CN205527732U - Area surface porousization dimpling platform array structure catalyst support's little reformer of hydrogen manufacturing - Google Patents
Area surface porousization dimpling platform array structure catalyst support's little reformer of hydrogen manufacturing Download PDFInfo
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- CN205527732U CN205527732U CN201620110084.9U CN201620110084U CN205527732U CN 205527732 U CN205527732 U CN 205527732U CN 201620110084 U CN201620110084 U CN 201620110084U CN 205527732 U CN205527732 U CN 205527732U
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Abstract
The utility model discloses an area surface porousization dimpling platform array structure catalyst support's little reformer of hydrogen manufacturing. Evaporation board, polylith reformation board and reaction carrier sheet metal including upper cover plate, lower apron and top -down place in proper order all are equipped with the hot plate between two blocks of adjacent reformation boards to all be equipped with the flexible graphite pad at adjacent installation face between two, reaction carrier sheet metal is installed in the reforming reaction chamber of reformation board upper surface, and the upper surface has the dimpling platform array structure of porousization of surface, the lower surface of every block of reformation board is opened has strip connected in star in the twice, and the hot plate upper surface is opened there is twice lower box connected in star, places ceramic heating element in the middle of two strip connected in stars. The utility model discloses the specific surface that can show augmenting response carrier sheet metal to improve adhering to of catalyst, improve the inside heat and mass transfer's of reformer speed, thereby improve alcohols conversion rate and hydrogen manufacturing speed, can effectively reduce reaction pressure drop and energy consumption, can carry high energy density, be suitable for the reformation hydrogen manufacturing of portable hydrogen source.
Description
Technical field
This utility model relates to a kind of hydrogen manufacturing micro-reformer, especially a kind of belt surface porous micro-boss array
The hydrogen manufacturing micro-reformer of structured catalytic support.
Background technology
The energy is the foundation stone that the mankind depend on for existence and development, but along with socioeconomic development and the size of population
Improving, the energy is just consumed with the fastest speed.Hydrogen Energy is as a kind of regenerative resource, owing to it is high
The advantages such as effect, no pollution, are the most superior a kind of new forms of energy, and are widely used in various occasion.
In the method for numerous hydrogen manufacturing, steam reforming hydrogen manufacturing has the advantages such as hydrogen output is high, long-time stability are good.
Hydrogen can be produced by water or alcohols etc., and water is rich in natural resources the most on the earth, and ethanol etc. can be given birth to
The modes such as thing fermentation are made, and natural material of all having deduced recycles, the classical processes of sustainable development.Use
Microreactor carries out reformation hydrogen production, is the effective means of a kind of on-the-spot hydrogen supply, and causes numerous researcher
Interest and concern.
Chinese utility model patent (application number 200610124078.X) discloses a kind of as catalyst carrier
Oriented copper fiber sintering felt serving and manufacture method, manufacture copper fiber, and it be wrapped according to certain rule
In corrosion resistant plate groove, cover with alumina powder after compression, the most at high temperature sinter, obtain orienting copper
Fiber sintering felt serving.The catalyst carrier thermal conductance that the method produces is bad, and pressure drop is relatively big, is unfavorable for catalysis
The stacking extension of agent carrier.
In other existing hydrogen-manufacturing reactors, there is the micro passage reaction of several band micro-boss array structure, than
If reacting fluid is by the micro-boss structure of multiple imports inflow annular array of circumferential arrangement, flow out from the center of circle,
Although having certain specific surface area and preferable heat and mass transfer performance, but micro-boss array structure catalyst carries
The surface of body is relatively smooth, is unfavorable for the coating of catalyst, limits the area of catalytic reaction simultaneously.Additionally,
Existing hydrogen-manufacturing reactor, there is also the MCA of porous surface, but loose structure is open type hole
Gap structure, is distributed only over microchannel surface, it is impossible to significantly increase the specific surface area of reaction carriers thin plate.
As can be seen from the above analysis, current micro-reformer is in catalyst carrier specific surface area, reformer pressure
The aspects such as fall, heat and mass speed need improve, it is necessary to design one possess heat and mass in hgher efficiency,
The hydrogen manufacturing micro-reformer of the advantages such as specific surface area is bigger, pressure drop is lower.
Utility model content
In order to improve catalyst carrier specific surface area and heat and mass speed further, reduce reaction pressure drop, this
Utility model proposes the hydrogen manufacturing micro-reformer of a kind of belt surface porous micro-boss array structure catalyst carrier,
Possesses the advantage that heat and mass is in hgher efficiency, specific surface area is bigger, pressure drop is lower.
The technical solution adopted in the utility model is:
This utility model includes upper cover plate, lower cover and is sealingly mounted between upper cover plate and lower cover from upper
One piece of evaporation plate, polylith reformation plate and the polylith reaction carriers thin plate being sequentially placed under and, two pieces of adjacent weights
One piece of heating plate, phase in upper cover plate, lower cover, evaporation plate, reformation plate and heating plate it is equipped with between imposite
Installed surface between adjacent two pieces is equipped with soft graphite pad；The reforming reaction chamber of reformation plate upper surface is equipped with instead
Answering carrier sheet, reaction carriers thin plate generally rectangular slab, upper surface is with the array structure of micro-boss, instead
The upper surface answering carrier sheet is equipped with one layer of porous coating；In the middle part of the lower surface of each reformation plate, side has
The upper strip groove that twice are parallel, heating plate upper surface middle part side has twice and strip groove on reformation plate
Corresponding lower strip groove, lower strip groove and placing ceramic heating plate in upper strip groove formation space,
Reformer uses ceramic heating flake to heat, and is carried out the temperature survey of reformation plate by thermocouple.
Described micro-boss is rectangular cylindrical structures, and all micro-boss uniformly at intervals and are divided equally along air current flow direction
For first half and latter half, the width of latter half micro-boss is less than first half micro-boss width.
Between array structure upper surface and the soft graphite pad of described micro-boss, there is gap.
Described upper strip groove and lower strip groove groove direction are perpendicular to reaction gas on the array structure of micro-boss
Body flow direction.
The upper strip groove fluting side of adjacent two described reformation plates is contrary.
Described upper cover plate end face is provided with inlet tube, and lower cover bottom surface is provided with outlet；
Described evaporation plate upper surface has evaporation cavity, and evaporation cavity communicates with inlet tube, evaporation cavity lateral symmetry
Evaporation entrance drainage lumens and the evaporation outlet drainage lumens of triangle are distributed, at evaporation outlet drainage lumens, are provided with steaming
Send out outlet through hole；
Described reformation plate upper surface has reforming reaction chamber, and reforming reaction chamber lateral symmetry is distributed triangle
Reforming inlet drainage lumens and reform outlet drainage lumens, reform outlet drainage lumens at be provided with reformation outlet through hole；
Described heating plate is respectively provided on two sides with heated inlet through hole and heating exit through hole.
Described reformation plate and heating plate are that stacking is placed, the reforming inlet of remaining reformation plate in addition to orlop
Being equipped with reforming inlet through hole at drainage lumens, the reforming inlet through hole of each layer reformation plate, the heating of heating plate enter
The evaporation outlet through hole correspondence up and down of mouth through hole and evaporation plate communicates, the reformation outlet through hole of reformation plate, heating
The heating exit through hole of plate and outlet correspondence up and down communicates.
Described micro-boss array structure, its cross section is rectangle, and long and wide size is 0.5-2mm, highly
A size of 0.5-3mm, the spacing between micro-boss is 0.2-2mm, at the bottom of micro-boss body structure surface and microchannel
The thickness of face porous coating is 100-300 μm, and porosity is 25-60%, streamwise latter half dimpling
The width of platform structure is the 1/3-2/3 of first half micro-boss width, and the array structure upper surface of micro-boss is with soft
There is between property graphite pads the gap of 0.1-0.3mm.
Described reaction carriers thin plate processes band initially with methods such as minuteness milling or line cuttings on copper sheet
There is the array structure of micro-boss, and use the processes such as flame spraying or powder sintering to go out porous surface
Coating.
Hydrogen manufacturing micro-reformer of the present utility model, by setting of porous micro-boss array structure reaction carriers thin plate
Meter, can be effectively improved the specific surface area of reaction carriers thin plate, and raising catalyst is attached with reaction carriers thin plate
Put forth effort, thus increase the stability of alcohols conversion ratio and reaction, realize alcohol reforming hydrogen production more efficiently,
Can effectively reduce reaction pressure drop simultaneously thus reduce and pump into the energy consumption needed for reactant.Additionally, reaction carriers
The stacking assembling of thin plate can realize the power of reformer and expand, and applies in powerful occasions such as automobiles.
This utility model design by porous micro-boss array structure reaction carriers thin plate, porous coating is with micro-
Mesa array structure can be effectively improved the specific surface area of reaction carriers thin plate, improves catalyst and reaction carriers
The adhesive force of thin plate, thus increase the stability of alcohols conversion ratio and reaction.
Porous micro-boss array structure reaction carriers thin plate of the present utility model is thin with porous material reaction carriers
Plate is compared, and thermal conductance is good, and pressure drop is relatively low, and Temperature Distribution evenly, significantly reduces energy consumption needed for reformer.
Core component of the present utility model is porous micro-boss array structure reaction carriers thin plate, can first adopt
On copper sheet, process micro-boss array structure by methods such as minuteness milling or line cuttings, and use flame-spraying
The processes such as method or powder sintering goes out porous surface coating, and processing cost is low, can realize the type reaction
The production in enormous quantities of carrier sheet.
This utility model has the beneficial effect that
1) porous micro-boss array structure reaction carriers thin plate of the present utility model, streamwise latter half
The width of micro-boss is less than first half micro-boss width, can be effectively improved gas volume in course of reaction and increase
Cause greatly the problem that vapour lock increases, thus the pressure drop of reaction can be significantly reduced, thus reduce and pump into reactant
Required energy；Simultaneously, it is possible to reduce the usage amount of catalyst, cost is reduced；
2) porous micro-boss array structure reaction carriers thin plate of the present utility model, micro-with porous surface is led to
Road reaction carriers thin plate is compared, and it is thin that the porous coating on MCA surface can improve reaction carriers further
The specific surface area of plate, improves the adhesive force of catalyst and reaction carriers thin plate, and improves within micro-reformer
Heat and mass, thus be conducive to the alcohols conversion ratio during raising reformation hydrogen production and hydrogen production rate；
3) cascade type porous micro-boss array structure hydrogen manufacturing micro-reformer of the present utility model, uses ceramic heat
Sheet heats, and can effectively reduce the volume of reformer, thus improve its energy density.
Accompanying drawing explanation
Fig. 1 is overall three-dimensional exploded perspective view of the present utility model.
Fig. 2 is the top view of this utility model reaction carriers thin plate.
Fig. 3 is the porous surface coating Electronic Speculum figure of this utility model micro-boss array structure.
Fig. 4 is the cross-sectional schematic in this utility model reaction carriers thin plate cross section.
Fig. 5 is the three dimensional structure schematic diagram of this utility model upper cover plate.
Fig. 6 is the three dimensional structure schematic diagram of this utility model evaporation plate.
Fig. 7 is the three dimensional structure schematic diagram of this utility model heating plate.
Fig. 8 is the three dimensional structure schematic diagram of this utility model reformation plate
Fig. 9 is the gas flowing sketch on this utility model reaction carriers thin plate.
Figure 10 is overall gas flow path schematic diagram of the present utility model.
In figure: 1, outlet, 2, lower cover, 3, reaction carriers thin plate, 4, reformation plate, 5, evaporation plate,
6, upper cover plate, 7, inlet tube, 8, soft graphite pad, 9, heating plate, 10, ceramic heating flake, 11,
Copper sheet, 12, porous coating, 13, microchannel, 14, evaporation outlet through hole, 15, evaporation outlet drainage lumens,
16, evaporation entrance drainage lumens, 17, evaporation cavity, 18, lower strip groove, 19, heated inlet through hole, 20,
Heating exit through hole, 21, outlet drainage lumens of reforming, 22, reformation outlet through hole, 23, reforming reaction chamber,
24, reforming inlet through hole, 25, reforming inlet drainage lumens, 26, upper strip groove, 27, micro-boss.
Detailed description of the invention
Below in conjunction with the accompanying drawings and this utility model is described in further detail by specific embodiment.
As it is shown in figure 1, this utility model includes upper cover plate 6, lower cover 2 and is sealingly mounted at upper cover plate 6
And the one piece of evaporation plate 5, polylith reformation plate 4 and the deblocking reaction that are sequentially placed from top to bottom between lower cover 2 carry
Body thin plate 3, is equipped with one piece of heating plate 9 between two blocks of adjacent reformation plates 4, upper cover plate 6, lower cover 2,
In evaporation plate 5, reformation plate 4 and heating plate 9, the installed surface between adjacent two pieces is equipped with soft graphite pad 8.
As it is shown in figure 1, reaction carriers thin plate 3 is arranged in the reforming reaction chamber 23 of reformation plate 4 upper surface,
Reaction carriers thin plate 3 generally rectangular slab, upper surface with the array structure of micro-boss 27, as in figure 2 it is shown,
The upper surface (including micro-boss 27 array structure surface and bottom surface, microchannel 13) of reaction carriers thin plate 3 is equal
It is provided with one layer of porous coating 12, as shown in Figure 4；In the middle part of the lower surface of each reformation plate 4, side has twice
Parallel upper strip groove 26, it is recessed with bar shaped on reformation plate 4 that heating plate 9 upper surface middle part side has twice
The lower strip groove 18 that groove 26 is corresponding, lower strip groove 18 and upper strip groove 26 are placed in forming space
Ceramic heating flake 10.
Micro-boss 27 is rectangular cylindrical structures, cover the micro-boss array structure surface after coating layer as it is shown on figure 3,
All micro-boss 27 uniformly at intervals and are divided into first half and latter half, first half along air current flow direction
The width of the micro-boss 27 divided is the most identical, and the width of the micro-boss 27 of latter half is the most identical, latter half
The width of micro-boss 27 is less than first half micro-boss 27 width, and all micro-boss 27 are along air current flow direction
Length identical, as shown in Figure 9.Have between array structure upper surface and the soft graphite pad 8 of micro-boss 27
There is gap, such that it is able to improve the heat transfer rate of course of reaction, reduce reaction pressure drop.
Upper strip groove 26 and lower strip groove 18 groove direction are perpendicular on the array structure of micro-boss 27 reaction
Gas flow direction.
The upper strip groove 26 of adjacent two reformation plates 4 side of slotting is contrary, beneficially being uniformly distributed of temperature.
As it is shown in figure 5, upper cover plate 6 end face is provided with inlet tube 7, as it is shown in figure 1, lower cover 2 bottom surface is provided with
Outlet 1；As shown in Figure 6, evaporation plate 5 upper surface has evaporation cavity 17, evaporation cavity 17 and inlet tube 7
Communicating, evaporation cavity 17 lateral symmetry is distributed evaporation entrance drainage lumens 16 and the evaporation outlet drain of triangle
Chamber 15, is provided with evaporation outlet through hole 14 at evaporation outlet drainage lumens 15；As shown in Figure 8, on reformation plate 3
Surface has reforming reaction chamber 23, and reforming reaction chamber 23 lateral symmetry is distributed the reforming inlet drain of triangle
Chamber 25 and outlet drainage lumens 21 of reforming, be provided with reformation outlet through hole 22 at outlet drainage lumens 21 of reforming；Such as figure
Shown in 7, heating plate 9 is respectively provided on two sides with heated inlet through hole 19 and heating exit through hole 20, heated inlet
Through hole 19 and heating exit through hole 20 are logical with the reforming inlet through hole 24 on reformation plate 4 and outlet of reforming respectively
Hole 22 correspondence communicates.
As shown in Figure 10, reformation plate 4 and heating plate 9 are placed for stacking, remaining reformation plate in addition to orlop
Being equipped with reforming inlet through hole 24 at the reforming inlet drainage lumens 25 of 4, the reformation of undermost reformation plate 4 enters
It is not provided with reforming inlet through hole 24 at mouthful drainage lumens 25, the reforming inlet through hole 24 of each layer reformation plate 4, adds
The heated inlet through hole 19 of the hot plate 9 and evaporation outlet through hole 14 of evaporation plate 5 is coaxial and upper and lower correspondence communicates,
The reformation outlet through hole 22 of reformation plate 4, the heating exit through hole 20 of heating plate 9 and outlet 1 coaxial and on
Lower correspondence communicates.
Micro-boss 27 array structure, its cross section is rectangle, and long and wide size is 0.5-2mm, height dimension
For 0.5-3mm, the spacing between micro-boss is 0.2-2mm, micro-boss 27 body structure surface and microchannel 13
The thickness of bottom surface porous coating 12 is 100-300 μm, and porosity is 25-60%, and streamwise is latter half of
Divide the 1/3-2/3 that width is first half micro-boss 27 width of micro-boss 27 structure, the array junctions of micro-boss
There is between structure upper surface and soft graphite pad the gap of 0.1-0.3mm.
As shown in Figure 4, reaction carriers thin plate 3 initially with methods such as minuteness milling or line cuttings at copper sheet 11
On process the array structure with micro-boss 27, and use the technique such as flame spraying or powder sintering to add
Work goes out porous surface coating 12.
Embodiment of the present utility model and specific works process thereof are as follows:
In being embodied as, reformation plate 4 is placed with heating plate 9 stacking, comprises three reformation plates 4, two heating
Plate 9, total of three porous micro-boss 27 array structure reaction carriers thin plate 3, micro-boss 27 array structure
Cross section is rectangle, and long and wide size is 1mm, and height dimension is 1mm, the spacing between micro-boss 27
For 1mm, micro-boss 27 body structure surface is 200 μm with the thickness of bottom surface, microchannel 13 porous coating 12,
Porosity is 40%, and the width of streamwise latter half micro-boss 27 structure is first half micro-boss 27
The 1/2 of width, has the gap of 0.1 between array structure upper surface and the soft graphite pad of micro-boss.
Gas on overall gas flow path schematic diagram of the present utility model and reaction carriers thin plate 3 flows such as
Shown in Figure 10, micro-reformer is heated by ceramic heating flake 10, reaches target temperature and keeps, with
Rear alcohols, the mixed liquor of water, the inlet tube 7 on upper cover plate 6 enters micro-reformer, and from evaporation plate 5
On evaporation entrance drainage lumens 16 enter evaporation cavity 17, at high temperature become gas reactant；Subsequently, mixing
Gas evaporation outlet drainage lumens 15 from evaporation plate 5 flows out to evaporate outlet through hole 14, and enters reformation plate
On reforming inlet drainage lumens 25, flow subsequently through reaction carriers thin plate 3, under the effect of catalyst, occur
Reformation hydrogen production reacts, and reformed gas product then passes through the reformation outlet drainage lumens 21 on reformation plate 4 and reforms
Outlet through hole 22, finally arrives the outlet 1 on lower cover 2, and carry out reformed gas product analysis and
Collect.
The alcohols that embodiment uses is the low-carbon alcohols such as methanol or ethanol, and this utility model methanol is as raw material
Elaborate operation principle of the present utility model:
After using nitrate solution infusion process to coat copper-based catalysts on reaction carriers thin plate 3, carry out methanol
Steam reforming.
The cleaning of reaction carriers thin plate 3: before supported catalyst, for effectively removing the impurity on surface and organic
Thing, utilizes ultrasonic washing unit to be put by reaction carriers thin plate 4 and cleans 10min in ethanol, be subsequently dried；
The preparation of catalyst mixed liquid: by Cu (NO3)2、Zn(NO3)2、Al(NO3)3、Zr(NO3)4Being made into mixed liquor by the molar ratio of 11:6:4:1, wherein content of copper ion is 4.6%, then with Al3O2
Colloidal sol is mixed and made into catalyst precursor mixed liquor；
The load of catalyst: use two-layer dipping method, by thin for porous micro-boss 27 array structure reaction carriers
Plate 3 is placed in the presoma mixed liquor of catalyst and is sufficiently impregnated with, then dries inside air dry oven,
Dipping-drying course is so repeated until catalyst load is complete；
It is dried and roasting: reaction carriers thin plate 3 obtained above is put in Muffle furnace, with in 15 DEG C/min
Speed be warming up to 400 DEG C, open Muffle furnace, natural cooling after roasting 3h.
Before hydrogen production reaction starts, the removing of foreign gas in the reduction of catalyst to be carried out and response system.Make
With ceramic heating flake 10, micro-reformer is heated, and be maintained at 300 DEG C；By nitrogen and the mixing of hydrogen
Gas is passed through in micro-reformer, and the copper-based catalysts on reaction carriers thin plate 3 carries out reduction 1h；Subsequently,
The mixing liquid of first alcohol and water is pumped into microreactor, carries out the reaction of alcohols steam reforming, produce hydrogen,
Purification and the collection of hydrogen is carried out at reformer outlet.
Claims (9)
1. the hydrogen manufacturing micro-reformer of a belt surface porous micro-boss array structure catalyst carrier, it is characterized in that: include upper cover plate (6), lower cover (2) and be sealingly mounted between upper cover plate (6) and lower cover (2) the one piece of evaporation plate (5) being sequentially placed from top to bottom, polylith reformation plate (4) and polylith reaction carriers thin plate (3), it is equipped with one piece of heating plate (9) between two pieces of adjacent reformation plates (4), upper cover plate (6), lower cover (2), evaporation plate (5), in reformation plate (4) and heating plate (9), the installed surface between adjacent two pieces is equipped with soft graphite pad (8)；Reaction carriers thin plate (3) is arranged in the reforming reaction chamber (23) of reformation plate (4) upper surface, reaction carriers thin plate (3) generally rectangular slab, upper surface is with the array structure of micro-boss (27), and the upper surface of reaction carriers thin plate (3) is equipped with one layer of porous coating (12)；In the middle part of the lower surface of each reformation plate (4), side has the upper strip groove (26) that twice are parallel, heating plate (9) upper surface middle part side has the lower strip groove (18) that twice strip groove (26) upper with reformation plate (4) is corresponding, and lower strip groove (18) and upper strip groove (26) form placing ceramic heating plate (10) in space.
The hydrogen manufacturing micro-reformer of a kind of belt surface porous micro-boss array structure catalyst carrier the most according to claim 1, it is characterized in that: described micro-boss (27) is rectangular cylindrical structures, all micro-boss (27) uniformly at intervals and are divided into first half and latter half along air current flow direction, and the width of latter half micro-boss (27) is less than first half micro-boss (27) width.
The hydrogen manufacturing micro-reformer of a kind of belt surface porous micro-boss array structure catalyst carrier the most according to claim 1 and 2, it is characterised in that: between array structure upper surface and the soft graphite pad (8) of described micro-boss (27), there is gap.
The hydrogen manufacturing micro-reformer of a kind of belt surface porous micro-boss array structure catalyst carrier the most according to claim 1, it is characterised in that: described upper strip groove (26) and lower strip groove (18) groove direction are perpendicular to reactant gas flow direction on the array structure of micro-boss (27).
The hydrogen manufacturing micro-reformer of a kind of belt surface porous micro-boss array structure catalyst carrier the most according to claim 1, it is characterised in that: upper strip groove (26) the fluting side of adjacent two described reformation plates (4) is contrary.
The hydrogen manufacturing micro-reformer of a kind of belt surface porous micro-boss array structure catalyst carrier the most according to claim 1, it is characterized in that: described upper cover plate (6) end face is provided with inlet tube (7), lower cover (2) bottom surface is provided with outlet (1)；
Described evaporation plate (5) upper surface has evaporation cavity (17), evaporation cavity (17) communicates with inlet tube (7), evaporation cavity (17) lateral symmetry is distributed evaporation entrance drainage lumens (16) and evaporation outlet drainage lumens (15) of triangle, and evaporation outlet drainage lumens (15) place is provided with evaporation outlet through hole (14)；
Described reformation plate (3) upper surface has reforming reaction chamber (23), reforming reaction chamber (23) lateral symmetry is distributed the reforming inlet drainage lumens (25) of triangle and outlet drainage lumens (21) of reforming, and outlet drainage lumens (21) place of reforming is provided with reformation outlet through hole (22)；
Described heating plate (9) is respectively provided on two sides with heated inlet through hole (19) and heating exit through hole (20).
The hydrogen manufacturing micro-reformer of a kind of belt surface porous micro-boss array structure catalyst carrier the most according to claim 6, it is characterized in that: described reformation plate (4) and heating plate (9) are that stacking is placed, in addition to orlop, reforming inlet drainage lumens (25) place of remaining reformation plate (4) is equipped with reforming inlet through hole (24), the reforming inlet through hole (24) of each layer reformation plate (4), the heated inlet through hole (19) of heating plate (9) and the evaporation outlet through hole (14) of evaporation plate (5) correspondence up and down communicates, the reformation outlet through hole (22) of reformation plate (4), the heating exit through hole (20) of heating plate (9) and outlet (1) correspondence up and down communicates.
The hydrogen manufacturing micro-reformer of a kind of belt surface porous micro-boss array structure catalyst carrier the most according to claim 1, it is characterized in that: described micro-boss (27) array structure, its cross section is rectangle, long and wide size is 0.5-2mm, height dimension is 0.5-3mm, spacing between micro-boss is 0.2-2mm, micro-boss (27) body structure surface is 100-300 μm with the thickness of microchannel (13) bottom surface porous coating (12), porosity is 25-60%, the 1/3-2/3 that width is first half micro-boss (27) width of streamwise latter half micro-boss (27) structure, there is between array structure upper surface and the soft graphite pad (8) of micro-boss (27) gap of 0.1-0.3mm.
The hydrogen manufacturing micro-reformer of a kind of belt surface porous micro-boss array structure catalyst carrier the most according to claim 1, it is characterized in that: described reaction carriers thin plate (3) processes the array structure with micro-boss (27) initially with minuteness milling or wire cutting method on copper sheet (11), and uses flame spraying or powder sintering processes to go out porous surface coating (12).
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105502287A (en) * | 2016-02-02 | 2016-04-20 | 浙江大学 | Hydrogen production micro-reformer adopting catalyst carrier with superficially porous and micro-convex array structure |
| CN108311070A (en) * | 2018-01-30 | 2018-07-24 | 中国科学院上海高等研究院 | A kind of microchannel reaction plate, gas solid reactor and gas-solid reaction system |
| CN108362149A (en) * | 2018-02-05 | 2018-08-03 | 厦门大学 | The manufacturing method of micro channel heat exchange plate with multiple dimensioned surface texture featur |
| CN113336555A (en) * | 2021-06-24 | 2021-09-03 | 浙江大学 | Photocuring type 3D printing manufacturing method of integral SiC-based microreactor |
-
2016
- 2016-02-02 CN CN201620110084.9U patent/CN205527732U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105502287A (en) * | 2016-02-02 | 2016-04-20 | 浙江大学 | Hydrogen production micro-reformer adopting catalyst carrier with superficially porous and micro-convex array structure |
| CN105502287B (en) * | 2016-02-02 | 2018-04-27 | 浙江大学 | The hydrogen manufacturing micro-reformer of belt surface porous micro-boss array structure catalyst carrier |
| CN108311070A (en) * | 2018-01-30 | 2018-07-24 | 中国科学院上海高等研究院 | A kind of microchannel reaction plate, gas solid reactor and gas-solid reaction system |
| CN108311070B (en) * | 2018-01-30 | 2021-04-09 | 中国科学院上海高等研究院 | Micro-channel reaction plate, gas-solid reactor and gas-solid reaction system |
| CN108362149A (en) * | 2018-02-05 | 2018-08-03 | 厦门大学 | The manufacturing method of micro channel heat exchange plate with multiple dimensioned surface texture featur |
| CN108362149B (en) * | 2018-02-05 | 2019-11-22 | 厦门大学 | The manufacturing method of micro channel heat exchange plate with multiple dimensioned surface texture featur |
| CN113336555A (en) * | 2021-06-24 | 2021-09-03 | 浙江大学 | Photocuring type 3D printing manufacturing method of integral SiC-based microreactor |
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