CN102418563B - 涡轮密封系统 - Google Patents

涡轮密封系统 Download PDF

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Publication number
CN102418563B
CN102418563B CN201110230170.5A CN201110230170A CN102418563B CN 102418563 B CN102418563 B CN 102418563B CN 201110230170 A CN201110230170 A CN 201110230170A CN 102418563 B CN102418563 B CN 102418563B
Authority
CN
China
Prior art keywords
turbine
radial
notch
radial support
single type
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
CN201110230170.5A
Other languages
English (en)
Chinese (zh)
Other versions
CN102418563A (zh
Inventor
J·S·库明斯
I·D·威尔逊
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 CN102418563A publication Critical patent/CN102418563A/zh
Application granted granted Critical
Publication of CN102418563B publication Critical patent/CN102418563B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F01D11/003—Preventing or minimising internal leakage of working-fluid, e.g. between stages by packing rings; Mechanical seals
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CN201110230170.5A 2010-08-02 2011-08-02 涡轮密封系统 Expired - Fee Related CN102418563B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/848906 2010-08-02
US12/848,906 US8511976B2 (en) 2010-08-02 2010-08-02 Turbine seal system

Publications (2)

Publication Number Publication Date
CN102418563A CN102418563A (zh) 2012-04-18
CN102418563B true CN102418563B (zh) 2015-11-25

Family

ID=45471229

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110230170.5A Expired - Fee Related CN102418563B (zh) 2010-08-02 2011-08-02 涡轮密封系统

Country Status (5)

Country Link
US (1) US8511976B2 (https=)
JP (1) JP6018367B2 (https=)
CN (1) CN102418563B (https=)
CH (1) CH703590B1 (https=)
DE (1) DE102011052240A1 (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9540940B2 (en) * 2012-03-12 2017-01-10 General Electric Company Turbine interstage seal system
US20150071771A1 (en) * 2013-09-12 2015-03-12 General Electric Company Inter-stage seal for a turbomachine
US9382801B2 (en) 2014-02-26 2016-07-05 General Electric Company Method for removing a rotor bucket from a turbomachine rotor wheel
US10036278B2 (en) * 2014-04-11 2018-07-31 United Technologies Corporation High pressure compressor thermal shield apparatus and system
FR3021692B1 (fr) * 2014-05-27 2016-05-13 Snecma Platine d'etancheite a fonction de fusible
US10662793B2 (en) * 2014-12-01 2020-05-26 General Electric Company Turbine wheel cover-plate mounted gas turbine interstage seal
US10337345B2 (en) 2015-02-20 2019-07-02 General Electric Company Bucket mounted multi-stage turbine interstage seal and method of assembly
US12037926B2 (en) * 2016-02-05 2024-07-16 Siemens Energy Global GmbH & Co. KG Rotor comprising a rotor component arranged between two rotor discs
DE102016222968A1 (de) * 2016-11-22 2018-05-24 Siemens Aktiengesellschaft Rotor mit Laufschaufel-Dichtsegment-Kopplung
US11371379B2 (en) * 2017-08-22 2022-06-28 General Electric Company Turbomachine with alternatingly spaced turbine rotor blades
CN113464211B (zh) * 2021-07-19 2024-02-09 中国联合重型燃气轮机技术有限公司 燃气轮机用密封板及燃气轮机

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2127906A (en) * 1982-09-29 1984-04-18 United Technologies Corp Rotor assembly e g for a gas turbine engine
EP0169801A1 (en) * 1984-07-23 1986-01-29 United Technologies Corporation Turbine side plate assembly
US4668167A (en) * 1985-08-08 1987-05-26 Societe National D'etude Et De Construction De Moteurs D'aviation "S.N.E.C.M.A." Multifunction labyrinth seal support disk for a turbojet engine rotor
GB2224319A (en) * 1988-09-06 1990-05-02 United Technologies Corp Turbomachine segmented interstage seal assembly
GB2280478A (en) * 1993-07-31 1995-02-01 Rolls Royce Plc Gas turbine sealing assemblies.

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2623357A (en) 1945-09-06 1952-12-30 Birmann Rudolph Gas turbine power plant having means to cool and means to compress combustion products passing through the turbine
GB612097A (en) * 1946-10-09 1948-11-08 English Electric Co Ltd Improvements in and relating to the cooling of gas turbine rotors
US2948060A (en) 1955-05-06 1960-08-09 Manning Maxwell & Moore Inc Method of assembling a limp diaphragm actuator
US3258067A (en) 1964-06-01 1966-06-28 Fleur Corp Heat exchanger
US3433020A (en) 1966-09-26 1969-03-18 Gen Electric Gas turbine engine rotors
US4820119A (en) 1988-05-23 1989-04-11 United Technologies Corporation Inner turbine seal
US5472313A (en) 1991-10-30 1995-12-05 General Electric Company Turbine disk cooling system
US5275534A (en) 1991-10-30 1994-01-04 General Electric Company Turbine disk forward seal assembly
US5288210A (en) 1991-10-30 1994-02-22 General Electric Company Turbine disk attachment system
US5236302A (en) 1991-10-30 1993-08-17 General Electric Company Turbine disk interstage seal system
US5338154A (en) 1993-03-17 1994-08-16 General Electric Company Turbine disk interstage seal axial retaining ring
US5318405A (en) 1993-03-17 1994-06-07 General Electric Company Turbine disk interstage seal anti-rotation key through disk dovetail slot
US5535585A (en) 1994-12-13 1996-07-16 Eichhorn; Gunther Slotted exhaust liner
GB2307520B (en) * 1995-11-14 1999-07-07 Rolls Royce Plc A gas turbine engine
GB2307279B (en) * 1995-11-14 1999-11-17 Rolls Royce Plc A gas turbine engine
US5630703A (en) * 1995-12-15 1997-05-20 General Electric Company Rotor disk post cooling system
US6267553B1 (en) 1999-06-01 2001-07-31 Joseph C. Burge Gas turbine compressor spool with structural and thermal upgrades
JP4035087B2 (ja) * 2003-06-27 2008-01-16 スネクマ ターボ機械ロータ装置
US6899520B2 (en) 2003-09-02 2005-05-31 General Electric Company Methods and apparatus to reduce seal rubbing within gas turbine engines
US8348603B2 (en) * 2009-04-02 2013-01-08 General Electric Company Gas turbine inner flowpath coverpiece

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2127906A (en) * 1982-09-29 1984-04-18 United Technologies Corp Rotor assembly e g for a gas turbine engine
EP0169801A1 (en) * 1984-07-23 1986-01-29 United Technologies Corporation Turbine side plate assembly
US4668167A (en) * 1985-08-08 1987-05-26 Societe National D'etude Et De Construction De Moteurs D'aviation "S.N.E.C.M.A." Multifunction labyrinth seal support disk for a turbojet engine rotor
GB2224319A (en) * 1988-09-06 1990-05-02 United Technologies Corp Turbomachine segmented interstage seal assembly
GB2280478A (en) * 1993-07-31 1995-02-01 Rolls Royce Plc Gas turbine sealing assemblies.

Also Published As

Publication number Publication date
US8511976B2 (en) 2013-08-20
CH703590B1 (de) 2016-07-29
DE102011052240A1 (de) 2012-02-02
CN102418563A (zh) 2012-04-18
JP6018367B2 (ja) 2016-11-02
JP2012031865A (ja) 2012-02-16
CH703590A2 (de) 2012-02-15
US20120027584A1 (en) 2012-02-02

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151125

Termination date: 20170802

CF01 Termination of patent right due to non-payment of annual fee