FR2497544B1 - - Google Patents

Info

Publication number
FR2497544B1
FR2497544B1 FR8100210A FR8100210A FR2497544B1 FR 2497544 B1 FR2497544 B1 FR 2497544B1 FR 8100210 A FR8100210 A FR 8100210A FR 8100210 A FR8100210 A FR 8100210A FR 2497544 B1 FR2497544 B1 FR 2497544B1
Authority
FR
France
Prior art keywords
wall
fluid flow
outlet
axis
upstream
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
FR8100210A
Other languages
English (en)
Other versions
FR2497544A1 (fr
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
Priority to RO81106242A priority Critical patent/RO82608A/fr
Application filed by Alsthom Atlantique SA filed Critical Alsthom Atlantique SA
Priority to FR8100210A priority patent/FR2497544A1/fr
Priority to EP82100019A priority patent/EP0056233B1/fr
Priority to AT82100019T priority patent/ATE9832T1/de
Priority to DE8282100019T priority patent/DE3260910D1/de
Priority to JP57000821A priority patent/JPS57146003A/ja
Priority to ES508555A priority patent/ES8302862A1/es
Priority to CA000393683A priority patent/CA1193513A/fr
Priority to BR8200051A priority patent/BR8200051A/pt
Priority to US06/337,890 priority patent/US4471910A/en
Priority to AU79264/82A priority patent/AU547535B2/en
Priority to KR8200088A priority patent/KR890000914B1/ko
Priority to ZA82121A priority patent/ZA82121B/xx
Publication of FR2497544A1 publication Critical patent/FR2497544A1/fr
Application granted granted Critical
Publication of FR2497544B1 publication Critical patent/FR2497544B1/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
    • 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
    • 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
    • F04D29/682—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps by fluid extraction
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
    • 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
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Jet Pumps And Other Pumps (AREA)
  • Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
  • Soil Working Implements (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • External Artificial Organs (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Catching Or Destruction (AREA)
  • Finger-Pressure Massage (AREA)
  • Walking Sticks, Umbrellas, And Fans (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Medicinal Preparation (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
FR8100210A 1981-01-08 1981-01-08 Diffuseur a aspiration parietale Granted FR2497544A1 (fr)

Priority Applications (13)

Application Number Priority Date Filing Date Title
RO81106242A RO82608A (fr) 1981-01-08 1981-01-05 Diffuseur avec aspiration parietale
FR8100210A FR2497544A1 (fr) 1981-01-08 1981-01-08 Diffuseur a aspiration parietale
EP82100019A EP0056233B1 (fr) 1981-01-08 1982-01-05 Diffuseur à aspiration pariétale
AT82100019T ATE9832T1 (de) 1981-01-08 1982-01-05 Diffusor mit grenzschichtabsaugung.
DE8282100019T DE3260910D1 (en) 1981-01-08 1982-01-05 Diffusor with boundary layer suction
JP57000821A JPS57146003A (en) 1981-01-08 1982-01-06 Diffuser having side wall sucking part
ES508555A ES8302862A1 (es) 1981-01-08 1982-01-07 Perfeccionamientos en un difusor con aspiracion parietal.
CA000393683A CA1193513A (fr) 1981-01-08 1982-01-07 Diffuseur a aspiration parietale
BR8200051A BR8200051A (pt) 1981-01-08 1982-01-07 Difusor de aspiracao parietal
US06/337,890 US4471910A (en) 1981-01-08 1982-01-07 Diffuser with through-the-wall bleeding
AU79264/82A AU547535B2 (en) 1981-01-08 1982-01-07 Diffuser
KR8200088A KR890000914B1 (ko) 1981-01-08 1982-01-08 벽을 통해 유출하는 확산기
ZA82121A ZA82121B (en) 1981-01-08 1982-01-08 A diffuser with through the wall bleeding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8100210A FR2497544A1 (fr) 1981-01-08 1981-01-08 Diffuseur a aspiration parietale

Publications (2)

Publication Number Publication Date
FR2497544A1 FR2497544A1 (fr) 1982-07-09
FR2497544B1 true FR2497544B1 (fr) 1985-05-03

Family

ID=9253948

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8100210A Granted FR2497544A1 (fr) 1981-01-08 1981-01-08 Diffuseur a aspiration parietale

Country Status (13)

Country Link
US (1) US4471910A (fr)
EP (1) EP0056233B1 (fr)
JP (1) JPS57146003A (fr)
KR (1) KR890000914B1 (fr)
AT (1) ATE9832T1 (fr)
AU (1) AU547535B2 (fr)
BR (1) BR8200051A (fr)
CA (1) CA1193513A (fr)
DE (1) DE3260910D1 (fr)
ES (1) ES8302862A1 (fr)
FR (1) FR2497544A1 (fr)
RO (1) RO82608A (fr)
ZA (1) ZA82121B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5059093A (en) * 1990-06-07 1991-10-22 United Technologies Corporation Compressor bleed port
FR2835019B1 (fr) * 2002-01-22 2004-12-31 Snecma Moteurs Diffuseur pour moteur a turbine a gaz terrestre ou aeronautique
GB0229307D0 (en) * 2002-12-17 2003-01-22 Rolls Royce Plc A diffuser arrangement
US8474266B2 (en) 2009-07-24 2013-07-02 General Electric Company System and method for a gas turbine combustor having a bleed duct from a diffuser to a fuel nozzle
US8381532B2 (en) * 2010-01-27 2013-02-26 General Electric Company Bled diffuser fed secondary combustion system for gas turbines
US20130051974A1 (en) * 2011-08-25 2013-02-28 Honeywell International Inc. Gas turbine engines and methods for cooling components thereof with mid-impeller bleed cooling air
CN103244459B (zh) * 2013-04-25 2015-08-05 哈尔滨工业大学 一种亚音速吸附式轴流压气机气动设计方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR992353A (fr) * 1944-06-22 1951-10-17 Cem Comp Electro Mec Amélioration de la récupération des diffuseurs
US3216455A (en) * 1961-12-05 1965-11-09 Gen Electric High performance fluidynamic component
GB1000767A (en) * 1963-05-08 1965-08-11 Int Research & Dev Co Ltd Diffusers for fluids
FR2401311A1 (fr) * 1977-08-25 1979-03-23 Europ Turb Vapeur Dispositif d'echappement pour turbine axiale a fluide condensable

Also Published As

Publication number Publication date
ES508555A0 (es) 1982-12-01
KR830009415A (ko) 1983-12-21
DE3260910D1 (en) 1984-11-15
JPS57146003A (en) 1982-09-09
RO82608A (fr) 1983-09-26
AU547535B2 (en) 1985-10-24
ZA82121B (en) 1982-11-24
EP0056233B1 (fr) 1984-10-10
US4471910A (en) 1984-09-18
JPH0259285B2 (fr) 1990-12-12
CA1193513A (fr) 1985-09-17
ES8302862A1 (es) 1982-12-01
KR890000914B1 (ko) 1989-04-13
BR8200051A (pt) 1982-10-26
AU7926482A (en) 1982-07-15
FR2497544A1 (fr) 1982-07-09
EP0056233A1 (fr) 1982-07-21
ATE9832T1 (de) 1984-10-15

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Legal Events

Date Code Title Description
ST Notification of lapse