EP2914819A4 - Agencement de joint d'étanchéité refroidi par fluide pour moteur à turbine à gaz - Google Patents

Agencement de joint d'étanchéité refroidi par fluide pour moteur à turbine à gaz

Info

Publication number
EP2914819A4
EP2914819A4 EP13874213.5A EP13874213A EP2914819A4 EP 2914819 A4 EP2914819 A4 EP 2914819A4 EP 13874213 A EP13874213 A EP 13874213A EP 2914819 A4 EP2914819 A4 EP 2914819A4
Authority
EP
European Patent Office
Prior art keywords
fluid
gas turbine
turbine engine
seal arrangement
cooled seal
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Withdrawn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
EP13874213.5A
Other languages
German (de)
English (en)
Other versions
EP2914819A2 (fr
Inventor
Stephen J Lyle
Fungayi Mutsengi
Ernest Boratgis
Santosh Ranganath
Christopher J Larson
M Rifat Ullah
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.)
RTX 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 EP2914819A2 publication Critical patent/EP2914819A2/fr
Publication of EP2914819A4 publication Critical patent/EP2914819A4/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Withdrawn legal-status Critical Current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
    • F01D11/005—Sealing means between non relatively rotating elements
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/18—Lubricating arrangements
    • F01D25/183—Sealing means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/06—Arrangements of bearings; Lubricating
    • 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
    • F05D2250/00—Geometry
    • F05D2250/20—Three-dimensional
    • F05D2250/24—Three-dimensional ellipsoidal
    • F05D2250/241—Three-dimensional ellipsoidal spherical
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/4932—Turbomachine making
EP13874213.5A 2012-11-01 2013-11-01 Agencement de joint d'étanchéité refroidi par fluide pour moteur à turbine à gaz Withdrawn EP2914819A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/666,591 US20140119887A1 (en) 2012-11-01 2012-11-01 Fluid-cooled seal arrangement for a gas turbine engine
PCT/US2013/068053 WO2014120309A2 (fr) 2012-11-01 2013-11-01 Agencement de joint d'étanchéité refroidi par fluide pour moteur à turbine à gaz

Publications (2)

Publication Number Publication Date
EP2914819A2 EP2914819A2 (fr) 2015-09-09
EP2914819A4 true EP2914819A4 (fr) 2016-01-20

Family

ID=50547383

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13874213.5A Withdrawn EP2914819A4 (fr) 2012-11-01 2013-11-01 Agencement de joint d'étanchéité refroidi par fluide pour moteur à turbine à gaz

Country Status (3)

Country Link
US (1) US20140119887A1 (fr)
EP (1) EP2914819A4 (fr)
WO (1) WO2014120309A2 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014138617A1 (fr) * 2013-03-08 2014-09-12 United Technologies Corporation Agencement de joint refroidi par fluide pour un moteur à turbine à gaz
US9631508B2 (en) 2013-06-13 2017-04-25 Pratt & Whitney Canada Corp. Internally cooled seal runner
US20180045316A1 (en) * 2016-08-09 2018-02-15 United Technologies Corporation Hydrodynamic seal seat cooling features
US20180087404A1 (en) * 2016-09-23 2018-03-29 Rolls-Royce Corporation Oil distributor
US11028717B2 (en) 2017-06-26 2021-06-08 Raytheon Technologies Corporation Bearing assembly for gas turbine engines
US10746051B2 (en) * 2018-09-21 2020-08-18 United Technologies Corporation Hybrid wet-dry face seal seat
US10774684B2 (en) * 2018-10-24 2020-09-15 Raytheon Technologies Corporation Gas turbine engine seal assemblies
US10975723B2 (en) * 2019-02-26 2021-04-13 Raytheon Technologies Corporation Gas turbine engine including seal plate providing increased cooling adjacent contact area
US11248492B2 (en) 2019-03-18 2022-02-15 Raytheon Technologies Corporation Seal assembly for a gas turbine engine
US11203948B2 (en) 2019-09-06 2021-12-21 Pratt & Whitney Canada Corp. Seal runner and method
US11193389B2 (en) * 2019-10-18 2021-12-07 Raytheon Technologies Corporation Fluid cooled seal land for rotational equipment seal assembly
US11441448B2 (en) 2020-02-13 2022-09-13 Raytheon Technologies Corporation Impingement cooled rotating seal

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1269951A (en) * 1916-08-28 1918-06-18 Frederick Livingstone Morris Trolley-wheel and bearing therefor.
US2874803A (en) * 1955-07-26 1959-02-24 United Aircraft Corp Lubrication means
US5725338A (en) * 1993-12-08 1998-03-10 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" Drill bit having a hemispherical head with an evolutive cut
JP2007078072A (ja) * 2005-09-14 2007-03-29 Toyota Industries Corp 内燃機関のコンロッド

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2857182A (en) * 1955-05-31 1958-10-21 Gen Motors Corp Shaft seal
US2990202A (en) * 1958-09-18 1961-06-27 United Aircraft Corp Labyrinth face seal plate
NL130801C (fr) * 1961-02-10
US4928978A (en) * 1988-04-07 1990-05-29 United Technologies Corporation Rotating shaft seal
US5284347A (en) * 1991-03-25 1994-02-08 General Electric Company Gas bearing sealing means
US5685671A (en) * 1993-11-01 1997-11-11 Smith International, Inc. Diamond or CBN fluted center cutting end mill
US5626347A (en) * 1994-09-29 1997-05-06 Alliedsignal Inc. Coning resistant face seal having a "U" shape
US6196790B1 (en) * 1998-12-17 2001-03-06 United Technologies Corporation Seal assembly for an intershaft seal in a gas turbine engine
EP1191188B1 (fr) * 2000-09-26 2006-02-08 Mitsubishi Heavy Industries, Ltd. Structure d'arbre pour une tubine à gaz refroidie par vapeur
US8657297B2 (en) * 2004-05-28 2014-02-25 Stein Seal Company Air riding seal
US20090051120A1 (en) * 2007-08-23 2009-02-26 United Technologies Corp. Gas Turbine Engine Systems Involving Hydrostatic Face Seals
US8215895B2 (en) * 2008-03-03 2012-07-10 Rolls-Royce Corporation Vapor phase lubrication system
US8490982B2 (en) * 2008-05-22 2013-07-23 Stein Seal Company Windback device
US7931277B2 (en) * 2009-08-27 2011-04-26 Stein Seal Company Hydrodynamic circumferential seal system for large translations
GB2473828B (en) * 2009-09-24 2011-08-10 Rolls Royce Plc Oil seal assembly
US8845282B2 (en) * 2011-09-28 2014-09-30 United Technologies Corporation Seal plate with cooling passage

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1269951A (en) * 1916-08-28 1918-06-18 Frederick Livingstone Morris Trolley-wheel and bearing therefor.
US2874803A (en) * 1955-07-26 1959-02-24 United Aircraft Corp Lubrication means
US5725338A (en) * 1993-12-08 1998-03-10 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" Drill bit having a hemispherical head with an evolutive cut
JP2007078072A (ja) * 2005-09-14 2007-03-29 Toyota Industries Corp 内燃機関のコンロッド

Also Published As

Publication number Publication date
US20140119887A1 (en) 2014-05-01
EP2914819A2 (fr) 2015-09-09
WO2014120309A3 (fr) 2014-10-16
WO2014120309A2 (fr) 2014-08-07

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Inventor name: RANGANATH, SANTOSH

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