FR2454009A1 - Procede et dispositif de commande d'ecoulement - Google Patents

Procede et dispositif de commande d'ecoulement

Info

Publication number
FR2454009A1
FR2454009A1 FR8007940A FR8007940A FR2454009A1 FR 2454009 A1 FR2454009 A1 FR 2454009A1 FR 8007940 A FR8007940 A FR 8007940A FR 8007940 A FR8007940 A FR 8007940A FR 2454009 A1 FR2454009 A1 FR 2454009A1
Authority
FR
France
Prior art keywords
zone
neck
flow
gaseous medium
walls
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
FR8007940A
Other languages
English (en)
Other versions
FR2454009B1 (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.)
Dresser Inventments NV
Original Assignee
Dresser Inventments NV
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 Dresser Inventments NV filed Critical Dresser Inventments NV
Publication of FR2454009A1 publication Critical patent/FR2454009A1/fr
Application granted granted Critical
Publication of FR2454009B1 publication Critical patent/FR2454009B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M9/00—Carburettors having air or fuel-air mixture passage throttling valves other than of butterfly type; Carburettors having fuel-air mixing chambers of variable shape or position
    • F02M9/10—Carburettors having air or fuel-air mixture passage throttling valves other than of butterfly type; Carburettors having fuel-air mixing chambers of variable shape or position having valves, or like controls, of elastic-wall type for controlling the passage, or for varying cross-sectional area, of fuel-air mixing chambers or of the entry passage
    • F02M9/103—Mechanical control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M19/00—Details, component parts, or accessories of carburettors, not provided for in, or of interest apart from, the apparatus of groups F02M1/00 - F02M17/00
    • F02M19/08—Venturis
    • F02M19/081—Shape of venturis or cross-section of mixture passages being adjustable
    • 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
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/56—Variable venturi
    • 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
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/78—Sonic flow
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Jet Pumps And Other Pumps (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Pipe Accessories (AREA)

Abstract

PROCEDE ET DISPOSITIF POUR DISTRIBUER UN MILIEU GAZEUX A UN EQUIPEMENT D'UTILISATION. LE DISPOSITIF COMPORTE DEUX PLAQUES FIXES ENTRE LESQUELLES SONT MONTEES DEUX MACHOIRES MOBILES 16, 18 QUI DELIMITENT UN PASSAGE D'ECOULEMENT COMPORTANT UNE ZONE D'ADMISSION 24, UN COL 26 ET UNE ZONE DIVERGENTE 28 QUI SERT A RECUPERER L'ENERGIE CINETIQUE DU MILIEU GAZEUX A GRANDE VITESSE ET A MAINTENIR UN ECOULEMENT SONIQUE DANS LE COL. DES PERFORATIONS 36 SONT FORMEES DANS LES PAROIS DE LA ZONE DIVERGENTE, A UNE CERTAINE DISTANCE EN AVAL DU COL, ET SONT RACCORDEES PAR DES PASSAGES 38, 40 A LA SORTIE DU DISPOSITIF POUR RECIRCULER UNE PARTIE DU MILIEU GAZEUX, EN CAS D'ECOULEMENT SUPERSONIQUE, DANS CETTE ZONE AFIN DE DEPLACER LE CHOC VERS L'AMONT ET PERMETTRE A L'ECOULEMENT DE SE RECOLLER AUX PAROIS AVANT DE SORTIR DU DISPOSITIF. APLICATION NOTAMMENT A UN CARBURATEUR.
FR8007940A 1979-04-11 1980-04-09 Procede et dispositif de commande d'ecoulement Granted FR2454009A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/029,151 US4231971A (en) 1979-04-11 1979-04-11 Flow method and device

Publications (2)

Publication Number Publication Date
FR2454009A1 true FR2454009A1 (fr) 1980-11-07
FR2454009B1 FR2454009B1 (fr) 1984-06-29

Family

ID=21847528

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8007940A Granted FR2454009A1 (fr) 1979-04-11 1980-04-09 Procede et dispositif de commande d'ecoulement

Country Status (7)

Country Link
US (1) US4231971A (fr)
JP (1) JPS55139588A (fr)
CA (1) CA1129280A (fr)
DE (1) DE3012630C2 (fr)
FR (1) FR2454009A1 (fr)
GB (1) GB2047813B (fr)
IT (1) IT1126985B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3445841A1 (de) * 1984-12-15 1986-06-19 Atlas Fahrzeugtechnik GmbH, 5980 Werdohl Venturivergaser
DE4338869A1 (de) * 1992-11-21 1994-05-26 Zeppelin Schuettguttech Gmbh Vorrichtung zum Einstellen einer vorgegebenen Gasmenge
US7073473B2 (en) * 2003-07-18 2006-07-11 Litens Automotive Partnership Intake manifold variable runner area

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029430A (en) * 1975-09-02 1977-06-14 Fonda Bonardi Giusto Short subsonic diffuser for large pressure ratios
FR2393236A1 (fr) * 1977-06-01 1978-12-29 Dresser Investments Appareil de dosage et de distribution de combustible
US4132499A (en) * 1976-01-29 1979-01-02 Ben Gurion University Of The Negev Wind driven energy generating device

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1258153A (en) * 1915-12-06 1918-03-05 Multiune Carburetor Company Carbureter.
SU141488A1 (ru) * 1961-03-20 1961-11-30 конов Р.И. Дь Диффузор
GB1259124A (fr) * 1968-12-06 1972-01-05
US3599431A (en) * 1969-04-18 1971-08-17 Robert S Estes Fluid-dynamic engine
FR2084292A5 (fr) * 1970-03-06 1971-12-17 Dresser Ind
US4049758A (en) * 1973-07-30 1977-09-20 Dresser Industries, Inc. Fuel introduction device for internal combustion engine
US3949025A (en) * 1974-01-04 1976-04-06 Dresser Industries, Inc. Variable throat venturi apparatus for mixing and modulating liquid fuel and intake air to an internal combustion engine
GB1502984A (en) * 1975-03-14 1978-03-08 Ford Motor Co Variable venturi carburettor
GB1573926A (en) * 1976-03-24 1980-08-28 Rolls Royce Fluid flow diffuser
US4206158A (en) * 1976-04-05 1980-06-03 Ford Motor Company Sonic flow carburetor with fuel distributing means
US4054621A (en) * 1976-05-21 1977-10-18 General Motors Corporation Carburetor pneumatic fuel atomizer and throttle valve
US4139581A (en) * 1976-09-16 1979-02-13 Swanson Wilbur M Carburetor
US4198357A (en) * 1978-12-08 1980-04-15 Dresser Industries, Inc. Flow device and method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029430A (en) * 1975-09-02 1977-06-14 Fonda Bonardi Giusto Short subsonic diffuser for large pressure ratios
US4132499A (en) * 1976-01-29 1979-01-02 Ben Gurion University Of The Negev Wind driven energy generating device
FR2393236A1 (fr) * 1977-06-01 1978-12-29 Dresser Investments Appareil de dosage et de distribution de combustible

Also Published As

Publication number Publication date
US4231971A (en) 1980-11-04
GB2047813B (en) 1983-04-20
IT8048207A0 (it) 1980-03-19
CA1129280A (fr) 1982-08-10
IT1126985B (it) 1986-05-21
DE3012630A1 (de) 1980-10-16
DE3012630C2 (de) 1982-10-21
FR2454009B1 (fr) 1984-06-29
JPS55139588A (en) 1980-10-31
GB2047813A (en) 1980-12-03

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Legal Events

Date Code Title Description
ST Notification of lapse