CN103184898B - 具有导流凹槽的燃气涡轮喷嘴 - Google Patents

具有导流凹槽的燃气涡轮喷嘴 Download PDF

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Publication number
CN103184898B
CN103184898B CN201210588524.8A CN201210588524A CN103184898B CN 103184898 B CN103184898 B CN 103184898B CN 201210588524 A CN201210588524 A CN 201210588524A CN 103184898 B CN103184898 B CN 103184898B
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China
Prior art keywords
airfoil
diversion groove
suction surface
leading edge
turbine nozzle
Prior art date
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CN201210588524.8A
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English (en)
Chinese (zh)
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CN103184898A (zh
Inventor
C.A.比勒克
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General Electric Company PLC
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General Electric Co
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Publication of CN103184898A publication Critical patent/CN103184898A/zh
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Publication of CN103184898B publication Critical patent/CN103184898B/zh
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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
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • 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
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/145—Means for influencing boundary layers or secondary circulations

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CN201210588524.8A 2012-01-03 2012-12-31 具有导流凹槽的燃气涡轮喷嘴 Active CN103184898B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/342261 2012-01-03
US13/342,261 US9062554B2 (en) 2012-01-03 2012-01-03 Gas turbine nozzle with a flow groove

Publications (2)

Publication Number Publication Date
CN103184898A CN103184898A (zh) 2013-07-03
CN103184898B true CN103184898B (zh) 2017-04-12

Family

ID=47664071

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210588524.8A Active CN103184898B (zh) 2012-01-03 2012-12-31 具有导流凹槽的燃气涡轮喷嘴

Country Status (5)

Country Link
US (1) US9062554B2 (enExample)
EP (1) EP2612991B1 (enExample)
JP (1) JP6254756B2 (enExample)
CN (1) CN103184898B (enExample)
RU (1) RU2012158322A (enExample)

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FR2993323B1 (fr) * 2012-07-12 2014-08-15 Snecma Aube de turbomachine ayant un profil configure de maniere a obtenir des proprietes aerodynamiques et mecaniques ameliorees
JP5705945B1 (ja) * 2013-10-28 2015-04-22 ミネベア株式会社 遠心式ファン
BR112017021169B1 (pt) 2015-04-08 2022-11-22 Horton, Inc Pá de ventoinha e método de operação de ventoinha de fluxo axial
US10215194B2 (en) 2015-12-21 2019-02-26 Pratt & Whitney Canada Corp. Mistuned fan
US10670041B2 (en) 2016-02-19 2020-06-02 Pratt & Whitney Canada Corp. Compressor rotor for supersonic flutter and/or resonant stress mitigation
US10436037B2 (en) 2016-07-22 2019-10-08 General Electric Company Blade with parallel corrugated surfaces on inner and outer surfaces
US10465525B2 (en) 2016-07-22 2019-11-05 General Electric Company Blade with internal rib having corrugated surface(s)
US10465520B2 (en) 2016-07-22 2019-11-05 General Electric Company Blade with corrugated outer surface(s)
US10450868B2 (en) 2016-07-22 2019-10-22 General Electric Company Turbine rotor blade with coupon having corrugated surface(s)
US10443399B2 (en) 2016-07-22 2019-10-15 General Electric Company Turbine vane with coupon having corrugated surface(s)
US10823203B2 (en) 2017-03-22 2020-11-03 Pratt & Whitney Canada Corp. Fan rotor with flow induced resonance control
US10458436B2 (en) 2017-03-22 2019-10-29 Pratt & Whitney Canada Corp. Fan rotor with flow induced resonance control
US10480535B2 (en) 2017-03-22 2019-11-19 Pratt & Whitney Canada Corp. Fan rotor with flow induced resonance control
BE1026579B1 (fr) * 2018-08-31 2020-03-30 Safran Aero Boosters Sa Aube a protuberance pour compresseur de turbomachine
KR20220064706A (ko) * 2020-11-12 2022-05-19 한국전력공사 가스 터빈용 로터 및 가스 터빈용 로터의 표면 가공위치 선정 방법

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US5520512A (en) * 1995-03-31 1996-05-28 General Electric Co. Gas turbines having different frequency applications with hardware commonality
WO2007141596A3 (en) * 2005-12-29 2008-03-20 Rolls Royce Power Eng Turbine nozzle blade airfoil geometry
EP1312757B1 (en) * 2001-11-15 2009-03-25 General Electric Company Methods and apparatus for cooling gas turbine nozzles

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US2041793A (en) 1934-09-01 1936-05-26 Edward A Stalker Slotted wing
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US4884944A (en) 1988-09-07 1989-12-05 Avco Corporation Compressor flow fence
US5151014A (en) * 1989-06-30 1992-09-29 Airflow Research And Manufacturing Corporation Lightweight airfoil
US5337568A (en) 1993-04-05 1994-08-16 General Electric Company Micro-grooved heat transfer wall
US5738298A (en) 1995-06-08 1998-04-14 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Tip fence for reduction of lift-generated airframe noise
JP4241937B2 (ja) * 1997-04-01 2009-03-18 シーメンス アクチエンゲゼルシヤフト 蒸気タービンおよび蒸気タービン用翼
US6431820B1 (en) * 2001-02-28 2002-08-13 General Electric Company Methods and apparatus for cooling gas turbine engine blade tips
EP1371813A1 (de) 2002-06-13 2003-12-17 ALSTOM (Switzerland) Ltd Beschaufelung für Strömungsmaschine
GB0213551D0 (en) 2002-06-13 2002-07-24 Univ Nottingham Controlling boundary layer fluid flow
US7604461B2 (en) 2005-11-17 2009-10-20 General Electric Company Rotor blade for a wind turbine having aerodynamic feature elements
US20080298973A1 (en) 2007-05-29 2008-12-04 Siemens Power Generation, Inc. Turbine vane with divided turbine vane platform
US8784051B2 (en) 2008-06-30 2014-07-22 Pratt & Whitney Canada Corp. Strut for a gas turbine engine
FR2938871B1 (fr) 2008-11-25 2014-11-14 Snecma Grille d'aubes de turbomachine munie de guides d'ecoulement
US8092178B2 (en) * 2008-11-28 2012-01-10 Pratt & Whitney Canada Corp. Turbine blade for a gas turbine engine
US8677763B2 (en) * 2009-03-10 2014-03-25 General Electric Company Method and apparatus for gas turbine engine temperature management
EP2386726B1 (de) * 2010-05-12 2012-10-31 Siemens Aktiengesellschaft Kanalwandabschnitt für einen ringförmigen Strömungskanal einer Axialturbomaschine mit Radialspalteinstellung, zugehöriger Axialverdichter und Gasturbine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5332360A (en) * 1993-09-08 1994-07-26 General Electric Company Stator vane having reinforced braze joint
US5520512A (en) * 1995-03-31 1996-05-28 General Electric Co. Gas turbines having different frequency applications with hardware commonality
EP1312757B1 (en) * 2001-11-15 2009-03-25 General Electric Company Methods and apparatus for cooling gas turbine nozzles
WO2007141596A3 (en) * 2005-12-29 2008-03-20 Rolls Royce Power Eng Turbine nozzle blade airfoil geometry

Also Published As

Publication number Publication date
US9062554B2 (en) 2015-06-23
CN103184898A (zh) 2013-07-03
RU2012158322A (ru) 2014-07-10
JP6254756B2 (ja) 2017-12-27
EP2612991B1 (en) 2020-07-22
US20130170977A1 (en) 2013-07-04
EP2612991A3 (en) 2014-03-19
EP2612991A2 (en) 2013-07-10
JP2013139816A (ja) 2013-07-18

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Effective date of registration: 20240111

Address after: Swiss Baden

Patentee after: GENERAL ELECTRIC CO. LTD.

Address before: New York State, USA

Patentee before: General Electric Co.