DE102009025767A1 - Vorrichtung und Verfahren zur Kühlung der ersten Stufe einer Doppelflussturbine - Google Patents

Vorrichtung und Verfahren zur Kühlung der ersten Stufe einer Doppelflussturbine Download PDF

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Publication number
DE102009025767A1
DE102009025767A1 DE102009025767A DE102009025767A DE102009025767A1 DE 102009025767 A1 DE102009025767 A1 DE 102009025767A1 DE 102009025767 A DE102009025767 A DE 102009025767A DE 102009025767 A DE102009025767 A DE 102009025767A DE 102009025767 A1 DE102009025767 A1 DE 102009025767A1
Authority
DE
Germany
Prior art keywords
pressure
rotor
steam
turbine
nozzle
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.)
Ceased
Application number
DE102009025767A
Other languages
German (de)
English (en)
Inventor
Flor Del Carmen Rivas
Nestor Hernandez
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 DE102009025767A1 publication Critical patent/DE102009025767A1/de
Ceased 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
    • F01D3/00—Machines or engines with axial-thrust balancing effected by working-fluid
    • F01D3/02—Machines or engines with axial-thrust balancing effected by working-fluid characterised by having one fluid flow in one axial direction and another fluid flow in the opposite direction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/12—Cooling of plants
    • F02C7/16—Cooling of plants characterised by cooling medium
    • 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
    • F05D2260/2322—Heat transfer, e.g. cooling characterized by the cooling medium steam

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE102009025767A 2008-05-15 2009-05-07 Vorrichtung und Verfahren zur Kühlung der ersten Stufe einer Doppelflussturbine Ceased DE102009025767A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/120,862 2008-05-15
US12/120,862 US8096748B2 (en) 2008-05-15 2008-05-15 Apparatus and method for double flow turbine first stage cooling

Publications (1)

Publication Number Publication Date
DE102009025767A1 true DE102009025767A1 (de) 2009-11-19

Family

ID=41180662

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102009025767A Ceased DE102009025767A1 (de) 2008-05-15 2009-05-07 Vorrichtung und Verfahren zur Kühlung der ersten Stufe einer Doppelflussturbine

Country Status (5)

Country Link
US (1) US8096748B2 (https=)
JP (1) JP2009275703A (https=)
DE (1) DE102009025767A1 (https=)
FR (1) FR2931194A1 (https=)
RU (1) RU2482281C2 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110158819A1 (en) * 2009-12-30 2011-06-30 General Electric Company Internal reaction steam turbine cooling arrangement
US8888437B2 (en) 2011-10-19 2014-11-18 General Electric Company Dual-flow steam turbine with steam cooling
US9260968B2 (en) 2012-04-25 2016-02-16 General Electric Company Systems and methods for reconditioning turbine engines in power generation systems
US9702261B2 (en) 2013-12-06 2017-07-11 General Electric Company Steam turbine and methods of assembling the same

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5650084B2 (https=) * 1972-04-26 1981-11-26
JPS58155203A (ja) * 1982-03-12 1983-09-14 Toshiba Corp 蒸気タ−ビン
DE3209506A1 (de) * 1982-03-16 1983-09-22 Kraftwerk Union AG, 4330 Mülheim Axial beaufschlagte dampfturbine, insbesondere in zweiflutiger ausfuehrung
JPS58200001A (ja) * 1982-05-18 1983-11-21 Toshiba Corp 蒸気タ−ビンロ−タの冷却装置
JPS59155503A (ja) * 1983-02-24 1984-09-04 Toshiba Corp 軸流タ−ビンのロ−タ冷却装置
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
GB9210421D0 (en) 1992-05-15 1992-07-01 Gec Alsthom Ltd Turbine blade assembly
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
CN1106496C (zh) * 1996-06-21 2003-04-23 西门子公司 涡轮轴及其冷却方法
US6234746B1 (en) 1999-08-04 2001-05-22 General Electric Co. Apparatus and methods for cooling rotary components in a turbine
US6331097B1 (en) 1999-09-30 2001-12-18 General Electric Company Method and apparatus for purging turbine wheel cavities
US6364613B1 (en) 2000-08-15 2002-04-02 General Electric Company Hollow finger dovetail pin and method of bucket attachment using the same
US7040861B2 (en) 2004-03-04 2006-05-09 General Electric Company Method and apparatus for reducing self sealing flow in combined-cycle 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

Also Published As

Publication number Publication date
RU2482281C2 (ru) 2013-05-20
US8096748B2 (en) 2012-01-17
JP2009275703A (ja) 2009-11-26
US20090285670A1 (en) 2009-11-19
RU2009118336A (ru) 2010-11-20
FR2931194A1 (fr) 2009-11-20

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