IT1007178B - Perfezionato sistema di raffredda mento per urto e convezione - Google Patents

Perfezionato sistema di raffredda mento per urto e convezione

Info

Publication number
IT1007178B
IT1007178B IT20025/74A IT2002574A IT1007178B IT 1007178 B IT1007178 B IT 1007178B IT 20025/74 A IT20025/74 A IT 20025/74A IT 2002574 A IT2002574 A IT 2002574A IT 1007178 B IT1007178 B IT 1007178B
Authority
IT
Italy
Prior art keywords
convection
impact
cooling system
improved cooling
improved
Prior art date
Application number
IT20025/74A
Other languages
English (en)
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 IT1007178B publication Critical patent/IT1007178B/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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/02—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by influencing fluid boundary
    • 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
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S165/00—Heat exchange
    • Y10S165/908—Fluid jets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
IT20025/74A 1973-02-02 1974-01-31 Perfezionato sistema di raffredda mento per urto e convezione IT1007178B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00329043A US3844343A (en) 1973-02-02 1973-02-02 Impingement-convective cooling system

Publications (1)

Publication Number Publication Date
IT1007178B true IT1007178B (it) 1976-10-30

Family

ID=23283625

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20025/74A IT1007178B (it) 1973-02-02 1974-01-31 Perfezionato sistema di raffredda mento per urto e convezione

Country Status (8)

Country Link
US (1) US3844343A (it)
JP (1) JPS49105017A (it)
BE (1) BE810495A (it)
CA (1) CA988309A (it)
DE (1) DE2404297A1 (it)
FR (1) FR2216444B1 (it)
GB (1) GB1446254A (it)
IT (1) IT1007178B (it)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4122890A (en) * 1977-07-28 1978-10-31 General Motors Corporation Nozzle for the continuous casting of lead
US4187054A (en) * 1978-04-20 1980-02-05 General Electric Company Turbine band cooling system
US4303371A (en) * 1978-06-05 1981-12-01 General Electric Company Shroud support with impingement baffle
US4337016A (en) * 1979-12-13 1982-06-29 United Technologies Corporation Dual wall seal means
GB2251895B (en) * 1980-10-03 1992-12-09 Rolls Royce Gas turbine engine
US4399484A (en) * 1981-03-10 1983-08-16 The United States Of America As Represented By The Secretary Of The Air Force Integral electric module and assembly jet cooling system
US4526226A (en) * 1981-08-31 1985-07-02 General Electric Company Multiple-impingement cooled structure
US4796423A (en) * 1983-12-19 1989-01-10 General Electric Company Sheet metal panel
US4780051A (en) * 1985-05-23 1988-10-25 Voith Hydro, Inc. Hydraulic turbine aeration apparatus
US4896719A (en) * 1988-05-11 1990-01-30 Mcdonnell Douglas Corporation Isothermal panel and plenum
GB2227965B (en) * 1988-10-12 1993-02-10 Rolls Royce Plc Apparatus for drilling a shaped hole in a workpiece
US5059093A (en) * 1990-06-07 1991-10-22 United Technologies Corporation Compressor bleed port
US5056586A (en) * 1990-06-18 1991-10-15 Modine Heat Transfer, Inc. Vortex jet impingement heat exchanger
US5165847A (en) * 1991-05-20 1992-11-24 General Electric Company Tapered enlargement metering inlet channel for a shroud cooling assembly of gas turbine engines
US5169287A (en) * 1991-05-20 1992-12-08 General Electric Company Shroud cooling assembly for gas turbine engine
US6000908A (en) * 1996-11-05 1999-12-14 General Electric Company Cooling for double-wall structures
FR2766517B1 (fr) * 1997-07-24 1999-09-03 Snecma Dispositif de ventilation d'un anneau de turbomachine
US6350102B1 (en) * 2000-07-19 2002-02-26 General Electric Company Shroud leakage flow discouragers
DE10064271A1 (de) * 2000-12-22 2002-07-04 Alstom Switzerland Ltd Vorrichtung zur Prallkühlung eines in einer Strömungskraftmaschine hitzeexponierten Bauteils sowie Verfahren hierzu
US6918743B2 (en) * 2002-10-23 2005-07-19 Pratt & Whitney Canada Ccorp. Sheet metal turbine or compressor static shroud
US6899518B2 (en) 2002-12-23 2005-05-31 Pratt & Whitney Canada Corp. Turbine shroud segment apparatus for reusing cooling air
EP1635042A1 (de) * 2004-09-13 2006-03-15 Siemens Aktiengesellschaft Prallkühlung eines Bauteils einer Strömungsmaschine und ein Verfahren zur Herstellung eines Prallkühlelementes
US20090220331A1 (en) * 2008-02-29 2009-09-03 General Electric Company Turbine nozzle with integral impingement blanket
US8123473B2 (en) * 2008-10-31 2012-02-28 General Electric Company Shroud hanger with diffused cooling passage
EP2546491B1 (en) * 2010-03-12 2016-03-09 Yanmar Co., Ltd. Engine exhaust gas heat exchanger and energy supply device using same
US8556575B2 (en) * 2010-03-26 2013-10-15 United Technologies Corporation Blade outer seal for a gas turbine engine
US9845691B2 (en) 2012-04-27 2017-12-19 General Electric Company Turbine nozzle outer band and airfoil cooling apparatus
US20160169038A1 (en) * 2014-12-16 2016-06-16 Rolls-Royce Corporation Cooling feature for a turbine engine component
FR3039199B1 (fr) * 2015-07-20 2019-12-13 Safran Helicopter Engines Aubage de distributeur haute pression avec un insert a geometrie variable
US10738700B2 (en) * 2016-11-16 2020-08-11 General Electric Company Turbine assembly
US10995626B2 (en) * 2019-03-15 2021-05-04 Raytheon Technologies Corporation BOAS and methods of making a BOAS having fatigue resistant cooling inlets

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1727822A (en) * 1923-11-22 1929-09-10 Hagstedt Nils Device for heating or cooling fluids
US3532271A (en) * 1967-02-23 1970-10-06 Frederick F Polnauer Spray nozzles with spiral flow fluid

Also Published As

Publication number Publication date
FR2216444B1 (it) 1978-01-06
CA988309A (en) 1976-05-04
GB1446254A (en) 1976-08-18
FR2216444A1 (it) 1974-08-30
JPS49105017A (it) 1974-10-04
DE2404297A1 (de) 1974-08-08
BE810495A (fr) 1974-05-29
US3844343A (en) 1974-10-29

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