IN2014MN01641A - - Google Patents

Info

Publication number
IN2014MN01641A
IN2014MN01641A IN1641MUN2014A IN2014MN01641A IN 2014MN01641 A IN2014MN01641 A IN 2014MN01641A IN 1641MUN2014 A IN1641MUN2014 A IN 1641MUN2014A IN 2014MN01641 A IN2014MN01641 A IN 2014MN01641A
Authority
IN
India
Prior art keywords
rotor
seal
seal ring
pressure side
side area
Prior art date
Application number
Other languages
English (en)
Inventor
Hidekazu Uehara
Tanehiro Shinohara
Shin Nishimoto
Takashi Nakano
Original Assignee
Mitsubishi Hitachi Power Sys
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 Hitachi Power Sys filed Critical Mitsubishi Hitachi Power Sys
Publication of IN2014MN01641A publication Critical patent/IN2014MN01641A/en

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
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • 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
    • 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
    • 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
    • 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
    • F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
    • 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
    • F16J15/3288—Filamentary structures, e.g. brush 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
    • 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
    • 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
    • F16J15/46—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • Architecture (AREA)
  • Fluid Mechanics (AREA)
  • Sealing Devices (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Mechanical Sealing (AREA)
IN1641MUN2014 2012-03-08 2013-02-01 IN2014MN01641A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012051464A JP5851890B2 (ja) 2012-03-08 2012-03-08 軸シール装置
PCT/JP2013/052376 WO2013132936A1 (ja) 2012-03-08 2013-02-01 軸シール装置

Publications (1)

Publication Number Publication Date
IN2014MN01641A true IN2014MN01641A (de) 2015-05-29

Family

ID=49113405

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1641MUN2014 IN2014MN01641A (de) 2012-03-08 2013-02-01

Country Status (7)

Country Link
US (1) US9841104B2 (de)
EP (1) EP2824370B1 (de)
JP (1) JP5851890B2 (de)
KR (2) KR20160089537A (de)
CN (1) CN104126088B (de)
IN (1) IN2014MN01641A (de)
WO (1) WO2013132936A1 (de)

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* Cited by examiner, † Cited by third party
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US9500094B1 (en) * 2013-04-23 2016-11-22 S & J Deisgn, Llc Turbine with radial acting seal
JP6590838B2 (ja) * 2015-01-29 2019-10-16 イーグル工業株式会社 ブラシシール
JP6276209B2 (ja) * 2015-02-20 2018-02-07 三菱日立パワーシステムズ株式会社 タービン用シール装置及びタービン、並びにシール装置用の薄板
TWI610859B (zh) 2015-03-10 2018-01-11 特瑞勒伯爾葛密封問題解決方法美國公司 罐頭密封總成
KR101695125B1 (ko) * 2016-01-11 2017-01-10 두산중공업 주식회사 터빈의 다단 실링 구조
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
US11168791B1 (en) * 2016-09-02 2021-11-09 Kurt Manufacturing Company, Inc. Brush seal mounting for a vise jaw
US9995163B2 (en) * 2016-09-02 2018-06-12 United Technologies Corporation Halo seal attached secondary seal cover arrangement
US10415410B2 (en) 2016-10-06 2019-09-17 United Technologies Corporation Axial-radial cooling slots on inner air seal
US11098604B2 (en) 2016-10-06 2021-08-24 Raytheon Technologies Corporation Radial-axial cooling slots
JP6831732B2 (ja) * 2017-03-23 2021-02-17 三菱パワー株式会社 軸シール装置、回転機械
CN107504194A (zh) * 2017-09-28 2017-12-22 孟金来 密封间隙可调式迷宫密封装置
CN110131049B (zh) * 2018-02-09 2020-11-03 中国航发商用航空发动机有限责任公司 用于发动机转子间的密封环
US11293295B2 (en) 2019-09-13 2022-04-05 Pratt & Whitney Canada Corp. Labyrinth seal with angled fins
WO2022019878A1 (en) * 2020-07-20 2022-01-27 Stein Seal Company Intershaft seal assembly with pressure-balanced translatable carrier
CN112648019B (zh) * 2021-02-02 2024-06-07 昆明理工大学 一种柔性密封装置
JP7166414B1 (ja) * 2021-09-15 2022-11-07 株式会社東芝 固定リング、回転電機、およびレゾルバロータ

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US5181728A (en) * 1991-09-23 1993-01-26 General Electric Company Trenched brush seal
US5318309A (en) * 1992-05-11 1994-06-07 General Electric Company Brush seal
US5749584A (en) * 1992-11-19 1998-05-12 General Electric Company Combined brush seal and labyrinth seal segment for rotary machines
US6131911A (en) * 1992-11-19 2000-10-17 General Electric Co. Brush seals and combined labyrinth and brush seals for rotary machines
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JP2002257242A (ja) 2001-02-27 2002-09-11 Mitsubishi Heavy Ind Ltd 回転機械の軸シール
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JP4689882B2 (ja) * 2001-06-29 2011-05-25 イーグル工業株式会社 板ブラシシール装置
JP3702212B2 (ja) * 2001-09-28 2005-10-05 三菱重工業株式会社 軸シール機構及びタービン
JP3593082B2 (ja) 2001-10-09 2004-11-24 三菱重工業株式会社 軸シール機構及びタービン
CN100396885C (zh) 2003-05-21 2008-06-25 三菱重工业株式会社 轴密封机构、轴密封机构的组装结构和大型流体机械
JP3917993B2 (ja) * 2004-08-10 2007-05-23 三菱重工業株式会社 軸シール機構及び軸シール機構をステータに取り付ける構造並びにこれらを備えたタービン。
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JP4643228B2 (ja) 2004-11-04 2011-03-02 株式会社東芝 軸シール
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Also Published As

Publication number Publication date
CN104126088B (zh) 2016-06-08
KR20140110045A (ko) 2014-09-16
EP2824370B1 (de) 2020-01-08
WO2013132936A1 (ja) 2013-09-12
US9841104B2 (en) 2017-12-12
KR101799629B1 (ko) 2017-11-20
US20130234397A1 (en) 2013-09-12
EP2824370A1 (de) 2015-01-14
JP5851890B2 (ja) 2016-02-03
KR20160089537A (ko) 2016-07-27
EP2824370A4 (de) 2016-02-24
JP2013185652A (ja) 2013-09-19
CN104126088A (zh) 2014-10-29

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