KR20240055095A - 축 시일 장치 및 회전 기계 - Google Patents

축 시일 장치 및 회전 기계 Download PDF

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Publication number
KR20240055095A
KR20240055095A KR1020247011784A KR20247011784A KR20240055095A KR 20240055095 A KR20240055095 A KR 20240055095A KR 1020247011784 A KR1020247011784 A KR 1020247011784A KR 20247011784 A KR20247011784 A KR 20247011784A KR 20240055095 A KR20240055095 A KR 20240055095A
Authority
KR
South Korea
Prior art keywords
seal
seal layer
rotor
porosity
layer
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.)
Pending
Application number
KR1020247011784A
Other languages
English (en)
Korean (ko)
Inventor
고헤이 오자키
히데카즈 우에하라
아즈미 요시다
유타 야나세
신 니시모토
다츠로 후루쇼
기요시 세가와
다카시 나카노
Original Assignee
미츠비시 파워 가부시키가이샤
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 미츠비시 파워 가부시키가이샤 filed Critical 미츠비시 파워 가부시키가이샤
Publication of KR20240055095A publication Critical patent/KR20240055095A/ko
Pending legal-status Critical Current

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
    • F16J15/44—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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • 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
    • F16J15/44—Free-space packings
    • F16J15/445—Free-space packings with means for adjusting the clearance
    • 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
    • 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
    • F16J15/453—Labyrinth packings characterised by the use of particular materials
    • 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
    • F05D2240/00—Components
    • F05D2240/55—Seals

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Coating By Spraying Or Casting (AREA)
KR1020247011784A 2022-05-17 2023-03-17 축 시일 장치 및 회전 기계 Pending KR20240055095A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022080728 2022-05-17
JPJP-P-2022-080728 2022-05-17
PCT/JP2023/010749 WO2023223655A1 (ja) 2022-05-17 2023-03-17 軸シール装置及び回転機械

Publications (1)

Publication Number Publication Date
KR20240055095A true KR20240055095A (ko) 2024-04-26

Family

ID=88835280

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247011784A Pending KR20240055095A (ko) 2022-05-17 2023-03-17 축 시일 장치 및 회전 기계

Country Status (6)

Country Link
US (2) US20250223911A1 (https=)
JP (2) JPWO2023223655A1 (https=)
KR (1) KR20240055095A (https=)
CN (1) CN118103584A (https=)
DE (1) DE112023000215T5 (https=)
WO (1) WO2023223655A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013122227A (ja) 2011-12-12 2013-06-20 Toshiba Corp シール装置及び蒸気タービン

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3701536A (en) * 1970-05-19 1972-10-31 Garrett Corp Labyrinth seal
US4060250A (en) * 1976-11-04 1977-11-29 De Laval Turbine Inc. Rotor seal element with heat resistant alloy coating
US4257735A (en) * 1978-12-15 1981-03-24 General Electric Company Gas turbine engine seal and method for making same
US4586717A (en) * 1980-12-24 1986-05-06 Conoco Inc. Throttling bushing for shaft seal
US4460185A (en) * 1982-08-23 1984-07-17 General Electric Company Seal including a non-metallic abradable material
DE3316535A1 (de) * 1983-05-06 1984-11-08 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Turboverdichter mit einlaufbelag
EP0187612B1 (en) * 1984-12-24 1990-09-12 United Technologies Corporation Abradable seal having particulate erosion resistance
JPH04133074U (ja) * 1991-05-31 1992-12-10 三菱重工業株式会社 アブレダブルシール構造
JPH1119720A (ja) * 1997-07-03 1999-01-26 Sanyo Special Steel Co Ltd 耐摩耗性・耐焼付き性に優れたガイド用材
EP1152124A1 (de) * 2000-05-04 2001-11-07 Siemens Aktiengesellschaft Dichtungsanordnung
EP1541808A1 (de) * 2003-12-11 2005-06-15 Siemens Aktiengesellschaft Turbinenbauteil mit Wärmedämmschicht und Erosionsschutzschicht
JP4718991B2 (ja) * 2005-12-22 2011-07-06 株式会社東芝 シール装置
US20070248452A1 (en) * 2006-04-25 2007-10-25 Brisson Bruce W Retractable compliant abradable sealing system and method for rotary machines
US8192792B2 (en) * 2006-10-27 2012-06-05 United Technologies Corporation Cold sprayed porous metal seals
JP5101317B2 (ja) * 2008-01-25 2012-12-19 三菱重工業株式会社 シール構造
US8172519B2 (en) * 2009-05-06 2012-05-08 General Electric Company Abradable seals
JP5210984B2 (ja) * 2009-06-29 2013-06-12 株式会社日立製作所 タービン用高信頼性メタルシール材
JP5144629B2 (ja) * 2009-11-27 2013-02-13 株式会社神戸製鋼所 オープンラック式気化器の伝熱管およびヘッダー管
US20130140774A1 (en) * 2010-01-13 2013-06-06 Dresser-Rand Company Annular seal apparatus and method
US20130260132A1 (en) * 2012-04-02 2013-10-03 United Technologies Corporation Hybrid thermal barrier coating
US9598969B2 (en) * 2012-07-20 2017-03-21 Kabushiki Kaisha Toshiba Turbine, manufacturing method thereof, and power generating system
JP2014238142A (ja) * 2013-06-07 2014-12-18 株式会社東芝 弁装置および弁装置の製造方法
EP3052787B1 (en) * 2013-10-02 2021-12-15 Raytheon Technologies Corporation Air seal system and method for forming an air seal system
US20150147524A1 (en) * 2013-11-26 2015-05-28 Christopher A. Petorak Modified thermal barrier composite coatings
US20160084102A1 (en) * 2014-09-18 2016-03-24 General Electric Company Abradable seal and method for forming an abradable seal
US20160201498A1 (en) * 2014-12-15 2016-07-14 United Technologies Corporation Seal coating
US10247027B2 (en) * 2016-03-23 2019-04-02 United Technologies Corporation Outer airseal insulated rub strip
JP6908973B2 (ja) * 2016-06-08 2021-07-28 三菱重工業株式会社 遮熱コーティング、タービン部材、ガスタービン、ならびに遮熱コーティングの製造方法
US10294962B2 (en) * 2017-06-30 2019-05-21 United Technologies Corporation Turbine engine seal for high erosion environment
KR20210142205A (ko) * 2019-04-16 2021-11-24 램 리써치 코포레이션 표면 코팅 처리
US11566531B2 (en) * 2020-10-07 2023-01-31 Rolls-Royce Corporation CMAS-resistant abradable coatings
JP2022080728A (ja) 2020-11-18 2022-05-30 花王株式会社 トナーの製造方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013122227A (ja) 2011-12-12 2013-06-20 Toshiba Corp シール装置及び蒸気タービン

Also Published As

Publication number Publication date
WO2023223655A1 (ja) 2023-11-23
JPWO2023223655A1 (https=) 2023-11-23
US20250223911A1 (en) 2025-07-10
JP2025113505A (ja) 2025-08-01
CN118103584A (zh) 2024-05-28
DE112023000215T5 (de) 2024-08-01
US20260002450A1 (en) 2026-01-01

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