BR112014026785A2 - aerofólio de turbina. - Google Patents

aerofólio de turbina.

Info

Publication number
BR112014026785A2
BR112014026785A2 BR112014026785A BR112014026785A BR112014026785A2 BR 112014026785 A2 BR112014026785 A2 BR 112014026785A2 BR 112014026785 A BR112014026785 A BR 112014026785A BR 112014026785 A BR112014026785 A BR 112014026785A BR 112014026785 A2 BR112014026785 A2 BR 112014026785A2
Authority
BR
Brazil
Prior art keywords
turbine airfoil
airfoil
turbine
Prior art date
Application number
BR112014026785A
Other languages
English (en)
Inventor
Lee Durstock Daniel
Frederick Bergholz Robert Jr
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 BR112014026785A2 publication Critical patent/BR112014026785A2/pt

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
    • F01D5/186—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
    • F05D2240/00—Components
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/301—Cross-sectional characteristics
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
BR112014026785A 2012-05-08 2013-04-22 aerofólio de turbina. BR112014026785A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/466,487 US20130302176A1 (en) 2012-05-08 2012-05-08 Turbine airfoil trailing edge cooling slot
PCT/US2013/037510 WO2013169471A1 (en) 2012-05-08 2013-04-22 Turbine airfoil trailing edge cooling slot

Publications (1)

Publication Number Publication Date
BR112014026785A2 true BR112014026785A2 (pt) 2017-06-27

Family

ID=48289651

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014026785A BR112014026785A2 (pt) 2012-05-08 2013-04-22 aerofólio de turbina.

Country Status (7)

Country Link
US (1) US20130302176A1 (pt)
EP (1) EP2855850A1 (pt)
JP (1) JP2015516539A (pt)
CN (1) CN104285038A (pt)
BR (1) BR112014026785A2 (pt)
CA (1) CA2872265A1 (pt)
WO (1) WO2013169471A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9732617B2 (en) 2013-11-26 2017-08-15 General Electric Company Cooled airfoil trailing edge and method of cooling the airfoil trailing edge
JP6671149B2 (ja) * 2015-11-05 2020-03-25 三菱日立パワーシステムズ株式会社 タービン翼及びガスタービン、タービン翼の中間加工品、タービン翼の製造方法
US10301954B2 (en) 2016-01-08 2019-05-28 General Electric Company Turbine airfoil trailing edge cooling passage
US10260354B2 (en) 2016-02-12 2019-04-16 General Electric Company Airfoil trailing edge cooling
US10563518B2 (en) 2016-02-15 2020-02-18 General Electric Company Gas turbine engine trailing edge ejection holes
KR101937589B1 (ko) * 2017-09-18 2019-04-09 두산중공업 주식회사 터빈의 터빈 블레이드와 터빈 베인 및 이를 포함하는 터빈 및 가스터빈
US10787932B2 (en) * 2018-07-13 2020-09-29 Honeywell International Inc. Turbine blade with dust tolerant cooling system
FR3094033B1 (fr) * 2019-03-22 2021-06-11 Safran Aircraft Engines Aube de turbomachine equipee d’un circuit de refroidissement optimise
FR3108364B1 (fr) * 2020-03-18 2022-03-11 Safran Aircraft Engines Aube de turbine comportant des nervures entre des sorties de refroidissement avec des orifices de refroidissement
US11608746B2 (en) * 2021-01-13 2023-03-21 General Electric Company Airfoils for gas turbine engines
EP4105441A1 (en) * 2021-06-18 2022-12-21 ITP Next Generation Turbines S.L. Airfoil for a turbine engine

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4303374A (en) * 1978-12-15 1981-12-01 General Electric Company Film cooled airfoil body
US5368441A (en) * 1992-11-24 1994-11-29 United Technologies Corporation Turbine airfoil including diffusing trailing edge pedestals
JP2002188406A (ja) * 2000-12-01 2002-07-05 United Technol Corp <Utc> 軸流回転機械用のロータブレード
EP1213442B1 (en) * 2000-12-05 2009-03-11 United Technologies Corporation Rotor blade
US6599092B1 (en) * 2002-01-04 2003-07-29 General Electric Company Methods and apparatus for cooling gas turbine nozzles
US6969230B2 (en) * 2002-12-17 2005-11-29 General Electric Company Venturi outlet turbine airfoil
FR2864990B1 (fr) * 2004-01-14 2008-02-22 Snecma Moteurs Perfectionnements apportes aux fentes d'evacuation de l'air de refroidissement d'aubes de turbine haute-pression
US7575414B2 (en) * 2005-04-01 2009-08-18 General Electric Company Turbine nozzle with trailing edge convection and film cooling
US7503749B2 (en) * 2005-04-01 2009-03-17 General Electric Company Turbine nozzle with trailing edge convection and film cooling
US7371048B2 (en) * 2005-05-27 2008-05-13 United Technologies Corporation Turbine blade trailing edge construction
JP5436457B2 (ja) * 2008-03-07 2014-03-05 アルストム テクノロジー リミテッド ガスタービンのための翼
US8092177B2 (en) * 2008-09-16 2012-01-10 Siemens Energy, Inc. Turbine airfoil cooling system with diffusion film cooling hole having flow restriction rib
EP2418357A1 (en) * 2010-08-05 2012-02-15 Siemens Aktiengesellschaft Turbine airfoil and method for thermal barrier coating
JP2012052513A (ja) * 2010-09-03 2012-03-15 Ihi Corp タービン翼

Also Published As

Publication number Publication date
WO2013169471A1 (en) 2013-11-14
CN104285038A (zh) 2015-01-14
JP2015516539A (ja) 2015-06-11
EP2855850A1 (en) 2015-04-08
CA2872265A1 (en) 2013-11-14
US20130302176A1 (en) 2013-11-14

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 4A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]