JPH11511222A - 蒸気タービンの低圧タービン部の冷却方法および装置 - Google Patents
蒸気タービンの低圧タービン部の冷却方法および装置Info
- Publication number
- JPH11511222A JPH11511222A JP9509685A JP50968597A JPH11511222A JP H11511222 A JPH11511222 A JP H11511222A JP 9509685 A JP9509685 A JP 9509685A JP 50968597 A JP50968597 A JP 50968597A JP H11511222 A JPH11511222 A JP H11511222A
- Authority
- JP
- Japan
- Prior art keywords
- coolant
- steam
- low
- pressure turbine
- water
- 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.)
- Granted
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
- F01D19/00—Starting of machines or engines; Regulating, controlling, or safety means in connection therewith
- F01D19/02—Starting of machines or engines; Regulating, controlling, or safety means in connection therewith dependent on temperature of component parts, e.g. of turbine-casing
-
- 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
- F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
-
- 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
- F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
- F01D21/04—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position
- F01D21/06—Shutting-down
-
- 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
- F05D2240/00—Components
- F05D2240/10—Stators
-
- 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
- F05D2260/97—Reducing windage losses
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)
- Control Of Turbines (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.水・蒸気循環路(12)に接続されている蒸気タービン(1)の低圧タービ ン部(2)を特に無負荷運転の際に冷却材(K′)が貫流し、その冷却材(K′ )として蒸気タービン(1)に後置接続されている復水器(4)から取り出され た復水(K)が利用され、その冷却材(K′)の少なくとも一つの部分流(t1 、t3)が低圧タービン部(2)の貫流後に水・蒸気循環路(12)に放熱して まず冷却され、それから水・蒸気循環路(12)に再び導入される蒸気タービン のタービン低圧部の冷却方法。 2.冷却材(K′)が低圧タービン部(2)の一つあるいは各案内羽根(24) を貫流することを特徴とする請求項1記載の方法。 3.冷却材(K′)が低圧タービン部(2)の内側ハウジング(26)の内部に 設けられた通路を貫流することを特徴とする請求項1又は2記載の方法。 4.冷却材(K′)が独立した冷却回路(52)内を導かれ、低圧タービン部( 2)の貫流後に復水器(4)に戻されることを特徴とする請求項1ないし3のい ずれか1つに記載の方法。 5.加熱された冷却材(K′)の最終温度(TK')を調整するために冷却材流( t1)が調整されることを特徴とする請求項1ないし4のいずれか1つに記載の 方法。 6.水・蒸気循環路(12)に接続されている蒸気タービン(1)の低圧タービ ン部(2)が、蒸気タービン(1)に後置接続されている復水器(4)の流出側 に接続されている復水(K′)の冷却材配管(22、22′)に接続され、この 冷却材配管(22、22′)の流れ方向において低圧タービン部(2)の下流に 熱交換器(16、16′)の一次側が接続され、その二次側が復水(K′)に含 まれる熱を伝達するために水・蒸気循環路(12)に接続されていることを特徴 とする蒸気タービンの低圧タービン部の冷却装置。 7.冷却材配管(22、22′)が復水器(4)のホットウェル(6)に接続さ れていることを特徴とする請求項6記載の装置。 8.冷却材配管(22)が水・蒸気循環路(12)に接続されている復水ポンプ (10)の吐出側に接続されていることを特徴とする請求項6又は7記載の装置 。 9.冷却材配管(22′)に循環ポンプ(40)が接続されていることを特徴と する請求項6又は7記載の装置。 10.冷却の際に加熱された冷却材(K′)の最終温度(TK')を調整するため の手段が設けられていることを特徴とする請求項6ないし9のいずれか1つに記 載の装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19532199 | 1995-08-31 | ||
DE19532199.5 | 1995-08-31 | ||
PCT/DE1996/001506 WO1997008431A1 (de) | 1995-08-31 | 1996-08-12 | Verfahren und vorrichtung zur kühlung einer niederdruck-teilturbine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH11511222A true JPH11511222A (ja) | 1999-09-28 |
JP3866288B2 JP3866288B2 (ja) | 2007-01-10 |
Family
ID=7770948
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50968597A Expired - Lifetime JP3866288B2 (ja) | 1995-08-31 | 1996-08-12 | 蒸気タービンの低圧タービン部の冷却方法および装置 |
Country Status (12)
Country | Link |
---|---|
US (1) | US6094914A (ja) |
EP (1) | EP0847482B1 (ja) |
JP (1) | JP3866288B2 (ja) |
KR (1) | KR100437922B1 (ja) |
CN (1) | CN1076075C (ja) |
DE (1) | DE59608085D1 (ja) |
ES (1) | ES2166909T3 (ja) |
IN (1) | IN187336B (ja) |
RU (1) | RU2160368C2 (ja) |
TW (1) | TW312727B (ja) |
UA (1) | UA44799C2 (ja) |
WO (1) | WO1997008431A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013170544A (ja) * | 2012-02-22 | 2013-09-02 | Mitsubishi Heavy Ind Ltd | 発電プラントおよびその運転方法 |
JP2014505192A (ja) * | 2010-09-29 | 2014-02-27 | ゼネラル・エレクトリック・カンパニイ | 膨張器を冷却するためのシステムおよび方法 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19926949B4 (de) | 1999-06-14 | 2011-01-05 | Alstom | Kühlungsanordnung für Schaufeln einer Gasturbine |
EP1152125A1 (de) * | 2000-05-05 | 2001-11-07 | Siemens Aktiengesellschaft | Verfahren und Vorrichtung zur Kühlung eines Einström-Wellenbereichs einer Dampfturbine |
ITTO20050281A1 (it) * | 2005-04-27 | 2006-10-28 | Ansaldo Energia Spa | Impianto a turbina provvisto di un prelievo di vapore e di un sistema per raffreddare una sezione di turbina disposta a valle di tale prelievo |
EP2620604A1 (de) * | 2012-01-25 | 2013-07-31 | Siemens Aktiengesellschaft | Verfahren zur Steuerung eines Abkühlungsprozesses von Turbinenkomponenten |
RU2540213C1 (ru) * | 2013-07-18 | 2015-02-10 | Открытое акционерное общество "Научно-производственное объединение по исследованию и проектированию энергетического оборудования им. И.И. Ползунова" (ОАО "НПО ЦКТИ") | Часть низкого давления паровой турбины |
JP6682619B2 (ja) | 2016-03-30 | 2020-04-15 | 三菱重工業株式会社 | プラント、及びその運転方法 |
CN107035439B (zh) * | 2017-06-27 | 2023-09-12 | 中国船舶重工集团公司第七�三研究所 | 一种凝汽式汽轮机后汽缸冷却系统 |
US10626843B2 (en) * | 2018-03-05 | 2020-04-21 | Job Freedman | Hybrid heat engine |
US11542838B2 (en) | 2020-09-03 | 2023-01-03 | Job E. Freedman | Hybrid heat engine system |
CN113153456B (zh) * | 2021-04-16 | 2023-05-12 | 西安交通大学 | 一种汽轮机静叶加热除湿试验系统 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH202313A (de) * | 1937-05-08 | 1939-01-15 | Oerlikon Maschf | Verfahren zur Kühlung leerlaufender Dampfturbinen. |
DE905137C (de) * | 1951-03-14 | 1954-02-25 | Huettenwerk Watenstedt Salzgit | Verfahren zur Bereitschaftshaltung von Dampfturbinen |
CH488098A (de) * | 1968-04-10 | 1970-03-31 | Licentia Gmbh | Einrichtung zur Kühlung der Flansche an den Gehäuseteilfugen von Sattdampf- oder Nassdampfturbinen |
JPS58140408A (ja) * | 1982-02-17 | 1983-08-20 | Hitachi Ltd | 蒸気タ−ビンの冷却装置 |
SU1084472A1 (ru) * | 1982-05-12 | 1984-04-07 | Белорусский Ордена Трудового Красного Знамени Политехнический Институт | Способ разгрузки теплофикационной паротурбинной установки со ступенчатым подогревом сетевой воды |
JPS5968504A (ja) * | 1982-10-13 | 1984-04-18 | Hitachi Ltd | ガスタ−ビン冷却媒体の熱回収システム |
SU1092288A1 (ru) * | 1983-02-07 | 1984-05-15 | Предприятие П/Я А-3513 | Цилиндр низкого давлени теплофикационной паровой турбины |
JPH04119303U (ja) * | 1991-04-09 | 1992-10-26 | 三菱重工業株式会社 | ノズル |
DE4129518A1 (de) * | 1991-09-06 | 1993-03-11 | Siemens Ag | Kuehlung einer niederbruck-dampfturbine im ventilationsbetrieb |
JPH05106406A (ja) * | 1991-10-21 | 1993-04-27 | Toshiba Corp | 蒸気タービンの冷却方法 |
JP2954797B2 (ja) * | 1992-10-05 | 1999-09-27 | 株式会社東芝 | 蒸気タ−ビンの強制冷却装置 |
DE4336143C2 (de) * | 1993-10-22 | 1995-11-16 | Erich Wuerzinger | Kühlverfahren für Turbomaschinen |
-
1996
- 1996-08-12 EP EP96934354A patent/EP0847482B1/de not_active Expired - Lifetime
- 1996-08-12 KR KR10-1998-0701420A patent/KR100437922B1/ko not_active IP Right Cessation
- 1996-08-12 WO PCT/DE1996/001506 patent/WO1997008431A1/de active IP Right Grant
- 1996-08-12 ES ES96934354T patent/ES2166909T3/es not_active Expired - Lifetime
- 1996-08-12 DE DE59608085T patent/DE59608085D1/de not_active Expired - Lifetime
- 1996-08-12 UA UA98021042A patent/UA44799C2/uk unknown
- 1996-08-12 JP JP50968597A patent/JP3866288B2/ja not_active Expired - Lifetime
- 1996-08-12 RU RU98105693/06A patent/RU2160368C2/ru active
- 1996-08-12 CN CN96196428A patent/CN1076075C/zh not_active Expired - Lifetime
- 1996-08-15 TW TW085109948A patent/TW312727B/zh active
- 1996-08-19 IN IN1472CA1996 patent/IN187336B/en unknown
-
1998
- 1998-03-02 US US09/033,142 patent/US6094914A/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014505192A (ja) * | 2010-09-29 | 2014-02-27 | ゼネラル・エレクトリック・カンパニイ | 膨張器を冷却するためのシステムおよび方法 |
JP2013170544A (ja) * | 2012-02-22 | 2013-09-02 | Mitsubishi Heavy Ind Ltd | 発電プラントおよびその運転方法 |
Also Published As
Publication number | Publication date |
---|---|
WO1997008431A1 (de) | 1997-03-06 |
US6094914A (en) | 2000-08-01 |
KR100437922B1 (ko) | 2004-08-16 |
JP3866288B2 (ja) | 2007-01-10 |
RU2160368C2 (ru) | 2000-12-10 |
DE59608085D1 (de) | 2001-12-06 |
EP0847482B1 (de) | 2001-10-31 |
ES2166909T3 (es) | 2002-05-01 |
CN1194025A (zh) | 1998-09-23 |
KR19990044185A (ko) | 1999-06-25 |
CN1076075C (zh) | 2001-12-12 |
IN187336B (ja) | 2002-03-30 |
UA44799C2 (uk) | 2002-03-15 |
TW312727B (ja) | 1997-08-11 |
EP0847482A1 (de) | 1998-06-17 |
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