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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 TURBINE

Info

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
Application number
DE59905336T
Other languages
German (de)
Inventor
Udo Gande
Dieter Mrosek
Hans-Joachim Endries
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of DE59905336D1 publication Critical patent/DE59905336D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01KSTEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K13/00General layout or general methods of operation of complete plants
    • F01K13/02Controlling, e.g. stopping or starting
    • F01K13/025Cooling the interior by injection during idling or stand-by
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08Cooling; Heating; Heat-insulation
    • F01D25/12Cooling
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00Application
    • F05D2220/30Application in turbines
    • F05D2220/31Application 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)
DE59905336T 1998-05-26 1999-05-19 METHOD AND DEVICE FOR COOLING A LOW-PRESSURE STAGE OF A STEAM TURBINE Expired - Lifetime DE59905336D1 (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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