CN111672441A - Staggered covering-proof photocatalytic reactor device and application system thereof - Google Patents
Staggered covering-proof photocatalytic reactor device and application system thereof Download PDFInfo
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- CN111672441A CN111672441A CN202010427161.4A CN202010427161A CN111672441A CN 111672441 A CN111672441 A CN 111672441A CN 202010427161 A CN202010427161 A CN 202010427161A CN 111672441 A CN111672441 A CN 111672441A
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- 230000001699 photocatalysis Effects 0.000 title claims abstract description 36
- 238000006243 chemical reaction Methods 0.000 claims abstract description 107
- 239000003054 catalyst Substances 0.000 claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000000969 carrier Substances 0.000 claims abstract description 14
- 150000001875 compounds Chemical class 0.000 claims description 35
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 30
- 239000000243 solution Substances 0.000 claims description 16
- 239000000376 reactant Substances 0.000 claims description 11
- 239000007864 aqueous solution Substances 0.000 claims description 9
- 239000011521 glass Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 abstract description 13
- 238000013032 photocatalytic reaction Methods 0.000 abstract description 6
- 238000006555 catalytic reaction Methods 0.000 abstract description 5
- 239000011941 photocatalyst Substances 0.000 abstract description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 11
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- 238000005286 illumination Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000003197 catalytic effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000001569 carbon dioxide Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 235000006506 Brasenia schreberi Nutrition 0.000 description 1
- 244000267222 Brasenia schreberi Species 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007809 chemical reaction catalyst Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
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- 239000004065 semiconductor Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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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
- B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J19/12—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electromagnetic waves
- B01J19/122—Incoherent waves
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/15—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively
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Abstract
The invention discloses a staggered covering-proof photocatalytic reactor device and an application system thereof, wherein the staggered covering-proof photocatalytic reactor device comprises: the reaction box is provided with an inlet and an outlet; a plurality of reactor units are arranged in the reaction box; wherein each reactor unit comprises: a fixed rod, a reaction surface and a catalyst carrier; the fixed rod is used for detachably mounting the reactor unit on the reaction box; the reaction surface is fixedly arranged on the top of the fixed rod; catalyst carriers are arranged on the periphery of the fixed rods in a staggered manner; the reactor unit comprises: a first reactor unit and a second reactor unit; wherein the height of the fixed rods of the first reactor unit is greater than the height of the fixed rods of the second reactor unit. The invention can enable water to be uniformly mixed with the catalyst; the fluid in the reaction box can also participate in catalytic reaction; the photocatalyst is convenient to clean, disassemble and recycle, and the photocatalytic reaction rate can be improved.
Description
Technical Field
The invention belongs to the technical field of photocatalytic reactors, and particularly relates to a staggered covering-proof photocatalytic reactor device and an application system thereof.
Background
The photocatalytic reactor uses light to excite a semiconductor catalyst to effectively degrade organic matters, and is commonly used for converting carbon dioxide in the atmosphere to produce methanol and purifying wastewater and sewage. When the photocatalytic reactor is used, catalytic reaction needs to be carried out by matching with catalyst particles, and the existing photocatalytic reactor still has certain defects, including:
1. the existing photocatalytic reactor often cannot enable water to be uniformly mixed with a catalyst, the reaction efficiency is low, and the conversion rate of CO2 is slow;
2. the existing photocatalytic reactor is not convenient for the contact of the solution and the catalyst inside with the light when water enters, so that the formed effective catalytic surface is less;
3. the existing photocatalytic reactor is inconvenient for catalytic cleaning, replacement and recycling, and causes resource waste.
In view of the above, a need exists for a new staggered anti-shadow photocatalytic reactor device and an application system thereof.
Disclosure of Invention
The invention aims to provide a staggered covering-proof photocatalytic reactor device and an application system thereof, which are used for solving one or more technical problems that the existing photocatalytic reactor cannot enable water and a catalyst to be uniformly mixed, the reaction rate is low, the internal solution cannot receive light, the effective catalytic surface is less, the catalyst is inconvenient to clean and replace, and the resource waste is caused. The invention can enable water to be uniformly mixed with the catalyst; the fluid in the reaction box can also participate in catalytic reaction; the photocatalyst is convenient to clean, disassemble and recycle, and the photocatalytic reaction rate can be improved.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention discloses a staggered covering-proof photocatalytic reactor device, which comprises: a reaction box;
the reaction box is provided with an inlet and an outlet which are respectively used for introducing and discharging reactant solution;
a plurality of reactor units are arranged in the reaction box; wherein each reactor unit comprises: a fixed rod, a reaction surface and a catalyst carrier; the fixed rod is used for detachably mounting the reactor unit on the reaction box; the reaction surface is fixedly arranged on the top of the fixed rod; the catalyst carriers are arranged on the periphery of the fixed rod in a staggered manner and are used for fixedly arranging a reaction catalyst;
the reactor unit comprises: a first reactor unit and a second reactor unit; wherein the height of the fixed rods of the first reactor unit is greater than the height of the fixed rods of the second reactor unit.
The invention is further improved in that a plurality of first reactor unit rows and second reactor unit rows are arranged in the reaction box along the flowing direction of reactant solution; wherein the first reactor unit row and the second reactor unit row are arranged at intervals.
A further development of the invention is that the reaction surface of the reactor unit is pyramidal or conical.
The invention is further improved in that the reaction box is in a shuttle shape, and the inlet and the outlet are respectively arranged at the narrowing part between the two ends.
The invention is further improved in that a water-proof light-transmitting glass cover is arranged at the top of the reaction box.
The invention further improves the method and also comprises the following steps: a compound parabolic concentrator and a linear fresnel array mirror array;
the linear Fresnel array reflector array is arranged below the reaction box, and the compound parabolic condenser is arranged above the reaction box; the linear Fresnel array reflector array is used for reflecting received light to the focal point of the compound parabolic concentrator; the compound parabolic condenser is used for reflecting the received light to the reaction box.
A further improvement of the invention is that the angle of the compound parabolic concentrator and the linear fresnel array mirror array is adjustable.
The application system of the staggered covering-proof photocatalytic reactor device adopts the staggered covering-proof photocatalytic reactor device as the device; further comprising: CO22Aqueous solution tank, separator, methanol collection tank and CO2An enrichment system;
the CO is2The outlet of the aqueous solution tank is communicated with the inlet of the reaction box through a water inlet pipe;
the outlet of the reactor is communicated with the inlet of the separator through a water outlet pipe;
the product outlet of the separator is communicated with the inlet of the methanol collection tank, and the residual reactant outlet is communicated with the CO2The inlet of the enrichment system is communicated with CO2Outlet of the enrichment system and the CO2The inlet of the water solution tank is communicated with the inlet of the water solution tank.
The invention further improves the method and also comprises the following steps: a compound parabolic concentrator and a linear fresnel array mirror array;
the linear Fresnel array reflector array is arranged below the reaction box, and the compound parabolic condenser is arranged above the reaction box; the linear Fresnel array reflector array is used for reflecting received light to the focal point of the compound parabolic concentrator; the compound parabolic condenser is used for reflecting the received light to the reaction box.
The invention further improves the method and also comprises the following steps: a circulation pump; the circulating pump is arranged on the water inlet pipe.
Compared with the prior art, the invention has the following beneficial effects:
the photocatalytic reactor device can uniformly mix water and a catalyst, can enable fluid in the reaction box to participate in catalytic reaction, is convenient for cleaning, disassembling and recycling the photocatalyst, and improves the rate of the photocatalytic reaction. Specifically, in the invention, the reactor unit consists of three parts, wherein the center of the reactor unit is provided with a fixed rod, the top end of the fixed rod is provided with a pyramid-shaped reaction surface, catalyst carriers are staggered around the fixed rod, the catalyst carriers can be in a round cake shape and are used for fixedly arranging catalysts, the catalyst carriers of the whole system are fixed carriers, and the catalysts cannot flow along with fluid in the reaction process, so that the advantages of increasing the relative speed of the fluid and the catalysts and increasing the reaction rate are achieved. In addition, the reactor unit inside is composed of a reaction surface with a pyramid-shaped upper part, the center of the reactor unit is provided with a fixed rod, and round cake-shaped catalyst carriers are installed around the rod in a staggered mode.
In the device, a plurality of first reactor unit rows and second reactor unit rows are arranged in a reaction box along the flowing direction of reactant solution; the first reactor unit line and the second reactor unit line are arranged at intervals, and two types of reactor units are arranged in the reaction box at intervals; the reactor units are arranged in the reaction box at intervals in height, so that the aim of destroying a boundary layer to ensure that fluid is fully contacted with the catalyst is fulfilled; the purpose of the high-low phase arrangement is to make better use of the light energy and to increase the number of reflections of the light inside the reactor.
In the device of the invention, the reaction surface is pyramidal or conical, which can reduce the reflection loss of light when the light enters the system.
In the apparatus of the present invention, the reaction chamber is "shuttle" shaped with the inlet and outlet ports disposed at a narrower center in order to prevent backflow at the corners.
In the invention, a linear Fresnel array reflector array is arranged below a reaction box, and a compound parabolic condenser is arranged above the reaction box; the linear Fresnel array reflector array is used as a primary reflecting surface, the compound parabolic condenser is used as a secondary reflecting surface and provides light energy for the reaction box, and the light enters the system after twice refraction; the compound parabolic condenser and the linear Fresnel array reflector array can be structurally adjusted according to the local solar incident angle, and the purpose of efficiently utilizing light energy is achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art are briefly introduced below; it is obvious that the drawings in the following description are some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic structural diagram of an interlaced anti-hiding photocatalytic reactor device according to an embodiment of the present invention;
FIG. 2 is a schematic diagram showing the structure of an array of reactor units inside a reaction chamber according to an embodiment of the present invention;
FIG. 3 is a schematic top view of an array structure of reactor units according to an embodiment of the present invention;
FIG. 4 is a schematic front view of FIG. 3 according to an embodiment of the present invention;
FIG. 5 is a left side view of the FIG. 3 embodiment of the present invention;
FIG. 6 is a schematic structural diagram of another staggered covering-proof photocatalytic reactor device according to the embodiment of the present invention;
FIG. 7 is a schematic illustration of simulating bulk photon density in an embodiment of the invention;
FIG. 8 is a schematic illustration of simulating local photon density in an embodiment of the present invention;
FIG. 9 is a schematic structural diagram of an application system of a staggered covering-proof photocatalytic reactor device according to an embodiment of the present invention;
in fig. 1 to 9, 1, a fixing rod; 2. a reaction surface; 3. a catalyst support; 4. a reaction box; 5. a first reactor unit; 6. a second reactor unit; 7. a compound parabolic concentrator; 8. a linear fresnel array mirror array; 9. a water outlet pipe; 10. a separator; 11. a methanol collection tank; 12. CO22An enrichment system; 13. CO22An aqueous solution tank; 14. a circulation pump; 15. and (4) a water inlet pipe.
Detailed Description
In order to make the purpose, technical effect and technical solution of the embodiments of the present invention clearer, the following clearly and completely describes the technical solution of the embodiments of the present invention with reference to the drawings in the embodiments of the present invention; it is to be understood that the described embodiments are only some of the embodiments of the present invention. Other embodiments, which can be derived by one of ordinary skill in the art from the disclosed embodiments without inventive faculty, are intended to be within the scope of the invention.
Referring to fig. 1 to 5, an interlaced anti-covering photocatalytic reactor device according to an embodiment of the present invention includes:
the reaction box 4 is provided with an inlet and an outlet and is respectively used for introducing and discharging reactant solution; for example, in an example application where carbon dioxide is reduced to methanol, the reactant solution is an aqueous solution of carbon dioxide.
Preferably, the reaction chamber 4 is "shuttle" shaped, with the inlet and outlet arranged in the narrower middle, in order to prevent backflow at the corners; specifically, the whole path of the reaction box 4 is hexagonal, and the water inlet and the water outlet are narrowed, so that backflow at corners is avoided. The top of the reaction box 4 is provided with a water-proof glass cover to prevent liquid from splashing.
Be provided with a plurality of reactor units in the reaction box 4, every reactor unit all includes: a fixed rod 1, a reaction surface 2 and a catalyst carrier 3; wherein, the fixed rod 1 is used for detachably installing the reactor unit in the reaction box 4; the reaction surface 2 is fixedly arranged at the top of the fixed rod 1, and the reaction surface 2 is pyramid-shaped or conical, so that the reflection loss of light entering the system can be reduced; the catalyst carriers 3 are arranged on the periphery of the fixed rod 1 in a staggered mode, the catalyst carriers 3 can be in a round cake shape and are used for fixedly arranging catalysts, the catalyst carriers 3 of the whole system are fixed carriers, the catalysts cannot flow along with fluid in the reaction process, and the advantages that the relative speed of the fluid and the catalysts is increased, and the reaction rate is increased are achieved. In addition, the inner reactor unit is composed of a reaction surface 2 with a pyramid-shaped upper part, a fixed rod 1 is arranged in the center, and round cake-shaped catalyst carriers 3 are installed on the periphery of the rod in a staggered mode.
Preferably, the reactor unit comprises: a first reactor unit 5 and a second reactor unit 6; wherein the height of the fixed bars 1 of the first reactor unit 5 is greater than the height of the fixed bars 1 of the second reactor unit 6.
In the embodiment of the invention, a plurality of first reactor unit rows and second reactor unit rows are arranged in the reaction box 4 along the flowing direction of reactant solution; the first reactor unit line and the second reactor unit line are arranged at intervals, two types of reactor units are arranged in the reaction box 4 at intervals, and the purpose of the high-low interval arrangement is to better utilize light energy and increase the reflection times of light rays in the reactor.
Referring to fig. 6, in the embodiment of the present invention, the system further includes: a compound parabolic concentrator 7 and a linear fresnel array mirror array 8;
the linear Fresnel array reflector array 8 is arranged below the reaction box 4, and the compound parabolic condenser 7 is arranged above the reaction box 4; wherein the linear fresnel array mirror array 8 is used for reflecting the received light to the focal point of the compound parabolic concentrator 7; the compound parabolic concentrator 7 is used to reflect the received light into the reaction box 4. In the embodiment of the invention, a linear Fresnel array reflector array 8 is arranged below a reaction box 4, and a compound parabolic condenser 7 is arranged above the reaction box; the linear Fresnel array reflector array 8 is used as a primary reflecting surface, the compound parabolic condenser 7 is used as a secondary reflecting surface and provides light energy for the reaction box 4, and the light enters the system after being refracted twice; the compound parabolic condenser 7 and the linear Fresnel array reflector array 8 can be structurally adjusted according to the local solar incident angle, so that the purpose of efficiently utilizing light energy is achieved.
Referring to fig. 7 and 8, in fig. 7, the photon density of the photocatalytic reaction system is measured by using the SolTrace software, light is incident from the right above the system, primary reflection occurs on the fresnel array located below the reactor, the light is converged into the compound parabolic condenser located above the reactor, secondary reflection occurs in the compound parabolic condenser, and the light is converged into the reactor to provide light energy for the reactor. Fig. 8 is a diagram illustrating a single simulation of the secondary reflection process of the reaction system, where the reactor is located at the focus of the compound parabolic concentrator, and the compound parabolic concentrator can efficiently converge light rays with different incident angles to the focus, so that the light energy provided by the fresnel array can be more effectively utilized.
Referring to fig. 9, an application system of a staggered covering-proof photocatalytic reactor device according to an embodiment of the present invention includes: the device comprises a reaction box 4, a compound parabolic condenser 7, a linear Fresnel array reflector array 8, a circulating pump 14 and a fixing frame.
Reactor units with alternate heights are arranged in the reaction box 4, each reactor unit consists of three parts, the center of the reactor unit is provided with a fixed rod 1, and the top end of the fixed rod 1 is provided with a pyramid-shaped reaction surface 2, so that the reflection loss of light entering the system can be reduced; a series of round cake-shaped reaction surfaces 2 are arranged around the fixed rod 1 in a staggered way; the reactor units are arranged alternately in the reaction box 4 and have two types of heights. A group of linear Fresnel array reflector arrays 8 are arranged below the reaction box 4 to serve as primary reflecting surfaces, and a compound parabolic condenser 7 is arranged above the reaction box 4 to serve as secondary reflecting surfaces and collect solar energy into the reaction box 4.
The output end of the circulating pump 14 (which can be an air pump) is communicated with the inlet at the left end of the reaction box 4 through a water inlet pipe 15, the outlet at the right end of the reaction box 4 is fixedly provided with a water outlet pipe 9, the right end of the water outlet pipe 9 is connected with a connecting sleeve, and the right side of the water outlet pipe 9 is communicated with methanol and CO2The purpose of the separator 10 of the aqueous solution is to separate the product from the unreacted reactants. The product flows into a methanol collection tank 11 and the unreacted raw material flows into CO2 An enrichment system 12 for collecting carbon dioxide in the atmosphere and flowing CO again after the collection2An aqueous solution tank 13 is pumped into the reaction tank 4 by a circulation pump 14.
Preferably, a glass water shield is covered above the reactor to prevent liquid splashing but not block light.
Preferably, each pie-shaped catalytic surface of each reactor unit is not shielded, so that the light energy utilization area is increased, and the fluid inside can be irradiated to form more catalytic surfaces. In addition, the reactor units in the reaction box can play a role of turbulent flow, damage the boundary layer of the fluid, increase the relative speed of the fluid and the catalyst and improve the reaction rate.
The catalyst is fixed in the reaction box through the reactor units, so that the aim of flushing the catalyst by fluid is fulfilled. Meanwhile, each reactor unit is detachable, and in the process of photocatalytic reaction, the service life of the catalyst is an important factor for limiting the reaction rate, so that the detachable reactor units are more convenient for cleaning and replacing the catalyst.
In the embodiment of the invention, the linear Fresnel array and the CPC condenser are adopted to provide illumination for the system, and the main advantage is that the system can avoid tracking sun illumination by adjusting the installation angle, so that the system can provide sufficient illumination for the reaction box under the condition of not consuming any energy.
In the embodiment of the invention, a water inlet pipe is fixedly arranged in the middle right at the left end of the reaction box, and a water outlet pipe is fixed in the middle right at the right end of the reaction box. CO is pumped by a circulating pump2The method comprises the following steps that (1) aqueous solution is pumped into a reaction box, a linear Fresnel array is arranged below the reaction box to serve as a primary reflection surface, and a CPC condenser is arranged above the reaction box to serve as a secondary reflection surface to provide light energy for the reaction box; the linear Fresnel array can be optimally arranged according to the local illumination incidence angle, and 20-30 rectangular light reflecting plates can be installed according to different required illumination intensities, so that illumination is converged into the CPC condenser after being reflected, and the truncation height and acceptance half angle parameters of the CPC are properly optimized according to the local condition. The use of the set of light-gathering system can avoid tracking sunlight without external energy input. Graphite-like carbon nitride is selected as a catalyst in the reaction box and is arranged on the catalyst carrier of each reactor unit. The graphite-like nitrogen carbide can play a role in catalyzing CO in response to full-spectrum natural light2And reduced to methanol.
In summary, the present invention provides a photocatalytic reactor device, which can uniformly mix water and a catalyst, and make fluid inside a reaction chamber participate in a catalytic reaction, and is convenient for cleaning, disassembling and recycling the photocatalyst, and improving the rate of the photocatalytic reaction.
Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can make modifications and equivalents to the embodiments of the present invention without departing from the spirit and scope of the present invention, which is set forth in the claims of the present application.
Claims (10)
1. The utility model provides a covering photocatalytic reactor device is prevented to staggered form which characterized in that includes: a reaction box (4);
the reaction box (4) is provided with an inlet and an outlet which are respectively used for introducing and discharging reactant solution;
a plurality of reactor units are arranged in the reaction box (4); wherein each reactor unit comprises: a fixed rod (1), a reaction surface (2) and a catalyst carrier (3); wherein the fixed rod (1) is used for detachably mounting the reactor unit on the reaction box (4); the reaction surface (2) is fixedly arranged at the top of the fixing rod (1); the catalyst carriers (3) are arranged on the periphery of the fixing rod (1) in a staggered mode, and the catalyst carriers (3) are used for fixedly arranging catalysts for reaction;
the reactor unit comprises: a first reactor unit (5) and a second reactor unit (6); wherein the height of the fixing rods (1) of the first reactor unit (5) is greater than the height of the fixing rods (1) of the second reactor unit (6).
2. The staggered anti-shadow photocatalytic reactor device according to claim 1, wherein a plurality of first reactor unit rows and second reactor unit rows are arranged in the reaction tank (4) along the flow direction of the reactant solution; wherein the first reactor unit row and the second reactor unit row are arranged at intervals.
3. A staggered, anti-hiding photocatalytic reactor device according to claim 1 wherein the reaction surfaces (2) of the reactor units are pyramidal or conical.
4. The staggered covering-proof photocatalytic reactor device as set forth in claim 1, characterized in that the reaction box (4) is shuttle-shaped, and the inlet and outlet are respectively disposed at the narrow part between the two ends.
5. The staggered covering-proof photocatalytic reactor device as set forth in claim 1, characterized in that a water-proof light-transmitting glass cover is arranged on the top of the reaction box (4).
6. The staggered, anti-shrouding photocatalytic reactor device of claim 1, further comprising:
a compound parabolic concentrator (7) and a linear Fresnel array reflector array (8);
the linear Fresnel array reflector array (8) is arranged below the reaction box (4), and the compound parabolic condenser (7) is arranged above the reaction box (4); wherein the linear Fresnel array mirror array (8) is used for reflecting the received light to the focus of the compound parabolic concentrator (7); the compound parabolic condenser (7) is used for reflecting the received light into the reaction box (4).
7. The staggered anti-hiding photocatalytic reactor device according to claim 6, wherein the angle of the compound parabolic concentrator (7) and the linear Fresnel array mirror array (8) is adjustable.
8. An application system of a staggered anti-covering photocatalytic reactor device, which is characterized in that the staggered anti-covering photocatalytic reactor device is the device of claim 1; further comprising: CO22An aqueous solution tank (13), a separator (10), a methanol collection tank (11) and CO2An enrichment system (12);
the CO is2The outlet of the aqueous solution tank (13) is communicated with the inlet of the reaction box (4) through a water inlet pipe (15);
an outlet of the reaction box (4) is communicated with an inlet of the separator (10) through a water outlet pipe (9);
the product outlet of the separator (10) is communicated with the inlet of the methanol collecting tank (11), and the residual reactant outlet is communicated with the CO2The inlet of the enrichment system (12) is communicated with CO2An outlet of the enrichment system (12) and the CO2The inlet of the water solution tank (13) is communicated.
9. The system for applying an interlaced anti-shadow photocatalytic reactor device as set forth in claim 8, further comprising: a compound parabolic concentrator (7) and a linear Fresnel array reflector array (8);
the linear Fresnel array reflector array (8) is arranged below the reaction box (4), and the compound parabolic condenser (7) is arranged above the reaction box (4); wherein the linear Fresnel array mirror array (8) is used for reflecting the received light to the focus of the compound parabolic concentrator (7); the compound parabolic condenser (7) is used for reflecting the received light into the reaction box (4).
10. The system for applying an interlaced anti-shadow photocatalytic reactor device as set forth in claim 8, further comprising: a circulation pump (14);
the circulating pump (14) is arranged on the water inlet pipe (15).
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2020
- 2020-05-19 CN CN202010427161.4A patent/CN111672441A/en active Pending
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| CN107376799A (en) * | 2017-09-15 | 2017-11-24 | 重庆大学 | A kind of efficient photo catalysis reactor |
| CN110801785A (en) * | 2019-11-21 | 2020-02-18 | 浙江大学 | Hydrogen production reactor with honeycomb SiC ceramic as catalyst carrier |
| CN212524055U (en) * | 2020-05-19 | 2021-02-12 | 西安交通大学 | Staggered covering-proof photocatalytic reactor device and application system thereof |
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