JP6334155B2 - ガスタービン排気フレームのための互い違いの二重列のスロット付きエーロフォイル設計 - Google Patents

ガスタービン排気フレームのための互い違いの二重列のスロット付きエーロフォイル設計 Download PDF

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Publication number
JP6334155B2
JP6334155B2 JP2013259694A JP2013259694A JP6334155B2 JP 6334155 B2 JP6334155 B2 JP 6334155B2 JP 2013259694 A JP2013259694 A JP 2013259694A JP 2013259694 A JP2013259694 A JP 2013259694A JP 6334155 B2 JP6334155 B2 JP 6334155B2
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Japan
Prior art keywords
wall
airfoil
airfoils
gas turbine
slot
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JP2013259694A
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English (en)
Japanese (ja)
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JP2014122622A (ja
JP2014122622A5 (enExample
Inventor
クナル・ウペンドラ・サケカール
ムーシィ・スブラマニヤン
スリニヴァスラオ・パッカラ
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General Electric Co
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General Electric Co
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • 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
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/30—Exhaust heads, chambers, or the like
    • 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
    • F01D5/146—Shape, i.e. outer, aerodynamic form of blades with tandem configuration, split blades or slotted blades
    • 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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using 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
    • F05D2240/10—Stators
    • F05D2240/12—Fluid guiding means, e.g. vanes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
JP2013259694A 2012-12-20 2013-12-17 ガスタービン排気フレームのための互い違いの二重列のスロット付きエーロフォイル設計 Active JP6334155B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/723,047 2012-12-20
US13/723,047 US9422864B2 (en) 2012-12-20 2012-12-20 Staggered double row, slotted airfoil design for gas turbine exhaust frame

Publications (3)

Publication Number Publication Date
JP2014122622A JP2014122622A (ja) 2014-07-03
JP2014122622A5 JP2014122622A5 (enExample) 2017-01-26
JP6334155B2 true JP6334155B2 (ja) 2018-05-30

Family

ID=49766941

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013259694A Active JP6334155B2 (ja) 2012-12-20 2013-12-17 ガスタービン排気フレームのための互い違いの二重列のスロット付きエーロフォイル設計

Country Status (4)

Country Link
US (1) US9422864B2 (enExample)
EP (1) EP2746535B1 (enExample)
JP (1) JP6334155B2 (enExample)
CN (1) CN203856520U (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210118304A (ko) * 2020-03-20 2021-09-30 두산중공업 주식회사 유동박리 현상을 줄이는 배기 디퓨저의 허브 구조

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US20130170969A1 (en) * 2012-01-04 2013-07-04 General Electric Company Turbine Diffuser
DE112014006477T5 (de) * 2014-03-18 2017-06-08 General Electric Company Abgasdiffusor mit einer Hauptstütze und kleinen Stützen
JP2016003584A (ja) * 2014-06-13 2016-01-12 ヤンマー株式会社 ガスタービンエンジン
US10255406B2 (en) * 2015-02-24 2019-04-09 Siemens Corporation Designing the geometry of a gas turbine exhaust diffuser on the basis of fluid dynamics information
US9771828B2 (en) 2015-04-01 2017-09-26 General Electric Company Turbine exhaust frame and method of vane assembly
US9784133B2 (en) * 2015-04-01 2017-10-10 General Electric Company Turbine frame and airfoil for turbine frame
JP6546481B2 (ja) * 2015-08-31 2019-07-17 川崎重工業株式会社 排気ディフューザ
CN105715316B (zh) * 2016-01-26 2017-06-27 北京航空航天大学 一种带倒z字形支板的简易排气框架
PL419827A1 (pl) * 2016-12-16 2018-06-18 General Electric Company Rozpórki do ram wylotowych systemów turbin
US10519976B2 (en) * 2017-01-09 2019-12-31 Rolls-Royce Corporation Fluid diodes with ridges to control boundary layer in axial compressor stator vane
DE102017118583B4 (de) 2017-08-15 2021-01-21 Deutsches Zentrum für Luft- und Raumfahrt e.V. Anordnung von Stützstreben in einem abstromseitigen Ringraum einer Gasturbine
US10808540B2 (en) * 2018-03-22 2020-10-20 Raytheon Technologies Corporation Case for gas turbine engine
US11454128B2 (en) * 2018-08-06 2022-09-27 General Electric Company Fairing assembly
DE102019200885A1 (de) * 2019-01-24 2020-07-30 MTU Aero Engines AG Leitgitter für eine Strömungsmaschine
US11149552B2 (en) 2019-12-13 2021-10-19 General Electric Company Shroud for splitter and rotor airfoils of a fan for a gas turbine engine
US12055057B2 (en) 2022-12-30 2024-08-06 Pratt & Whitney Canada Corp. Engine strut flow control

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FR1104644A (fr) 1954-02-15 1955-11-22 Thomson Houston Comp Francaise Perfectionnements aux systèmes de commande de l'écoulement d'un fluide
GB1291235A (en) * 1968-10-02 1972-10-04 Rolls Royce Fluid flow machine
US4023350A (en) * 1975-11-10 1977-05-17 United Technologies Corporation Exhaust case for a turbine machine
US5152661A (en) * 1988-05-27 1992-10-06 Sheets Herman E Method and apparatus for producing fluid pressure and controlling boundary layer
US4989406A (en) * 1988-12-29 1991-02-05 General Electric Company Turbine engine assembly with aft mounted outlet guide vanes
US5284011A (en) 1992-12-14 1994-02-08 General Electric Company Damped turbine engine frame
JP3070401B2 (ja) * 1994-08-23 2000-07-31 株式会社日立製作所 ガスタービン排気構造
US5562419A (en) 1995-06-06 1996-10-08 General Electric Company Shrouded fan blisk
US5851105A (en) 1995-06-28 1998-12-22 General Electric Company Tapered strut frame
US6715983B2 (en) * 2001-09-27 2004-04-06 General Electric Company Method and apparatus for reducing distortion losses induced to gas turbine engine airflow
EP1505263A1 (de) 2003-08-08 2005-02-09 Siemens Aktiengesellschaft Abströmleiteinrichtung im Diffusor einer Strömungsmaschine und Verfahren zur Strömungsablenkung
US7100358B2 (en) 2004-07-16 2006-09-05 Pratt & Whitney Canada Corp. Turbine exhaust case and method of making
US20100158684A1 (en) 2006-11-14 2010-06-24 Baralon Stephane Vane assembly configured for turning a flow in a gas turbine engine, a stator component comprising the vane assembly, a gas turbine and an aircraft jet engine
US8061983B1 (en) 2008-06-20 2011-11-22 Florida Turbine Technoligies, Inc. Exhaust diffuser strut with stepped trailing edge
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210118304A (ko) * 2020-03-20 2021-09-30 두산중공업 주식회사 유동박리 현상을 줄이는 배기 디퓨저의 허브 구조
KR102350377B1 (ko) 2020-03-20 2022-01-14 두산중공업 주식회사 유동박리 현상을 줄이는 배기 디퓨저의 허브 구조

Also Published As

Publication number Publication date
EP2746535A1 (en) 2014-06-25
EP2746535B1 (en) 2020-11-18
US9422864B2 (en) 2016-08-23
CN203856520U (zh) 2014-10-01
JP2014122622A (ja) 2014-07-03
US20140178187A1 (en) 2014-06-26

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