RU2482281C2 - Устройство и способ охлаждения первой ступени двухпоточной турбины - Google Patents

Устройство и способ охлаждения первой ступени двухпоточной турбины Download PDF

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Publication number
RU2482281C2
RU2482281C2 RU2009118336/06A RU2009118336A RU2482281C2 RU 2482281 C2 RU2482281 C2 RU 2482281C2 RU 2009118336/06 A RU2009118336/06 A RU 2009118336/06A RU 2009118336 A RU2009118336 A RU 2009118336A RU 2482281 C2 RU2482281 C2 RU 2482281C2
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RU
Russia
Prior art keywords
steam
flow
turbine
pressure
section
Prior art date
Application number
RU2009118336/06A
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English (en)
Russian (ru)
Other versions
RU2009118336A (ru
Inventor
Флор Дель Кармен РИВАС
Нестор ЭРНАНДЕС
Original Assignee
Дженерал Электрик Компани
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.)
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Application filed by Дженерал Электрик Компани filed Critical Дженерал Электрик Компани
Publication of RU2009118336A publication Critical patent/RU2009118336A/ru
Application granted granted Critical
Publication of RU2482281C2 publication Critical patent/RU2482281C2/ru

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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
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
RU2009118336/06A 2008-05-15 2009-05-14 Устройство и способ охлаждения первой ступени двухпоточной турбины RU2482281C2 (ru)

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 (2)

Publication Number Publication Date
RU2009118336A RU2009118336A (ru) 2010-11-20
RU2482281C2 true RU2482281C2 (ru) 2013-05-20

Family

ID=41180662

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2009118336/06A RU2482281C2 (ru) 2008-05-15 2009-05-14 Устройство и способ охлаждения первой ступени двухпоточной турбины

Country Status (5)

Country Link
US (1) US8096748B2 (cg-RX-API-DMAC7.html)
JP (1) JP2009275703A (cg-RX-API-DMAC7.html)
DE (1) DE102009025767A1 (cg-RX-API-DMAC7.html)
FR (1) FR2931194A1 (cg-RX-API-DMAC7.html)
RU (1) RU2482281C2 (cg-RX-API-DMAC7.html)

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

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3817654A (en) * 1972-04-26 1974-06-18 Hitachi Ltd Turbine rotor cooling mechanism
JPS58155203A (ja) * 1982-03-12 1983-09-14 Toshiba Corp 蒸気タ−ビン
JPS59155503A (ja) * 1983-02-24 1984-09-04 Toshiba Corp 軸流タ−ビンのロ−タ冷却装置
RU2182975C2 (ru) * 1996-06-21 2002-05-27 Сименс Акциенгезелльшафт Турбина, а также способ охлаждения турбины
RU2299332C1 (ru) * 2005-10-27 2007-05-20 Виктор Семенович Шаргородский Двухпоточный цилиндр паротурбинной установки

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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
US7322789B2 (en) * 2005-11-07 2008-01-29 General Electric Company Methods and apparatus for channeling steam flow to turbines

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3817654A (en) * 1972-04-26 1974-06-18 Hitachi Ltd Turbine rotor cooling mechanism
JPS58155203A (ja) * 1982-03-12 1983-09-14 Toshiba Corp 蒸気タ−ビン
JPS59155503A (ja) * 1983-02-24 1984-09-04 Toshiba Corp 軸流タ−ビンのロ−タ冷却装置
RU2182975C2 (ru) * 1996-06-21 2002-05-27 Сименс Акциенгезелльшафт Турбина, а также способ охлаждения турбины
RU2299332C1 (ru) * 2005-10-27 2007-05-20 Виктор Семенович Шаргородский Двухпоточный цилиндр паротурбинной установки

Also Published As

Publication number Publication date
DE102009025767A1 (de) 2009-11-19
US20090285670A1 (en) 2009-11-19
RU2009118336A (ru) 2010-11-20
US8096748B2 (en) 2012-01-17
JP2009275703A (ja) 2009-11-26
FR2931194A1 (fr) 2009-11-20

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MM4A The patent is invalid due to non-payment of fees

Effective date: 20140515