JP7378970B2 - 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 - Google Patents

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 Download PDF

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Publication number
JP7378970B2
JP7378970B2 JP2019108080A JP2019108080A JP7378970B2 JP 7378970 B2 JP7378970 B2 JP 7378970B2 JP 2019108080 A JP2019108080 A JP 2019108080A JP 2019108080 A JP2019108080 A JP 2019108080A JP 7378970 B2 JP7378970 B2 JP 7378970B2
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Japan
Prior art keywords
trailing edge
steam turbine
blade
slit
groove
Prior art date
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Application number
JP2019108080A
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English (en)
Japanese (ja)
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JP2020200792A (ja
JP2020200792A5 (https=
Inventor
亮 ▲高▼田
泰洋 笹尾
直人 杼谷
創一朗 田畑
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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
Priority to JP2019108080A priority Critical patent/JP7378970B2/ja
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to PCT/JP2020/018395 priority patent/WO2020250596A1/ja
Priority to KR1020217035753A priority patent/KR102674948B1/ko
Priority to DE112020001759.1T priority patent/DE112020001759B4/de
Priority to US17/609,494 priority patent/US11840938B2/en
Priority to CN202080032415.0A priority patent/CN113785105B/zh
Publication of JP2020200792A publication Critical patent/JP2020200792A/ja
Publication of JP2020200792A5 publication Critical patent/JP2020200792A5/ja
Application granted granted Critical
Publication of JP7378970B2 publication Critical patent/JP7378970B2/ja
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    • 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)
JP2019108080A 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 Active JP7378970B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
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
KR1020217035753A KR102674948B1 (ko) 2019-06-10 2020-05-01 증기 터빈 정익, 증기 터빈 및 증기 터빈 정익의 제조 방법
DE112020001759.1T DE112020001759B4 (de) 2019-06-10 2020-05-01 Dampfturbinenleitschaufel, dampfturbine, und herstellungsverfahren für dampfturbinenleitschaufel
US17/609,494 US11840938B2 (en) 2019-06-10 2020-05-01 Steam turbine stator vane, steam turbine, and production method for steam turbine stator vane
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
CN202080032415.0A CN113785105B (zh) 2019-06-10 2020-05-01 蒸汽涡轮机静叶片、蒸汽涡轮机及蒸汽涡轮机静叶片的制造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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

Publications (3)

Publication Number Publication Date
JP2020200792A JP2020200792A (ja) 2020-12-17
JP2020200792A5 JP2020200792A5 (https=) 2022-06-09
JP7378970B2 true JP7378970B2 (ja) 2023-11-14

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JP2019108080A Active 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

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 (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

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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
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
JPH04140401A (ja) * 1990-10-01 1992-05-14 Toshiba Corp 蒸気タービンのノズル
US6474942B2 (en) 2000-01-03 2002-11-05 General Electric Company Airfoil configured for moisture removal from steam turbine flow path
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
JP6227653B2 (ja) * 2013-07-30 2017-11-08 三菱日立パワーシステムズ株式会社 蒸気タービンの水分除去装置、及びスリット孔の形成方法
JP6393178B2 (ja) 2014-12-15 2018-09-19 三菱日立パワーシステムズ株式会社 蒸気タービン静翼
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 (1)

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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
DE112020001759B4 (de) 2024-08-22
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
DE112020001759T5 (de) 2021-12-30
KR102674948B1 (ko) 2024-06-14

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