DE2625551A1 - Einrichtung zur abdichtung der lagerkammer einer turbomaschine, insbesondere eines gasturbinentriebwerks - Google Patents

Einrichtung zur abdichtung der lagerkammer einer turbomaschine, insbesondere eines gasturbinentriebwerks

Info

Publication number
DE2625551A1
DE2625551A1 DE19762625551 DE2625551A DE2625551A1 DE 2625551 A1 DE2625551 A1 DE 2625551A1 DE 19762625551 DE19762625551 DE 19762625551 DE 2625551 A DE2625551 A DE 2625551A DE 2625551 A1 DE2625551 A1 DE 2625551A1
Authority
DE
Germany
Prior art keywords
chamber
sealing
compressor
labyrinth
storage chamber
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.)
Ceased
Application number
DE19762625551
Other languages
German (de)
English (en)
Inventor
Wolfgang Dipl Ing Weiler
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.)
MTU Aero Engines AG
Original Assignee
MTU Motoren und Turbinen Union Muenchen GmbH
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 MTU Motoren und Turbinen Union Muenchen GmbH filed Critical MTU Motoren und Turbinen Union Muenchen GmbH
Priority to DE19762625551 priority Critical patent/DE2625551A1/de
Priority to GB2010777A priority patent/GB1582206A/en
Priority to US05/803,383 priority patent/US4099727A/en
Priority to FR7717265A priority patent/FR2353704A1/fr
Publication of DE2625551A1 publication Critical patent/DE2625551A1/de
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • F16J15/44—Free-space packings
    • F16J15/443—Free-space packings provided with discharge channels
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
DE19762625551 1976-05-20 1976-06-05 Einrichtung zur abdichtung der lagerkammer einer turbomaschine, insbesondere eines gasturbinentriebwerks Ceased DE2625551A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19762625551 DE2625551A1 (de) 1976-06-05 1976-06-05 Einrichtung zur abdichtung der lagerkammer einer turbomaschine, insbesondere eines gasturbinentriebwerks
GB2010777A GB1582206A (en) 1976-05-20 1977-05-13 Spectacle support device for display purposes
US05/803,383 US4099727A (en) 1976-06-05 1977-06-03 Seal system for a gas turbine engine or the like
FR7717265A FR2353704A1 (fr) 1976-06-05 1977-06-06 Dispositif d'etancheite de la chambre de coussinet d'une turbomachine, notamment d'un propulseur a turbine a gaz

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762625551 DE2625551A1 (de) 1976-06-05 1976-06-05 Einrichtung zur abdichtung der lagerkammer einer turbomaschine, insbesondere eines gasturbinentriebwerks

Publications (1)

Publication Number Publication Date
DE2625551A1 true DE2625551A1 (de) 1977-12-15

Family

ID=5980021

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762625551 Ceased DE2625551A1 (de) 1976-05-20 1976-06-05 Einrichtung zur abdichtung der lagerkammer einer turbomaschine, insbesondere eines gasturbinentriebwerks

Country Status (3)

Country Link
US (1) US4099727A (enExample)
DE (1) DE2625551A1 (enExample)
FR (1) FR2353704A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4239586C1 (de) * 1992-11-25 1994-01-13 Ruhrgas Ag Turbomaschinenanlage sowie Verfahren zum Abdichten einer Turbomaschine

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4500096A (en) * 1983-02-22 1985-02-19 Mcgraw-Edison Company Turbine shaft seal assembly
US4653267A (en) * 1983-05-31 1987-03-31 United Technologies Corporation Thrust balancing and cooling system
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
US6311983B1 (en) 1989-09-26 2001-11-06 The Boeing Company Combination static lift-off face contact seal and floating ring shaft seal
US5344160A (en) * 1992-12-07 1994-09-06 General Electric Company Shaft sealing of steam turbines
US6125551A (en) * 1998-03-17 2000-10-03 Verteq, Inc. Gas seal and support for rotating semiconductor processor
US6318958B1 (en) 1998-08-21 2001-11-20 Alliedsignal, Inc. Air turbine starter with seal assembly
US6623238B2 (en) 1998-08-21 2003-09-23 Honeywell International, Inc. Air turbine starter with seal assembly
GB9913072D0 (en) * 1999-06-04 1999-08-04 Cryostar France Sa Machine
US6330790B1 (en) 1999-10-27 2001-12-18 Alliedsignal, Inc. Oil sump buffer seal
US8100636B2 (en) * 2008-03-26 2012-01-24 Air Liquide Process & Construction, Inc. Recovery of expander-booster leak gas
US8529200B2 (en) * 2010-01-05 2013-09-10 General Electric Company Sealing and purging arrangement for a main bearing region
CA2932601C (en) * 2015-06-17 2023-10-03 Rolls-Royce Corporation Labyrinth seal with tunable flow splitter
US10344869B2 (en) * 2016-05-31 2019-07-09 Rolls-Royce Corporation Labyrinth seal with lubricant directing projection
US11280208B2 (en) 2019-08-14 2022-03-22 Pratt & Whitney Canada Corp. Labyrinth seal assembly

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB227536A (en) * 1923-10-20 1925-01-20 Gen Electric Co Ltd Improvements in packing glands for elastic fluid turbines or the like
US1872251A (en) * 1930-10-20 1932-08-16 Westinghouse Electric & Mfg Co Bearing assembly
DE573542C (de) * 1931-03-15 1933-04-01 Bbc Brown Boveri & Cie UEberdruck-Dampf- oder -Gasturbine
US2640319A (en) * 1949-02-12 1953-06-02 Packard Motor Car Co Cooling of gas turbines
DE975981C (de) * 1952-02-20 1963-01-03 Siemens Ag Wellenabdichtung fuer Lager, insbesondere solche von elektrischen Maschinen
GB780537A (en) * 1954-06-19 1957-08-07 Ag Fuer Technische Studien Liquid sealing device for packing the shaft of a turbine or compressor
US2941852A (en) * 1955-03-04 1960-06-21 Lawrence J Fuller Apparatus for protecting bearings and lubrication system
CH418363A (de) * 1964-06-26 1966-08-15 Escher Wyss Ag Wellendichtung für eine thermische Maschine
US3537713A (en) * 1968-02-21 1970-11-03 Garrett Corp Wear-resistant labyrinth seal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4239586C1 (de) * 1992-11-25 1994-01-13 Ruhrgas Ag Turbomaschinenanlage sowie Verfahren zum Abdichten einer Turbomaschine

Also Published As

Publication number Publication date
FR2353704B3 (enExample) 1980-05-23
FR2353704A1 (fr) 1977-12-30
US4099727A (en) 1978-07-11

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Legal Events

Date Code Title Description
OC Search report available
OGA New person/name/address of the applicant
8110 Request for examination paragraph 44
8131 Rejection