GB1359983A - Cooled guide blades for gas turbines - Google Patents
Cooled guide blades for gas turbinesInfo
- Publication number
- GB1359983A GB1359983A GB247973A GB247973A GB1359983A GB 1359983 A GB1359983 A GB 1359983A GB 247973 A GB247973 A GB 247973A GB 247973 A GB247973 A GB 247973A GB 1359983 A GB1359983 A GB 1359983A
- Authority
- GB
- United Kingdom
- Prior art keywords
- chamber
- duct
- exit
- trailing edge
- blade
- 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
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
- 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
-
- 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 |
---|---|---|---|
CH69972 | 1972-01-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1359983A true GB1359983A (en) | 1974-07-17 |
Family
ID=4193097
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB247973A Expired GB1359983A (en) | 1972-01-18 | 1973-01-17 | Cooled guide blades for gas turbines |
Country Status (11)
Country | Link |
---|---|
US (1) | US3807892A (fr) |
JP (1) | JPS5145726B2 (fr) |
BE (1) | BE794195A (fr) |
CA (1) | CA967095A (fr) |
CH (1) | CH547431A (fr) |
DE (1) | DE2202858C2 (fr) |
FR (1) | FR2168802A5 (fr) |
GB (1) | GB1359983A (fr) |
IT (1) | IT978243B (fr) |
NL (1) | NL164358C (fr) |
SE (1) | SE381311B (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2345942A (en) * | 1998-12-24 | 2000-07-26 | Rolls Royce Plc | Gas turbine engine blade cooling air system |
GB2366600A (en) * | 2000-09-09 | 2002-03-13 | Rolls Royce Plc | Cooling arrangement for trailing edge of aerofoil |
Families Citing this family (69)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH580750A5 (fr) * | 1974-07-17 | 1976-10-15 | Bbc Sulzer Turbomaschinen | |
CH582305A5 (fr) * | 1974-09-05 | 1976-11-30 | Bbc Sulzer Turbomaschinen | |
US4025226A (en) * | 1975-10-03 | 1977-05-24 | United Technologies Corporation | Air cooled turbine vane |
US4236870A (en) * | 1977-12-27 | 1980-12-02 | United Technologies Corporation | Turbine blade |
US4278400A (en) * | 1978-09-05 | 1981-07-14 | United Technologies Corporation | Coolable rotor blade |
JPS5540221A (en) * | 1978-09-14 | 1980-03-21 | Hitachi Ltd | Cooling structure of gas turbin blade |
US4303374A (en) * | 1978-12-15 | 1981-12-01 | General Electric Company | Film cooled airfoil body |
JPS6056883B2 (ja) * | 1979-02-28 | 1985-12-12 | 株式会社東芝 | ガスタ−ビンの動翼 |
GB2100807B (en) * | 1981-06-30 | 1984-08-01 | Rolls Royce | Turbine blade for gas turbine engines |
GB2163218B (en) * | 1981-07-07 | 1986-07-16 | Rolls Royce | Cooled vane or blade for a gas turbine engine |
US4474532A (en) * | 1981-12-28 | 1984-10-02 | United Technologies Corporation | Coolable airfoil for a rotary machine |
US4767268A (en) * | 1987-08-06 | 1988-08-30 | United Technologies Corporation | Triple pass cooled airfoil |
US4753575A (en) * | 1987-08-06 | 1988-06-28 | United Technologies Corporation | Airfoil with nested cooling channels |
US5030060A (en) * | 1988-10-20 | 1991-07-09 | The United States Of America As Represented By The Secretary Of The Air Force | Method and apparatus for cooling high temperature ceramic turbine blade portions |
FR2678318B1 (fr) * | 1991-06-25 | 1993-09-10 | Snecma | Aube refroidie de distributeur de turbine. |
FR2681095B1 (fr) * | 1991-09-05 | 1993-11-19 | Snecma | Distributeur de turbine carene. |
US5591002A (en) * | 1994-08-23 | 1997-01-07 | General Electric Co. | Closed or open air cooling circuits for nozzle segments with wheelspace purge |
US5634766A (en) * | 1994-08-23 | 1997-06-03 | General Electric Co. | Turbine stator vane segments having combined air and steam cooling circuits |
US5503529A (en) * | 1994-12-08 | 1996-04-02 | General Electric Company | Turbine blade having angled ejection slot |
US5536143A (en) * | 1995-03-31 | 1996-07-16 | General Electric Co. | Closed circuit steam cooled bucket |
US5741117A (en) * | 1996-10-22 | 1998-04-21 | United Technologies Corporation | Method for cooling a gas turbine stator vane |
JP3426902B2 (ja) * | 1997-03-11 | 2003-07-14 | 三菱重工業株式会社 | ガスタービン冷却静翼 |
US5902093A (en) * | 1997-08-22 | 1999-05-11 | General Electric Company | Crack arresting rotor blade |
WO1999054597A1 (fr) * | 1998-04-21 | 1999-10-28 | Siemens Aktiengesellschaft | Pale de turbine |
EP1099825A1 (fr) * | 1999-11-12 | 2001-05-16 | Siemens Aktiengesellschaft | Aube de turbine et sa méthode de production |
US6343911B1 (en) * | 2000-04-05 | 2002-02-05 | General Electric Company | Side wall cooling for nozzle segments for a gas turbine |
US6386825B1 (en) * | 2000-04-11 | 2002-05-14 | General Electric Company | Apparatus and methods for impingement cooling of a side wall of a turbine nozzle segment |
US6453557B1 (en) * | 2000-04-11 | 2002-09-24 | General Electric Company | Method of joining a vane cavity insert to a nozzle segment of a gas turbine |
US6419445B1 (en) * | 2000-04-11 | 2002-07-16 | General Electric Company | Apparatus for impingement cooling a side wall adjacent an undercut region of a turbine nozzle segment |
US6375415B1 (en) * | 2000-04-25 | 2002-04-23 | General Electric Company | Hook support for a closed circuit fluid cooled gas turbine nozzle stage segment |
US6439837B1 (en) * | 2000-06-27 | 2002-08-27 | General Electric Company | Nozzle braze backside cooling |
US6454526B1 (en) * | 2000-09-28 | 2002-09-24 | Siemens Westinghouse Power Corporation | Cooled turbine vane with endcaps |
US6508620B2 (en) * | 2001-05-17 | 2003-01-21 | Pratt & Whitney Canada Corp. | Inner platform impingement cooling by supply air from outside |
US6527514B2 (en) | 2001-06-11 | 2003-03-04 | Alstom (Switzerland) Ltd | Turbine blade with rub tolerant cooling construction |
US6634858B2 (en) * | 2001-06-11 | 2003-10-21 | Alstom (Switzerland) Ltd | Gas turbine airfoil |
FR2833298B1 (fr) * | 2001-12-10 | 2004-08-06 | Snecma Moteurs | Perfectionnements apportes au comportement thermique du bord de fuite d'une aube de turbine haute-pression |
CH695702A5 (de) * | 2002-01-15 | 2006-07-31 | Alstom Technology Ltd | Gasturbinenschaufelblatt. |
ATE291677T1 (de) | 2002-01-17 | 2005-04-15 | Siemens Ag | Turbinenschaufel mit einer heissgasplattform und einer lastplattform |
US6860108B2 (en) * | 2003-01-22 | 2005-03-01 | Mitsubishi Heavy Industries, Ltd. | Gas turbine tail tube seal and gas turbine using the same |
US6969233B2 (en) * | 2003-02-27 | 2005-11-29 | General Electric Company | Gas turbine engine turbine nozzle segment with a single hollow vane having a bifurcated cavity |
US6984101B2 (en) * | 2003-07-14 | 2006-01-10 | Siemens Westinghouse Power Corporation | Turbine vane plate assembly |
US6929445B2 (en) * | 2003-10-22 | 2005-08-16 | General Electric Company | Split flow turbine nozzle |
US7029228B2 (en) * | 2003-12-04 | 2006-04-18 | General Electric Company | Method and apparatus for convective cooling of side-walls of turbine nozzle segments |
EP1571295A1 (fr) * | 2004-03-01 | 2005-09-07 | ALSTOM Technology Ltd | Aube refroidie de turbine à gaz et procédé de refroidissement |
US7210906B2 (en) * | 2004-08-10 | 2007-05-01 | Pratt & Whitney Canada Corp. | Internally cooled gas turbine airfoil and method |
US7238003B2 (en) * | 2004-08-24 | 2007-07-03 | Pratt & Whitney Canada Corp. | Vane attachment arrangement |
US7189060B2 (en) * | 2005-01-07 | 2007-03-13 | Siemens Power Generation, Inc. | Cooling system including mini channels within a turbine blade of a turbine engine |
RU2425982C2 (ru) * | 2005-04-14 | 2011-08-10 | Альстом Текнолоджи Лтд | Лопатка газовой турбины |
US20090003987A1 (en) * | 2006-12-21 | 2009-01-01 | Jack Raul Zausner | Airfoil with improved cooling slot arrangement |
GB0813839D0 (en) | 2008-07-30 | 2008-09-03 | Rolls Royce Plc | An aerofoil and method for making an aerofoil |
ES2389034T3 (es) | 2009-05-19 | 2012-10-22 | Alstom Technology Ltd | Pala de turbina a gas con refrigeración mejorada |
US8500392B2 (en) * | 2009-10-01 | 2013-08-06 | Pratt & Whitney Canada Corp. | Sealing for vane segments |
US8616834B2 (en) * | 2010-04-30 | 2013-12-31 | General Electric Company | Gas turbine engine airfoil integrated heat exchanger |
US8777568B2 (en) * | 2010-09-30 | 2014-07-15 | General Electric Company | Apparatus and methods for cooling platform regions of turbine rotor blades |
US8840369B2 (en) * | 2010-09-30 | 2014-09-23 | General Electric Company | Apparatus and methods for cooling platform regions of turbine rotor blades |
US9145780B2 (en) | 2011-12-15 | 2015-09-29 | United Technologies Corporation | Gas turbine engine airfoil cooling circuit |
US9151164B2 (en) * | 2012-03-21 | 2015-10-06 | Pratt & Whitney Canada Corp. | Dual-use of cooling air for turbine vane and method |
WO2014009074A1 (fr) * | 2012-07-12 | 2014-01-16 | Siemens Aktiengesellschaft | Aube de turbine pour turbine à gaz |
US9359902B2 (en) | 2013-06-28 | 2016-06-07 | Siemens Energy, Inc. | Turbine airfoil with ambient cooling system |
RU2568763C2 (ru) * | 2014-01-30 | 2015-11-20 | Альстом Текнолоджи Лтд | Компонент газовой турбины |
US9771816B2 (en) * | 2014-05-07 | 2017-09-26 | General Electric Company | Blade cooling circuit feed duct, exhaust duct, and related cooling structure |
US20170234142A1 (en) * | 2016-02-17 | 2017-08-17 | General Electric Company | Rotor Blade Trailing Edge Cooling |
US10156146B2 (en) * | 2016-04-25 | 2018-12-18 | General Electric Company | Airfoil with variable slot decoupling |
KR101882104B1 (ko) * | 2016-12-20 | 2018-07-25 | 두산중공업 주식회사 | 가스터빈 |
US20200024967A1 (en) * | 2018-07-20 | 2020-01-23 | United Technologies Corporation | Airfoil having angled trailing edge slots |
US11028700B2 (en) * | 2018-11-09 | 2021-06-08 | Raytheon Technologies Corporation | Airfoil with cooling passage circuit through platforms and airfoil section |
EP3862537A1 (fr) | 2020-02-10 | 2021-08-11 | General Electric Company Polska sp. z o.o. | Tuyère de turbine refoidie et segment d'aube de guidage de turbine |
GB202117857D0 (en) * | 2021-12-10 | 2022-01-26 | Rolls Royce Plc | Vane assembly for a gas turbine engine |
CN115075891A (zh) * | 2022-05-29 | 2022-09-20 | 中国船舶重工集团公司第七0三研究所 | 一种压力侧排气的气冷涡轮导叶尾缘结构 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3017159A (en) * | 1956-11-23 | 1962-01-16 | Curtiss Wright Corp | Hollow blade construction |
US3533711A (en) * | 1966-02-26 | 1970-10-13 | Gen Electric | Cooled vane structure for high temperature turbines |
US3623825A (en) * | 1969-11-13 | 1971-11-30 | Avco Corp | Liquid-metal-filled rotor blade |
-
0
- BE BE794195D patent/BE794195A/fr not_active IP Right Cessation
-
1972
- 1972-01-18 CH CH69972A patent/CH547431A/xx not_active IP Right Cessation
- 1972-01-21 DE DE2202858A patent/DE2202858C2/de not_active Expired
-
1973
- 1973-01-16 NL NL7300634.A patent/NL164358C/xx not_active IP Right Cessation
- 1973-01-16 SE SE7300582A patent/SE381311B/xx unknown
- 1973-01-17 JP JP48007731A patent/JPS5145726B2/ja not_active Expired
- 1973-01-17 FR FR7301574A patent/FR2168802A5/fr not_active Expired
- 1973-01-17 GB GB247973A patent/GB1359983A/en not_active Expired
- 1973-01-17 CA CA161,496A patent/CA967095A/en not_active Expired
- 1973-01-18 IT IT19321/73A patent/IT978243B/it active
- 1973-01-18 US US00324779A patent/US3807892A/en not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2345942A (en) * | 1998-12-24 | 2000-07-26 | Rolls Royce Plc | Gas turbine engine blade cooling air system |
EP1013882A3 (fr) * | 1998-12-24 | 2001-12-05 | Rolls-Royce Plc | Circuit d'air de refroidissement pour une turbine à gaz |
US6357999B1 (en) | 1998-12-24 | 2002-03-19 | Rolls-Royce Plc | Gas turbine engine internal air system |
GB2345942B (en) * | 1998-12-24 | 2002-08-07 | Rolls Royce Plc | Gas turbine engine internal air system |
GB2366600A (en) * | 2000-09-09 | 2002-03-13 | Rolls Royce Plc | Cooling arrangement for trailing edge of aerofoil |
Also Published As
Publication number | Publication date |
---|---|
DE2202858C2 (de) | 1974-02-28 |
JPS4882210A (fr) | 1973-11-02 |
JPS5145726B2 (fr) | 1976-12-04 |
US3807892A (en) | 1974-04-30 |
BE794195A (fr) | 1973-07-18 |
CH547431A (de) | 1974-03-29 |
NL7300634A (fr) | 1973-07-20 |
CA967095A (en) | 1975-05-06 |
DE2202858B1 (de) | 1973-07-26 |
NL164358B (nl) | 1980-07-15 |
NL164358C (nl) | 1980-12-15 |
SE381311B (sv) | 1975-12-01 |
IT978243B (it) | 1974-09-20 |
FR2168802A5 (fr) | 1973-08-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PE20 | Patent expired after termination of 20 years |
Effective date: 19930115 |