FR2979942B1 - Ensemble d'etancheite pour machine tournante comprenant des elements d'etancheite d'interstices d'aboutement - Google Patents

Ensemble d'etancheite pour machine tournante comprenant des elements d'etancheite d'interstices d'aboutement Download PDF

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Publication number
FR2979942B1
FR2979942B1 FR1258281A FR1258281A FR2979942B1 FR 2979942 B1 FR2979942 B1 FR 2979942B1 FR 1258281 A FR1258281 A FR 1258281A FR 1258281 A FR1258281 A FR 1258281A FR 2979942 B1 FR2979942 B1 FR 2979942B1
Authority
FR
France
Prior art keywords
interstices
behavior
rotating machine
sealing assembly
segment elements
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.)
Expired - Fee Related
Application number
FR1258281A
Other languages
English (en)
Other versions
FR2979942A1 (fr
Inventor
Xiaoqing Zheng
Bernard Arthur Couture, Jr.
Mehmet Demiroglu
Gregory Leonard Diantonio
Daniel Edward Jordy
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of FR2979942A1 publication Critical patent/FR2979942A1/fr
Application granted granted Critical
Publication of FR2979942B1 publication Critical patent/FR2979942B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16J15/441—Free-space packings with floating ring
    • F16J15/442—Free-space packings with floating ring segmented
    • 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
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • 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
    • F01D11/003—Preventing or minimising internal leakage of working-fluid, e.g. between stages by packing rings; Mechanical seals
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
FR1258281A 2011-09-07 2012-09-05 Ensemble d'etancheite pour machine tournante comprenant des elements d'etancheite d'interstices d'aboutement Expired - Fee Related FR2979942B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/227,218 US8858166B2 (en) 2011-09-07 2011-09-07 Rotary machine seal assembly with butt gap seal elements
US13/227.218 2011-09-07

Publications (2)

Publication Number Publication Date
FR2979942A1 FR2979942A1 (fr) 2013-03-15
FR2979942B1 true FR2979942B1 (fr) 2018-04-06

Family

ID=47710889

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1258281A Expired - Fee Related FR2979942B1 (fr) 2011-09-07 2012-09-05 Ensemble d'etancheite pour machine tournante comprenant des elements d'etancheite d'interstices d'aboutement

Country Status (4)

Country Link
US (1) US8858166B2 (fr)
DE (1) DE102012108123A1 (fr)
FR (1) FR2979942B1 (fr)
RU (1) RU2012137884A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8888441B2 (en) 2011-08-03 2014-11-18 General Electric Company Segmented seal assembly
US8858166B2 (en) * 2011-09-07 2014-10-14 General Electric Company Rotary machine seal assembly with butt gap seal elements
US9045994B2 (en) * 2012-10-31 2015-06-02 General Electric Company Film riding aerodynamic seals for rotary machines
US9115810B2 (en) * 2012-10-31 2015-08-25 General Electric Company Pressure actuated film riding seals for turbo machinery
US9915162B2 (en) * 2013-04-12 2018-03-13 United Technologies Corporation Flexible feather seal for blade outer air seal gas turbine engine rapid response clearance control system
CZ305014B6 (cs) * 2013-05-22 2015-03-25 Doosan Ĺ koda Power s.r.o. Uložení segmentového odtahovacího těsnění ve statoru turbíny
EP2857639A1 (fr) * 2013-10-01 2015-04-08 Siemens Aktiengesellschaft Anneau d'étanchéité
US10161259B2 (en) 2014-10-28 2018-12-25 General Electric Company Flexible film-riding seal
USD876594S1 (en) * 2015-01-16 2020-02-25 Nok Corporation Seal for shafts
JP6490498B2 (ja) * 2015-06-03 2019-03-27 三菱日立パワーシステムズ株式会社 シール装置および回転機械
US10731494B2 (en) 2016-10-20 2020-08-04 General Electric Company Overhanging seal assembly for a gas turbine
JP7029339B2 (ja) * 2018-04-04 2022-03-03 株式会社東芝 シール装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5026075A (en) * 1989-02-16 1991-06-25 Westinghouse Electric Corp. Radial seal
US5201530A (en) 1991-10-18 1993-04-13 United Technologies Corporation Multi-layered brush seal
US6331006B1 (en) * 2000-01-25 2001-12-18 General Electric Company Brush seal mounting in supporting groove using flat spring with bifurcated end
US6550777B2 (en) * 2001-06-19 2003-04-22 General Electric Company Split packing ring segment for a brush seal insert in a rotary machine
US20060151958A1 (en) 2005-01-07 2006-07-13 Richard Chevrette Packing ring for a turbine
EP1790883A1 (fr) 2005-11-24 2007-05-30 Siemens Aktiengesellschaft Garniture d'étanchéité pour une turbo machine
US7631879B2 (en) 2006-06-21 2009-12-15 General Electric Company “L” butt gap seal between segments in seal assemblies
US20080296847A1 (en) 2007-05-30 2008-12-04 General Electric Company Packing ring with dovetail feature
GB0716406D0 (en) 2007-08-23 2007-10-03 Cross Mfg Co 1938 Ltd Sealing rings
US8132815B1 (en) * 2009-09-17 2012-03-13 Florida Turbine Technologies, Inc. Card seal for a turbine
GB2480680B (en) 2010-05-28 2012-10-03 Alstom Technology Ltd Labyrinth seal
US8348280B2 (en) 2010-10-22 2013-01-08 General Electric Company Seal apparatus
US8459653B2 (en) * 2010-11-05 2013-06-11 General Electric Company Seal assembly segment joints
US8858166B2 (en) * 2011-09-07 2014-10-14 General Electric Company Rotary machine seal assembly with butt gap seal elements

Also Published As

Publication number Publication date
US8858166B2 (en) 2014-10-14
FR2979942A1 (fr) 2013-03-15
RU2012137884A (ru) 2014-03-20
DE102012108123A1 (de) 2013-03-07
US20130058765A1 (en) 2013-03-07

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