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

Info

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
Authority
JP
Japan
Prior art keywords
rotor
stator
shroud
leaf
gap
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
JP2010000848A
Other languages
English (en)
Japanese (ja)
Other versions
JP2010159755A (ja
JP2010159755A5 (enExample
Inventor
マーク・ダブリュー・フラナガン
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
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 JP2010159755A publication Critical patent/JP2010159755A/ja
Publication of JP2010159755A5 publication Critical patent/JP2010159755A5/ja
Application granted granted Critical
Publication of JP5438520B2 publication Critical patent/JP5438520B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • F01D11/16—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 US8177501B2 (en) 2009-01-08 2009-01-08 Stator casing having improved running clearances under thermal load
US12/350,386 2009-01-08

Publications (3)

Publication Number Publication Date
JP2010159755A JP2010159755A (ja) 2010-07-22
JP2010159755A5 JP2010159755A5 (enExample) 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 (enExample)
EP (1) EP2206888A3 (enExample)
JP (1) JP5438520B2 (enExample)
CN (1) CN101886574B (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
EP3763918B1 (en) * 2018-03-07 2025-10-22 Kawasaki Jukogyo Kabushiki Kaisha Shroud attaching structure for gas turbine
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

Family Cites Families (10)

* Cited by examiner, † Cited by third party
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
JP2010159755A (ja) 2010-07-22
CN101886574B (zh) 2014-10-15
US8177501B2 (en) 2012-05-15
EP2206888A2 (en) 2010-07-14
US20100172754A1 (en) 2010-07-08
CN101886574A (zh) 2010-11-17
EP2206888A3 (en) 2012-11-28

Similar Documents

Publication Publication Date Title
JP5438520B2 (ja) 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
US11187102B2 (en) Method and system for mitigating bowed rotor operation of gas turbine engine
EP2006496A1 (en) Gas turbine engine start up method
US7946807B2 (en) Set of insulating sheets on a casing to improve blade tip clearance
JP6025398B2 (ja) ターボ機械
US20130139519A1 (en) Multi-spool intercooled recuperated gas turbine
CN109026403A (zh) 启动燃气涡轮发动机的方法
JP2009515081A (ja) 動力伝達機能を有するガスタービンエンジンおよび方法
CA2963417A1 (en) Oil-free gas turbine engine
WO2000039441A1 (en) Apparatus and method to increase turbine power
EP2208861A2 (en) Compressor clearance control system using bearing oil waste heat
JP2015078622A (ja) ガスタービン
KR20170083144A (ko) 가스 터빈의 제조 방법
US8523512B2 (en) Method of matching thermal response rates between a stator and a rotor and fluidic thermal switch for use therewith
JP7034691B2 (ja) ガスタービン用の二重給電誘導発電機システム
US12209540B2 (en) Bowed-rotor mitigation system for a gas turbine
JP2008519580A (ja) 電気機械装置
CN104454039B (zh) 用于旋转机器的间隙控制系统以及控制间隙的方法
KR101091894B1 (ko) 냉각성능이 개선된 가스터빈 장치
EP2514928B1 (en) Compressor inlet casing with integral bearing housing
US20240026801A1 (en) Rotor cooling system for shutdown
JP6271273B2 (ja) ガスタービン、ガスタービンの制御装置、ガスタービンの起動方法
JPH0886227A (ja) コンバインド軸系の起動方法
JP7365942B2 (ja) 軸流回転機械の静翼環及び軸流回転機械
KR102579798B1 (ko) 터보기기

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20120717

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20120717

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20130823

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20130827

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20131030

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20131119

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20131213

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

LAPS Cancellation because of no payment of annual fees