JPS4820641B1 - - Google Patents

Info

Publication number
JPS4820641B1
JPS4820641B1 JP45005613A JP561370A JPS4820641B1 JP S4820641 B1 JPS4820641 B1 JP S4820641B1 JP 45005613 A JP45005613 A JP 45005613A JP 561370 A JP561370 A JP 561370A JP S4820641 B1 JPS4820641 B1 JP S4820641B1
Authority
JP
Japan
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.)
Pending
Application number
JP45005613A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS4820641B1 publication Critical patent/JPS4820641B1/ja
Pending 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
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
    • 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
    • F05D2260/00—Function
    • F05D2260/60—Fluid transfer
    • F05D2260/601—Fluid transfer using an ejector or a jet pump

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
JP45005613A 1969-01-23 1970-01-21 Pending JPS4820641B1 (US06826419-20041130-M00005.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79329369A 1969-01-23 1969-01-23

Publications (1)

Publication Number Publication Date
JPS4820641B1 true JPS4820641B1 (US06826419-20041130-M00005.png) 1973-06-22

Family

ID=25159586

Family Applications (1)

Application Number Title Priority Date Filing Date
JP45005613A Pending JPS4820641B1 (US06826419-20041130-M00005.png) 1969-01-23 1970-01-21

Country Status (6)

Country Link
US (1) US3527054A (US06826419-20041130-M00005.png)
JP (1) JPS4820641B1 (US06826419-20041130-M00005.png)
BE (1) BE744805A (US06826419-20041130-M00005.png)
DE (1) DE2002762A1 (US06826419-20041130-M00005.png)
FR (1) FR2028999A1 (US06826419-20041130-M00005.png)
GB (1) GB1291695A (US06826419-20041130-M00005.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54113636U (US06826419-20041130-M00005.png) * 1978-01-26 1979-08-09
JPH0247901U (US06826419-20041130-M00005.png) * 1988-09-29 1990-04-03

Families Citing this family (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2042478C3 (de) * 1970-08-27 1975-08-14 Motoren- Und Turbinen-Union Muenchen Gmbh, 8000 Muenchen Gasturbinentriebwerk, vorzugsweise Strahltriebwerk für Flugzeuge, mit Kühlluft- und gegebenenfalls Sperrluftentnahme
CH557952A (de) * 1972-11-08 1975-01-15 Bbc Sulzer Turbomaschinen Gasturbinenanlage.
US3844110A (en) * 1973-02-26 1974-10-29 Gen Electric Gas turbine engine internal lubricant sump venting and pressurization system
DE2427634C3 (de) * 1974-06-07 1978-06-29 Kloeckner-Humboldt-Deutz Ag, 5000 Koeln Druckbelüftungssystem für ein Getriebe eines Luftfahrzeugantriebs, insbesondere für einen Geräteträger zum Antrieb von Hilfsgeräten
US4156342A (en) * 1976-06-11 1979-05-29 Westinghouse Canada Limited Cooling apparatus for a bearing in a gas turbine
US4182117A (en) * 1978-01-09 1980-01-08 Avco Corporation Diffuser vane cusp bleed aperture with automatic ejector control device
US4390082A (en) * 1980-12-18 1983-06-28 Rotoflow Corporation Reserve lubricant supply system
US4653267A (en) * 1983-05-31 1987-03-31 United Technologies Corporation Thrust balancing and cooling system
US4561246A (en) * 1983-12-23 1985-12-31 United Technologies Corporation Bearing compartment for a gas turbine engine
US4542623A (en) * 1983-12-23 1985-09-24 United Technologies Corporation Air cooler for providing buffer air to a bearing compartment
US4574584A (en) * 1983-12-23 1986-03-11 United Technologies Corporation Method of operation for a gas turbine engine
US4671734A (en) * 1984-10-12 1987-06-09 The Boeing Company Dual turbine drive
US5134844A (en) * 1990-07-30 1992-08-04 General Electric Company Aft entry cooling system and method for an aircraft engine
GB2263946A (en) * 1992-02-04 1993-08-11 Bmw Rolls Royce Gmbh An arrangement for supplying cooling air to a gas turbine casing.
CA2093683C (en) * 1992-05-14 2002-10-15 William Miller Farrell Intercooled gas turbine engine
GB9306890D0 (en) * 1993-04-01 1993-06-02 Bmw Rolls Royce Gmbh A gas turbine engine with bearing chambers and barrier air chambers
US6058694A (en) * 1997-11-11 2000-05-09 Alliedsignal Inc. Gas turbine engine commanded oil flow valve with failsafe
WO2001027444A1 (en) * 1999-10-12 2001-04-19 Alm Development, Inc. Bearing housing for a turbomachine
US6470666B1 (en) * 2001-04-30 2002-10-29 General Electric Company Methods and systems for preventing gas turbine engine lube oil leakage
US20030097872A1 (en) * 2001-11-29 2003-05-29 Granitz Charles Robert System for reducing oil consumption in gas turbine engines
US7093418B2 (en) * 2004-04-21 2006-08-22 Honeywell International, Inc. Gas turbine engine including a low pressure sump seal buffer source and thermally isolated sump
FR2889561B1 (fr) 2005-08-02 2010-10-29 Snecma Systeme d'etancheite de la chambre de lubrification arriere d'un turboreacteur
US7836675B2 (en) * 2006-02-21 2010-11-23 General Electric Company Supercore sump vent pressure control
US7591631B2 (en) * 2006-06-30 2009-09-22 United Technologies Corporation Flow delivery system for seals
US7908840B2 (en) * 2006-11-29 2011-03-22 United Technologies Corporation Turbine engine with integrated generator having shared lubrication system
US7931124B2 (en) * 2007-12-12 2011-04-26 United Technologies Corporation On-demand lubrication system and method for improved flow management and containment
US8215895B2 (en) * 2008-03-03 2012-07-10 Rolls-Royce Corporation Vapor phase lubrication system
FR2936273B1 (fr) * 2008-09-22 2010-10-29 Snecma Procede et systeme de lubrification d'une turbomachine
US8572974B2 (en) * 2009-07-31 2013-11-05 Hamilton Sundstrand Corporation Variable speed and displacement electric fluid delivery system for a gas turbine engine
AU2009352304B2 (en) * 2009-09-13 2015-09-03 Lean Flame, Inc. Combustion cavity layouts for fuel staging in trapped vortex combustors
GB2473651B (en) * 2009-09-21 2011-08-31 Rolls Royce Plc Gas turbine aircraft engines and operation thereof
US8997500B2 (en) * 2010-02-19 2015-04-07 United Technologies Corporation Gas turbine engine oil buffering
US8684666B2 (en) 2011-04-12 2014-04-01 Siemens Energy, Inc. Low pressure cooling seal system for a gas turbine engine
US9239012B2 (en) 2011-06-08 2016-01-19 United Technologies Corporation Flexible support structure for a geared architecture gas turbine engine
US9631558B2 (en) 2012-01-03 2017-04-25 United Technologies Corporation Geared architecture for high speed and small volume fan drive turbine
GB2495092B (en) * 2011-09-28 2014-01-01 Rolls Royce Plc Sealing arrangement
US8887487B2 (en) 2012-01-31 2014-11-18 United Technologies Corporation Geared turbofan gas turbine engine architecture
US20130192240A1 (en) 2012-01-31 2013-08-01 Peter M. Munsell Buffer system for a gas turbine engine
US8366382B1 (en) 2012-01-31 2013-02-05 United Technologies Corporation Mid-turbine frame buffer system
US10240526B2 (en) 2012-01-31 2019-03-26 United Technologies Corporation Gas turbine engine with high speed low pressure turbine section
US10287914B2 (en) 2012-01-31 2019-05-14 United Technologies Corporation Gas turbine engine with high speed low pressure turbine section and bearing support features
US20130192251A1 (en) 2012-01-31 2013-08-01 Peter M. Munsell Buffer system that communicates buffer supply air to one or more portions of a gas turbine engine
US20150192070A1 (en) 2012-01-31 2015-07-09 United Technologies Corporation Geared turbofan gas turbine engine architecture
US20150345426A1 (en) 2012-01-31 2015-12-03 United Technologies Corporation Geared turbofan gas turbine engine architecture
US10125693B2 (en) 2012-04-02 2018-11-13 United Technologies Corporation Geared turbofan engine with power density range
US10138809B2 (en) 2012-04-02 2018-11-27 United Technologies Corporation Geared turbofan engine with a high ratio of thrust to turbine volume
US9074485B2 (en) 2012-04-25 2015-07-07 United Technologies Corporation Geared turbofan with three turbines all counter-rotating
US9567908B2 (en) * 2012-04-27 2017-02-14 General Electric Company Mitigating vortex pumping effect upstream of oil seal
US9353647B2 (en) 2012-04-27 2016-05-31 General Electric Company Wide discourager tooth
US20130327012A1 (en) * 2012-06-11 2013-12-12 General Electric Company Gas turbine anti-icing system
GB201303636D0 (en) * 2013-03-01 2013-04-17 Rolls Royce Plc Chamber fluid removal system
WO2014152123A1 (en) * 2013-03-14 2014-09-25 United Technologies Corporation Heatshield discourager seal for a gas turbine engine
GB201316543D0 (en) * 2013-09-18 2013-10-30 Rolls Royce Plc Vortex fluid flow device
US9926797B2 (en) 2015-01-22 2018-03-27 United Technologies Corporation Flange trapped seal configuration
US10215098B2 (en) 2015-01-22 2019-02-26 United Technologies Corporation Bearing compartment seal
US10161256B2 (en) 2015-01-22 2018-12-25 Untied Technologies Corporation Seal with backup seal
RU2596896C1 (ru) * 2015-06-02 2016-09-10 Открытое акционерное общество "Уфимское моторостроительное производственное объединение" ОАО "УМПО" Двухконтурный газотурбинный двигатель
US10196986B2 (en) 2015-09-04 2019-02-05 General Electric Company Hydrodynamic seals in bearing compartments of gas turbine engines
US10287916B2 (en) * 2016-06-01 2019-05-14 United Technologies Corporation Internal tube oil coke prevention geometry
EP3409903B1 (en) * 2017-06-01 2021-09-01 General Electric Company Gas turbine system with an intercooler providing cooled fluid as bearing pressurization fluid
RU2699870C1 (ru) * 2018-08-03 2019-09-11 Публичное акционерное общество "ОДК-Уфимское моторостроительное производственное объединение" (ПАО "ОДК-УМПО") Охлаждаемая турбина двухконтурного газотурбинного двигателя
RU2700110C1 (ru) * 2018-11-07 2019-09-12 Публичное акционерное общество "ОДК-Уфимское моторостроительное производственное объединение" (ПАО "ОДК-УМПО") Двухконтурный газотурбинный двигатель
FR3101379B1 (fr) * 2019-09-30 2022-08-26 Safran Aircraft Engines Pressurisation d’enceinte de turbomachine avec de l’air provenant de la veine secondaire

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2614386A (en) * 1945-02-20 1952-10-21 Power Jets Res & Dev Ltd Supporting and reinforcing structure for gas turbine engines
US2791090A (en) * 1952-08-05 1957-05-07 Bristol Aeroplane Co Ltd Improved cooling and lubricating arrangement for bearings of a gas turbine engine
GB1013139A (en) * 1964-09-04 1965-12-15 Rolls Royce Gas turbine engine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54113636U (US06826419-20041130-M00005.png) * 1978-01-26 1979-08-09
JPH0247901U (US06826419-20041130-M00005.png) * 1988-09-29 1990-04-03

Also Published As

Publication number Publication date
DE2002762A1 (de) 1970-09-03
GB1291695A (en) 1972-10-04
BE744805A (fr) 1970-07-01
FR2028999A1 (US06826419-20041130-M00005.png) 1970-10-16
US3527054A (en) 1970-09-08

Similar Documents

Publication Publication Date Title
AU2270770A (US06826419-20041130-M00005.png)
AU465452B2 (US06826419-20041130-M00005.png)
AU429630B2 (US06826419-20041130-M00005.png)
AU450150B2 (US06826419-20041130-M00005.png)
AU2355770A (US06826419-20041130-M00005.png)
AU442375B2 (US06826419-20041130-M00005.png)
AU427401B2 (US06826419-20041130-M00005.png)
AU470301B1 (US06826419-20041130-M00005.png)
AU442463B2 (US06826419-20041130-M00005.png)
AU425297B2 (US06826419-20041130-M00005.png)
AU428074B2 (US06826419-20041130-M00005.png)
AU428129B2 (US06826419-20041130-M00005.png)
AU417208B2 (US06826419-20041130-M00005.png)
AT308690B (US06826419-20041130-M00005.png)
AU438128B2 (US06826419-20041130-M00005.png)
AU414607B2 (US06826419-20041130-M00005.png)
AU442285B2 (US06826419-20041130-M00005.png)
AU442322B2 (US06826419-20041130-M00005.png)
AU442357B2 (US06826419-20041130-M00005.png)
AU470661B1 (US06826419-20041130-M00005.png)
AU442380B2 (US06826419-20041130-M00005.png)
AU410358B2 (US06826419-20041130-M00005.png)
AU442535B2 (US06826419-20041130-M00005.png)
AU442538B2 (US06826419-20041130-M00005.png)
AU442554B2 (US06826419-20041130-M00005.png)