CA994245A - Serpentine cooling channel construction for open-circuit liquid cooled turbine buckets - Google Patents
Serpentine cooling channel construction for open-circuit liquid cooled turbine bucketsInfo
- Publication number
- CA994245A CA994245A CA195,243A CA195243A CA994245A CA 994245 A CA994245 A CA 994245A CA 195243 A CA195243 A CA 195243A CA 994245 A CA994245 A CA 994245A
- Authority
- CA
- Canada
- Prior art keywords
- open
- cooling channel
- liquid cooled
- serpentine cooling
- cooled turbine
- 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
- F01D5/185—Liquid 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
- F05D2240/80—Platforms for stationary or moving blades
- F05D2240/81—Cooled platforms
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 |
---|---|---|---|
US00345538A US3849025A (en) | 1973-03-28 | 1973-03-28 | Serpentine cooling channel construction for open-circuit liquid cooled turbine buckets |
Publications (1)
Publication Number | Publication Date |
---|---|
CA994245A true CA994245A (en) | 1976-08-03 |
Family
ID=23355426
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA195,243A Expired CA994245A (en) | 1973-03-28 | 1974-03-18 | Serpentine cooling channel construction for open-circuit liquid cooled turbine buckets |
Country Status (8)
Country | Link |
---|---|
US (1) | US3849025A (en) |
JP (1) | JPS5025914A (en) |
CA (1) | CA994245A (en) |
DE (1) | DE2414397A1 (en) |
FR (1) | FR2223549B1 (en) |
GB (1) | GB1470322A (en) |
IT (1) | IT1005870B (en) |
NL (1) | NL7404171A (en) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5244994U (en) * | 1975-09-26 | 1977-03-30 | ||
US4017210A (en) * | 1976-02-19 | 1977-04-12 | General Electric Company | Liquid-cooled turbine bucket with integral distribution and metering system |
US4156582A (en) * | 1976-12-13 | 1979-05-29 | General Electric Company | Liquid cooled gas turbine buckets |
US4118145A (en) * | 1977-03-02 | 1978-10-03 | Westinghouse Electric Corp. | Water-cooled turbine blade |
JPS5477820A (en) * | 1977-12-02 | 1979-06-21 | Hitachi Ltd | Method of cooling gas turbine blade |
US4275990A (en) * | 1977-12-17 | 1981-06-30 | Rolls-Royce Limited | Disc channel for cooling rotor blade roots |
US4260336A (en) * | 1978-12-21 | 1981-04-07 | United Technologies Corporation | Coolant flow control apparatus for rotating heat exchangers with supercritical fluids |
US4543781A (en) * | 1981-06-17 | 1985-10-01 | Rice Ivan G | Annular combustor for gas turbine |
US4565490A (en) * | 1981-06-17 | 1986-01-21 | Rice Ivan G | Integrated gas/steam nozzle |
GB2163219B (en) * | 1981-10-31 | 1986-08-13 | Rolls Royce | Cooled turbine blade |
DE69505336T2 (en) | 1994-11-14 | 1999-03-04 | Nippon Catalytic Chem Ind | Process for the production of acrylic acid |
US5611662A (en) * | 1995-08-01 | 1997-03-18 | General Electric Co. | Impingement cooling for turbine stator vane trailing edge |
DE19705442A1 (en) * | 1997-02-13 | 1998-08-20 | Bmw Rolls Royce Gmbh | Turbine impeller disk with cooling air channels |
DE19713268B4 (en) * | 1997-03-29 | 2006-01-19 | Alstom | Chilled gas turbine blade |
US5967752A (en) * | 1997-12-31 | 1999-10-19 | General Electric Company | Slant-tier turbine airfoil |
US5971708A (en) * | 1997-12-31 | 1999-10-26 | General Electric Company | Branch cooled turbine airfoil |
EP1464393A1 (en) | 1999-02-19 | 2004-10-06 | Nippon Shokubai Co., Ltd. | Catalyst for producing phthalic anhydride |
JP3943284B2 (en) | 1999-05-27 | 2007-07-11 | 株式会社日本触媒 | Acrylic acid production method |
JP5134745B2 (en) | 2001-09-19 | 2013-01-30 | 株式会社日本触媒 | Acrylic acid production method |
US6923362B2 (en) * | 2002-09-30 | 2005-08-02 | The Curators Of University Of Missouri | Integral channels in metal components and fabrication thereof |
JP4813758B2 (en) | 2003-02-27 | 2011-11-09 | 株式会社日本触媒 | Composite oxide catalyst and method for producing acrylic acid using the same |
KR100497175B1 (en) | 2003-03-26 | 2005-06-23 | 주식회사 엘지화학 | Method for preparing catalysts for partial oxidation of propylene and iso-butylene |
US6955525B2 (en) * | 2003-08-08 | 2005-10-18 | Siemens Westinghouse Power Corporation | Cooling system for an outer wall of a turbine blade |
US7217088B2 (en) * | 2005-02-02 | 2007-05-15 | Siemens Power Generation, Inc. | Cooling fluid preheating system for an airfoil in a turbine engine |
US7744347B2 (en) * | 2005-11-08 | 2010-06-29 | United Technologies Corporation | Peripheral microcircuit serpentine cooling for turbine airfoils |
US8177506B2 (en) * | 2006-01-25 | 2012-05-15 | United Technologies Corporation | Microcircuit cooling with an aspect ratio of unity |
US7549843B2 (en) * | 2006-08-24 | 2009-06-23 | Siemens Energy, Inc. | Turbine airfoil cooling system with axial flowing serpentine cooling chambers |
US7722324B2 (en) * | 2006-09-05 | 2010-05-25 | United Technologies Corporation | Multi-peripheral serpentine microcircuits for high aspect ratio blades |
US8047788B1 (en) * | 2007-10-19 | 2011-11-01 | Florida Turbine Technologies, Inc. | Turbine airfoil with near-wall serpentine cooling |
US8118553B2 (en) * | 2009-03-20 | 2012-02-21 | Siemens Energy, Inc. | Turbine airfoil cooling system with dual serpentine cooling chambers |
US20110110772A1 (en) * | 2009-11-11 | 2011-05-12 | Arrell Douglas J | Turbine Engine Components with Near Surface Cooling Channels and Methods of Making the Same |
US8727704B2 (en) | 2010-09-07 | 2014-05-20 | Siemens Energy, Inc. | Ring segment with serpentine cooling passages |
US9109454B2 (en) | 2012-03-01 | 2015-08-18 | General Electric Company | Turbine bucket with pressure side cooling |
US9562439B2 (en) * | 2013-12-27 | 2017-02-07 | General Electric Company | Turbine nozzle and method for cooling a turbine nozzle of a gas turbine engine |
US10301946B2 (en) | 2016-10-26 | 2019-05-28 | General Electric Company | Partially wrapped trailing edge cooling circuits with pressure side impingements |
US10352176B2 (en) * | 2016-10-26 | 2019-07-16 | General Electric Company | Cooling circuits for a multi-wall blade |
US10450950B2 (en) | 2016-10-26 | 2019-10-22 | General Electric Company | Turbomachine blade with trailing edge cooling circuit |
US10233761B2 (en) | 2016-10-26 | 2019-03-19 | General Electric Company | Turbine airfoil trailing edge coolant passage created by cover |
US10450875B2 (en) | 2016-10-26 | 2019-10-22 | General Electric Company | Varying geometries for cooling circuits of turbine blades |
US10465521B2 (en) | 2016-10-26 | 2019-11-05 | General Electric Company | Turbine airfoil coolant passage created in cover |
US10273810B2 (en) | 2016-10-26 | 2019-04-30 | General Electric Company | Partially wrapped trailing edge cooling circuit with pressure side serpentine cavities |
US10598028B2 (en) | 2016-10-26 | 2020-03-24 | General Electric Company | Edge coupon including cooling circuit for airfoil |
US10309227B2 (en) | 2016-10-26 | 2019-06-04 | General Electric Company | Multi-turn cooling circuits for turbine blades |
US11566527B2 (en) | 2018-12-18 | 2023-01-31 | General Electric Company | Turbine engine airfoil and method of cooling |
US11814965B2 (en) | 2021-11-10 | 2023-11-14 | General Electric Company | Turbomachine blade trailing edge cooling circuit with turn passage having set of obstructions |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2888241A (en) * | 1954-06-09 | 1959-05-26 | Stalker Corp | Fabricated cooled turbine blades |
US2888243A (en) * | 1956-10-22 | 1959-05-26 | Pollock Robert Stephen | Cooled turbine blade |
US3220697A (en) * | 1963-08-30 | 1965-11-30 | Gen Electric | Hollow turbine or compressor vane |
US3370829A (en) * | 1965-12-20 | 1968-02-27 | Avco Corp | Gas turbine blade construction |
US3736071A (en) * | 1970-11-27 | 1973-05-29 | Gen Electric | Bucket tip/collection slot combination for open-circuit liquid-cooled gas turbines |
US3658439A (en) * | 1970-11-27 | 1972-04-25 | Gen Electric | Metering of liquid coolant in open-circuit liquid-cooled gas turbines |
-
1973
- 1973-03-28 US US00345538A patent/US3849025A/en not_active Expired - Lifetime
-
1974
- 1974-03-18 CA CA195,243A patent/CA994245A/en not_active Expired
- 1974-03-22 GB GB1282774A patent/GB1470322A/en not_active Expired
- 1974-03-22 IT IT49536/74A patent/IT1005870B/en active
- 1974-03-26 DE DE2414397A patent/DE2414397A1/en active Pending
- 1974-03-27 NL NL7404171A patent/NL7404171A/xx unknown
- 1974-03-28 FR FR7410763A patent/FR2223549B1/fr not_active Expired
- 1974-03-28 JP JP49034013A patent/JPS5025914A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US3849025A (en) | 1974-11-19 |
FR2223549A1 (en) | 1974-10-25 |
GB1470322A (en) | 1977-04-14 |
JPS5025914A (en) | 1975-03-18 |
IT1005870B (en) | 1976-09-30 |
NL7404171A (en) | 1974-10-01 |
FR2223549B1 (en) | 1979-10-12 |
DE2414397A1 (en) | 1974-10-17 |
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