PL3967846T3 - Segment dyszy, turbina parowa z membraną z wielu segmentów dysz i sposób ich montażu - Google Patents

Segment dyszy, turbina parowa z membraną z wielu segmentów dysz i sposób ich montażu

Info

Publication number
PL3967846T3
PL3967846T3 PL20195499.7T PL20195499T PL3967846T3 PL 3967846 T3 PL3967846 T3 PL 3967846T3 PL 20195499 T PL20195499 T PL 20195499T PL 3967846 T3 PL3967846 T3 PL 3967846T3
Authority
PL
Poland
Prior art keywords
diaphragm
assembly
steam turbine
nozzle
segments
Prior art date
Application number
PL20195499.7T
Other languages
English (en)
Inventor
Chris BULLOUGH
Rolf Doebler
Huascar LORINI
Steve OSGERBY
Simon Segat
Original Assignee
General Electric Technology Gmbh
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 Technology Gmbh filed Critical General Electric Technology Gmbh
Publication of PL3967846T3 publication Critical patent/PL3967846T3/pl

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
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • F01D5/288—Protective coatings for 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
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/042—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to 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
    • 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
    • F01D9/048—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector for radial admission
    • 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
    • F05D2220/00—Application
    • F05D2220/70—Application in combination with
    • F05D2220/72—Application in combination with a steam turbine
    • 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
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/37—Retaining components in desired mutual position by a press fit connection
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/10—Metals, alloys or intermetallic compounds
    • F05D2300/17—Alloys
    • F05D2300/171—Steel alloys
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/50—Intrinsic material properties or characteristics
    • F05D2300/502—Thermal properties
    • F05D2300/5021—Expansivity
    • F05D2300/50211—Expansivity similar
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
    • F05D2300/611—Coating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
PL20195499.7T 2020-09-10 2020-09-10 Segment dyszy, turbina parowa z membraną z wielu segmentów dysz i sposób ich montażu PL3967846T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20195499.7A EP3967846B1 (en) 2020-09-10 2020-09-10 Nozzle segment, steam turbine with diaphragm of multiple nozzle segments and method for assembly thereof

Publications (1)

Publication Number Publication Date
PL3967846T3 true PL3967846T3 (pl) 2024-07-01

Family

ID=72470289

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20195499.7T PL3967846T3 (pl) 2020-09-10 2020-09-10 Segment dyszy, turbina parowa z membraną z wielu segmentów dysz i sposób ich montażu

Country Status (7)

Country Link
US (1) US20230332514A1 (pl)
EP (1) EP3967846B1 (pl)
JP (1) JP7802768B2 (pl)
KR (1) KR20230065980A (pl)
CN (1) CN116034211B (pl)
PL (1) PL3967846T3 (pl)
WO (1) WO2022055865A1 (pl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7846579B2 (ja) * 2022-07-13 2026-04-15 本田技研工業株式会社 ラジアルタービンノズル及びその組立方法

Family Cites Families (28)

* Cited by examiner, † Cited by third party
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US4025229A (en) 1975-11-14 1977-05-24 Turbodyne Corporation (Steam Turbine Div.) Diaphragm with cast nozzle blocks and method of construction thereof
US4776765A (en) 1985-07-29 1988-10-11 General Electric Company Means and method for reducing solid particle erosion in turbines
JPS6355307A (ja) * 1986-07-16 1988-03-09 Kawasaki Heavy Ind Ltd タ−ビンダイヤフラムの製造方法
CH676735A5 (pl) 1988-08-03 1991-02-28 Asea Brown Boveri
JPH0711913A (ja) * 1993-06-22 1995-01-13 Fuji Electric Co Ltd タービン
US5807074A (en) 1995-02-03 1998-09-15 General Electric Co. Turbine nozzle diaphragm joint
JPH0959747A (ja) * 1995-08-25 1997-03-04 Hitachi Ltd 高強度耐熱鋳鋼，蒸気タービンケーシング，蒸気タービン発電プラント及び蒸気タービン
JPH09287402A (ja) * 1996-04-22 1997-11-04 Hitachi Ltd 蒸気タービン用ロータシャフト及び蒸気タービン発電プラントとその蒸気タービン
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
US20030103845A1 (en) 2001-11-30 2003-06-05 Hamlin Michael Thomas Steam turbine nozzle plate having 360 discharge
US6631858B1 (en) 2002-05-17 2003-10-14 General Electric Company Two-piece steam turbine nozzle box featuring a 360-degree discharge nozzle
US6754956B1 (en) 2002-12-04 2004-06-29 General Electric Company Methods for manufacturing a nozzle box assembly for a steam turbine
US20040120813A1 (en) * 2002-12-23 2004-06-24 General Electric Company Methods and apparatus for securing turbine nozzles
US20040258192A1 (en) * 2003-06-16 2004-12-23 General Electric Company Mitigation of steam turbine stress corrosion cracking
EP1541808A1 (de) * 2003-12-11 2005-06-15 Siemens Aktiengesellschaft Turbinenbauteil mit Wärmedämmschicht und Erosionsschutzschicht
WO2006048401A1 (de) 2004-11-02 2006-05-11 Alstom Technology Ltd Optimierte turbinenstufe einer turbinenanlage sowie auslegungsverfahren
US7207773B2 (en) 2005-02-16 2007-04-24 General Electric Company Steam turbine nozzle box
US20060245923A1 (en) 2005-04-27 2006-11-02 General Electric Company Arcuate nozzle segment and related method of manufacture
US20080102296A1 (en) 2006-10-26 2008-05-01 Farshad Ghasripoor Erosion resistant coatings and methods of making
CH701914A1 (de) 2009-09-30 2011-03-31 Alstom Technology Ltd Dampfturbine mit Entlastungsnut am Rotor im Bereich des Schubausgleichskolbens.
JP2013122227A (ja) * 2011-12-12 2013-06-20 Toshiba Corp シール装置及び蒸気タービン
US9249681B2 (en) * 2012-01-31 2016-02-02 United Technologies Corporation Fan case rub system
US9828866B2 (en) 2013-10-31 2017-11-28 General Electric Company Methods and systems for securing turbine nozzles
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JP2017190688A (ja) * 2016-04-12 2017-10-19 株式会社東芝 タービン部材、軸流タービン、およびタービン部材の製造方法
IT201700061762A1 (it) 2017-06-06 2018-12-06 Ansaldo Energia Spa Gruppo statorico per uno stadio di espansione radiale-assiale di turbina a vapore
KR102000350B1 (ko) * 2017-09-28 2019-07-15 두산중공업 주식회사 압축기 블레이드, 압축기 블레이드용 압축기 블레이드 댐퍼, 압축기 블레이드를 포함하는 압축기 및 이를 포함하는 가스 터빈
JP7015468B2 (ja) * 2018-01-12 2022-02-03 富士電機株式会社 蒸気タービン翼及びその製造方法

Also Published As

Publication number Publication date
KR20230065980A (ko) 2023-05-12
TW202210709A (zh) 2022-03-16
WO2022055865A1 (en) 2022-03-17
EP3967846B1 (en) 2024-04-03
JP7802768B2 (ja) 2026-01-20
EP3967846A1 (en) 2022-03-16
CN116034211B (zh) 2025-11-21
CN116034211A (zh) 2023-04-28
US20230332514A1 (en) 2023-10-19
JP2023540686A (ja) 2023-09-26

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