IL88285A - Diffusion-cooled blade tip cap - Google Patents

Diffusion-cooled blade tip cap

Info

Publication number
IL88285A
IL88285A IL88285A IL8828588A IL88285A IL 88285 A IL88285 A IL 88285A IL 88285 A IL88285 A IL 88285A IL 8828588 A IL8828588 A IL 8828588A IL 88285 A IL88285 A IL 88285A
Authority
IL
Israel
Prior art keywords
diffusion
blade tip
tip cap
cooled blade
cooled
Prior art date
Application number
IL88285A
Other languages
English (en)
Other versions
IL88285A0 (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
Publication of IL88285A0 publication Critical patent/IL88285A0/xx
Publication of IL88285A publication Critical patent/IL88285A/xx

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
    • F01D5/187—Convection 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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • F05D2250/00—Geometry
    • F05D2250/20—Three-dimensional
    • F05D2250/23—Three-dimensional prismatic
    • F05D2250/231—Three-dimensional prismatic cylindrical
    • 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
    • F05D2250/00—Geometry
    • F05D2250/20—Three-dimensional
    • F05D2250/23—Three-dimensional prismatic
    • F05D2250/232—Three-dimensional prismatic conical

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
IL88285A 1987-12-08 1988-11-04 Diffusion-cooled blade tip cap IL88285A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/130,597 US4893987A (en) 1987-12-08 1987-12-08 Diffusion-cooled blade tip cap

Publications (2)

Publication Number Publication Date
IL88285A0 IL88285A0 (en) 1989-06-30
IL88285A true IL88285A (en) 1992-05-25

Family

ID=22445431

Family Applications (1)

Application Number Title Priority Date Filing Date
IL88285A IL88285A (en) 1987-12-08 1988-11-04 Diffusion-cooled blade tip cap

Country Status (5)

Country Link
US (1) US4893987A (xx)
EP (1) EP0319758A1 (xx)
JP (1) JPH01195902A (xx)
CA (1) CA1292431C (xx)
IL (1) IL88285A (xx)

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US6494678B1 (en) 2001-05-31 2002-12-17 General Electric Company Film cooled blade tip
US6733232B2 (en) * 2001-08-01 2004-05-11 Watson Cogeneration Company Extended tip turbine blade for heavy duty industrial gas turbine
US6994514B2 (en) * 2002-11-20 2006-02-07 Mitsubishi Heavy Industries, Ltd. Turbine blade and gas turbine
US6790005B2 (en) 2002-12-30 2004-09-14 General Electric Company Compound tip notched blade
US6971851B2 (en) 2003-03-12 2005-12-06 Florida Turbine Technologies, Inc. Multi-metered film cooled blade tip
US7001151B2 (en) * 2004-03-02 2006-02-21 General Electric Company Gas turbine bucket tip cap
US7175391B2 (en) * 2004-07-08 2007-02-13 United Technologies Corporation Turbine blade
US7118342B2 (en) * 2004-09-09 2006-10-10 General Electric Company Fluted tip turbine blade
US7510376B2 (en) * 2005-08-25 2009-03-31 General Electric Company Skewed tip hole turbine blade
US7287959B2 (en) * 2005-12-05 2007-10-30 General Electric Company Blunt tip turbine blade
US20070237627A1 (en) * 2006-03-31 2007-10-11 Bunker Ronald S Offset blade tip chord sealing system and method for rotary machines
US8632311B2 (en) * 2006-08-21 2014-01-21 General Electric Company Flared tip turbine blade
US8512003B2 (en) * 2006-08-21 2013-08-20 General Electric Company Tip ramp turbine blade
US8500396B2 (en) * 2006-08-21 2013-08-06 General Electric Company Cascade tip baffle airfoil
US7607893B2 (en) * 2006-08-21 2009-10-27 General Electric Company Counter tip baffle airfoil
US7686578B2 (en) * 2006-08-21 2010-03-30 General Electric Company Conformal tip baffle airfoil
US7726944B2 (en) * 2006-09-20 2010-06-01 United Technologies Corporation Turbine blade with improved durability tip cap
US8425183B2 (en) * 2006-11-20 2013-04-23 General Electric Company Triforial tip cavity airfoil
US7922451B1 (en) 2007-09-07 2011-04-12 Florida Turbine Technologies, Inc. Turbine blade with blade tip cooling passages
US8206101B2 (en) * 2008-06-16 2012-06-26 General Electric Company Windward cooled turbine nozzle
US8322986B2 (en) * 2008-07-29 2012-12-04 General Electric Company Rotor blade and method of fabricating the same
JP2010053749A (ja) * 2008-08-27 2010-03-11 Mitsubishi Heavy Ind Ltd タービン用翼
US8079810B2 (en) * 2008-09-16 2011-12-20 Siemens Energy, Inc. Turbine airfoil cooling system with divergent film cooling hole
US8092178B2 (en) * 2008-11-28 2012-01-10 Pratt & Whitney Canada Corp. Turbine blade for a gas turbine engine
EP2230383A1 (en) * 2009-03-18 2010-09-22 Alstom Technology Ltd Blade for a gas turbine with cooled tip cap
US8186965B2 (en) * 2009-05-27 2012-05-29 General Electric Company Recovery tip turbine blade
US8511990B2 (en) * 2009-06-24 2013-08-20 General Electric Company Cooling hole exits for a turbine bucket tip shroud
US8673397B2 (en) 2010-11-10 2014-03-18 General Electric Company Methods of fabricating and coating a component
US9249491B2 (en) 2010-11-10 2016-02-02 General Electric Company Components with re-entrant shaped cooling channels and methods of manufacture
US8753071B2 (en) 2010-12-22 2014-06-17 General Electric Company Cooling channel systems for high-temperature components covered by coatings, and related processes
US8601691B2 (en) 2011-04-27 2013-12-10 General Electric Company Component and methods of fabricating a coated component using multiple types of fillers
US8684691B2 (en) 2011-05-03 2014-04-01 Siemens Energy, Inc. Turbine blade with chamfered squealer tip and convective cooling holes
US9249672B2 (en) 2011-09-23 2016-02-02 General Electric Company Components with cooling channels and methods of manufacture
US9249670B2 (en) 2011-12-15 2016-02-02 General Electric Company Components with microchannel cooling
US9435208B2 (en) 2012-04-17 2016-09-06 General Electric Company Components with microchannel cooling
US9243503B2 (en) 2012-05-23 2016-01-26 General Electric Company Components with microchannel cooled platforms and fillets and methods of manufacture
DE102013109116A1 (de) 2012-08-27 2014-03-27 General Electric Company (N.D.Ges.D. Staates New York) Bauteil mit Kühlkanälen und Verfahren zur Herstellung
US8974859B2 (en) 2012-09-26 2015-03-10 General Electric Company Micro-channel coating deposition system and method for using the same
US9242294B2 (en) 2012-09-27 2016-01-26 General Electric Company Methods of forming cooling channels using backstrike protection
US9238265B2 (en) 2012-09-27 2016-01-19 General Electric Company Backstrike protection during machining of cooling features
US9562436B2 (en) 2012-10-30 2017-02-07 General Electric Company Components with micro cooled patterned coating layer and methods of manufacture
US9200521B2 (en) 2012-10-30 2015-12-01 General Electric Company Components with micro cooled coating layer and methods of manufacture
US9103217B2 (en) * 2012-10-31 2015-08-11 General Electric Company Turbine blade tip with tip shelf diffuser holes
US9003657B2 (en) 2012-12-18 2015-04-14 General Electric Company Components with porous metal cooling and methods of manufacture
US9278462B2 (en) 2013-11-20 2016-03-08 General Electric Company Backstrike protection during machining of cooling features
US9476306B2 (en) 2013-11-26 2016-10-25 General Electric Company Components with multi-layered cooling features and methods of manufacture
US20160102561A1 (en) * 2014-10-14 2016-04-14 United Technologies Corporation Gas turbine engine turbine blade tip cooling
FR3030333B1 (fr) * 2014-12-17 2017-01-20 Snecma Procede de fabrication d'une aube de turbomachine comportant un sommet pourvu d'une baignoire de type complexe
US9995147B2 (en) * 2015-02-11 2018-06-12 United Technologies Corporation Blade tip cooling arrangement
EP3088673B1 (de) * 2015-04-28 2017-11-01 Siemens Aktiengesellschaft Laufschaufel für eine gasturbine, zugehöriger rotor, gasturbine und kraftwerksanlage
US10107108B2 (en) 2015-04-29 2018-10-23 General Electric Company Rotor blade having a flared tip
US10436038B2 (en) 2015-12-07 2019-10-08 General Electric Company Turbine engine with an airfoil having a tip shelf outlet
US10533429B2 (en) 2017-02-27 2020-01-14 Rolls-Royce Corporation Tip structure for a turbine blade with pressure side and suction side rails
US10927682B2 (en) * 2017-11-16 2021-02-23 General Electric Company Engine component with non-diffusing section
US11001389B2 (en) 2018-11-29 2021-05-11 General Electric Company Propulsion engine thermal management system
US11118462B2 (en) * 2019-01-24 2021-09-14 Pratt & Whitney Canada Corp. Blade tip pocket rib
EP3828388B1 (en) * 2019-11-28 2023-06-28 Ansaldo Energia Switzerland AG Blade for a gas turbine and electric power production plant comprising said blade
US11371359B2 (en) 2020-11-26 2022-06-28 Pratt & Whitney Canada Corp. Turbine blade for a gas turbine engine
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Also Published As

Publication number Publication date
US4893987A (en) 1990-01-16
EP0319758A1 (en) 1989-06-14
IL88285A0 (en) 1989-06-30
JPH01195902A (ja) 1989-08-07
CA1292431C (en) 1991-11-26

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