JP2004003481A - ３６０度吐出ノズルを特徴とする蒸気タービンのノズルボックス - Google Patents

３６０度吐出ノズルを特徴とする蒸気タービンのノズルボックス Download PDF

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Publication number
JP2004003481A
JP2004003481A JP2003138258A JP2003138258A JP2004003481A JP 2004003481 A JP2004003481 A JP 2004003481A JP 2003138258 A JP2003138258 A JP 2003138258A JP 2003138258 A JP2003138258 A JP 2003138258A JP 2004003481 A JP2004003481 A JP 2004003481A
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JP
Japan
Prior art keywords
nozzle
nozzle box
box
inlet
segment
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.)
Pending
Application number
JP2003138258A
Other languages
English (en)
Japanese (ja)
Other versions
JP2004003481A5 (https=
Inventor
Thomas J Farineau
トマス・ジョセフ・ファリノウ
Michael T Hamlin
マイケル・トマス・ハムリン
Robert W Hausler
ロバート・ウォルター・ハウスラー
Charles T O'clair
チャールズ・ティー・オクレア
Mark E Braaten
マーク・エドワード・ブラーテン
Dennis R Ahl
デニス・ロジャー・アール
James Rollins Maughan
ジェームズ・ロリンズ・モーガン
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of JP2004003481A publication Critical patent/JP2004003481A/ja
Publication of JP2004003481A5 publication Critical patent/JP2004003481A5/ja
Pending legal-status Critical Current

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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
    • F01D9/00—Stators
    • 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
    • F01D25/246—Fastening of diaphragms or stator-rings
    • 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
    • F01D9/047—Nozzle boxes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2003138258A 2002-05-17 2003-05-16 ３６０度吐出ノズルを特徴とする蒸気タービンのノズルボックス Pending JP2004003481A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/147,041 US6631858B1 (en) 2002-05-17 2002-05-17 Two-piece steam turbine nozzle box featuring a 360-degree discharge nozzle

Publications (2)

Publication Number Publication Date
JP2004003481A true JP2004003481A (ja) 2004-01-08
JP2004003481A5 JP2004003481A5 (https=) 2006-06-29

Family

ID=28791080

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003138258A Pending JP2004003481A (ja) 2002-05-17 2003-05-16 ３６０度吐出ノズルを特徴とする蒸気タービンのノズルボックス

Country Status (4)

Country Link
US (1) US6631858B1 (https=)
JP (1) JP2004003481A (https=)
KR (1) KR20030089488A (https=)
RU (1) RU2311538C2 (https=)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6754956B1 (en) * 2002-12-04 2004-06-29 General Electric Company Methods for manufacturing a nozzle box assembly for a steam turbine
US7207773B2 (en) 2005-02-16 2007-04-24 General Electric Company Steam turbine nozzle box
US7331754B2 (en) * 2005-10-18 2008-02-19 General Electric Company Optimized nozzle box steam path
RU2307254C1 (ru) * 2006-02-20 2007-09-27 Открытое Акционерное Общество "Теплоэнергосервис-ЭК" (ОАО "Теплоэнергосервис-ЭК") Сопловая коробка для высокотемпературного цилиндра паровой турбины
US7713023B2 (en) * 2006-09-06 2010-05-11 General Electric Company Steam turbine nozzle box and methods of fabricating
JP4869370B2 (ja) * 2009-03-13 2012-02-08 株式会社東芝 軸流タービンの蒸気導入部構造体および軸流タービン
US8443893B1 (en) 2009-05-04 2013-05-21 John W. Finger Cleaning apparatus for a wellhead assembly and method of use thereof
US8342009B2 (en) 2011-05-10 2013-01-01 General Electric Company Method for determining steampath efficiency of a steam turbine section with internal leakage
USD678195S1 (en) * 2011-07-03 2013-03-19 Triveni Turbine Limited Steam casing of extraction cum condensing turbine
USD714216S1 (en) * 2011-07-22 2014-09-30 Triveni Turbine Limited Nozzle chest of a steam turbine
US9359913B2 (en) 2013-02-27 2016-06-07 General Electric Company Steam turbine inner shell assembly with common grooves
EP2837770B8 (en) * 2013-08-14 2016-09-14 General Electric Technology GmbH Full arc admission steam turbine
KR101625794B1 (ko) * 2015-04-06 2016-05-30 두산중공업 주식회사 터빈용 노즐박스
EP3967846B1 (en) 2020-09-10 2024-04-03 General Electric Technology GmbH Nozzle segment, steam turbine with diaphragm of multiple nozzle segments and method for assembly thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4025229A (en) * 1975-11-14 1977-05-24 Turbodyne Corporation (Steam Turbine Div.) Diaphragm with cast nozzle blocks and method of construction thereof
SU954574A1 (ru) * 1981-01-28 1982-08-30 Предприятие П/Я В-2285 Устройство креплени соплового аппарата турбины
US6071073A (en) * 1998-05-14 2000-06-06 Dresser-Rand Company Method of fabricating a turbine inlet casing and the turbine inlet casing
AU1242500A (en) * 1998-11-05 2000-05-29 Elliott Turbomachinery Co., Inc. Individually replaceable and reversile insertable steam turbine nozzle
US6196793B1 (en) * 1999-01-11 2001-03-06 General Electric Company Nozzle box
DE59907932D1 (de) * 1999-02-04 2004-01-15 Alstom Switzerland Ltd Dampfturbine

Also Published As

Publication number Publication date
US6631858B1 (en) 2003-10-14
RU2311538C2 (ru) 2007-11-27
KR20030089488A (ko) 2003-11-21

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