EP1849960A3 - Aube de turbine ayant un passage interne de refroidissement - Google Patents
Aube de turbine ayant un passage interne de refroidissement Download PDFInfo
- Publication number
- EP1849960A3 EP1849960A3 EP07008241A EP07008241A EP1849960A3 EP 1849960 A3 EP1849960 A3 EP 1849960A3 EP 07008241 A EP07008241 A EP 07008241A EP 07008241 A EP07008241 A EP 07008241A EP 1849960 A3 EP1849960 A3 EP 1849960A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- wall surface
- side wall
- blade
- trailing edge
- cooling passage
- 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.)
- Withdrawn
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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
- F01D5/187—Convection cooling
-
- 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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/20—Specially-shaped blade tips to seal space between tips and stator
-
- 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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
- F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
-
- 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
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/221—Improvement of heat transfer
- F05D2260/2212—Improvement of heat transfer by creating turbulence
-
- 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
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/221—Improvement of heat transfer
- F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
- F05D2260/22141—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006122884A JP2007292006A (ja) | 2006-04-27 | 2006-04-27 | 内部に冷却通路を有するタービン翼 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1849960A2 EP1849960A2 (fr) | 2007-10-31 |
EP1849960A3 true EP1849960A3 (fr) | 2010-03-10 |
Family
ID=38007269
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP07008241A Withdrawn EP1849960A3 (fr) | 2006-04-27 | 2007-04-23 | Aube de turbine ayant un passage interne de refroidissement |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1849960A3 (fr) |
JP (1) | JP2007292006A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107366555B (zh) * | 2016-05-12 | 2022-03-08 | 通用电气公司 | 叶片以及涡轮转子叶片 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5436457B2 (ja) | 2008-03-07 | 2014-03-05 | アルストム テクノロジー リミテッド | ガスタービンのための翼 |
ES2542064T3 (es) * | 2008-03-28 | 2015-07-30 | Alstom Technology Ltd | Álabe de guía para una turbina de gas y turbina de gas con un álabe de guía de esta clase |
JP5189406B2 (ja) | 2008-05-14 | 2013-04-24 | 三菱重工業株式会社 | ガスタービン翼およびこれを備えたガスタービン |
EP2602439A1 (fr) * | 2011-11-21 | 2013-06-12 | Siemens Aktiengesellschaft | Composant de gaz chaud pouvant être refroidi pour une turbine à gaz |
US20140064983A1 (en) * | 2012-08-31 | 2014-03-06 | General Electric Company | Airfoil and method for manufacturing an airfoil |
US20150204237A1 (en) * | 2014-01-17 | 2015-07-23 | General Electric Company | Turbine blade and method for enhancing life of the turbine blade |
WO2015116338A1 (fr) | 2014-01-30 | 2015-08-06 | United Technologies Corporation | Configuration d'embase de refroidissement de bord de fuite pour une surface portante de moteur à turbine à gaz |
US10208604B2 (en) | 2016-04-27 | 2019-02-19 | United Technologies Corporation | Cooling features with three dimensional chevron geometry |
KR102114681B1 (ko) * | 2018-09-21 | 2020-05-25 | 두산중공업 주식회사 | 핀-핀 배열을 포함하는 터빈 블레이드 |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4278400A (en) * | 1978-09-05 | 1981-07-14 | United Technologies Corporation | Coolable rotor blade |
EP0032646A1 (fr) * | 1980-01-10 | 1981-07-29 | Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." | Aube de distributeur de turbine |
GB2112467A (en) * | 1981-12-28 | 1983-07-20 | United Technologies Corp | Coolable airfoil for a rotary machine |
JPH05156901A (ja) * | 1991-12-02 | 1993-06-22 | Hitachi Ltd | ガスタービン冷却静翼 |
JPH06137102A (ja) * | 1992-10-26 | 1994-05-17 | Mitsubishi Heavy Ind Ltd | ガスタービン中空動翼 |
US5538394A (en) * | 1993-12-28 | 1996-07-23 | Kabushiki Kaisha Toshiba | Cooled turbine blade for a gas turbine |
US5772397A (en) * | 1996-05-08 | 1998-06-30 | Alliedsignal Inc. | Gas turbine airfoil with aft internal cooling |
DE19807563A1 (de) * | 1997-02-25 | 1998-09-24 | Mitsubishi Heavy Ind Ltd | Kühlkonstruktion zum Kühlen einer Montageplatte für Antriebsschaufeln einer Gasturbine |
GB2349920A (en) * | 1999-05-10 | 2000-11-15 | Abb Alstom Power Ch Ag | Cooling arrangement for turbine blade |
EP1467065A2 (fr) * | 2003-04-08 | 2004-10-13 | United Technologies Corporation | Aube de turbine |
EP1538305A2 (fr) * | 2003-11-19 | 2005-06-08 | United Technologies Corporation | Aube comprenant un arrangement à densité variable d'entretoises au niveau du bord de fuite |
EP1674661A2 (fr) * | 2004-12-23 | 2006-06-28 | United Technologies Corporation | Passage de refroidissement d'une aube de turbine |
EP1715139A2 (fr) * | 2005-04-22 | 2006-10-25 | United Technologies Corporation | Refroidissement du bord de fuite d'une aube de turbine |
-
2006
- 2006-04-27 JP JP2006122884A patent/JP2007292006A/ja active Pending
-
2007
- 2007-04-23 EP EP07008241A patent/EP1849960A3/fr not_active Withdrawn
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4278400A (en) * | 1978-09-05 | 1981-07-14 | United Technologies Corporation | Coolable rotor blade |
EP0032646A1 (fr) * | 1980-01-10 | 1981-07-29 | Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." | Aube de distributeur de turbine |
GB2112467A (en) * | 1981-12-28 | 1983-07-20 | United Technologies Corp | Coolable airfoil for a rotary machine |
JPH05156901A (ja) * | 1991-12-02 | 1993-06-22 | Hitachi Ltd | ガスタービン冷却静翼 |
JPH06137102A (ja) * | 1992-10-26 | 1994-05-17 | Mitsubishi Heavy Ind Ltd | ガスタービン中空動翼 |
US5538394A (en) * | 1993-12-28 | 1996-07-23 | Kabushiki Kaisha Toshiba | Cooled turbine blade for a gas turbine |
US5772397A (en) * | 1996-05-08 | 1998-06-30 | Alliedsignal Inc. | Gas turbine airfoil with aft internal cooling |
DE19807563A1 (de) * | 1997-02-25 | 1998-09-24 | Mitsubishi Heavy Ind Ltd | Kühlkonstruktion zum Kühlen einer Montageplatte für Antriebsschaufeln einer Gasturbine |
GB2349920A (en) * | 1999-05-10 | 2000-11-15 | Abb Alstom Power Ch Ag | Cooling arrangement for turbine blade |
EP1467065A2 (fr) * | 2003-04-08 | 2004-10-13 | United Technologies Corporation | Aube de turbine |
EP1538305A2 (fr) * | 2003-11-19 | 2005-06-08 | United Technologies Corporation | Aube comprenant un arrangement à densité variable d'entretoises au niveau du bord de fuite |
EP1674661A2 (fr) * | 2004-12-23 | 2006-06-28 | United Technologies Corporation | Passage de refroidissement d'une aube de turbine |
EP1715139A2 (fr) * | 2005-04-22 | 2006-10-25 | United Technologies Corporation | Refroidissement du bord de fuite d'une aube de turbine |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107366555B (zh) * | 2016-05-12 | 2022-03-08 | 通用电气公司 | 叶片以及涡轮转子叶片 |
Also Published As
Publication number | Publication date |
---|---|
EP1849960A2 (fr) | 2007-10-31 |
JP2007292006A (ja) | 2007-11-08 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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17Q | First examination report despatched |
Effective date: 20100730 |
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AKX | Designation fees paid |
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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 |
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18D | Application deemed to be withdrawn |
Effective date: 20101210 |