EP2302174A3 - Turbine à gaz avec un joint à labyrinthe de la virole - Google Patents

Turbine à gaz avec un joint à labyrinthe de la virole Download PDF

Info

Publication number
EP2302174A3
EP2302174A3 EP10007636.3A EP10007636A EP2302174A3 EP 2302174 A3 EP2302174 A3 EP 2302174A3 EP 10007636 A EP10007636 A EP 10007636A EP 2302174 A3 EP2302174 A3 EP 2302174A3
Authority
EP
European Patent Office
Prior art keywords
labyrinth seal
shroud
gas turbine
turbine shroud
housing
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.)
Withdrawn
Application number
EP10007636.3A
Other languages
German (de)
English (en)
Other versions
EP2302174A2 (fr
Inventor
Zbigniew Schabowski
Robert Benton
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.)
Rolls Royce Deutschland Ltd and Co KG
Original Assignee
Rolls Royce Deutschland Ltd and Co KG
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 Rolls Royce Deutschland Ltd and Co KG filed Critical Rolls Royce Deutschland Ltd and Co KG
Publication of EP2302174A2 publication Critical patent/EP2302174A2/fr
Publication of EP2302174A3 publication Critical patent/EP2302174A3/fr
Withdrawn legal-status Critical Current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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator

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)
EP10007636.3A 2009-09-24 2010-07-22 Turbine à gaz avec un joint à labyrinthe de la virole Withdrawn EP2302174A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102009042857A DE102009042857A1 (de) 2009-09-24 2009-09-24 Gasturbine mit Deckband-Labyrinthdichtung

Publications (2)

Publication Number Publication Date
EP2302174A2 EP2302174A2 (fr) 2011-03-30
EP2302174A3 true EP2302174A3 (fr) 2014-01-22

Family

ID=42537784

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10007636.3A Withdrawn EP2302174A3 (fr) 2009-09-24 2010-07-22 Turbine à gaz avec un joint à labyrinthe de la virole

Country Status (3)

Country Link
US (1) US20110070074A1 (fr)
EP (1) EP2302174A3 (fr)
DE (1) DE102009042857A1 (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5484990B2 (ja) * 2010-03-30 2014-05-07 三菱重工業株式会社 タービン
US20120195742A1 (en) * 2011-01-28 2012-08-02 Jain Sanjeev Kumar Turbine bucket for use in gas turbine engines and methods for fabricating the same
US8807927B2 (en) * 2011-09-29 2014-08-19 General Electric Company Clearance flow control assembly having rail member
US9109455B2 (en) 2012-01-20 2015-08-18 General Electric Company Turbomachine blade tip shroud
US9291061B2 (en) * 2012-04-13 2016-03-22 General Electric Company Turbomachine blade tip shroud with parallel casing configuration
US8623708B1 (en) * 2012-07-05 2014-01-07 Stats Chippac Ltd. Integrated circuit packaging system with grid-array mechanism and method of manufacture thereof
US9416671B2 (en) 2012-10-04 2016-08-16 General Electric Company Bimetallic turbine shroud and method of fabricating
EP3060763B1 (fr) * 2013-10-21 2020-04-15 United Technologies Corporation Découragement d'écoulement dans un écart d'aubes de turbine tolérant aux incidents
JP6510915B2 (ja) * 2015-07-03 2019-05-08 株式会社神戸製鋼所 ラビリンスシール
US10626739B2 (en) * 2015-10-27 2020-04-21 Mitsubishi Heavy Industries, Ltd. Rotary machine
FR3055353B1 (fr) * 2016-08-25 2018-09-21 Safran Aircraft Engines Ensemble formant joint d'etancheite a labyrinthe pour une turbomachine comportant un abradable et des lechettes inclines
JP6706585B2 (ja) 2017-02-23 2020-06-10 三菱重工業株式会社 軸流回転機械
JP6917162B2 (ja) * 2017-02-28 2021-08-11 三菱パワー株式会社 動翼、ロータユニット、及び、回転機械
FR3065483B1 (fr) * 2017-04-24 2020-08-07 Safran Aircraft Engines Dispositif d'etancheite entre rotor et stator de turbomachine
JP6856748B2 (ja) * 2017-06-12 2021-04-14 三菱パワー株式会社 軸流回転機械
US20190072185A1 (en) 2017-09-07 2019-03-07 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Labyrinth seal and labyrinth seal structure
US10533610B1 (en) * 2018-05-01 2020-01-14 Florida Turbine Technologies, Inc. Gas turbine engine fan stage with bearing cooling
US11293295B2 (en) 2019-09-13 2022-04-05 Pratt & Whitney Canada Corp. Labyrinth seal with angled fins
EP3822461A1 (fr) * 2019-11-15 2021-05-19 MTU Aero Engines AG Système d'étanchéité de turbomachine axiale
CN113685234B (zh) * 2021-08-31 2022-08-09 北京航空航天大学 一种基于对冲原理的篦齿封严装置
CN116398249B (zh) * 2023-04-07 2025-07-25 清航空天(北京)科技有限公司 一种涡轮转子叶片

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB767656A (en) * 1953-11-12 1957-02-06 Rolls Royce Improvements in or relating to axial-flow fluid machines such as turbines and compressors
DE69731828T2 (de) * 1996-05-06 2005-12-01 Turbo Parts, L.L.C. Verfahren und gerät zur minimierung von undichtigkeiten in turbinendichtungen
DE102007044727A1 (de) * 2006-09-22 2008-04-03 General Electric Co. Verfahren und Geräte für die Herstellung von Turbinenantrieben

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4370094A (en) * 1974-03-21 1983-01-25 Maschinenfabrik Augsburg-Nurnberg Aktiengesellschaft Method of and device for avoiding rotor instability to enhance dynamic power limit of turbines and compressors
DE2413655C3 (de) * 1974-03-21 1978-05-03 Maschinenfabrik Augsburg-Nuernberg Ag, 8500 Nuernberg Einrichtung zum dynamischen Stabilisieren des Läufers einer Gas- oder Dampfturbine
CH666326A5 (en) * 1984-09-19 1988-07-15 Bbc Brown Boveri & Cie Turbine rotor blades with shroud plates at outer ends - have adjacent plates connected via damping circumferential wire through bores in plates
EP0903468B1 (fr) * 1997-09-19 2003-08-20 ALSTOM (Switzerland) Ltd Dispositif d'étanchéité pour un interstice
EP1515000B1 (fr) * 2003-09-09 2016-03-09 Alstom Technology Ltd Aubage d'une turbomachine avec un carenage contouré
US6926495B2 (en) * 2003-09-12 2005-08-09 Siemens Westinghouse Power Corporation Turbine blade tip clearance control device
US7255531B2 (en) * 2003-12-17 2007-08-14 Watson Cogeneration Company Gas turbine tip shroud rails
EP1557536A1 (fr) * 2004-01-22 2005-07-27 Siemens Aktiengesellschaft Turbine à gaz avec rotor axialement déplaçable
EP1905949A1 (fr) * 2006-09-20 2008-04-02 Siemens Aktiengesellschaft Refroidissement d'un élément d'une turbine à vapeur
JP2008169705A (ja) * 2007-01-09 2008-07-24 Toshiba Corp 蒸気タービン
US8167547B2 (en) * 2007-03-05 2012-05-01 United Technologies Corporation Gas turbine engine with canted pocket and canted knife edge seal
JP4668976B2 (ja) * 2007-12-04 2011-04-13 株式会社日立製作所 蒸気タービンのシール構造

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB767656A (en) * 1953-11-12 1957-02-06 Rolls Royce Improvements in or relating to axial-flow fluid machines such as turbines and compressors
DE69731828T2 (de) * 1996-05-06 2005-12-01 Turbo Parts, L.L.C. Verfahren und gerät zur minimierung von undichtigkeiten in turbinendichtungen
DE102007044727A1 (de) * 2006-09-22 2008-04-03 General Electric Co. Verfahren und Geräte für die Herstellung von Turbinenantrieben

Also Published As

Publication number Publication date
EP2302174A2 (fr) 2011-03-30
DE102009042857A1 (de) 2011-03-31
US20110070074A1 (en) 2011-03-24

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