JP5837204B2 - 蒸気タービンの温度補償のための方法 - Google Patents
蒸気タービンの温度補償のための方法 Download PDFInfo
- Publication number
- JP5837204B2 JP5837204B2 JP2014527568A JP2014527568A JP5837204B2 JP 5837204 B2 JP5837204 B2 JP 5837204B2 JP 2014527568 A JP2014527568 A JP 2014527568A JP 2014527568 A JP2014527568 A JP 2014527568A JP 5837204 B2 JP5837204 B2 JP 5837204B2
- Authority
- JP
- Japan
- Prior art keywords
- steam
- housing
- outer housing
- sealing
- space
- 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 - Fee Related
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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
-
- 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
- F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
-
- 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
- F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
- F01D25/26—Double casings; Measures against temperature strain in casings
-
- 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
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
- F01K7/16—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type
- F01K7/165—Controlling means specially adapted therefor
-
- 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)
- Turbine Rotor Nozzle Sealing (AREA)
Description
2 外側ハウジング
3 内側ハウジング
4 ロータ
5 回転軸線
6 空間
7 シール領域
8 外側スペース
9 内側スペース
10 シーリング蒸気開口部
11 ベーパーエキストラクタ
12 シーリング蒸気シール
13 流入開口部
14 シーリング蒸気ライン
16 分岐ライン
17 弁
Claims (4)
- 外側ハウジング(2)と、前記外側ハウジング(2)の内側に配置されている内側ハウジング(3)と、前記内側ハウジング(3)の内側に回転可能に取り付けられているロータ(4)とを含む蒸気タービン(1)であって、
前記内側ハウジング(3)と前記外側ハウジング(2)との間に空間(6)が形成されており、
前記外側ハウジング(2)と前記ロータ(4)との間にシーリング蒸気シール(12)が形成されており、
前記シーリング蒸気シール(12)が、シーリング蒸気ライン(14)に流体接続されているシーリング蒸気開口部(10)を有しており、
前記外側ハウジング(2)が、前記空間(6)内にシーリング蒸気を導入するための流入開口部(13)を有しており、
前記流入開口部(13)が、前記シーリング蒸気ライン(14)に流体接続されている、蒸気タービン(1)。 - 前記シーリング蒸気ライン(14)が、前記流入開口部(13)に流体接続される分岐ライン(16)を有する、請求項1に記載の蒸気タービン(1)。
- 前記分岐ライン(16)が、弁(17)を含む、請求項2に記載の蒸気タービン(1)。
- 蒸気タービンがシャットダウンされたときに、前記蒸気タービン(1)のハウジングの変形を回避するための方法であって、
内側ハウジング(3)と、前記内側ハウジング(3)を取り囲む外側ハウジング(2)との間に形成されている空間(6)において、前記外側ハウジング(2)の開口部(13)を介して前記空間(6)内へシーリング蒸気を導入することによって、前記空間(6)内の媒体内に乱流が誘発され、
前記シーリング蒸気が、シーリング蒸気シール(12)にシーリング蒸気を供給するシーリング蒸気ライン(14)から逸らされている、方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP11180026A EP2565401A1 (de) | 2011-09-05 | 2011-09-05 | Verfahren zur Temperaturausgleichung in einer Dampfturbine |
EP11180026.4 | 2011-09-05 | ||
PCT/EP2012/065215 WO2013034377A1 (de) | 2011-09-05 | 2012-08-03 | Verfahren zur temperaturausgleichung in einer dampfturbine |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015097255A Division JP5996717B2 (ja) | 2011-09-05 | 2015-05-12 | 蒸気タービンの温度補償のための方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014525538A JP2014525538A (ja) | 2014-09-29 |
JP5837204B2 true JP5837204B2 (ja) | 2015-12-24 |
Family
ID=46642506
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014527568A Expired - Fee Related JP5837204B2 (ja) | 2011-09-05 | 2012-08-03 | 蒸気タービンの温度補償のための方法 |
JP2015097255A Expired - Fee Related JP5996717B2 (ja) | 2011-09-05 | 2015-05-12 | 蒸気タービンの温度補償のための方法 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015097255A Expired - Fee Related JP5996717B2 (ja) | 2011-09-05 | 2015-05-12 | 蒸気タービンの温度補償のための方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9416684B2 (ja) |
EP (2) | EP2565401A1 (ja) |
JP (2) | JP5837204B2 (ja) |
CN (1) | CN103764956B (ja) |
WO (1) | WO2013034377A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106194284B (zh) * | 2016-07-22 | 2017-07-28 | 东方电气集团东方汽轮机有限公司 | 一种汽轮机夹层蒸汽参数调整及运行的方法 |
US11181041B2 (en) * | 2017-02-02 | 2021-11-23 | General Electric Company | Heat recovery steam generator with electrical heater system and method |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2815645A (en) * | 1955-03-01 | 1957-12-10 | Gen Electric | Super-critical pressure elastic fluid turbine |
JP3051560B2 (ja) | 1992-04-09 | 2000-06-12 | 三菱重工業株式会社 | 蒸気タービンにおける外車室上下半部間温度差の低減方法及び装置 |
ATE228203T1 (de) | 1997-09-26 | 2002-12-15 | Siemens Ag | Gehäuse für eine strömungsmaschine |
EP1105623B1 (de) | 1998-08-18 | 2003-05-28 | Siemens Aktiengesellschaft | Turbinengehäuse |
JP2003148109A (ja) | 2001-11-12 | 2003-05-21 | Mitsubishi Heavy Ind Ltd | 蒸気タービン車室の変形量調整装置 |
JP2003254010A (ja) | 2002-03-01 | 2003-09-10 | Mitsubishi Heavy Ind Ltd | 蒸気タービン車室 |
JP2003328702A (ja) | 2002-05-14 | 2003-11-19 | Mitsubishi Heavy Ind Ltd | 蒸気タービンの内部強制冷却システム |
DE50312764D1 (de) * | 2003-03-06 | 2010-07-15 | Siemens Ag | Verfahren zur Kühlung einer Strömungsmaschine und Strömungsmaschine dafür |
JP4488787B2 (ja) * | 2003-04-30 | 2010-06-23 | 株式会社東芝 | 蒸気タービンプラントおよびその中圧タービンの冷却方法 |
US7003956B2 (en) | 2003-04-30 | 2006-02-28 | Kabushiki Kaisha Toshiba | Steam turbine, steam turbine plant and method of operating a steam turbine in a steam turbine plant |
JP4509664B2 (ja) * | 2003-07-30 | 2010-07-21 | 株式会社東芝 | 蒸気タービン発電設備 |
DE502004010299D1 (de) * | 2004-08-23 | 2009-12-10 | Siemens Ag | Dampfabführung zur kühlung der aussengehäuse in einer dampfturbine |
US20060233634A1 (en) * | 2005-04-18 | 2006-10-19 | General Electric Company | Method of indicating sealing steam temperature and related apparatus |
EP1998014A3 (de) * | 2007-02-26 | 2008-12-31 | Siemens Aktiengesellschaft | Verfahren zum Betreiben einer mehrstufigen Dampfturbine |
ATE533922T1 (de) * | 2007-08-31 | 2011-12-15 | Siemens Ag | Sicherheitskonzept für eine dampfturbine |
JP5433183B2 (ja) | 2008-08-07 | 2014-03-05 | 株式会社東芝 | 蒸気タービンおよび蒸気タービンプラントシステム |
EP2261464A1 (de) * | 2009-06-09 | 2010-12-15 | Siemens Aktiengesellschaft | Turbomaschine |
US8545166B2 (en) * | 2010-07-28 | 2013-10-01 | General Electric Company | System and method for controlling leak steam to steam seal header for improving steam turbine performance |
EP2431570A1 (de) * | 2010-09-16 | 2012-03-21 | Siemens Aktiengesellschaft | Dampfturbine mit einem Schubausgleichskolben und Nassdampfabsperrung |
-
2011
- 2011-09-05 EP EP11180026A patent/EP2565401A1/de not_active Withdrawn
-
2012
- 2012-08-03 WO PCT/EP2012/065215 patent/WO2013034377A1/de active Application Filing
- 2012-08-03 US US14/241,273 patent/US9416684B2/en active Active
- 2012-08-03 EP EP12745820.6A patent/EP2723996B1/de active Active
- 2012-08-03 CN CN201280043198.0A patent/CN103764956B/zh not_active Expired - Fee Related
- 2012-08-03 JP JP2014527568A patent/JP5837204B2/ja not_active Expired - Fee Related
-
2015
- 2015-05-12 JP JP2015097255A patent/JP5996717B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN103764956B (zh) | 2015-11-25 |
JP2014525538A (ja) | 2014-09-29 |
US9416684B2 (en) | 2016-08-16 |
WO2013034377A1 (de) | 2013-03-14 |
US20140366538A1 (en) | 2014-12-18 |
JP5996717B2 (ja) | 2016-09-21 |
CN103764956A (zh) | 2014-04-30 |
JP2015148232A (ja) | 2015-08-20 |
EP2723996A1 (de) | 2014-04-30 |
EP2723996B1 (de) | 2019-10-16 |
EP2565401A1 (de) | 2013-03-06 |
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