CN107076028B - 密封构件 - Google Patents

密封构件 Download PDF

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Publication number
CN107076028B
CN107076028B CN201580050889.7A CN201580050889A CN107076028B CN 107076028 B CN107076028 B CN 107076028B CN 201580050889 A CN201580050889 A CN 201580050889A CN 107076028 B CN107076028 B CN 107076028B
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CN
China
Prior art keywords
face
axial
containment member
flow path
protrusion
Prior art date
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Active
Application number
CN201580050889.7A
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English (en)
Chinese (zh)
Other versions
CN107076028A (zh
Inventor
谷口健太
佐藤贤治
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.)
Mitsubishi Power Ltd
Original Assignee
Mitsubishi Heavy Industries 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 Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of CN107076028A publication Critical patent/CN107076028A/zh
Application granted granted Critical
Publication of CN107076028B publication Critical patent/CN107076028B/zh
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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
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms
    • 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
    • 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
    • F01D11/005—Sealing means between non relatively rotating elements
    • 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
    • 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
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • 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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/023—Transition ducts between combustor cans and first stage of the turbine in gas-turbine engines; their cooling or sealings
    • 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
    • F02C7/12—Cooling of plants
    • F02C7/16—Cooling of plants characterised by cooling medium
    • F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
    • 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
    • F16J15/162—Special parts or details relating to lubrication or cooling of the sealing itself
    • 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
    • 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
    • F16J15/4476—Labyrinth packings with radial path

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 Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
CN201580050889.7A 2014-09-26 2015-09-08 密封构件 Active CN107076028B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2014196772A JP6512573B2 (ja) 2014-09-26 2014-09-26 シール部材
JP2014-196772 2014-09-26
PCT/JP2015/075439 WO2016047432A1 (ja) 2014-09-26 2015-09-08 シール部材

Publications (2)

Publication Number Publication Date
CN107076028A CN107076028A (zh) 2017-08-18
CN107076028B true CN107076028B (zh) 2019-06-04

Family

ID=55580960

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201580050889.7A Active CN107076028B (zh) 2014-09-26 2015-09-08 密封构件

Country Status (6)

Country Link
US (1) US10724392B2 (cg-RX-API-DMAC10.html)
JP (1) JP6512573B2 (cg-RX-API-DMAC10.html)
KR (1) KR101939508B1 (cg-RX-API-DMAC10.html)
CN (1) CN107076028B (cg-RX-API-DMAC10.html)
DE (1) DE112015004378B4 (cg-RX-API-DMAC10.html)
WO (1) WO2016047432A1 (cg-RX-API-DMAC10.html)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7214332B2 (ja) * 2017-01-18 2023-01-30 ゼネラル・エレクトリック・カンパニイ ガスタービンの燃焼システムにおける段階的な燃料および空気噴射
FR3064029B1 (fr) * 2017-03-15 2021-04-30 Safran Aircraft Engines Joint d’etancheite air-feu et assemblage comprenant un tel joint
FR3081511B1 (fr) * 2018-05-28 2020-06-05 Safran Aircraft Engines Dispositif d'etancheite entre deux parois annulaires d'un moteur d'aeronef
JP7451108B2 (ja) * 2019-08-16 2024-03-18 三菱重工業株式会社 静翼、及びこれを備えているガスタービン
US11619174B2 (en) 2020-02-14 2023-04-04 Raytheon Technologies Corporation Combustor to vane sealing assembly and method of forming same
JP7503704B2 (ja) * 2021-03-09 2024-06-20 三菱重工業株式会社 シール部材及びガスタービン
WO2023132236A1 (ja) * 2022-01-06 2023-07-13 三菱重工業株式会社 タービン静翼及び篏合構造並びにガスタービン
US20260201957A1 (en) * 2025-01-15 2026-07-16 Rtx Corporation Brush seal with cross-flow backing plate and thermal gradient reduction method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000257862A (ja) * 1999-03-08 2000-09-22 Mitsubishi Heavy Ind Ltd 燃焼器の尾筒シール構造及びその構造を用いたガスタービン
JP2001289003A (ja) * 2000-04-04 2001-10-19 Mitsubishi Heavy Ind Ltd ガスタービンの冷却構造
CN1519464A (zh) * 2003-01-22 2004-08-11 �����ع�ҵ��ʽ���� 燃气轮机尾管密封件及使用该密封件的燃气轮机
JP4381276B2 (ja) * 2004-10-08 2009-12-09 三菱重工業株式会社 ガスタービン
JP2013221455A (ja) * 2012-04-17 2013-10-28 Mitsubishi Heavy Ind Ltd ガスタービン、及びその高温部品

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4502809A (en) * 1981-08-31 1985-03-05 Carrier Corporation Method and apparatus for controlling thermal growth
US6675584B1 (en) 2002-08-15 2004-01-13 Power Systems Mfg, Llc Coated seal article used in turbine engines
GB0515868D0 (en) 2005-08-02 2005-09-07 Rolls Royce Plc Cooling arrangement
US7797948B2 (en) * 2007-03-27 2010-09-21 Siemens Energy, Inc. Transition-to-turbine seal apparatus and transition-to-turbine seal junction of a gas turbine engine
JP2009167905A (ja) 2008-01-16 2009-07-30 Mitsubishi Heavy Ind Ltd ガスタービン燃焼器出口シール構造
FR2937098B1 (fr) 2008-10-15 2015-11-20 Snecma Etancheite entre une chambre de combustion et un distributeur de turbine dans une turbomachine
JP6016655B2 (ja) 2013-02-04 2016-10-26 三菱日立パワーシステムズ株式会社 ガスタービン尾筒シール及びガスタービン

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000257862A (ja) * 1999-03-08 2000-09-22 Mitsubishi Heavy Ind Ltd 燃焼器の尾筒シール構造及びその構造を用いたガスタービン
JP2001289003A (ja) * 2000-04-04 2001-10-19 Mitsubishi Heavy Ind Ltd ガスタービンの冷却構造
CN1519464A (zh) * 2003-01-22 2004-08-11 �����ع�ҵ��ʽ���� 燃气轮机尾管密封件及使用该密封件的燃气轮机
JP4381276B2 (ja) * 2004-10-08 2009-12-09 三菱重工業株式会社 ガスタービン
JP2013221455A (ja) * 2012-04-17 2013-10-28 Mitsubishi Heavy Ind Ltd ガスタービン、及びその高温部品

Also Published As

Publication number Publication date
US10724392B2 (en) 2020-07-28
CN107076028A (zh) 2017-08-18
KR20170043641A (ko) 2017-04-21
WO2016047432A1 (ja) 2016-03-31
JP2016070082A (ja) 2016-05-09
DE112015004378T5 (de) 2017-06-14
JP6512573B2 (ja) 2019-05-15
KR101939508B1 (ko) 2019-01-16
US20170292397A1 (en) 2017-10-12
DE112015004378B4 (de) 2023-03-02

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Address after: Kanagawa Prefecture, Japan

Patentee after: Mitsubishi Power Co., Ltd

Address before: Kanagawa Prefecture, Japan

Patentee before: MITSUBISHI HITACHI POWER SYSTEMS, Ltd.

CP01 Change in the name or title of a patent holder