CN103089325B - 翼型件及其制造方法 - Google Patents

翼型件及其制造方法 Download PDF

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Publication number
CN103089325B
CN103089325B CN201210426157.1A CN201210426157A CN103089325B CN 103089325 B CN103089325 B CN 103089325B CN 201210426157 A CN201210426157 A CN 201210426157A CN 103089325 B CN103089325 B CN 103089325B
Authority
CN
China
Prior art keywords
flow path
axis
airfoil
channel
trailing edge
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.)
Active
Application number
CN201210426157.1A
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English (en)
Chinese (zh)
Other versions
CN103089325A (zh
Inventor
R.F.曼宁
V.H.S.科雷亚
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of CN103089325A publication Critical patent/CN103089325A/zh
Application granted granted Critical
Publication of CN103089325B publication Critical patent/CN103089325B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/49336—Blade making
    • Y10T29/49339—Hollow blade
    • Y10T29/49341—Hollow blade with cooling passage

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CN201210426157.1A 2011-10-31 2012-10-31 翼型件及其制造方法 Active CN103089325B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/285,783 US8790084B2 (en) 2011-10-31 2011-10-31 Airfoil and method of fabricating the same
US13/285783 2011-10-31
US13/285,783 2011-10-31

Publications (2)

Publication Number Publication Date
CN103089325A CN103089325A (zh) 2013-05-08
CN103089325B true CN103089325B (zh) 2016-01-20

Family

ID=47073359

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210426157.1A Active CN103089325B (zh) 2011-10-31 2012-10-31 翼型件及其制造方法

Country Status (6)

Country Link
US (1) US8790084B2 (https=)
EP (1) EP2594740A3 (https=)
JP (1) JP2013096408A (https=)
CN (1) CN103089325B (https=)
BR (1) BR102012027855A2 (https=)
CA (1) CA2793459A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10301954B2 (en) 2016-01-08 2019-05-28 General Electric Company Turbine airfoil trailing edge cooling passage
US20170306775A1 (en) * 2016-04-21 2017-10-26 General Electric Company Article, component, and method of making a component
CN111022127B (zh) * 2019-11-29 2021-12-03 大连理工大学 一种涡轮叶片尾缘曲线式排气劈缝结构
US20220307381A1 (en) * 2021-03-24 2022-09-29 General Electric Company Component assembly for a combustion section of a gas turbine engine
US12162109B2 (en) * 2022-05-27 2024-12-10 General Electric Company System and method for contouring edges of airfoils

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3017159A (en) * 1956-11-23 1962-01-16 Curtiss Wright Corp Hollow blade construction
US5243759A (en) * 1991-10-07 1993-09-14 United Technologies Corporation Method of casting to control the cooling air flow rate of the airfoil trailing edge
US6382907B1 (en) * 1998-05-25 2002-05-07 Abb Ab Component for a gas turbine
CN100557198C (zh) * 2004-02-27 2009-11-04 西门子公司 涡轮机的叶片或翼片

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3628885A (en) * 1969-10-01 1971-12-21 Gen Electric Fluid-cooled airfoil
FR2476207A1 (fr) * 1980-02-19 1981-08-21 Snecma Perfectionnement aux aubes de turbines refroidies
US5503529A (en) * 1994-12-08 1996-04-02 General Electric Company Turbine blade having angled ejection slot
JP3786458B2 (ja) * 1996-01-19 2006-06-14 株式会社東芝 軸流タービン翼
US5772397A (en) * 1996-05-08 1998-06-30 Alliedsignal Inc. Gas turbine airfoil with aft internal cooling
US6164913A (en) * 1999-07-26 2000-12-26 General Electric Company Dust resistant airfoil cooling
US6257831B1 (en) * 1999-10-22 2001-07-10 Pratt & Whitney Canada Corp. Cast airfoil structure with openings which do not require plugging
US6270317B1 (en) 1999-12-18 2001-08-07 General Electric Company Turbine nozzle with sloped film cooling
US6602047B1 (en) 2002-02-28 2003-08-05 General Electric Company Methods and apparatus for cooling gas turbine nozzles
US6746209B2 (en) 2002-05-31 2004-06-08 General Electric Company Methods and apparatus for cooling gas turbine engine nozzle assemblies
US20050235492A1 (en) 2004-04-22 2005-10-27 Arness Brian P Turbine airfoil trailing edge repair and methods therefor
US7210906B2 (en) * 2004-08-10 2007-05-01 Pratt & Whitney Canada Corp. Internally cooled gas turbine airfoil and method
US7156619B2 (en) * 2004-12-21 2007-01-02 Pratt & Whitney Canada Corp. Internally cooled gas turbine airfoil and method
US7806650B2 (en) 2006-08-29 2010-10-05 General Electric Company Method and apparatus for fabricating a nozzle segment for use with turbine engines
US20080152475A1 (en) 2006-12-21 2008-06-26 Jack Raul Zausner Method for preventing backflow and forming a cooling layer in an airfoil
US20090003987A1 (en) 2006-12-21 2009-01-01 Jack Raul Zausner Airfoil with improved cooling slot arrangement
US7837437B2 (en) 2007-03-07 2010-11-23 General Electric Company Turbine nozzle segment and repair method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3017159A (en) * 1956-11-23 1962-01-16 Curtiss Wright Corp Hollow blade construction
US5243759A (en) * 1991-10-07 1993-09-14 United Technologies Corporation Method of casting to control the cooling air flow rate of the airfoil trailing edge
US6382907B1 (en) * 1998-05-25 2002-05-07 Abb Ab Component for a gas turbine
CN100557198C (zh) * 2004-02-27 2009-11-04 西门子公司 涡轮机的叶片或翼片

Also Published As

Publication number Publication date
BR102012027855A2 (pt) 2015-09-15
JP2013096408A (ja) 2013-05-20
CN103089325A (zh) 2013-05-08
CA2793459A1 (en) 2013-04-30
US8790084B2 (en) 2014-07-29
EP2594740A3 (en) 2018-05-23
EP2594740A2 (en) 2013-05-22
US20130108469A1 (en) 2013-05-02

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