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WO2006109741A1 - Dispositif et procede de generation d'ecoulement mixte - Google Patents

Dispositif et procede de generation d'ecoulement mixte Download PDF

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Publication number
WO2006109741A1
WO2006109741A1 PCT/JP2006/307487 JP2006307487W WO2006109741A1 WO 2006109741 A1 WO2006109741 A1 WO 2006109741A1 JP 2006307487 W JP2006307487 W JP 2006307487W WO 2006109741 A1 WO2006109741 A1 WO 2006109741A1
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WO
WIPO (PCT)
Prior art keywords
flow
liquid
pipe
mixed flow
rotor
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.)
Ceased
Application number
PCT/JP2006/307487
Other languages
English (en)
Japanese (ja)
Inventor
Koichi Suzumori
Takefumi Kanda
Akinori Muto
Yusaku Sakata
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.)
Okayama University NUC
Original Assignee
Okayama University NUC
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 Okayama University NUC filed Critical Okayama University NUC
Priority to JP2007512982A priority Critical patent/JP5176103B2/ja
Publication of WO2006109741A1 publication Critical patent/WO2006109741A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0093—Microreactors, e.g. miniaturised or microfabricated reactors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/45—Magnetic mixers; Mixers with magnetically driven stirrers
    • B01F33/452—Magnetic mixers; Mixers with magnetically driven stirrers using independent floating stirring elements
    • 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
    • B01F2025/91—Direction of flow or arrangement of feed and discharge openings
    • B01F2025/913—Vortex flow, i.e. flow spiraling in a tangential direction and moving in an axial direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/30—Micromixers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00274—Sequential or parallel reactions; Apparatus and devices for combinatorial chemistry or for making arrays; Chemical library technology
    • B01J2219/00277—Apparatus
    • B01J2219/00479—Means for mixing reactants or products in the reaction vessels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00781—Aspects relating to microreactors
    • B01J2219/00788—Three-dimensional assemblies, i.e. the reactor comprising a form other than a stack of plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00781—Aspects relating to microreactors
    • B01J2219/00889—Mixing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00781—Aspects relating to microreactors
    • B01J2219/00925—Irradiation
    • B01J2219/0093—Electric or magnetic energy

Definitions

  • the present invention relates to a mixed flow generator for mixing two or more liquids to generate a mixed flow, and a mixed flow generation method using the mixed flow generator.
  • Patent Document 1 houses a rotor inside a pipe into which a plurality of types of liquids are introduced, and rotationally drives the rotor.
  • a chemical reaction apparatus for mixing a liquid flowing in a gap between an inner peripheral surface of the pipe and an outer peripheral surface of the rotor.
  • the rotor is connected to a motor provided outside the pipe via a drive shaft, and the rotor is rotationally driven by driving the motor.
  • microreactors are not only capable of saving space and reducing the burden on the environment, but also for the performance of chemical reactors, as described below. It is expected to be put to practical use in the synthetic reaction test and development of new chemical processes.
  • the microreactor (1) can reduce the time required for mixing and extraction due to the small size of the reaction field, and (2) the ratio of the surface area to the volume of liquid flowing in the reaction field. Therefore, the reaction and molecular movement at the interface between liquid and liquid can be performed efficiently, and (3) the heat capacity of the liquid flowing through the reaction field is small and heat exchange is performed quickly. It also has the advantage that easy temperature control can be performed.
  • Patent Document 2 is an apparatus for stirring and mixing two or more substances introduced into a container, wherein the container is formed of a nonmagnetic material, and a magnetic body is attached to a stirrer disposed inside the container.
  • a wire for generating a rotating magnetic field is disposed outside the container.
  • the stirrer housed in the container is rotated by a rotating magnetic field generated from the shoreline, and the substance to be stirred and mixed is supplied with the inlet force provided on the lower surface of the container. It is like that.
  • Patent Document 2 discloses that the stirrer is rotated with the tip provided at the center of the lower surface of the stirrer (in the center of the upstream end) in contact with the lower inner wall surface of the container. It is described.
  • the apparatus of Patent Document 2 has a structure in which the stirrer is supported by its own weight, although the stirrer is rotated by a rotating magnetic field and does not have the disadvantages found in the apparatus of Patent Document 1. It was. For this reason, if the stirrer is lightened, the tip of the stirrer may rise due to the material supplied from the lower side of the container, and the inner wall surface force on the lower side of the container may rise, and the central axis of the stirrer may be shaken. The stirrer was not able to rotate stably. Therefore, it has been difficult to reduce the size of the apparatus by making the stirring bar light and small in size.
  • Patent Document 1 US Patent Application Publication No. 2004Z0013587
  • Patent Document 2 Japanese Patent Laid-Open No. 03-181324
  • Non-Patent Document 1 Yasuo Sonoda and three others, "Control of the flow state in the three-dimensional microreactor and the effect of the flow state on the reaction rate", Proceedings of the 70th Annual Meeting of the Chemical Engineering Society (CD-ROM), Heisei February 2017, lecture number J215
  • the present invention has been made to solve the above-described problems, and an object of the present invention is to provide a mixed flow generator that can rotate a mouth without providing a drive shaft. It is another object of the present invention to provide a mixed flow generator that has a simple structure, is suitable for miniaturization, and can be suitably used as a chemical reaction apparatus. Furthermore, it is an object of the present invention to provide a method for generating a mixed flow that is preferably performed using these mixed flow generators. Means for solving the problem
  • the above-mentioned problem is a mixed flow generation device for mixing two or more liquids to generate a mixed flow, [1] having a plurality of liquid inlets on the upstream side and on the downstream side Has liquid outlet Knoop P, [2] Rotating around the central axis L of the pipe P, arranged on the outer periphery of the pipe P
  • a mixed flow generator comprising a columnar rotor R and [4] a pivot bearing B arranged between a liquid inlet and a liquid outlet and supporting the downstream end of the rotor R is provided. It is solved by doing.
  • the mixed flow refers to a flow in which each liquid is not evenly mixed but has an interface in addition to a flow in which each liquid is uniformly mixed. It is also a concept that includes Among these, the mixed flow generator of the present invention is suitable for adjusting the flow under laminar flow control. Examples of the flow under the laminar flow include an alternating flow in which the interface between the liquids repeatedly appears in the flow direction, and a spiral flow in which the interface between the liquids appears in a spiral shape.
  • Rotating magnetic field may mean a magnetic field that rotates around a certain axis while maintaining a constant strength at a constant rotational speed, but is not limited to this.
  • the concept also includes a magnetic field that rotates with varying strength.
  • a through hole for allowing a liquid introduced into the liquid introduction rocker pipe P to pass therethrough is provided in the pivot bearing B.
  • the liquid flowing inside the pipe P can be cut at the periphery of each through-hole H, and the mixed flow flowing in the flow path connected to the downstream side of the liquid delivery port can be made to be an alternating flow. Is done.
  • the liquid supplied to the plurality of liquid inlets varies depending on the type of the mixed flow generated by the mixed flow generating device and is not particularly limited. It is preferable. In such a case, the situation of the interface formed between the respective liquids can be adjusted in the flow path, and the significance of employing the microreactor of the present invention is also increased.
  • the direction of Neuve P is not particularly limited, but its central axis L is parallel to the vertical direction.
  • the Neuve P it is preferable to arrange the Neuve P so that the side on which the liquid inlet is provided is vertically upward.
  • the inner radius r of the pipe P and the outer radius r of the rotor R depend on the liquid introduced from the liquid inlet and
  • a flow path for flowing a mixed flow generated inside the pipe P is usually connected to the downstream side of the liquid delivery port.
  • the flow path connected to the downstream side of the liquid delivery port can be used as a reaction flow path for advancing chemical reaction and extraction.
  • the cross-sectional area of the flow path connected to the downstream side of the liquid delivery port is not particularly limited, but is usually set to 10 mm 2 or less in order to make the flow in the flow path dominant.
  • the arrangement of the liquid inlet and the liquid outlet is not particularly limited as long as the liquid inlet is positioned upstream of the liquid outlet! /, But at least of the plurality of liquid inlets One liquid inlet is provided at the upstream end of the pipe P, at least one liquid inlet of the remaining liquid inlets is provided at the side periphery of the pipe P, and the liquid outlet is downstream of the pipe P It is preferable to be provided at the end of this.
  • the liquid introduced at the upstream end of the pipe P is introduced into the liquid introduced at the side peripheral part of the pipe P. It becomes possible to make it easy to be entangled spirally inside. Therefore, it becomes easy to generate the alternating flow and spiral flow described later neatly.
  • the liquid inlet provided in the side periphery of the pipe P is formed in a slit shape.
  • the liquid introduction rocker pipe P provided on the side periphery of the pipe P, and it is introduced from the liquid introduction port provided at the upstream end of the pipe P. It becomes even easier to entangle the piped liquid and the liquid introduced from the liquid inlet provided in the side periphery of the Neuve P in a spiral shape inside the pipe P.
  • the magnetic field generating means C is capable of generating a rotating magnetic field around the central axis L of the pipe P.
  • it may be a permanent magnet that mechanically rotates the outer periphery of the pipe P, but a plurality of coils arranged symmetrically about the central axis L.
  • the structure of the magnetic field generating means C can be simplified and the mixed flow generating device can be further miniaturized.
  • the rotor R can be easily controlled because the strength and rotational speed of the rotating magnetic field can be adjusted simply by changing the magnitude and frequency of the alternating current flowing through each coil. It becomes like this.
  • the number of coils used as the magnetic field generating means C is not particularly limited as long as it is 2 or more, but is usually set to 3 or more, more preferably 3n.
  • the rotor R is not particularly limited as long as it rotates due to the generation of the rotating magnetic field, and has a conductor (such as a coil) for flowing an induction current, like a rotor used in an induction motor.
  • a conductor such as a coil
  • the mixed flow generator can be made to easily exert a large torque just by making the rotor R not slippery and easy to control.
  • “the rotor R is magnetized” means either the case where the entire rotor R is magnetically magnetized or the case where the magnetized magnet is fixed to the rotor R. It is assumed that the concept includes cases.
  • the rotor R is normally magnetized so that the magnetic poles appear rotationally symmetric with respect to the central axis.
  • the rotor R can be rotated without providing a drive shaft, and a special seal structure for the drive shaft can be omitted. Can be simplified. Therefore, it is possible to greatly reduce the size of the mixed flow generator as well as to reduce the production cost of the mixed flow generator. Therefore, it is possible to provide a mixed flow generator suitable for incorporation in a small reactor called a microreactor.
  • FIG. 1 The mixed flow generator of the present invention is cut along a vertical plane including the central axis L of the pipe P
  • FIG. 2 Section showing the mixed flow generator of the present invention cut along Y-Y in Fig. 1 FIG.
  • FIG. 3 Cross section showing the mixed flow generator of the present invention cut along Y- ⁇ in Fig. 1
  • FIG. 1 A first figure.
  • FIG. 4 is a cross-sectional view of the mixed flow generator of the present invention cut along the ⁇ - ⁇ in FIG.
  • FIG. 1 A first figure.
  • FIG. 5 A diagram showing liquid F and liquid F flowing in a spiral entanglement inside Neuve
  • FIG. 6 is a diagram showing a liquid F and a liquid F flowing in a spiral manner in the flow path connected to the downstream side of the liquid delivery port OUT.
  • FIG. 7 is a diagram showing liquid F and liquid F flowing alternately at a short pitch in the flow path connected to the downstream side of the liquid delivery port OUT.
  • FIG. 8 is a diagram showing liquid F and liquid F that alternately flow at a long pitch in the flow path connected to the downstream side of the liquid delivery port OUT.
  • Fig. 1 shows the mixed flow generator of the present invention cut along a vertical plane including the central axis L of the pipe P.
  • FIG. 2 is a cross-sectional view showing a state in which the mixed flow generator of the present invention is cut at Y Y in FIG. Fig. 3 shows the mixed flow generator of the present invention as shown in Fig. 1.
  • FIG. 22 is a cross-sectional view showing a state cut by 2 2.
  • Fig. 4 shows the mixed flow generator of the present invention as shown in Fig. 1.
  • FIG. 3 is a cross-sectional view showing a state cut by 3 3.
  • the mixed flow generator of the present invention includes a pipe P for flowing a liquid, a magnetic field generating means C for generating a rotating magnetic field, and a rotor R for adjusting the flow of the liquid. It is equipped with.
  • Neuve P has a pipe upstream P having liquid inlets IN and IN, and a liquid P
  • the part P and the pipe downstream part P having the liquid outlet OUT are formed separately.
  • Pipe upstream part P and pipe downstream part P are large diameter opening and small diameter opening.
  • Each is connected to each opening of the pipe midstream part P.
  • the material of the Neuve P is not particularly limited, but if it is a ferromagnetic material such as iron, the rotor R is in a state of being magnetically shielded by the pipe P, and the magnetic field generated by the magnetic field generating means C is Usually, nonmagnetic materials such as glass, ceramics, plastic, aluminum, copper, and stainless steel are selected because they may be weakened internally. The specific material to be selected is appropriately determined in consideration of the compatibility with the liquids F and F. Of this example
  • liquid inlets IN and IN for introducing liquids F and F are provided in the nozzle upstream part P. It is. If the liquid inlets IN and IN are provided at a total of two or more locations, their arrangement is sufficient.
  • the liquid F introduced from the liquid inlet IN and the liquid F introduced from the liquid inlet IN are used.
  • the liquid inlet IN is provided in the side periphery of the pipe upstream P
  • the Liquid inlet at the upstream part P of the pipe The inner peripheral surface near the IN smoothly guides the liquid F
  • liquid inlets IN and IN are not perpendicular to each other.
  • the liquid inlet IN is provided in the pipe P.
  • the flow of the liquid F introduced into the upstream part P is formed in a band shape.
  • the width along the short direction of the port IN is the inner radius r of the pipe P (upstream part P) and the rotor R.
  • the liquid inlet IN In order to make it easy to generate a spiral flow inside the pipe upstream portion P, it is usually set to ⁇ ⁇ : or less.
  • the liquid inlet IN In the mixed flow generator of this embodiment, the liquid inlet IN
  • the width along the longitudinal direction of 2 is 3mm! /
  • one surface constituting the inner wall of the liquid inlet IN is connected so as to be in contact with the inner peripheral surface of the pipe upstream portion P.
  • Liquid F is introduced from the liquid inlet IN in the tangential direction of the inner peripheral surface of the pipe upstream P.
  • the inner radius r of the pipe midstream part P (pipe P) is the outer radius r of the rotor R and the flow of liquids F and F.
  • the mixed flow at Neuve middle P In general, the difference between the inner radius r and the outer radius r should be 2mm or less.
  • the difference between the inner radius r and the outer radius r is preferably less than 1.5mm lmm
  • the inner radius 1 ⁇ is set to 4 mm
  • the outer radius r force ⁇ mm is set to lmm.
  • the length of the pipe midstream portion P varies depending on the length of the rotor R and is particularly limited.
  • the liquid feed for sending the liquid F mixed with the liquids F and F is sent.
  • An outlet OUT is provided.
  • the arrangement of the liquid outlet OUT is not particularly limited as long as it is provided at one or more locations, but in the mixed flow generator of this embodiment,
  • the liquid outlet OUT is connected to the pipe so that the liquids F and F flowing in an annular shape through the gap between the inner peripheral surface of the pipe P and the outer peripheral surface of the rotor R can be sent straight out of the noise P.
  • a B 1 It is provided in the small diameter opening of the flow part P. Liquid outlet in pipe downstream part P Near OUT
  • the inner peripheral surface near 3 3 1 is formed in a tapered shape so that the liquids F and F can be smoothly guided.
  • the magnetic field generating means C is arranged on the outer periphery of the pipe midstream portion P.
  • the magnetic field generating means C uses three coils C to C arranged in a rotational symmetry of 120 ° about the central axis L of the pipe P.
  • This magnetic field generation means C rotates at a constant speed around the central axis L of the pipe P when a sinusoidal three-phase alternating current with a phase delay of 120 ° is applied to the coils C to C.
  • a rotating magnetic field that rotates while maintaining a constant strength at a speed is generated.
  • the rotational speed of the rotating magnetic field can be easily adjusted by changing the frequency of the alternating current I ⁇ 1.
  • the strength of the rotating magnetic field can be determined by changing the magnitude of the alternating currents I to ⁇ .
  • the attachment structure of the coils C to C is not particularly limited.
  • the sheet S with coils C to C fixed at equal intervals is placed outside the pipe midstream part P.
  • the mixed flow generator can be further miniaturized.
  • the sheet S is usually wound with the surface on which the coils c to c are fixed being inward. Sea
  • the material of G is not particularly limited, but the magnetic field generated by each of the coils C to C is transmitted through the sheet S.
  • a non-magnetic material is selected. Inside the coils c to c, there is a ferromagnetic force such as iron
  • the strength of the rotating magnetic field generated inside the pipe P can be secured.
  • the rotor R is cylindrical.
  • the downstream end of the rotor R is tapered and is supported by a pivot bearing B described later.
  • the upstream end of the rotor R is also tapered, and the liquid inlet IN
  • the tapered surfaces that form the upstream end and the downstream end of the rotor R are V, and the deviation of the tapered surface is 30 ° with respect to the center axis of the rotor scale. It is formed to make.
  • the length of the rotor R is not particularly limited, but in the rotor R of this embodiment, the length from the upstream end to the downstream end is about 40 mm! /.
  • the material of the rotor R is not particularly limited as long as it is rotated by the rotating magnetic field generated by the magnetic field generating means C, but in the mixed flow generating device of the present embodiment, it is formed by a permanent magnet.
  • permanent magnets used for the rotor R include compound magnets such as samarium cobalt magnets and bright magnets, and alloy magnets such as KS magnet steel and MK magnet steel.
  • a rotor R is formed by forming a samarium correto magnet excellent in corrosion resistance into a cylindrical shape.
  • the rotor R in this embodiment is formed integrally as a whole, and the magnet R is arranged so that one side divided by a plane passing through the central axis is N pole and the opposite side is S pole. Deceived force It is not limited to this.
  • the number of magnetic poles can be three or more.
  • the pivot bearing B is for supporting a downstream end (pivot) formed in a tapered shape of the rotor R.
  • the pivot bearing B of this embodiment is a disk-like one, and a pivot hole is provided at the center of one surface thereof.
  • the pivot hole has an opening diameter of 0.5 mm and a depth of about 0.4 mm, and its inner wall surface is formed in a tapered shape.
  • the tapered surface that forms the inner wall surface of the pivot hole is formed so that its generatrix is at an angle of 32.5 ° with respect to the central axis of the pivot bearing B. It is a one-point support.
  • the pivot bearing B has a through hole H through which the liquids F and F pass.
  • a plurality of through-holes H can be rotated around the central axis L of the pipe P.
  • the mixed flow F can be an alternating flow with a uniform pitch.
  • the four through holes H to H are arranged with the pivot hole in the middle.
  • the total opening area of the through holes H to H is the liquid F, F
  • the mixed flow generation method of the present invention is suitable for generating a mixed flow such as an alternating flow or a spiral flow. In this case, supply to the liquid inlets IN and IN.
  • liquids F 1 and F 2 it is preferable to select liquids that are not compatible with each other. This makes the liquid
  • alternating flow which is a particularly preferable example
  • the pitch of the alternating flow to be generated is not necessarily uniform, but is preferably substantially uniform. This makes it possible to improve the reproducibility of the chemical reaction and extraction performed in the flow path connected to the downstream side of the liquid outlet OUT.
  • alternate flow pitch means the distance from the tip of one droplet flowing through the flow path connected to the downstream side of the liquid outlet OUT to the tip of the same type of droplet that flows next. I mean.
  • the pitch of the alternating flow varies the cross-sectional area of the flow path P connected to the downstream side of the liquid outlet OUT and the flow rate of liquid F and liquid F.
  • the specific flow pitch is determined by the flow path P connected to the downstream side of the liquid outlet OUT.
  • the alternating flow pitch is preferably 0.05 mm or more, more preferably 0.2 mm or more. However, if the pitch of the alternating flow is too long, the flow path P
  • the alternate flow pitch is preferably 20 mm or less, more preferably 10 mm or less.
  • the cross-sectional area of the flow path P connected to the downstream side of the liquid outlet OUT is not particularly limited.
  • cross-sectional area of channel P is 1 X 10 _3 mm 2 or more
  • 4 is preferably 5 mm 2 or less, more preferably 3 mm 2 or less.
  • the flow ratio of the liquids F and F is not particularly limited, but in order to stabilize the flow state, 1
  • Z9-9Zl is preferred. 2Z8-8Z2 is more preferred.
  • Liquid F Silicone oil, viscosity lOcst, flow rate 50mLZ min
  • the interface between the liquid F and the liquid F is also spiraled inside the flow path P connected to the downstream side of the liquid delivery port OUT.
  • the mixed flow generator of the present invention can generate a mixed flow preferable for chemical reaction and extraction such as spiral flow and alternating flow under the control of laminar flow by changing each condition. It was divided that it was a thing.
  • the mixed flow generator of the present invention can be used for various applications, but can be suitably used for generating a mixed flow for extracting a chemical reaction. Among them, it is suitable for generating a mixed flow such as an alternating flow or a spiral flow under the control of a laminar flow, and particularly suitable for generating an alternating flow. In addition, since it can be easily miniaturized, it can be put to practical use as a microreactor. In particular, microreactors used in synthetic reaction tests for chemical screening and microreactors used in research and development of new chemical processes are expected. In addition, research and development in some fine chemical fields is also expected for practical use as a microreactor for industrial production of products.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

On décrit un dispositif de génération d'écoulement mixte capable de faire tourner un rotor sans recourir à un arbre d'entraînement. Le dispositif de génération d'écoulement mixte destiné à mélanger deux liquides ou davantage et à générer un écoulement mixte comprend : une conduite (P) dotée d'entrées de liquides (IN1, IN2) du côté amont et d'une sortie de liquide (OUT1) du côté aval ; un moyen de génération de champ magnétique (C) disposé autour de la circonférence extérieure de la conduite (P) et générant un champ magnétique rotatif dont le centre est situé sur l'axe de symétrie (L0) de la conduite (P) ; et un rotor colonnaire (R) contenu dans la conduite (P) et tournant autour de l'axe de symétrie (L0) par la génération du champ magnétique rotatif.
PCT/JP2006/307487 2005-04-08 2006-04-07 Dispositif et procede de generation d'ecoulement mixte Ceased WO2006109741A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2007512982A JP5176103B2 (ja) 2005-04-08 2006-04-07 混合流発生装置および混合流の発生方法

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JP2005-111760 2005-04-08
JP2005111760 2005-04-08

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016021465A1 (fr) * 2014-08-04 2016-02-11 国立大学法人信州大学 Récipient à écoulement fluidique et réacteur photochimique
JP2019063791A (ja) * 2017-09-28 2019-04-25 佐竹化学機械工業株式会社 分散機
US11808370B2 (en) 2019-07-15 2023-11-07 Agilent Technologies, Inc. Mixing fluid by combined axial motion and rotation of mixing body

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