FR2977910A1 - Revetements abrasables/abrasifs a motif pour surfaces de pieces fixes de turbines a vapeur - Google Patents

Revetements abrasables/abrasifs a motif pour surfaces de pieces fixes de turbines a vapeur Download PDF

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Publication number
FR2977910A1
FR2977910A1 FR1256657A FR1256657A FR2977910A1 FR 2977910 A1 FR2977910 A1 FR 2977910A1 FR 1256657 A FR1256657 A FR 1256657A FR 1256657 A FR1256657 A FR 1256657A FR 2977910 A1 FR2977910 A1 FR 2977910A1
Authority
FR
France
Prior art keywords
abrasive
seal
patterned
pattern
turbine
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Withdrawn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
FR1256657A
Other languages
English (en)
French (fr)
Inventor
Sulficker Ali
Vasanth Muralidharan
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 FR2977910A1 publication Critical patent/FR2977910A1/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Withdrawn legal-status Critical Current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
    • 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
    • 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
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • 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
    • F01D11/122—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 erodable or abradable material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR1256657A 2011-07-14 2012-07-11 Revetements abrasables/abrasifs a motif pour surfaces de pieces fixes de turbines a vapeur Withdrawn FR2977910A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/182,829 US20130017072A1 (en) 2011-07-14 2011-07-14 Pattern-abradable/abrasive coatings for steam turbine stationary component surfaces

Publications (1)

Publication Number Publication Date
FR2977910A1 true FR2977910A1 (fr) 2013-01-18

Family

ID=47425765

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1256657A Withdrawn FR2977910A1 (fr) 2011-07-14 2012-07-11 Revetements abrasables/abrasifs a motif pour surfaces de pieces fixes de turbines a vapeur

Country Status (4)

Country Link
US (1) US20130017072A1 (de)
DE (1) DE102012106175A1 (de)
FR (1) FR2977910A1 (de)
RU (1) RU2012129587A (de)

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DE102012200883B4 (de) * 2012-01-23 2015-12-03 MTU Aero Engines AG Strömungsmaschinen-Dichtungsanordnung
US9464536B2 (en) * 2012-10-18 2016-10-11 General Electric Company Sealing arrangement for a turbine system and method of sealing between two turbine components
US9102015B2 (en) 2013-03-14 2015-08-11 Siemens Energy, Inc Method and apparatus for fabrication and repair of thermal barriers
CN105074134B (zh) * 2013-04-03 2017-06-20 三菱重工业株式会社 旋转机械
WO2016133582A1 (en) 2015-02-18 2016-08-25 Siemens Aktiengesellschaft Turbine shroud with abradable layer having dimpled forward zone
US8939706B1 (en) 2014-02-25 2015-01-27 Siemens Energy, Inc. Turbine abradable layer with progressive wear zone having a frangible or pixelated nib surface
US8939705B1 (en) 2014-02-25 2015-01-27 Siemens Energy, Inc. Turbine abradable layer with progressive wear zone multi depth grooves
US8939716B1 (en) 2014-02-25 2015-01-27 Siemens Aktiengesellschaft Turbine abradable layer with nested loop groove pattern
US9249680B2 (en) 2014-02-25 2016-02-02 Siemens Energy, Inc. Turbine abradable layer with asymmetric ridges or grooves
US9243511B2 (en) 2014-02-25 2016-01-26 Siemens Aktiengesellschaft Turbine abradable layer with zig zag groove pattern
WO2015130528A1 (en) 2014-02-25 2015-09-03 Siemens Aktiengesellschaft Turbine component thermal barrier coating with crack isolating engineered surface features
US9151175B2 (en) * 2014-02-25 2015-10-06 Siemens Aktiengesellschaft Turbine abradable layer with progressive wear zone multi level ridge arrays
US8939707B1 (en) 2014-02-25 2015-01-27 Siemens Energy, Inc. Turbine abradable layer with progressive wear zone terraced ridges
EP3006672A1 (de) * 2014-10-10 2016-04-13 Universität Stuttgart Vorrichtung zur Beeinflussung der Strömung in einer Turbomaschine
US10273192B2 (en) 2015-02-17 2019-04-30 Rolls-Royce Corporation Patterned abradable coating and methods for the manufacture thereof
US10408079B2 (en) 2015-02-18 2019-09-10 Siemens Aktiengesellschaft Forming cooling passages in thermal barrier coated, combustion turbine superalloy components
CA2932601C (en) 2015-06-17 2023-10-03 Rolls-Royce Corporation Labyrinth seal with tunable flow splitter
ITUB20155442A1 (it) * 2015-11-11 2017-05-11 Ge Avio Srl Stadio di un motore a turbina a gas provvisto di una tenuta a labirinto
FR3048629B1 (fr) * 2016-03-14 2018-04-06 Centre National De La Recherche Scientifique Procede de fabrication d'un anneau de turbine pour turbomachine
US10794211B2 (en) 2016-04-08 2020-10-06 Raytheon Technologies Corporation Seal geometries for reduced leakage in gas turbines and methods of forming
GB201610768D0 (en) 2016-06-21 2016-08-03 Rolls Royce Plc Gas turbine engine component with protective coating
US10208762B2 (en) 2016-10-10 2019-02-19 Solar Turbines Incorporated Swirl brakes for compressors with teeth-on-rotor seals
US10883373B2 (en) * 2017-03-02 2021-01-05 Rolls-Royce Corporation Blade tip seal
FR3071541B1 (fr) * 2017-09-26 2019-09-13 Safran Aircraft Engines Joint d'etancheite a labyrinthe pour une turbomachine d'aeronef
FR3071540B1 (fr) * 2017-09-26 2019-10-04 Safran Aircraft Engines Joint d'etancheite a labyrinthe pour une turbomachine d'aeronef
US10598038B2 (en) 2017-11-21 2020-03-24 Honeywell International Inc. Labyrinth seal with variable tooth heights
FR3073890B1 (fr) * 2017-11-21 2021-01-22 Safran Aircraft Engines Abradable de joint a labyrinthe, notamment pour turbine d'aeronef
JP6986426B2 (ja) * 2017-11-29 2021-12-22 三菱重工業株式会社 タービン
JP6783257B2 (ja) * 2018-01-31 2020-11-11 三菱重工業株式会社 軸流回転機械
US10995623B2 (en) 2018-04-23 2021-05-04 Rolls-Royce Corporation Ceramic matrix composite turbine blade with abrasive tip
US11313243B2 (en) 2018-07-12 2022-04-26 Rolls-Royce North American Technologies, Inc. Non-continuous abradable coatings
FR3088671B1 (fr) * 2018-11-16 2021-01-29 Safran Aircraft Engines Etancheite entre une roue mobile et un distributeur d'une turbomachine
DE102019216646A1 (de) * 2019-10-29 2021-04-29 MTU Aero Engines AG Laufschaufelanordnung für eine strömungsmaschine
EP3822004A1 (de) 2019-11-14 2021-05-19 Rolls-Royce Corporation Schmelzfilamentfertigung von verschleissbaren beschichtungen
US11828196B2 (en) * 2022-01-28 2023-11-28 Rtx Corporation Gas turbine engine article with serpentine groove for coating interlock
FR3141717A1 (fr) * 2022-11-08 2024-05-10 Safran Aircraft Engines anneau de turbine comportant une couche à haute résistance

Family Cites Families (10)

* 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
RU2150627C1 (ru) * 1999-03-31 2000-06-10 Государственное научно-производственное предприятие "Мотор" Сотовое уплотнение, преимущественно для паровой турбины
ATE420272T1 (de) * 1999-12-20 2009-01-15 Sulzer Metco Ag Profilierte, als anstreifschicht verwendete oberfläche in strömungsmaschinen
FR2832180B1 (fr) * 2001-11-14 2005-02-18 Snecma Moteurs Revetement abradable pour parois de turbines a gaz
DE10295864D2 (de) * 2001-12-14 2004-11-04 Alstom Technology Ltd Baden Gasturbinenanordnung
US20050003172A1 (en) * 2002-12-17 2005-01-06 General Electric Company 7FAstage 1 abradable coatings and method for making same
US6887528B2 (en) 2002-12-17 2005-05-03 General Electric Company High temperature abradable coatings
US7001145B2 (en) * 2003-11-20 2006-02-21 General Electric Company Seal assembly for turbine, bucket/turbine including same, method for sealing interface between rotating and stationary components of a turbine
JP2008169705A (ja) * 2007-01-09 2008-07-24 Toshiba Corp 蒸気タービン
EP2249066A1 (de) * 2009-05-07 2010-11-10 Siemens Aktiengesellschaft Dichtungsanordnung und -verfahren für Dampfturbinen

Also Published As

Publication number Publication date
DE102012106175A1 (de) 2013-01-17
RU2012129587A (ru) 2014-01-20
US20130017072A1 (en) 2013-01-17

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Effective date: 20160331