CN109758984A - Microchannel plate, gas-liquid reactor, reaction system and application based on star-like curve - Google Patents
Microchannel plate, gas-liquid reactor, reaction system and application based on star-like curve Download PDFInfo
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- CN109758984A CN109758984A CN201910193679.3A CN201910193679A CN109758984A CN 109758984 A CN109758984 A CN 109758984A CN 201910193679 A CN201910193679 A CN 201910193679A CN 109758984 A CN109758984 A CN 109758984A
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Abstract
The present invention provides a kind of microchannel plate based on star-like curve, gas-liquid reactor, reaction system and application, comprising: reaction plate, star-like fractal structure microchannel, input microchannel and output microchannel;The star-like fractal structure microchannel, the input microchannel and the output microchannel are formed in a surface of the reaction plate, the input microchannel and the output microchannel are connected to the both ends of the star-like fractal structure microchannel, form the reaction channel of perforation.The present invention combines the flow that can effectively and rapidly control material liquid with continuous reactor using microflow control technique so that the residence time for controlling reactant, improves the yield and selectivity of reaction;Using the effective distribution gas-liquid two-phase of microchannel design of fractal structure, reinforces mass transfer, improve efficiency.
Description
Technical field
The present invention relates to chemical engineering catalytic fields, more particularly to a kind of microchannel plate based on star-like curve, gas-liquid
Reactor, reaction system and application.
Background technique
In derived energy chemical field, low-carbon alkene is a kind of very important high added value basic chemical industry raw material, synthetic fibers,
Many products such as synthetic rubber, synthetic plastic, senior lubricant, higher alcohols and jet fuel are all basic raw material, alkene with it
The development level and market equilibrium situation of industry directly affect the development level and industry size of entire chemical industry.
It using alkene as reaction substrate, is able to use in the gas liquid reaction of homogeneous catalyst, hydroformylation reaction most generation
Table, and the aldehyde that hydroformylation reaction generates is able to carry out the chemical reaction of next step to generate alcohol, plasticizer, detergent
Equal products, have important industrial application value.
Traditional reaction kettle has the shortcomings that heating is slow, heat dissipation is slow in the reaction for carrying out needing to heat, reaction beginning and
The time for quenching needs is very long, while the gas-liquid two-phase reaction for needing to pressurize usually has the limitation of mass transfer, inefficiency.Cause
This, the application in terms of multiphase substance mass transfer of traditional reaction kettle has certain limitation, and exploitation is come using novel reactor
It is necessary to carry out the limited heterogeneous reaction of mass transfer.
Summary of the invention
In view of the foregoing deficiencies of prior art, it is micro- logical based on star-like curve that the purpose of the present invention is to provide a kind of
Guidance tape, gas-liquid reactor, reaction system and application, for solve the heating of gas liquid reaction in the prior art is slow, heat dissipation is slow, reaction when
Between long and mass transfer it is limited the problems such as.
In order to achieve the above objects and other related objects, the present invention provides a kind of microchannel plate based on star-like curve, institute
The microchannel plate based on star-like curve is stated to include at least:
Reaction plate, star-like fractal structure microchannel, input microchannel and output microchannel;
The star-like fractal structure microchannel, the input microchannel and the output microchannel are formed in the reaction plate
A surface, the input microchannel and the output microchannel are connected to the two of the star-like fractal structure microchannel
End, forms the reaction channel of perforation.
Optionally, the material of the reaction plate includes polytetrafluoroethylene (PTFE).
Optionally, the star-like fractal structure microchannel includes along the star-like curve of first direction symmetrically arranged first and
Two star-like curves, the first star-like curve and the second star-like curve include at least single order hub-and-spoke configuration;Each rank is star-like
Structure is symmetrical in a second direction, and each rank hub-and-spoke configuration includes continuous eight sides and three vertex, each star-like knot of rank
First vertex of structure is located on the symmetry axis of the second direction, and first vertex of lower single order hub-and-spoke configuration connects upper single order
The endpoint of hub-and-spoke configuration;The last single order hub-and-spoke configuration of the first, second star-like curve is connected, and described first, second is star-like
First rank hub-and-spoke configuration of curve is separately connected the input microchannel and the output microchannel;Wherein, the first direction
And the second direction is mutually perpendicular to.
More optionally, the side length of each rank hub-and-spoke configuration is sequentially reduced.
Optionally, the width of the star-like fractal structure microchannel is not more than 1mm, the star-like fractal structure microchannel
Depth is not more than 1mm.
More optionally, the width of the input microchannel and the output microchannel is micro- not less than the star-like fractal structure
2 times of channel width.
Optionally, the surface of the reaction plate is additionally provided with groove, and it is micro- logical that the groove is located at the star-like fractal structure
The periphery in road, the input microchannel and the output microchannel.
Optionally, the edge of the reaction plate is additionally provided with multiple depth directions along the star-like fractal structure microchannel
The first fixation hole extended, each first fixed hole position is in the periphery of the groove.
In order to achieve the above objects and other related objects, the present invention provides a kind of gas-liquid reactor, the gas-liquid reactor
It includes at least:
The above-mentioned microchannel plate based on star-like curve;
Cover board is opposite with the surface that the microchannel plate based on star-like curve is formed with star-like fractal structure microchannel to set
Set, position corresponding with the input port of microchannel is provided with input through-hole on the cover board, on the cover board with it is described
The corresponding position in port of output microchannel is provided with output through-hole, on the cover board with the first fixation hole on the reaction plate
Corresponding position is provided with the second fixation hole, based on described in first fixation hole and the second fixation hole alignment and fixation realization
Sealed connection of the cover board to the microchannel plate based on star-like curve.
Optionally, the gas-liquid reactor further includes sealing ring, and the sealing ring is located in the groove of the reaction plate, and
It is contacted with the cover board.
Optionally, the material of the cover board includes polytetrafluoroethylene (PTFE).
More optionally, the gas-liquid reactor further includes the first fixed plate and the second fixed plate;First fixed plate is set
It is placed in surface of the cover board far from the microchannel plate based on star-like curve, second fixed plate is set to described be based on
Surface of the microchannel plate of star-like curve far from the cover board, position corresponding with first fixation hole in first fixed plate
It installs and is equipped with third fixation hole, it is fixed to be provided with the 4th for position corresponding with second fixation hole in second fixed plate
Hole, based on described first, second, third and the 4th fixation hole alignment and fixation realization be fastenedly connected.
More optionally, the material of first fixed plate and second fixed plate includes stainless steel.
More optionally, the gas-liquid reactor is suitable for the hydroformylation of olefin of homogeneous catalysis.
In order to achieve the above objects and other related objects, the present invention provides a kind of application of above-mentioned liquid reactor, the gas
Liquid reactor is suitable for the hydroformylation of olefin of homogeneous catalysis.
In order to achieve the above objects and other related objects, the present invention provides a kind of gas liquid reaction system, the gas liquid reaction
System includes at least:
Feeding device and above-mentioned gas-liquid reactor;
The feeding device connection reaction gas and reaction liquid, by the gas-liquid of the reaction gas and the reaction liquid
Two-phase is transported to the input through-hole of the gas-liquid reactor;
The gas-liquid reactor, which is based on star-like fractal structure microchannel, comes into full contact with the gas-liquid two-phase.
Optionally, the feeding device includes triple valve, flowmeter and peristaltic pump, and the reaction gas passes through gas piping
The first port of the triple valve is connected, the flowmeter is connected on the gas piping, and the reaction liquid passes through liquid
The second port of triple valve described in piping connection, the peristaltic pump are connected on the liquid line, the third of the triple valve
Port connects the input through-hole of the gas-liquid reactor.
Optionally, the gas liquid reaction system further includes temperature control equipment, and the temperature control equipment is set to described
Surface of the microchannel plate based on star-like curve far from the cover board monitors the temperature of the microchannel plate based on star-like curve
And pass through computer heating control reaction temperature.
Optionally, the gas liquid reaction system further includes pressure control device, and the pressure control device is connected to described
Gas-liquid reactor export through hole, to control the pressure in the star-like fractal structure microchannel.
More optionally, the pressure control device includes counterbalance valve.
Optionally, the output liquid of the gas-liquid reactor is back to the triple valve, and realization recycles.
Optionally, the gas liquid reaction system further includes tails assay device, and the tails assay device is connected by pipeline
Connect the output through-hole of the gas-liquid reactor.
More optionally, the gas liquid reaction system includes at least two concatenated gas-liquid reactors.
As described above, the microchannel plate based on star-like curve, gas-liquid reactor, reaction system and application of the invention, tool
Have it is following the utility model has the advantages that
1, combined using microflow control technique with continuous reactor can effectively and rapidly control the flow of material liquid from
And the residence time of reactant is controlled, improve the yield and selectivity of reaction.
2, using the effective distribution gas-liquid two-phase of microchannel design of fractal structure, reinforce mass transfer, improve efficiency.
Detailed description of the invention
Fig. 1 is shown as the schematic perspective view of the microchannel plate of the invention based on star-like curve.
Fig. 2 is shown as the overlooking structure diagram of the microchannel plate of the invention based on star-like curve.
Fig. 3 is shown as the schematic perspective view of gas-liquid reactor of the invention.
Fig. 4 is shown as the overlooking structure diagram of cover board of the invention.
Fig. 5 is shown as the overlooking structure diagram of the first fixed plate of the invention.
Component label instructions
1 microchannel plate based on star-like curve
11 reaction plates
12 star-like fractal structure microchannels
13 input microchannels
14 output microchannels
15 grooves
16 first fixation holes
2 cover boards
21 input through-holes
22 output through-holes
23 second fixation holes
3 first fixed plates
31 first through hole
32 second through-holes
33 third fixation holes
Specific embodiment
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from
Various modifications or alterations are carried out under spirit of the invention.
Please refer to FIG. 1 to FIG. 5.It should be noted that diagram provided in the present embodiment only illustrates this in a schematic way
The basic conception of invention, only shown in schema then with related component in the present invention rather than package count when according to actual implementation
Mesh, shape and size are drawn, when actual implementation kenel, quantity and the ratio of each component can arbitrarily change for one kind, and its
Assembly layout kenel may also be increasingly complex.
Embodiment one
It is described based on star-like curve as shown in Figure 1, the present embodiment provides a kind of microchannel plate 1 based on star-like curve
Microchannel plate includes:
Reaction plate 11, star-like fractal structure microchannel 12, input microchannel 13 and output microchannel 14.
As shown in Figure 1, the reaction plate 11 is used to form reaction channel.
Specifically, in the present embodiment, the reaction plate 11 is rectangular configuration, and size includes but is not limited to 220mm*
The thickness of 120mm, the reaction plate 11 include but is not limited to 5mm, and in actual use, the reaction plate 11 can be set as needed
Shape shape, size and thickness, is not limited to this embodiment.In the present embodiment, the microchannel plate 1 based on star-like curve is used
In the hydroformylation of olefin of homogeneous catalysis, then the material of the reaction plate 11 is selected as polytetrafluoroethylene (PTFE), is actually using
In, the material of the reaction plate 11 can be set according to reactive material, and the material of the reaction plate 11 does not occur with reactant
Reaction or the progress for not influencing reaction, are not limited to this embodiment.
As shown in Figure 1, the star-like fractal structure microchannel 12 is formed in a surface of the reaction plate 11, it to be used for conduct
React the channel occurred.
Specifically, (in the present embodiment, the star-like fractal structure microchannel 12 is formed in the surface of the reaction plate 11
By taking upper surface as an example), the top view of the star-like fractal structure microchannel 12 is in star-like fractal structure, along the reaction plate 11
Thickness direction is extended inward from the surface of the reaction plate 11, in the present embodiment, the star-like fractal structure microchannel 12
Depth be not more than 1mm, width be not more than 1mm.The generation type of the star-like fractal structure microchannel 12 includes but is not limited to
Mechanical lithography, wet etching and pass through mold be integrally formed.The star-like fractal structure microchannel 12 is the reaction channel of perforation.
More specifically, as shown in Fig. 2, the star-like fractal structure microchannel 12 is symmetrically set along first direction and second direction
It sets, and inlet and outlet are contrary, in the present embodiment, the first direction is the Y direction of the 11 place plane of reaction plate,
The second direction is the X-direction of the 11 place plane of reaction plate, can first direction described in sets itself in actual use
And the second direction, the first direction and the second direction are vertical.It wraps the star-like fractal structure microchannel 12
Include the first star-like curve 121 and the second star-like curve 122, the first star-like curve 121 and the described second star-like 122 edge of curve
Y direction is symmetrical.The first star-like curve 121 and the second star-like curve 122 are including at least star-like knot of single order
Structure, in the present embodiment, the first star-like curve 121 and the second star-like curve 122 are three rank hub-and-spoke configurations.It is described
The first rank hub-and-spoke configuration in first star-like curve 121 includes continuous eight sides and three vertex, wherein the first vertex is located at
On the symmetry axis of the first rank hub-and-spoke configuration, and the first vertex of the first rank hub-and-spoke configuration connects the input microchannel
13;The first star-like curve 121 includes two second-order hub-and-spoke configurations, and each second-order hub-and-spoke configuration includes continuous eight
Side and three vertex, the first vertex of each second-order hub-and-spoke configuration are separately connected the endpoint of the first rank hub-and-spoke configuration;It is described
First star-like curve 121 includes four third rank hub-and-spoke configurations, and each third rank hub-and-spoke configuration includes continuous eight sides and three
A vertex, the first vertex of each third rank hub-and-spoke configuration are separately connected each endpoint of the second-order hub-and-spoke configuration;Each rank is star-like
The side length of structure is sequentially reduced, and in the present embodiment, the side length of the first rank hub-and-spoke configuration is set as second-order hub-and-spoke configuration side length
Twice, the side length of second-order hub-and-spoke configuration is set as twice of third rank hub-and-spoke configuration side length, and specific value is respectively 16mm,
8mm and 4mm, in actual use, side length can be set as needed, and be not limited to this embodiment.The second star-like curve 122 with
The structure of the first star-like curve 121 is identical, is only symmetrical arranged, and the third rank of the first star-like curve 121 is star-like
Each endpoint of structure and each endpoint of the third rank hub-and-spoke configuration of the described second star-like curve 122 are correspondingly connected with.Second star
First vertex of the first rank hub-and-spoke configuration of type curve 122 connects the output microchannel 14.Reactant is micro- logical from the input
The first rank hub-and-spoke configuration that road 13 divides two-way to enter the described first star-like curve 121 is then divided into four roads into first star
The second-order hub-and-spoke configuration of type curve 121 is further divided into the third rank hub-and-spoke configuration that eight tunnels enter the described first star-like curve 121,
Eight tunnel Zai Yi enters the third rank hub-and-spoke configuration of the described second star-like curve 122, then merges two-by-two and is divided into described in the entrance of four tunnels
The second-order hub-and-spoke configuration of second star-like curve 122, then merge be divided into two-way into the of the described second star-like curve 122 two-by-two
Single order hub-and-spoke configuration finally enters the output microchannel 14 by merging into all the way.
It should be noted that the first star-like curve 121 and described second described in the star-like fractal structure microchannel 12
The order of star-like curve 122 can be set as needed, be not limited to this embodiment.
As shown in Figure 1, the input microchannel 13 is formed in a surface of the reaction plate 11, for that will input reactant
Matter is introduced into the star-like fractal structure microchannel 12.
Specifically, the input microchannel 13 and the star-like fractal structure microchannel 12 are formed in the reaction plate 11
The one end on same surface, the input microchannel 13 connects the first end of the star-like fractal structure microchannel 12, in this implementation
In example, the length of the input microchannel 13 is not more than 10mm, and it is wide that width is more than or equal to the star-like fractal structure microchannel 12
2 times of degree, in actual use, the size of the input microchannel 13 can be set as needed.
As shown in Figure 1, the output microchannel 14 is formed in a surface of the reaction plate 11, for that will input reactant
Matter is drawn in the star-like fractal structure microchannel 12.
Specifically, the output microchannel 14 and the star-like fractal structure microchannel 12 are formed in the reaction plate 11
The one end on same surface, the output microchannel 14 connects the second end of the star-like fractal structure microchannel 12, in this implementation
In example, the length of the output microchannel 14 is not more than 10mm, and it is wide that width is more than or equal to the star-like fractal structure microchannel 12
2 times of degree, in actual use, the size of the output microchannel 14 can be set as needed.
As a kind of implementation of the present embodiment, the surface of the reaction plate 11 is additionally provided with groove 15, the groove
15 are located at the periphery of the star-like fractal structure microchannel 12, the input microchannel 13 and the output microchannel 14.At this
In embodiment, the groove 15 is formed by printing, and the depth of the groove 15 is set as 1.5mm, and width is set as 2mm, bows
View is ellipse, and the size and shape of the groove 15 can be set as needed in actual use.
As a kind of implementation of the present embodiment, the edge of the reaction plate 11 is additionally provided with multiple along described star-like point
The first fixation hole 16 that the depth direction of shape structure microchannel 12 extends, each first fixation hole 16 are located at the outer of the groove 15
It encloses.Each first fixation hole 16 includes but is not limited to the through-hole or setting internal thread through-hole of inner wall smooth.In the present embodiment,
First fixation hole 16 includes the aperture of 10 Φ 9mm, in actual use, the quantity of first fixation hole 16 and aperture
It can be set as needed, be not limited to this embodiment.
The many places based on the microchannel plate 1 of star-like curve based on the star-like fractal structure microchannel 12 of the present embodiment are curved
The collision for reckoning the actual amount after a discount existing reactive material, comes into full contact with reactive material, and mass transfer enhancement improves efficiency.
It should be noted that in the present embodiment, the microchannel plate 1 based on star-like curve is for carrying out homogeneous catalysis
Hydroformylation of olefin, be not excluded for the specific reaction system of other biological, chemical industry, environment etc. in actual use
Using.
Embodiment two
As shown in figure 3, the present embodiment provides a kind of gas-liquid reactor, the gas-liquid reactor includes:
Microchannel plate 1 and cover board 2 based on star-like curve.
As shown in figure 3, described be fastenedly connected based on the microchannel plate 1 of star-like curve and the cover board 2.
Specifically, the description of the specific structure such as embodiment one of the microchannel plate 1 based on star-like curve, it is different herein
One repeats.The microchannel plate 1 based on star-like curve has the surface of the star-like fractal structure microchannel 12 and the lid
Plate 2 is oppositely arranged, and in the present embodiment, the star-like fractal structure microchannel 12 is formed in described micro- logical based on star-like curve
The upper surface of the upper surface of guidance tape 1, the microchannel plate 1 based on star-like curve is bonded with the lower surface of the cover board 2.
As shown in figure 3, with the microchannel plate 1 based on star-like curve to be formed with star-like fractal structure micro- for the cover board 2
The surface in channel 12 is oppositely arranged, the star-like fractal structure microchannel 12 formed only port can input and output pipeline.
Specifically, as shown in figure 4, in the present embodiment, the cover board 2 and the microchannel plate 1 based on star-like curve
Outer profile it is consistent, be rectangular configuration, and size is identical, and the thickness of the cover board 2 is set as 2mm, in actual use, can root
According to needing to set shape, size and thickness, it is not limited to this embodiment.In the present embodiment, described based on the micro- of star-like curve
Channel plate 1 is used for the hydroformylation of olefin of homogeneous catalysis, then it is (described to be selected as polytetrafluoroethylene (PTFE) for the material of the cover board 2
The material of cover board 2 can be different from the material of microchannel plate 1 based on star-like curve), in actual use, the cover board
2 material can be set according to reactive material, and the material of the cover board 2 does not react with reactant or do not influence to react
Progress, is not limited to this embodiment.
Specifically, as shown in figure 4, being provided with input through-hole 21 and output through-hole 22, the input through-hole on the cover board 2
21 is corresponding with the input port of microchannel 13, and the output through-hole 22 is corresponding with the output port of microchannel 14, instead
Answer substance that can enter the star-like fractal structure microchannel 12 by the input through-hole 21, and defeated from the output through-hole 22
Out.
Specifically, as shown in figure 4, being provided with the second fixation hole 23 on the cover board 2, second fixation hole 23 with it is described
The position of the first fixation hole 16 on reaction plate 1 is corresponding, in the present embodiment, the quantity of second fixation hole 23 and aperture with
First fixation hole 16 is identical.Each second fixation hole 23 includes but is not limited to the through-hole or setting internal thread of inner wall smooth
Through-hole.Star is based on described in realization by screwing for internal screw thread in screw and first fixation hole 16 and second fixation hole 23
The microchannel plate 1 of type curve and the cover board 2 be fixedly connected or screw passes through first fixation hole 16 and described second solid
Determine behind hole 23 to realize with nut driving described based on the microchannel plate 1 of star-like curve and being fixedly connected for the cover board 2, is not limited to
Cited by the present embodiment.
As a kind of implementation of the present embodiment, the gas-liquid reactor further includes sealing ring (not shown), institute
It states sealing ring to be located in the groove 15 of the reaction plate 11, and is contacted with the cover board 2, to realize that the star-like fractal structure is micro-
Channel 12 it is closed, it is ensured that reaction it is unaffected.
As a kind of implementation of the present embodiment, the gas-liquid reactor further includes that the first fixed plate 3 and second is fixed
Plate 4, first fixed plate 3 is set to surface of the cover board 2 far from the microchannel plate 1 based on star-like curve, described
Second fixed plate 4 is set to the surface based on the microchannel plate 1 of star-like curve far from the cover board 2, is used for from two side pressures
The tight reaction plate 11 and the cover board 2.
Specifically, as shown in figure 5, in the present embodiment, first fixed plate 3 is rectangular box, in actual use,
First fixed plate 3 may be configured as rectangular plate, be not limited to this embodiment.When first fixed plate 3 block it is described defeated
(frame width for stating the first fixed plate 3 is larger or first fixed plate 3 is rectangle when entering through-hole 21 and the output through-hole 22
Plate), first fixed plate 3 further include first through hole 31 corresponding with the input through-hole 21 and with the output through-hole 22
Corresponding second through-hole 32;When first fixed plate 3 is frame structure and does not block the input through-hole 21 and the output
When through-hole 22, no setting is required for the first through hole 31 and second through-hole 32.Be provided in first fixed plate 3 with it is described
First fixation hole 16 and the corresponding third fixation hole 33 of second fixation hole 23, the quantity of the third fixation hole 33 with it is described
Second fixation hole 23 is identical, aperture be set as 3/8 English system, each third fixation hole 33 include but is not limited to inner wall smooth through-hole or
Internal thread through-hole is set, equally can realize being fixedly connected between each plate with the combination of nut by screw or screw.?
In the present embodiment, the thickness of first fixed plate 3 is set as 5mm, in actual use, thickness can be set as needed, no
It is limited with the present embodiment.
Specifically, essentially identical (including the 4th is fixed for the structure of second fixed plate 4 and first fixed plate 3
Hole), the difference is that no setting is required through-hole corresponding with the input through-hole 21 and the output through-hole 22, herein not one by one
It repeats.
Specifically, the material of first fixed plate 3 and second fixed plate 4 includes but is not limited to 304 stainless steels, can
It is selected as needed, the hardness when material of first fixed plate 3 and second fixed plate 4 needs to reach fastening is wanted
It asks.
Embodiment three
As shown in fig. 1~fig. 5, the present embodiment provides a kind of gas liquid reaction system, the gas liquid reaction system includes:
Feeding device and gas-liquid reactor.
As shown in fig. 1~fig. 5, the feeding device connection reaction gas and reaction liquid, by the reaction gas and institute
The gas-liquid two-phase for stating reaction liquid is transported to the input through-hole 21 of the gas-liquid reactor.
Specifically, the feeding device includes triple valve, flowmeter and peristaltic pump.The reaction gas passes through gas piping
The first port of the triple valve is connected, the flowmeter is connected on the gas piping, and the flowmeter is for controlling institute
State the flow of reaction gas.The reaction liquid connects the second port of the triple valve, the peristaltic pump by liquid line
It is connected on the liquid line, the peristaltic pump is for conveying the reaction liquid.The flowmeter and the peristaltic pump root
The factually flow of border reaction time setting reaction gas and reaction liquid.
The third port of the triple valve connects the input through-hole 21 of the gas-liquid reactor.The reaction gas include but
It is not limited to CO and H2Mixed gas, the reaction liquid includes but is not limited to the molten of certain density alkene and catalyst
Liquid.
As shown in fig. 1~fig. 5, the gas-liquid reactor, which is based on star-like fractal structure microchannel 12, fills the gas-liquid two-phase
Tap touching.
Specifically, the gas-liquid reactor will not repeat them here as described in embodiment two.
As a kind of implementation of the present embodiment, the gas liquid reaction system further includes temperature control equipment, the temperature
Degree control device is set to the surface based on the microchannel plate 1 of star-like curve far from the cover board 2, and monitoring is described to be based on star
The temperature of the microchannel plate 1 of type curve simultaneously passes through computer heating control reaction temperature, and making reaction is being suitable for the (temperature that various reactions require
Preference temperature can be arranged based on specific reactant in difference) it carries out under stationary temperature.
As a kind of implementation of the present embodiment, the gas liquid reaction system further includes pressure control device, the pressure
Force control device is connected at the gas-liquid reactor output through-hole 22, to control in the star-like fractal structure microchannel 12
Pressure.The pressure control device includes but is not limited to counterbalance valve.
As a kind of implementation of the present embodiment, the output liquid of the gas-liquid reactor is back to the triple valve,
Realization recycles.
As a kind of implementation of the present embodiment, the gas liquid reaction system further includes tails assay device, the tail
The output through-hole 22 that gas analytical equipment passes through gas-liquid reactor described in piping connection.
As a kind of implementation of the present embodiment, the gas liquid reaction system includes at least two concatenated gas liquid reactions
Device, the feeding device are connect with the input through-hole 21 of a gas-liquid reactor, the output through-hole 22 of the gas-liquid reactor and another
The input through-hole 21 of one gas-liquid reactor connects, and after multiple gas-liquid reactor series connection, the output of afterbody gas-liquid reactor is logical
Hole 22 connects counterbalance valve and tails assay device.
The working principle of gas liquid reaction system of the invention is as follows: reaction gas comes out from gas cylinder, and flowmeter is to its flow
It is controlled, solution of the preparation containing certain density alkene and catalyst, through peristaltic pump at triple valve and reaction gas
Converge, formation gas-liquid two-phase enters gas-liquid reactor from the input through hole of gas-liquid reactor and reacted.By star-like point of shape
The multiple bending of structure microchannel, reaction gas are constantly collided with reaction liquid, so as to form relatively uniform, contact
Sufficient two-phase mixtures thing liquid, mass transfer enhancement;Meanwhile temperature control equipment carries out thermostatic control, counterbalance valve pair to reaction temperature
Pressure in reaction channel is controlled, it is ensured that reaction is normally carried out.Following reaction liquid is back to after output through-hole discharge
Triple valve is recycled;Tails assay device can be entered after tail gas discharge to be analyzed, nontoxic tail gas can also be straight
Run in into atmosphere.
Microchannel plate based on star-like curve, gas-liquid reactor, reaction system and application of the invention is based on fractal structure
Microchannel design realize gas-liquid mixed it is abundant, the residence time is controllable, reaction efficiency is high, and it is easily fabricated, facilitate observation, structure
Stablize, the application suitable for chemical industry industry.
In conclusion the present invention provides a kind of microchannel plate based on star-like curve, gas-liquid reactor, reaction system and answers
With, comprising: reaction plate, star-like fractal structure microchannel, input microchannel and output microchannel;The star-like fractal structure is micro- logical
Road, the input microchannel and the output microchannel are formed in a surface of the reaction plate, the input microchannel and institute
The both ends that output microchannel is connected to the star-like fractal structure microchannel are stated, the reaction channel of perforation is formed.The present invention
The microchannel plate based on star-like curve, gas-liquid reactor, reaction system and application reacted with continuous type using microflow control technique
Device combines the flow that can effectively and rapidly control material liquid so that the residence time for controlling reactant, improves the yield of reaction
And selectivity;Using the effective distribution gas-liquid two-phase of microchannel design of fractal structure, reinforces mass transfer, improve efficiency.So this
Invention effectively overcomes various shortcoming in the prior art and has high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (22)
1. a kind of microchannel plate based on star-like curve, which is characterized in that the microchannel plate based on star-like curve at least wraps
It includes:
Reaction plate, star-like fractal structure microchannel, input microchannel and output microchannel;
The star-like fractal structure microchannel, the input microchannel and the output microchannel are formed in the one of the reaction plate
Surface, the input microchannel and the output microchannel are connected to the both ends of the star-like fractal structure microchannel, shape
At the reaction channel of perforation.
2. the microchannel plate according to claim 1 based on star-like curve, it is characterised in that: the material packet of the reaction plate
Include polytetrafluoroethylene (PTFE).
3. the microchannel plate according to claim 1 based on star-like curve, it is characterised in that: the star-like fractal structure is micro-
Channel includes the first star-like curve and described along the star-like curve of first direction symmetrically arranged first and the second star-like curve
Second star-like curve includes at least single order hub-and-spoke configuration;Each rank hub-and-spoke configuration is symmetrical in a second direction, and each rank is star-like
Structure includes continuous eight sides and three vertex, and first vertex of each rank hub-and-spoke configuration is located at pair of the second direction
Claim on axis, first vertex of lower single order hub-and-spoke configuration connects the endpoint of upper single order hub-and-spoke configuration;The first, second star-like song
The last single order hub-and-spoke configuration of line is connected, and the first rank hub-and-spoke configuration of the first, second star-like curve is separately connected described defeated
Enter microchannel and the output microchannel;Wherein, the first direction and the second direction are mutually perpendicular to.
4. the microchannel plate according to claim 3 based on star-like curve, it is characterised in that: the side length of each rank hub-and-spoke configuration
It is sequentially reduced.
5. the microchannel plate according to claim 1 based on star-like curve, it is characterised in that: the star-like fractal structure is micro-
The width in channel is not more than 1mm, and the depth of the star-like fractal structure microchannel is not more than 1mm.
6. the microchannel plate according to claim 1 or 5 based on star-like curve, it is characterised in that: the input microchannel
And the width of the output microchannel is not less than 2 times of the star-like fractal structure microchannel width.
7. the microchannel plate according to claim 1 based on star-like curve, it is characterised in that: the surface of the reaction plate is also
It is arranged fluted, the groove is located at the star-like fractal structure microchannel, the input microchannel and the output microchannel
Periphery.
8. the microchannel plate according to claim 1 based on star-like curve, it is characterised in that: the edge of the reaction plate is also
Be provided with the first fixation hole that multiple depth directions along the star-like fractal structure microchannel extend, each first fixed hole position in
The periphery of the groove.
9. a kind of gas-liquid reactor, which is characterized in that the gas-liquid reactor includes at least:
The microchannel plate based on star-like curve as described in claim 1~8 any one;
Cover board, the surface for being formed with star-like fractal structure microchannel with the microchannel plate based on star-like curve are oppositely arranged,
Position corresponding with the input port of microchannel is provided with input through-hole on the cover board, on the cover board with the output
The corresponding position in the port of microchannel is provided with output through-hole, corresponding with the first fixation hole on the reaction plate on the cover board
Position be provided with the second fixation hole, realize the cover board based on first fixation hole and the second fixation hole alignment and fixation
Sealed connection to the microchannel plate based on star-like curve.
10. gas-liquid reactor according to claim 9, it is characterised in that: the gas-liquid reactor further includes sealing ring, institute
It states sealing ring to be located in the groove of the reaction plate, and is contacted with the cover board.
11. gas-liquid reactor according to claim 9, it is characterised in that: the material of the cover board includes polytetrafluoroethylene (PTFE).
12. according to gas-liquid reactor described in claim 9~11 any one, it is characterised in that: the gas-liquid reactor is also
Including the first fixed plate and the second fixed plate;First fixed plate is set to the cover board far from described based on star-like curve
The surface of microchannel plate, second fixed plate are set to the table of the microchannel plate based on star-like curve far from the cover board
Face, position corresponding with first fixation hole is provided with third fixation hole, second fixed plate in first fixed plate
Upper position corresponding with second fixation hole is provided with the 4th fixation hole, fixed based on described first, second, third and the 4th
Alignment and fixation realization in hole is fastenedly connected.
13. gas-liquid reactor according to claim 12, it is characterised in that: first fixed plate and second fixation
The material of plate includes stainless steel.
14. a kind of application of the gas-liquid reactor as described in claim 9~13 any one, it is characterised in that: the gas-liquid
Reactor is suitable for the hydroformylation of olefin of homogeneous catalysis.
15. a kind of gas liquid reaction system, which is characterized in that the gas liquid reaction system includes at least:
Feeding device and the gas-liquid reactor as described in claim 9~13 any one;
The feeding device connection reaction gas and reaction liquid, by the reaction gas and the gas-liquid two-phase of the reaction liquid
It is transported to the input through-hole of the gas-liquid reactor;
The gas-liquid reactor, which is based on star-like fractal structure microchannel, comes into full contact with the gas-liquid two-phase.
16. gas liquid reaction system according to claim 15, it is characterised in that: the feeding device includes triple valve, stream
Meter and peristaltic pump, the reaction gas connect the first port of the triple valve, the flowmeter connection by gas piping
In on the gas piping, the reaction liquid connects the second port of the triple valve, the peristaltic pump by liquid line
It is connected on the liquid line, the third port of the triple valve connects the input through-hole of the gas-liquid reactor.
17. gas liquid reaction system according to claim 15, it is characterised in that: the gas liquid reaction system further includes temperature
Control device, the temperature control equipment are set to the surface of the microchannel plate based on star-like curve far from the cover board,
It monitors the temperature of the microchannel plate based on star-like curve and passes through computer heating control reaction temperature.
18. gas liquid reaction system according to claim 15, it is characterised in that: the gas liquid reaction system further includes pressure
Control device, the pressure control device is connected to the gas-liquid reactor output through hole, to control the star-like point of shape
Pressure in structure microchannel.
19. gas liquid reaction system according to claim 18, it is characterised in that: the pressure control device includes back pressure
Valve.
20. gas liquid reaction system according to claim 15, it is characterised in that: the output liquid of the gas-liquid reactor returns
It is flow to the triple valve, realization recycles.
21. gas liquid reaction system according to claim 15, it is characterised in that: the gas liquid reaction system further includes tail gas
Analytical equipment, the output through-hole that the tails assay device passes through gas-liquid reactor described in piping connection.
22. gas liquid reaction system described in 5~21 any one according to claim 1, it is characterised in that: the gas liquid reaction system
System includes at least two concatenated gas-liquid reactors.
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050220681A1 (en) * | 2004-03-19 | 2005-10-06 | State of Oregon acting by and through the State Board of Higher Education on behalf of | Microchemical nanofactories |
CN202403600U (en) * | 2011-12-28 | 2012-08-29 | 华南理工大学 | Microchannel heat exchange plate of V-shaped fractal structures |
CN102784543A (en) * | 2011-05-17 | 2012-11-21 | 中国科学院大连化学物理研究所 | Fractal micro channel reactor system for enhancing CO2 absorption, and method thereof |
CN106311110A (en) * | 2016-09-23 | 2017-01-11 | 中国科学院上海高等研究院 | Microchannel plate with fractal structure, photocatalytic reactor and application thereof |
CN106964306A (en) * | 2017-05-12 | 2017-07-21 | 中国科学院上海高等研究院 | Microchannel plate, gas-liquid reactor and reaction system with point shape honeycomb |
CN107175052A (en) * | 2017-05-24 | 2017-09-19 | 中国科学院上海高等研究院 | Gas-liquid tubular reactor, gas liquid reaction system and its application with fractal structure |
CN108435108A (en) * | 2018-05-24 | 2018-08-24 | 上海大学 | Microchannel gas-liquid reactor with Koch curvilinear structures |
-
2019
- 2019-03-14 CN CN201910193679.3A patent/CN109758984A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050220681A1 (en) * | 2004-03-19 | 2005-10-06 | State of Oregon acting by and through the State Board of Higher Education on behalf of | Microchemical nanofactories |
CN102784543A (en) * | 2011-05-17 | 2012-11-21 | 中国科学院大连化学物理研究所 | Fractal micro channel reactor system for enhancing CO2 absorption, and method thereof |
CN202403600U (en) * | 2011-12-28 | 2012-08-29 | 华南理工大学 | Microchannel heat exchange plate of V-shaped fractal structures |
CN106311110A (en) * | 2016-09-23 | 2017-01-11 | 中国科学院上海高等研究院 | Microchannel plate with fractal structure, photocatalytic reactor and application thereof |
CN106964306A (en) * | 2017-05-12 | 2017-07-21 | 中国科学院上海高等研究院 | Microchannel plate, gas-liquid reactor and reaction system with point shape honeycomb |
CN107175052A (en) * | 2017-05-24 | 2017-09-19 | 中国科学院上海高等研究院 | Gas-liquid tubular reactor, gas liquid reaction system and its application with fractal structure |
CN108435108A (en) * | 2018-05-24 | 2018-08-24 | 上海大学 | Microchannel gas-liquid reactor with Koch curvilinear structures |
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Application publication date: 20190517 |