KR101833662B1 - 분할환 냉각 구조 및 이것을 갖는 가스 터빈 - Google Patents

분할환 냉각 구조 및 이것을 갖는 가스 터빈 Download PDF

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KR101833662B1
KR101833662B1 KR1020167026061A KR20167026061A KR101833662B1 KR 101833662 B1 KR101833662 B1 KR 101833662B1 KR 1020167026061 A KR1020167026061 A KR 1020167026061A KR 20167026061 A KR20167026061 A KR 20167026061A KR 101833662 B1 KR101833662 B1 KR 101833662B1
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South Korea
Prior art keywords
cooling
cavity
divided body
split ring
turbine
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Korean (ko)
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KR20160124216A (ko
Inventor
요시오 후쿠이
마사미츠 쿠와바라
사토시 하다
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미츠비시 히타치 파워 시스템즈 가부시키가이샤
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    • 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
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • 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
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/023—Transition ducts between combustor cans and first stage of the turbine in gas-turbine engines; their cooling or sealings
    • 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
    • F02C7/12—Cooling of plants
    • F02C7/16—Cooling of plants characterised by cooling medium
    • F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
    • 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
    • F05D2260/204—Heat transfer, e.g. cooling by the use of microcircuits
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
KR1020167026061A 2014-03-27 2015-03-20 분할환 냉각 구조 및 이것을 갖는 가스 터빈 Active KR101833662B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2014067106A JP6466647B2 (ja) 2014-03-27 2014-03-27 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
JPJP-P-2014-067106 2014-03-27
PCT/JP2015/058592 WO2015146854A1 (ja) 2014-03-27 2015-03-20 分割環冷却構造及びこれを有するガスタービン

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020187004962A Division KR20180021242A (ko) 2014-03-27 2015-03-20 분할환 냉각 구조 및 이것을 갖는 가스 터빈

Publications (2)

Publication Number Publication Date
KR20160124216A KR20160124216A (ko) 2016-10-26
KR101833662B1 true KR101833662B1 (ko) 2018-02-28

Family

ID=54195370

Family Applications (2)

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KR1020167026061A Active KR101833662B1 (ko) 2014-03-27 2015-03-20 분할환 냉각 구조 및 이것을 갖는 가스 터빈
KR1020187004962A Ceased KR20180021242A (ko) 2014-03-27 2015-03-20 분할환 냉각 구조 및 이것을 갖는 가스 터빈

Family Applications After (1)

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KR1020187004962A Ceased KR20180021242A (ko) 2014-03-27 2015-03-20 분할환 냉각 구조 및 이것을 갖는 가스 터빈

Country Status (6)

Country Link
US (1) US20170138211A1 (https=)
JP (1) JP6466647B2 (https=)
KR (2) KR101833662B1 (https=)
CN (2) CN106133295B (https=)
DE (1) DE112015001476T5 (https=)
WO (1) WO2015146854A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11591923B1 (en) 2021-11-30 2023-02-28 Doosan Enerbility Co., Ltd. Ring segment and turbine including the same

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JP6203090B2 (ja) 2014-03-14 2017-09-27 三菱日立パワーシステムズ株式会社 排気室入口側部材、排気室、ガスタービンおよび最終段タービン動翼取出方法
US10975721B2 (en) * 2016-01-12 2021-04-13 Pratt & Whitney Canada Corp. Cooled containment case using internal plenum
JP6725273B2 (ja) * 2016-03-11 2020-07-15 三菱日立パワーシステムズ株式会社 翼、これを備えているガスタービン
JP6746486B2 (ja) * 2016-12-14 2020-08-26 三菱日立パワーシステムズ株式会社 分割環及びガスタービン
JP6775428B2 (ja) * 2017-01-12 2020-10-28 三菱パワー株式会社 分割環表面側部材、分割環支持側部材、分割環、静止側部材ユニット及び方法
GB201712025D0 (en) * 2017-07-26 2017-09-06 Rolls Royce Plc Gas turbine engine
FR3071427B1 (fr) * 2017-09-22 2020-02-07 Safran Carter de turbomachine
KR101984397B1 (ko) * 2017-09-29 2019-05-30 두산중공업 주식회사 로터, 터빈 및 이를 포함하는 가스터빈
US10655489B2 (en) * 2018-01-04 2020-05-19 General Electric Company Systems and methods for assembling flow path components
FR3082872B1 (fr) * 2018-06-25 2021-06-04 Safran Aircraft Engines Dispositif de refroidissement d'un carter de turbomachine
US10837315B2 (en) * 2018-10-25 2020-11-17 General Electric Company Turbine shroud including cooling passages in communication with collection plenums
US10934873B2 (en) * 2018-11-07 2021-03-02 General Electric Company Sealing system for turbine shroud segments
US10822987B1 (en) * 2019-04-16 2020-11-03 Pratt & Whitney Canada Corp. Turbine stator outer shroud cooling fins
GB2584299A (en) 2019-05-29 2020-12-02 Siemens Ag Heatshield for gas turbine engine
KR102510537B1 (ko) * 2021-02-24 2023-03-15 두산에너빌리티 주식회사 링 세그먼트 및 이를 포함하는 터보머신
GB202216827D0 (en) * 2022-11-11 2022-12-28 Rolls Royce Plc A method of manufacturing a turbine component
CN119616603A (zh) * 2025-01-21 2025-03-14 中国联合重型燃气轮机技术有限公司 护环和燃气轮机

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JP2010001764A (ja) * 2008-06-18 2010-01-07 Mitsubishi Heavy Ind Ltd 分割環冷却構造
WO2011132217A1 (ja) * 2010-04-20 2011-10-27 三菱重工業株式会社 分割環冷却構造およびガスタービン

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US5993150A (en) * 1998-01-16 1999-11-30 General Electric Company Dual cooled shroud
US6196792B1 (en) * 1999-01-29 2001-03-06 General Electric Company Preferentially cooled turbine shroud
JP3825279B2 (ja) * 2001-06-04 2006-09-27 三菱重工業株式会社 ガスタービン
US7033138B2 (en) * 2002-09-06 2006-04-25 Mitsubishi Heavy Industries, Ltd. Ring segment of gas turbine
US7147432B2 (en) * 2003-11-24 2006-12-12 General Electric Company Turbine shroud asymmetrical cooling elements
US7306424B2 (en) * 2004-12-29 2007-12-11 United Technologies Corporation Blade outer seal with micro axial flow cooling system
EP2405103B1 (en) * 2009-08-24 2016-05-04 Mitsubishi Heavy Industries, Ltd. Split ring cooling structure
JP4634528B1 (ja) * 2010-01-26 2011-02-16 三菱重工業株式会社 分割環冷却構造およびガスタービン
US8449246B1 (en) * 2010-12-01 2013-05-28 Florida Turbine Technologies, Inc. BOAS with micro serpentine cooling
US20130011238A1 (en) * 2011-07-05 2013-01-10 George Liang Cooled ring segment
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JP2010001764A (ja) * 2008-06-18 2010-01-07 Mitsubishi Heavy Ind Ltd 分割環冷却構造
WO2011132217A1 (ja) * 2010-04-20 2011-10-27 三菱重工業株式会社 分割環冷却構造およびガスタービン

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11591923B1 (en) 2021-11-30 2023-02-28 Doosan Enerbility Co., Ltd. Ring segment and turbine including the same

Also Published As

Publication number Publication date
DE112015001476T5 (de) 2016-12-15
CN106133295B (zh) 2018-04-06
CN108278159A (zh) 2018-07-13
KR20160124216A (ko) 2016-10-26
US20170138211A1 (en) 2017-05-18
KR20180021242A (ko) 2018-02-28
JP2015190354A (ja) 2015-11-02
CN106133295A (zh) 2016-11-16
WO2015146854A1 (ja) 2015-10-01
JP6466647B2 (ja) 2019-02-06

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