology Ltd Turbomachine with reduced tip leakage flow
JP6466647B2 (ja) * 2014-03-27 2019-02-06 三菱日立パワーシステムズ株式会社 ガスタービンの分割環の冷却構造及びこれを有するガスタービン
EP3191689B1 (en) 2014-09-08 2019-11-06 Siemens Energy, Inc. A cooled turbine vane platform comprising forward, midchord and aft cooling chambers in the platform
US9581029B2 (en) 2014-09-24 2017-02-28 Pratt & Whitney Canada Corp. High pressure turbine blade cooling hole distribution
CN107407153B (zh) 2015-03-17 2019-09-27 西门子能源有限公司 具有泄漏流调节器的带罩涡轮机翼型件
US10119405B2 (en) 2015-12-21 2018-11-06 General Electric Company Cooling circuit for a multi-wall blade
US9976425B2 (en) 2015-12-21 2018-05-22 General Electric Company Cooling circuit for a multi-wall blade
US10060269B2 (en) 2015-12-21 2018-08-28 General Electric Company Cooling circuits for a multi-wall blade
US10053989B2 (en) 2015-12-21 2018-08-21 General Electric Company Cooling circuit for a multi-wall blade
US9932838B2 (en) 2015-12-21 2018-04-03 General Electric Company Cooling circuit for a multi-wall blade
US10030526B2 (en) 2015-12-21 2018-07-24 General Electric Company Platform core feed for a multi-wall blade
US9926788B2 (en) 2015-12-21 2018-03-27 General Electric Company Cooling circuit for a multi-wall blade
US10221696B2 (en) 2016-08-18 2019-03-05 General Electric Company Cooling circuit for a multi-wall blade
US10208607B2 (en) 2016-08-18 2019-02-19 General Electric Company Cooling circuit for a multi-wall blade
US10267162B2 (en) 2016-08-18 2019-04-23 General Electric Company Platform core feed for a multi-wall blade
US10208608B2 (en) 2016-08-18 2019-02-19 General Electric Company Cooling circuit for a multi-wall blade
US10227877B2 (en) 2016-08-18 2019-03-12 General Electric Company Cooling circuit for a multi-wall blade
US10619504B2 (en) 2017-10-31 2020-04-14 United Technologies Corporation Gas turbine engine blade outer air seal cooling hole configuration
JP6726776B2 (ja) * 2019-01-10 2020-07-22 三菱日立パワーシステムズ株式会社 ガスタービンの分割環の冷却構造及びこれを有するガスタービン
US11092081B1 (en) 2019-02-08 2021-08-17 Raytheon Technologies Corporation Blade outer air seal for a gas turbine engine
KR102510535B1 (ko) * 2021-02-23 2023-03-15 두산에너빌리티 주식회사 링 세그먼트 및 이를 포함하는 터보머신

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2117451B (en) 1982-03-05 1985-11-06 Rolls Royce Gas turbine shroud
US5165847A (en) * 1991-05-20 1992-11-24 General Electric Company Tapered enlargement metering inlet channel for a shroud cooling assembly of gas turbine engines
US5169287A (en) 1991-05-20 1992-12-08 General Electric Company Shroud cooling assembly for gas turbine engine
WO1994012775A1 (en) 1992-11-24 1994-06-09 United Technologies Corporation Coolable outer air seal assembly for a turbine
DE69418034T2 (de) 1994-07-29 1999-11-18 United Technologies Corp., Hartford Schaufelspitzendichtungsring für eine Gasturbine
US5503527A (en) 1994-12-19 1996-04-02 General Electric Company Turbine blade having tip slot

Also Published As

Publication number Publication date
EP1024251A3 (en) 2000-09-06
JP2000291410A (ja) 2000-10-17
US6196792B1 (en) 2001-03-06
EP1024251B1 (en) 2004-11-24
EP1024251A2 (en) 2000-08-02
DE60016058D1 (de) 2004-12-30
DE60016058T2 (de) 2005-11-24

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