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FR2928179B1 - Dispositif et procede pour refroidir la section de cuve d'une turbine a double-flux - Google Patents

Dispositif et procede pour refroidir la section de cuve d'une turbine a double-flux Download PDF

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Publication number
FR2928179B1
FR2928179B1 FR0951094A FR0951094A FR2928179B1 FR 2928179 B1 FR2928179 B1 FR 2928179B1 FR 0951094 A FR0951094 A FR 0951094A FR 0951094 A FR0951094 A FR 0951094A FR 2928179 B1 FR2928179 B1 FR 2928179B1
Authority
FR
France
Prior art keywords
cooling
double
flow turbine
tank section
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.)
Active
Application number
FR0951094A
Other languages
English (en)
Other versions
FR2928179A1 (fr
Inventor
Flor Del Carmen Rivas
William Thomas Parry
Jon Paul James Cronier
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 Technology GmbH
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 FR2928179A1 publication Critical patent/FR2928179A1/fr
Application granted granted Critical
Publication of FR2928179B1 publication Critical patent/FR2928179B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • 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
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/085—Heating, heat-insulating or cooling means cooling fluid circulating inside the rotor
    • 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/232—Heat transfer, e.g. cooling characterized by the cooling medium

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR0951094A 2008-02-28 2009-02-19 Dispositif et procede pour refroidir la section de cuve d'une turbine a double-flux Active FR2928179B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12038892 2008-02-28
US12/038,892 US8317458B2 (en) 2008-02-28 2008-02-28 Apparatus and method for double flow turbine tub region cooling

Publications (2)

Publication Number Publication Date
FR2928179A1 FR2928179A1 (fr) 2009-09-04
FR2928179B1 true FR2928179B1 (fr) 2018-08-31

Family

ID=40911490

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0951094A Active FR2928179B1 (fr) 2008-02-28 2009-02-19 Dispositif et procede pour refroidir la section de cuve d'une turbine a double-flux

Country Status (5)

Country Link
US (1) US8317458B2 (fr)
JP (1) JP5735730B2 (fr)
DE (1) DE102009003526B4 (fr)
FR (1) FR2928179B1 (fr)
RU (1) RU2486345C2 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8414252B2 (en) * 2010-01-04 2013-04-09 General Electric Company Method and apparatus for double flow turbine first stage cooling
US20130142638A1 (en) * 2010-05-28 2013-06-06 Teruhiko Ohbo Radial flow steam turbine
US8657562B2 (en) * 2010-11-19 2014-02-25 General Electric Company Self-aligning flow splitter for steam turbine
US8888437B2 (en) 2011-10-19 2014-11-18 General Electric Company Dual-flow steam turbine with steam cooling
US11118479B2 (en) * 2019-12-11 2021-09-14 General Electric Company Stress mitigating arrangement for working fluid dam in turbine system

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3291447A (en) * 1965-02-15 1966-12-13 Gen Electric Steam turbine rotor cooling
US3321179A (en) * 1965-09-13 1967-05-23 Caterpillar Tractor Co Gas turbine engines
US3429557A (en) * 1966-06-30 1969-02-25 Gen Electric Steam turbine rotor cooling arrangement
JPS5650084B2 (fr) * 1972-04-26 1981-11-26
SU802569A1 (ru) * 1979-03-07 1981-02-07 Харьковский Филиал Центральногоконструкторского Бюро Главэнерго-Pemohta Способ работы теплофикационнойТуРбиНы
GB2081392B (en) * 1980-08-06 1983-09-21 Rolls Royce Turbomachine seal
DE3209506A1 (de) * 1982-03-16 1983-09-22 Kraftwerk Union AG, 4330 Mülheim Axial beaufschlagte dampfturbine, insbesondere in zweiflutiger ausfuehrung
DE3427528C1 (de) * 1984-07-26 1985-08-22 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Einrichtung zur Regelung des Entnahmedrucks einer Entnahme-Kondensationsturbine
US4776765A (en) * 1985-07-29 1988-10-11 General Electric Company Means and method for reducing solid particle erosion in turbines
JPS63205403A (ja) * 1987-02-20 1988-08-24 Toshiba Corp 蒸気タ−ビンの内部冷却装置
JPS643202A (en) * 1987-06-26 1989-01-09 Toshiba Corp Cooling device for steam turbine
US4961310A (en) * 1989-07-03 1990-10-09 General Electric Company Single shaft combined cycle turbine
US5024579A (en) * 1990-07-18 1991-06-18 Westinghouse Electric Corp. Fully floating inlet flow guide for double-flow low pressure steam turbines
JPH0734808A (ja) * 1993-07-26 1995-02-03 Mitsubishi Heavy Ind Ltd 蒸気タービン
JP2895363B2 (ja) * 1993-09-27 1999-05-24 三菱重工業株式会社 蒸気タービンロータ冷却装置
US5593273A (en) * 1994-03-28 1997-01-14 General Electric Co. Double flow turbine with axial adjustment and replaceable steam paths and methods of assembly
DE19620828C1 (de) * 1996-05-23 1997-09-04 Siemens Ag Turbinenwelle sowie Verfahren zur Kühlung einer Turbinenwelle
US6077035A (en) * 1998-03-27 2000-06-20 Pratt & Whitney Canada Corp. Deflector for controlling entry of cooling air leakage into the gaspath of a gas turbine engine
EP1452688A1 (fr) * 2003-02-05 2004-09-01 Siemens Aktiengesellschaft Rotor pour une turbine à vapeur, procédé et utilisation de refroidissement d'un tel rotor
US6910864B2 (en) * 2003-09-03 2005-06-28 General Electric Company Turbine bucket airfoil cooling hole location, style and configuration
US6945749B2 (en) * 2003-09-12 2005-09-20 Siemens Westinghouse Power Corporation Turbine blade platform cooling system
US7357618B2 (en) * 2005-05-25 2008-04-15 General Electric Company Flow splitter for steam turbines
US20070065273A1 (en) * 2005-09-22 2007-03-22 General Electric Company Methods and apparatus for double flow turbine first stage cooling
RU2299332C1 (ru) * 2005-10-27 2007-05-20 Виктор Семенович Шаргородский Двухпоточный цилиндр паротурбинной установки
US7322789B2 (en) * 2005-11-07 2008-01-29 General Electric Company Methods and apparatus for channeling steam flow to turbines
US20100038917A1 (en) * 2008-08-15 2010-02-18 General Electric Company Steam turbine clutch and method for disengagement of steam turbine from generator

Also Published As

Publication number Publication date
DE102009003526A1 (de) 2009-09-03
DE102009003526B4 (de) 2020-03-19
RU2009107292A (ru) 2010-09-10
RU2486345C2 (ru) 2013-06-27
JP5735730B2 (ja) 2015-06-17
FR2928179A1 (fr) 2009-09-04
US20090217673A1 (en) 2009-09-03
JP2009203984A (ja) 2009-09-10
US8317458B2 (en) 2012-11-27

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Owner name: GENERAL ELECTRIC TECHNOLOGY GMBH, CH

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