DE3482915D1 - Schutzsystem fuer lagerkammer. - Google Patents

Schutzsystem fuer lagerkammer.

Info

Publication number
DE3482915D1
DE3482915D1 DE8484630070T DE3482915T DE3482915D1 DE 3482915 D1 DE3482915 D1 DE 3482915D1 DE 8484630070 T DE8484630070 T DE 8484630070T DE 3482915 T DE3482915 T DE 3482915T DE 3482915 D1 DE3482915 D1 DE 3482915D1
Authority
DE
Germany
Prior art keywords
storage chamber
protection system
protection
chamber
storage
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
DE8484630070T
Other languages
English (en)
Inventor
Leonard W Stevens
Williams S Siwik
William A Moore
Wayne M Brown
Andrew A Barnard
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
Application granted granted Critical
Publication of DE3482915D1 publication Critical patent/DE3482915D1/de
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
    • 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
    • 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
    • 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
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • F01D25/125—Cooling of bearings
    • 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
    • F02C7/12—Cooling of plants
    • F02C7/16—Cooling of plants characterised by cooling medium
    • F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
    • F02C7/185—Cooling means for reducing the temperature of the cooling air or gas
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
    • F16C27/04—Ball or roller bearings, e.g. with resilient rolling bodies
    • F16C27/045—Ball or roller bearings, e.g. with resilient rolling bodies with a fluid film, e.g. squeeze film damping
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
    • F16C19/24—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for radial load mainly
    • F16C19/26—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for radial load mainly with a single row of rollers
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/23—Gas turbine engines
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
DE8484630070T 1983-05-31 1984-04-27 Schutzsystem fuer lagerkammer. Expired - Fee Related DE3482915D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US49963383A 1983-05-31 1983-05-31

Publications (1)

Publication Number Publication Date
DE3482915D1 true DE3482915D1 (de) 1990-09-13

Family

ID=23986059

Family Applications (2)

Application Number Title Priority Date Filing Date
DE198484630070T Pending DE127562T1 (de) 1983-05-31 1984-04-27 Schutzsystem fuer lagerkammer.
DE8484630070T Expired - Fee Related DE3482915D1 (de) 1983-05-31 1984-04-27 Schutzsystem fuer lagerkammer.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE198484630070T Pending DE127562T1 (de) 1983-05-31 1984-04-27 Schutzsystem fuer lagerkammer.

Country Status (3)

Country Link
EP (1) EP0127562B1 (de)
JP (1) JPS59226236A (de)
DE (2) DE127562T1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5415478A (en) * 1994-05-17 1995-05-16 Pratt & Whitney Canada, Inc. Annular bearing compartment
JP2003511618A (ja) * 1999-10-12 2003-03-25 エーエルエム ディベロップメント インコーポレイテッド ターボ形機械の軸受用潤滑システム
US6799112B1 (en) * 2003-10-03 2004-09-28 General Electric Company Methods and apparatus for operating gas turbine engines
FR2877036B1 (fr) * 2004-10-27 2006-12-22 Snecma Moteurs Sa Dispositif de lubrification d'un composant dans une turbomachine
EP2475934A4 (de) 2009-09-13 2015-02-11 Lean Flame Inc Vortexvormischer für einen verbrenner
FR2961258B1 (fr) * 2010-06-15 2012-06-08 Snecma Dispositif de guidage et d'etancheite a joint carbone et a palier lisse integre pour une turbomachine
US20130192240A1 (en) 2012-01-31 2013-08-01 Peter M. Munsell Buffer system for a gas turbine engine
WO2014051691A1 (en) * 2012-09-27 2014-04-03 United Technologies Corporation Buffer airflow to bearing compartment
FR3078369B1 (fr) * 2018-02-23 2020-03-20 Safran Aircraft Engines Turbomachine comportant un echangeur de chaleur constitue d'au moins une plateforme inter aubes
CN114542205B (zh) * 2022-02-11 2022-11-22 中国航发沈阳发动机研究所 一种高马赫航空发动机耐高温高压轴承腔结构

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH266730A (de) * 1948-08-11 1950-02-15 Siegfried Keller & Co Vorrichtung zur Vermeidung von Schmiermittelverlusten bei hochtourigen Turbomaschinen mit fliegender Läuferanordnung.
GB702931A (en) * 1951-04-18 1954-01-27 Bristol Aeroplane Co Ltd Improvements in or relating to rotary machines comprising fluid compressing means
US2791090A (en) * 1952-08-05 1957-05-07 Bristol Aeroplane Co Ltd Improved cooling and lubricating arrangement for bearings of a gas turbine engine
US2992842A (en) * 1958-04-21 1961-07-18 United Aircraft Corp Oil scrubbed face seal
FR1484834A (fr) * 1966-05-09 1967-06-16 Bristol Siddeley Engines Ltd Perfectionnements apportés aux moteurs comportant une turbine à gaz
US3768921A (en) * 1972-02-24 1973-10-30 Aircraft Corp Chamber pressure control using free vortex flow
CH557952A (de) * 1972-11-08 1975-01-15 Bbc Sulzer Turbomaschinen Gasturbinenanlage.
GB1421540A (en) * 1972-11-24 1976-01-21 Rolls Royce Shaft bearing assemblies
US3844110A (en) * 1973-02-26 1974-10-29 Gen Electric Gas turbine engine internal lubricant sump venting and pressurization system
US4156342A (en) * 1976-06-11 1979-05-29 Westinghouse Canada Limited Cooling apparatus for a bearing in a gas turbine
US4369016A (en) * 1979-12-21 1983-01-18 United Technologies Corporation Turbine intermediate case
US4337983A (en) * 1980-12-11 1982-07-06 United Technologies Corporation Viscous damper
US4385788A (en) * 1981-06-26 1983-05-31 United Technologies Corporation Roller bearing and construction thereof

Also Published As

Publication number Publication date
JPH0475373B2 (de) 1992-11-30
DE127562T1 (de) 1985-08-14
JPS59226236A (ja) 1984-12-19
EP0127562A2 (de) 1984-12-05
EP0127562A3 (en) 1987-04-08
EP0127562B1 (de) 1990-08-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee