BE742635A - - Google Patents

Info

Publication number
BE742635A
BE742635A BE742635DA BE742635A BE 742635 A BE742635 A BE 742635A BE 742635D A BE742635D A BE 742635DA BE 742635 A BE742635 A BE 742635A
Authority
BE
Belgium
Application number
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 BE742635A publication Critical patent/BE742635A/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
    • F01D3/00—Machines or engines with axial-thrust balancing effected by working-fluid
    • F01D3/04—Machines or engines with axial-thrust balancing effected by working-fluid axial thrust being compensated by thrust-balancing dummy piston or the like
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
BE742635D 1968-12-11 1969-12-04 BE742635A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78299168A 1968-12-11 1968-12-11

Publications (1)

Publication Number Publication Date
BE742635A true BE742635A (xx) 1970-05-14

Family

ID=25127840

Family Applications (1)

Application Number Title Priority Date Filing Date
BE742635D BE742635A (xx) 1968-12-11 1969-12-04

Country Status (5)

Country Link
US (1) US3527053A (xx)
BE (1) BE742635A (xx)
DE (1) DE1961321A1 (xx)
FR (1) FR2025869A1 (xx)
GB (1) GB1276377A (xx)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5145728B2 (xx) * 1972-08-21 1976-12-04
GB1504129A (en) * 1974-06-29 1978-03-15 Rolls Royce Matching differential thermal expansions of components in heat engines
US3989410A (en) * 1974-11-27 1976-11-02 General Electric Company Labyrinth seal system
US4103899A (en) * 1975-10-01 1978-08-01 United Technologies Corporation Rotary seal with pressurized air directed at fluid approaching the seal
FR2437544A1 (fr) * 1978-09-27 1980-04-25 Snecma Perfectionnements aux joints a labyrinthe
GB2118629B (en) * 1982-04-21 1985-07-17 Rolls Royce Device for passing a fluid flow eg. cooling air through a barrier eg. bolted joint
US4541775A (en) * 1983-03-30 1985-09-17 United Technologies Corporation Clearance control in turbine seals
US4557664A (en) * 1983-04-13 1985-12-10 Dresser Industries, Inc. Control of steam turbine shaft thrust loads
US4513975A (en) * 1984-04-27 1985-04-30 General Electric Company Thermally responsive labyrinth seal
FR2570763B1 (fr) * 1984-09-27 1986-11-28 Snecma Dispositif de controle automatique du jeu d'un joint a labyrinthe de turbomachine
US4739621A (en) * 1984-10-11 1988-04-26 United Technologies Corporation Cooling scheme for combustor vane interface
US4747750A (en) * 1986-01-17 1988-05-31 United Technologies Corporation Transition duct seal
US4730977A (en) * 1986-12-31 1988-03-15 General Electric Company Thrust bearing loading arrangement for gas turbine engines
US4821522A (en) * 1987-07-02 1989-04-18 United Technologies Corporation Sealing and cooling arrangement for combustor vane interface
US4901523A (en) * 1989-01-09 1990-02-20 General Motors Corporation Rotor for gas turbine engine
US5134844A (en) * 1990-07-30 1992-08-04 General Electric Company Aft entry cooling system and method for an aircraft engine
US5224713A (en) * 1991-08-28 1993-07-06 General Electric Company Labyrinth seal with recirculating means for reducing or eliminating parasitic leakage through the seal
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
US5450719A (en) * 1993-11-17 1995-09-19 Alliedsignal, Inc. Gas turbine engine rear magnetic or foil bearing cooling using exhaust eductor
DE4420973A1 (de) * 1994-06-16 1995-12-21 Abb Management Ag Wellendichtung einer thermischen Turbomaschine
US5775092A (en) * 1995-11-22 1998-07-07 General Electric Company Variable size gas turbine engine
US6474941B2 (en) 2000-12-08 2002-11-05 General Electric Company Variable stator vane bushing
JP4773810B2 (ja) * 2005-11-28 2011-09-14 三菱重工業株式会社 ガスタービン
US20090072487A1 (en) * 2007-09-18 2009-03-19 Honeywell International, Inc. Notched tooth labyrinth seals and methods of manufacture
JP5411569B2 (ja) * 2009-05-01 2014-02-12 株式会社日立製作所 シール構造とその制御方法
GB2477736B (en) * 2010-02-10 2014-04-09 Rolls Royce Plc A seal arrangement
US9347334B2 (en) * 2010-03-31 2016-05-24 United Technologies Corporation Turbine blade tip clearance control
CA2957467A1 (en) * 2016-02-24 2017-08-24 General Electric Company Turbine engine ejector throat control
US10344869B2 (en) * 2016-05-31 2019-07-09 Rolls-Royce Corporation Labyrinth seal with lubricant directing projection
US10731494B2 (en) 2016-10-20 2020-08-04 General Electric Company Overhanging seal assembly for a gas turbine
CN111749736B (zh) * 2020-05-20 2021-11-30 中国核动力研究设计院 一种超临界二氧化碳透平干气密封失效保护装置及方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB595348A (en) * 1941-09-22 1947-12-03 Karl Baumann Improvements in internal combustion turbine plant
US3043560A (en) * 1960-01-28 1962-07-10 Louis E Varadi Turbine cooling system

Also Published As

Publication number Publication date
US3527053A (en) 1970-09-08
DE1961321A1 (de) 1970-07-09
GB1276377A (en) 1972-06-01
FR2025869A1 (xx) 1970-09-11

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