FR2351250A1 - Dispositif d'etancheite de circulation de fluide pour turbo-machine, notamment pour moteurs a reaction a turbine a gaz - Google Patents

Dispositif d'etancheite de circulation de fluide pour turbo-machine, notamment pour moteurs a reaction a turbine a gaz

Info

Publication number
FR2351250A1
FR2351250A1 FR7712603A FR7712603A FR2351250A1 FR 2351250 A1 FR2351250 A1 FR 2351250A1 FR 7712603 A FR7712603 A FR 7712603A FR 7712603 A FR7712603 A FR 7712603A FR 2351250 A1 FR2351250 A1 FR 2351250A1
Authority
FR
France
Prior art keywords
turbo
machines
gas turbine
sealing device
fluid circulation
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.)
Withdrawn
Application number
FR7712603A
Other languages
English (en)
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
Publication of FR2351250A1 publication Critical patent/FR2351250A1/fr
Withdrawn legal-status Critical Current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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/005—Sealing means between non relatively rotating elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR7712603A 1976-05-11 1977-04-26 Dispositif d'etancheite de circulation de fluide pour turbo-machine, notamment pour moteurs a reaction a turbine a gaz Withdrawn FR2351250A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762620762 DE2620762C2 (de) 1976-05-11 1976-05-11 Spaltdichtung für Strömungsmaschinen, insbesondere Gasturbinenstrahltriebwerke

Publications (1)

Publication Number Publication Date
FR2351250A1 true FR2351250A1 (fr) 1977-12-09

Family

ID=5977625

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7712603A Withdrawn FR2351250A1 (fr) 1976-05-11 1977-04-26 Dispositif d'etancheite de circulation de fluide pour turbo-machine, notamment pour moteurs a reaction a turbine a gaz

Country Status (4)

Country Link
US (1) US4127359A (fr)
DE (1) DE2620762C2 (fr)
FR (1) FR2351250A1 (fr)
GB (1) GB1582712A (fr)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464096A (en) * 1979-11-01 1984-08-07 United Technologies Corporation Self-actuating rotor seal
JPS57168005A (en) * 1981-04-10 1982-10-16 Hitachi Ltd Rotor structue for axial machines
JPS5830405A (ja) * 1981-08-19 1983-02-22 Hitachi Ltd 軸流機械のロ−タ取付装置
US4616005A (en) * 1982-06-23 1986-10-07 E. R. Squibb & Sons, Inc. Phosphonyl hydroxyacyl amino acid derivatives as antihypertensives
US4659289A (en) * 1984-07-23 1987-04-21 United Technologies Corporation Turbine side plate assembly
US4645424A (en) * 1984-07-23 1987-02-24 United Technologies Corporation Rotating seal for gas turbine engine
US4664599A (en) * 1985-05-01 1987-05-12 United Technologies Corporation Two stage turbine rotor assembly
US4653984A (en) * 1985-05-01 1987-03-31 United Technologies Corporation Turbine module assembly device
US4875830A (en) * 1985-07-18 1989-10-24 United Technologies Corporation Flanged ladder seal
US4884950A (en) * 1988-09-06 1989-12-05 United Technologies Corporation Segmented interstage seal assembly
US5080556A (en) * 1990-09-28 1992-01-14 General Electric Company Thermal seal for a gas turbine spacer disc
US5232335A (en) * 1991-10-30 1993-08-03 General Electric Company Interstage thermal shield retention system
FR2713709B1 (fr) * 1993-12-08 1996-01-12 Snecma Paroi de turbomachine comprenant un corps d'étanchéité.
FR2722240B1 (fr) * 1994-07-06 1996-08-14 Snecma Joint metallique a levre et turbomachine equipee de ce joint
GB2303888A (en) * 1995-08-02 1997-03-05 Rolls Royce Plc Platform seal
GB2307520B (en) * 1995-11-14 1999-07-07 Rolls Royce Plc A gas turbine engine
EP0921277B1 (fr) * 1997-06-04 2003-09-24 Mitsubishi Heavy Industries, Ltd. Structure d'etancheite montee entre les disques d'une turbine a gaz
US8784062B2 (en) * 2011-10-28 2014-07-22 United Technologies Corporation Asymmetrically slotted rotor for a gas turbine engine
US8961132B2 (en) * 2011-10-28 2015-02-24 United Technologies Corporation Secondary flow arrangement for slotted rotor
US8944762B2 (en) * 2011-10-28 2015-02-03 United Technologies Corporation Spoked spacer for a gas turbine engine
US9540940B2 (en) * 2012-03-12 2017-01-10 General Electric Company Turbine interstage seal system
US9528376B2 (en) * 2012-09-13 2016-12-27 General Electric Company Compressor fairing segment
US9441639B2 (en) * 2013-05-13 2016-09-13 General Electric Company Compressor rotor heat shield
US10837288B2 (en) 2014-09-17 2020-11-17 Raytheon Technologies Corporation Secondary flowpath system for a gas turbine engine
US10662793B2 (en) * 2014-12-01 2020-05-26 General Electric Company Turbine wheel cover-plate mounted gas turbine interstage seal
DE102014224844A1 (de) 2014-12-04 2016-06-09 Siemens Aktiengesellschaft Rotor, Axialverdichter, Verfahren zur Montage
US9777586B2 (en) * 2014-12-31 2017-10-03 General Electric Company Flowpath boundary and rotor assemblies in gas turbines
US10337345B2 (en) 2015-02-20 2019-07-02 General Electric Company Bucket mounted multi-stage turbine interstage seal and method of assembly
US10584599B2 (en) 2017-07-14 2020-03-10 United Technologies Corporation Compressor rotor stack assembly for gas turbine engine

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL71754C (fr) * 1900-01-01
US2356605A (en) * 1940-01-08 1944-08-22 Meininghaus Ulrich Turbine rotor
BE488226A (fr) * 1947-02-17
GB709748A (en) * 1951-08-24 1954-06-02 Rolls Royce Improvements in or relating to axial-flow compressors or turbines
US3085400A (en) * 1959-03-23 1963-04-16 Gen Electric Cooling fluid impeller for elastic fluid turbines
DE1182474B (de) * 1961-10-25 1964-11-26 Siemens Ag Gasturbine der Scheibenbauart mit die verspannten Scheiben gegeneinander abstuetzenden Zwischenringen sowie einer Schaufelfusskuehlung durch ein gasfoermiges Medium
US3295825A (en) * 1965-03-10 1967-01-03 Gen Motors Corp Multi-stage turbine rotor
US3689177A (en) * 1971-04-19 1972-09-05 Gen Electric Blade constraining structure
DE2140816A1 (de) * 1971-08-14 1973-03-01 Motoren Turbinen Union Rotor fuer stroemungsmaschinen
US3972645A (en) * 1975-08-04 1976-08-03 United Technologies Corporation Platform seal-tangential blade

Also Published As

Publication number Publication date
DE2620762B1 (de) 1977-04-07
DE2620762C2 (de) 1977-11-17
US4127359A (en) 1978-11-28
GB1582712A (en) 1981-01-14

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Legal Events

Date Code Title Description
ST Notification of lapse