WO2011012995A2 - Vorrichtung und verfahren zum mischen und austauschen von fluiden - Google Patents
Vorrichtung und verfahren zum mischen und austauschen von fluiden Download PDFInfo
- Publication number
- WO2011012995A2 WO2011012995A2 PCT/IB2010/001904 IB2010001904W WO2011012995A2 WO 2011012995 A2 WO2011012995 A2 WO 2011012995A2 IB 2010001904 W IB2010001904 W IB 2010001904W WO 2011012995 A2 WO2011012995 A2 WO 2011012995A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- chamber
- fluid
- membrane
- mixing
- liquid
- Prior art date
Links
- 239000012530 fluid Substances 0.000 title claims abstract description 83
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000012528 membrane Substances 0.000 claims abstract description 90
- 239000000463 material Substances 0.000 claims abstract description 18
- 230000003068 static effect Effects 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 54
- 238000007872 degassing Methods 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 8
- 239000005871 repellent Substances 0.000 claims description 7
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 4
- 230000002209 hydrophobic effect Effects 0.000 claims description 3
- 230000002940 repellent Effects 0.000 claims description 3
- 238000005054 agglomeration Methods 0.000 abstract description 4
- 230000002776 aggregation Effects 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 28
- 239000011148 porous material Substances 0.000 description 13
- -1 polyethylene Polymers 0.000 description 7
- 238000009736 wetting Methods 0.000 description 7
- 239000012876 carrier material Substances 0.000 description 6
- 229920002492 poly(sulfone) Polymers 0.000 description 5
- 239000000020 Nitrocellulose Substances 0.000 description 4
- 239000002033 PVDF binder Substances 0.000 description 4
- 239000004952 Polyamide Substances 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 4
- 239000004642 Polyimide Substances 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 4
- FJWGYAHXMCUOOM-QHOUIDNNSA-N [(2s,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6s)-4,5-dinitrooxy-2-(nitrooxymethyl)-6-[(2r,3r,4s,5r,6s)-4,5,6-trinitrooxy-2-(nitrooxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-3,5-dinitrooxy-6-(nitrooxymethyl)oxan-4-yl] nitrate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O)O[C@H]1[C@@H]([C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@@H](CO[N+]([O-])=O)O1)O[N+]([O-])=O)CO[N+](=O)[O-])[C@@H]1[C@@H](CO[N+]([O-])=O)O[C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O FJWGYAHXMCUOOM-QHOUIDNNSA-N 0.000 description 4
- 229920002678 cellulose Polymers 0.000 description 4
- 229920002301 cellulose acetate Polymers 0.000 description 4
- 238000003958 fumigation Methods 0.000 description 4
- 229920001220 nitrocellulos Polymers 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 229920002239 polyacrylonitrile Polymers 0.000 description 4
- 229920002647 polyamide Polymers 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 229920001721 polyimide Polymers 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 4
- 230000010349 pulsation Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- 229920012266 Poly(ether sulfone) PES Polymers 0.000 description 2
- 244000299461 Theobroma cacao Species 0.000 description 2
- 239000007792 gaseous phase Substances 0.000 description 2
- 238000002309 gasification Methods 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 229920005597 polymer membrane Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 238000013022 venting Methods 0.000 description 2
- 235000009470 Theobroma cacao Nutrition 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 235000019219 chocolate Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000003599 food sweetener Nutrition 0.000 description 1
- 150000002605 large molecules Chemical class 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 230000000541 pulsatile effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000003765 sweetening agent Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23124—Diffusers consisting of flexible porous or perforated material, e.g. fabric
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/0031—Degasification of liquids by filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/12—Composite membranes; Ultra-thin membranes
-
- 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
- B01F23/40—Mixing liquids with liquids; Emulsifying
-
- 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
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/433—Mixing tubes wherein the shape of the tube influences the mixing, e.g. mixing tubes with varying cross-section or provided with inwardly extending profiles
-
- 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
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/433—Mixing tubes wherein the shape of the tube influences the mixing, e.g. mixing tubes with varying cross-section or provided with inwardly extending profiles
- B01F25/4331—Mixers with bended, curved, coiled, wounded mixing tubes or comprising elements for bending the flow
-
- 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
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/433—Mixing tubes wherein the shape of the tube influences the mixing, e.g. mixing tubes with varying cross-section or provided with inwardly extending profiles
- B01F25/4337—Mixers with a diverging-converging cross-section
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/20—By influencing the flow
- B01D2321/2066—Pulsated flow
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/08—Prevention of membrane fouling or of concentration polarisation
-
- 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
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23124—Diffusers consisting of flexible porous or perforated material, e.g. fabric
- B01F23/231245—Fabric in the form of woven, knitted, braided, non-woven or flocculated fibers or filaments
-
- 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
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23126—Diffusers characterised by the shape of the diffuser element
- B01F23/231265—Diffusers characterised by the shape of the diffuser element being tubes, tubular elements, cylindrical elements or set of tubes
Definitions
- the invention relates to an apparatus and a method for mixing and exchanging fluids, in particular for gassing or degassing
- Such a device is e.g. in document EP 0 226 788 B1.
- This device contains a semi-permeable membrane in a wall between a gas flow and a liquid flow.
- a semipermeable membrane is also mentioned for bubble-free gassing of the liquid, for which purpose the semipermeable membrane is permeable to a gaseous medium to be admixed.
- the problem arises that by the
- the invention is based on the object, the mass transfer to a
- the invention according to a first aspect provides a device for mixing and exchanging fluids, comprising a first chamber and a second chamber adjacent to the first chamber, the first chamber having one of at least a first fluid and a second fluid in A mixing chamber through which a mixing fluid flow direction can flow is provided with static mixing elements, and the second chamber is one of the second fluid
- a semipermeable membrane is arranged, which is impermeable to molecules or molecular agglomerates of the first fluid and molecules or molecule agglomerates of the permeable to the second fluid, characterized in that the membrane consists of a material or is coated with a material to which at least the molecules or molecular agglomerates of one of the two fluids have a low affinity.
- the formation of a stationary boundary layer by one of the two fluids on the membrane is made more difficult.
- the invention according to a second aspect provides a device for mixing and exchanging fluids, having a first chamber and a second chamber adjacent to the first chamber, the first chamber having one of at least a first fluid and a second fluid in one Mixed fluid flow direction permeable mixing chamber with static
- Mixing elements and the second chamber is one of the second fluid
- a semipermeable membrane is arranged, which is impermeable to molecules or molecular agglomerates of the first fluid and molecules or molecule agglomerates of the permeable to second fluid, characterized in that the semi-permeable membrane is an elastic membrane which is mounted on a provided with a plurality of holes supporting wall.
- the second aspect it is also possible to make the formation of a stationary boundary layer by one of the two fluids on the membrane more difficult, by pulsating pressurization of one of the two Fluide a pulsating fluctuating pressure difference between the two sides of the membrane is generated.
- the measures according to the first aspect and the second aspect are combined, i.
- the membrane is made of a material or coated with a material to which at least the molecules or molecular agglomerates of one of the two fluids have a low affinity
- the semipermeable membrane is an elastic membrane which faces onto a support wall provided with a plurality of holes is stretched.
- the semi-permeable membrane can be a hydrophobic (water-repellent)
- the semi-permeable membrane may also be an oleophobic (oil-repellent)
- the semi-permeable membrane is an oleophobic and
- hydrophobic (oil-repellent and water-repellent) membrane In this case, the wetting or wetting of the membrane by a non-polar
- Liquid such as e.g. Oil and complicated by water.
- the gas-permeable membrane of the device according to the invention is a polymer membrane permeable to gas molecules such as O 2 , N 2 , CO 2 , which
- the effective pore size of the gas-permeable membrane is preferably in the range of 0.1 nm to 10 nm, while the carrier material can have a much larger effective pore size.
- the material used for the gas-permeable membrane is preferably one of the following polymers: cellulose acetate (CA), cellulose nitrate (CN), cellulose ester (CE), polysulfone (PS), polyethersulfone (PES), polyacrylonitrile (PAN), Polyamide (PA), polyimide (PI), polyethylene (PE), polypropylene (PP), polytetrafluoroethylene (PTFE), polyvinylidene fluoride (PVDF), polyvinyl chloride (PVC), polyurethane (PU).
- CA cellulose acetate
- CN cellulose nitrate
- CE cellulose ester
- PS polysulfone
- PS polyethersulfone
- PAN polyacrylonitrile
- PA Polyamide
- PA polyimide
- PE polyethylene
- PP polypropylene
- PTFE polytetrafluoroethylene
- PVDF polyvinylidene fluoride
- PVC polyvinyl chloride
- PU poly
- the thickness of the gas-permeable membrane is about 1 ⁇ m to 300 ⁇ m
- the carrier material for stabilizing the gas-permeable membrane may be a nonwoven material, a textile material, for example of polyester, or another porous material whose effective pore size is many times greater than the effective pore size of the gas-permeable membrane.
- the support wall may have circular holes and / or slot-shaped holes. Due to the hole diameter or slot widths on the one hand and by the tension of the elastic semi-permeable membrane stretched, a fluttering of the membrane sections stretched over the hole openings can be achieved by the said pulsation. As a result, the material throughput at the membrane can be increased and the membrane can be freed of deposits on the membrane. For this purpose, the low-frequency pulsation can be supported by high-frequency vibrations (ultrasound).
- the first chamber within the device limits a continuous (contiguous) mixing chamber volume and the second chamber within the device by separate (separate from each other) sub-chambers with a respective sub-volume of the fluid supply chamber or
- Fluid discharge chamber formed, wherein the sub-chambers upstream of the
- the sub-chambers of the second chamber are transverse to the mixing fluid flow direction of the first chamber extending transverse channels whose channel walls provided with a plurality of holes retaining wall and one on the
- Fumigation or its removal (e.g., degassing).
- transverse channels are provided with a circular or polygonal channel cross-section, wherein the transverse channels
- first plurality of transverse channels having a first channel cross-sectional area and a second plurality of transverse channels having a second channel cross-sectional area provided, wherein preferably the transverse channels of the first plurality of transverse channels and the second plurality of transverse channels are arranged uniformly distributed in the first chamber.
- Ratio between a second channel cross-sectional area and a first channel cross-sectional area in the range of 1/10 to 5/10.
- a pressure source is in fluid communication with the first chamber or with the second chamber, which can generate a variable pressure.
- This pressure source allows pulsations, which in the area covered by the stretched elastic membrane holes leads to a "fluttering" of the elastic membrane, whereby the passage of the second fluid through the membrane is favored for its supply to the first fluid (eg fumigation) or Removal from the first fluid (eg degassing).
- the transverse channels are secured to and extend through a first support (e.g., first wall plate) in the region of their respective first ends, the first support and transverse channels together forming a first assembly of the device. Furthermore, it is expedient if the
- Transverse channels of the first assembly in the region of their respective second end extend through openings in a second carrier (e.g., second wall plate), the second carrier, together with further walls of the first chamber, forming a second assembly of the device.
- a second carrier e.g., second wall plate
- the transverse channels form the static mixing elements of the first
- Chamber i. the device is a static mixer whose deflection elements are hollow and via the inventive (semipermeable) membrane with the
- the invention also provides a method of mixing and exchanging fluids using the apparatus described above, wherein a first fluid and a second fluid are delivered through the first chamber (mixing chamber) and the second fluid is delivered through the second chamber ,
- the method can be used to Begasen a liquid, wherein a liquid-gas mixture is passed through the first chamber and through the second Chamber gas is passed, the pressure of which is greater than the pressure of the liquid-gas mixture in the first chamber.
- the method can also be used for degassing a liquid, wherein a liquid-gas mixture is passed through the first chamber and the gas is passed through the second chamber, the pressure of which is lower than the pressure of the liquid-gas mixture in the first Chamber.
- the pressure in the first chamber or the pressure in the second chamber is pulsed. There are in the
- spanned elastic semipermeable membrane is deflected by pulses or is avenged to fluttering.
- the membrane is deflected perpendicular to the support wall only in the area of the holes of the support wall.
- Support surfaces not only favors the gassing or degassing of the liquid in the first chamber, but also pulses are transmitted to the liquid flowing in the first chamber.
- the second gas-carrying chamber can also be subdivided, so that a first part of the sub-chambers or the transverse channels
- Chamber may be divided into several such parts.
- the respective parts of the second chamber can then be pulsed to each other with a time delay, whereby the flow behavior of the liquid in the first chamber can be influenced.
- Particularly advantageous in the method is the use of a device with hydrophobized membrane, wherein the liquid dissolved in water, emulsified in water or suspended in water substances. This can be eg
- aqueous sweetener masses comprising sugar molecules dissolved in water, micro-aerated.
- a device with oleophobic membrane wherein the liquid dissolved in fat or oil, emulsified in fat or oil or suspended in fat or oil substances.
- This can be used e.g. fat-based / oil-based confectionery masses, the sugar particles suspended in fat or oil, and e.g. Contain cocoa particles, micro-aerate and micro-vent.
- Fig. 1 shows a first embodiment of the inventive device as
- Sectional view of a part of the device shows
- Fig. 2 shows the first embodiment of the inventive device as
- Fig. 3 shows a second embodiment of the device according to the invention as a sectional drawing of the device
- Fig. 4 shows an enlarged detail of the detail C of Fig. 3.
- a first embodiment of the inventive device is shown as a sectional drawing of a part of the device.
- Fig. 1 shows a section of the device for mixing and exchange of fluids, in particular for
- the cutting plane (drawing plane) is parallel to the predominant or prevailing
- Flow direction is indicated by the meandering thick lines with arrows P1. From the device only a section is shown. Transverse through the first chamber 2, part chambers or transverse channels 4 extend through
- tubular walls 6 are bounded with holes (not shown). About the punched tubular walls 6, an elastic membrane 7 is stretched, which is permeable to the gas G and is impermeable to the liquid F.
- the flow direction of the gas G in the case of the gasification of the liquid F is indicated by the respective twelve arrows P2 at each perforated tube 6.
- the device shown here can also be used for degassing. In the case of degassing would be the
- further sub-chambers or transverse channels 2 can be arranged along the flow direction P1 upstream and downstream of the illustrated section and transversely to the flow direction P1 left and right of the illustrated section.
- the housing of the first chamber 2 and the tubes of the transverse channels 4 may be made of metal, in particular of stainless steel or anodized aluminum, or of a polymer, in particular of polyester, e.g. Polyethylene terephthalate, or from
- the gas-permeable membrane (not shown separately) is a polymer membrane which is permeable to gas molecules such as O 2 , N 2 , CO 2 and which is supported on a porous membrane
- Carrier material (not shown separately) is applied and connected to this.
- Their effective pore size is in the range of 0.1 nm to 10 nm, while the carrier material has a much larger effective pore size.
- the size of the "pores" of the carrier material is expediently a multiple of the effective pore size of the membrane and is preferably in the range of 0.1 ⁇ m to 10 ⁇ m, thereby ensuring that large molecules, such as fat molecules or sugar molecules of food masses, or for agglomeration (clustering tending water molecules can not pass through the membrane, while the small, non-agglomerated gas molecules can easily pass through the membrane 7.
- one of the following polymers may be used: cellulose acetate (CA), cellulose nitrate (CN), cellulose ester (CE), polysulfone (PS), polyethersulfone (PES), polyacrylonitrile (PAN), Polyamide (PA),
- CA cellulose acetate
- CN cellulose nitrate
- CE cellulose ester
- PS polysulfone
- PS polyethersulfone
- PAN polyacrylonitrile
- PA Polyamide
- PI Polyimide
- PE Polyethylene
- PP Polypropylene
- PTFE Polytetrafluoroethylene
- PVDF Polyvinylidene fluoride
- PVC Polyvinyl chloride
- PU Polyurethane
- PS repelent surface
- PU high ductility
- the thickness of the gas-permeable membrane is about 100 microns.
- As a carrier material for stabilizing the gas-permeable membrane may be any carrier material for stabilizing the gas-permeable membrane.
- Nonwoven material a textile material, e.g. made of polyester, or another porous, but elastically extensible material can be used, the effective pore size is much larger than the effective pore size of the gas-permeable membrane.
- the elastic membrane 7 is a hose-like structure and can be mounted in a stretched state on the tubular walls 6 of the transverse channels 4.
- the essential operating parameters for the gasification and degassing of the liquid F with gas G are: effective pore size of the membrane 7, pressure difference between the liquid-carrying first chamber 2 and the gas-conducting second chamber 4, flow rate of the liquid F, temperature / viscosity of the liquid F, cross-sectional shape of the Cross channels 4 (eg circular, lenticular, polygonal, in particular triangular or hexagonal), pressure difference amplitude and frequency of the pulsation of the gas G and / or the liquid F.
- Fig. 2 the first embodiment of the inventive device is shown as a sectional drawing of the device.
- Fig. 2 shows a parallel to
- the device has an inlet 11 which opens into the first chamber 2.
- the device has an outlet 12, which opens out of the first chamber 2 out.
- This flow direction is indicated by the meandering thick lines with arrows P1.
- Transverse through the first chamber 2 and transversely to the flow direction of the liquid F extend the sub-chambers or transverse channels 4, which are bounded by the tubular walls 6. These walls are shown schematically with alternating bright and dark areas, the bright areas representing the relatively large holes of the dark wall.
- the elastic membrane 7 is stretched, which is permeable to the gas G and for the liquid F is impermeable.
- the gas G flowing in the interior of the transverse channels 4 passes through the wall 6 and the membrane 7 stretched over it, thus entering the liquid F. flowing in the chamber 2.
- a second embodiment of the inventive device is shown as a sectional drawing of the device.
- Fig. 3 shows a parallel to
- Fig. 3 the elements of Fig. 2 are identical or identical to those bear the same reference numerals as in Fig. 2, but are provided with a dash.
- the cutting plane (drawing plane) runs parallel to the predominant or prevailing one
- the device At the upstream end, the device has an inlet 11 ', which opens into the first chamber 2'. At the downstream end, the device has an outlet 12 'which opens out of the first chamber 2'. At the upstream end, the device has a first distributor 13, which opens into transverse chambers or secondary chambers 4 '. At the downstream end, the device has a second manifold 14 which opens out of the transverse chambers 4 '.
- the flow direction of the liquid F is indicated by the arrows P1 '.
- Transverse through the first chamber 2 'and transversely to the flow direction of the liquid F extend sub-chambers or transverse channels 4', which are bounded by zigzag walls 6 '. These walls are shown schematically with alternating bright and dark areas, the bright areas representing the relatively large holes of the dark wall. About the perforated zigzag walls 6 'is an elastic membrane
- Transverse channels 4 'flowing gas G passes through the wall 6' and the diaphragm 7 'arranged above it and thus passes into the liquid F flowing in the chamber 2'.
- Both the chamber 2 ', in which the liquid flows, and the transverse chambers 4 ', in which the gas flows G, have a zigzag geometry.
- the second embodiment shown in Fig. 3 allows for a given flow direction of the liquid F in the first chamber 2 'a
- Embodiment is possible, if one the first manifold 13 and the second manifold 14 left or right of the chamber 2 '(i.e., in FIG.
- Fig. 4 is an enlarged detail of the detail C of Fig. 3 is shown.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Nanotechnology (AREA)
- Degasification And Air Bubble Elimination (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2012107489/05A RU2012107489A (ru) | 2009-07-31 | 2010-08-02 | Устройство и способ смешения и обмена текучими средствами |
CN2010800445077A CN102596349A (zh) | 2009-07-31 | 2010-08-02 | 用于混合和交换流体的装置和方法 |
JP2012522274A JP2013500845A (ja) | 2009-07-31 | 2010-08-02 | 流体を混合及び交換するための装置及び方法 |
EP10771508A EP2459294A2 (de) | 2009-07-31 | 2010-08-02 | Vorrichtung und verfahren zum mischen und austauschen von fluiden |
KR1020127005552A KR20120085740A (ko) | 2009-07-31 | 2010-08-02 | 유체를 혼합하고 교환하기 위한 장치 및 방법 |
US13/388,197 US20120174772A1 (en) | 2009-07-31 | 2010-08-02 | Apparatus and method for mixing and exchanging fluids |
CA2769701A CA2769701A1 (en) | 2009-07-31 | 2010-08-02 | Apparatus and method for mixing and exchanging fluids |
BR112012001822A BR112012001822A2 (pt) | 2009-07-31 | 2010-08-02 | aparelho e método para a mistura e troca de fluidos |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1383/09 | 2009-07-31 | ||
CH01383/09A CH701558A2 (de) | 2009-07-31 | 2009-07-31 | Vorrichtung und Verfahren zum Mischen und Austauschen von Fluiden. |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2011012995A2 true WO2011012995A2 (de) | 2011-02-03 |
WO2011012995A3 WO2011012995A3 (de) | 2011-05-19 |
Family
ID=43501765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/IB2010/001904 WO2011012995A2 (de) | 2009-07-31 | 2010-08-02 | Vorrichtung und verfahren zum mischen und austauschen von fluiden |
Country Status (11)
Country | Link |
---|---|
US (1) | US20120174772A1 (de) |
EP (1) | EP2459294A2 (de) |
JP (1) | JP2013500845A (de) |
KR (1) | KR20120085740A (de) |
CN (1) | CN102596349A (de) |
AT (1) | AT14065U1 (de) |
BR (1) | BR112012001822A2 (de) |
CA (1) | CA2769701A1 (de) |
CH (1) | CH701558A2 (de) |
RU (1) | RU2012107489A (de) |
WO (1) | WO2011012995A2 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2525225A1 (de) | 2011-05-19 | 2012-11-21 | Karlsruher Institut für Technologie | Vorrichtung und Verfahren zur Untersuchung der Differenzierung von Zellen |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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KR102626448B1 (ko) | 2015-02-24 | 2024-01-19 | 더 유니버시티 오브 브리티시 콜롬비아 | 연속 흐름 미세유체 시스템 |
CN107921381B (zh) | 2015-04-28 | 2021-11-09 | 不列颠哥伦比亚大学 | 一次性微流控盒 |
EP3088822B1 (de) * | 2015-04-29 | 2019-01-09 | Whirlpool Corporation | Kühlgerät mit druckausgleichendes ventil |
EP3797860A1 (de) * | 2016-01-06 | 2021-03-31 | The University of British Columbia | Verzweigte mischer sowie verfahren zu deren verwendung und herstellung |
DE102016119953A1 (de) * | 2016-10-19 | 2018-04-19 | Cfd Consultants Gmbh | Vorrichtung zum Speichern von elektrischer Energie |
CN106943878B (zh) * | 2017-04-22 | 2023-12-19 | 刘国敏 | 一种液氨疏油疏水滤芯 |
CN114269462A (zh) * | 2019-08-28 | 2022-04-01 | 微胶囊股份公司 | 用于产生微滴的装置和方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0226788B1 (de) | 1985-11-22 | 1991-01-30 | GebràDer Sulzer Aktiengesellschaft | Element mit permeabler Wandung |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3757955A (en) * | 1971-08-09 | 1973-09-11 | Baxter Laboratories Inc | Multi-layer membrane type mass transfer device and process |
US4515606A (en) * | 1981-03-19 | 1985-05-07 | Brunswick Corporation | Gas separating and venting filter |
US5468283A (en) * | 1994-07-21 | 1995-11-21 | Transfair Corporation | Hollow fiber membrane modules with transverse gas flow tailored for improved gas separation |
US5565149A (en) * | 1995-03-15 | 1996-10-15 | Permea, Inc. | Control of dissolved gases in liquids |
AUPN629295A0 (en) * | 1995-10-31 | 1995-11-23 | University Of Queensland, The | Method and apparatus for separating liquid mixtures using intermittent heating |
JPH11179167A (ja) * | 1997-12-25 | 1999-07-06 | Nitto Denko Corp | スパイラル型膜モジュール |
ATE352524T1 (de) * | 2000-03-08 | 2007-02-15 | Zenon Technology Partnership | Reaktor mit membranmodul für gastransfer und membrangestütztes biofilmverfahren |
JP2001347686A (ja) * | 2000-04-05 | 2001-12-18 | Nitto Denko Corp | インク容器用通気フィルタおよびこれを用いたインク容器 |
US6558450B2 (en) * | 2001-03-22 | 2003-05-06 | Celgard Inc. | Method for debubbling an ink |
FR2837800B1 (fr) * | 2002-03-26 | 2005-06-24 | Valois Sa | Distributeur de produit fluide |
US6858145B2 (en) * | 2002-09-12 | 2005-02-22 | Chemitreat Pte Ltd | Method of removing organic impurities from water |
US6863712B1 (en) * | 2002-09-25 | 2005-03-08 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Fluid bubble eliminator |
EP1615713A4 (de) * | 2003-04-22 | 2006-11-02 | Entegris Inc | Gefaltete konstruktion zur implementierung einergastransfermembran |
US7638049B2 (en) * | 2004-03-30 | 2009-12-29 | Celgard Inc. | Three-port high performance mini hollow fiber membrane contactor |
US7434446B2 (en) * | 2004-10-01 | 2008-10-14 | Pro-Oceanus Sytems, Inc. | System for the transfer and sensing of gas dissolved in liquid under pressure |
US8479487B2 (en) * | 2009-08-10 | 2013-07-09 | General Electric Company | Hybrid multichannel porous structure for hydrogen separation |
-
2009
- 2009-07-31 CH CH01383/09A patent/CH701558A2/de unknown
-
2010
- 2010-08-02 KR KR1020127005552A patent/KR20120085740A/ko not_active Application Discontinuation
- 2010-08-02 CA CA2769701A patent/CA2769701A1/en not_active Abandoned
- 2010-08-02 AT ATGM6/2014U patent/AT14065U1/de not_active IP Right Cessation
- 2010-08-02 CN CN2010800445077A patent/CN102596349A/zh active Pending
- 2010-08-02 RU RU2012107489/05A patent/RU2012107489A/ru not_active Application Discontinuation
- 2010-08-02 US US13/388,197 patent/US20120174772A1/en not_active Abandoned
- 2010-08-02 WO PCT/IB2010/001904 patent/WO2011012995A2/de active Application Filing
- 2010-08-02 BR BR112012001822A patent/BR112012001822A2/pt not_active IP Right Cessation
- 2010-08-02 EP EP10771508A patent/EP2459294A2/de not_active Withdrawn
- 2010-08-02 JP JP2012522274A patent/JP2013500845A/ja not_active Withdrawn
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0226788B1 (de) | 1985-11-22 | 1991-01-30 | GebràDer Sulzer Aktiengesellschaft | Element mit permeabler Wandung |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2525225A1 (de) | 2011-05-19 | 2012-11-21 | Karlsruher Institut für Technologie | Vorrichtung und Verfahren zur Untersuchung der Differenzierung von Zellen |
DE102011102071A1 (de) * | 2011-05-19 | 2012-11-22 | Karlsruher Institut für Technologie | Vorrichtung und Verfahren zur Untersuchung der Differenzierung von Zellen bei Kontakt mit einem Gradienten aus mindestens einer biologisch wirksamen Spezies |
DE102011102071B4 (de) * | 2011-05-19 | 2015-06-25 | Karlsruher Institut für Technologie | Vorrichtung und Verfahren zur Untersuchung der Differenzierung von Zellen bei Kontakt mit einem Gradienten einer Lösung aus mindestens einer biologisch wirksamen Spezies |
Also Published As
Publication number | Publication date |
---|---|
AT14065U1 (de) | 2015-04-15 |
WO2011012995A3 (de) | 2011-05-19 |
CH701558A2 (de) | 2011-01-31 |
EP2459294A2 (de) | 2012-06-06 |
KR20120085740A (ko) | 2012-08-01 |
JP2013500845A (ja) | 2013-01-10 |
US20120174772A1 (en) | 2012-07-12 |
CA2769701A1 (en) | 2011-02-03 |
CN102596349A (zh) | 2012-07-18 |
RU2012107489A (ru) | 2013-09-10 |
BR112012001822A2 (pt) | 2016-03-15 |
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