FR2833298B1 - Perfectionnements apportes au comportement thermique du bord de fuite d'une aube de turbine haute-pression - Google Patents

Perfectionnements apportes au comportement thermique du bord de fuite d'une aube de turbine haute-pression

Info

Publication number
FR2833298B1
FR2833298B1 FR0115904A FR0115904A FR2833298B1 FR 2833298 B1 FR2833298 B1 FR 2833298B1 FR 0115904 A FR0115904 A FR 0115904A FR 0115904 A FR0115904 A FR 0115904A FR 2833298 B1 FR2833298 B1 FR 2833298B1
Authority
FR
France
Prior art keywords
trailing edge
turbine blade
pressure turbine
thermal behavior
behavior
Prior art date
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 - Fee Related
Application number
FR0115904A
Other languages
English (en)
French (fr)
Other versions
FR2833298A1 (fr
Inventor
Christian Bernard Bariaud
Jacques Boury
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA Moteurs SA
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 SNECMA Moteurs SA filed Critical SNECMA Moteurs SA
Priority to FR0115904A priority Critical patent/FR2833298B1/fr
Priority to US10/303,012 priority patent/US6830431B2/en
Priority to CA002412989A priority patent/CA2412989C/fr
Priority to DE60201325T priority patent/DE60201325T2/de
Priority to EP02292970A priority patent/EP1318274B1/fr
Priority to ES02292970T priority patent/ES2225740T3/es
Priority to JP2002352590A priority patent/JP4012054B2/ja
Priority to UA2002129702A priority patent/UA80246C2/uk
Priority to RU2002132866/06A priority patent/RU2297537C2/ru
Publication of FR2833298A1 publication Critical patent/FR2833298A1/fr
Application granted granted Critical
Publication of FR2833298B1 publication Critical patent/FR2833298B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR0115904A 2001-12-05 2001-12-10 Perfectionnements apportes au comportement thermique du bord de fuite d'une aube de turbine haute-pression Expired - Fee Related FR2833298B1 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR0115904A FR2833298B1 (fr) 2001-12-10 2001-12-10 Perfectionnements apportes au comportement thermique du bord de fuite d'une aube de turbine haute-pression
US10/303,012 US6830431B2 (en) 2001-12-10 2002-11-25 High-temperature behavior of the trailing edge of a high pressure turbine blade
CA002412989A CA2412989C (fr) 2001-12-05 2002-11-29 Perfectionnements apportes au comportement thermique du bord de fuite d'une aube de turbine haute-pression
EP02292970A EP1318274B1 (fr) 2001-12-10 2002-12-03 Aube de turbine haute-pression ayant un bord de fuite refroidi
DE60201325T DE60201325T2 (de) 2001-12-10 2002-12-03 Hochdruck-Turbinenschaufel mit gekühlter Abströmkante
ES02292970T ES2225740T3 (es) 2001-12-10 2002-12-03 Alabe de turbina de alta presion que presenta un borde de fuga enfriado.
JP2002352590A JP4012054B2 (ja) 2001-12-10 2002-12-04 高圧タービンブレードの後縁の高温状態の改良
UA2002129702A UA80246C2 (uk) 2001-12-10 2002-12-04 Лопатка турбіни та турбіна високого тиску турбомашини
RU2002132866/06A RU2297537C2 (ru) 2001-12-10 2002-12-09 Лопатка ротора и турбина высокого давления турбомашины

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0115904A FR2833298B1 (fr) 2001-12-10 2001-12-10 Perfectionnements apportes au comportement thermique du bord de fuite d'une aube de turbine haute-pression

Publications (2)

Publication Number Publication Date
FR2833298A1 FR2833298A1 (fr) 2003-06-13
FR2833298B1 true FR2833298B1 (fr) 2004-08-06

Family

ID=8870271

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0115904A Expired - Fee Related FR2833298B1 (fr) 2001-12-05 2001-12-10 Perfectionnements apportes au comportement thermique du bord de fuite d'une aube de turbine haute-pression

Country Status (9)

Country Link
US (1) US6830431B2 (enExample)
EP (1) EP1318274B1 (enExample)
JP (1) JP4012054B2 (enExample)
CA (1) CA2412989C (enExample)
DE (1) DE60201325T2 (enExample)
ES (1) ES2225740T3 (enExample)
FR (1) FR2833298B1 (enExample)
RU (1) RU2297537C2 (enExample)
UA (1) UA80246C2 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US7503749B2 (en) * 2005-04-01 2009-03-17 General Electric Company Turbine nozzle with trailing edge convection and film cooling
FR2887287B1 (fr) * 2005-06-21 2007-09-21 Snecma Moteurs Sa Circuits de refroidissement pour aube mobile de turbomachine
KR100847523B1 (ko) * 2006-12-29 2008-07-22 엘지전자 주식회사 터보팬
US8002525B2 (en) * 2007-11-16 2011-08-23 Siemens Energy, Inc. Turbine airfoil cooling system with recessed trailing edge cooling slot
FR2924156B1 (fr) * 2007-11-26 2014-02-14 Snecma Aube de turbomachine
US8157504B2 (en) * 2009-04-17 2012-04-17 General Electric Company Rotor blades for turbine engines
FR2954798B1 (fr) 2009-12-31 2012-03-30 Snecma Aube a ventilation interieure
US8608429B2 (en) * 2010-05-28 2013-12-17 General Electric Company System and method for enhanced turbine wake mixing via fluidic-generated vortices
US10107108B2 (en) 2015-04-29 2018-10-23 General Electric Company Rotor blade having a flared tip
DE102020207646A1 (de) * 2020-06-22 2021-12-23 Siemens Aktiengesellschaft Turbinenschaufel und Verfahren zum Bearbeiten einer solchen

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE794195A (fr) * 1972-01-18 1973-07-18 Bbc Sulzer Turbomaschinen Aube directrice refroidie pour des turbines a gaz
GB2121483B (en) * 1982-06-08 1985-02-13 Rolls Royce Cooled turbine blade for a gas turbine engine
US4601638A (en) * 1984-12-21 1986-07-22 United Technologies Corporation Airfoil trailing edge cooling arrangement
US5403158A (en) * 1993-12-23 1995-04-04 United Technologies Corporation Aerodynamic tip sealing for rotor blades
US5599166A (en) * 1994-11-01 1997-02-04 United Technologies Corporation Core for fabrication of gas turbine engine airfoils
DE69718673T2 (de) * 1996-06-28 2003-05-22 United Technologies Corp., Hartford Kühlbare schaufelstruktur für eine gasturbine
US5931638A (en) * 1997-08-07 1999-08-03 United Technologies Corporation Turbomachinery airfoil with optimized heat transfer
US6062817A (en) * 1998-11-06 2000-05-16 General Electric Company Apparatus and methods for cooling slot step elimination
CA2334071C (en) * 2000-02-23 2005-05-24 Mitsubishi Heavy Industries, Ltd. Gas turbine moving blade

Also Published As

Publication number Publication date
RU2297537C2 (ru) 2007-04-20
EP1318274B1 (fr) 2004-09-22
CA2412989A1 (fr) 2003-06-05
EP1318274A1 (fr) 2003-06-11
US6830431B2 (en) 2004-12-14
CA2412989C (fr) 2008-09-23
DE60201325D1 (de) 2004-10-28
FR2833298A1 (fr) 2003-06-13
DE60201325T2 (de) 2005-03-17
JP4012054B2 (ja) 2007-11-21
US20030108425A1 (en) 2003-06-12
ES2225740T3 (es) 2005-03-16
JP2003193804A (ja) 2003-07-09
UA80246C2 (uk) 2007-09-10

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Effective date: 20060831