EP1653047A3 - Aube de rotor d'une turbine à gaz - Google Patents

Aube de rotor d'une turbine à gaz Download PDF

Info

Publication number
EP1653047A3
EP1653047A3 EP20050292209 EP05292209A EP1653047A3 EP 1653047 A3 EP1653047 A3 EP 1653047A3 EP 20050292209 EP20050292209 EP 20050292209 EP 05292209 A EP05292209 A EP 05292209A EP 1653047 A3 EP1653047 A3 EP 1653047A3
Authority
EP
European Patent Office
Prior art keywords
blade
gas turbine
rotor blade
turbine rotor
stiffener
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.)
Granted
Application number
EP20050292209
Other languages
German (de)
English (en)
Other versions
EP1653047B1 (fr
EP1653047A2 (fr
Inventor
Jacques Boury
Maurice Judet
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 SAS
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 SAS filed Critical SNECMA SAS
Publication of EP1653047A2 publication Critical patent/EP1653047A2/fr
Publication of EP1653047A3 publication Critical patent/EP1653047A3/fr
Application granted granted Critical
Publication of EP1653047B1 publication Critical patent/EP1653047B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • 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
    • F05D2240/80—Platforms for stationary or moving blades
    • F05D2240/81—Cooled platforms

Abstract

Aube de rotor (10) d'une turbine à gaz, en particulier de turboréacteur, comprenant une pale, une plateforme (20) raccordant la pale à un pied d'aube (22) et comportant au moins un raidisseur (26) s'étendant sous la partie aval de la plateforme (20), et des moyens de refroidissement de l'aube (10) par circulation d'un fluide de refroidissement dans des conduits (34) formés dans la pale, et dans une cavité (50) formée dans le raidisseur (26) sensiblement au droit du bord de fuite (18) de la pale et comportant des orifices de sortie (58) orientés vers l'aval.
EP20050292209 2004-10-27 2005-10-20 Aube de rotor d'une turbine à gaz Active EP1653047B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0411436A FR2877034B1 (fr) 2004-10-27 2004-10-27 Aube de rotor d'une turbine a gaz

Publications (3)

Publication Number Publication Date
EP1653047A2 EP1653047A2 (fr) 2006-05-03
EP1653047A3 true EP1653047A3 (fr) 2011-09-07
EP1653047B1 EP1653047B1 (fr) 2015-04-29

Family

ID=34952822

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20050292209 Active EP1653047B1 (fr) 2004-10-27 2005-10-20 Aube de rotor d'une turbine à gaz

Country Status (4)

Country Link
US (1) US7497661B2 (fr)
EP (1) EP1653047B1 (fr)
JP (1) JP4663479B2 (fr)
FR (1) FR2877034B1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8147197B2 (en) * 2009-03-10 2012-04-03 Honeywell International, Inc. Turbine blade platform
US8133024B1 (en) 2009-06-23 2012-03-13 Florida Turbine Technologies, Inc. Turbine blade with root corner cooling
US8550783B2 (en) 2011-04-01 2013-10-08 Alstom Technology Ltd. Turbine blade platform undercut
JP2011241836A (ja) * 2011-08-02 2011-12-01 Mitsubishi Heavy Ind Ltd ガスタービン動翼のプラットフォーム冷却構造
CN102418562B (zh) * 2011-08-15 2014-04-02 清华大学 一种纤维缠绕的预应力涡轮转子
US8845289B2 (en) 2011-11-04 2014-09-30 General Electric Company Bucket assembly for turbine system
US8840370B2 (en) 2011-11-04 2014-09-23 General Electric Company Bucket assembly for turbine system
US8870525B2 (en) 2011-11-04 2014-10-28 General Electric Company Bucket assembly for turbine system
US8974182B2 (en) 2012-03-01 2015-03-10 General Electric Company Turbine bucket with a core cavity having a contoured turn
JP5990639B2 (ja) 2012-05-08 2016-09-14 シーメンス アクティエンゲゼルシャフト ガスタービンの軸ローター部分
CN105855468A (zh) * 2016-04-13 2016-08-17 东方电气集团东方汽轮机有限公司 陶瓷型壳制备方法及制备透平叶片的陶瓷型壳的制造方法
US11021961B2 (en) 2018-12-05 2021-06-01 General Electric Company Rotor assembly thermal attenuation structure and system
CN112459849B (zh) * 2020-10-27 2022-08-30 哈尔滨广瀚燃气轮机有限公司 一种用于燃气轮机涡轮叶片的冷却结构

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2457967A1 (fr) * 1979-06-01 1980-12-26 Gen Electric Systeme de distribution de refrigerant pour aube de turbine a gaz
WO1996013653A1 (fr) * 1994-10-31 1996-05-09 Westinghouse Electric Corporation Pale de turbine a gaz avec plateforme refroidie
US5639216A (en) * 1994-08-24 1997-06-17 Westinghouse Electric Corporation Gas turbine blade with cooled platform
EP0945594A1 (fr) * 1997-06-12 1999-09-29 Mitsubishi Heavy Industries, Ltd. Aube mobile refroidie pour turbines a gaz
US6071075A (en) * 1997-02-25 2000-06-06 Mitsubishi Heavy Industries, Ltd. Cooling structure to cool platform for drive blades of gas turbine
EP1052375A2 (fr) * 1999-05-14 2000-11-15 General Electric Company Dispositif et méthode pour dimminuer les tensions thermiques dans des dispositifs de guidage refroidies des turbines
EP1122405A2 (fr) * 2000-02-02 2001-08-08 General Electric Company Circuit de refroidissement pour aubes de turbines à gaz
EP1512835A2 (fr) * 2003-09-02 2005-03-09 General Electric Company Aube de rotor et moteur à turbine à gaz comprenant un ensemble rotor correspondant
EP1574670A2 (fr) * 2004-03-13 2005-09-14 Rolls-Royce Plc Agencement de montage pour aube de turbine

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5979006A (ja) * 1982-10-27 1984-05-08 Hitachi Ltd ガスタ−ビン空冷翼
CA2262064C (fr) * 1998-02-23 2002-09-03 Mitsubishi Heavy Industries, Ltd. Plate-forme d'aubes mobiles de turbine a gaz
JP3426952B2 (ja) * 1998-03-03 2003-07-14 三菱重工業株式会社 ガスタービン動翼のプラットフォーム
US6190130B1 (en) * 1998-03-03 2001-02-20 Mitsubishi Heavy Industries, Ltd. Gas turbine moving blade platform
CA2231988C (fr) * 1998-03-12 2002-05-28 Mitsubishi Heavy Industries, Ltd. Pale de turbine a gaz
US6210111B1 (en) * 1998-12-21 2001-04-03 United Technologies Corporation Turbine blade with platform cooling
FR2835015B1 (fr) * 2002-01-23 2005-02-18 Snecma Moteurs Aube mobile de turbine haute pression munie d'un bord de fuite au comportement thermique ameliore
GB2395987B (en) * 2002-12-02 2005-12-21 Alstom Turbine blade with cooling bores
JP3776897B2 (ja) * 2003-07-31 2006-05-17 三菱重工業株式会社 ガスタービン動翼のプラットフォーム冷却機構
US6945749B2 (en) * 2003-09-12 2005-09-20 Siemens Westinghouse Power Corporation Turbine blade platform cooling system
US7097417B2 (en) * 2004-02-09 2006-08-29 Siemens Westinghouse Power Corporation Cooling system for an airfoil vane

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2457967A1 (fr) * 1979-06-01 1980-12-26 Gen Electric Systeme de distribution de refrigerant pour aube de turbine a gaz
US5639216A (en) * 1994-08-24 1997-06-17 Westinghouse Electric Corporation Gas turbine blade with cooled platform
WO1996013653A1 (fr) * 1994-10-31 1996-05-09 Westinghouse Electric Corporation Pale de turbine a gaz avec plateforme refroidie
US6120249A (en) * 1994-10-31 2000-09-19 Siemens Westinghouse Power Corporation Gas turbine blade platform cooling concept
US6071075A (en) * 1997-02-25 2000-06-06 Mitsubishi Heavy Industries, Ltd. Cooling structure to cool platform for drive blades of gas turbine
EP0945594A1 (fr) * 1997-06-12 1999-09-29 Mitsubishi Heavy Industries, Ltd. Aube mobile refroidie pour turbines a gaz
EP1052375A2 (fr) * 1999-05-14 2000-11-15 General Electric Company Dispositif et méthode pour dimminuer les tensions thermiques dans des dispositifs de guidage refroidies des turbines
EP1122405A2 (fr) * 2000-02-02 2001-08-08 General Electric Company Circuit de refroidissement pour aubes de turbines à gaz
EP1512835A2 (fr) * 2003-09-02 2005-03-09 General Electric Company Aube de rotor et moteur à turbine à gaz comprenant un ensemble rotor correspondant
EP1574670A2 (fr) * 2004-03-13 2005-09-14 Rolls-Royce Plc Agencement de montage pour aube de turbine

Also Published As

Publication number Publication date
JP2006125402A (ja) 2006-05-18
EP1653047B1 (fr) 2015-04-29
JP4663479B2 (ja) 2011-04-06
EP1653047A2 (fr) 2006-05-03
FR2877034A1 (fr) 2006-04-28
FR2877034B1 (fr) 2009-04-03
US7497661B2 (en) 2009-03-03
US20060088416A1 (en) 2006-04-27

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