JP5491874B2 - ガスタービン中の２次空気流を低減する装置およびシステム - Google Patents

ガスタービン中の２次空気流を低減する装置およびシステム Download PDF

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Publication number
JP5491874B2
JP5491874B2 JP2010003534A JP2010003534A JP5491874B2 JP 5491874 B2 JP5491874 B2 JP 5491874B2 JP 2010003534 A JP2010003534 A JP 2010003534A JP 2010003534 A JP2010003534 A JP 2010003534A JP 5491874 B2 JP5491874 B2 JP 5491874B2
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Japan
Prior art keywords
sealing member
rotor disk
interstage
turbine
turbine buckets
Prior art date
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JP2010003534A
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Japanese (ja)
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JP2010164054A5 (enExample
JP2010164054A (ja
Inventor
ゲーリー・チャールズ・リオッタ
トーマス・レイモンド・ファレル
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General Electric Co
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General Electric Co
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Publication of JP2010164054A5 publication Critical patent/JP2010164054A5/ja
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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
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • 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
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
    • F01D5/066—Connecting means for joining rotor-discs or rotor-elements together, e.g. by a central bolt, by clamps

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2010003534A 2009-01-14 2010-01-12 ガスタービン中の２次空気流を低減する装置およびシステム Active JP5491874B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/353,305 US8221062B2 (en) 2009-01-14 2009-01-14 Device and system for reducing secondary air flow in a gas turbine
US12/353,305 2009-01-14

Publications (3)

Publication Number Publication Date
JP2010164054A JP2010164054A (ja) 2010-07-29
JP2010164054A5 JP2010164054A5 (enExample) 2012-12-27
JP5491874B2 true JP5491874B2 (ja) 2014-05-14

Family

ID=41720549

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010003534A Active JP5491874B2 (ja) 2009-01-14 2010-01-12 ガスタービン中の２次空気流を低減する装置およびシステム

Country Status (5)

Country Link
US (1) US8221062B2 (enExample)
EP (1) EP2208860B1 (enExample)
JP (1) JP5491874B2 (enExample)
CN (1) CN101845996B (enExample)
HU (1) HUE051990T2 (enExample)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8376697B2 (en) * 2008-09-25 2013-02-19 Siemens Energy, Inc. Gas turbine sealing apparatus
US8845284B2 (en) * 2010-07-02 2014-09-30 General Electric Company Apparatus and system for sealing a turbine rotor
US9217334B2 (en) 2011-10-26 2015-12-22 General Electric Company Turbine cover plate assembly
US9051845B2 (en) 2012-01-05 2015-06-09 General Electric Company System for axial retention of rotating segments of a turbine
US20130186103A1 (en) * 2012-01-20 2013-07-25 General Electric Company Near flow path seal for a turbomachine
US9080456B2 (en) * 2012-01-20 2015-07-14 General Electric Company Near flow path seal with axially flexible arms
US8864453B2 (en) 2012-01-20 2014-10-21 General Electric Company Near flow path seal for a turbomachine
US9845184B2 (en) 2012-02-13 2017-12-19 Polytex Fibers Corporation Easy open plastic bags
US11459157B2 (en) 2012-02-13 2022-10-04 Polytex Fibers Llc Woven plastic bags with features that reduce leakage, breakage and infestations
US12234076B2 (en) 2012-02-13 2025-02-25 Polytex Fibers Llc Peelable easy open plastic bags
US9540940B2 (en) 2012-03-12 2017-01-10 General Electric Company Turbine interstage seal system
US9151169B2 (en) * 2012-03-29 2015-10-06 General Electric Company Near-flow-path seal isolation dovetail
US20130264779A1 (en) * 2012-04-10 2013-10-10 General Electric Company Segmented interstage seal system
US9169849B2 (en) 2012-05-08 2015-10-27 United Technologies Corporation Gas turbine engine compressor stator seal
US9169737B2 (en) 2012-11-07 2015-10-27 United Technologies Corporation Gas turbine engine rotor seal
EP2935837B1 (en) 2012-12-19 2019-02-06 United Technologies Corporation Segmented seal for a gas turbine engine
US10337406B2 (en) 2013-02-28 2019-07-02 United Technologies Corporation Method and apparatus for handling pre-diffuser flow for cooling high pressure turbine components
US9605596B2 (en) 2013-03-08 2017-03-28 United Technologies Corporation Duct blocker seal assembly for a gas turbine engine
US9441639B2 (en) * 2013-05-13 2016-09-13 General Electric Company Compressor rotor heat shield
FR3009336B1 (fr) * 2013-08-05 2015-09-04 Snecma Ensemble rotatif de turbomachine muni d'une virole labyrinthe cmc
CN103541776B (zh) * 2013-10-15 2015-12-30 北京华清燃气轮机与煤气化联合循环工程技术有限公司 一种燃气轮机轮盘间的轴向密封结构
US10465519B2 (en) * 2013-10-17 2019-11-05 Pratt & Whitney Canada Corp. Fastening system for rotor hubs
US9404376B2 (en) * 2013-10-28 2016-08-02 General Electric Company Sealing component for reducing secondary airflow in a turbine system
WO2015119687A2 (en) * 2013-11-11 2015-08-13 United Technologies Corporation Segmented seal for gas turbine engine
US9771802B2 (en) * 2014-02-25 2017-09-26 Siemens Energy, Inc. Thermal shields for gas turbine rotor
CA2944904C (en) 2014-04-04 2022-08-16 Polytex Fibers Corporation Woven plastic bags with features that reduce leakage, breakage and infestations
US11472622B2 (en) 2014-04-04 2022-10-18 Polytex Fibers Llc Woven plastic bags with features that reduce leakage, breakage, and infestations
US11305927B2 (en) 2014-04-04 2022-04-19 Polytex Fibers Llc Easy open plastic bags
FR3021692B1 (fr) * 2014-05-27 2016-05-13 Snecma Platine d'etancheite a fonction de fusible
US10648481B2 (en) 2014-11-17 2020-05-12 United Technologies Corporation Fiber reinforced spacer for a gas turbine engine
US10662793B2 (en) * 2014-12-01 2020-05-26 General Electric Company Turbine wheel cover-plate mounted gas turbine interstage seal
US20160186592A1 (en) * 2014-12-31 2016-06-30 General Electric Company Flowpath boundary and rotor assemblies in gas turbines
US10337345B2 (en) 2015-02-20 2019-07-02 General Electric Company Bucket mounted multi-stage turbine interstage seal and method of assembly
US20170328203A1 (en) * 2016-05-10 2017-11-16 General Electric Company Turbine assembly, turbine inner wall assembly, and turbine assembly method
US10533445B2 (en) 2016-08-23 2020-01-14 United Technologies Corporation Rim seal for gas turbine engine
FR3057300B1 (fr) * 2016-10-07 2018-10-05 Safran Aircraft Engines Assemblage d'anneau mobile de turbine de turbomachine
EP3318724A1 (de) * 2016-11-04 2018-05-09 Siemens Aktiengesellschaft Dichtsegment eines rotors sowie rotor
KR102153015B1 (ko) * 2017-11-21 2020-09-07 두산중공업 주식회사 로터 디스크 결합체 및 이를 포함하는 가스터빈
JP7092938B2 (ja) * 2018-08-02 2022-06-28 シーメンス エナジー グローバル ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー コマンディートゲゼルシャフト ２つのロータディスクの間にロータ組立要素を配置したロータ
GB2581964A (en) * 2019-03-04 2020-09-09 Rolls Royce Plc A turbomachine for a gas turbine engine
KR102127429B1 (ko) 2019-06-05 2020-06-26 두산중공업 주식회사 터빈 로터 디스크와 인터스테이지 디스크 사이의 실링 구조
IT202000004585A1 (it) * 2020-03-04 2021-09-04 Nuovo Pignone Tecnologie Srl Turbina e pala perfezionate per la protezione della radice dai gas caldi del percorso del flusso.

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB706730A (en) * 1951-04-11 1954-04-07 Vickers Electrical Co Ltd Improvements relating to turbine rotors
US3551068A (en) * 1968-10-25 1970-12-29 Westinghouse Electric Corp Rotor structure for an axial flow machine
DE2555911A1 (de) * 1975-12-12 1977-06-23 Motoren Turbinen Union Rotor fuer stroemungsmaschinen, insbesondere gasturbinenstrahltriebwerke
US5080556A (en) * 1990-09-28 1992-01-14 General Electric Company Thermal seal for a gas turbine spacer disc
US5236302A (en) * 1991-10-30 1993-08-17 General Electric Company Turbine disk interstage seal system
GB2307520B (en) 1995-11-14 1999-07-07 Rolls Royce Plc A gas turbine engine
DE19940525A1 (de) * 1999-08-26 2001-03-01 Asea Brown Boveri Wärmestaueinheit für eine Rotoranordnung
US6464453B2 (en) 2000-12-04 2002-10-15 General Electric Company Turbine interstage sealing ring
US6769865B2 (en) * 2002-03-22 2004-08-03 General Electric Company Band cooled turbine nozzle
EP1371814A1 (en) 2002-06-11 2003-12-17 ALSTOM (Switzerland) Ltd Sealing arrangement for a rotor of a turbomachine
US7488153B2 (en) 2002-07-01 2009-02-10 Alstom Technology Ltd. Steam turbine
US7252481B2 (en) 2004-05-14 2007-08-07 Pratt & Whitney Canada Corp. Natural frequency tuning of gas turbine engine blades
US7410345B2 (en) 2005-04-11 2008-08-12 General Electric Company Turbine nozzle retention key
US7520718B2 (en) * 2005-07-18 2009-04-21 Siemens Energy, Inc. Seal and locking plate for turbine rotor assembly between turbine blade and turbine vane
CA2619730A1 (en) * 2005-08-23 2007-03-01 Alstom Technology Ltd Locking and fixing device for a heat shield element for a rotor unit of a turbomachine
US8573940B2 (en) 2006-07-07 2013-11-05 United Technologies Corporation Interlocking knife edge seals
EP1898054B1 (de) 2006-08-25 2018-05-30 Ansaldo Energia IP UK Limited Gasturbine
US7870742B2 (en) 2006-11-10 2011-01-18 General Electric Company Interstage cooled turbine engine
EP2039886B1 (en) * 2007-09-24 2010-06-23 ALSTOM Technology Ltd Seal in gas turbine

Also Published As

Publication number Publication date
EP2208860A3 (en) 2012-12-05
HUE051990T2 (hu) 2021-04-28
EP2208860A2 (en) 2010-07-21
CN101845996B (zh) 2015-04-01
US8221062B2 (en) 2012-07-17
US20100178160A1 (en) 2010-07-15
CN101845996A (zh) 2010-09-29
EP2208860B1 (en) 2020-06-24
JP2010164054A (ja) 2010-07-29

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