DE50211431D1 - Dichtungsanordnung zur dichtspaltreduzierung innerhalb einer strömungsrotationsmaschine - Google Patents

Dichtungsanordnung zur dichtspaltreduzierung innerhalb einer strömungsrotationsmaschine

Info

Publication number
DE50211431D1
DE50211431D1 DE50211431T DE50211431T DE50211431D1 DE 50211431 D1 DE50211431 D1 DE 50211431D1 DE 50211431 T DE50211431 T DE 50211431T DE 50211431 T DE50211431 T DE 50211431T DE 50211431 D1 DE50211431 D1 DE 50211431D1
Authority
DE
Germany
Prior art keywords
pall
density
reduction
sealing arrangement
rotation machine
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.)
Expired - Lifetime
Application number
DE50211431T
Other languages
English (en)
Inventor
Erhard Kreis
Markus Oehl
Ulrich Rathmann
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 Technology 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
Application granted granted Critical
Publication of DE50211431D1 publication Critical patent/DE50211431D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/935—Seal made of a particular material
    • Y10S277/939—Containing metal
    • Y10S277/941—Aluminum or copper

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE50211431T 2001-09-25 2002-09-19 Dichtungsanordnung zur dichtspaltreduzierung innerhalb einer strömungsrotationsmaschine Expired - Lifetime DE50211431D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH17662001 2001-09-25
PCT/IB2002/003862 WO2003027445A1 (de) 2001-09-25 2002-09-19 Dichtungsanordnung zur dichtspaltreduzierung innerhalb einer strömungsrotationsmaschine

Publications (1)

Publication Number Publication Date
DE50211431D1 true DE50211431D1 (de) 2008-02-07

Family

ID=4566181

Family Applications (1)

Application Number Title Priority Date Filing Date
DE50211431T Expired - Lifetime DE50211431D1 (de) 2001-09-25 2002-09-19 Dichtungsanordnung zur dichtspaltreduzierung innerhalb einer strömungsrotationsmaschine

Country Status (4)

Country Link
US (1) US7175387B2 (de)
EP (1) EP1448874B1 (de)
DE (1) DE50211431D1 (de)
WO (1) WO2003027445A1 (de)

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EP1448874B1 (de) 2001-09-25 2007-12-26 ALSTOM Technology Ltd Dichtungsanordnung zur dichtspaltreduzierung innerhalb einer strömungsrotationsmaschine
US7128522B2 (en) * 2003-10-28 2006-10-31 Pratt & Whitney Canada Corp. Leakage control in a gas turbine engine
GB0523106D0 (en) * 2005-11-12 2005-12-21 Rolls Royce Plc A cooliing arrangement
US20070212214A1 (en) * 2006-03-09 2007-09-13 United Technologies Corporation Segmented component seal
US7316402B2 (en) * 2006-03-09 2008-01-08 United Technologies Corporation Segmented component seal
JP2010535968A (ja) 2007-08-08 2010-11-25 アルストム テクノロジー リミテッド タービンのロータ機構
US8206087B2 (en) 2008-04-11 2012-06-26 Siemens Energy, Inc. Sealing arrangement for turbine engine having ceramic components
CH699984A1 (de) * 2008-11-27 2010-05-31 Alstom Technology Ltd Verfahren zur Optimierung der Kontaktflächen von aneinander anstossenden Deckbandsegmenten benachbarter Schaufeln einer Gasturbine.
US8684680B2 (en) * 2009-08-27 2014-04-01 Pratt & Whitney Canada Corp. Sealing and cooling at the joint between shroud segments
US20110120263A1 (en) * 2009-11-23 2011-05-26 Short Keith E Porous metal gland seal
US20120045337A1 (en) * 2010-08-20 2012-02-23 Michael James Fedor Turbine bucket assembly and methods for assembling same
EP2444631A1 (de) * 2010-10-19 2012-04-25 Alstom Technology Ltd Kraftwerk und Betriebsverfahren
US20120292856A1 (en) * 2011-05-16 2012-11-22 United Technologies Corporation Blade outer seal for a gas turbine engine having non-parallel segment confronting faces
EP2551464A1 (de) * 2011-07-25 2013-01-30 Siemens Aktiengesellschaft Schaufelanordnung mit Abdichtelement aus Metallschaum
US9028744B2 (en) 2011-08-31 2015-05-12 Pratt & Whitney Canada Corp. Manufacturing of turbine shroud segment with internal cooling passages
US8784037B2 (en) 2011-08-31 2014-07-22 Pratt & Whitney Canada Corp. Turbine shroud segment with integrated impingement plate
US9079245B2 (en) 2011-08-31 2015-07-14 Pratt & Whitney Canada Corp. Turbine shroud segment with inter-segment overlap
US8784041B2 (en) 2011-08-31 2014-07-22 Pratt & Whitney Canada Corp. Turbine shroud segment with integrated seal
US8784044B2 (en) 2011-08-31 2014-07-22 Pratt & Whitney Canada Corp. Turbine shroud segment
US9109455B2 (en) * 2012-01-20 2015-08-18 General Electric Company Turbomachine blade tip shroud
US10138736B2 (en) * 2012-01-20 2018-11-27 General Electric Company Turbomachine blade tip shroud
US9121301B2 (en) * 2012-03-20 2015-09-01 General Electric Company Thermal isolation apparatus
US10107127B2 (en) * 2014-07-31 2018-10-23 United Technologies Corporation Gas turbine engine with axial compressor having improved air sealing
DE102014224865A1 (de) * 2014-12-04 2016-06-09 Siemens Aktiengesellschaft Verfahren zur Beschichtung einer Turbinenschaufel
US9789534B2 (en) 2015-01-20 2017-10-17 United Technologies Corporation Investment technique for solid mold casting of reticulated metal foams
US9789536B2 (en) 2015-01-20 2017-10-17 United Technologies Corporation Dual investment technique for solid mold casting of reticulated metal foams
US9737930B2 (en) 2015-01-20 2017-08-22 United Technologies Corporation Dual investment shelled solid mold casting of reticulated metal foams
US10196915B2 (en) * 2015-06-01 2019-02-05 United Technologies Corporation Trailing edge platform seals
US9884363B2 (en) 2015-06-30 2018-02-06 United Technologies Corporation Variable diameter investment casting mold for casting of reticulated metal foams
US9731342B2 (en) 2015-07-07 2017-08-15 United Technologies Corporation Chill plate for equiax casting solidification control for solid mold casting of reticulated metal foams
JP6256438B2 (ja) * 2015-09-15 2018-01-10 コニカミノルタ株式会社 画像形成装置
US10822988B2 (en) * 2015-12-21 2020-11-03 Pratt & Whitney Canada Corp. Method of sizing a cavity in a part
DE102016015359A1 (de) * 2016-12-22 2018-06-28 Daimler Ag Leiteinrichtung für einen Verdichter einer Aufladeeinrichtung, sowie Verdichter für eine Aufladeeinrichtung
US10533454B2 (en) 2017-12-13 2020-01-14 Pratt & Whitney Canada Corp. Turbine shroud cooling
US10502093B2 (en) * 2017-12-13 2019-12-10 Pratt & Whitney Canada Corp. Turbine shroud cooling
US11274569B2 (en) 2017-12-13 2022-03-15 Pratt & Whitney Canada Corp. Turbine shroud cooling
US10570773B2 (en) 2017-12-13 2020-02-25 Pratt & Whitney Canada Corp. Turbine shroud cooling
US11365645B2 (en) 2020-10-07 2022-06-21 Pratt & Whitney Canada Corp. Turbine shroud cooling
FR3120903A1 (fr) * 2021-03-16 2022-09-23 Safran Aircraft Engines Roue à aubes pour une turbine

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FR1340331A (fr) 1962-09-07 1963-10-18 Rateau Soc Perfectionnements aux dispositifs de liaison des extrémités d'aubes mobiles de turbines
CH525419A (de) * 1970-12-18 1972-07-15 Bbc Sulzer Turbomaschinen Dichtungsvorrichtung für Turbomaschinen
US4257741A (en) * 1978-11-02 1981-03-24 General Electric Company Turbine engine blade with airfoil projection
US4422827A (en) * 1982-02-18 1983-12-27 United Technologies Corporation Blade root seal
US4580946A (en) * 1984-11-26 1986-04-08 General Electric Company Fan blade platform seal
GB2171151B (en) * 1985-02-20 1988-05-18 Rolls Royce Rotors for gas turbine engines
DE3802741C2 (de) * 1988-01-30 1997-02-13 Asea Brown Boveri Verfahren zur Verspannung von Schaufeln
JPH03213602A (ja) * 1990-01-08 1991-09-19 General Electric Co <Ge> ガスタービンエンジンの当接セグメントを連結する自己冷却式ジョイント連結構造
US5149250A (en) 1991-02-28 1992-09-22 General Electric Company Gas turbine vane assembly seal and support system
US5277548A (en) * 1991-12-31 1994-01-11 United Technologies Corporation Non-integral rotor blade platform
GB9209895D0 (en) 1992-05-07 1992-06-24 Rolls Royce Plc Rotors for gas turbine engines
DE19520268A1 (de) 1995-06-02 1996-12-05 Abb Management Ag Dichtung
GB9602129D0 (en) 1996-02-02 1996-04-03 Rolls Royce Plc Rotors for gas turbine engines
DE19848103A1 (de) * 1998-10-19 2000-04-20 Asea Brown Boveri Dichtungsanordnung
DE19858031A1 (de) * 1998-12-16 2000-06-21 Rolls Royce Deutschland Anstreifdichtung zwischen einem Wandabschnitt und den Schaufelspitzen einer Gasturbine
DE19937577A1 (de) * 1999-08-09 2001-02-15 Abb Alstom Power Ch Ag Reibungsbehaftete Gasturbinenkomponente
EP1448874B1 (de) 2001-09-25 2007-12-26 ALSTOM Technology Ltd Dichtungsanordnung zur dichtspaltreduzierung innerhalb einer strömungsrotationsmaschine

Also Published As

Publication number Publication date
WO2003027445A1 (de) 2003-04-03
US7175387B2 (en) 2007-02-13
US20040179937A1 (en) 2004-09-16
EP1448874B1 (de) 2007-12-26
EP1448874A1 (de) 2004-08-25

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Legal Events

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