DE59905336D1 - METHOD AND DEVICE FOR COOLING A LOW-PRESSURE STAGE OF A STEAM TURBINE - Google Patents
METHOD AND DEVICE FOR COOLING A LOW-PRESSURE STAGE OF A STEAM TURBINEInfo
- Publication number
- DE59905336D1 DE59905336D1 DE59905336T DE59905336T DE59905336D1 DE 59905336 D1 DE59905336 D1 DE 59905336D1 DE 59905336 T DE59905336 T DE 59905336T DE 59905336 T DE59905336 T DE 59905336T DE 59905336 D1 DE59905336 D1 DE 59905336D1
- Authority
- DE
- Germany
- Prior art keywords
- cooling
- low
- steam turbine
- pressure stage
- stage
- 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.)
- Expired - Lifetime
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K13/00—General layout or general methods of operation of complete plants
- F01K13/02—Controlling, e.g. stopping or starting
- F01K13/025—Cooling the interior by injection during idling or stand-by
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Control Of Turbines (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823251A DE19823251C1 (en) | 1998-05-26 | 1998-05-26 | Steam turbine low-pressure stage cooling method e.g. for power station turbines |
PCT/DE1999/001493 WO1999061758A2 (en) | 1998-05-26 | 1999-05-19 | Method and device for cooling a low-pressure stage of a steam turbine |
Publications (1)
Publication Number | Publication Date |
---|---|
DE59905336D1 true DE59905336D1 (en) | 2003-06-05 |
Family
ID=7868810
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19823251A Expired - Fee Related DE19823251C1 (en) | 1998-05-26 | 1998-05-26 | Steam turbine low-pressure stage cooling method e.g. for power station turbines |
DE59905336T Expired - Lifetime DE59905336D1 (en) | 1998-05-26 | 1999-05-19 | METHOD AND DEVICE FOR COOLING A LOW-PRESSURE STAGE OF A STEAM TURBINE |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19823251A Expired - Fee Related DE19823251C1 (en) | 1998-05-26 | 1998-05-26 | Steam turbine low-pressure stage cooling method e.g. for power station turbines |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1090208B1 (en) |
JP (1) | JP4253128B2 (en) |
CN (1) | CN1119506C (en) |
DE (2) | DE19823251C1 (en) |
WO (1) | WO1999061758A2 (en) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1152125A1 (en) * | 2000-05-05 | 2001-11-07 | Siemens Aktiengesellschaft | Method and apparatus for the cooling of the inlet part of the axis of a steam turbine |
EP1154123A1 (en) | 2000-05-10 | 2001-11-14 | Siemens Aktiengesellschaft | Method of cooling the shaft of a high pressure steam turbine |
EP1630362A1 (en) * | 2004-08-23 | 2006-03-01 | Siemens Aktiengesellschaft | Steam turbine with extraction of steam through hollow stator vanes |
ITTO20050281A1 (en) * | 2005-04-27 | 2006-10-28 | Ansaldo Energia Spa | TURBINE SYSTEM PROVIDED WITH A STEAM EXTRACTION AND A SYSTEM TO COOL A TURBINE SECTION AVAILABLE IN THE VALLEY OF THIS COLLECTION |
EP1998014A3 (en) | 2007-02-26 | 2008-12-31 | Siemens Aktiengesellschaft | Method for operating a multi-stage steam turbine |
DE102008033402A1 (en) * | 2008-07-16 | 2010-01-21 | Siemens Aktiengesellschaft | Steam turbine plant and method for operating a steam turbine |
JP5866819B2 (en) | 2011-06-27 | 2016-02-24 | 株式会社Ihi | Waste heat generator |
EP2620604A1 (en) * | 2012-01-25 | 2013-07-31 | Siemens Aktiengesellschaft | Method for controlling a cooling down process of turbine components |
EP2657467A1 (en) * | 2012-04-27 | 2013-10-30 | Siemens Aktiengesellschaft | Forced cooling for steam turbine assemblies |
US9719372B2 (en) * | 2012-05-01 | 2017-08-01 | General Electric Company | Gas turbomachine including a counter-flow cooling system and method |
EP2918788A1 (en) * | 2014-03-12 | 2015-09-16 | Siemens Aktiengesellschaft | Method for cooling a steam turbine |
JP6479386B2 (en) * | 2014-09-26 | 2019-03-06 | 株式会社東芝 | Steam turbine |
PL232314B1 (en) | 2016-05-06 | 2019-06-28 | Gen Electric | Fluid-flow machine equipped with the clearance adjustment system |
US10309246B2 (en) | 2016-06-07 | 2019-06-04 | General Electric Company | Passive clearance control system for gas turbomachine |
KR101907741B1 (en) * | 2016-06-27 | 2018-10-12 | 두산중공업 주식회사 | Apparatus of windage Loss protection of steam turbines |
US10392944B2 (en) | 2016-07-12 | 2019-08-27 | General Electric Company | Turbomachine component having impingement heat transfer feature, related turbomachine and storage medium |
US10605093B2 (en) | 2016-07-12 | 2020-03-31 | General Electric Company | Heat transfer device and related turbine airfoil |
CN107035439B (en) * | 2017-06-27 | 2023-09-12 | 中国船舶重工集团公司第七�三研究所 | Rear cylinder cooling system of condensing steam turbine |
CN107524478B (en) * | 2017-07-18 | 2024-05-28 | 华电电力科学研究院有限公司 | Low-pressure cylinder cooling device for extraction and condensation back system and application thereof |
CN108952844A (en) * | 2018-07-13 | 2018-12-07 | 哈尔滨汽轮机厂有限责任公司 | A kind of 200MW super-pressure back pressure turbine |
CN109736904B (en) * | 2019-03-08 | 2024-02-27 | 张黎明 | Temperature control system and method for eliminating expansion difference and deformation of low-pressure cylinder |
CN110439635A (en) * | 2019-06-05 | 2019-11-12 | 上海发电设备成套设计研究院有限责任公司 | For the linear leaf cooling system and method under the operation of steamer machine-cut cylinder |
CN111677569B (en) * | 2020-05-30 | 2024-10-01 | 中国大唐集团科学技术研究院有限公司火力发电技术研究院 | Low-pressure cylinder cooling system after steam turbine low-pressure cylinder steam inlet is cut entirely |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3173654A (en) * | 1962-03-14 | 1965-03-16 | Burns & Roe Inc | Temperature control of turbine blades on spinning reserve turbines |
JPS58117306A (en) * | 1981-12-29 | 1983-07-12 | Hitachi Ltd | Combined plant |
DE4129518A1 (en) * | 1991-09-06 | 1993-03-11 | Siemens Ag | COOLING A LOW-BRIDGE STEAM TURBINE IN VENTILATION OPERATION |
JP2990985B2 (en) * | 1992-12-16 | 1999-12-13 | 富士電機株式会社 | Steam turbine blade temperature rise prevention device |
-
1998
- 1998-05-26 DE DE19823251A patent/DE19823251C1/en not_active Expired - Fee Related
-
1999
- 1999-05-19 JP JP2000551126A patent/JP4253128B2/en not_active Expired - Fee Related
- 1999-05-19 EP EP99936273A patent/EP1090208B1/en not_active Expired - Lifetime
- 1999-05-19 CN CN99807563A patent/CN1119506C/en not_active Expired - Fee Related
- 1999-05-19 WO PCT/DE1999/001493 patent/WO1999061758A2/en active IP Right Grant
- 1999-05-19 DE DE59905336T patent/DE59905336D1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO1999061758A2 (en) | 1999-12-02 |
JP2002516946A (en) | 2002-06-11 |
DE19823251C1 (en) | 1999-07-08 |
CN1306600A (en) | 2001-08-01 |
CN1119506C (en) | 2003-08-27 |
JP4253128B2 (en) | 2009-04-08 |
EP1090208A2 (en) | 2001-04-11 |
WO1999061758A3 (en) | 2000-01-13 |
EP1090208B1 (en) | 2003-05-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |