MX173973B - Mejoras en turbinas de gas con paletas de rotor enfriadas - Google Patents

Mejoras en turbinas de gas con paletas de rotor enfriadas

Info

Publication number
MX173973B
MX173973B MX9100861A MX9100861A MX173973B MX 173973 B MX173973 B MX 173973B MX 9100861 A MX9100861 A MX 9100861A MX 9100861 A MX9100861 A MX 9100861A MX 173973 B MX173973 B MX 173973B
Authority
MX
Mexico
Prior art keywords
gas turbines
cooled rotor
rotor paddles
paddles
cooled
Prior art date
Application number
MX9100861A
Other languages
English (en)
Inventor
William Edward North
Frank Andrew Pisz
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of MX173973B publication Critical patent/MX173973B/es

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
    • 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
    • F01D5/186—Film cooling
    • 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
    • F01D5/187—Convection 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/221—Improvement of heat transfer
    • F05D2260/2212—Improvement of heat transfer by creating turbulence

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
MX9100861A 1990-09-04 1991-08-29 Mejoras en turbinas de gas con paletas de rotor enfriadas MX173973B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/577,376 US5117626A (en) 1990-09-04 1990-09-04 Apparatus for cooling rotating blades in a gas turbine

Publications (1)

Publication Number Publication Date
MX173973B true MX173973B (es) 1994-04-12

Family

ID=24308440

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9100861A MX173973B (es) 1990-09-04 1991-08-29 Mejoras en turbinas de gas con paletas de rotor enfriadas

Country Status (9)

Country Link
US (1) US5117626A (es)
EP (1) EP0473991B1 (es)
JP (1) JPH04234535A (es)
KR (1) KR100254756B1 (es)
AR (1) AR246781A1 (es)
AU (1) AU640513B2 (es)
CA (1) CA2050546A1 (es)
DE (1) DE69107148T2 (es)
MX (1) MX173973B (es)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
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US5413463A (en) * 1991-12-30 1995-05-09 General Electric Company Turbulated cooling passages in gas turbine buckets
FR2689176B1 (fr) * 1992-03-25 1995-07-13 Snecma Aube refrigeree de turbo-machine.
FR2692318B1 (fr) * 1992-06-11 1994-08-19 Snecma Aubage fixe de distribution des gaz chauds d'une turbo-machine.
US5337568A (en) * 1993-04-05 1994-08-16 General Electric Company Micro-grooved heat transfer wall
US5327727A (en) * 1993-04-05 1994-07-12 General Electric Company Micro-grooved heat transfer combustor wall
US5482435A (en) * 1994-10-26 1996-01-09 Westinghouse Electric Corporation Gas turbine blade having a cooled shroud
US5488825A (en) * 1994-10-31 1996-02-06 Westinghouse Electric Corporation Gas turbine vane with enhanced cooling
KR100451098B1 (ko) * 1995-09-28 2004-12-08 오끼 덴끼 고오교 가부시끼가이샤 자동거래장치의자금수요예측시스템
US5741117A (en) * 1996-10-22 1998-04-21 United Technologies Corporation Method for cooling a gas turbine stator vane
US5752801A (en) * 1997-02-20 1998-05-19 Westinghouse Electric Corporation Apparatus for cooling a gas turbine airfoil and method of making same
US5813827A (en) * 1997-04-15 1998-09-29 Westinghouse Electric Corporation Apparatus for cooling a gas turbine airfoil
US5980209A (en) * 1997-06-27 1999-11-09 General Electric Co. Turbine blade with enhanced cooling and profile optimization
US6059529A (en) * 1998-03-16 2000-05-09 Siemens Westinghouse Power Corporation Turbine blade assembly with cooling air handling device
EP1041246A1 (de) * 1999-03-29 2000-10-04 Siemens Aktiengesellschaft Kühlmitteldurchströmte, gegossene Gasturbinenschaufel sowie Vorrichtung und Verfahren zur Herstellung eines Verteilerraums der Gasturbinenschaufel
GB0202619D0 (en) * 2002-02-05 2002-03-20 Rolls Royce Plc Cooled turbine blade
US6918742B2 (en) * 2002-09-05 2005-07-19 Siemens Westinghouse Power Corporation Combustion turbine with airfoil having multi-section diffusion cooling holes and methods of making same
US6923623B2 (en) * 2003-08-07 2005-08-02 General Electric Company Perimeter-cooled turbine bucket airfoil cooling hole location, style and configuration
US6910864B2 (en) * 2003-09-03 2005-06-28 General Electric Company Turbine bucket airfoil cooling hole location, style and configuration
US6997679B2 (en) * 2003-12-12 2006-02-14 General Electric Company Airfoil cooling holes
US7384243B2 (en) * 2005-08-30 2008-06-10 General Electric Company Stator vane profile optimization
US8439644B2 (en) * 2007-12-10 2013-05-14 United Technologies Corporation Airfoil leading edge shape tailoring to reduce heat load
FR2928405B1 (fr) * 2008-03-05 2011-01-21 Snecma Refroidissement de l'extremite d'une aube.
GB2468669C (en) * 2009-03-17 2013-11-13 Rolls Royce Plc A flow discharge device
US20100303610A1 (en) * 2009-05-29 2010-12-02 United Technologies Corporation Cooled gas turbine stator assembly
US20110097188A1 (en) * 2009-10-23 2011-04-28 General Electric Company Structure and method for improving film cooling using shallow trench with holes oriented along length of trench
US8727724B2 (en) * 2010-04-12 2014-05-20 General Electric Company Turbine bucket having a radial cooling hole
US20120110976A1 (en) * 2010-11-08 2012-05-10 Marius Angelo Paul Universal aero space , naval eternal technology systems
US9206693B2 (en) 2011-02-18 2015-12-08 General Electric Company Apparatus, method, and system for separating particles from a fluid stream
US10036259B2 (en) * 2014-11-03 2018-07-31 United Technologies Corporation Turbine blade having film cooling hole arrangement
US10156142B2 (en) 2015-11-24 2018-12-18 General Electric Company Systems and methods for producing one or more cooling holes in an airfoil for a gas turbine engine
US10472973B2 (en) 2016-06-06 2019-11-12 General Electric Company Turbine component and methods of making and cooling a turbine component
EP3333366A1 (de) * 2016-12-08 2018-06-13 Siemens Aktiengesellschaft Turbinenschaufel mit vorderkantenkühlung
US10760432B2 (en) * 2017-10-03 2020-09-01 Raytheon Technologies Corporation Airfoil having fluidly connected hybrid cavities

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3635586A (en) * 1970-04-06 1972-01-18 Rolls Royce Method and apparatus for turbine blade cooling
JPS5228310B2 (es) * 1972-12-28 1977-07-26
US4180373A (en) * 1977-12-28 1979-12-25 United Technologies Corporation Turbine blade
JPS5618766A (en) * 1979-07-26 1981-02-21 Fujitsu Ltd Testing apparatus for logic circuit
FR2468727A1 (fr) * 1979-10-26 1981-05-08 Snecma Perfectionnement aux aubes de turbine refroidies
US4474532A (en) * 1981-12-28 1984-10-02 United Technologies Corporation Coolable airfoil for a rotary machine
JPS6156815A (ja) * 1984-08-28 1986-03-22 Sumitomo Metal Ind Ltd 金属材の切断方法
US4753575A (en) * 1987-08-06 1988-06-28 United Technologies Corporation Airfoil with nested cooling channels
DE68906594T2 (de) * 1988-04-25 1993-08-26 United Technologies Corp Staubabscheider fuer eine luftgekuehlte schaufel.

Also Published As

Publication number Publication date
DE69107148D1 (de) 1995-03-16
JPH04234535A (ja) 1992-08-24
KR920006618A (ko) 1992-04-27
DE69107148T2 (de) 1995-06-08
AU640513B2 (en) 1993-08-26
EP0473991B1 (en) 1995-02-01
AU8268891A (en) 1992-03-12
CA2050546A1 (en) 1992-03-05
EP0473991A3 (en) 1992-11-25
US5117626A (en) 1992-06-02
AR246781A1 (es) 1994-09-30
EP0473991A2 (en) 1992-03-11
KR100254756B1 (ko) 2000-06-01

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Legal Events

Date Code Title Description
FG Grant or registration
MM Annulment or lapse due to non-payment of fees