DE502008000588D1 - Spaltdichtung für Schaufeln einer Turbomaschine - Google Patents

Spaltdichtung für Schaufeln einer Turbomaschine

Info

Publication number
DE502008000588D1
DE502008000588D1 DE502008000588T DE502008000588T DE502008000588D1 DE 502008000588 D1 DE502008000588 D1 DE 502008000588D1 DE 502008000588 T DE502008000588 T DE 502008000588T DE 502008000588 T DE502008000588 T DE 502008000588T DE 502008000588 D1 DE502008000588 D1 DE 502008000588D1
Authority
DE
Germany
Prior art keywords
gap
blades
engages
blade
turbomachine
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
DE502008000588T
Other languages
German (de)
English (en)
Inventor
Thomas Heinz-Schwarzmaier
Sven Olmes
Ronald Wifling
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.)
GE Vernova GmbH
Original Assignee
Alstom Technology AG
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 Alstom Technology AG filed Critical Alstom Technology AG
Publication of DE502008000588D1 publication Critical patent/DE502008000588D1/de
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
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
DE502008000588T 2007-04-05 2008-03-26 Spaltdichtung für Schaufeln einer Turbomaschine Active DE502008000588D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH5732007 2007-04-05

Publications (1)

Publication Number Publication Date
DE502008000588D1 true DE502008000588D1 (de) 2010-06-10

Family

ID=38457915

Family Applications (1)

Application Number Title Priority Date Filing Date
DE502008000588T Active DE502008000588D1 (de) 2007-04-05 2008-03-26 Spaltdichtung für Schaufeln einer Turbomaschine

Country Status (6)

Country Link
US (1) US8043050B2 (enExample)
EP (1) EP1995413B1 (enExample)
JP (1) JP5094510B2 (enExample)
AT (1) ATE466169T1 (enExample)
DE (1) DE502008000588D1 (enExample)
ES (1) ES2345303T3 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE537333T1 (de) * 2009-01-28 2011-12-15 Alstom Technology Ltd Streifendichtung und verfahren zum entwurf einer streifendichtung
US20120045337A1 (en) * 2010-08-20 2012-02-23 Michael James Fedor Turbine bucket assembly and methods for assembling same
US8905716B2 (en) 2012-05-31 2014-12-09 United Technologies Corporation Ladder seal system for gas turbine engines
BE1022361B1 (fr) * 2014-11-06 2016-03-17 Techspace Aero Sa Stator mixte de compresseur de turbomachine axiale.
EP3438410B1 (en) 2017-08-01 2021-09-29 General Electric Company Sealing system for a rotary machine
EP3498980B1 (en) * 2017-12-15 2021-02-17 Ansaldo Energia Switzerland AG Shiplap seal arrangement
CN114233402B (zh) * 2020-09-09 2024-07-16 中国航发商用航空发动机有限责任公司 具有叶片缘板密封结构的静子叶片

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995971A (en) * 1975-06-02 1976-12-07 United Technologies Corporation Rotatable vane seal
US3981609A (en) * 1975-06-02 1976-09-21 United Technologies Corporation Coolable blade tip shroud
US3970318A (en) * 1975-09-26 1976-07-20 General Electric Company Sealing means for a segmented ring
EP0103260A3 (en) * 1982-09-06 1984-09-26 Hitachi, Ltd. Clearance control for turbine blade tips
FR2552159B1 (fr) * 1983-09-21 1987-07-10 Snecma Dispositif de liaison et d'etancheite de secteurs d'aubes de stator de turbine
JPS60133103U (ja) * 1984-02-17 1985-09-05 株式会社日立製作所 シ−ル構造
DE59201833D1 (de) * 1991-10-08 1995-05-11 Asea Brown Boveri Deckband für axialdurchströmte Turbine.
DE59710924D1 (de) * 1997-09-15 2003-12-04 Alstom Switzerland Ltd Kühlvorrichtung für Gasturbinenkomponenten
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
EP1163427B1 (de) * 1999-03-19 2003-12-10 Siemens Aktiengesellschaft Gasturbinenrotor mit innenraumgekühlter gasturbinenschaufel
JP2002201913A (ja) * 2001-01-09 2002-07-19 Mitsubishi Heavy Ind Ltd ガスタービンの分割壁およびシュラウド
JP4508482B2 (ja) 2001-07-11 2010-07-21 三菱重工業株式会社 ガスタービン静翼
US6910854B2 (en) * 2002-10-08 2005-06-28 United Technologies Corporation Leak resistant vane cluster
JP2005233141A (ja) * 2004-02-23 2005-09-02 Mitsubishi Heavy Ind Ltd 動翼およびその動翼を用いたガスタービン

Also Published As

Publication number Publication date
JP5094510B2 (ja) 2012-12-12
JP2008255989A (ja) 2008-10-23
EP1995413B1 (de) 2010-04-28
US20080247867A1 (en) 2008-10-09
EP1995413A1 (de) 2008-11-26
ES2345303T3 (es) 2010-09-20
US8043050B2 (en) 2011-10-25
ATE466169T1 (de) 2010-05-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition