IN2014CN02276A - - Google Patents

Info

Publication number
IN2014CN02276A
IN2014CN02276A IN2276CHN2014A IN2014CN02276A IN 2014CN02276 A IN2014CN02276 A IN 2014CN02276A IN 2276CHN2014 A IN2276CHN2014 A IN 2276CHN2014A IN 2014CN02276 A IN2014CN02276 A IN 2014CN02276A
Authority
IN
India
Prior art keywords
rotor
high pressure
stator
pressure side
pressure region
Prior art date
Application number
Other languages
English (en)
Inventor
Hidekazu Uehara
Tanehiro Shinohara
Yukihiro Hashimoto
Shin Nishimoto
Takashi Nakano
Masato Araki
Keita Takamura
Original Assignee
Mitsubishi Heavy Ind Ltd
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 Mitsubishi Heavy Ind Ltd filed Critical Mitsubishi Heavy Ind Ltd
Publication of IN2014CN02276A publication Critical patent/IN2014CN02276A/en

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
    • F01D11/001—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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/28—Arrangement of seals
    • 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
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3284—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings characterised by their structure; Selection of materials
    • F16J15/3292—Lamellar structures
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Devices (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
IN2276CHN2014 2011-10-26 2012-10-25 IN2014CN02276A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011234825A JP5804893B2 (ja) 2011-10-26 2011-10-26 軸シール装置及びこれを備える回転機械
PCT/JP2012/077584 WO2013062040A1 (ja) 2011-10-26 2012-10-25 軸シール装置及びこれを備える回転機械

Publications (1)

Publication Number Publication Date
IN2014CN02276A true IN2014CN02276A (enrdf_load_stackoverflow) 2015-06-19

Family

ID=48167866

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2276CHN2014 IN2014CN02276A (enrdf_load_stackoverflow) 2011-10-26 2012-10-25

Country Status (7)

Country Link
US (1) US9103223B2 (enrdf_load_stackoverflow)
EP (1) EP2749795B1 (enrdf_load_stackoverflow)
JP (1) JP5804893B2 (enrdf_load_stackoverflow)
KR (1) KR101560110B1 (enrdf_load_stackoverflow)
CN (1) CN103842695B (enrdf_load_stackoverflow)
IN (1) IN2014CN02276A (enrdf_load_stackoverflow)
WO (1) WO2013062040A1 (enrdf_load_stackoverflow)

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IT1397706B1 (it) * 2009-12-22 2013-01-24 Nuovo Pignone Spa Tenuta che si puo' abradere con spostamento assiale.
KR101867195B1 (ko) * 2013-10-18 2018-06-12 미츠비시 쥬고교 가부시키가이샤 축 시일 장치, 및 이것을 구비하는 회전 기계
KR101449473B1 (ko) * 2014-05-29 2014-10-13 터보파워텍(주) 터빈용 브러시 실링장치
KR101616619B1 (ko) * 2014-06-17 2016-04-28 두산중공업 주식회사 브러시 실 어셈블리
CN105317470B (zh) * 2014-06-17 2017-06-16 斗山重工业株式会社 刷式密封组件
JP6590522B2 (ja) * 2015-05-19 2019-10-16 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
JP6631837B2 (ja) 2016-05-09 2020-01-15 三菱日立パワーシステムズ株式会社 シールセグメント及び回転機械
JP6675262B2 (ja) * 2016-05-09 2020-04-01 三菱日立パワーシステムズ株式会社 シールセグメント及び回転機械
JP6678062B2 (ja) * 2016-05-09 2020-04-08 三菱日立パワーシステムズ株式会社 シールセグメント及び回転機械
JP6876012B2 (ja) * 2018-02-19 2021-05-26 三菱パワー株式会社 シールセグメント及び回転機械
JP7064071B2 (ja) * 2018-03-29 2022-05-10 三菱重工業株式会社 軸シール装置及びこの軸シール装置を備える回転機械
US12000289B2 (en) 2022-03-10 2024-06-04 General Electric Company Seal assemblies for turbine engines and related methods
US12006829B1 (en) 2023-02-16 2024-06-11 General Electric Company Seal member support system for a gas turbine engine
US12116896B1 (en) 2023-03-24 2024-10-15 General Electric Company Seal support assembly for a turbine engine
US12372002B2 (en) 2023-03-24 2025-07-29 General Electric Company Seal support assembly for a turbine engine
US12215587B2 (en) 2023-03-24 2025-02-04 General Electric Company Seal support assembly for a turbine engine
US12241375B2 (en) 2023-03-24 2025-03-04 General Electric Company Seal support assembly for a turbine engine
US12215588B2 (en) 2023-03-27 2025-02-04 General Electric Company Seal assembly for a gas turbine engine
US12326089B2 (en) 2023-04-24 2025-06-10 General Electric Company Seal assembly for a gas turbine engine

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DE4403605C2 (de) 1994-02-05 1995-11-09 Mtu Muenchen Gmbh Spaltdichtung zwischen zwei gegeneinander beweglichen Bauteilen
US5755445A (en) * 1996-08-23 1998-05-26 Alliedsignal Inc. Noncontacting finger seal with hydrodynamic foot portion
GB9801864D0 (en) 1998-01-30 1998-03-25 Rolls Royce Plc A seal arrangement
JP3692300B2 (ja) 1998-07-13 2005-09-07 三菱重工業株式会社 軸シールおよびそれを用いたタービン
GB9821927D0 (en) * 1998-10-08 1998-12-02 Rolls Royce Plc Improved brush seal
DE19962316C2 (de) 1999-12-23 2002-07-18 Mtu Aero Engines Gmbh Bürstendichtung
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JP4031699B2 (ja) 2002-11-12 2008-01-09 三菱重工業株式会社 軸シール機構及びタービン
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JP4625438B2 (ja) 2006-11-16 2011-02-02 三菱重工業株式会社 回転機械の軸シール装置
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GB2452967A (en) * 2007-09-21 2009-03-25 Rolls Royce Plc A seal and rotor arrangement including a rotor section and a circumferential movable seal around the rotor section
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Also Published As

Publication number Publication date
JP5804893B2 (ja) 2015-11-04
WO2013062040A1 (ja) 2013-05-02
US9103223B2 (en) 2015-08-11
KR101560110B1 (ko) 2015-10-13
CN103842695B (zh) 2016-01-13
CN103842695A (zh) 2014-06-04
US20140241877A1 (en) 2014-08-28
JP2013092205A (ja) 2013-05-16
EP2749795B1 (en) 2019-05-22
KR20140049607A (ko) 2014-04-25
EP2749795A1 (en) 2014-07-02
EP2749795A4 (en) 2015-09-30

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