IT993115B - Costruzione di sommita di paletta atta ad aumentare la potenza per turbine raffreddate con liquido a circuito apert - Google Patents

Costruzione di sommita di paletta atta ad aumentare la potenza per turbine raffreddate con liquido a circuito apert

Info

Publication number
IT993115B
IT993115B IT28453/73A IT2845373A IT993115B IT 993115 B IT993115 B IT 993115B IT 28453/73 A IT28453/73 A IT 28453/73A IT 2845373 A IT2845373 A IT 2845373A IT 993115 B IT993115 B IT 993115B
Authority
IT
Italy
Prior art keywords
turbines
cooled
construction
liquid
increase
Prior art date
Application number
IT28453/73A
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 IT993115B publication Critical patent/IT993115B/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
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/80—Platforms for stationary or moving blades
    • F05B2240/801—Platforms for stationary or moving blades cooled platforms
    • 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)
IT28453/73A 1972-09-01 1973-08-31 Costruzione di sommita di paletta atta ad aumentare la potenza per turbine raffreddate con liquido a circuito apert IT993115B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00285631A US3816022A (en) 1972-09-01 1972-09-01 Power augmenter bucket tip construction for open-circuit liquid cooled turbines

Publications (1)

Publication Number Publication Date
IT993115B true IT993115B (it) 1975-09-30

Family

ID=23095071

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28453/73A IT993115B (it) 1972-09-01 1973-08-31 Costruzione di sommita di paletta atta ad aumentare la potenza per turbine raffreddate con liquido a circuito apert

Country Status (6)

Country Link
US (1) US3816022A (ja)
JP (1) JPS4992412A (ja)
DE (1) DE2343639A1 (ja)
FR (1) FR2198531A5 (ja)
GB (1) GB1437617A (ja)
IT (1) IT993115B (ja)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4111604A (en) * 1976-07-12 1978-09-05 General Electric Company Bucket tip construction for open circuit liquid cooled turbines
US4134709A (en) * 1976-08-23 1979-01-16 General Electric Company Thermosyphon liquid cooled turbine bucket
US4130373A (en) * 1976-11-15 1978-12-19 General Electric Company Erosion suppression for liquid-cooled gas turbines
US4118145A (en) * 1977-03-02 1978-10-03 Westinghouse Electric Corp. Water-cooled turbine blade
US4090810A (en) * 1977-03-23 1978-05-23 General Electric Company Liquid-cooled turbine bucket with enhanced heat transfer performance
DE2727769C2 (de) * 1977-06-21 1979-01-25 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Gekapselte Längenmeßeinrichtung für große Meßlängen
US4179240A (en) * 1977-08-29 1979-12-18 Westinghouse Electric Corp. Cooled turbine blade
US4157880A (en) * 1977-09-16 1979-06-12 General Electric Company Turbine rotor tip water collector
US4224011A (en) * 1977-10-08 1980-09-23 Rolls-Royce Limited Cooled rotor blade for a gas turbine engine
US4158526A (en) * 1978-01-09 1979-06-19 General Electric Company Turbine assembly including a rotatable liquid collection ring
US4272953A (en) * 1978-10-26 1981-06-16 Rice Ivan G Reheat gas turbine combined with steam turbine
US4314442A (en) * 1978-10-26 1982-02-09 Rice Ivan G Steam-cooled blading with steam thermal barrier for reheat gas turbine combined with steam turbine
JPS6056883B2 (ja) * 1979-02-28 1985-12-12 株式会社東芝 ガスタ−ビンの動翼
US4350473A (en) * 1980-02-22 1982-09-21 General Electric Company Liquid cooled counter flow turbine bucket
US4512715A (en) * 1980-07-22 1985-04-23 Electric Power Research Institute, Inc. Method and means for recapturing coolant in a gas turbine
US4453888A (en) * 1981-04-01 1984-06-12 United Technologies Corporation Nozzle for a coolable rotor blade
GB2223276B (en) * 1988-09-30 1992-09-02 Rolls Royce Plc Turbine aerofoil blade
FR2798422B1 (fr) * 1990-01-24 2002-07-26 United Technologies Corp Pales refroidies pour moteur a turbine a gaz
GB2298246B (en) * 1995-02-23 1998-10-28 Bmw Rolls Royce Gmbh A turbine-blade arrangement comprising a shroud band
DE19860244B4 (de) * 1998-12-24 2007-06-28 Alstom Turbinenschaufel mit aktiv gekühltem Deckbandelement
DE59912323D1 (de) * 1998-12-24 2005-09-01 Alstom Technology Ltd Baden Turbinenschaufel mit aktiv gekühltem Deckbandelememt
DE19904229A1 (de) * 1999-02-03 2000-08-10 Asea Brown Boveri Gekühlte Turbinenschaufel
DE10156193A1 (de) * 2001-11-15 2003-06-05 Alstom Switzerland Ltd Hitzeschild für den Stator einer Gasturbine
US7334991B2 (en) * 2005-01-07 2008-02-26 Siemens Power Generation, Inc. Turbine blade tip cooling system
GB0515868D0 (en) * 2005-08-02 2005-09-07 Rolls Royce Plc Cooling arrangement
DE602007006468D1 (de) * 2007-06-25 2010-06-24 Siemens Ag Turbinenanordnung und Verfahren zur Kühlung eines Deckbands an der Spitze einer Turbinenschaufel
US20100008759A1 (en) * 2008-07-10 2010-01-14 General Electric Company Methods and apparatuses for providing film cooling to turbine components
US8511990B2 (en) * 2009-06-24 2013-08-20 General Electric Company Cooling hole exits for a turbine bucket tip shroud
EP2385215A1 (en) * 2010-05-05 2011-11-09 Alstom Technology Ltd Light weight shroud fin for a rotor blade
US20130039758A1 (en) * 2011-08-09 2013-02-14 General Electric Company Turbine airfoil and method of controlling a temperature of a turbine airfoil
RU2500893C1 (ru) * 2012-08-07 2013-12-10 Открытое акционерное общество "Всероссийский дважды ордена Трудового Красного Знамени теплотехнический научно-исследовательский институт" Система жидкостного охлаждения лопаток высокотемпературных ступеней энергетической газовой турбины
US9759070B2 (en) * 2013-08-28 2017-09-12 General Electric Company Turbine bucket tip shroud
US9644539B2 (en) * 2013-11-12 2017-05-09 Siemens Energy, Inc. Cooling air temperature reduction using nozzles
JP6245740B2 (ja) * 2013-11-20 2017-12-13 三菱日立パワーシステムズ株式会社 ガスタービン翼
US9835087B2 (en) * 2014-09-03 2017-12-05 General Electric Company Turbine bucket
US10184342B2 (en) * 2016-04-14 2019-01-22 General Electric Company System for cooling seal rails of tip shroud of turbine blade
US11480057B2 (en) * 2017-10-24 2022-10-25 Raytheon Technologies Corporation Airfoil cooling circuit
JP6666500B1 (ja) 2019-03-29 2020-03-13 三菱重工業株式会社 高温部品及び高温部品の製造方法

Family Cites Families (7)

* 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
GB800414A (en) * 1955-12-22 1958-08-27 Rolls Royce Improvements in or relating to the manufacture of blades for rotary machines, for example compressors or turbines
US3446482A (en) * 1967-03-24 1969-05-27 Gen Electric Liquid cooled turbine rotor
US3527544A (en) * 1968-12-12 1970-09-08 Gen Motors Corp Cooled blade shroud
US3606574A (en) * 1969-10-23 1971-09-20 Gen Electric Cooled shrouded turbine blade
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
GB1437617A (en) 1976-06-03
US3816022A (en) 1974-06-11
JPS4992412A (ja) 1974-09-03
FR2198531A5 (ja) 1974-03-29
DE2343639A1 (de) 1974-03-07

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