FR2927941A1 - Ailette de turbine a vapeur pour section basse pression - Google Patents

Ailette de turbine a vapeur pour section basse pression Download PDF

Info

Publication number
FR2927941A1
FR2927941A1 FR0951093A FR0951093A FR2927941A1 FR 2927941 A1 FR2927941 A1 FR 2927941A1 FR 0951093 A FR0951093 A FR 0951093A FR 0951093 A FR0951093 A FR 0951093A FR 2927941 A1 FR2927941 A1 FR 2927941A1
Authority
FR
France
Prior art keywords
fin
radial position
steam turbine
last stage
turbine
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.)
Withdrawn
Application number
FR0951093A
Other languages
English (en)
French (fr)
Inventor
Alan R Demania
Amir Mujezinovic
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 FR2927941A1 publication Critical patent/FR2927941A1/fr
Withdrawn legal-status Critical Current

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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C14/00—Alloys based on titanium
    • 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
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • 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
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/10—Metals, alloys or intermetallic compounds
    • F05D2300/11—Iron
    • 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
    • F05D2300/12—Light metals
    • F05D2300/121—Aluminium
    • 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
    • F05D2300/13—Refractory metals, i.e. Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, W
    • 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
    • F05D2300/13—Refractory metals, i.e. Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, W
    • F05D2300/131—Molybdenum
    • 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
    • F05D2300/13—Refractory metals, i.e. Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, W
    • F05D2300/132—Chromium
    • 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
    • F05D2300/16—Other metals not provided for in groups F05D2300/11 - F05D2300/15
    • F05D2300/1614—Tin

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR0951093A 2008-02-26 2009-02-19 Ailette de turbine a vapeur pour section basse pression Withdrawn FR2927941A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/037,346 US20090214345A1 (en) 2008-02-26 2008-02-26 Low pressure section steam turbine bucket

Publications (1)

Publication Number Publication Date
FR2927941A1 true FR2927941A1 (fr) 2009-08-28

Family

ID=40896887

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0951093A Withdrawn FR2927941A1 (fr) 2008-02-26 2009-02-19 Ailette de turbine a vapeur pour section basse pression

Country Status (5)

Country Link
US (1) US20090214345A1 (ru)
JP (1) JP2009216089A (ru)
DE (1) DE102009003523A1 (ru)
FR (1) FR2927941A1 (ru)
RU (1) RU2009106608A (ru)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8096775B2 (en) * 2008-09-08 2012-01-17 General Electric Company Steam turbine rotating blade for a low pressure section of a steam turbine engine
US8100657B2 (en) * 2008-09-08 2012-01-24 General Electric Company Steam turbine rotating blade for a low pressure section of a steam turbine engine
US8075272B2 (en) * 2008-10-14 2011-12-13 General Electric Company Steam turbine rotating blade for a low pressure section of a steam turbine engine
JP5558095B2 (ja) * 2009-12-28 2014-07-23 株式会社東芝 タービン動翼翼列および蒸気タービン
US8708639B2 (en) 2010-10-11 2014-04-29 The Coca-Cola Company Turbine bucket shroud tail
US8591185B2 (en) * 2010-11-16 2013-11-26 General Electric Company Low pressure exhaust gas diffuser for a steam turbine
US9267218B2 (en) 2011-09-02 2016-02-23 General Electric Company Protective coating for titanium last stage buckets
KR101336938B1 (ko) * 2011-11-03 2013-12-04 한국기계연구원 고성형성을 가지는 타이타늄합금
US10215032B2 (en) 2012-10-29 2019-02-26 General Electric Company Blade having a hollow part span shroud
US9328619B2 (en) 2012-10-29 2016-05-03 General Electric Company Blade having a hollow part span shroud
JP6124621B2 (ja) * 2013-02-28 2017-05-10 三菱日立パワーシステムズ株式会社 タービン動翼
FR3027921A1 (fr) * 2014-10-31 2016-05-06 Snecma Alliages a base de titane presentant des proprietes mecaniques ameliorees
US10221699B2 (en) * 2015-12-28 2019-03-05 General Electric Company Shrouded turbine rotor blades
EP3269924A1 (de) * 2016-07-14 2018-01-17 Siemens Aktiengesellschaft Läuferwelle und verfahren zum herstellen einer läuferwelle

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2278041A (en) * 1939-10-23 1942-03-31 Allis Chalmers Mfg Co Turbine blade shroud
US3527544A (en) * 1968-12-12 1970-09-08 Gen Motors Corp Cooled blade shroud
US3588278A (en) * 1969-03-21 1971-06-28 Westinghouse Electric Corp Blade structure for an axial flow elastic fluid utilizing machine
US4451205A (en) * 1982-02-22 1984-05-29 United Technologies Corporation Rotor blade assembly
US4643645A (en) * 1984-07-30 1987-02-17 General Electric Company Stage for a steam turbine
US5257908A (en) * 1991-11-15 1993-11-02 Ortolano Ralph J Turbine lashing structure
US5351395A (en) 1992-12-30 1994-10-04 General Electric Company Process for producing turbine bucket with water droplet erosion protection
JP3034417B2 (ja) * 1994-02-18 2000-04-17 株式会社東芝 軸流タービンの動翼制振装置
JP3315800B2 (ja) * 1994-02-22 2002-08-19 株式会社日立製作所 蒸気タービン発電プラント及び蒸気タービン
US5393200A (en) 1994-04-04 1995-02-28 General Electric Co. Bucket for the last stage of turbine
EP0852164B1 (en) * 1995-09-13 2002-12-11 Kabushiki Kaisha Toshiba Method for manufacturing titanium alloy turbine blades and titanium alloy turbine blades
WO1999013200A1 (fr) * 1997-09-05 1999-03-18 Hitachi, Ltd. Turbine a vapeur
JP2000045704A (ja) * 1998-07-31 2000-02-15 Toshiba Corp 蒸気タービン
US6030178A (en) * 1998-09-14 2000-02-29 General Electric Co. Axial entry dovetail segment for securing a closure bucket to a turbine wheel and methods of installation
JP4316168B2 (ja) * 2001-08-30 2009-08-19 株式会社東芝 蒸気タービン動翼の翼材料および形状の選定方法と蒸気タービン
US6739837B2 (en) * 2002-04-16 2004-05-25 United Technologies Corporation Bladed rotor with a tiered blade to hub interface
US7195455B2 (en) * 2004-08-17 2007-03-27 General Electric Company Application of high strength titanium alloys in last stage turbine buckets having longer vane lengths
US7758311B2 (en) * 2006-10-12 2010-07-20 General Electric Company Part span shrouded fan blisk
US7753652B2 (en) * 2006-12-15 2010-07-13 Siemens Energy, Inc. Aero-mixing of rotating blade structures
JP4713509B2 (ja) * 2007-01-26 2011-06-29 株式会社日立製作所 タービン動翼
US8118557B2 (en) * 2009-03-25 2012-02-21 General Electric Company Steam turbine rotating blade of 52 inch active length for steam turbine low pressure application

Also Published As

Publication number Publication date
US20090214345A1 (en) 2009-08-27
RU2009106608A (ru) 2010-08-27
JP2009216089A (ja) 2009-09-24
DE102009003523A1 (de) 2009-08-27

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Legal Events

Date Code Title Description
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Effective date: 20121031