DE102009003526B4 - Vorrichtung und Verfahren zur Kühlung des Einlaufbereichs einer Zweistromturbine - Google Patents
Vorrichtung und Verfahren zur Kühlung des Einlaufbereichs einer Zweistromturbine Download PDFInfo
- Publication number
- DE102009003526B4 DE102009003526B4 DE102009003526.5A DE102009003526A DE102009003526B4 DE 102009003526 B4 DE102009003526 B4 DE 102009003526B4 DE 102009003526 A DE102009003526 A DE 102009003526A DE 102009003526 B4 DE102009003526 B4 DE 102009003526B4
- Authority
- DE
- Germany
- Prior art keywords
- turbine
- generator
- annulus
- stage
- rotor
- 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
Links
Images
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/038,892 US8317458B2 (en) | 2008-02-28 | 2008-02-28 | Apparatus and method for double flow turbine tub region cooling |
| US12/038,892 | 2008-02-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE102009003526A1 DE102009003526A1 (de) | 2009-09-03 |
| DE102009003526B4 true DE102009003526B4 (de) | 2020-03-19 |
Family
ID=40911490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE102009003526.5A Active DE102009003526B4 (de) | 2008-02-28 | 2009-02-23 | Vorrichtung und Verfahren zur Kühlung des Einlaufbereichs einer Zweistromturbine |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8317458B2 (enExample) |
| JP (1) | JP5735730B2 (enExample) |
| DE (1) | DE102009003526B4 (enExample) |
| FR (1) | FR2928179B1 (enExample) |
| RU (1) | RU2486345C2 (enExample) |
Families Citing this family (5)
| 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 |
| EP2578800A1 (en) * | 2010-05-28 | 2013-04-10 | 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 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63205403A (ja) * | 1987-02-20 | 1988-08-24 | Toshiba Corp | 蒸気タ−ビンの内部冷却装置 |
| EP1452688A1 (de) * | 2003-02-05 | 2004-09-01 | Siemens Aktiengesellschaft | Dampfturbinenrotor sowie Verfahren und Verwendung einer aktiven Kühlung eines Dampfturbinenrotors |
| US6945749B2 (en) * | 2003-09-12 | 2005-09-20 | Siemens Westinghouse Power Corporation | Turbine blade platform cooling system |
| US20060269397A1 (en) * | 2005-05-25 | 2006-11-30 | Burdgick Steven S | 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 |
| US7322789B2 (en) * | 2005-11-07 | 2008-01-29 | General Electric Company | Methods and apparatus for channeling steam flow to turbines |
Family Cites Families (20)
| 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 (enExample) * | 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 |
| 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 |
| US6910864B2 (en) * | 2003-09-03 | 2005-06-28 | General Electric Company | Turbine bucket airfoil cooling hole location, style and configuration |
| RU2299332C1 (ru) * | 2005-10-27 | 2007-05-20 | Виктор Семенович Шаргородский | Двухпоточный цилиндр паротурбинной установки |
| US20100038917A1 (en) * | 2008-08-15 | 2010-02-18 | General Electric Company | Steam turbine clutch and method for disengagement of steam turbine from generator |
-
2008
- 2008-02-28 US US12/038,892 patent/US8317458B2/en active Active
-
2009
- 2009-02-19 FR FR0951094A patent/FR2928179B1/fr active Active
- 2009-02-23 DE DE102009003526.5A patent/DE102009003526B4/de active Active
- 2009-02-26 JP JP2009043295A patent/JP5735730B2/ja active Active
- 2009-02-27 RU RU2009107292/06A patent/RU2486345C2/ru not_active IP Right Cessation
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63205403A (ja) * | 1987-02-20 | 1988-08-24 | Toshiba Corp | 蒸気タ−ビンの内部冷却装置 |
| EP1452688A1 (de) * | 2003-02-05 | 2004-09-01 | Siemens Aktiengesellschaft | Dampfturbinenrotor sowie Verfahren und Verwendung einer aktiven Kühlung eines Dampfturbinenrotors |
| US6945749B2 (en) * | 2003-09-12 | 2005-09-20 | Siemens Westinghouse Power Corporation | Turbine blade platform cooling system |
| US20060269397A1 (en) * | 2005-05-25 | 2006-11-30 | Burdgick Steven S | 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 |
| 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 |
|---|---|
| RU2009107292A (ru) | 2010-09-10 |
| JP2009203984A (ja) | 2009-09-10 |
| DE102009003526A1 (de) | 2009-09-03 |
| FR2928179B1 (fr) | 2018-08-31 |
| RU2486345C2 (ru) | 2013-06-27 |
| US8317458B2 (en) | 2012-11-27 |
| FR2928179A1 (fr) | 2009-09-04 |
| US20090217673A1 (en) | 2009-09-03 |
| JP5735730B2 (ja) | 2015-06-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R012 | Request for examination validly filed | ||
| R016 | Response to examination communication | ||
| R018 | Grant decision by examination section/examining division | ||
| R020 | Patent grant now final | ||
| R081 | Change of applicant/patentee |
Owner name: GENERAL ELECTRIC TECHNOLOGY GMBH, CH Free format text: FORMER OWNER: GENERAL ELECTRIC CO., SCHENECTADY, N.Y., US |
|
| R082 | Change of representative |