BR112014008964A2 - sistema de vedação - Google Patents

sistema de vedação

Info

Publication number
BR112014008964A2
BR112014008964A2 BR112014008964A BR112014008964A BR112014008964A2 BR 112014008964 A2 BR112014008964 A2 BR 112014008964A2 BR 112014008964 A BR112014008964 A BR 112014008964A BR 112014008964 A BR112014008964 A BR 112014008964A BR 112014008964 A2 BR112014008964 A2 BR 112014008964A2
Authority
BR
Brazil
Prior art keywords
sealing system
sealing
Prior art date
Application number
BR112014008964A
Other languages
English (en)
Inventor
Corattiyil Bala
John Ruggiero Eric
Lowell Steen Thomas
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of BR112014008964A2 publication Critical patent/BR112014008964A2/pt

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
    • F01D11/02—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
    • 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
    • F05D2230/40—Heat treatment
    • F05D2230/41—Hardening; Annealing
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/10—Metals, alloys or intermetallic compounds
    • F05D2300/13—Refractory metals, i.e. Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, W
    • F05D2300/132—Chromium
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/20—Oxide or non-oxide ceramics
    • F05D2300/22—Non-oxide ceramics
    • F05D2300/228—Nitrides
    • F05D2300/2282—Nitrides of boron
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/20—Oxide or non-oxide ceramics
    • F05D2300/22—Non-oxide ceramics
    • F05D2300/229—Sulfides
    • F05D2300/2291—Sulfides of molybdenum
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Sealing (AREA)
  • Sealing Devices (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
BR112014008964A 2011-10-28 2012-08-22 sistema de vedação BR112014008964A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/283,766 US20130106061A1 (en) 2011-10-28 2011-10-28 High temperature seal system
PCT/US2012/051783 WO2013062668A1 (en) 2011-10-28 2012-08-22 High temperature seal system

Publications (1)

Publication Number Publication Date
BR112014008964A2 true BR112014008964A2 (pt) 2017-05-09

Family

ID=46800367

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014008964A BR112014008964A2 (pt) 2011-10-28 2012-08-22 sistema de vedação

Country Status (8)

Country Link
US (1) US20130106061A1 (pt)
EP (1) EP2771548A1 (pt)
JP (1) JP2015503045A (pt)
CN (1) CN103890320A (pt)
BR (1) BR112014008964A2 (pt)
CA (1) CA2852008A1 (pt)
IN (1) IN2014CN03563A (pt)
WO (1) WO2013062668A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012067878A (ja) * 2010-09-24 2012-04-05 Mitsubishi Heavy Ind Ltd ターボ回転機械用の自動調整シール
US9726031B2 (en) * 2012-09-28 2017-08-08 United Technologies Corporation Piston ring coated carbon seal
CN103591292B (zh) * 2013-10-23 2015-10-28 沈阳黎明航空发动机(集团)有限责任公司 一种多级外封严环组件组合加工方法
FR3024492B1 (fr) * 2014-07-29 2019-08-23 Safran Aircraft Engines Element comprenant un stator et un rotor de turbomachine avec un joint d'etancheite et test de ce joint
US10794208B2 (en) * 2015-07-08 2020-10-06 Raytheon Technologies Corporation Non-contact seal assembly for rotational equipment with linkage between adjacent rotors
US10196986B2 (en) * 2015-09-04 2019-02-05 General Electric Company Hydrodynamic seals in bearing compartments of gas turbine engines
US10247106B2 (en) * 2016-06-15 2019-04-02 General Electric Company Method and system for rotating air seal with integral flexible heat shield

Family Cites Families (27)

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GB455474A (en) * 1936-02-27 1936-10-21 Gustav Huhn Packing for the revolving parts of rotary machines
US3367628A (en) * 1966-10-31 1968-02-06 United Aircraft Corp Movable vane unit
JPH04266666A (ja) * 1991-02-19 1992-09-22 Mitsubishi Heavy Ind Ltd シール装置
JPH07113471A (ja) * 1993-10-15 1995-05-02 Mitsubishi Heavy Ind Ltd シール装置
US6145840A (en) * 1995-06-02 2000-11-14 Stein Seal Company Radial flow seals for rotating shafts which deliberately induce turbulent flow along the seal gap
JPH09241818A (ja) * 1996-03-11 1997-09-16 Toshiba Corp タービン部材の耐摩耗コーティング
US5941532A (en) * 1996-06-20 1999-08-24 Rexnord Corporation Aerospace housing and shaft assembly with noncontacting seal
US5755445A (en) * 1996-08-23 1998-05-26 Alliedsignal Inc. Noncontacting finger seal with hydrodynamic foot portion
US5908195A (en) * 1996-10-09 1999-06-01 Garlock Inc. Labyrinth sealing device and method of assembly
US6505837B1 (en) * 1999-10-28 2003-01-14 Mohawk Innovative Technology, Inc. Compliant foil seal
JP3616016B2 (ja) * 2000-04-28 2005-02-02 三菱重工業株式会社 軸シール機構及びガスタービン
CN2460801Y (zh) * 2001-01-18 2001-11-21 王玉明 可双向旋转的螺旋槽端面密封装置
US6652226B2 (en) * 2001-02-09 2003-11-25 General Electric Co. Methods and apparatus for reducing seal teeth wear
DE10122732C2 (de) * 2001-05-10 2003-04-30 Mtu Aero Engines Gmbh Anordnung für eine nicht-hermetisch abdichtende Dichtung
US20030098132A1 (en) * 2001-11-28 2003-05-29 Mansdorfer Gary A. Mechanical face seal for materials handling apparatus
US20070235946A9 (en) * 2004-05-28 2007-10-11 Garrison Glenn M Air riding seal
US7938402B2 (en) * 2004-05-28 2011-05-10 Stein Seal Company Air riding seal
JP4610949B2 (ja) * 2004-07-05 2011-01-12 イーグル・エンジニアリング・エアロスペース株式会社 シール装置
DE102004055429B3 (de) * 2004-11-17 2006-08-10 Man B & W Diesel Ag Dichtungseinrichtung für eine insbesondere im Stillstand geschmierte Lagerung einer Rotorwelle
US20070128447A1 (en) * 2005-12-02 2007-06-07 General Electric Company Corrosion inhibiting ceramic coating and method of application
CA2585992C (en) * 2006-06-08 2014-06-17 Sulzer Metco (Us) Inc. Dysprosia stabilized zirconia abradable
US7955694B2 (en) * 2006-06-21 2011-06-07 General Electric Company Strain tolerant coating for environmental protection
US7703774B2 (en) * 2006-09-12 2010-04-27 General Electric Company Shaft seal using shingle members
US8016552B2 (en) * 2006-09-29 2011-09-13 General Electric Company Stator—rotor assemblies having surface features for enhanced containment of gas flow, and related processes
EP2056004A1 (en) * 2007-10-29 2009-05-06 General Electric Company Mechanical seals and methods of making
US7935164B2 (en) * 2007-11-28 2011-05-03 General Electric Company Vortex air-oil separator system
JP5473685B2 (ja) * 2010-03-10 2014-04-16 三菱重工業株式会社 軸シール装置及び軸シール装置を備える回転機械

Also Published As

Publication number Publication date
CA2852008A1 (en) 2013-05-02
CN103890320A (zh) 2014-06-25
JP2015503045A (ja) 2015-01-29
IN2014CN03563A (pt) 2015-07-03
US20130106061A1 (en) 2013-05-02
WO2013062668A1 (en) 2013-05-02
EP2771548A1 (en) 2014-09-03

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]
B350 Update of information on the portal [chapter 15.35 patent gazette]