IT1015368B - Struttura di tenuta per diaframma di turbina - Google Patents

Struttura di tenuta per diaframma di turbina

Info

Publication number
IT1015368B
IT1015368B IT24383/74A IT2438374A IT1015368B IT 1015368 B IT1015368 B IT 1015368B IT 24383/74 A IT24383/74 A IT 24383/74A IT 2438374 A IT2438374 A IT 2438374A IT 1015368 B IT1015368 B IT 1015368B
Authority
IT
Italy
Prior art keywords
sealing structure
turbine diaphragm
diaphragm
turbine
sealing
Prior art date
Application number
IT24383/74A
Other languages
English (en)
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of IT1015368B publication Critical patent/IT1015368B/it

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
    • 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
    • F01D11/025—Seal clearance control; Floating assembly; Adaptation means to differential thermal dilatations
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/93—Seal including heating or cooling feature

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
IT24383/74A 1973-06-27 1974-06-25 Struttura di tenuta per diaframma di turbina IT1015368B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00373849A US3829233A (en) 1973-06-27 1973-06-27 Turbine diaphragm seal structure

Publications (1)

Publication Number Publication Date
IT1015368B true IT1015368B (it) 1977-05-10

Family

ID=23474144

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24383/74A IT1015368B (it) 1973-06-27 1974-06-25 Struttura di tenuta per diaframma di turbina

Country Status (6)

Country Link
US (1) US3829233A (it)
CA (1) CA971882A (it)
CH (1) CH586842A5 (it)
FR (1) FR2235273B1 (it)
GB (1) GB1441855A (it)
IT (1) IT1015368B (it)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1385666A (en) * 1973-07-06 1975-02-26 Rolls Royce Sealing of vaned assemblies of gas turbine engines
US3941500A (en) * 1974-06-10 1976-03-02 Westinghouse Electric Corporation Turbomachine interstage seal assembly
US4314793A (en) * 1978-12-20 1982-02-09 United Technologies Corporation Temperature actuated turbine seal
US4286921A (en) * 1979-12-13 1981-09-01 Westinghouse Electric Corp. Locking structure for an alignment bushing of a combustion turbine engine
DE3003470C2 (de) * 1980-01-31 1982-02-25 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Turbinenleitschaufelaufhängung für Gasturbinenstrahltriebwerke
DE3003469A1 (de) * 1980-01-31 1981-08-06 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Einrichtung zur verbindung einander rotationssymmetrisch zugeordneter bauteile fuer stroemungsmaschinen, insbesondere gasturbinentriebwerke
SE448757B (sv) * 1980-05-19 1987-03-16 Avco Corp Munstycke for en gasturbinmotor
US4470754A (en) * 1980-05-19 1984-09-11 Avco Corporation Partially segmented supporting and sealing structure for a guide vane array of a gas turbine engine
US4655683A (en) * 1984-12-24 1987-04-07 United Technologies Corporation Stator seal land structure
US4767267A (en) * 1986-12-03 1988-08-30 General Electric Company Seal assembly
US4815933A (en) * 1987-11-13 1989-03-28 The United States Of America As Represented By The Secretary Of The Air Force Nozzle flange attachment and sealing arrangement
US4863343A (en) * 1988-05-16 1989-09-05 Westinghouse Electric Corp. Turbine vane shroud sealing system
US4897021A (en) * 1988-06-02 1990-01-30 United Technologies Corporation Stator vane asssembly for an axial flow rotary machine
US4890978A (en) * 1988-10-19 1990-01-02 Westinghouse Electric Corp. Method and apparatus for vane segment support and alignment in combustion turbines
JPH0749832B2 (ja) * 1989-07-10 1995-05-31 ゼネラル・エレクトリック・カンパニイ ターボ機関
US5118120A (en) * 1989-07-10 1992-06-02 General Electric Company Leaf seals
US5049032A (en) * 1990-04-30 1991-09-17 Brandon Ronald E Particulate seal for elastic fluid turbines
GB2253442B (en) * 1991-03-02 1994-08-24 Rolls Royce Plc An axial flow turbine assembly
US5114159A (en) * 1991-08-05 1992-05-19 United Technologies Corporation Brush seal and damper
US5618161A (en) * 1995-10-17 1997-04-08 Westinghouse Electric Corporation Apparatus for restraining motion of a turbo-machine stationary vane
US5709388A (en) * 1996-09-27 1998-01-20 General Electric Co. Variable clearance packing ring with guide for preventing circumferential displacement
US6145844A (en) * 1998-05-13 2000-11-14 Dresser-Rand Company Self-aligning sealing assembly for a rotating shaft
US6220814B1 (en) * 1998-07-16 2001-04-24 Siemens Westinghouse Power Corporation Turbine interstage sealing arrangement
US6558114B1 (en) * 2000-09-29 2003-05-06 Siemens Westinghouse Power Corporation Gas turbine with baffle reducing hot gas ingress into interstage disc cavity
DE10259412A1 (de) * 2002-12-19 2004-07-01 Zf Sachs Ag Leitrad für einen hydrodynamischen Drehmomentwandler
US7494317B2 (en) * 2005-06-23 2009-02-24 Siemens Energy, Inc. Ring seal attachment system
US7758307B2 (en) * 2007-05-17 2010-07-20 Siemens Energy, Inc. Wear minimization system for a compressor diaphragm
US8696320B2 (en) * 2009-03-12 2014-04-15 General Electric Company Gas turbine having seal assembly with coverplate and seal
US20100232939A1 (en) * 2009-03-12 2010-09-16 General Electric Company Machine Seal Assembly
SE534374C2 (sv) * 2009-06-12 2011-07-26 Alfa Laval Corp Ab Kylanordning för spindeltätning och/eller lagerorgan
US8636465B2 (en) * 2009-10-01 2014-01-28 Pratt & Whitney Canada Corp. Gas turbine engine thermal expansion joint
US8453464B2 (en) * 2009-10-01 2013-06-04 Pratt & Whitney Canada Corp. Air metering device for gas turbine engine
EP2383435A1 (en) 2010-04-29 2011-11-02 Siemens Aktiengesellschaft Turbine vane hollow inner rail
US8684683B2 (en) * 2010-11-30 2014-04-01 General Electric Company Gas turbine nozzle attachment scheme and removal/installation method
US8864446B2 (en) * 2011-05-23 2014-10-21 Siemens Energy, Inc. Wear pin gap closure detection system for gas turbine engine
EP2696039B1 (de) * 2012-08-10 2015-07-29 MTU Aero Engines GmbH Gasturbinenstufe
US9327368B2 (en) * 2012-09-27 2016-05-03 United Technologies Corporation Full ring inner air-seal with locking nut
EP3034801A1 (en) * 2014-10-23 2016-06-22 United Technologies Corporation Seal support structure
CN104564174B (zh) * 2014-12-29 2017-01-18 北京华清燃气轮机与煤气化联合循环工程技术有限公司 一种燃气轮机透平静叶弹性密封结构
US10060280B2 (en) 2015-10-15 2018-08-28 United Technologies Corporation Turbine cavity sealing assembly
DE102016202519A1 (de) * 2016-02-18 2017-08-24 MTU Aero Engines AG Leitschaufelsegment für eine Strömungsmaschine
DE102017209682A1 (de) 2017-06-08 2018-12-13 MTU Aero Engines AG Axial geteilter Turbomaschinen-Innenring
EP3663522B1 (en) * 2018-12-07 2021-11-24 ANSALDO ENERGIA S.p.A. Stator assembly for a gas turbine and gas turbine comprising said stator assembly
CN110439637A (zh) * 2019-08-30 2019-11-12 北京全四维动力科技有限公司 汽轮机旋转隔板及采用其的汽轮机
JP7461213B2 (ja) * 2020-05-19 2024-04-03 三菱重工業株式会社 静翼、静翼セグメント、軸流流体機械、静翼セグメントの製造補助装置、静翼セグメントの製造方法
US11674400B2 (en) * 2021-03-12 2023-06-13 Ge Avio S.R.L. Gas turbine engine nozzles
KR102601739B1 (ko) * 2023-06-08 2023-11-10 터보파워텍(주) 터빈용 인터스테이지 실

Also Published As

Publication number Publication date
FR2235273B1 (it) 1980-03-21
FR2235273A1 (it) 1975-01-24
US3829233A (en) 1974-08-13
CA971882A (en) 1975-07-29
GB1441855A (en) 1976-07-07
CH586842A5 (it) 1977-04-15

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