IT1005870B - Struttura di canali di raffredda mento a serpentina per palette di turbine a gas raffreddate in circui to aperto - Google Patents

Struttura di canali di raffredda mento a serpentina per palette di turbine a gas raffreddate in circui to aperto

Info

Publication number
IT1005870B
IT1005870B IT49536/74A IT4953674A IT1005870B IT 1005870 B IT1005870 B IT 1005870B IT 49536/74 A IT49536/74 A IT 49536/74A IT 4953674 A IT4953674 A IT 4953674A IT 1005870 B IT1005870 B IT 1005870B
Authority
IT
Italy
Prior art keywords
gas turbine
open circuit
turbine blades
cooling channels
cooled gas
Prior art date
Application number
IT49536/74A
Other languages
English (en)
Italian (it)
Original Assignee
Gen Electric
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of IT1005870B publication Critical patent/IT1005870B/it

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)
IT49536/74A 1973-03-28 1974-03-22 Struttura di canali di raffredda mento a serpentina per palette di turbine a gas raffreddate in circui to aperto IT1005870B (it)

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
IT1005870B true IT1005870B (it) 1976-09-30

Family

ID=23355426

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49536/74A IT1005870B (it) 1973-03-28 1974-03-22 Struttura di canali di raffredda mento a serpentina per palette di turbine a gas raffreddate in circui to aperto

Country Status (8)

Country Link
US (1) US3849025A (de)
JP (1) JPS5025914A (de)
CA (1) CA994245A (de)
DE (1) DE2414397A1 (de)
FR (1) FR2223549B1 (de)
GB (1) GB1470322A (de)
IT (1) IT1005870B (de)
NL (1) NL7404171A (de)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5244994U (de) * 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
ES2122423T3 (es) * 1994-11-14 1998-12-16 Nippon Catalytic Chem Ind Procedimiento para la produccion de acido acrilico.
US5611662A (en) * 1995-08-01 1997-03-18 General Electric Co. Impingement cooling for turbine stator vane trailing edge
DE19705442A1 (de) * 1997-02-13 1998-08-20 Bmw Rolls Royce Gmbh Turbinen-Laufradscheibe mit Kühlluftkanälen
DE19713268B4 (de) * 1997-03-29 2006-01-19 Alstom Gekühlte Gasturbinenschaufel
US5971708A (en) * 1997-12-31 1999-10-26 General Electric Company Branch cooled turbine airfoil
US5967752A (en) * 1997-12-31 1999-10-19 General Electric Company Slant-tier turbine airfoil
DE69928073T2 (de) 1999-02-19 2006-07-20 Nippon Shokubai Co., Ltd. Verfahren zur Herstellung von Acrylsäure und Verfahren zur Herstellung vom Katalysator
JP3943284B2 (ja) 1999-05-27 2007-07-11 株式会社日本触媒 アクリル酸の製造方法
JP5134745B2 (ja) 2001-09-19 2013-01-30 株式会社日本触媒 アクリル酸の製造方法
US6923362B2 (en) * 2002-09-30 2005-08-02 The Curators Of University Of Missouri Integral channels in metal components and fabrication thereof
JP4813758B2 (ja) 2003-02-27 2011-11-09 株式会社日本触媒 複合酸化物触媒およびそれを用いたアクリル酸の製造方法
KR100497175B1 (ko) 2003-03-26 2005-06-23 주식회사 엘지화학 프로필렌 및 이소부틸렌 부분산화 반응용 촉매의 제조방법
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
US8894352B2 (en) * 2010-09-07 2014-11-25 Siemens Energy, Inc. Ring segment with forked 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
US10309227B2 (en) 2016-10-26 2019-06-04 General Electric Company Multi-turn cooling circuits for turbine blades
US10465521B2 (en) 2016-10-26 2019-11-05 General Electric Company Turbine airfoil coolant passage created in cover
US10450875B2 (en) 2016-10-26 2019-10-22 General Electric Company Varying geometries for cooling circuits of turbine blades
US10233761B2 (en) 2016-10-26 2019-03-19 General Electric Company Turbine airfoil trailing edge coolant passage created by cover
US10301946B2 (en) 2016-10-26 2019-05-28 General Electric Company Partially wrapped trailing edge cooling circuits with pressure side impingements
US10450950B2 (en) 2016-10-26 2019-10-22 General Electric Company Turbomachine blade with trailing edge cooling circuit
US10352176B2 (en) * 2016-10-26 2019-07-16 General Electric Company Cooling circuits for a multi-wall blade
US10598028B2 (en) 2016-10-26 2020-03-24 General Electric Company Edge coupon including cooling circuit for airfoil
US10273810B2 (en) 2016-10-26 2019-04-30 General Electric Company Partially wrapped trailing edge cooling circuit with pressure side serpentine cavities
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)

* Cited by examiner, † Cited by third party
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
US3658439A (en) * 1970-11-27 1972-04-25 Gen Electric Metering of liquid coolant in open-circuit liquid-cooled gas turbines
US3736071A (en) * 1970-11-27 1973-05-29 Gen Electric Bucket tip/collection slot combination for open-circuit liquid-cooled gas turbines

Also Published As

Publication number Publication date
US3849025A (en) 1974-11-19
DE2414397A1 (de) 1974-10-17
JPS5025914A (de) 1975-03-18
GB1470322A (en) 1977-04-14
CA994245A (en) 1976-08-03
FR2223549B1 (de) 1979-10-12
FR2223549A1 (de) 1974-10-25
NL7404171A (de) 1974-10-01

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