CN116057257B - 静叶片节段及具备该静叶片节段的蒸汽涡轮 - Google Patents

静叶片节段及具备该静叶片节段的蒸汽涡轮

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Publication number
CN116057257B
CN116057257B CN202180056355.0A CN202180056355A CN116057257B CN 116057257 B CN116057257 B CN 116057257B CN 202180056355 A CN202180056355 A CN 202180056355A CN 116057257 B CN116057257 B CN 116057257B
Authority
CN
China
Prior art keywords
blade
blade ring
housing
axis
downstream
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.)
Active
Application number
CN202180056355.0A
Other languages
English (en)
Chinese (zh)
Other versions
CN116057257A (zh
Inventor
阪下坚一
檀野将平
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 Heavy Industries 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 CN116057257A publication Critical patent/CN116057257A/zh
Application granted granted Critical
Publication of CN116057257B publication Critical patent/CN116057257B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01D11/005—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
    • 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
    • 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
    • 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
    • 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
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • 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
    • F01D25/32—Collecting of condensation water; Drainage ; Removing solid particles
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CN202180056355.0A 2020-08-13 2021-07-26 静叶片节段及具备该静叶片节段的蒸汽涡轮 Active CN116057257B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-136665 2020-08-13
JP2020136665 2020-08-13
PCT/JP2021/027528 WO2022034783A1 (ja) 2020-08-13 2021-07-26 静翼セグメント、及びこれを備える蒸気タービン

Publications (2)

Publication Number Publication Date
CN116057257A CN116057257A (zh) 2023-05-02
CN116057257B true CN116057257B (zh) 2025-12-23

Family

ID=80247229

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180056355.0A Active CN116057257B (zh) 2020-08-13 2021-07-26 静叶片节段及具备该静叶片节段的蒸汽涡轮

Country Status (6)

Country Link
US (1) US12091983B2 (https=)
JP (1) JP7369301B2 (https=)
KR (1) KR102868366B1 (https=)
CN (1) CN116057257B (https=)
DE (1) DE112021004251T5 (https=)
WO (1) WO2022034783A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7825651B2 (ja) * 2024-03-04 2026-03-06 三菱重工業株式会社 静翼セグメント、及びこれを備える蒸気タービン

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08200007A (ja) * 1995-01-30 1996-08-06 Mitsubishi Heavy Ind Ltd 蒸気タービンの湿分除去装置

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US4355952A (en) * 1979-06-29 1982-10-26 Westinghouse Electric Corp. Combustion turbine vane assembly
JPS62190803U (https=) * 1986-05-23 1987-12-04
JPS6445904A (en) 1987-08-13 1989-02-20 Toshiba Corp Steam turbine nozzle
JPH052025Y2 (https=) * 1987-09-16 1993-01-19
US5618161A (en) * 1995-10-17 1997-04-08 Westinghouse Electric Corporation Apparatus for restraining motion of a turbo-machine stationary vane
JPH10299410A (ja) * 1997-04-22 1998-11-10 Hitachi Ltd 蒸気タービンの湿分排出構造
JP4088368B2 (ja) * 1998-06-04 2008-05-21 三菱重工業株式会社 低圧蒸気タービンのグランド部変形防止構造
JP3046026B1 (ja) * 1999-06-16 2000-05-29 川崎重工業株式会社 蒸気タ―ビン仕切り及びその製造方法
JP4301692B2 (ja) 2000-03-31 2009-07-22 三菱重工業株式会社 ガスタービン
US20060198726A1 (en) 2005-03-07 2006-09-07 General Electric Company Apparatus for eliminating compressor stator vibration induced by tip leakage vortex bursting
FR2894282A1 (fr) 2005-12-05 2007-06-08 Snecma Sa Distributeur de turbine de turbomachine ameliore
US7713024B2 (en) * 2007-02-09 2010-05-11 General Electric Company Bling nozzle/carrier interface design for a steam turbine
GB2475704A (en) * 2009-11-26 2011-06-01 Alstom Technology Ltd Diverting solid particles in an axial flow steam turbine
ITCO20110060A1 (it) * 2011-12-12 2013-06-13 Nuovo Pignone Spa Turbina a vapore, paletta e metodo
US9745854B2 (en) * 2012-04-27 2017-08-29 General Electric Company Shroud assembly and seal for a gas turbine engine
JP5968173B2 (ja) * 2012-09-14 2016-08-10 三菱日立パワーシステムズ株式会社 蒸気タービン静翼及び蒸気タービン
FR3003301B1 (fr) 2013-03-14 2018-01-05 Safran Helicopter Engines Anneau de turbine pour turbomachine
JP2015076281A (ja) * 2013-10-09 2015-04-20 パナソニックＩｐマネジメント株式会社 照明装置
JP2016135998A (ja) * 2015-01-23 2016-07-28 株式会社東芝 蒸気タービン
US10337345B2 (en) * 2015-02-20 2019-07-02 General Electric Company Bucket mounted multi-stage turbine interstage seal and method of assembly
JP6797701B2 (ja) * 2017-01-20 2020-12-09 三菱パワー株式会社 蒸気タービン
JP7002930B2 (ja) * 2017-12-01 2022-01-20 三菱パワー株式会社 ディフューザ、及びこれを備える蒸気タービン
JP7011952B2 (ja) * 2018-03-01 2022-01-27 三菱パワー株式会社 静翼セグメント、及びこれを備えている蒸気タービン
JP7051618B2 (ja) 2018-07-02 2022-04-11 三菱重工業株式会社 静翼セグメント、及び蒸気タービン
JP7251468B2 (ja) 2019-02-21 2023-04-04 Tdk株式会社 複合磁性材料、磁心および電子部品

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08200007A (ja) * 1995-01-30 1996-08-06 Mitsubishi Heavy Ind Ltd 蒸気タービンの湿分除去装置

Also Published As

Publication number Publication date
US12091983B2 (en) 2024-09-17
CN116057257A (zh) 2023-05-02
WO2022034783A1 (ja) 2022-02-17
JP7369301B2 (ja) 2023-10-25
DE112021004251T5 (de) 2023-05-25
US20230272725A1 (en) 2023-08-31
KR102868366B1 (ko) 2025-10-14
KR20230035614A (ko) 2023-03-14
JPWO2022034783A1 (https=) 2022-02-17

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