FR2257830A1 - Cavitation free throttle valve - with two or more stages of progressively increasing flow area to avoid noise - Google Patents

Cavitation free throttle valve - with two or more stages of progressively increasing flow area to avoid noise

Info

Publication number
FR2257830A1
FR2257830A1 FR7500818A FR7500818A FR2257830A1 FR 2257830 A1 FR2257830 A1 FR 2257830A1 FR 7500818 A FR7500818 A FR 7500818A FR 7500818 A FR7500818 A FR 7500818A FR 2257830 A1 FR2257830 A1 FR 2257830A1
Authority
FR
France
Prior art keywords
flow area
stages
throttle valve
progressively increasing
increasing flow
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
FR7500818A
Other languages
English (en)
French (fr)
Other versions
FR2257830B3 (enrdf_load_stackoverflow
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.)
Tour Agenturer AB
Original Assignee
Tour Agenturer AB
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 claimed from SE7400334A external-priority patent/SE379410B/xx
Application filed by Tour Agenturer AB filed Critical Tour Agenturer AB
Publication of FR2257830A1 publication Critical patent/FR2257830A1/fr
Application granted granted Critical
Publication of FR2257830B3 publication Critical patent/FR2257830B3/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K47/00—Means in valves for absorbing fluid energy
    • F16K47/08—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/30—Details
    • F16K3/34—Arrangements for modifying the way in which the rate of flow varies during the actuation of the valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/02—Energy absorbers; Noise absorbers
    • F16L55/027—Throttle passages
    • F16L55/02781—The regulating element being provided with radial outputs

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Valves (AREA)
  • Lift Valve (AREA)
FR7500818A 1974-01-11 1975-01-13 Cavitation free throttle valve - with two or more stages of progressively increasing flow area to avoid noise Granted FR2257830A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7400334A SE379410B (enrdf_load_stackoverflow) 1974-01-11 1974-01-11
SE7415208 1974-12-04

Publications (2)

Publication Number Publication Date
FR2257830A1 true FR2257830A1 (en) 1975-08-08
FR2257830B3 FR2257830B3 (enrdf_load_stackoverflow) 1977-09-30

Family

ID=26656441

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7500818A Granted FR2257830A1 (en) 1974-01-11 1975-01-13 Cavitation free throttle valve - with two or more stages of progressively increasing flow area to avoid noise

Country Status (2)

Country Link
DE (1) DE2500723A1 (enrdf_load_stackoverflow)
FR (1) FR2257830A1 (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0169134A1 (fr) * 1984-07-20 1986-01-22 Centre Technique Des Industries Mecaniques Distributeur hydraulique proportionnel
EP0692755A1 (fr) * 1994-07-13 1996-01-17 ETAT FRANCAIS Représenté par le Délégué Général pour l'Armement Dispositif de régulation automatique du débit d'un circuit alimenté par un fluide à pression variable
WO2008020128A1 (fr) * 2006-08-16 2008-02-21 Thomas Jean-Marie Rauzy Régulateur de veine fluide à l'épreuve de pression différentielle critique.
US9677687B2 (en) 2011-04-04 2017-06-13 Metso Automation Inc. Device for reducing flow noise and valve

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3044910A1 (de) * 1980-11-28 1982-07-01 Hans-Günter Dipl.-Ing. 4300 Essen Eckhardt Schalldaempfer fuer fluessigkeitsrohrleitungen
DE4033362C3 (de) * 1990-10-17 2000-02-10 Horst Jaekel Vorrichtung zum Reduzieren des Druckes eines gasförmigen Mediums
DE4238859C1 (de) * 1992-11-18 1994-02-24 Cerpraecis Anwendungen Fuer In Drosselvorrichtung, insbesondere Drosselventil
DE10354453B4 (de) * 2003-11-21 2006-12-07 Robert Bosch Gmbh Geräuschdämpfungselement für Strömungskreise
DE102004020545B4 (de) * 2004-04-27 2006-10-19 Webasto Ag Zusatzheizgeräteanordnung mit einem Abgasrohr mit reduzierter Geräuschemission sowie Fahrzeug mit einer solchen Anordnung
FI20115319A7 (fi) * 2011-04-04 2012-10-05 Metso Automation Oy Laitteisto virtausmelun alentamiseksi ja venttiili
JP2016118282A (ja) * 2014-12-23 2016-06-30 日立建機株式会社 絞り弁
DE102021212202A1 (de) 2021-10-26 2023-04-27 Vitesco Technologies GmbH Drosselklappenstellereinheit, Brennstoffzellensystem mit einer derartigen Drosselklappenstellereinheit und Kraftfahrzeug mit einem derartigen Brennstoffzellensystem

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0169134A1 (fr) * 1984-07-20 1986-01-22 Centre Technique Des Industries Mecaniques Distributeur hydraulique proportionnel
FR2567984A1 (fr) * 1984-07-20 1986-01-24 Centre Techn Ind Mecanique Distributeur hydraulique proportionnel
US4700747A (en) * 1984-07-20 1987-10-20 Centre Techniques Des Industries Mecaniques Proportional hydraulic distributor
EP0692755A1 (fr) * 1994-07-13 1996-01-17 ETAT FRANCAIS Représenté par le Délégué Général pour l'Armement Dispositif de régulation automatique du débit d'un circuit alimenté par un fluide à pression variable
FR2722586A1 (fr) * 1994-07-13 1996-01-19 Etat Francais Represente Par Le Delegue General Po Dispositif de regulation automatique du debit d'uncircuit alimente par un fluide a pression variable
WO2008020128A1 (fr) * 2006-08-16 2008-02-21 Thomas Jean-Marie Rauzy Régulateur de veine fluide à l'épreuve de pression différentielle critique.
FR2904987A1 (fr) * 2006-08-16 2008-02-22 Thomas Jean Marie Rauzy Regulateur de veine fluide a l'epreuve de pression differentielle critique.
US9677687B2 (en) 2011-04-04 2017-06-13 Metso Automation Inc. Device for reducing flow noise and valve

Also Published As

Publication number Publication date
FR2257830B3 (enrdf_load_stackoverflow) 1977-09-30
DE2500723A1 (de) 1975-07-17

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Legal Events

Date Code Title Description
ST Notification of lapse