JP6196442B2 - タービンシュラウド向けの成形ハニカムシール - Google Patents

タービンシュラウド向けの成形ハニカムシール Download PDF

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Publication number
JP6196442B2
JP6196442B2 JP2012283889A JP2012283889A JP6196442B2 JP 6196442 B2 JP6196442 B2 JP 6196442B2 JP 2012283889 A JP2012283889 A JP 2012283889A JP 2012283889 A JP2012283889 A JP 2012283889A JP 6196442 B2 JP6196442 B2 JP 6196442B2
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JP
Japan
Prior art keywords
honeycomb seal
molded
turbine
radially inner
shroud
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
JP2012283889A
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English (en)
Japanese (ja)
Other versions
JP2013139812A (ja
JP2013139812A5 (enExample
Inventor
ロヒット・チューハン
ジョージア・エル・フエミング
サミート・ソニ
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 JP2013139812A publication Critical patent/JP2013139812A/ja
Publication of JP2013139812A5 publication Critical patent/JP2013139812A5/ja
Application granted granted Critical
Publication of JP6196442B2 publication Critical patent/JP6196442B2/ja
Active 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
    • F01D11/08—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
    • 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
    • F01D5/12—Blades
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F05D2220/321—Application in turbines in gas turbines for a special turbine stage
    • F05D2220/3215—Application in turbines in gas turbines for a special turbine stage the last stage of the turbine
    • 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
    • F05D2240/10—Stators
    • F05D2240/11—Shroud seal segments
    • 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
    • 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
    • F05D2250/70—Shape
    • F05D2250/71—Shape curved

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
JP2012283889A 2012-01-03 2012-12-27 タービンシュラウド向けの成形ハニカムシール Active JP6196442B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/342,273 2012-01-03
US13/342,273 US9097136B2 (en) 2012-01-03 2012-01-03 Contoured honeycomb seal for turbine shroud

Publications (3)

Publication Number Publication Date
JP2013139812A JP2013139812A (ja) 2013-07-18
JP2013139812A5 JP2013139812A5 (enExample) 2016-02-04
JP6196442B2 true JP6196442B2 (ja) 2017-09-13

Family

ID=47594397

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012283889A Active JP6196442B2 (ja) 2012-01-03 2012-12-27 タービンシュラウド向けの成形ハニカムシール

Country Status (5)

Country Link
US (1) US9097136B2 (enExample)
EP (1) EP2613013B1 (enExample)
JP (1) JP6196442B2 (enExample)
CN (1) CN103184901B (enExample)
RU (1) RU2614893C2 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10612407B2 (en) 2013-02-28 2020-04-07 United Technologies Corporation Contoured blade outer air seal for a gas turbine engine
JP6066948B2 (ja) 2014-03-13 2017-01-25 三菱重工業株式会社 シュラウド、動翼体、及び回転機械
US10934875B2 (en) * 2015-04-15 2021-03-02 Raytheon Technologies Corporation Seal configuration to prevent rotor lock
US20160319690A1 (en) * 2015-04-30 2016-11-03 General Electric Company Additive manufacturing methods for turbine shroud seal structures
US20170211407A1 (en) * 2016-01-21 2017-07-27 General Electric Company Flow alignment devices to improve diffuser performance
US10472980B2 (en) 2017-02-14 2019-11-12 General Electric Company Gas turbine seals
JP6782671B2 (ja) * 2017-07-10 2020-11-11 三菱重工業株式会社 ターボ機械
US11149354B2 (en) 2019-02-20 2021-10-19 General Electric Company Dense abradable coating with brittle and abradable components

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3703808A (en) * 1970-12-18 1972-11-28 Gen Electric Turbine blade tip cooling air expander
GB1423833A (en) * 1972-04-20 1976-02-04 Rolls Royce Rotor blades for fluid flow machines
FR2181472B1 (enExample) * 1972-04-25 1975-08-29 Snecma
US5201846A (en) * 1991-11-29 1993-04-13 General Electric Company Low-pressure turbine heat shield
RU2141036C1 (ru) * 1998-02-02 1999-11-10 Открытое акционерное общество "Авиадвигатель" Турбина газотурбинного двигателя
US6146089A (en) * 1998-11-23 2000-11-14 General Electric Company Fan containment structure having contoured shroud for optimized tip clearance
RU2166640C2 (ru) * 1999-05-25 2001-05-10 Открытое акционерное общество "Авиадвигатель" Одновальная газотурбинная установка
US6341938B1 (en) * 2000-03-10 2002-01-29 General Electric Company Methods and apparatus for minimizing thermal gradients within turbine shrouds
US7029232B2 (en) * 2003-02-27 2006-04-18 Rolls-Royce Plc Abradable seals
US7186078B2 (en) * 2003-07-04 2007-03-06 Ishikawajima-Harima Heavy Industries Co., Ltd. Turbine shroud segment
EP1642007B1 (en) * 2003-07-04 2011-02-16 IHI Corporation Turbine shroud segment
JP4200846B2 (ja) * 2003-07-04 2008-12-24 株式会社Ｉｈｉ シュラウドセグメント
FR2899274B1 (fr) * 2006-03-30 2012-08-17 Snecma Dispositif de fixation de secteurs d'anneau autour d'une roue de turbine d'une turbomachine
FR2914350B1 (fr) * 2007-03-30 2011-06-24 Snecma Enveloppe externe etanche pour une roue de turbine de turbomachine
US8608424B2 (en) 2009-10-09 2013-12-17 General Electric Company Contoured honeycomb seal for a turbomachine

Also Published As

Publication number Publication date
EP2613013A2 (en) 2013-07-10
CN103184901A (zh) 2013-07-03
JP2013139812A (ja) 2013-07-18
RU2012158333A (ru) 2014-07-10
EP2613013B1 (en) 2021-01-27
RU2614893C2 (ru) 2017-03-30
US20130170964A1 (en) 2013-07-04
EP2613013A3 (en) 2016-06-08
US9097136B2 (en) 2015-08-04
CN103184901B (zh) 2017-04-26

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