DE112020001759B4 - Dampfturbinenleitschaufel, dampfturbine, und herstellungsverfahren für dampfturbinenleitschaufel - Google Patents

Dampfturbinenleitschaufel, dampfturbine, und herstellungsverfahren für dampfturbinenleitschaufel Download PDF

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Publication number
DE112020001759B4
DE112020001759B4 DE112020001759.1T DE112020001759T DE112020001759B4 DE 112020001759 B4 DE112020001759 B4 DE 112020001759B4 DE 112020001759 T DE112020001759 T DE 112020001759T DE 112020001759 B4 DE112020001759 B4 DE 112020001759B4
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DE
Germany
Prior art keywords
trailing edge
steam turbine
guide vane
slot
end portion
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
DE112020001759.1T
Other languages
German (de)
English (en)
Other versions
DE112020001759T5 (de
Inventor
Ryo Takata
Yasuhiro Sasao
Naoto Tochitani
Soichiro TABATA
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
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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 DE112020001759T5 publication Critical patent/DE112020001759T5/de
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Publication of DE112020001759B4 publication Critical patent/DE112020001759B4/de
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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
    • 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
    • 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
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • 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
    • 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
    • F05D2240/10—Stators
    • F05D2240/12—Fluid guiding means, e.g. vanes
    • 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
    • F05D2260/60—Fluid transfer
    • F05D2260/602—Drainage
    • 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
    • F05D2260/60—Fluid transfer
    • F05D2260/608—Aeration, ventilation, dehumidification or moisture removal of closed spaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE112020001759.1T 2019-06-10 2020-05-01 Dampfturbinenleitschaufel, dampfturbine, und herstellungsverfahren für dampfturbinenleitschaufel Active DE112020001759B4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019-108080 2019-06-10
JP2019108080A JP7378970B2 (ja) 2019-06-10 2019-06-10 蒸気タービン静翼、蒸気タービンおよび蒸気タービン静翼の製造方法
PCT/JP2020/018395 WO2020250596A1 (ja) 2019-06-10 2020-05-01 蒸気タービン静翼、蒸気タービンおよび蒸気タービン静翼の製造方法

Publications (2)

Publication Number Publication Date
DE112020001759T5 DE112020001759T5 (de) 2021-12-30
DE112020001759B4 true DE112020001759B4 (de) 2024-08-22

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
DE112020001759.1T Active DE112020001759B4 (de) 2019-06-10 2020-05-01 Dampfturbinenleitschaufel, dampfturbine, und herstellungsverfahren für dampfturbinenleitschaufel

Country Status (6)

Country Link
US (1) US11840938B2 (https=)
JP (1) JP7378970B2 (https=)
KR (1) KR102674948B1 (https=)
CN (1) CN113785105B (https=)
DE (1) DE112020001759B4 (https=)
WO (1) WO2020250596A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7179651B2 (ja) * 2019-02-27 2022-11-29 三菱重工業株式会社 タービン静翼、及び蒸気タービン
JP7179652B2 (ja) * 2019-02-27 2022-11-29 三菱重工業株式会社 タービン静翼、及び蒸気タービン
US11773753B2 (en) * 2019-12-11 2023-10-03 Mitsubishi Heavy Industries, Ltd. Turbine stator vane, turbine stator vane assembly, and steam turbine
WO2023276385A1 (ja) * 2021-06-28 2023-01-05 三菱パワー株式会社 タービン静翼、及び蒸気タービン
US20260078675A1 (en) * 2022-11-11 2026-03-19 Mitsubishi Heavy Industries, Ltd. Steam turbine blade, steam turbine, and method for manufacturing steam turbine blade

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0264702U (https=) * 1988-11-07 1990-05-15
JPH0326802A (ja) 1989-06-23 1991-02-05 Hitachi Ltd 蒸気タービンの静翼装置
US6474942B2 (en) 2000-01-03 2002-11-05 General Electric Company Airfoil configured for moisture removal from steam turbine flow path
US20160169051A1 (en) 2013-07-30 2016-06-16 Mitsubishi Hitachi Power Systems, Ltd. Water removal device for steam turbine and method for forming slit
US20160169015A1 (en) 2014-12-15 2016-06-16 Mitsubishi Hitachi Power Systems, Ltd. Steam Turbine Stationary Blade
JP2019044723A (ja) 2017-09-05 2019-03-22 三菱日立パワーシステムズ株式会社 蒸気タービン翼、蒸気タービン、及び蒸気タービン翼の製造方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63117104A (ja) * 1986-11-05 1988-05-21 Toshiba Corp 蒸気タ−ビンの湿分分離装置
JPH0791961B2 (ja) * 1987-05-11 1995-10-09 株式会社東芝 蒸気タ−ビンの静翼
JPH04140401A (ja) * 1990-10-01 1992-05-14 Toshiba Corp 蒸気タービンのノズル
US7422415B2 (en) * 2006-05-23 2008-09-09 General Electric Company Airfoil and method for moisture removal and steam injection
US20100329853A1 (en) * 2009-06-30 2010-12-30 General Electric Company Moisture removal provisions for steam turbine
US8568090B2 (en) * 2009-12-07 2013-10-29 General Electric Company System for reducing the level of erosion affecting a component
ITMI20120010A1 (it) * 2012-01-05 2013-07-06 Gen Electric Profilo aerodinamico di turbina a fessura
JP5956286B2 (ja) * 2012-08-23 2016-07-27 三菱日立パワーシステムズ株式会社 蒸気タービンの静翼構造及び蒸気タービン
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
CN205895331U (zh) * 2016-08-19 2017-01-18 中国船舶重工集团公司第七�三研究所 一种船用汽轮机汽缸内除湿级装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0264702U (https=) * 1988-11-07 1990-05-15
JPH0326802A (ja) 1989-06-23 1991-02-05 Hitachi Ltd 蒸気タービンの静翼装置
US6474942B2 (en) 2000-01-03 2002-11-05 General Electric Company Airfoil configured for moisture removal from steam turbine flow path
US20160169051A1 (en) 2013-07-30 2016-06-16 Mitsubishi Hitachi Power Systems, Ltd. Water removal device for steam turbine and method for forming slit
US20160169015A1 (en) 2014-12-15 2016-06-16 Mitsubishi Hitachi Power Systems, Ltd. Steam Turbine Stationary Blade
JP2019044723A (ja) 2017-09-05 2019-03-22 三菱日立パワーシステムズ株式会社 蒸気タービン翼、蒸気タービン、及び蒸気タービン翼の製造方法

Also Published As

Publication number Publication date
JP2020200792A (ja) 2020-12-17
CN113785105B (zh) 2023-08-15
WO2020250596A1 (ja) 2020-12-17
CN113785105A (zh) 2021-12-10
US11840938B2 (en) 2023-12-12
KR20210148280A (ko) 2021-12-07
US20220228510A1 (en) 2022-07-21
JP7378970B2 (ja) 2023-11-14
DE112020001759T5 (de) 2021-12-30
KR102674948B1 (ko) 2024-06-14

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Owner name: MITSUBISHI HEAVY INDUSTRIES, LTD., JP

Free format text: FORMER OWNER: MITSUBISHI POWER, LTD., YOKOHAMA-SHI, KANAGAWA, JP

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R018 Grant decision by examination section/examining division
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