CN102213112B - 在支承于机器转子上的动叶排与周围固定壳体之间的密封系统 - Google Patents

在支承于机器转子上的动叶排与周围固定壳体之间的密封系统 Download PDF

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Publication number
CN102213112B
CN102213112B CN201110098819.2A CN201110098819A CN102213112B CN 102213112 B CN102213112 B CN 102213112B CN 201110098819 A CN201110098819 A CN 201110098819A CN 102213112 B CN102213112 B CN 102213112B
Authority
CN
China
Prior art keywords
individual cells
sealing system
sealing
flow channel
shroud
Prior art date
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Active
Application number
CN201110098819.2A
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English (en)
Chinese (zh)
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CN102213112A (zh
Inventor
J·约翰
S·K·贾因
R·N·苏塔
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General Electric Company PLC
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General Electric Co
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Publication of CN102213112A publication Critical patent/CN102213112A/zh
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Publication of CN102213112B publication Critical patent/CN102213112B/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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/127—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with a deformable or crushable structure, e.g. honeycomb
    • 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
    • F05D2250/00—Geometry
    • F05D2250/20—Three-dimensional
    • F05D2250/28—Three-dimensional patterned
    • F05D2250/283—Three-dimensional patterned honeycomb
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CN201110098819.2A 2010-04-09 2011-04-08 在支承于机器转子上的动叶排与周围固定壳体之间的密封系统 Active CN102213112B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/757,584 US8444371B2 (en) 2010-04-09 2010-04-09 Axially-oriented cellular seal structure for turbine shrouds and related method
US12/757584 2010-04-09

Publications (2)

Publication Number Publication Date
CN102213112A CN102213112A (zh) 2011-10-12
CN102213112B true CN102213112B (zh) 2016-01-20

Family

ID=44227907

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110098819.2A Active CN102213112B (zh) 2010-04-09 2011-04-08 在支承于机器转子上的动叶排与周围固定壳体之间的密封系统

Country Status (4)

Country Link
US (1) US8444371B2 (enExample)
EP (1) EP2375003B1 (enExample)
JP (1) JP5738650B2 (enExample)
CN (1) CN102213112B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2483060B (en) * 2010-08-23 2013-05-15 Rolls Royce Plc A turbomachine casing assembly
US9885368B2 (en) 2012-05-24 2018-02-06 Carrier Corporation Stall margin enhancement of axial fan with rotating shroud
US9206700B2 (en) * 2013-10-25 2015-12-08 Siemens Aktiengesellschaft Outer vane support ring including a strong back plate in a compressor section of a gas turbine engine
KR101675277B1 (ko) * 2015-10-02 2016-11-11 두산중공업 주식회사 가스터빈의 팁간극 조절 조립체
US10648346B2 (en) 2016-07-06 2020-05-12 General Electric Company Shroud configurations for turbine rotor blades
US10774670B2 (en) * 2017-06-07 2020-09-15 General Electric Company Filled abradable seal component and associated methods thereof
JP6782671B2 (ja) * 2017-07-10 2020-11-11 三菱重工業株式会社 ターボ機械
FR3095025B1 (fr) * 2019-04-12 2021-03-05 Safran Aircraft Engines Joint d’étanchéité à labyrinthe comportant un élément abradable à densité variable de cellules
FR3096722B1 (fr) * 2019-05-29 2021-12-03 Safran Aircraft Engines Joint d’étanchéité dynamique pour turbomachine comprenant une pièce abradable multicouche
CN114151142B (zh) * 2021-11-11 2023-09-01 中国联合重型燃气轮机技术有限公司 密封组件和燃气轮机

Citations (3)

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Publication number Priority date Publication date Assignee Title
US3880435A (en) * 1973-01-05 1975-04-29 Stal Laval Turbin Ab Sealing ring for turbo machines
US4540335A (en) * 1980-12-02 1985-09-10 Mitsubishi Jukogyo Kabushiki Kaisha Controllable-pitch moving blade type axial fan
US5971710A (en) * 1997-10-17 1999-10-26 United Technologies Corporation Turbomachinery blade or vane with a permanent machining datum

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US3151712A (en) * 1960-11-30 1964-10-06 Budd Co Insulating structure
US3529905A (en) * 1966-12-12 1970-09-22 Gen Motors Corp Cellular metal and seal
US3719365A (en) 1971-10-18 1973-03-06 Gen Motors Corp Seal structure
US3970319A (en) * 1972-11-17 1976-07-20 General Motors Corporation Seal structure
US4135851A (en) * 1977-05-27 1979-01-23 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Composite seal for turbomachinery
US4214851A (en) 1978-04-20 1980-07-29 General Electric Company Structural cooling air manifold for a gas turbine engine
FR2516597A1 (fr) * 1981-11-16 1983-05-20 Snecma Dispositif annulaire de joint d'usure et d'etancheite refroidi par l'air pour aubage de roue de turbine a gaz ou de compresseur
US4526509A (en) * 1983-08-26 1985-07-02 General Electric Company Rub tolerant shroud
FR2552159B1 (fr) 1983-09-21 1987-07-10 Snecma Dispositif de liaison et d'etancheite de secteurs d'aubes de stator de turbine
US5197281A (en) 1990-04-03 1993-03-30 General Electric Company Interstage seal arrangement for airfoil stages of turbine engine counterrotating rotors
IT1284468B1 (it) * 1995-07-28 1998-05-21 Mtu Muenchen Gmbh Guarnizione a spazzola per turbomacchine
US6135715A (en) * 1999-07-29 2000-10-24 General Electric Company Tip insulated airfoil
JP2001123803A (ja) * 1999-10-21 2001-05-08 Toshiba Corp シール装置並びに同装置を備えた蒸気タービン及び発電プラント
US6631798B1 (en) 2000-11-01 2003-10-14 Micron Technology, Inc. Printed circuit board support
JP2002371802A (ja) * 2001-06-14 2002-12-26 Mitsubishi Heavy Ind Ltd ガスタービンにおけるシュラウド一体型動翼と分割環
JP2003106107A (ja) * 2001-09-27 2003-04-09 Mitsubishi Heavy Ind Ltd タービン
CN2656641Y (zh) * 2002-06-28 2004-11-17 何立东 高效汽轮机汽封装置
JP4285134B2 (ja) * 2003-07-04 2009-06-24 株式会社Ｉｈｉ シュラウドセグメント
US6913445B1 (en) 2003-12-12 2005-07-05 General Electric Company Center located cutter teeth on shrouded turbine blades
US20080260522A1 (en) * 2007-04-18 2008-10-23 Ioannis Alvanos Gas turbine engine with integrated abradable seal and mount plate
US20090014964A1 (en) 2007-07-09 2009-01-15 Siemens Power Generation, Inc. Angled honeycomb seal between turbine rotors and turbine stators in a turbine engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3880435A (en) * 1973-01-05 1975-04-29 Stal Laval Turbin Ab Sealing ring for turbo machines
US4540335A (en) * 1980-12-02 1985-09-10 Mitsubishi Jukogyo Kabushiki Kaisha Controllable-pitch moving blade type axial fan
US5971710A (en) * 1997-10-17 1999-10-26 United Technologies Corporation Turbomachinery blade or vane with a permanent machining datum

Also Published As

Publication number Publication date
JP2011220334A (ja) 2011-11-04
US20110248452A1 (en) 2011-10-13
EP2375003A2 (en) 2011-10-12
EP2375003B1 (en) 2019-06-19
JP5738650B2 (ja) 2015-06-24
US8444371B2 (en) 2013-05-21
CN102213112A (zh) 2011-10-12
EP2375003A3 (en) 2014-06-11

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Legal Events

Date Code Title Description
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
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20231227

Address after: Swiss Baden

Patentee after: GENERAL ELECTRIC CO. LTD.

Address before: New York, United States

Patentee before: General Electric Co.