CN108176335B - Tandem microreactor with porous metal reaction carrier with porous composite microchannel - Google Patents
Tandem microreactor with porous metal reaction carrier with porous composite microchannel Download PDFInfo
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- CN108176335B CN108176335B CN201810184163.8A CN201810184163A CN108176335B CN 108176335 B CN108176335 B CN 108176335B CN 201810184163 A CN201810184163 A CN 201810184163A CN 108176335 B CN108176335 B CN 108176335B
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 176
- 239000002184 metal Substances 0.000 title claims abstract description 23
- 239000002131 composite material Substances 0.000 title claims abstract description 10
- 239000012530 fluid Substances 0.000 claims abstract description 115
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 238000005520 cutting process Methods 0.000 claims description 5
- 238000003801 milling Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000009826 distribution Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
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- 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
- 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
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
-
- 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
- B01J19/0053—Details of the reactor
-
- 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
- B01J19/0053—Details of the reactor
- B01J19/0073—Sealings
-
- 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
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
-
- 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
- B01J2204/00—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices
- B01J2204/002—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices the feeding side being of particular interest
-
- 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
- B01J2204/00—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices
- B01J2204/005—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices the outlet side being of particular interest
-
- 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
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00092—Tubes
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- 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
- B01J2219/00792—One or more tube-shaped elements
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- 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
- B01J2219/00819—Materials of construction
- B01J2219/00844—Comprising porous material
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- 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
- B01J2219/00851—Additional features
- B01J2219/00867—Microreactors placed in series, on the same or on different supports
-
- 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
- B01J2219/00891—Feeding or evacuation
- B01J2219/00894—More than two inlets
Abstract
A series-connection type microreactor with a hole-slot composite microchannel porous metal reaction carrier relates to a microreactor. The device is provided with a heat exchange medium inlet cavity, a heat exchange medium outlet cavity, a mixed reaction heat exchange cavity, a reaction fluid inlet reversing cavity, a reaction fluid outlet reversing cavity and a metal sealing sheet; the reaction fluid inlet reversing cavity is internally provided with a reaction fluid inlet, a plurality of reaction fluid reversing grooves and heat exchange medium circulation yielding holes, the reaction fluid outlet reversing cavity is internally provided with a reaction fluid outlet, a plurality of reaction fluid reversing grooves and heat exchange medium circulation yielding holes, the mixed reaction heat exchange cavity is internally provided with a heat exchange medium circulation microchannel and a reaction fluid circulation microchannel, the reaction fluid circulation microchannel is internally provided with a porous structure, and the surface of the porous structure is provided with a plurality of U-shaped grooves.
Description
Technical Field
The invention relates to a micro-reactor, in particular to a series-connection type micro-reactor with a porous metal reaction carrier of a porous composite micro-channel with a porous slot, which is used for efficiently exchanging heat in the process of fully mixing and releasing heat again among a plurality of fluids after simple mixing.
Background
Some chemical industry production is often accompanied by severe exothermic reactions, such as a Fischer-Tropsch reaction synthesis process, and if heat in the reaction process cannot be timely taken away in the reaction process, the activity of a catalyst, forward progress of the reaction, production safety and the like are affected. The micro-reactor technology has important application in heat exchange due to the large specific surface area, and in order to solve the heat exchange problem in the exothermic reaction process of chemical production, a micro-reactor needs to be designed.
Reference is made to:
[1] liu Zhaoli, zhang Pengfei use of microreactors in the field of chemistry [ J ], "progress of chemistry", 2016,35 (1): 10-17.
[2] Li Yi, cao Jun, should be flown, luo Qing. Fischer-Tropsch synthesis microreactor research progress [ J ], "chemical progress", 2015, 34 (6): 1519-1525.
Disclosure of Invention
The invention aims to provide a series-connection type micro-reactor with a hole-groove composite micro-channel porous metal reaction carrier, which has the advantages of compact structure, high mixing reaction efficiency, strong heat exchange capability, convenient assembly and disassembly and reliable sealing.
The invention is provided with a heat exchange medium inlet cavity, a heat exchange medium outlet cavity, a mixed reaction heat exchange cavity, a reaction fluid inlet reversing cavity, a reaction fluid outlet reversing cavity and a metal sealing sheet; the reaction fluid inlet reversing cavity is internally provided with a reaction fluid inlet, a plurality of reaction fluid reversing grooves and heat exchange medium circulation yielding holes, the reaction fluid outlet reversing cavity is internally provided with a reaction fluid outlet, a plurality of reaction fluid reversing grooves and heat exchange medium circulation yielding holes, the mixed reaction heat exchange cavity is internally provided with a heat exchange medium circulation microchannel and a reaction fluid circulation microchannel, the reaction fluid circulation microchannel is internally provided with a porous structure, and the surface of the porous structure is provided with a plurality of U-shaped grooves.
The reaction fluid inlet reversing cavity is provided with a reaction fluid inlet, and a reaction fluid inlet channel is L-shaped; the reaction fluid outlet reversing cavity is provided with a reaction fluid outlet, and a reaction fluid outlet channel is L-shaped, so that independent distribution of reaction fluid and a heat exchange medium flowing area is realized.
And 2 heat exchange micro-channels are arranged around each mixed reaction micro-channel on the mixed reaction heat exchange cavity, and all the mixed reaction micro-channels on the mixed reaction heat exchange cavity sequentially form a series-connected reaction fluid flow micro-channel unit through the reaction fluid inlet reversing cavity and the reaction fluid outlet reversing cavity, so that the efficient heat exchange of the parallel-connected heat exchange micro-channel units to the series-connected mixed reaction micro-channel units is realized.
Porous structures are arranged in the mixed reaction micro-channels of the mixed reaction heat exchange cavity, so that efficient mixed reaction is realized.
The surface of the porous structure is provided with a plurality of U-shaped grooves, so that the pressure drop generated by the mixing reaction of the reaction fluid in the porous structure is reduced.
A metal sealing sheet is arranged between the heat exchange medium inlet cavity and the reaction fluid inlet reversing cavity; an O-shaped ring groove is arranged on the reversing groove on the reversing cavity of the reaction fluid inlet and outside the heat exchange micro-channel, and an O-shaped ring is arranged between the reversing cavity of the reaction fluid inlet and the mixed reaction heat exchange cavity; an O-shaped ring groove is arranged on the reversing groove on the reversing cavity of the reaction fluid outlet and outside the heat exchange micro-channel, and an O-shaped ring is arranged between the reversing cavity of the reaction fluid outlet and the mixed reaction heat exchange cavity; a metal sealing sheet is arranged between the reversing cavity of the reaction fluid outlet and the outlet cavity of the heat exchange medium, so that the reliable sealing of the heat exchange medium and the flow of the reaction fluid in the microreactor is realized.
The reaction fluid micro-channel and the heat exchange micro-channel on the mixed reaction heat exchange cavity are processed by linear cutting, and the flange on the mixed reaction heat exchange cavity is welded to realize the processing and manufacturing of the mixed reaction heat exchange cavity; the O-shaped ring-shaped groove and the reversing groove on the reversing cavity of the reaction fluid inlet and the reversing cavity of the reaction fluid outlet are milled, so that the O-shaped ring-shaped groove and the reversing groove are machined and manufactured; the U-shaped grooves on the appearance and the surface of the porous structure are processed by laser, so that the porous structure is processed and manufactured.
The flange plate and other components on the mixed reaction heat exchange cavity are assembled together through the outer hexagon head bolts and nuts, so that the micro-reactor can be quickly assembled and disassembled.
The beneficial effects of the invention are as follows: the reaction fluid inlet is arranged on the reaction fluid inlet reversing cavity, the reaction fluid outlet is arranged on the reaction fluid outlet reversing cavity, and the reaction fluid inlet channel and the reaction fluid outlet channel are arranged in an L-shaped inlet channel form, so that independent distribution of reaction fluid and a heat exchange medium flowing area can be realized; each mixed reaction micro-channel corresponds to two heat exchange micro-channels, a plurality of mixed reaction micro-channels are connected in series, and the heat exchange micro-channels are connected in parallel, so that efficient heat exchange of reaction fluid can be realized; the reliable sealing can be realized by adopting a sealing mode of combining a metal sealing piece and an O-shaped ring; the outer hexagon head bolt and the nut are assembled to realize quick assembly and disassembly; the structural member of the microreactor is processed and manufactured by adopting processing technologies such as wire cutting, welding, milling, laser processing and the like. The series-connected micro-reactor with the porous metal reaction carrier with the porous composite micro-channel can realize high-efficiency heat exchange capacity; the heat exchange medium and the reaction fluid are reliably sealed; the structure is compact; the assembly and the disassembly are convenient; the processing technique is ingenious. The tandem microreactor with the porous metal reaction carrier of the porous composite microchannel has good use performance.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is an exploded view of an embodiment of the present invention;
FIG. 3 is a schematic view of the structure of an embodiment of the heat exchange medium inlet chamber of the present invention;
FIG. 4 is a schematic view of the structure of an embodiment of the heat exchange medium outlet chamber of the present invention;
FIG. 5 is a schematic view of an embodiment of a metal sealing sheet of the present invention;
FIG. 6 is a schematic structural view of an embodiment of the reactive fluid inlet manifold chamber assembly of the present invention;
FIG. 7 is a front view of an embodiment of a reactive fluid inlet manifold chamber of the present invention;
FIG. 8 is a cross-sectional view of A-A of FIG. 7;
FIG. 9 is a schematic structural view of an embodiment of the reactive fluid outlet switching-over cavity assembly of the present invention;
FIG. 10 is a front view of an embodiment of the reactive fluid outlet manifold of the present invention;
FIG. 11 is a cross-sectional view of B-B of FIG. 10;
FIG. 12 is a front view of an embodiment of the O-ring 1 of the present invention;
FIG. 13 is a front view of an embodiment of the O-ring 2 seal of the present invention;
FIG. 14 is a front view of an embodiment of the O-ring 3 rd seal ring of the present invention;
FIG. 15 is a front view of an embodiment of the O-ring seal 4 of the present invention;
FIG. 16 is a front view of an embodiment of the porous structure of the present invention;
FIG. 17 is a left side view of an embodiment of the porous structure of the present invention;
fig. 18 is a partial enlarged view of C of fig. 16.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
As shown in fig. 1 to 18, the embodiment of the invention comprises an outer hexagon head bolt 1, a nut 2, a heat exchange medium inlet cavity 3, a metal sealing sheet 4, a reaction fluid inlet reversing cavity component 5, a reaction fluid inlet reversing cavity 5-1, an O-ring 1 st sealing ring 5-2, an O-ring 2 nd sealing ring 5-3, an O-ring 3 rd sealing ring 5-4, an O-ring 4 th sealing ring 5-5, a heat exchange medium inlet quick-change joint 6, a reaction fluid inlet quick-change joint 7, a porous structure 8, a mixed reaction heat exchange cavity 9, a reaction fluid outlet quick-change joint 10, a heat exchange medium outlet quick-change joint 11, a reaction fluid outlet reversing cavity component 12, a reaction fluid outlet reversing cavity 12-1, a heat exchange medium outlet cavity 13 and an air pipe 14. The assembly sequence of the whole series-type microreactor based on the porous structure is as follows: the structural position of the micro-reactor is from left to right a heat exchange medium inlet cavity 3, a metal sealing sheet 4, a reaction fluid inlet reversing cavity component 5, a mixed reaction heat exchange cavity 9, a reaction fluid outlet reversing cavity component 12 and a heat exchange medium outlet cavity 13, and the whole micro-reactor is assembled together by means of an outer hexagon head bolt 1 and a nut 2; the reaction fluid inlet reversing cavity assembly 5 is internally provided with a reaction fluid inlet reversing cavity 5-1, an O-shaped ring 1 st sealing ring 5-2, an O-shaped ring 2 nd sealing ring 5-3, an O-shaped ring 3 rd sealing ring 5-4 and an O-shaped ring 4 th sealing ring 5-5; the reaction fluid outlet reversing cavity assembly 12 is internally provided with a reaction fluid outlet reversing cavity 12-1, an O-shaped ring 2, an O-shaped ring 3, an O-shaped ring 4 and an O-shaped ring 4, wherein the reaction fluid outlet reversing cavity is provided with an O-shaped ring 1, an O-shaped ring 2, an O-shaped ring 3, an O-shaped ring 4 and an O-shaped ring 5; a porous structure 8 is arranged in the mixed reaction micro-channel of the mixed reaction heat exchange cavity 9; the heat exchange medium inlet quick-change connector 6 is arranged on the heat exchange medium inlet cavity 3; the reaction fluid inlet quick-change connector 7 is arranged on the reaction fluid inlet reversing cavity 5-1; the heat exchange medium outlet quick-change connector 11 is arranged on the heat exchange medium outlet cavity 13; the reaction fluid outlet quick change coupler 10 is mounted on the reaction fluid outlet reversing chamber 12-1.
As shown in FIG. 1, the embodiment of the invention is realized by the outer hexagon head bolt 1 and the nut 2, the whole microreactor is convenient to assemble and disassemble, and the porous structure 8 on the mixed reaction heat exchange cavity 9 is convenient to clean.
As shown in fig. 7, 8, 10 and 11, the reaction fluid inlet channel on the reaction fluid inlet reversing cavity 5-1 is L-shaped, and the reaction fluid outlet channel on the reaction fluid outlet reversing cavity 12-1 is L-shaped, so that the reaction fluid enters and leaves the microreactor from the side, and the independent distribution of the reaction fluid and the flow area of the heat exchange medium is realized.
As shown in fig. 5, 6, 9 and 12-15, the seal of the embodiment of the invention is realized by the metal sealing sheet 4, the O-shaped ring 1 st sealing ring 5-2, the O-shaped ring 2 nd sealing ring 5-3, the O-shaped ring 3 rd sealing ring 5-4 and the O-shaped ring 4 th sealing ring 5-5, and the reliable seal of the reaction fluid and the heat exchange medium flowing in the microreactor is realized by the cooperation of the metal sealing sheet 4 and the O-shaped ring sealing ring.
As shown in fig. 1, 7 and 10, two heat exchange micro-channels are arranged around each mixed reaction micro-channel on the mixed reaction heat exchange cavity 9, and the mixed reaction micro-channels form a series mixed reaction unit through the action of the reversing grooves 1, 2, 3 and the like of the reversing cavity 5-1 of the reaction fluid inlet and the reversing cavity 12-1 of the reaction fluid outlet.
As shown in fig. 1, the heat exchange micro-channel and the mixed reaction micro-channel on the mixed reaction heat exchange cavity 9 adopt a linear cutting processing technology, and the flange on the mixed reaction heat exchange cavity 9 adopts a welding processing technology, so as to realize the processing and manufacturing of the mixed reaction heat exchange cavity 9.
As shown in fig. 7, 8, 10 and 11, the heat exchange channel abdication hole on the reaction fluid inlet reversing cavity 5-1 and the heat exchange channel abdication hole on the reaction fluid outlet reversing cavity 12-1 adopt a linear cutting processing technology, and the O-ring-shaped grooves and the reversing grooves on the reaction fluid inlet reversing cavity 5-1 and the reaction fluid outlet reversing cavity 12-1 adopt a milling processing technology, so that the processing and manufacturing of the reaction fluid inlet reversing cavity 5-1 and the reaction fluid outlet reversing cavity 12-1 are realized.
As shown in fig. 1, 2 and 16-18, a porous structure 8 is arranged in a mixed reaction microchannel on a mixed reaction heat exchange cavity 9 so as to realize efficient mixed reaction; the surface of the porous structure 8 is provided with a wave-shaped U-shaped groove so as to reduce pressure drop generated in the mixing reaction process; the shape of the porous structure 8 and the U-shaped groove on the porous structure 8 adopt a laser processing technology to realize the processing and manufacturing of the porous structure 8.
Claims (4)
1. The series-connected microreactor is characterized by comprising a heat exchange medium inlet cavity, a heat exchange medium outlet cavity, a mixed reaction heat exchange cavity, a reaction fluid inlet reversing cavity, a reaction fluid outlet reversing cavity and a metal sealing sheet; the reaction fluid inlet reversing cavity is internally provided with a reaction fluid inlet, a plurality of reversing grooves for reaction fluid and a heat exchange medium circulation abdication hole, the reaction fluid outlet reversing cavity is internally provided with a reaction fluid outlet, a plurality of reversing grooves for reaction fluid and a heat exchange medium circulation abdication hole, the mixed reaction heat exchange cavity is internally provided with a heat exchange medium circulation microchannel and a reaction fluid circulation microchannel, the reaction fluid circulation microchannel is internally provided with a porous structure, and the surface of the porous structure is provided with a plurality of U-shaped grooves;
the reaction fluid inlet reversing cavity is provided with a reaction fluid inlet, and a reaction fluid inlet channel is L-shaped; the reaction fluid outlet reversing cavity is provided with a reaction fluid outlet, and a reaction fluid outlet channel is L-shaped;
2 heat exchange micro-channels are arranged around each mixed reaction micro-channel on the mixed reaction heat exchange cavity, and all mixed reaction micro-channels on the mixed reaction heat exchange cavity sequentially form a reaction fluid flow micro-channel unit in series through the reaction fluid inlet reversing cavity and the reaction fluid outlet reversing cavity;
an O-shaped ring groove is arranged on the reversing groove on the reversing cavity of the reaction fluid inlet and outside the heat exchange micro-channel, and an O-shaped ring is arranged between the reversing cavity of the reaction fluid inlet and the mixed reaction heat exchange cavity; an O-shaped ring groove is arranged on the reversing groove on the reversing cavity of the reaction fluid outlet and outside the heat exchange micro-channel, and an O-shaped ring is arranged between the reversing cavity of the reaction fluid outlet and the mixed reaction heat exchange cavity; a metal sealing sheet is arranged between the reversing cavity of the reaction fluid outlet and the outlet cavity of the heat exchange medium.
2. The tandem microreactor with the porous metal reaction carrier of the hole-slot composite microchannel of claim 1, wherein a metal sealing piece is arranged between the heat exchange medium inlet cavity and the reaction fluid inlet reversing cavity.
3. The tandem type microreactor with the hole-slot composite microchannel porous metal reaction carrier as claimed in claim 1, wherein the reaction fluid microchannel and the heat exchange microchannel on the mixed reaction heat exchange cavity are processed by wire cutting, and the flange on the mixed reaction heat exchange cavity is processed by welding; milling the O-shaped ring-shaped groove and the reversing groove on the reversing cavity of the reaction fluid inlet and the reversing cavity of the reaction fluid outlet; the U-shaped grooves on the appearance and the surface of the porous structure are processed by laser.
4. The tandem microreactor with the hole-slot composite microchannel porous metal reaction carrier according to claim 1, wherein the flange on the mixed reaction heat exchange cavity and other components are assembled together by an external hexagon head bolt and nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810184163.8A CN108176335B (en) | 2018-03-07 | 2018-03-07 | Tandem microreactor with porous metal reaction carrier with porous composite microchannel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810184163.8A CN108176335B (en) | 2018-03-07 | 2018-03-07 | Tandem microreactor with porous metal reaction carrier with porous composite microchannel |
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| CN108176335A CN108176335A (en) | 2018-06-19 |
| CN108176335B true CN108176335B (en) | 2024-01-05 |
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| CN110143575B (en) * | 2019-04-22 | 2021-01-15 | 浙江大学 | Corrugated substrate-porous metal self-heating methanol reforming hydrogen production reactor |
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| CN107224950A (en) * | 2017-07-14 | 2017-10-03 | 杭州沈氏节能科技股份有限公司 | Microreactor |
| CN107626271A (en) * | 2017-11-07 | 2018-01-26 | 菲立化学工程（上海）有限公司 | A kind of micro passage reaction |
| CN208032543U (en) * | 2018-03-07 | 2018-11-02 | 厦门大学 | Tandem microreactor with hole-groove combined microchannel porous metals reaction carriers |
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