DE112015002981B4 - Schaufeleinheit und Dampfturbine - Google Patents

Schaufeleinheit und Dampfturbine Download PDF

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Publication number
DE112015002981B4
DE112015002981B4 DE112015002981.8T DE112015002981T DE112015002981B4 DE 112015002981 B4 DE112015002981 B4 DE 112015002981B4 DE 112015002981 T DE112015002981 T DE 112015002981T DE 112015002981 B4 DE112015002981 B4 DE 112015002981B4
Authority
DE
Germany
Prior art keywords
steam
outer ring
inner ring
ring
outlet
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.)
Expired - Fee Related
Application number
DE112015002981.8T
Other languages
German (de)
English (en)
Other versions
DE112015002981T5 (de
Inventor
Takashi Maruyama
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 Power 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 Power Ltd filed Critical Mitsubishi Power Ltd
Publication of DE112015002981T5 publication Critical patent/DE112015002981T5/de
Application granted granted Critical
Publication of DE112015002981B4 publication Critical patent/DE112015002981B4/de
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
    • F01D1/02—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines
    • F01D1/04—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines traversed by the working-fluid substantially axially
    • 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
    • F01D9/06—Fluid supply conduits to nozzles or the like
    • F01D9/065—Fluid supply or removal conduits traversing the working fluid flow, e.g. for lubrication-, cooling-, or sealing fluids
    • 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
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/10—Heating, e.g. warming-up before starting
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • 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
    • F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using 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
    • 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
    • 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
    • F05D2250/00—Geometry
    • F05D2250/10—Two-dimensional
    • F05D2250/18—Two-dimensional patterned
    • F05D2250/184—Two-dimensional patterned sinusoidal

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Drying Of Solid Materials (AREA)
DE112015002981.8T 2014-06-27 2015-06-09 Schaufeleinheit und Dampfturbine Expired - Fee Related DE112015002981B4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2014133260A JP6284447B2 (ja) 2014-06-27 2014-06-27 静翼ユニット及び蒸気タービン
JP2014-133260 2014-06-27
PCT/JP2015/066617 WO2015198853A1 (ja) 2014-06-27 2015-06-09 静翼ユニット及び蒸気タービン

Publications (2)

Publication Number Publication Date
DE112015002981T5 DE112015002981T5 (de) 2017-03-09
DE112015002981B4 true DE112015002981B4 (de) 2020-12-03

Family

ID=54937946

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112015002981.8T Expired - Fee Related DE112015002981B4 (de) 2014-06-27 2015-06-09 Schaufeleinheit und Dampfturbine

Country Status (6)

Country Link
US (1) US10267150B2 (enExample)
JP (1) JP6284447B2 (enExample)
KR (1) KR101867750B1 (enExample)
CN (1) CN106661951B (enExample)
DE (1) DE112015002981B4 (enExample)
WO (1) WO2015198853A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107023317A (zh) * 2017-05-25 2017-08-08 华能国际电力股份有限公司 一种再热式多级轴流透平及其工作方法
JP6970756B2 (ja) * 2017-12-27 2021-11-24 川崎重工業株式会社 蒸気タービン
CN110030039A (zh) * 2019-05-16 2019-07-19 哈尔滨汽轮机厂有限责任公司 一种汽轮机用除湿级空心隔板
JP7293011B2 (ja) 2019-07-10 2023-06-19 三菱重工業株式会社 蒸気タービン用静翼、蒸気タービン及び蒸気タービン用静翼の加熱方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01300002A (ja) * 1988-05-24 1989-12-04 Toshiba Corp 蒸気タービンノズル装置
JPH03294603A (ja) * 1990-04-12 1991-12-25 Toshiba Corp 蒸気タービンノズルの水滴除去装置
JPH10103008A (ja) * 1996-10-01 1998-04-21 Fuji Electric Co Ltd 蒸気タービンの静翼ヒーティング方法
JP2013148039A (ja) * 2012-01-20 2013-08-01 Toshiba Corp 蒸気タービン

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5573501U (enExample) * 1978-11-15 1980-05-21
JPS5573501A (en) 1978-11-29 1980-06-03 Kobayashi Kikai Kogyo Kk Molding press device of plywood*etc*
US4721433A (en) * 1985-12-19 1988-01-26 United Technologies Corporation Coolable stator structure for a gas turbine engine
JPH0326802A (ja) * 1989-06-23 1991-02-05 Hitachi Ltd 蒸気タービンの静翼装置
US5634766A (en) * 1994-08-23 1997-06-03 General Electric Co. Turbine stator vane segments having combined air and steam cooling circuits
JP3630740B2 (ja) 1994-12-08 2005-03-23 株式会社東芝 蒸気タービンのドレン排出装置
DE19715966A1 (de) * 1997-04-17 1998-10-29 Carsten Binder Leitschaufel für Dampfturbinen
JP2002309906A (ja) * 2001-04-11 2002-10-23 Mitsubishi Heavy Ind Ltd 蒸気冷却型ガスタービン
JP5558120B2 (ja) * 2010-01-12 2014-07-23 株式会社東芝 蒸気タービンのロータ冷却装置及びこの冷却装置を備えた蒸気タービン
JP5449128B2 (ja) 2010-12-28 2014-03-19 三菱重工業株式会社 復水式蒸気タービン及びその改造方法
JP5865798B2 (ja) * 2012-07-20 2016-02-17 株式会社東芝 タービンのシール装置および火力発電システム
JP5865204B2 (ja) * 2012-07-20 2016-02-17 株式会社東芝 軸流タービン及び発電プラント
JP5868802B2 (ja) * 2012-07-20 2016-02-24 株式会社東芝 タービン

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01300002A (ja) * 1988-05-24 1989-12-04 Toshiba Corp 蒸気タービンノズル装置
JPH03294603A (ja) * 1990-04-12 1991-12-25 Toshiba Corp 蒸気タービンノズルの水滴除去装置
JPH10103008A (ja) * 1996-10-01 1998-04-21 Fuji Electric Co Ltd 蒸気タービンの静翼ヒーティング方法
JP2013148039A (ja) * 2012-01-20 2013-08-01 Toshiba Corp 蒸気タービン

Also Published As

Publication number Publication date
WO2015198853A1 (ja) 2015-12-30
KR101867750B1 (ko) 2018-06-15
KR20170007456A (ko) 2017-01-18
JP2016011626A (ja) 2016-01-21
CN106661951A (zh) 2017-05-10
DE112015002981T5 (de) 2017-03-09
JP6284447B2 (ja) 2018-02-28
US10267150B2 (en) 2019-04-23
CN106661951B (zh) 2018-07-10
US20170130584A1 (en) 2017-05-11

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R012 Request for examination validly filed
R081 Change of applicant/patentee

Owner name: MITSUBISHI POWER, LTD., YOKOHAMA-SHI, JP

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

R082 Change of representative

Representative=s name: HOFFMANN - EITLE PATENT- UND RECHTSANWAELTE PA, DE

R016 Response to examination communication
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R081 Change of applicant/patentee

Owner name: MITSUBISHI POWER, LTD., YOKOHAMA-SHI, JP

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

R082 Change of representative

Representative=s name: HOFFMANN - EITLE PATENT- UND RECHTSANWAELTE PA, DE

R020 Patent grant now final
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee