FR2967718B1 - Ensemble d'etancheite pour turbomachine - Google Patents

Ensemble d'etancheite pour turbomachine

Info

Publication number
FR2967718B1
FR2967718B1 FR1160653A FR1160653A FR2967718B1 FR 2967718 B1 FR2967718 B1 FR 2967718B1 FR 1160653 A FR1160653 A FR 1160653A FR 1160653 A FR1160653 A FR 1160653A FR 2967718 B1 FR2967718 B1 FR 2967718B1
Authority
FR
France
Prior art keywords
turbomachine
sealing assembly
sealing
assembly
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
FR1160653A
Other languages
English (en)
Other versions
FR2967718A1 (fr
Inventor
Sudhakar Neeli
Joshy John
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 FR2967718A1 publication Critical patent/FR2967718A1/fr
Application granted granted Critical
Publication of FR2967718B1 publication Critical patent/FR2967718B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • 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
    • F16J15/447—Labyrinth packings
    • F16J15/4472—Labyrinth packings with axial path
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/31—Application in turbines in steam turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00—Manufacture
    • F05D2230/60—Assembly methods
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining

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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1160653A 2010-11-22 2011-11-22 Ensemble d'etancheite pour turbomachine Expired - Fee Related FR2967718B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/951,128 US8740563B2 (en) 2010-11-22 2010-11-22 Sealing assembly for use in turbomachines and methods of assembling same

Publications (2)

Publication Number Publication Date
FR2967718A1 FR2967718A1 (fr) 2012-05-25
FR2967718B1 true FR2967718B1 (fr) 2016-01-01

Family

ID=46026213

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1160653A Expired - Fee Related FR2967718B1 (fr) 2010-11-22 2011-11-22 Ensemble d'etancheite pour turbomachine

Country Status (5)

Country Link
US (1) US8740563B2 (fr)
JP (1) JP5909081B2 (fr)
DE (1) DE102011055611A1 (fr)
FR (1) FR2967718B1 (fr)
RU (1) RU2601687C2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130287551A1 (en) * 2012-04-27 2013-10-31 General Electric Company Separable seal assembly for a gas turbine engine

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2400028A (en) * 1943-07-16 1946-05-07 Brown Instr Co Bearing
US3474734A (en) * 1968-03-08 1969-10-28 Halliburton Co Stuffing box for a rotary pump
SU658300A1 (ru) * 1975-06-30 1979-04-25 Ленинградский Металлический Завод Им. Хх11 Съезда Кпсс Радиальное лабиринтное уплотнение турбомашины
DE3600124A1 (de) * 1986-01-04 1987-07-16 Fortuna Werke Maschf Ag Geblaese zum umwaelzen grosser gasmengen, insbesondere fuer hochleistungs-laser
SU1476222A1 (ru) * 1987-08-31 1989-04-30 Всесоюзный научно-исследовательский и конструкторско-технологический институт компрессорного машиностроения Лабиринтное уплотнение
SU1576757A1 (ru) * 1988-09-22 1990-07-07 Всесоюзный научно-исследовательский и конструкторско-технологический институт компрессорного машиностроения Лабиринтное ступенчатое уплотнение турбомашины
EP0774050B1 (fr) * 1994-06-14 1999-03-10 United Technologies Corporation Structure de stator a rainures circonferentielles interrompues
DE69529432T2 (de) * 1994-09-08 2003-10-30 Hitachi Zosen Corp., Osaka Gegenläufige Lagerung für gegenläufige Propeller
JPH09287667A (ja) * 1996-04-22 1997-11-04 Isuzu Motors Ltd 軸シール構造
DE60017756D1 (de) 1999-08-27 2005-03-03 Eskom Sandton Gauteng Dichtungsanordnung
US6761530B1 (en) * 2003-03-21 2004-07-13 General Electric Company Method and apparatus to facilitate reducing turbine packing leakage losses
US7004475B2 (en) 2003-09-26 2006-02-28 Siemens Westinghouse Power Corporation Flow dam design for labyrinth seals to promote rotor stability
US20050200080A1 (en) 2004-03-10 2005-09-15 Siemens Westinghouse Power Corporation Seal for a turbine engine
US20070257445A1 (en) * 2006-05-08 2007-11-08 General Electric Company Tension Spring Actuators for Variable Clearance Positive Pressure Packings for Steam Turbines

Also Published As

Publication number Publication date
RU2601687C2 (ru) 2016-11-10
JP2012112525A (ja) 2012-06-14
RU2011146937A (ru) 2013-05-27
FR2967718A1 (fr) 2012-05-25
DE102011055611A1 (de) 2012-07-19
US8740563B2 (en) 2014-06-03
US20120126486A1 (en) 2012-05-24
JP5909081B2 (ja) 2016-04-26

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