IL141557A0 - Methods and apparatus for isolating gas turbine engine bearings - Google Patents

Methods and apparatus for isolating gas turbine engine bearings

Info

Publication number
IL141557A0
IL141557A0 IL14155701A IL14155701A IL141557A0 IL 141557 A0 IL141557 A0 IL 141557A0 IL 14155701 A IL14155701 A IL 14155701A IL 14155701 A IL14155701 A IL 14155701A IL 141557 A0 IL141557 A0 IL 141557A0
Authority
IL
Israel
Prior art keywords
methods
gas turbine
turbine engine
engine bearings
isolating gas
Prior art date
Application number
IL14155701A
Other languages
English (en)
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 IL141557A0 publication Critical patent/IL141557A0/xx

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
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • F01D25/162—Bearing supports
    • 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
    • F02C7/06—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
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2230/00—Manufacture
    • F05B2230/60—Assembly methods
    • F05B2230/604—Assembly methods using positioning or alignment devices for aligning or centering, e.g. pins
    • F05B2230/606—Assembly methods using positioning or alignment devices for aligning or centering, e.g. pins using maintaining alignment while permitting differential dilatation
    • 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
    • F05D2230/60—Assembly methods
    • F05D2230/64—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
    • F05D2230/642—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins using maintaining alignment while permitting differential dilatation
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Mounting Of Bearings Or Others (AREA)
  • Support Of The Bearing (AREA)
IL14155701A 2000-03-10 2001-02-21 Methods and apparatus for isolating gas turbine engine bearings IL141557A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/522,562 US6582187B1 (en) 2000-03-10 2000-03-10 Methods and apparatus for isolating gas turbine engine bearings

Publications (1)

Publication Number Publication Date
IL141557A0 true IL141557A0 (en) 2002-03-10

Family

ID=24081360

Family Applications (1)

Application Number Title Priority Date Filing Date
IL14155701A IL141557A0 (en) 2000-03-10 2001-02-21 Methods and apparatus for isolating gas turbine engine bearings

Country Status (4)

Country Link
US (1) US6582187B1 (enExample)
EP (1) EP1132578A3 (enExample)
JP (1) JP2001317372A (enExample)
IL (1) IL141557A0 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2379524C1 (ru) * 2008-05-28 2010-01-20 Открытое акционерное общество "Авиадвигатель" Газовая силовая турбина
JP5706003B2 (ja) * 2011-02-09 2015-04-22 シーメンス アクティエンゲゼルシャフト ガスタービンのロータ及びシャフト延長部分から軸受本体を引き抜くための方法
US20140010648A1 (en) * 2012-06-29 2014-01-09 United Technologies Corporation Sleeve for turbine bearing stack
US9234439B2 (en) 2012-11-01 2016-01-12 United Technologies Corporation Gas turbine engine with bearing compartment wall cooling
US9410429B2 (en) 2012-11-30 2016-08-09 Pratt & Whitney Canada Corp. Air cooling shaft at bearing interface
CN103603694B (zh) * 2013-12-04 2015-07-29 上海金通灵动力科技有限公司 一种降低汽轮机主轴轴承处工作温度的结构
EP2910735B1 (en) * 2014-02-21 2020-07-01 United Technologies Corporation Bore basket for a gas powered turbine
US10280792B2 (en) 2014-02-21 2019-05-07 United Technologies Corporation Bore basket for a gas powered turbine
EP2910736B1 (en) * 2014-02-21 2016-12-28 United Technologies Corporation Multi-piece bore basket for a gas powered turbine
KR102208790B1 (ko) * 2014-08-08 2021-01-28 한국전력공사 초전도 극저온 팽창기
US10113445B2 (en) * 2014-08-18 2018-10-30 Hamilton Sundstrand Corporation Rotary machine air deflector
FR3115558B1 (fr) 2020-10-27 2023-12-15 Safran Aircraft Engines Dispositif de pressurisation d’une enceinte aval de turbomachine et turbomachine correspondante.

Family Cites Families (31)

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Publication number Priority date Publication date Assignee Title
FR955874A (enExample) * 1950-01-20
GB595348A (en) * 1941-09-22 1947-12-03 Karl Baumann Improvements in internal combustion turbine plant
US2469732A (en) * 1944-08-23 1949-05-10 United Aircraft Corp Turbine cooling
US2620123A (en) * 1946-05-31 1952-12-02 Continental Aviat & Engineerin Cooling system for combustion gas turbines
US2493160A (en) * 1946-06-21 1950-01-03 Rolls Royce Bearing for turbines and the like
US3951573A (en) * 1946-07-16 1976-04-20 The United States Of America As Represented By The United States Energy Research And Development Administration Fluid lubricated bearing construction
US2788951A (en) * 1951-02-15 1957-04-16 Power Jets Res & Dev Ltd Cooling of turbine rotors
US2860851A (en) * 1953-12-11 1958-11-18 Havilland Engine Co Ltd Multi-stage turbine rotor assemblies
GB912331A (en) * 1960-06-07 1962-12-05 Rolls Royce Bearing assembly
US3133693A (en) * 1962-05-17 1964-05-19 Gen Electric Sump seal system
GB1013140A (en) * 1964-09-04 1965-12-15 Rolls Royce Bearing assembly
GB1168394A (en) * 1968-02-06 1969-10-22 Rolls Royce Bearing Assembly
US3673802A (en) * 1970-06-18 1972-07-04 Gen Electric Fan engine with counter rotating geared core booster
US3734649A (en) * 1971-05-24 1973-05-22 Aircraft Corp U Turbopump having cooled shaft
US3764236A (en) * 1971-07-15 1973-10-09 Carter Co J C Modular pump
US3903690A (en) * 1973-02-12 1975-09-09 Gen Electric Turbofan engine lubrication means
US3909085A (en) * 1973-09-08 1975-09-30 Rolls Royce 1971 Ltd Preloaded bearings
US3925979A (en) * 1973-10-29 1975-12-16 Gen Electric Anti-icing system for a gas turbine engine
US4222705A (en) * 1979-03-19 1980-09-16 Teledyne Industries, Inc. Bearing mounting with cooling means
FR2518650B1 (fr) * 1981-12-22 1986-05-30 Snecma Dispositif de pilotage des jeux d'un palier inter-arbres de turbomachine multi-corps
US4709545A (en) * 1983-05-31 1987-12-01 United Technologies Corporation Bearing compartment protection system
US4653267A (en) * 1983-05-31 1987-03-31 United Technologies Corporation Thrust balancing and cooling system
US5046920A (en) * 1989-02-23 1991-09-10 Fuji Electric Co., Ltd. Bearing cooling system in horizontal shaft water turbine generator
US5160251A (en) 1991-05-13 1992-11-03 General Electric Company Lightweight engine turbine bearing support assembly for withstanding radial and axial loads
US5232335A (en) * 1991-10-30 1993-08-03 General Electric Company Interstage thermal shield retention system
GB9306890D0 (en) * 1993-04-01 1993-06-02 Bmw Rolls Royce Gmbh A gas turbine engine with bearing chambers and barrier air chambers
US5438756A (en) 1993-12-17 1995-08-08 General Electric Company Method for assembling a turbine frame assembly
US5555721A (en) 1994-09-28 1996-09-17 General Electric Company Gas turbine engine cooling supply circuit
US5619850A (en) * 1995-05-09 1997-04-15 Alliedsignal Inc. Gas turbine engine with bleed air buffer seal
US6053701A (en) * 1997-01-23 2000-04-25 Mitsubishi Heavy Industries, Ltd. Gas turbine rotor for steam cooling
US6048101A (en) 1998-12-09 2000-04-11 Sullair Corporation Thrust bearing arrangement

Also Published As

Publication number Publication date
US6582187B1 (en) 2003-06-24
EP1132578A3 (en) 2003-04-23
JP2001317372A (ja) 2001-11-16
EP1132578A2 (en) 2001-09-12

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Legal Events

Date Code Title Description
FF Patent granted
KB Patent renewed
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees