DE2966029D1 - Blade grid for a turbine and turbine comprising such a blad grid - Google Patents

Blade grid for a turbine and turbine comprising such a blad grid

Info

Publication number
DE2966029D1
DE2966029D1 DE7979901211T DE2966029T DE2966029D1 DE 2966029 D1 DE2966029 D1 DE 2966029D1 DE 7979901211 T DE7979901211 T DE 7979901211T DE 2966029 T DE2966029 T DE 2966029T DE 2966029 D1 DE2966029 D1 DE 2966029D1
Authority
DE
Germany
Prior art keywords
turbine
grid
blad
blade
blade grid
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.)
Expired
Application number
DE7979901211T
Other languages
German (de)
English (en)
Inventor
Gilbert Riollet
Raymond 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
Application granted granted Critical
Publication of DE2966029D1 publication Critical patent/DE2966029D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S415/00—Rotary kinetic fluid motors or pumps
    • Y10S415/914—Device to control boundary layer

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)
DE7979901211T 1978-10-05 1979-10-04 Blade grid for a turbine and turbine comprising such a blad grid Expired DE2966029D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7828459A FR2438155A1 (fr) 1978-10-05 1978-10-05 Grille d'aubes pour turbine ou compresseur et turbine ou compresseur comportant une telle grille d'aubes
PCT/FR1979/000089 WO1980000728A1 (fr) 1978-10-05 1979-10-04 Grille d'aubes pour turbine et turbine comportant une telle grille d'aubes

Publications (1)

Publication Number Publication Date
DE2966029D1 true DE2966029D1 (en) 1983-09-08

Family

ID=9213364

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7979901211T Expired DE2966029D1 (en) 1978-10-05 1979-10-04 Blade grid for a turbine and turbine comprising such a blad grid

Country Status (7)

Country Link
US (1) US4335995A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0020433B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS55500786A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE886657A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2966029D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2438155A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
WO (1) WO1980000728A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4863348A (en) * 1987-02-06 1989-09-05 Weinhold Wolfgang P Blade, especially a rotor blade
GB2207465B (en) * 1987-07-18 1992-02-19 Rolls Royce Plc A compressor and air bleed arrangement
US5020970A (en) * 1989-07-13 1991-06-04 Dresser-Rand Company Fluid-handling, bladed rotor
FR2661944B1 (fr) * 1990-05-14 1994-06-10 Alsthom Gec Etage de turbomachine avec pertes secondaires reduites.
FR2666846B1 (fr) * 1990-09-13 1992-10-16 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.
DE19524984A1 (de) * 1995-07-08 1997-01-09 Abb Management Ag Leitschaufelreihe für eine Turbine
CA2321640C (en) 1998-02-26 2004-01-06 Allison Advanced Development Company Compressor endwall bleed system
US6773227B2 (en) * 2003-01-10 2004-08-10 General Electric Company Wheel space pressure relief device
RU2279551C1 (ru) * 2005-01-11 2006-07-10 Открытое акционерное общество "Научно-производственное объединение по исследованию и проектированию энергетического оборудования им. И.И. Ползунова" (ОАО "НПО ЦКТИ") Высокотемпературная многоступенчатая паровая турбина
FR2916815B1 (fr) * 2007-05-30 2017-02-24 Snecma Compresseur a reinjection d'air
EP2055901A1 (en) * 2007-10-31 2009-05-06 Siemens Aktiengesellschaft Guide bucket for a turbine of a thermal power plant having a foot section
US9032738B2 (en) 2012-04-25 2015-05-19 Siemens Aktiengeselischaft Gas turbine compressor with bleed path
US9194259B2 (en) * 2012-05-31 2015-11-24 General Electric Company Apparatus for minimizing solid particle erosion in steam turbines
JP5591986B2 (ja) * 2013-07-22 2014-09-17 三菱重工業株式会社 端壁部材及びガスタービン
CZ309804B6 (cs) * 2022-08-25 2023-10-25 DOOSAN ŠKODA POWER s.r.o. Turbínová sestava axiální turbíny

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
DE893649C (de) * 1940-05-04 1953-10-19 Siemens Ag Einrichtung an Dampf- oder Gasturbinenbeschaufelungen
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
JPS5159106A (ja) * 1974-11-16 1976-05-24 Mitsubishi Heavy Ind Ltd Taabokikai
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

Also Published As

Publication number Publication date
FR2438155A1 (fr) 1980-04-30
US4335995A (en) 1982-06-22
JPS55500786A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-10-16
EP0020433A1 (fr) 1981-01-07
BE886657A (fr) 1981-06-15
WO1980000728A1 (fr) 1980-04-17
FR2438155B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1981-08-14
EP0020433B1 (fr) 1983-08-03

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee