DE69714536T2 - Gasturbinen-Triebwerk mit Dichtung für Lagerkammern - Google Patents

Gasturbinen-Triebwerk mit Dichtung für Lagerkammern

Info

Publication number
DE69714536T2
DE69714536T2 DE69714536T DE69714536T DE69714536T2 DE 69714536 T2 DE69714536 T2 DE 69714536T2 DE 69714536 T DE69714536 T DE 69714536T DE 69714536 T DE69714536 T DE 69714536T DE 69714536 T2 DE69714536 T2 DE 69714536T2
Authority
DE
Germany
Prior art keywords
capture surface
shafts
shaft
air
oil
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
DE69714536T
Other languages
German (de)
English (en)
Other versions
DE69714536D1 (de
Inventor
Sanford B. Proveaux
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 DE69714536D1 publication Critical patent/DE69714536D1/de
Application granted granted Critical
Publication of DE69714536T2 publication Critical patent/DE69714536T2/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
    • 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
    • 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
    • F02C7/28—Arrangement of seals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/40—Sealings between relatively-moving surfaces by means of fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Devices (AREA)
  • Sealing Of Bearings (AREA)
DE69714536T 1996-08-30 1997-08-29 Gasturbinen-Triebwerk mit Dichtung für Lagerkammern Expired - Lifetime DE69714536T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/705,388 US6131914A (en) 1996-08-30 1996-08-30 Gas turbine engine bearing compartment seal

Publications (2)

Publication Number Publication Date
DE69714536D1 DE69714536D1 (de) 2002-09-12
DE69714536T2 true DE69714536T2 (de) 2002-12-05

Family

ID=24833243

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69714536T Expired - Lifetime DE69714536T2 (de) 1996-08-30 1997-08-29 Gasturbinen-Triebwerk mit Dichtung für Lagerkammern

Country Status (5)

Country Link
US (1) US6131914A (enExample)
EP (1) EP0831204B1 (enExample)
JP (1) JP4009884B2 (enExample)
KR (1) KR100464892B1 (enExample)
DE (1) DE69714536T2 (enExample)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2348466B (en) * 1999-03-27 2003-07-09 Rolls Royce Plc A gas turbine engine and a rotor for a gas turbine engine
US6887038B2 (en) * 2003-09-02 2005-05-03 General Electric Company Methods and apparatus to facilitate sealing between rotating turbine shafts
FR2867229B1 (fr) * 2004-03-05 2006-07-28 Snecma Moteurs Palier a roulement de turbomachine a encombrement reduit
EP1619400B1 (en) * 2004-07-20 2009-11-11 VARIAN S.p.A. Annular support for rolling bearings
US7946590B2 (en) * 2008-01-17 2011-05-24 United Technologies Corporation Face seal for gas turbine engine
US7984911B2 (en) * 2008-01-17 2011-07-26 United Technologies Corporation Face seal for gas turbine engine
US8092093B2 (en) * 2008-07-31 2012-01-10 General Electric Company Dynamic impeller oil seal
US8308426B2 (en) 2010-07-30 2012-11-13 United Technologies Corporation Shaft assembly for a gas turbine engine
RU2489590C1 (ru) * 2012-02-29 2013-08-10 Открытое акционерное общество "Научно-производственное объединение "Сатурн" (ОАО "НПО "Сатурн") Турбомашина
FR2989116B1 (fr) * 2012-04-05 2014-04-25 Snecma Dispositif d'etancheite inter-arbres coaxiaux d'une turbomachine
EP2906807B1 (en) * 2012-10-09 2021-09-08 Raytheon Technologies Corporation Geared turbofan engine with inter-shaft deflection feature
FR3000145B1 (fr) * 2012-12-21 2015-01-16 Turbomeca Assemblage d'etancheite pour turbomachine
WO2014150187A1 (en) 2013-03-15 2014-09-25 United Technologies Corporation Turbine engine face seal arrangement including anti-rotation features
US9850814B2 (en) * 2014-02-19 2017-12-26 United Technologies Corporation Annular spring for a bearing assembly of a gas turbine engine
US10215054B2 (en) * 2014-12-16 2019-02-26 United Technologies Corporation Secondary sealing system
US10215098B2 (en) 2015-01-22 2019-02-26 United Technologies Corporation Bearing compartment seal
US9926797B2 (en) 2015-01-22 2018-03-27 United Technologies Corporation Flange trapped seal configuration
US10161256B2 (en) 2015-01-22 2018-12-25 Untied Technologies Corporation Seal with backup seal
US9488071B2 (en) 2015-03-27 2016-11-08 United Technologies Corporation Piston ring anti-rotation
US10513938B2 (en) * 2017-04-25 2019-12-24 United Technologies Corporation Intershaft compartment buffering arrangement
US11035253B2 (en) 2019-02-05 2021-06-15 Raytheon Technologies Corporation Face seal with damper
US11248492B2 (en) * 2019-03-18 2022-02-15 Raytheon Technologies Corporation Seal assembly for a gas turbine engine
CN110630338B (zh) * 2019-10-11 2022-07-15 中国航发沈阳发动机研究所 一种涡扇发动机轴承腔封严的引气参数控制方法及系统
US12000299B1 (en) 2023-08-25 2024-06-04 Rolls-Royce Corporation Centrifugally operated oil shield for lubrication flow control

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2020002A (en) * 1932-06-23 1935-11-05 Pulvis Ag Packing
US3915521A (en) * 1974-09-30 1975-10-28 United Technologies Corp Lubricated radial bearing assembly
US4342489A (en) * 1980-10-07 1982-08-03 Teledyne Industries, Inc. Bearing lubricating injector
US4453784A (en) * 1983-05-02 1984-06-12 United Technologies Corporation Means for feeding oil between counterrotating shafts
US4468066A (en) * 1983-05-02 1984-08-28 United Technologies Corporation Oil capture scoop
DE3505491A1 (de) * 1985-02-16 1986-08-21 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Dichtung fuer eine stroemungsmaschine
US4754984A (en) * 1987-01-02 1988-07-05 The United States Of America As Represented By The Secretary Of The Navy Dual-seal-ring shaft seal
GB2256682B (en) * 1991-06-15 1995-04-26 Rolls Royce Plc A hydraulic seal and method of assembling the same
US5211535A (en) * 1991-12-30 1993-05-18 General Electric Company Labyrinth seals for gas turbine engine

Also Published As

Publication number Publication date
JP4009884B2 (ja) 2007-11-21
EP0831204B1 (en) 2002-08-07
KR19980019177A (ko) 1998-06-05
EP0831204A1 (en) 1998-03-25
KR100464892B1 (ko) 2005-02-28
US6131914A (en) 2000-10-17
JPH1089088A (ja) 1998-04-07
DE69714536D1 (de) 2002-09-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition