JPS5145726B2 - - Google Patents

Info

Publication number
JPS5145726B2
JPS5145726B2 JP773173A JP773173A JPS5145726B2 JP S5145726 B2 JPS5145726 B2 JP S5145726B2 JP 773173 A JP773173 A JP 773173A JP 773173 A JP773173 A JP 773173A JP S5145726 B2 JPS5145726 B2 JP S5145726B2
Authority
JP
Japan
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
Application number
JP773173A
Other languages
Japanese (ja)
Other versions
JPS4882210A (en
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
Priority to CH69972 priority Critical
Application filed filed Critical
Publication of JPS4882210A publication Critical patent/JPS4882210A/ja
Publication of JPS5145726B2 publication Critical patent/JPS5145726B2/ja
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12Blades
    • F01D5/14Form or construction
    • F01D5/18Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/187Convection cooling
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D9/00Stators
    • F01D9/02Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/041Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00Function
    • F05D2260/20Heat transfer, e.g. cooling
    • F05D2260/221Improvement of heat transfer
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00Function
    • F05D2260/20Heat transfer, e.g. cooling
    • F05D2260/221Improvement of heat transfer
    • F05D2260/2214Improvement of heat transfer by increasing the heat transfer surface
    • F05D2260/22141Improvement of heat transfer by increasing the heat transfer surface using fins or ribs
JP773173A 1972-01-18 1973-01-17 Expired JPS5145726B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH69972 1972-01-18

Publications (2)

Publication Number Publication Date
JPS4882210A JPS4882210A (en) 1973-11-02
JPS5145726B2 true JPS5145726B2 (en) 1976-12-04

Family

ID=4193097

Family Applications (1)

Application Number Title Priority Date Filing Date
JP773173A Expired JPS5145726B2 (en) 1972-01-18 1973-01-17

Country Status (11)

Country Link
US (1) US3807892A (en)
JP (1) JPS5145726B2 (en)
BE (1) BE794195A (en)
CA (1) CA967095A (en)
CH (1) CH547431A (en)
DE (1) DE2202858C2 (en)
FR (1) FR2168802A5 (en)
GB (1) GB1359983A (en)
IT (1) IT978243B (en)
NL (1) NL164358C (en)
SE (1) SE381311B (en)

Families Citing this family (68)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH580750A5 (en) * 1974-07-17 1976-10-15 Bbc Sulzer Turbomaschinen
CH582305A5 (en) * 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
JPS5745881B2 (en) * 1978-09-14 1982-09-30
US4303374A (en) * 1978-12-15 1981-12-01 General Electric Company Film cooled airfoil body
JPS6056883B2 (en) * 1979-02-28 1985-12-12 Tokyo Shibaura Electric Co
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
US4753575A (en) * 1987-08-06 1988-06-28 United Technologies Corporation Airfoil with nested cooling channels
US4767268A (en) * 1987-08-06 1988-08-30 United Technologies Corporation Triple pass cooled airfoil
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 (en) * 1991-06-25 1993-09-10 Snecma Cooled vane of turbine distributor.
FR2681095B1 (en) * 1991-09-05 1993-11-19 Snecma Carene turbine distributor.
US5634766A (en) * 1994-08-23 1997-06-03 General Electric Co. Turbine stator vane segments having combined air and steam cooling circuits
US5591002A (en) * 1994-08-23 1997-01-07 General Electric Co. Closed or open air cooling circuits for nozzle segments with wheelspace purge
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 (en) * 1997-03-11 2003-07-14 三菱重工業株式会社 Gas turbine cooling vane
US5902093A (en) * 1997-08-22 1999-05-11 General Electric Company Crack arresting rotor blade
US6533544B1 (en) 1998-04-21 2003-03-18 Siemens Aktiengesellschaft Turbine blade
GB2345942B (en) 1998-12-24 2002-08-07 Rolls Royce Plc Gas turbine engine internal air system
EP1099825A1 (en) * 1999-11-12 2001-05-16 Siemens Aktiengesellschaft Turbine blade and production method therefor
US6343911B1 (en) * 2000-04-05 2002-02-05 General Electric Company Side wall cooling for nozzle segments for a gas turbine
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
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
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
GB2366600A (en) * 2000-09-09 2002-03-13 Rolls Royce Plc Cooling arrangement for trailing edge of aerofoil
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
US6634858B2 (en) * 2001-06-11 2003-10-21 Alstom (Switzerland) Ltd Gas turbine airfoil
US6527514B2 (en) 2001-06-11 2003-03-04 Alstom (Switzerland) Ltd Turbine blade with rub tolerant cooling construction
FR2833298B1 (en) * 2001-12-10 2004-08-06 Snecma Moteurs Improvements in the thermal behavior of the leaking edge of a high-pressure turbine blade
CH695702A5 (en) * 2002-01-15 2006-07-31 Alstom Technology Ltd Turbine vane, for a gas turbine, has inner cooling channels in a serpentine structure, with flow connections through hairpin bends
EP1329593B1 (en) 2002-01-17 2005-03-23 Siemens Aktiengesellschaft Turbine blade with a hot gas suporting platform and a mechanical load suporting platform
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 (en) * 2004-03-01 2005-09-07 ALSTOM Technology Ltd Cooled blade of a turbomachine and method of cooling
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 (en) * 2005-04-14 2011-08-10 Альстом Текнолоджи Лтд Gas turbine vane
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 (en) 2009-05-19 2012-10-22 Alstom Technology Ltd Gas turbine blade with improved cooling
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 (en) * 2012-07-12 2014-01-16 Siemens Aktiengesellschaft Turbine blade for a gas turbine
US9359902B2 (en) 2013-06-28 2016-06-07 Siemens Energy, Inc. Turbine airfoil with ambient cooling system
RU2568763C2 (en) * 2014-01-30 2015-11-20 Альстом Текнолоджи Лтд Gas turbine component
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 (en) * 2016-12-20 2018-07-25 두산중공업 주식회사 Gas turbine
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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
CA967095A1 (en)
NL164358C (en) 1980-12-15
BE794195A1 (en)
FR2168802A5 (en) 1973-08-31
DE2202858B1 (en) 1973-07-26
JPS4882210A (en) 1973-11-02
US3807892A (en) 1974-04-30
IT978243B (en) 1974-09-20
CA967095A (en) 1975-05-06
SE381311B (en) 1975-12-01
GB1359983A (en) 1974-07-17
NL7300634A (en) 1973-07-20
NL164358B (en) 1980-07-15
CH547431A (en) 1974-03-29
DE2202858C2 (en) 1974-02-28
BE794195A (en) 1973-07-18

Similar Documents

Publication Publication Date Title
DE2202858C2 (de) Gekuehlte leitschaufel fuer gasturbinen
AR204158A1 (es) IMPROVEMENTS IN AERIAL MACHINES OR VEHICLES THAT USE A WING STRUCTURE THAT PROVIDES AN UPWARD FORCE
AR199932A1 (es) Perfil metalico hueco, en particular para marcos de puertas y ventanas
ATA434573A (de) Verfahren zur erzeugung von gekrauseltem garn und vorrichtung zur durchfuhrung des verfahrens
AT333204B (de) Thermostatischer mischhahn
AR197514A1 (es) Un procedimiento para preparar cefalosporinas con un nuevo grupo 7-acilo
AR203992A1 (es) Aparato para cortinas de aire y puerta de cierre con aparato para cortinas de aire
ATA532073A (de) Verfahren zur herstellung von aralkylphenollosungen in phenol oder substituiertem phenol
ATA643973A (de) Rohrformiger korper aus zementhaltigem material und verfahren zum herstellen desselben
AT350294B (de) DEVICE FOR GENERATING SOUND DISTRIBUTION IN A SPATIAL AREA CORRESPONDING SIGNALS
AR200010A1 (es) Circuito de control para variar la cantidad de energia suministrada desde una fuente de energia a una carga
AT351352B (de) AUTOMATIC CONTROL DEVICE FOR KEEPING CONSTANT A SET GRINDING DISC DISTANCE IN A DISC MILL
AT321691B (de) Verfahren und Anlage zum kontinuierlichen Herstellen von geschweißten Leichtbau-Trägerprofilen, insbesondere I- oder T-Trägern
AT324223B (de) Steuereinrichtung für maschine zum stapeln von brettern
AR197633A1 (es) Metodo para aluminizar por inmersion en caliente a substratos ferrosos
AT327104B (de) Material zum einlegen oberhalb von unterirdischen kanalisationen
AR200268A1 (es) Faro para un vehiculo automotor
ATA633573A (de) Vorrichtung zum lastausgleich der achsen eines schienenfahrzeugdrehgestelles
ATA182573A (de) Haarshampoos
AT320944B (de) Sanitärzelle
AT342728B (de) Kernreaktoranlage
AR200122A1 (es) Dispositivo para la conexion electrica entre cablecitos de seccion circular, y conductores flexibles en forma de cinta
ATA376872A (de) Klaeranlage
AT323056B (de) Laderampe
AT338655B (de) Verfahren zur herstellung einer aus zwei einspritzbaren werkstoffen bestehenden sohle fur schuhe und vorrichtung zur durchfuhrung desselben