JP5438520B2 - 熱負荷状態での稼働間隙を改善したステータケーシング - Google Patents

熱負荷状態での稼働間隙を改善したステータケーシング Download PDF

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Publication number
JP5438520B2
JP5438520B2 JP2010000848A JP2010000848A JP5438520B2 JP 5438520 B2 JP5438520 B2 JP 5438520B2 JP 2010000848 A JP2010000848 A JP 2010000848A JP 2010000848 A JP2010000848 A JP 2010000848A JP 5438520 B2 JP5438520 B2 JP 5438520B2
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Japan
Prior art keywords
rotor
stator
shroud
leaf
gap
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Expired - Fee Related
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JP2010000848A
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English (en)
Japanese (ja)
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JP2010159755A5 (https=
JP2010159755A (ja
Inventor
マーク・ダブリュー・フラナガン
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General Electric Co
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General Electric Co
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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
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/16—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means
    • F01D11/18—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means using stator or rotor components with predetermined thermal response, e.g. selective insulation, thermal inertia, differential expansion
    • 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
    • F05D2240/55—Seals
    • F05D2240/57—Leaf seals
    • 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
    • F05D2240/55—Seals
    • F05D2240/59—Lamellar seals

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2010000848A 2009-01-08 2010-01-06 熱負荷状態での稼働間隙を改善したステータケーシング Expired - Fee Related JP5438520B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/350,386 2009-01-08
US12/350,386 US8177501B2 (en) 2009-01-08 2009-01-08 Stator casing having improved running clearances under thermal load

Publications (3)

Publication Number Publication Date
JP2010159755A JP2010159755A (ja) 2010-07-22
JP2010159755A5 JP2010159755A5 (https=) 2012-08-30
JP5438520B2 true JP5438520B2 (ja) 2014-03-12

Family

ID=41694635

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010000848A Expired - Fee Related JP5438520B2 (ja) 2009-01-08 2010-01-06 熱負荷状態での稼働間隙を改善したステータケーシング

Country Status (4)

Country Link
US (1) US8177501B2 (https=)
EP (1) EP2206888A3 (https=)
JP (1) JP5438520B2 (https=)
CN (1) CN101886574B (https=)

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US20110250053A1 (en) * 2007-03-23 2011-10-13 Presz Jr Walter M Fluid turbines
US8834106B2 (en) * 2011-06-01 2014-09-16 United Technologies Corporation Seal assembly for gas turbine engine
US8973373B2 (en) * 2011-10-31 2015-03-10 General Electric Company Active clearance control system and method for gas turbine
WO2014143311A1 (en) * 2013-03-14 2014-09-18 Uskert Richard C Turbine shrouds
GB201309580D0 (en) 2013-05-29 2013-07-10 Siemens Ag Rotor tip clearance
CN104295455A (zh) * 2014-08-01 2015-01-21 刘言成 电动车风阻自发电系统专用筒型内封闭式风叶轮
WO2016026656A1 (en) 2014-08-22 2016-02-25 British Telecommunications Public Limited Company Small cell resource allocation
CN104976076A (zh) * 2015-07-14 2015-10-14 刘言成 筒型内封闭式风叶轮惯性辅助飞轮体
SE540137C2 (en) 2016-06-23 2018-04-10 C Green Tech Ab Method for oxidation of a liquid phase in a hydrothermal carbonization process
CN107889116B (zh) 2016-09-30 2022-05-10 英国电讯有限公司 多级小区或小区簇的配置方法、装置以及通信系统
CN107889117B (zh) 2016-09-30 2022-05-10 英国电讯有限公司 小小区簇的资源分配装置、资源分配方法以及通信系统
CN107889127B (zh) 2016-09-30 2022-08-16 英国电讯有限公司 小区簇的资源管理方法、装置及通信系统
US10677260B2 (en) * 2017-02-21 2020-06-09 General Electric Company Turbine engine and method of manufacturing
JP7065941B2 (ja) 2018-03-07 2022-05-12 川崎重工業株式会社 ガスタービンのシュラウド取付構造、シュラウド集合体及びシュラウド要素
US11236631B2 (en) * 2018-11-19 2022-02-01 Rolls-Royce North American Technologies Inc. Mechanical iris tip clearance control
US10935142B2 (en) * 2019-02-01 2021-03-02 Rolls-Royce Corporation Mounting assembly for a ceramic seal runner
GB2581219B (en) * 2019-05-22 2021-07-28 Christian Schulte Horst Performance increased wind energy installation
CN118070455B (zh) * 2024-04-17 2024-07-05 中国航发四川燃气涡轮研究院 一种涡轮转静子径向装配间隙的设计方法及系统
CN120969262B (zh) * 2025-10-22 2026-01-30 中国航发湖南动力机械研究所 压气机前后排混合轴向扩压器及具有其的航空发动机

Family Cites Families (10)

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Publication number Priority date Publication date Assignee Title
US2634090A (en) * 1950-07-28 1953-04-07 Westinghouse Electric Corp Turbine apparatus
JPS57157002A (en) * 1981-03-25 1982-09-28 Hitachi Ltd Clearance controlling device for gas turbine
JPS63154805A (ja) * 1986-12-17 1988-06-28 Mitsubishi Heavy Ind Ltd ガスタ−ビン翼先端すき間の自動最適化機構
JPS6435001A (en) * 1987-07-30 1989-02-06 Toshiba Corp Gap adjusting device for seal part of turbine
JPH0230903A (ja) * 1988-07-20 1990-02-01 Hitachi Ltd 蒸気タービン
US5281085A (en) * 1990-12-21 1994-01-25 General Electric Company Clearance control system for separately expanding or contracting individual portions of an annular shroud
US5167488A (en) * 1991-07-03 1992-12-01 General Electric Company Clearance control assembly having a thermally-controlled one-piece cylindrical housing for radially positioning shroud segments
JPH0693803A (ja) * 1992-09-10 1994-04-05 Hitachi Ltd ラビリンスパッキン
US6733233B2 (en) * 2002-04-26 2004-05-11 Pratt & Whitney Canada Corp. Attachment of a ceramic shroud in a metal housing
US7434402B2 (en) * 2005-03-29 2008-10-14 Siemens Power Generation, Inc. System for actively controlling compressor clearances

Also Published As

Publication number Publication date
CN101886574B (zh) 2014-10-15
US8177501B2 (en) 2012-05-15
CN101886574A (zh) 2010-11-17
EP2206888A3 (en) 2012-11-28
US20100172754A1 (en) 2010-07-08
EP2206888A2 (en) 2010-07-14
JP2010159755A (ja) 2010-07-22

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