FR2640688B1 - Dispositif d'etancheite pneumatique en ceramique, pouvant etre use par frottement, notamment pour turbomoteurs - Google Patents

Dispositif d'etancheite pneumatique en ceramique, pouvant etre use par frottement, notamment pour turbomoteurs

Info

Publication number
FR2640688B1
FR2640688B1 FR8916494A FR8916494A FR2640688B1 FR 2640688 B1 FR2640688 B1 FR 2640688B1 FR 8916494 A FR8916494 A FR 8916494A FR 8916494 A FR8916494 A FR 8916494A FR 2640688 B1 FR2640688 B1 FR 2640688B1
Authority
FR
France
Prior art keywords
turbomotors
friction
sealing device
ceramic sealing
pneumatic ceramic
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 - Fee Related
Application number
FR8916494A
Other languages
English (en)
Other versions
FR2640688A1 (fr
Inventor
W. Vine Raymond
A. Robbins Donald
G. Nordstrom Donald
B. Goodstein Mark
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of FR2640688A1 publication Critical patent/FR2640688A1/fr
Application granted granted Critical
Publication of FR2640688B1 publication Critical patent/FR2640688B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00—Manufacture
    • F05D2230/90—Coating; Surface treatment
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
FR8916494A 1988-12-16 1989-12-13 Dispositif d'etancheite pneumatique en ceramique, pouvant etre use par frottement, notamment pour turbomoteurs Expired - Fee Related FR2640688B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/285,169 US4936745A (en) 1988-12-16 1988-12-16 Thin abradable ceramic air seal

Publications (2)

Publication Number Publication Date
FR2640688A1 FR2640688A1 (fr) 1990-06-22
FR2640688B1 true FR2640688B1 (fr) 1994-05-13

Family

ID=23093054

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8916494A Expired - Fee Related FR2640688B1 (fr) 1988-12-16 1989-12-13 Dispositif d'etancheite pneumatique en ceramique, pouvant etre use par frottement, notamment pour turbomoteurs

Country Status (3)

Country Link
US (1) US4936745A (fr)
FR (1) FR2640688B1 (fr)
GB (1) GB2226050B (fr)

Families Citing this family (78)

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JP3258599B2 (ja) * 1996-06-27 2002-02-18 ユナイテッド テクノロジーズ コーポレイション 断熱バリヤコーティングシステム
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US6835465B2 (en) * 1996-12-10 2004-12-28 Siemens Westinghouse Power Corporation Thermal barrier layer and process for producing the same
US6946208B2 (en) 1996-12-10 2005-09-20 Siemens Westinghouse Power Corporation Sinter resistant abradable thermal barrier coating
US5951892A (en) * 1996-12-10 1999-09-14 Chromalloy Gas Turbine Corporation Method of making an abradable seal by laser cutting
US6924040B2 (en) 1996-12-12 2005-08-02 United Technologies Corporation Thermal barrier coating systems and materials
US6177200B1 (en) 1996-12-12 2001-01-23 United Technologies Corporation Thermal barrier coating systems and materials
US6057047A (en) * 1997-11-18 2000-05-02 United Technologies Corporation Ceramic coatings containing layered porosity
US6190124B1 (en) 1997-11-26 2001-02-20 United Technologies Corporation Columnar zirconium oxide abrasive coating for a gas turbine engine seal system
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US6089825A (en) * 1998-12-18 2000-07-18 United Technologies Corporation Abradable seal having improved properties and method of producing seal
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US6352264B1 (en) 1999-12-17 2002-03-05 United Technologies Corporation Abradable seal having improved properties
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US20070087210A1 (en) * 2004-01-15 2007-04-19 Purusottam Sahoo High temperature insulative coating (XTR)
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US20080081109A1 (en) * 2006-09-29 2008-04-03 General Electric Company Porous abradable coating and method for applying the same
US8038388B2 (en) * 2007-03-05 2011-10-18 United Technologies Corporation Abradable component for a gas turbine engine
US20080260523A1 (en) * 2007-04-18 2008-10-23 Ioannis Alvanos Gas turbine engine with integrated abradable seal
US20080260522A1 (en) * 2007-04-18 2008-10-23 Ioannis Alvanos Gas turbine engine with integrated abradable seal and mount plate
US8061978B2 (en) * 2007-10-16 2011-11-22 United Technologies Corp. Systems and methods involving abradable air seals
US8100640B2 (en) 2007-10-25 2012-01-24 United Technologies Corporation Blade outer air seal with improved thermomechanical fatigue life
US20090123722A1 (en) * 2007-11-08 2009-05-14 Allen David B Coating system
US20090280262A1 (en) * 2008-05-08 2009-11-12 Chung Yuan Christian University Method for forming composite membrane with porous coating layer and apparatus thereof
CH699312A1 (de) * 2008-08-15 2010-02-15 Alstom Technology Ltd Schaufelanordnung einer gasturbine.
US20100051594A1 (en) * 2008-08-26 2010-03-04 Gero Peter F Micro-arc alloy cleaning method and device
US20100050649A1 (en) * 2008-09-04 2010-03-04 Allen David B Combustor device and transition duct assembly
DE102009016803A1 (de) * 2009-04-09 2010-10-14 Rolls-Royce Deutschland Ltd & Co Kg Labyrinth-Anstreifdichtung für eine Strömungsmaschine
US8172519B2 (en) * 2009-05-06 2012-05-08 General Electric Company Abradable seals
US20110086163A1 (en) * 2009-10-13 2011-04-14 Walbar Inc. Method for producing a crack-free abradable coating with enhanced adhesion
DE102010049399A1 (de) 2009-11-02 2011-05-26 Alstom Technology Ltd. Abrasive einkristalline Turbinenschaufel
JP5490736B2 (ja) * 2010-01-25 2014-05-14 株式会社日立製作所 セラミックアブレーダブルコーテイングを有するガスタービン用シュラウド
DE102010010595A1 (de) * 2010-03-08 2011-09-08 Lufthansa Technik Ag Verfahren zur Reparatur von Dichtsegmenten in der Rotor-/Statordichtung einer Gasturbine
US8562290B2 (en) 2010-04-01 2013-10-22 United Technologies Corporation Blade outer air seal with improved efficiency
US8770927B2 (en) 2010-10-25 2014-07-08 United Technologies Corporation Abrasive cutter formed by thermal spray and post treatment
US9169740B2 (en) 2010-10-25 2015-10-27 United Technologies Corporation Friable ceramic rotor shaft abrasive coating
US8936432B2 (en) 2010-10-25 2015-01-20 United Technologies Corporation Low density abradable coating with fine porosity
US8790078B2 (en) 2010-10-25 2014-07-29 United Technologies Corporation Abrasive rotor shaft ceramic coating
US8770926B2 (en) 2010-10-25 2014-07-08 United Technologies Corporation Rough dense ceramic sealing surface in turbomachines
RU2484924C2 (ru) * 2011-05-03 2013-06-20 Общество с ограниченной ответственностью "Научно-производственное предприятие Вакууммаш" Элемент прирабатываемого уплотнения турбины
RU2499144C2 (ru) * 2011-12-01 2013-11-20 Общество с ограниченной ответственностью "Научно-производственное предприятие Вакууммаш" Лабиринтное надбандажное уплотнение для паровой турбины
RU2499143C2 (ru) * 2012-02-29 2013-11-20 Общество с ограниченной ответственностью "Научно-производственное предприятие Вакууммаш" Надбандажное прирабатываемое уплотнение для паровой турбины
US20130236302A1 (en) * 2012-03-12 2013-09-12 Charles Alexander Smith In-situ gas turbine rotor blade and casing clearance control
RU2509896C1 (ru) * 2012-08-01 2014-03-20 Общество с ограниченной ответственностью "Научно-производственное предприятие Вакууммаш" Надбандажное лабиринтное уплотнение для паровой турбины
FR2996874B1 (fr) * 2012-10-11 2014-12-19 Turbomeca Ensemble rotor-stator pour moteur a turbine a gaz
US9598973B2 (en) * 2012-11-28 2017-03-21 General Electric Company Seal systems for use in turbomachines and methods of fabricating the same
FR2999457B1 (fr) 2012-12-18 2015-01-16 Commissariat Energie Atomique Procede de revetement d'un substrat par un materiau abradable ceramique, et revetement ainsi obtenu.
US9316110B2 (en) 2013-08-08 2016-04-19 Solar Turbines Incorporated High porosity abradable coating
WO2015050704A1 (fr) 2013-10-02 2015-04-09 United Technologies Corporation Système de joint abradable étanche à l'air pour turbine
US10287905B2 (en) 2013-11-11 2019-05-14 United Technologies Corporation Segmented seal for gas turbine engine
EP3068924B8 (fr) 2013-11-14 2021-04-28 Raytheon Technologies Corporation Articles revêtus de céramique et procédés de fabrication
US10634055B2 (en) 2015-02-05 2020-04-28 United Technologies Corporation Gas turbine engine having section with thermally isolated area
US9920652B2 (en) 2015-02-09 2018-03-20 United Technologies Corporation Gas turbine engine having section with thermally isolated area
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Also Published As

Publication number Publication date
GB2226050B (en) 1993-04-07
GB8927672D0 (en) 1990-02-07
FR2640688A1 (fr) 1990-06-22
US4936745A (en) 1990-06-26
GB2226050A (en) 1990-06-20

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Effective date: 20081020