CA2230217A1 - Gas turbine seal apparatus - Google Patents

Gas turbine seal apparatus Download PDF

Info

Publication number
CA2230217A1
CA2230217A1 CA 2230217 CA2230217A CA2230217A1 CA 2230217 A1 CA2230217 A1 CA 2230217A1 CA 2230217 CA2230217 CA 2230217 CA 2230217 A CA2230217 A CA 2230217A CA 2230217 A1 CA2230217 A1 CA 2230217A1
Authority
CA
Canada
Prior art keywords
seal
gas turbine
disposed
sealing
seal portion
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.)
Abandoned
Application number
CA 2230217
Other languages
English (en)
French (fr)
Inventor
Eisaku Ito
Sunao Aoki
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of CA2230217A1 publication Critical patent/CA2230217A1/en
Abandoned legal-status Critical Current

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
    • F01D11/005—Sealing means between non relatively rotating elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CA 2230217 1997-03-31 1998-02-20 Gas turbine seal apparatus Abandoned CA2230217A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9-080205 1997-03-31
JP8020597A JPH10274003A (ja) 1997-03-31 1997-03-31 ガスタービンのシール装置

Publications (1)

Publication Number Publication Date
CA2230217A1 true CA2230217A1 (en) 1998-09-30

Family

ID=13711893

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2230217 Abandoned CA2230217A1 (en) 1997-03-31 1998-02-20 Gas turbine seal apparatus

Country Status (3)

Country Link
JP (1) JPH10274003A (de)
CA (1) CA2230217A1 (de)
DE (1) DE19814442B4 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9920644B2 (en) 2013-02-20 2018-03-20 Siemens Aktiengesellschaft Riffled seal for a turbomachine, turbomachine and method of manufacturing a riffled seal for a turbomachine

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3999395B2 (ja) * 1999-03-03 2007-10-31 三菱重工業株式会社 ガスタービン分割環
JP2002213206A (ja) 2001-01-12 2002-07-31 Mitsubishi Heavy Ind Ltd ガスタービンにおける翼構造
GB2412702B (en) 2004-03-31 2006-05-03 Rolls Royce Plc Seal assembly
JP4822716B2 (ja) 2005-02-07 2011-11-24 三菱重工業株式会社 シール構造を備えたガスタービン
JP5631182B2 (ja) * 2010-12-03 2014-11-26 三菱重工業株式会社 ガスタービンのシール構造
US9145786B2 (en) 2012-04-17 2015-09-29 General Electric Company Method and apparatus for turbine clearance flow reduction
EP2770165A1 (de) * 2013-02-20 2014-08-27 Siemens Aktiengesellschaft Geriffelte Dichtung, Turbomaschine mit geriffelter Dichtung und Verfahren zu deren Herstellung
US9719420B2 (en) * 2014-06-02 2017-08-01 General Electric Company Gas turbine component and process for producing gas turbine component
US10100656B2 (en) * 2015-08-25 2018-10-16 General Electric Company Coated seal slot systems for turbomachinery and methods for forming the same
KR101985097B1 (ko) * 2017-10-13 2019-09-03 두산중공업 주식회사 가스 터빈
EP3572693A1 (de) * 2018-05-25 2019-11-27 Siemens Aktiengesellschaft Dichtungsanordnung für eine strömungsmaschine
US20240173743A1 (en) * 2022-11-29 2024-05-30 Raytheon Technologies Corporation Slot with coating and method of coating a slot
US20240175368A1 (en) * 2022-11-29 2024-05-30 Raytheon Technologies Corporation Seal slot with coating

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3745628A (en) * 1971-07-29 1973-07-17 Westinghouse Electric Corp Rotor structure and method of construction
US4688988A (en) * 1984-12-17 1987-08-25 United Technologies Corporation Coolable stator assembly for a gas turbine engine
JP3040656B2 (ja) * 1994-05-12 2000-05-15 三菱重工業株式会社 ガスタービン動翼プラットホームの冷却装置
FR2758856B1 (fr) * 1997-01-30 1999-02-26 Snecma Joint d'etancheite a plaquettes empilees glissant dans des fentes de reception

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9920644B2 (en) 2013-02-20 2018-03-20 Siemens Aktiengesellschaft Riffled seal for a turbomachine, turbomachine and method of manufacturing a riffled seal for a turbomachine

Also Published As

Publication number Publication date
JPH10274003A (ja) 1998-10-13
DE19814442B4 (de) 2013-10-31
DE19814442A1 (de) 1998-10-01

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