EP2178624A1 - Dispositif pour enrichir un courant de liquide avec un gaz - Google Patents

Dispositif pour enrichir un courant de liquide avec un gaz

Info

Publication number
EP2178624A1
EP2178624A1 EP08787153A EP08787153A EP2178624A1 EP 2178624 A1 EP2178624 A1 EP 2178624A1 EP 08787153 A EP08787153 A EP 08787153A EP 08787153 A EP08787153 A EP 08787153A EP 2178624 A1 EP2178624 A1 EP 2178624A1
Authority
EP
European Patent Office
Prior art keywords
gas
constriction
diameter
pressure
venturi
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
EP08787153A
Other languages
German (de)
English (en)
Other versions
EP2178624B1 (fr
Inventor
Sascha Bormes
Karl Bermes
Hartmut Britzen
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.)
Luxembourg Patent Co SA
Original Assignee
Luxembourg Patent Co 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 Luxembourg Patent Co SA filed Critical Luxembourg Patent Co SA
Publication of EP2178624A1 publication Critical patent/EP2178624A1/fr
Application granted granted Critical
Publication of EP2178624B1 publication Critical patent/EP2178624B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/236—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids specially adapted for aerating or carbonating beverages
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/237—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
    • B01F23/2376—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media characterised by the gas being introduced
    • B01F23/23762—Carbon dioxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/237—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
    • B01F23/2376—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media characterised by the gas being introduced
    • B01F23/23762—Carbon dioxide
    • B01F23/237621—Carbon dioxide in beverages
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/29—Mixing systems, i.e. flow charts or diagrams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20—Measuring; Control or regulation
    • B01F35/21—Measuring
    • B01F35/211—Measuring of the operational parameters
    • B01F35/2113—Pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20—Measuring; Control or regulation
    • B01F35/22—Control or regulation
    • B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
    • B01F35/2211—Amount of delivered fluid during a period
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/06—Mixing of food ingredients
    • B01F2101/14—Mixing of ingredients for non-alcoholic beverages; Dissolving sugar in water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20—Measuring; Control or regulation

Definitions

  • the present invention relates generally to a device for the
  • Enrichment of a liquid flow with a gas It relates in particular to a device for the enrichment of a drinking water stream with carbon dioxide.
  • a device for the enrichment of drinking water with carbon dioxide in a continuous process is described for example in WO 2004/024306.
  • the continuous mixer has a nozzle ring gap for the water and a central gas feed.
  • the pressure in the continuous mixer is kept constant by means of an overflow valve in the tapping line and an additional pressure stabilizer in the continuous mixer itself.
  • a flow rate valve is further arranged, which in the continuous mixer per Time unit is to keep the amount of gas fed constant.
  • the control includes a solenoid valve in the water connection and solenoid valve in the gas connection of the continuous mixer. Both solenoids are closed if a pressure switch in the bleed line detects a pressure increase beyond the working pressure. This is a relatively complex control technology whose coordination is also relatively complicated.
  • the continuous mixer only works relatively well at pressures above 3.5 bar.
  • An industrial device for the fortification of beverages with
  • Carbon dioxide is e.g. in U.S. Pat. Patent N ° 5,842,600.
  • the gas is fed into a water stream in a Venturi nozzle.
  • the water flows from a central nozzle, which is surrounded by an annular gap, from which the gas flows into the Venturi nozzle.
  • water and gas are mixed in a static mixing tube.
  • the water pressure is kept constant by means of a pressure regulator and a pump, so that the carbonation always takes place under optimal conditions.
  • a Ventuhan extract is described to disperse gas in a liquid stream.
  • the gas is injected axially into the Venturi nozzle with a type of injection needle prior to staking.
  • the flow velocity of the gas bubbles / liquid mixture in the converging section of the venturi is increased to a speed above the speed of sound, and subsequently lowered again to a velocity below the speed of sound in the divergent section of the venturi. This of course means that a given pre-pressure of the liquid flow must be strictly adhered to.
  • Carbonation of drinking water known.
  • the latter has a downstream converging inlet portion and a downstream diverging outlet portion which are connected by a constriction formed as a cylindrical channel.
  • a gas channel opens into the constriction of the Venturi nozzle, the longitudinal axis of the Gas channel is perpendicular to the longitudinal axis of the cylindrical Einschürung.
  • In the diverging output section of the venturi four longitudinal ribs are arranged, which should prevent degassing of the water.
  • An object of the present invention is to provide a relatively simple
  • Another object of the present invention is to provide a relatively simple device which allows a proper and uniform enrichment of the liquid flow with a gas in a relatively large pressure range, without the need for elaborate presets are necessary.
  • a device for the enrichment of a liquid stream with a gas, comprises in a known manner a continuous mixer with a venturi, which has a rotationally symmetrical constriction with a diameter D and is axially flowed through by the liquid flow, and a gas feed for lateral feeding of the Gas in the constriction of the venturi.
  • a tangential gas feed in the throat of the vent tests have shown a perfect and very uniform enrichment of the liquid flow with gas achieved.
  • the flow mixer can be installed with its venturi both horizontally and vertically.
  • the constriction of the Ventuhdüse is advantageously formed by a cylindrical channel with a diameter D, whose length preferably corresponds approximately to its diameter D.
  • the venturi further advantageously has an inlet section converging in the flow direction and an outlet section diverging in the flow direction, which are connected by the constriction.
  • the converging input section preferably has an opening angle that is substantially sharper than the opening angle of the diverging output section.
  • the opening angle of the input section is approximately 2.5 to 3 times smaller than the opening angle of the output section.
  • a vortex device is arranged immediately in front of the convergent input section of the Venturi nozzle.
  • This vortex device has the purpose of redirecting and swirling the water in front of the venturi, which has a very positive influence on the carbonation result.
  • a particularly simple vortex device comprises a body with a, converging in the flow direction, input cone.
  • In the body of the input cone opens into an axial bore and an oblique bore.
  • Other embodiments of the vortex device are not excluded.
  • the diverging output section of the venturi opens advantageously into a cylindrical expansion chamber, the length of which preferably corresponds to 1, 5 to 2.5 times its diameter.
  • This diameter of the expansion chamber is preferably about 8 to 12 times greater than the diameter D of the constriction.
  • the expansion chamber is advantageously limited by a baffle plate with through holes.
  • the gas feed should consequently comprise n gas channels (n> 1), each with a diameter d ⁇ 0.5 * D, each of these gas channels opening laterally into the constriction of the venturi Longitudinal axis is tangent to an imaginary cylindrical surface, which is coaxial with the constriction and has a diameter D '> d. All these n gas channels should preferably introduce the gas in the same direction, ie either clockwise or counterclockwise, into the constriction.
  • the extended longitudinal axes of the n gas channels should preferably have points of separation (ie points of contact with the imaginary cylindrical surface) that are separated by 3607n.
  • three gas channels 36073 120 °
  • for four gas channels 36074 90 ° apart.
  • the junctions of the gas channels in the constriction can also be offset in the axial direction of the constriction.
  • the gas supply preferably comprises a gas pressure regulating valve for regulating the gas pressure as a function of the pressure in the liquid flow.
  • the gas supply comprises two gas channels, which open into the constriction and a valve control, which acts on the pressure in the liquid flow, either one or two gas channels with gas.
  • a valve control is advantageously designed such that up to a predetermined pressure P 0 in the liquid flow, two gas channels are supplied with gas, from this pressure P 0, however, only one gas channel is supplied with gas.
  • the present invention accordingly also relates to a device for the enrichment of a liquid stream with a gas, comprising a continuous mixer with a Venturi nozzle through which the liquid stream flows, and a gas inlet for feeding the gas into the liquid stream over a plurality of lateral gas openings of the Venturi nozzle.
  • this gas feed comprises a valve control, which reduces from a certain pressure in the liquid flow, the number of gas openings through which opens the gas into the venturi.
  • a gas pressure regulating valve is advantageously provided in the gas feed for regulating the gas pressure as a function of the pressure in the liquid flow.
  • the valve control advantageously comprises at least one solenoid valve and a pressure switch which drives the solenoid valve.
  • the present invention further relates to a carbonated tap water dispensing apparatus comprising one of the predefined apparatus, wherein the liquid flow conducting pipe is a potable water pipe connected to an inlet port of the continuous mixer, a tap unit is connected to an outlet port of the continuous mixer, and the gas feed comprises a carbon dioxide bottle.
  • the liquid flow conducting pipe is a potable water pipe connected to an inlet port of the continuous mixer
  • a tap unit is connected to an outlet port of the continuous mixer
  • the gas feed comprises a carbon dioxide bottle.
  • FIG. 1 shows a schematic diagram of a first embodiment of a device according to the invention
  • FIG. 2 shows a longitudinal section through a continuous mixer of a device according to the invention
  • FIG. 3 shows a greatly enlarged cross section along the section line 3-3 'through the continuous mixer of FIG. 2;
  • FIG. 4 shows a cross section along the section line 4-4 'through the continuous mixer of FIG. 2;
  • FIG. 5 shows a longitudinal section through the input region of a continuous mixer of a device according to the invention, wherein a deflecting body is arranged in this input region;
  • FIG. 6 shows a greatly enlarged longitudinal section through the deflection body of FIG. 5;
  • FIG. and 7 shows a schematic diagram of a further embodiment of a device according to the invention.
  • Tap device for carbonated tap water comprising a device according to the invention for the enrichment of a liquid flow (here a drinking water flow) with a gas (here carbon dioxide).
  • the reference numeral 10 denotes a drinking water pipe, which is connected to an input terminal 12 of a continuous mixer 14.
  • a drinking water stream from the drinking water pipe 10 is enriched with carbon dioxide gas.
  • the gas feed to the continuous mixer 14 includes a carbon dioxide bottle 16 in which carbon dioxide is stored under pressure.
  • a tap unit 18 is connected to an output port 20 of the continuous mixer 14. About this Zapftician 18, the consumer can tap with drinking water enriched with carbon dioxide directly from the water pipe.
  • the reference numeral 22 denotes a gas pressure control valve via which the carbon dioxide bottle 16 is connected to the flow mixer 14.
  • This valve 22 regulates the gas pressure as a function of the water pressure, ie it keeps the pressure difference between the gas and the water, both of which are fed into the flow mixer 14, at a predetermined setpoint.
  • an actuator 23 of the gas pressure control valve 22 is acted upon by the water pressure in the drinking water line 10. If the difference between the gas and water pressure exceeds the predetermined set value, then the gas pressure regulating valve 22 closes. If the difference between gas and water pressure drops below the predetermined desired value, then the gas pressure regulating valve 22 opens correspondingly.
  • a constant desired value for the pressure difference can be predetermined, for example, via a spring means.
  • a suitable valve unit 25 for regulating the gas pressure as a function of the water pressure is sold, for example, by the ROTAREX Group under the name B0821.
  • a low pressure side pressure relief valve 26 is further integrated, which protects the consumer against a too high gas pressure behind the gas pressure control valve 22.
  • a high pressure side safety device, such as a rupture disc, is usually integrated into a (not shown) cylinder valve of the carbon dioxide bottle 16.
  • the flow mixer 14 includes two gas ports 28, 28 '. Each of these gas connections is connected via a check valve 30, 30 'and a solenoid valve 32, 32' to a low-pressure connection of the gas pressure control valve 22.
  • the check valves 30, 30 ' are to prevent water from entering the gas inlet if the gas pressure in the gas inlet falls below the water pressure in the continuous mixer 14.
  • the solenoid valves 32, 32 ' which are normally closed, are part of a valve control of the gas feed, which will be described later.
  • Fig. 2 shows an enlarged longitudinal section through the
  • Continuous mixer 14 It includes a water inlet side Venturi 36 with a converging input section 38, a constriction 40 and a divergent output section 42.
  • the converging input section 38 has an opening angle which is substantially sharper than the opening angle of the divergent output section 42.
  • the constriction 40 is a cylindrical channel whose length is approximately slightly larger than its diameter.
  • the diverging output section 42 of the Venturi nozzle 36 opens into a cylindrical expansion chamber or mixing chamber 44, whose length L corresponds approximately to 1, 5 times their diameter.
  • the diameter of the expansion chamber 44 is in this case approximately 10 times greater than the diameter of the constriction 40.
  • This expansion chamber is bounded axially by a baffle insert 46, with several (eg three) successively arranged baffles 46i, 462, 463, which the mixing of carbon dioxide with the Tap water even further improved.
  • the baffle insert 46 Via the baffle insert 46, the carbonated drinking water flows out of the expansion chamber 44 into an outlet cone 50 of the continuous mixer 14.
  • the tapered end 52 of this outlet cone 50 is passed over (not shown in section in FIG. 2). Connecting channel connected to the output port 20 of the flow mixer 14, which in turn is connected to the tap unit 18 (see Fig. 1).
  • FIG. 4 is a plan view of the first baffle plate 46i of
  • Baffle insert 46 shown. It can be seen three through holes 48i for the drinking water.
  • the second baffle plate 462 also has a plurality of through-holes 48 2 for the drinking water, which are shown in Fig. 4 with a broken line to show that these through holes 48 2 axially offset from the through holes 48i of the first baffle plate 46i are arranged.
  • the third baffle plate 463 has a plurality of through holes for the drinking water, which in turn are arranged axially offset from the through holes 482 of the second baffle plate 462.
  • Fig. 3 shows a greatly enlarged cross section through the
  • Constriction 40 of the Ventuhdüse 36 at the level of gas supply It can be seen two gas channels 54, 54 'which offset and open from opposite directions in the constriction 40. If D is the diameter of the throat 40 and d is the diameter of a gas channel 54, 54 ', then d ⁇ 0.5 * D, i. the diameter of a gas channel 54, 54 'should be less than half the diameter of the constriction 40.
  • the tag points (i.e., the points of contact of the elongated longitudinal axes 56, 56 'with the imaginary cylindrical surface 58) are 180 ° apart.
  • the arrows 59, 59 'in Fig. 3 indicate the direction in which the gas flows from the gas channels 54, 54' in the constriction 40. It should be noted that both gas channels 54, 54 'introduce the gas in the same direction (clockwise here) in the constriction 40.
  • a vortex device 100 is shown, which is arranged immediately in front of the convergent input section 38 of the venturi 36.
  • Task of this vortex device 100 is the water in front of the venturi 36th to divert and swirl, which has a very positive influence on the carbonation result.
  • Fig. 6 is a preferred, because extremely simple, embodiment of such a whirl device 100 shown. It comprises a, normally cylindrical, body 102 with a converging in the flow direction, input cone 104, with an opening angle 105 of approximately 90 °.
  • the inlet cone 104 opens into an axial bore 106 and an oblique bore 108.
  • an angle 109 of approximately 30 °.
  • the diameters of the axial bore 106 and the oblique bore 108 are advantageously approximately 3 to 5 times smaller than the input diameter 110 of the input cone 104. In FIG. approximately the same diameter as the constriction 40 of the venturi 36.
  • the pressure switch 60 can also be replaced by a pressure sensor connected to an electronic switching device. which then the solenoid valves 32, 32 'drives.
  • Reference numeral 62 shows a switch that enables the
  • a cooling unit 80 e.g. the following components may be provided: a cooling unit 80; a fine filter 82 (e.g., an activated carbon filter with replaceable cartridges); a water pressure reducer 84; a backflow preventer 86 and a coarse particle filter 88.
  • the cooling unit 80 allows the water to be cooled to a temperature of 4 to 8 ° C before carbonating, which increases the efficiency of the carbonation.
  • the water pressure reducer 84 is e.g. to start when the water line pressure can rise above 6 bar.
  • Solenoid valve Solenoid valve, a conical vortex nozzle and a jet regulator.
  • the water or water gas mixture flowing out of the solenoid valve is introduced eccentrically into the conical vortex nozzle before it leaves the tap unit 18 via the jet regulator.
  • a suitable jet regulator is e.g. sold by NEOPERL under the brand name Perlator®.
  • Embodiment 1 A continuous mixer 14, which in a
  • Opening angle 39 of the input section 38 22 °
  • Opening angle 43 of the output section 42 60 °
  • Length of constriction 40 2.0 mm
  • Diameter of a gas channel 54, 54 ': d 0.8 mm
  • Diameter of the expansion chamber 44 20 mm
  • Length of the expansion chamber 44 42 mm.
  • the experimental device comprised, as shown in Fig. 1, a with the
  • Water pressure acted upon gas pressure control valve 22 and two gas-side solenoid valves 32, 32 ', which were controlled via a pressure switch 60.
  • the gas pressure control valve 22 was set so that at the output of the gas pressure regulator 22, the gas pressure approximately equaled the water pressure.
  • the pressure switch 60 was set such that up to a water pressure of 3.5 bar both solenoid valves 32, 32 'opened, from 3.5 bar, however, only one of the two solenoid valves 32, 32' opened, so that from 3.5 bar the Gas only on one side into the constriction 40 of the Ventuhdüse 36 flowed.
  • the maximum water pressure was limited by the water pressure reducer 84 to 6 bar.
  • the embodiment of Fig. 7 differs from the embodiment of FIG. 1 mainly in that in the drinking water pipe 10, a pump 90 is provided.
  • This pump 90 makes it possible, in cooperation with water pressure reducer 84, to set a relatively constant water pressure of approximately 4 to 5 bar.
  • the flow mixer 14 is designed for this relatively small pressure range and can be dispensed with the two pressure-dependent controlled solenoid valves 32, 32 'of FIG.
  • a bypass line 92 to the continuous mixer 14 with a separate dispensing valve 94 allows tapping still water after the cooling device 80.
  • a check valve 96 at the inlet port of the continuous mixer 14 prevents gas from flowing into the potable water line 10 and the bypass line 92 if the nozzle 94 is opened.
  • the embodiment of Fig. 7 also allows the operation of the device with a drinking water tank 98, alternatively to a connection to the drinking water network.
  • Exemplary Embodiment 2 The above-described continuous mixer 14 was used in a test device which corresponded to the circuit diagram of FIG. 7, this test device also comprising a cooling device 80.
  • Pump 90 and water pressure regulator 84 were designed and adjusted so that at the inlet port 12 of the continuous mixer a water pressure of approximately 4.5 bar prevailed.
  • the water temperature was set at 6 ° C.
  • the gas pressure regulating valve 25 was set in such a way that about 6,8- per liter of water 7.0 g of carbon dioxide were fed.
  • the maximum dispensing capacity was 2 liters per minute.
  • Valve unit (comprising 22, 23 84 water pressure reducers and 26)
  • Entrance section 102 twill of 100
  • Baffle insert 110 input diameter of 104 ,, baffles 2, 3, through holes (in 46 1 ) 2 through holes (in 46 2 )

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Gas Separation By Absorption (AREA)
  • Accessories For Mixers (AREA)
  • External Artificial Organs (AREA)
  • Non-Alcoholic Beverages (AREA)

Abstract

Dispositif pour enrichir un courant de liquide avec un gaz, comprenant un mélangeur continu (14) pourvu d'un venturi (36) qui présente un rétrécissement (40) à symétrie de révolution de diamètre D et qui est traversé axialement par le courant de liquide; et une alimentation en gaz pour l'introduction latérale de gaz dans le rétrécissement (40) du venturi (36). L'alimentation en gaz comprend au moins un conduit de gaz (54, 54') de diamètre d < 0,5*D, qui débouche latéralement dans le rétrécissement (40) du venturi (36) de telle sorte que le prolongement de l'axe longitudinal (56, 56') dudit canal est tangent à une surface cylindrique imaginaire (58) qui est coaxiale au rétrécissement (40) et qui présente un diamètre D' > d.
EP08787153A 2007-08-14 2008-08-12 Dispositif pour enrichir un courant de liquide avec un gaz Active EP2178624B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
LU91355A LU91355B1 (de) 2007-08-14 2007-08-14 Vorrichtung f}r die anreicherung eines fl}ssigkeitsstroms mit einem gas
LU91432A LU91432B1 (de) 2007-08-14 2008-04-23 Vorrichtung für die Anreicherung eines Flüssigkeitsstroms mit einem Gas
PCT/EP2008/060602 WO2009021960A1 (fr) 2007-08-14 2008-08-12 Dispositif pour enrichir un courant de liquide avec un gaz

Publications (2)

Publication Number Publication Date
EP2178624A1 true EP2178624A1 (fr) 2010-04-28
EP2178624B1 EP2178624B1 (fr) 2011-01-26

Family

ID=39768723

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08787153A Active EP2178624B1 (fr) 2007-08-14 2008-08-12 Dispositif pour enrichir un courant de liquide avec un gaz

Country Status (7)

Country Link
US (1) US9227161B2 (fr)
EP (1) EP2178624B1 (fr)
AT (1) ATE496687T1 (fr)
DE (1) DE502008002496D1 (fr)
DK (1) DK2178624T3 (fr)
LU (2) LU91355B1 (fr)
WO (1) WO2009021960A1 (fr)

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WO2018023713A1 (fr) * 2016-08-05 2018-02-08 Cornelius, Inc. Appareils pour mélanger les gaz dans les liquides
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US11673104B2 (en) * 2018-12-07 2023-06-13 Produced Water Absorbents Inc. Multi-fluid injection mixer and related methods
US11040314B2 (en) 2019-01-08 2021-06-22 Marmon Foodservice Technologies, Inc. Apparatuses, systems, and methods for injecting gasses into beverages
DE102020116962A1 (de) 2020-06-26 2021-12-30 WaterGasConsult Stephan Heitz GbR (vertretungsberechtigter Gesellschafter: Stephan Heitz, 66780 Rehlingen-Siersburg) Vorrichtung und Verfahren zur Anreicherung eines Flüssigkeitsstroms mit einem Gas im Durchlaufverfahren
DE102020116961A1 (de) 2020-06-26 2021-12-30 WaterGasConsult Stephan Heitz GbR (vertretungsberechtigter Gesellschafter: Stephan Heitz, 66780 Rehlingen-Siersburg) Vorrichtung und Verfahren zur Anreicherung eines Flüssigkeitsstroms mit einem Gas im Durchlaufverfahren
LU500027B1 (en) 2021-04-09 2022-10-10 Rotarex Solutions S A Nozzle for mixing gas with liquid with compact design
LU500315B1 (en) 2021-06-22 2022-12-22 Rotarex Solutions S A Carbonator with insulating housing
WO2023182975A1 (fr) * 2022-03-22 2023-09-28 C18 Llc Machine à eau gazeuse

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EP2178624B1 (fr) 2011-01-26
LU91355B1 (de) 2009-02-16
WO2009021960A1 (fr) 2009-02-19
LU91432B1 (de) 2010-01-18
US9227161B2 (en) 2016-01-05
DK2178624T3 (da) 2011-04-26
US20120038068A1 (en) 2012-02-16
ATE496687T1 (de) 2011-02-15
DE502008002496D1 (de) 2011-03-10

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