JPWO2023157519A1 - - Google Patents

Info

Publication number
JPWO2023157519A1
JPWO2023157519A1 JP2023549987A JP2023549987A JPWO2023157519A1 JP WO2023157519 A1 JPWO2023157519 A1 JP WO2023157519A1 JP 2023549987 A JP2023549987 A JP 2023549987A JP 2023549987 A JP2023549987 A JP 2023549987A JP WO2023157519 A1 JPWO2023157519 A1 JP WO2023157519A1
Authority
JP
Japan
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.)
Pending
Application number
JP2023549987A
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 filed Critical
Publication of JPWO2023157519A1 publication Critical patent/JPWO2023157519A1/ja
Pending legal-status Critical Current

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
    • F16J15/441—Free-space packings with floating ring
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas 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
    • F05D2260/00—Function
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/38—Retaining components in desired mutual position by a spring, i.e. spring loaded or biased towards a certain position

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Mechanical Sealing (AREA)
JP2023549987A 2022-02-18 2023-01-13 Pending JPWO2023157519A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022023470 2022-02-18
PCT/JP2023/000722 WO2023157519A1 (ja) 2022-02-18 2023-01-13 シール装置及び回転機械並びにシール装置の取付方法

Publications (1)

Publication Number Publication Date
JPWO2023157519A1 true JPWO2023157519A1 (ja) 2023-08-24

Family

ID=87578091

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023549987A Pending JPWO2023157519A1 (ja) 2022-02-18 2023-01-13

Country Status (5)

Country Link
JP (1) JPWO2023157519A1 (ja)
KR (1) KR20230169229A (ja)
CN (1) CN117280144A (ja)
DE (1) DE112023000032T5 (ja)
WO (1) WO2023157519A1 (ja)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2520792C (en) * 2004-09-30 2014-01-28 General Electric Company Compliant seal and system and method thereof
JP2006132691A (ja) * 2004-11-08 2006-05-25 Toshiba Corp 回転機械および軸シール機構
JP3187394U (ja) * 2013-09-13 2013-11-21 三菱重工業株式会社 ターボ回転機械用の自動調整シール
JP6888976B2 (ja) 2017-02-28 2021-06-18 三菱重工業株式会社 軸シール装置、及び回転機械
CN111075928B (zh) * 2019-12-23 2021-10-29 麦克维尔空调制冷(苏州)有限公司 一种旋转件与静止件之间的径向浮动式迷宫密封
JP2022023470A (ja) 2020-07-27 2022-02-08 トヨタ自動車株式会社 エンジン装置

Also Published As

Publication number Publication date
DE112023000032T5 (de) 2023-12-14
KR20230169229A (ko) 2023-12-15
CN117280144A (zh) 2023-12-22
WO2023157519A1 (ja) 2023-08-24

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Legal Events

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A621 Written request for application examination

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Effective date: 20230818