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FR2438157A1 - Grille d'aubes pour turbine ou compresseur - Google Patents

Grille d'aubes pour turbine ou compresseur

Info

Publication number
FR2438157A1
FR2438157A1 FR7828461A FR7828461A FR2438157A1 FR 2438157 A1 FR2438157 A1 FR 2438157A1 FR 7828461 A FR7828461 A FR 7828461A FR 7828461 A FR7828461 A FR 7828461A FR 2438157 A1 FR2438157 A1 FR 2438157A1
Authority
FR
France
Prior art keywords
turbine
ceiling
aubes
grid
floor
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
FR7828461A
Other languages
English (en)
Other versions
FR2438157B1 (fr
Inventor
Gilbert Riollet
Rasmond Bessay
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.)
Alstom SA
Original Assignee
Alsthom Atlantique 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 Alsthom Atlantique SA filed Critical Alsthom Atlantique SA
Priority to FR7828461A priority Critical patent/FR2438157A1/fr
Priority to US06/196,798 priority patent/US4362465A/en
Priority to PCT/FR1979/000090 priority patent/WO1980000729A1/fr
Priority to DE7979901202T priority patent/DE2964997D1/de
Priority to JP50160279A priority patent/JPS55500757A/ja
Priority to EP79901202A priority patent/EP0020426B1/fr
Publication of FR2438157A1 publication Critical patent/FR2438157A1/fr
Priority to BE1/10075A priority patent/BE886658A/fr
Application granted granted Critical
Publication of FR2438157B1 publication Critical patent/FR2438157B1/fr
Granted 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
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/145—Means for influencing boundary layers or secondary circulations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

GRILLE D'AUBES POUR TURBINE OU COMPRESSEUR COMPORTANT UNE SUITE D'AUBES DISPOSEES ENTRE UN PLAFOND ET UN PLANCHER DEFINISSANT UNE SUITE DE CANAUX. CETTE GRILLE COMPORTE DES COMMUNICATIONS PERCEES DANS LE PLAFOND ETOU LE PLANCHER DEBOUCHANT A UNE EXTREMITE AU VOISINAGE DE L'EXTRADOS DES AUBES ET A L'AUTRE EXTREMITE EN AMONT DE LA GRILLE. REDUCTION DE LA DEPRESSION EXTRADOS UNIQUEMENT AU DROIT DU PLANCHER ET DU PLAFOND ENTRAINANT UNE DIMINUTION DES PERTES SECONDAIRES, TANDIS QUE LA REPARTITION DE LA PRESSION RESTE OPTIMALE DANS LA PARTIE SAINE DU CANAL.
FR7828461A 1978-10-05 1978-10-05 Grille d'aubes pour turbine ou compresseur Granted FR2438157A1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR7828461A FR2438157A1 (fr) 1978-10-05 1978-10-05 Grille d'aubes pour turbine ou compresseur
US06/196,798 US4362465A (en) 1978-10-05 1979-10-04 Set of blades for a turbine
PCT/FR1979/000090 WO1980000729A1 (fr) 1978-10-05 1979-10-04 Grille d'aubes pour turbine
DE7979901202T DE2964997D1 (en) 1978-10-05 1979-10-04 Blade grid for turbine
JP50160279A JPS55500757A (fr) 1978-10-05 1979-10-04
EP79901202A EP0020426B1 (fr) 1978-10-05 1980-04-22 Grille d'aubes pour turbine
BE1/10075A BE886658A (fr) 1978-10-05 1980-12-15 Grille d'aubes pour turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7828461A FR2438157A1 (fr) 1978-10-05 1978-10-05 Grille d'aubes pour turbine ou compresseur

Publications (2)

Publication Number Publication Date
FR2438157A1 true FR2438157A1 (fr) 1980-04-30
FR2438157B1 FR2438157B1 (fr) 1981-07-17

Family

ID=9213367

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7828461A Granted FR2438157A1 (fr) 1978-10-05 1978-10-05 Grille d'aubes pour turbine ou compresseur

Country Status (7)

Country Link
US (1) US4362465A (fr)
EP (1) EP0020426B1 (fr)
JP (1) JPS55500757A (fr)
BE (1) BE886658A (fr)
DE (1) DE2964997D1 (fr)
FR (1) FR2438157A1 (fr)
WO (1) WO1980000729A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2666846A1 (fr) * 1990-09-13 1992-03-20 Alsthom Gec Grille d'aubes pour turbomachine munie de fentes d'aspiration dans le plafond et/ou dans le plancher et turbomachine comportant ces grilles.
WO1994012765A1 (fr) * 1992-11-24 1994-06-09 United Technologies Corporation Aube de rotor a plateforme integrale refroidie

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA8234B (en) * 1981-01-05 1982-11-24 Alsthom Atlantique A turbine stage
US4463552A (en) * 1981-12-14 1984-08-07 United Technologies Corporation Combined surge bleed and dust removal system for a fan-jet engine
JPH0833098B2 (ja) * 1989-02-27 1996-03-29 株式会社次世代航空機基盤技術研究所 軸流圧縮機の翼列構造
JPH0399803U (fr) * 1990-01-29 1991-10-18
JP2003517525A (ja) * 1998-02-26 2003-05-27 アリソン・アドバンスト・ディベロップメント・カンパニー 圧縮機端壁ブリードシステム
DE102004030597A1 (de) * 2004-06-24 2006-01-26 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit Aussenradstrahlerzeugung am Stator
DE102008036294A1 (de) * 2008-08-04 2010-02-11 Mtu Aero Engines Gmbh Axialverdichter mit Verdichtergitter
DE102008052409A1 (de) 2008-10-21 2010-04-22 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit saugseitennaher Randenergetisierung
FR2958694B1 (fr) * 2010-04-07 2014-04-18 Snecma Compresseur de moteur, en particulier de turboreacteur d'aeronef, muni d'un systeme de prelevement d'air
ES2682598T3 (es) 2015-12-17 2018-09-21 Henkel Ag & Co. Kgaa Complejos de titanio como catalizadores de vulcanización
JP7356285B2 (ja) * 2019-07-31 2023-10-04 三菱重工業株式会社 軸流タービン

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR833985A (fr) * 1937-02-24 1938-11-08 Rheinmetall Borsig Ag Perfectionnements apportés aux turbo-compresseurs en vue d'empêcher les filets fluides de se détacher de la paroi
DE876282C (de) * 1942-12-22 1953-05-11 Siemens Ag Verdichter mit radial beaufschlagtem Schaufelgitter und Grenzschichtabsaugung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR341014A (fr) * 1903-10-15 1904-07-27 Georges Westinghouse Perfectionnements dans les turbines à fluide sous pression
US2291828A (en) * 1940-05-04 1942-08-04 Westinghouse Electric & Mfg Co Turbine blading
DE1106027B (de) 1955-07-18 1961-05-04 Power Jets Res & Dev Ltd Axialverdichter, dessen Lauf- und/oder Leitschaufeln mit einem Deckband versehen sind
JPS51149406A (en) * 1975-06-18 1976-12-22 Toshiba Corp Turbine
JPS5254807A (en) * 1975-10-31 1977-05-04 Hitachi Ltd Axial-flow fluid machine
JPS5254809A (en) * 1975-10-31 1977-05-04 Hitachi Ltd Axial-flow fluid machine construction
JPS6014161A (ja) * 1983-07-06 1985-01-24 Ngk Spark Plug Co Ltd 空燃比センサ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR833985A (fr) * 1937-02-24 1938-11-08 Rheinmetall Borsig Ag Perfectionnements apportés aux turbo-compresseurs en vue d'empêcher les filets fluides de se détacher de la paroi
DE876282C (de) * 1942-12-22 1953-05-11 Siemens Ag Verdichter mit radial beaufschlagtem Schaufelgitter und Grenzschichtabsaugung

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2666846A1 (fr) * 1990-09-13 1992-03-20 Alsthom Gec Grille d'aubes pour turbomachine munie de fentes d'aspiration dans le plafond et/ou dans le plancher et turbomachine comportant ces grilles.
EP0475329A3 (en) * 1990-09-13 1992-06-03 Gec Alsthom Sa Blade vows for a turbomachine with suction slots
WO1994012765A1 (fr) * 1992-11-24 1994-06-09 United Technologies Corporation Aube de rotor a plateforme integrale refroidie

Also Published As

Publication number Publication date
FR2438157B1 (fr) 1981-07-17
BE886658A (fr) 1981-06-15
US4362465A (en) 1982-12-07
EP0020426A1 (fr) 1981-01-07
JPS55500757A (fr) 1980-10-09
DE2964997D1 (en) 1983-04-14
EP0020426B1 (fr) 1983-03-09
WO1980000729A1 (fr) 1980-04-17

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Legal Events

Date Code Title Description
ST Notification of lapse