EP0914869A3 - Scaling-up-Düse - Google Patents

Scaling-up-Düse Download PDF

Info

Publication number
EP0914869A3
EP0914869A3 EP98120050A EP98120050A EP0914869A3 EP 0914869 A3 EP0914869 A3 EP 0914869A3 EP 98120050 A EP98120050 A EP 98120050A EP 98120050 A EP98120050 A EP 98120050A EP 0914869 A3 EP0914869 A3 EP 0914869A3
Authority
EP
European Patent Office
Prior art keywords
gap
nozzle
size range
large size
characteristics over
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
EP98120050A
Other languages
English (en)
French (fr)
Other versions
EP0914869B1 (de
EP0914869A2 (de
Inventor
Herbert Hüttlin
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.)
HUETTLIN, HERBERT, DR. H.C.
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP0914869A2 publication Critical patent/EP0914869A2/de
Publication of EP0914869A3 publication Critical patent/EP0914869A3/de
Application granted granted Critical
Publication of EP0914869B1 publication Critical patent/EP0914869B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/06—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane
    • B05B7/062—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane with only one liquid outlet and at least one gas outlet
    • B05B7/065—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane with only one liquid outlet and at least one gas outlet an inner gas outlet being surrounded by an annular adjacent liquid outlet

Landscapes

  • Nozzles (AREA)
  • Gas Separation By Absorption (AREA)
  • Air Bags (AREA)
  • Treating Waste Gases (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Feeding And Controlling Fuel (AREA)

Abstract

Eine Mehrstoffzerstäubungsdüse (10) mit zumindest drei konzentrischen, zu je einer spaltförmigen Mündungsöffnung führenden Strömungskanälen, wobei ein Mündungsspalt (32) zum Versprühen einer Flüssigkeit beidseits von je einem Mündungsspalt (30, 34) zum Austritt eines Gases umgeben ist, ist derart ausgestaltet, daß die Spaltbreite (42) des Mündungsspaltes zum Versprühen der Flüssigkeit an der Mündungsöffnung im Bereich von 0,2 mm bis 2,2 mm liegt, daß die Spaltbreite (40, 44) der Mündungsspälte zum Austritt der Gase an der Mündungsöffnung jeweils im Bereich von 0,3 mm bis 2,3 mm liegt, und daß das Verhältnis zwischen der Spaltbreite (42) des Mündungsspaltes zum Versprühen der Flüssigkeit und dessen umfänglicher Spaltlänge im Bereich zwischen 1:50 bis 1:5.000 liegt.
EP98120050A 1997-11-06 1998-10-23 Scaling-up-Düse Expired - Lifetime EP0914869B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19749072 1997-11-06
DE19749072A DE19749072C1 (de) 1997-11-06 1997-11-06 Mehrstoffzerstäuberdüse

Publications (3)

Publication Number Publication Date
EP0914869A2 EP0914869A2 (de) 1999-05-12
EP0914869A3 true EP0914869A3 (de) 2000-12-27
EP0914869B1 EP0914869B1 (de) 2004-01-07

Family

ID=7847822

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98120050A Expired - Lifetime EP0914869B1 (de) 1997-11-06 1998-10-23 Scaling-up-Düse

Country Status (5)

Country Link
US (1) US6045061A (de)
EP (1) EP0914869B1 (de)
AT (1) ATE257410T1 (de)
DE (2) DE19749072C1 (de)
ES (1) ES2212197T3 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10345342A1 (de) * 2003-09-19 2005-04-28 Engelhard Arzneimittel Gmbh Verfahren zur Herstellung eines lagerstabilen Extraktes aus Efeublättern, sowie ein nach diesem Verfahren hergestellter Extrakt
DE102004029029B4 (de) * 2004-06-09 2018-12-13 Deutsches Zentrum für Luft- und Raumfahrt e.V. Einspritzkopf
KR101017752B1 (ko) * 2005-11-29 2011-02-28 베테 포그 노즐 인코포레이티드 스프레이 노즐
DE102006019890B4 (de) * 2006-04-28 2008-10-16 Dürr Systems GmbH Zerstäuber und zugehöriges Betriebsverfahren
DE102007013628A1 (de) * 2007-03-19 2008-09-25 Wurz, Dieter, Prof. Dr.-Ing. Rücklaufdüsen mit Druckluftunterstützung
DE102010014580A1 (de) * 2010-04-09 2011-10-13 Dieter Wurz Mehrstoffdüse mit Primärgaskernstrahl
WO2012120230A1 (fr) * 2011-03-07 2012-09-13 Snecma Injecteur pour le mélange de deux ergols comprenant au moins un élément d'injection a structure tricoaxiale
FR3009688B1 (fr) * 2013-08-13 2017-03-03 Sames Tech Pulverisateur d'un produit de revetement liquide et installation de pulverisation comprenant un tel pulverisateur

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE857924C (de) * 1949-06-03 1952-12-04 Emil Dr-Ing Kirschbaum Zerstaeubungsduese
DE2757522B1 (de) * 1977-12-23 1979-03-22 Behr Hans Rund- oder Ringstrahlduese zum Erzeugen und Abstrahlen eines Nebels oder Aerosols zur Beschichtung von Gegenstaenden
US4544095A (en) * 1982-03-31 1985-10-01 Boliden Aktiebolag Method for atomization and device for carrying out the method
US5505045A (en) * 1992-11-09 1996-04-09 Fuel Systems Textron, Inc. Fuel injector assembly with first and second fuel injectors and inner, outer, and intermediate air discharge chambers

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE273511C (de) *
US1713529A (en) * 1925-11-10 1929-05-21 Grant Caroline Lilian Wales Garden trowel
US3084874A (en) * 1959-08-12 1963-04-09 Aeroprojects Inc Method and apparatus for generating aerosols
US5845846A (en) * 1969-12-17 1998-12-08 Fujisaki Electric Co., Ltd. Spraying nozzle and method for ejecting liquid as fine particles
DE2121066C3 (de) * 1971-04-29 1974-05-30 Knapsack Ag, 5033 Huerth-Knapsack Zerstäubungsdüse für einen Zerstäubungstrockner
DE3806537A1 (de) 1988-03-01 1989-09-14 Herbert Huettlin Duesenbaugruppe fuer apparaturen zum granulieren, pelletieren und/oder dragieren
DE4110127A1 (de) 1991-03-27 1992-10-01 Herbert Huettlin Duesenbaugruppe zum verspruehen von fluessigkeiten

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE857924C (de) * 1949-06-03 1952-12-04 Emil Dr-Ing Kirschbaum Zerstaeubungsduese
DE2757522B1 (de) * 1977-12-23 1979-03-22 Behr Hans Rund- oder Ringstrahlduese zum Erzeugen und Abstrahlen eines Nebels oder Aerosols zur Beschichtung von Gegenstaenden
US4544095A (en) * 1982-03-31 1985-10-01 Boliden Aktiebolag Method for atomization and device for carrying out the method
US5505045A (en) * 1992-11-09 1996-04-09 Fuel Systems Textron, Inc. Fuel injector assembly with first and second fuel injectors and inner, outer, and intermediate air discharge chambers

Also Published As

Publication number Publication date
EP0914869B1 (de) 2004-01-07
DE19749072C1 (de) 1999-06-10
US6045061A (en) 2000-04-04
ES2212197T3 (es) 2004-07-16
ATE257410T1 (de) 2004-01-15
DE59810539D1 (de) 2004-02-12
EP0914869A2 (de) 1999-05-12

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