EP2631436A3 - Dampfturbine - Google Patents

Dampfturbine Download PDF

Info

Publication number: EP2631436A3
Authority: EP; European Patent Office
Prior art keywords: outer casing; side outer; half side; turbine; rotor
Prior art date: 2012-02-24
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP13156130.0A

Other languages

English (en)

French (fr)

Other versions

EP2631436A2 (de

Inventor

Hiroshi Saeki

Tatsuro Uchida

Naoki Shibukawa

Kenichi Imai

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.)

Toshiba Corp

Original Assignee

Toshiba Corp

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.)

2012-02-24

Filing date

2013-02-21

Publication date

2017-12-13

2013-02-21 Application filed by Toshiba Corp filed Critical Toshiba Corp

2013-08-28 Publication of EP2631436A2 publication Critical patent/EP2631436A2/de

2017-12-13 Publication of EP2631436A3 publication Critical patent/EP2631436A3/de

Status Withdrawn legal-status Critical Current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
- F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
- F01D1/02—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines
- F01D1/04—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines traversed by the working-fluid substantially axially
- 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
- F01D25/30—Exhaust heads, chambers, or the like
- 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
- 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)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Turbine Rotor Nozzle Sealing (AREA)

EP13156130.0A 2012-02-24 2013-02-21 Dampfturbine Withdrawn EP2631436A3 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP2012038725A JP5606473B2 (ja)	2012-02-24	2012-02-24	蒸気タービン

Publications (2)

Publication Number	Publication Date
EP2631436A2 EP2631436A2 (de)	2013-08-28
EP2631436A3 true EP2631436A3 (de)	2017-12-13

Family

ID=47779857

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP13156130.0A Withdrawn EP2631436A3 (de)	2012-02-24	2013-02-21	Dampfturbine

Country Status (3)

Country	Link
US (1)	US20130224006A1 (de)
EP (1)	EP2631436A3 (de)
JP (1)	JP5606473B2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20130243564A1 (en) *	2012-03-14	2013-09-19	Prakash Bavanjibhai Dalsania	Exhaust diffuser for turbine
CN104213949B (zh) *	2014-08-15	2016-08-17	中国航空工业集团公司沈阳发动机设计研究所	一种燃气轮机排气蜗壳扩压流道
EP3054086B1 (de) *	2015-02-05	2017-09-13	General Electric Technology GmbH	Dampfturbinendiffusorkonfiguration
EP3265653B1 (de) *	2015-03-05	2019-05-15	Turboden S.p.A.	Turbine für organische rankine-kreisläufe mit axialem eingang und ausgang
EP3299592B1 (de) *	2016-09-21	2020-03-18	Doosan Skoda Power S.r.o.	Abdampfgehäuse für ein niederdruckdampfturbinensystem
RU2632354C1 (ru) *	2016-12-01	2017-10-04	Открытое акционерное общество "Научно-производственное объединение по исследованию и проектированию энергетического оборудования им. И.И. Ползунова" (ОАО "НПО ЦКТИ")	Двухпоточный цилиндр низкого давления паровой турбины
JP6847673B2 (ja) *	2017-01-17	2021-03-24	株式会社東芝	タービン排気室
JP6731359B2 (ja) *	2017-02-14	2020-07-29	三菱日立パワーシステムズ株式会社	排気ケーシング、及びこれを備える蒸気タービン
JP7093238B2 (ja) *	2018-06-18	2022-06-29	三菱重工業株式会社	蒸気タービン設備及びコンバインドサイクルプラント
JP7278903B2 (ja) *	2019-08-09	2023-05-22	株式会社東芝	タービン排気室
JP7433166B2 (ja) *	2020-08-17	2024-02-19	三菱重工業株式会社	蒸気タービン排気室及び蒸気タービン
US12338776B1 (en)	2023-12-22	2025-06-24	Ge Infrastructure Technology Llc	Fluid injection system and method for mitigating rotating stall in turbine engine
US12286888B1 (en) *	2023-12-22	2025-04-29	Ge Infrastructure Technology Llc	Mitigation of rotating stall in turbine section using outer flow control vanes
US12428973B2 (en)	2023-12-22	2025-09-30	Ge Infrastructure Technology Llc	Mitigation of rotating stall in turbine exhaust section using segmented auxiliary struts
US12221896B1 (en) *	2023-12-22	2025-02-11	Ge Infrastructure Technology Llc	Mitigation of rotating stall in turbine exhaust section using inner flow control vanes

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SU916770A1 (ru) *	1980-05-23	1982-03-30	Gudkov Eduard	Выхлопной патрубок части низкого давления паровой турбины 1
US5518366A (en) *	1994-06-13	1996-05-21	Westinghouse Electric Corporation	Exhaust system for a turbomachine
JP2006329148A (ja) *	2005-05-30	2006-12-07	Hitachi Ltd	タービン排気装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1812487A1 (de) *	1968-12-03	1970-08-13	Siemens Ag	Gehaeuseanordnung fuer Niederdruckteile von Dampfturbinen in vollstaendig geschweisster mehrschaliger Bauweise
JPS5520607U (de) *	1978-07-26	1980-02-08
US6261055B1 (en) *	1999-08-03	2001-07-17	Jerzy A. Owczarek	Exhaust flow diffuser for a steam turbine
JP3679960B2 (ja) *	2000-01-18	2005-08-03	三菱重工業株式会社	低圧蒸気タービンのケーシング構造
US6419448B1 (en) *	2000-03-20	2002-07-16	Jerzy A. Owczarek	Flow by-pass system for use in steam turbine exhaust hoods
JP3831617B2 (ja) *	2001-02-06	2006-10-11	三菱重工業株式会社	蒸気タービンの車室構造
JP2005233154A (ja) *	2004-02-23	2005-09-02	Toshiba Corp	蒸気タービン
JP4541950B2 (ja) *	2005-03-31	2010-09-08	株式会社日立製作所	タービン排気装置及びその改造方法
JP4619849B2 (ja) *	2005-03-31	2011-01-26	株式会社日立製作所	タービン排気装置

2012
- 2012-02-24 JP JP2012038725A patent/JP5606473B2/ja active Active
2013
- 2013-02-21 EP EP13156130.0A patent/EP2631436A3/de not_active Withdrawn
- 2013-02-21 US US13/773,032 patent/US20130224006A1/en not_active Abandoned

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SU916770A1 (ru) *	1980-05-23	1982-03-30	Gudkov Eduard	Выхлопной патрубок части низкого давления паровой турбины 1
US5518366A (en) *	1994-06-13	1996-05-21	Westinghouse Electric Corporation	Exhaust system for a turbomachine
JP2006329148A (ja) *	2005-05-30	2006-12-07	Hitachi Ltd	タービン排気装置

Also Published As

Publication number	Publication date
JP5606473B2 (ja)	2014-10-15
JP2013174160A (ja)	2013-09-05
US20130224006A1 (en)	2013-08-29
EP2631436A2 (de)	2013-08-28

Legal Events

Date	Code	Title	Description
2013-08-27	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2013-08-28	17P	Request for examination filed	Effective date: 20130221
2013-08-28	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2013-08-28	AX	Request for extension of the european patent	Extension state: BA ME
2017-11-10	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
2017-12-13	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2017-12-13	AX	Request for extension of the european patent	Extension state: BA ME
2017-12-13	RIC1	Information provided on ipc code assigned before grant	Ipc: F01D 25/30 20060101AFI20171108BHEP
2018-07-22	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2018-11-09	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2018-12-12	18D	Application deemed to be withdrawn	Effective date: 20180614

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