FR2914009B1 - Joints retractables actifs pour turbomachines - Google Patents

Joints retractables actifs pour turbomachines

Info

Publication number
FR2914009B1
FR2914009B1 FR0850156A FR0850156A FR2914009B1 FR 2914009 B1 FR2914009 B1 FR 2914009B1 FR 0850156 A FR0850156 A FR 0850156A FR 0850156 A FR0850156 A FR 0850156A FR 2914009 B1 FR2914009 B1 FR 2914009B1
Authority
FR
France
Prior art keywords
turbomachines
active retractable
joints
retractable joints
active
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
FR0850156A
Other languages
English (en)
Other versions
FR2914009A1 (fr
Inventor
Shorya Awtar
Timothy R Kemp
Kurt N Laurer
Frederick G Baily
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 FR2914009A1 publication Critical patent/FR2914009A1/fr
Application granted granted Critical
Publication of FR2914009B1 publication Critical patent/FR2914009B1/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
    • F01D11/025—Seal clearance control; Floating assembly; Adaptation means to differential thermal dilatations
    • 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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/122—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material
    • 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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/127—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with a deformable or crushable structure, e.g. honeycomb
    • 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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/20—Actively adjusting tip-clearance
    • F01D11/22—Actively adjusting tip-clearance by mechanically actuating the stator or rotor components, e.g. moving shroud sections relative to the rotor
    • 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
    • F05D2240/00—Components
    • F05D2240/55—Seals
    • F05D2240/56—Brush seals
    • 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
    • F05D2240/00—Components
    • F05D2240/55—Seals
    • F05D2240/57—Leaf seals
    • 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
    • F05D2240/00—Components
    • F05D2240/55—Seals
    • F05D2240/59—Lamellar seals
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
FR0850156A 2007-01-11 2008-01-11 Joints retractables actifs pour turbomachines Expired - Fee Related FR2914009B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/652,076 US8540479B2 (en) 2007-01-11 2007-01-11 Active retractable seal for turbo machinery and related method

Publications (2)

Publication Number Publication Date
FR2914009A1 FR2914009A1 (fr) 2008-09-26
FR2914009B1 true FR2914009B1 (fr) 2017-06-09

Family

ID=39510079

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0850156A Expired - Fee Related FR2914009B1 (fr) 2007-01-11 2008-01-11 Joints retractables actifs pour turbomachines

Country Status (5)

Country Link
US (1) US8540479B2 (fr)
JP (1) JP5281795B2 (fr)
DE (1) DE102008003301A1 (fr)
FR (1) FR2914009B1 (fr)
RU (1) RU2443883C2 (fr)

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JP4668976B2 (ja) 2007-12-04 2011-04-13 株式会社日立製作所 蒸気タービンのシール構造
US7909335B2 (en) * 2008-02-04 2011-03-22 General Electric Company Retractable compliant plate seals
US20100143102A1 (en) * 2008-02-18 2010-06-10 General Electric Company Compliant plate seal with self-correcting behavior
US20090304493A1 (en) * 2008-06-09 2009-12-10 General Electric Company Axially oriented shingle face seal for turbine rotor and related method
JP4898743B2 (ja) * 2008-06-09 2012-03-21 三菱重工業株式会社 回転機械のシール構造
US20100078893A1 (en) * 2008-09-30 2010-04-01 General Electric Company Active retractable seal for turbomachinery and related method
US8021103B2 (en) * 2008-10-29 2011-09-20 General Electric Company Pressure activated flow path seal for a steam turbine
US8052380B2 (en) * 2008-10-29 2011-11-08 General Electric Company Thermally-activated clearance reduction for a steam turbine
US8262349B2 (en) * 2008-12-22 2012-09-11 General Electric Company Adaptive compliant plate seal assemblies and methods
EP2213922A1 (fr) * 2009-01-29 2010-08-04 Siemens Aktiengesellschaft Soupape à fermeture rapide
US20110309585A1 (en) * 2009-06-16 2011-12-22 Hidekazu Uehara Shaft seal device
US8333544B1 (en) * 2009-08-14 2012-12-18 Florida Turbine Technologies, Inc. Card seal for a turbomachine
US8650878B2 (en) 2010-03-02 2014-02-18 General Electric Company Turbine system including valve for leak off line for controlling seal steam flow
US8087872B2 (en) * 2010-03-23 2012-01-03 General Electric Company Steam seal system
US8936247B2 (en) 2010-05-18 2015-01-20 General Electric Company Seal assembly including plateau and concave portion in mating surface for seal tooth in turbine
US8568084B2 (en) * 2010-06-23 2013-10-29 General Electric Company System for controlling thrust in steam turbine
US8480352B2 (en) * 2010-06-23 2013-07-09 General Electric Company System for controlling thrust in steam turbine
US9181817B2 (en) * 2010-06-30 2015-11-10 General Electric Company Method and apparatus for labyrinth seal packing rings
US20120027582A1 (en) * 2010-08-02 2012-02-02 General Electric Company Floating packing ring assembly
US8454023B2 (en) * 2011-05-10 2013-06-04 General Electric Company Retractable seal system
DE202011105609U1 (de) * 2011-09-12 2011-10-13 Alstom Technology Ltd. Labyrinthdichtung
JP5851890B2 (ja) * 2012-03-08 2016-02-03 三菱重工業株式会社 軸シール装置
RU2493388C1 (ru) * 2012-03-27 2013-09-20 Открытое акционерное общество Конструкторско-производственное предприятие "Авиамотор" Уплотнение внутреннего стыка камеры сгорания и статора турбины газотурбинного двигателя
US9097350B2 (en) * 2012-04-02 2015-08-04 United Technologies Corporation Axial non-contact seal
JP6012505B2 (ja) * 2013-02-22 2016-10-25 三菱重工業株式会社 軸シール装置及び回転機械
WO2014143237A1 (fr) * 2013-03-12 2014-09-18 Dierksmeier Douglas D Système de joint d'étanchéité actif et procédé d'actionnement d'une turbomachine
US9121299B2 (en) 2013-06-05 2015-09-01 General Electric Company Axially retractable brush seal system
FR3007062B1 (fr) * 2013-06-12 2017-12-08 Snecma Joint axial comprenant un corps coulissant de reglage de jeu, et turbomachine d'aeronef
KR101327861B1 (ko) * 2013-06-28 2013-11-11 조정봉 오일 디플렉터
ITCO20130070A1 (it) * 2013-12-18 2015-06-19 Nuovo Pignone Srl Apparato per realizzare una tenuta di fluido in un ambiente interno di una turbomacchina
DE102014203318A1 (de) * 2014-02-25 2015-08-27 Siemens Aktiengesellschaft Verfahren zum Betrieb einer Gasturbine bei aktiver hydraulischer Spalteinstellung
EP3002487B1 (fr) * 2014-10-03 2018-12-12 General Electric Technology GmbH Système d'étanchéité
JP6601677B2 (ja) * 2016-02-16 2019-11-06 三菱日立パワーシステムズ株式会社 シール装置及び回転機械
DE102016222608A1 (de) 2016-11-17 2018-05-17 MTU Aero Engines AG Dichtungsanordnung für eine Leitschaufelanordnung einer Gasturbine
JP6288486B1 (ja) 2017-02-24 2018-03-07 三菱重工コンプレッサ株式会社 蒸気タービンシステム及び蒸気タービンの起動方法
US10161314B2 (en) * 2017-04-11 2018-12-25 United Technologies Corporation Vented buffer air supply for intershaft seals
US10519790B2 (en) * 2017-06-15 2019-12-31 General Electric Company Turbine shroud assembly
KR102199477B1 (ko) * 2017-09-05 2021-01-06 한화에어로스페이스 주식회사 회전 기계의 실링 구조
DE102017216558A1 (de) * 2017-09-19 2019-03-21 Siemens Aktiengesellschaft Dampfturbine mit Wellendichtungsanordnung
RU196211U1 (ru) * 2019-12-04 2020-02-19 Федеральное государственное бюджетное образовательное учреждение высшего образования «Брянский государственный технический университет» Уплотнение радиального зазора безбандажного направляющего аппарата турбомашины
EP4153890B1 (fr) * 2020-05-18 2023-10-04 Dover Pumps & Process Solutions Segment, Inc. Dispositif d'étanchéité de gaz haute pression
CN112981304A (zh) * 2021-02-24 2021-06-18 哈尔滨汽轮机厂有限责任公司 一种热喷涂封严方法

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Also Published As

Publication number Publication date
US20080169616A1 (en) 2008-07-17
JP5281795B2 (ja) 2013-09-04
US8540479B2 (en) 2013-09-24
FR2914009A1 (fr) 2008-09-26
RU2443883C2 (ru) 2012-02-27
JP2008170005A (ja) 2008-07-24
RU2008101374A (ru) 2009-07-20
DE102008003301A1 (de) 2008-07-17

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