CN101845996B - 用于在燃气轮机中减少二次空气流的装置和系统 - Google Patents

用于在燃气轮机中减少二次空气流的装置和系统 Download PDF

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Publication number
CN101845996B
CN101845996B CN201010005139.7A CN201010005139A CN101845996B CN 101845996 B CN101845996 B CN 101845996B CN 201010005139 A CN201010005139 A CN 201010005139A CN 101845996 B CN101845996 B CN 101845996B
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CN
China
Prior art keywords
rotor disk
interstage
turbine
sealing member
rotor
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.)
Active
Application number
CN201010005139.7A
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English (en)
Chinese (zh)
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CN101845996A (zh
Inventor
G·C·利奥塔
T·R·法雷尔
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General Electric Company PLC
Original Assignee
General Electric Co
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Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of CN101845996A publication Critical patent/CN101845996A/zh
Application granted granted Critical
Publication of CN101845996B publication Critical patent/CN101845996B/zh
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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
    • F01D11/001—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CN201010005139.7A 2009-01-14 2010-01-14 用于在燃气轮机中减少二次空气流的装置和系统 Active CN101845996B (zh)

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
US12/353305 2009-01-14

Publications (2)

Publication Number Publication Date
CN101845996A CN101845996A (zh) 2010-09-29
CN101845996B true CN101845996B (zh) 2015-04-01

Family

ID=41720549

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201010005139.7A Active CN101845996B (zh) 2009-01-14 2010-01-14 用于在燃气轮机中减少二次空气流的装置和系统

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)

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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.

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GB1524108A (en) * 1975-12-12 1978-09-06 Mtu Muenchen Gmbh Rotor for fluid flow machine
US5236302A (en) * 1991-10-30 1993-08-17 General Electric Company Turbine disk interstage seal system
EP1079070A2 (de) * 1999-08-26 2001-02-28 Asea Brown Boveri Ag Wärmestaueinheit für eine Rotoranordnung
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

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US6769865B2 (en) * 2002-03-22 2004-08-03 General Electric Company Band cooled turbine nozzle
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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
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Patent Citations (4)

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Publication number Priority date Publication date Assignee Title
GB1524108A (en) * 1975-12-12 1978-09-06 Mtu Muenchen Gmbh Rotor for fluid flow machine
US5236302A (en) * 1991-10-30 1993-08-17 General Electric Company Turbine disk interstage seal system
EP1079070A2 (de) * 1999-08-26 2001-02-28 Asea Brown Boveri Ag Wärmestaueinheit für eine Rotoranordnung
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

Also Published As

Publication number Publication date
EP2208860A3 (en) 2012-12-05
HUE051990T2 (hu) 2021-04-28
EP2208860A2 (en) 2010-07-21
US8221062B2 (en) 2012-07-17
US20100178160A1 (en) 2010-07-15
CN101845996A (zh) 2010-09-29
EP2208860B1 (en) 2020-06-24
JP5491874B2 (ja) 2014-05-14
JP2010164054A (ja) 2010-07-29

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Effective date of registration: 20240104

Address after: Swiss Baden

Patentee after: GENERAL ELECTRIC CO. LTD.

Address before: New York, United States

Patentee before: General Electric Co.