CN101104133A - Air purifying method and device thereof - Google Patents
Air purifying method and device thereof Download PDFInfo
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- CN101104133A CN101104133A CNA200610089697XA CN200610089697A CN101104133A CN 101104133 A CN101104133 A CN 101104133A CN A200610089697X A CNA200610089697X A CN A200610089697XA CN 200610089697 A CN200610089697 A CN 200610089697A CN 101104133 A CN101104133 A CN 101104133A
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Abstract
The invention relates to an air purification method and the device. The invention provides the air purification method, which makes the airflow go through the reticular carrier that is attached with the photocatalyst solution. The invention also provides the device used in the air purification method, the device is a silo comprising a sub-filtration system, a photocatalyst adsorption catalyst system and an active carbon filtration system; the silo is provided with an air inlet and an air outlet; the photocatalyst adsorption catalyst system is assembled by a liquid tank, the ultraviolet light source and a liquid circulation system, the ultraviolet light source is arranged in the liquid tank. Using the air purification method provided by the invention can utilize the photocatalyst solution to purify the air, effectively eliminate the organic pollutants in the air and realize the circulation utilization of the photocatalyst solution.
Description
Technical field
The present invention relates to a kind of air purification method and device thereof.
Background technology
It is technical now air purifying process also to be rested on simple filtering mostly, just dust and suspension is filtered, and organic matter is polluted can not play catharsis.Along with the enhancing of people's environmental consciousness, people are more and more higher to the requirement of air quality, and this just requires us to provide a kind of can effectively remove the technology of air organic contamination.
Current, the technology that most promising removing air organic matter pollutes is exactly the photocatalyst technology.Photocatalyst [Photocatalyst] is the compound word of light [Photo=Light]+catalyst (catalyst) [catalyst].Photocatalyst be a kind of be the general name of the photosemiconductor material with photo-catalysis function of representative with the Nano titanium dioxide, be the current ideal material of administering indoor environmental pollution in the world.
Photocatalyst is under the irradiation of light, can produce similar photosynthetic light-catalyzed reaction, produce oxidability extremely strong free hydroxy and active oxygen, has very strong photooxidation restoring function, various organic compounds of oxidable decomposition and part inorganic matter, can destroy the cell membrane of bacterium and solidify the protein of virus, can kill bacterium and decomposing organic pollutant, organic pollution is resolved into free of contamination water and carbon dioxide, thereby have extremely strong sterilization, deodorizing, mildew-resistant, anti-fouling and self-cleaning, air purification function.
The characteristic of photocatalyst is to utilize airborne oxygen molecule and hydrone that the organic matter that is contacted is converted to carbon dioxide with water, and self does not change, and but can promote the material of chemical reaction, and the term of validity is very permanent in theory, and maintenance cost is low.Simultaneously, titanium dioxide itself is nontoxic, has been widely used in various fields such as food, medicine, cosmetics.
The research of photocatalyst reaction starts from eighties of last century fifties, is promptly to be launched by this ancient problem of paint aging that dyestuff causes in order to solve the photolysis reactions that causes owing to inorganic compound at that time.For a long time, photocatalyst reaction is always as a kind of negative factor, and research work all makes great efforts round how suppressing photocatalyst reaction to launch.The research that just begins actively to utilize photocatalyst reaction to handle harmful chemicals and carry out aspect such as the depollution of environment up to the end of the seventies, at present many researchers reported to the chlorinated organics that uses the traditional activated sludge process intractable, agricultural chemicals, dioxin etc. nearly more than 100 kind of material decompose and the experimental result of harmless treatment.Utilize microbial process to compare with activated sludge process etc., the photocatalyst method has need not accurately regulate pH value and temperature and handle advantages such as simple.
Current photocatalyst product is photocatalytic spray directly to be used or sprays the back to carrier surface further use behind the sintering, the not high problem of ubiquity photocatalyst utilization rate, its one of the main reasons is exactly that the reaction table area of existing photocatalyst product is big inadequately, and is strong inadequately to the adsorption capacity of pollutant.How to improve the performance of photocatalyst, the surface area of augmenting response, the enhancing photocatalyst product is the research focus of current photocatalyst product to the adsorption capacity and realization the recycling of photocatalyst of pollutant.
Photocatalyst solution and photocatalyst solid particle are compared, and its utilization ratio and reusable edible rate all are greatly increased.In default of suitable device and method, the photocatalyst solution air purification field of always failing to be applied to.
Summary of the invention
In order to solve the problem that organic pollution in the air cleaning is difficult to remove and the photocatalyst utilization rate is lower, the invention provides a kind of air purification method and device thereof.
Technical scheme of the present invention is as follows:
The invention provides a kind of air purification method, is the mesh carrier that air-flow is passed be attached with photocatalyst solution.
The photocatalyst solution that adheres on the described mesh carrier circulates.
Described photocatalyst solution is meant the aqueous solution of Nano titanium dioxide.
Described air purification method comprises three steps: inferior high efficiency filter, photocatalyst adsoption catalysis and active carbon adsorption; Described inferior high efficiency filter is meant by the filter membrane of different size is set, airborne suspended particulate substance is filtered; Described photocatalyst adsoption catalysis is meant the organic pollution that utilizes in the photocatalyst absorbed air, under the ultraviolet ray irradiation adsorbed organic pollution is carried out light-catalyzed reaction then; Described active carbon filtration is meant the strong adsorption capacity of utilizing activated carbon, and airborne peculiar smell is adsorbed.
The present invention also provides a kind of above-mentioned air purification method used device, is assembled by fluid box, ultraviolet source, fluid circulation system; Described ultraviolet source is assemblied in the fluid box; Described fluid circulation system is made up of liquid delivery pump, liquid spraying case and photocatalyst bearer network (mesh carrier of photocatalyst solution), the liquid spraying case is positioned at the top of fluid box, water inlet links to each other with the delivery port of liquid delivery pump, the water inlet of liquid delivery pump is positioned at fluid box, bearer network is positioned at the fluid box top, above-below direction is placed, and the bearer network upper limb is positioned at liquid spraying case mouth spray below.
The present invention also provides another kind of above-mentioned air purification method used device, is assembled by fluid box, ultraviolet source, fluid circulation system; Described ultraviolet source is assemblied in the fluid box; Described fluid circulation system is made up of wheel body and photocatalyst bearer network (mesh carrier of photocatalyst solution), at least two of described wheel bodys, one is positioned at fluid box, one is positioned at the fluid box top, at least one is a driving wheel in the described wheel body, and described photocatalyst bearer network is for connecting the closed annular grid belt body of each wheel body.
Described mesh carrier is the multi-layer net belt body, and the mesh-density of described photocatalyst bearer network is 0.1-10mm, and it is 0.5-50mm that net carries thickness.
Also be equipped with the liquid agitation power set in the described fluid box.
Described inferior high-efficiency filtration systems is meant one group of intensive fibrous stacked shape disjunctor filter membrane structure made of paper, and described active carbon filtration system is meant one group of filter assemblies of being made by active carbon material.
The technique effect that the present invention realized is as follows:
Use air purification method provided by the present invention and device thereof, can utilize photocatalyst solution to carry out air cleaning, effectively remove airborne organic pollution, and realize the utilization that moves in circles of photocatalyst solution.
Description of drawings
Fig. 1: be used for the device 1 of air cleaning, mark is as follows:
1. inferior high-efficiency filtration systems;
2. photocatalyst adsoption catalysis system;
3. active carbon filtration system;
4. air inlet;
5. air outlet.
Fig. 2: be used for the device 2 of air cleaning, mark is as follows:
6. fluid box;
7. driving wheel;
8. driven pulley;
9. photocatalyst bearer network;
10. ultraviolet source;
11. liquid agitation power set.
Fig. 3: be used for the device 3 of air cleaning, mark is as follows:
12. fluid box;
13. liquid delivery pump;
14. liquid spraying case;
15. photocatalyst bearer network;
16. mouth spray;
17. ultraviolet source;
18. liquid agitation power set.
The specific embodiment
Embodiment 1:
What present embodiment adopted is used for air cleaning unit as shown in Figure 1, the warehouse that the inferior high-efficiency filtration systems 1 of serving as reasons, photocatalyst adsoption catalysis system 2 and active carbon filtration system 3 form; Described warehouse is provided with air inlet 4 and air outlet 5; Described inferior high-efficiency filtration systems 1, photocatalyst adsoption catalysis system 2 and active carbon filtration system 3 in warehouse, by air inlet 4 to air outlet 5 stationary arrangement successively; Described photocatalyst adsoption catalysis system 2 is assembled by fluid box, ultraviolet source, fluid circulation system, and described ultraviolet source is assemblied in the fluid box.
The photocatalyst adsoption catalysis system architecture that is used for air cleaning unit that present embodiment adopted as shown in Figure 2.
The described photocatalyst adsoption catalysis system that is used for the device of air cleaning is assembled by fluid box, ultraviolet source, fluid circulation system, described ultraviolet source is assemblied in the fluid box, described fluid circulation system is made up of wheel body and photocatalyst bearer network, at least two of described wheel bodys, one is positioned at fluid box, one is positioned at the fluid box top, and at least one is a driving wheel in the described wheel body, and described photocatalyst bearer network is for connecting the closed annular grid belt body of each wheel body.
Also be equipped with the liquid recirculation unit in the described fluid box.
Described photocatalyst bearer network is the multi-layer net belt body.
Described photocatalyst bearer network mesh-density is 0.1-10mm, and it is 0.5-50mm that net carries thickness.
Photocatalyst is bought the three ring skill trade Co., Ltds in Suzhou for the titanium white aqueous colloidal, be poured in the fluid box 6, ultraviolet source 10 and liquid agitation power set 11 are positioned under the fluid box 6 photocatalyst solution liquid levels, fluid circulation system is made up of driving wheel 7 and driven pulley 8 and photocatalyst bearer network 9, driven pulley 8 is positioned at below fluid box 6 liquid levels, driving-belt 9 connects two wheel bodys 7 and 8, and under the drive of driving wheel 7 reciprocation cycle, photocatalyst solutions in the fluid box 6 are adsorbed on and are taken out of fluid box 1 on the driving-belt 9, and return fluid box 6 after air fully contacts.By the reciprocation cycle of photocatalyst bearer network 9, the photocatalyst solution that adheres on it is also brought in constant renewal in, thereby has guaranteed that effectively photocatalyst is to organic pollutant adsorption efficient in the air., be retransmitted in the fluid box 6 fully having adsorbed in the air behind the organic pollution attached to the photocatalyst on the photocatalyst bearer network 9, under the irradiation of ultraviolet source 10, adsorbed organic pollution carried out light-catalyzed reaction by the photocatalyst bearer network.The photocatalyst solution that liquid agitation power set 11 in the fluid box 1 drive in the fluid box 6 constantly flows, thereby has effectively improved the utilization ratio of ultraviolet light and the photocatalysis efficiency of photocatalyst.
Described inferior high-efficiency filtration systems is meant one group of intensive fibrous stacked shape disjunctor filter membrane structure made of paper, is arranged at the position between air inlet and the photocatalyst adsoption catalysis system, is used for the air suspended particulate substance is filtered.
Described active carbon filtration system is meant one group of filter assemblies of being made by active carbon material, and a private space is set between photocatalyst adsoption catalysis system and the air outlet, places activated carbon, is used for the absorption to peculiar smell.
Air purification method provided by the present invention comprise three steps: inferior high efficiency filter, photocatalyst adsoption catalysis and active carbon adsorption.
Described inferior high efficiency filter is meant by the filter membrane of different size is set, airborne suspended particulate substance is filtered.
Described photocatalyst adsoption catalysis is meant the organic pollution that utilizes in the photocatalyst absorbed air, under the ultraviolet ray irradiation adsorbed organic pollution is carried out light-catalyzed reaction then.
Described active carbon filtration is meant the strong adsorption capacity of utilizing activated carbon, and airborne peculiar smell is adsorbed.
The technique effect that the present invention realized is as follows:
Use the device that is used for the photocatalyst solution air cleaning provided by the present invention, can utilize photocatalyst solution to carry out air cleaning, effectively remove airborne organic pollution, and realized the utilization that moves in circles of photocatalyst solution.
The device that is used for air cleaning that present embodiment provided is removed the result of use of formaldehyde and is verified as follows:
Under the guiding of air circulation dynamical system, the air-flow that contains formaldehyde passes the photocatalyst bearer network of the device that is used for the photocatalyst solution air cleaning that present embodiment provides, respectively at different time, measure the concentration of formaldehyde in the test gas, by the comparison of data, measure the effect of the device removing formaldehyde that is used for the photocatalyst solution air cleaning that present embodiment adopted.Determination data is following, and (successively carry out three tests with same photocatalyst solution, the initial concentration of formaldehyde is respectively 0.83,0.85,0.82mg/m
3):
| Measuring Time (minute) | Test for the first time | Test for the second time | Test for the third time | |||
| Concentration of formaldehyde | Elimination efficiency | Concentration of formaldehyde | Elimination efficiency | Concentration of formaldehyde | Elimination efficiency | |
| (mg/m 3) | (％) | (mg/m 3) | (％) | (mg/m 3) | (％) | |
| 10 | 0.68 | 18.07 | 0.70 | 17.64 | 0.68 | 17.07 |
| 60 | 0.32 | 61.44 | 0.29 | 65.88 | 0.30 | 63.14 |
| 120 | 0.17 | 79.51 | 0.16 | 81.17 | 0.15 | 80.04 |
| 180 | 0.11 | 86.74 | 0.11 | 87.05 | 0.10 | 87.80 |
| 240 | 0.07 | 91.56 | 0.07 | 91.76 | 0.08 | 90.24 |
| 300 | 0.04 | 95.18 | 0.05 | 94.11 | 0.04 | 95.12 |
| 360 | 0.03 | 96.63 | 0.03 | 96.64 | 0.03 | 96.34 |
By test data as can be seen, after recycling, organic ability does not reduce in the photocatalyst solution absorption degradation air.
Embodiment 2:
The device that is used for air cleaning provided by the invention as shown in Figure 2, assemble by fluid box, ultraviolet source, fluid circulation system, described ultraviolet source is assemblied in the fluid box, described fluid circulation system is made up of wheel body and photocatalyst bearer network, at least two of described wheel bodys, one is positioned at fluid box, and one is positioned at the fluid box top, at least one is a driving wheel in the described wheel body, and described photocatalyst bearer network is for connecting the closed annular grid belt body of each wheel body.
Described photocatalyst bearer network is the multi-layer net belt body.
Described photocatalyst bearer network mesh-density is 0.1-10mm, and it is 0.5-50mm that net carries thickness.
Photocatalyst solution is poured in the fluid box 6, ultraviolet source 10 is positioned under the fluid box 6 photocatalyst solution liquid levels, fluid circulation system is made up of driving wheel 7 and driven pulley 8 and photocatalyst bearer network 9, driven pulley 8 is positioned at below fluid box 6 liquid levels, driving-belt 9 connects two wheel bodys 7 and 8, and under the drive of driving wheel 7 reciprocation cycle, the photocatalyst solutions in the fluid box 6 are adsorbed on the driving-belt 9 and are taken out of fluid box, fully contact with air.By the reciprocation cycle of driving-belt 9, the photocatalyst solution that adheres on it is also brought in constant renewal in, thereby has guaranteed that effectively photocatalyst is to organic pollutant adsorption efficient in the air., be retransmitted in the fluid box 6 fully having adsorbed in the air behind the organic pollution attached to the photocatalyst on the photocatalyst bearer network 9, under the irradiation of ultraviolet source 5, adsorbed organic pollution carried out light-catalyzed reaction by photocatalyst bearer network 4.
Different with the device that is used for the photocatalyst solution air cleaning that embodiment 1 is adopted, the device that is used for the photocatalyst solution air cleaning that present embodiment adopted is not provided with the liquid agitation power set in fluid box.
The technique effect that the present invention realized is as follows:
Use the device that is used for the photocatalyst solution air cleaning provided by the present invention, can utilize photocatalyst solution to carry out air cleaning, effectively remove airborne organic pollution, and realized the utilization that moves in circles of photocatalyst solution.
The device that is used for the photocatalyst solution air cleaning that present embodiment provided is removed the result of use of formaldehyde and is verified as follows:
Under the guiding of air circulation dynamical system, the air-flow that contains formaldehyde passes the photocatalyst bearer network of the device that is used for the photocatalyst solution air cleaning that present embodiment provides, respectively at different time, measure the concentration of formaldehyde in the test gas, by the comparison of data, measure the effect of the device removing formaldehyde that is used for the photocatalyst solution air cleaning that present embodiment adopted.Measure the number determination data following (successively carry out three times with same photocatalyst solution and test,, the initial concentration of formaldehyde is respectively 0.83,0.85,0.82mg/m
3):
| Measuring Time (minute) | Test for the first time | Test for the second time | Test for the third time | |||
| Concentration of formaldehyde (mg/m 3) | Elimination efficiency (%) | Concentration of formaldehyde (mg/m 3) | Elimination efficiency (%) | Concentration of formaldehyde (mg/m 3) | Elimination efficiency (%) | |
| 10 | 0.68 | 18.07 | 0.78 | 8.2 | 0.78 | 4.9 |
| 60 | 0.32 | 61.44 | 0.39 | 54.1 | 0.45 | 45.1 |
| 120 | 0.17 | 79.51 | 0.25 | 70.6 | 0.29 | 64.6 |
| 180 | 0.11 | 86.74 | 0.19 | 77.6 | 0.20 | 75.6 |
| 240 | 0.07 | 91.56 | 0.12 | 85.9 | 0.14 | 82.9 |
| 300 | 0.04 | 95.18 | 0.10 | 88.2 | 0.12 | 85.4 |
| 360 | 0.03 | 96.63 | 0.07 | 91.8 | 0.11 | 86.6 |
By test data as can be seen, after recycling,, but still shown the organic effect of good removing though organic ability decreases in the photocatalyst solution absorption degradation air.
Embodiment 3:
What present embodiment adopted is used for air cleaning unit as shown in Figure 1, the warehouse that the inferior high-efficiency filtration systems 1 of serving as reasons, photocatalyst adsoption catalysis system 2 and active carbon filtration system 3 form; Described warehouse is provided with air inlet 4 and air outlet 5; Described inferior high-efficiency filtration systems 1, photocatalyst adsoption catalysis system 2 and active carbon filtration system 3 in warehouse, by air inlet 4 to air outlet 5 stationary arrangement successively; Described photocatalyst adsoption catalysis system 2 is assembled by fluid box, ultraviolet source, fluid circulation system, and described ultraviolet source is assemblied in the fluid box.
The photocatalyst adsoption catalysis system architecture that is used for air cleaning unit that present embodiment adopted as shown in Figure 3.
This described photocatalyst adsoption catalysis system that is used for the device of air cleaning is assembled by fluid box, ultraviolet source, fluid circulation system, described ultraviolet source is assemblied in the fluid box, described fluid circulation system is made up of liquid delivery pump, liquid spraying case and photocatalyst bearer network, the liquid spraying case is positioned at the top of fluid box, water inlet links to each other with the delivery port of liquid delivery pump, the water inlet of liquid delivery pump is positioned at fluid box, bearer network is positioned at the fluid box top, vertically place, the bearer network upper limb is positioned at liquid spraying case mouth spray below.
Also be equipped with the liquid agitation power set in the described fluid box.
Described photocatalyst bearer network is the multi-layer net belt body.
Described photocatalyst bearer network mesh-density is 0.1-10mm, and it is 0.5-50mm that net carries thickness.
Photocatalyst is bought the three ring skill trade Co., Ltds in Suzhou for the titanium white aqueous colloidal, is poured in the fluid box 12, and ultraviolet source 17 and liquid agitation power set 18 are positioned under the fluid box 1 photocatalyst solution liquid level.Photocatalyst solution in the fluid box 12 is under the dynamic action of liquid delivery pump 13, be transported in the liquid spraying case 14 of fluid box top, spray the upper limb of the photocatalyst bearer network 15 of its below then by the mouth spray 16 of liquid spraying case, spray in photocatalyst solution on the photocatalyst bearer network 15 fluid box 12 below under the gravity effect, being back to, move in circles.Be attached to the continual renovation of the photocatalyst solution of optical catalyst carrier net 15, guaranteed that effectively photocatalyst is to organic pollutant adsorption efficient in the air.Be back to photocatalyst in the fluid box by photocatalyst bearer network 15, under the irradiation of ultraviolet source 17, adsorbed organic pollution carried out light-catalyzed reaction.The photocatalyst solution that liquid agitation power set 18 in the fluid box drive in the fluid box constantly flows, thereby has effectively improved the utilization ratio of ultraviolet light and the photocatalysis efficiency of photocatalyst.
Described inferior high-efficiency filtration systems is meant one group of intensive fibrous filter membrane structure made of paper, is arranged at the position between air inlet and the photocatalyst adsoption catalysis system, is used for the air suspended particulate substance is filtered.
Described active carbon filtration system is meant the device that is used for air cleaning provided by the present invention, and a private space is set between photocatalyst adsoption catalysis system and the air outlet, places activated carbon, is used for the absorption to peculiar smell.
Air purification method provided by the present invention comprise three steps: inferior high efficiency filter, photocatalyst adsoption catalysis and active carbon adsorption.
Described inferior high efficiency filter is meant by the filter membrane of different size is set, airborne suspended particulate substance is filtered.
Described photocatalyst adsoption catalysis is meant the organic pollution that utilizes in the photocatalyst absorbed air, under the ultraviolet ray irradiation adsorbed organic pollution is carried out light-catalyzed reaction then.
Described active carbon filtration is meant the strong adsorption capacity of utilizing activated carbon, and airborne peculiar smell is adsorbed.
The technique effect that the present invention realized is as follows:
Use the device that is used for the photocatalyst solution air cleaning provided by the present invention, can utilize photocatalyst solution to carry out air cleaning, effectively remove airborne organic pollution, and realize the utilization that moves in circles of photocatalyst solution.
The device that is used for the photocatalyst solution air cleaning that present embodiment provided is removed the result of use of formaldehyde and is verified as follows:
Under the guiding of air circulation dynamical system, the air-flow that contains formaldehyde passes the photocatalyst bearer network of the device that is used for the photocatalyst solution air cleaning that present embodiment provides, respectively at different time, measure the concentration of formaldehyde in the test gas, by the comparison of data, measure the effect of the device removing formaldehyde that is used for the photocatalyst solution air cleaning that present embodiment adopted.Determination data is following, and (successively carry out three tests with same photocatalyst solution, the initial concentration of formaldehyde is respectively 0.83,0.85,0.82mg/m
3):
| Measuring Time (minute) | Test for the first time | Test for the second time | Test for the third time | |||
| Concentration of formaldehyde (mg/m 3) | Elimination efficiency (%) | Concentration of formaldehyde (mg/m 3) | Elimination efficiency (%) | Concentration of formaldehyde (mg/m 3) | Elimination efficiency (%) | |
| 10 | 0.69 | 16.87 | 0.71 | 16.47 | 0.68 | 17.07 |
| 60 | 0.32 | 61.44 | 0.29 | 65.88 | 0.30 | 63.14 |
| 120 | 0.17 | 79.51 | 0.17 | 80.00 | 0.15 | 80.04 |
| 180 | 0.11 | 86.74 | 0.11 | 87.05 | 0.10 | 87.80 |
| 240 | 0.08 | 90.37 | 0.07 | 91.76 | 0.07 | 91.46 |
| 300 | 0.04 | 95.18 | 0.05 | 94.12 | 0.04 | 95.12 |
| 360 | 0.03 | 96.63 | 0.03 | 96.64 | 0.03 | 96.34 |
By test data as can be seen, after recycling, organic ability does not reduce in the photocatalyst solution absorption degradation air.
Embodiment 4:
The device that is used for air cleaning provided by the invention as shown in Figure 3, assemble by fluid box, ultraviolet source, fluid circulation system, described ultraviolet source is assemblied in the fluid box, described fluid circulation system is made up of liquid delivery pump, liquid spraying case and photocatalyst bearer network, the liquid spraying case is positioned at the top of fluid box, water inlet links to each other with the delivery port of liquid delivery pump, the water inlet of liquid delivery pump is positioned at fluid box, bearer network is positioned at the fluid box top, above-below direction is placed, and the bearer network upper limb is positioned at liquid spraying case mouth spray below.
Described photocatalyst bearer network is the multi-layer net belt body.
Described photocatalyst bearer network mesh-density is 0.1-10mm, and it is 0.5-50mm that net carries thickness.
Present embodiment adopted is used for the difference that is used for the photocatalyst solution air cleaning unit that photocatalyst solution air cleaning unit and embodiment 3 adopted and is, the photocatalyst solution air cleaning unit that is used for that present embodiment adopted is not provided with the liquid agitation power set in fluid box, but with the liquid pump place with fluid box in the other end of photocatalyst solution carrier institute opposite end, thereby make the photocatalyst solution in the fluid box directly form mobile circulation.
Photocatalyst solution is poured in the fluid box 12, and ultraviolet source 17 is positioned under the fluid box 12 photocatalyst solution liquid levels.Photocatalyst solution in the fluid box is under the dynamic action of liquid delivery pump 13, be transported in the liquid spraying case 14 of fluid box top, spray the upper limb of the photocatalyst bearer network 15 of its below then by the mouth spray 16 of liquid spraying case, spray in photocatalyst solution on the photocatalyst bearer network fluid box 12 below under the gravity effect, being back to, move in circles.Be attached to the continual renovation of the photocatalyst solution of optical catalyst carrier net, guaranteed that effectively photocatalyst is to organic pollutant adsorption efficient in the air.Can flow to photocatalyst in the fluid box by the photocatalyst bearer network, under the irradiation of ultraviolet source 6, adsorbed organic pollution be carried out light-catalyzed reaction.
The technique effect that the utility model is realized is as follows:
Use the device that is used for the photocatalyst solution air cleaning provided by the utility model, can utilize photocatalyst solution to carry out air cleaning, effectively remove airborne organic pollution, and realized the utilization that moves in circles of photocatalyst solution.
The device that is used for the photocatalyst solution air cleaning that present embodiment provided is removed the result of use of formaldehyde and is verified as follows:
Under the guiding of air circulation dynamical system, the air-flow that contains formaldehyde passes the photocatalyst bearer network of the device that is used for the photocatalyst solution air cleaning that present embodiment provides, respectively at different time, measure the concentration of formaldehyde in the test gas, by the comparison of data, measure the effect of the device removing formaldehyde that is used for the photocatalyst solution air cleaning that present embodiment adopted.Measure the number determination data following (successively carry out three times with same photocatalyst solution and test,, the initial concentration of formaldehyde is respectively 0.83,0.85,0.82mg/m
3):
| Measuring Time (minute) | Test for the first time | Test for the second time | Test for the third time | |||
| Concentration of formaldehyde (mg/m 3) | Elimination efficiency (%) | Concentration of formaldehyde (mg/m 3) | Elimination efficiency (%) | Concentration of formaldehyde (mg/m 3) | Elimination efficiency (%) | |
| 10 | 0.68 | 18.07 | 0.70 | 17.64 | 0.68 | 17.07 |
| 60 | 0.32 | 61.44 | 0.29 | 65.88 | 0.30 | 63.14 |
| 120 | 0.17 | 79.51 | 0.16 | 81.17 | 0.15 | 80.04 |
| 180 | 0.11 | 86.74 | 0.11 | 87.05 | 0.11 | 86.59 |
| 240 | 0.08 | 90.36 | 0.08 | 90.59 | 0.08 | 90.24 |
| 300 | 0.04 | 95.18 | 0.05 | 94.11 | 0.04 | 95.12 |
| 360 | 0.03 | 96.63 | 0.03 | 96.47 | 0.04 | 95.12 |
Claims (10)
1. an air purification method is characterized in that, described air purification method is the mesh carrier that air-flow is passed be attached with photocatalyst solution.
2. air purification method according to claim 1 is characterized in that the photocatalyst solution that adheres on the described mesh carrier circulates.
3. air purification method according to claim 1 is characterized in that described photocatalyst solution is meant the aqueous solution of Nano titanium dioxide.
4. air purification method according to claim 1 is characterized in that, described air purification method comprises three steps: inferior high efficiency filter, photocatalyst adsoption catalysis and active carbon adsorption; Described inferior high efficiency filter is meant by the filter membrane of different size is set, airborne suspended particulate substance is filtered; Described photocatalyst adsoption catalysis is meant the organic pollution that utilizes in the photocatalyst absorbed air, under the ultraviolet ray irradiation adsorbed organic pollution is carried out light-catalyzed reaction then; Described active carbon filtration is meant the strong adsorption capacity of utilizing activated carbon, and airborne peculiar smell is adsorbed.
5. be used for the device of the described air purification method of claim 1, it is characterized in that, the described device that is used for above-mentioned air purification method is assembled by fluid box, ultraviolet source, fluid circulation system; Described ultraviolet source is assemblied in the fluid box; Described fluid circulation system is made up of liquid delivery pump, liquid spraying case and photocatalyst bearer network, the liquid spraying case is positioned at the top of fluid box, water inlet links to each other with the delivery port of liquid delivery pump, the water inlet of liquid delivery pump is positioned at fluid box, bearer network is positioned at the fluid box top, above-below direction is placed, and the bearer network upper limb is positioned at liquid spraying case mouth spray below.
6. be used for the device of the described air purification method of claim 1, it is characterized in that, the described device that is used for above-mentioned air purification method is assembled by fluid box, ultraviolet source, fluid circulation system; Described ultraviolet source is assemblied in the fluid box; Described fluid circulation system is made up of wheel body and photocatalyst bearer network, at least two of described wheel bodys, one is positioned at fluid box, and one is positioned at the fluid box top, at least one is a driving wheel in the described wheel body, and described photocatalyst bearer network is for connecting the closed annular grid belt body of each wheel body.
7. according to claim 5 or 6 any described devices that are used for air purification method, it is characterized in that described photocatalyst bearer network is the multi-layer net belt body.
8. according to claim 5 or 6 any described devices that are used for air purification method, it is characterized in that, also be equipped with the liquid agitation power set in the described fluid box.
9. according to claim 5 or 6 any described devices that are used for air purification method, it is characterized in that, described device also is equipped with inferior high-efficiency filtration systems and active carbon filtration system, and forms a warehouse by inferior high-efficiency filtration systems, claim 6 or 7 an any described device and active carbon filtration systems that are used for air purification method; Described warehouse is provided with air inlet and air outlet.
10. the device that is used for air purification method according to claim 5, it is characterized in that, described inferior high-efficiency filtration systems is meant one group of intensive fibrous stacked shape disjunctor filter membrane structure made of paper, and described active carbon filtration system is meant one group of filter assemblies of being made by active carbon material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200610089697XA CN101104133A (en) | 2006-07-12 | 2006-07-12 | Air purifying method and device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200610089697XA CN101104133A (en) | 2006-07-12 | 2006-07-12 | Air purifying method and device thereof |
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Cited By (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101897987A (en) * | 2009-05-25 | 2010-12-01 | 郑承煜 | Air purification sterilization system |
| RU2447924C1 (en) * | 2010-09-17 | 2012-04-20 | Федеральное государственное образовательное учреждение высшего профессионального образования "Московская государственная академия ветеринарной медицины и биотехнологии имени К.И. Скрябина" (ФГОУ ВПО МГАВМиБ) | Method of air cleaning |
| CN105214492A (en) * | 2015-11-14 | 2016-01-06 | 华玉叶 | A kind of domestic briquet stove flue gas purifying method |
| CN105214408A (en) * | 2015-11-14 | 2016-01-06 | 华玉叶 | A kind of method utilizing household central heating sheet to purify the air of a room |
| CN105214489A (en) * | 2015-11-14 | 2016-01-06 | 华玉叶 | A kind of domestic briquet stove flue gas purifying method |
| CN105214493A (en) * | 2015-11-14 | 2016-01-06 | 华玉叶 | A kind of method utilizing household central heating sheet to purify the air of a room |
| CN105233679A (en) * | 2015-11-14 | 2016-01-13 | 华玉叶 | Method for purifying flue gas of domestic coal stove |
| CN105251348A (en) * | 2015-11-14 | 2016-01-20 | 华玉叶 | Domestic coal stove flue gas purifying method |
| CN105251357A (en) * | 2015-11-14 | 2016-01-20 | 华玉叶 | Domestic coal stove flue gas purifying method |
| CN105251349A (en) * | 2015-11-14 | 2016-01-20 | 华玉叶 | Method for purifying indoor air by means of domestic heating radiator |
| CN105251358A (en) * | 2015-11-14 | 2016-01-20 | 华玉叶 | Domestic coal stove flue gas purifying method |
| CN105251290A (en) * | 2015-11-14 | 2016-01-20 | 华玉叶 | Method for purifying indoor air by means of domestic heating radiator |
| CN105299791A (en) * | 2015-11-13 | 2016-02-03 | 无锡桥阳机械制造有限公司 | Air purification method for buildings with central air-conditionings |
| CN105298940A (en) * | 2015-11-14 | 2016-02-03 | 无锡清杨机械制造有限公司 | Bathroom exhaust fan with purification function |
| CN105289155A (en) * | 2015-11-14 | 2016-02-03 | 华玉叶 | Method for purifying household coal stove flue gas |
| CN105327618A (en) * | 2015-12-03 | 2016-02-17 | 华玉叶 | Household coal stove flue gas purification method |
| CN105327616A (en) * | 2015-11-14 | 2016-02-17 | 华玉叶 | Method for purifying indoor air by means of domestic heating radiator |
| CN105344178A (en) * | 2015-11-14 | 2016-02-24 | 华玉叶 | Method for purification of indoor air by household radiator |
| CN105344177A (en) * | 2015-11-14 | 2016-02-24 | 华玉叶 | A method of purifying indoor air by utilization of a household heating radiator |
| CN105344239A (en) * | 2015-11-14 | 2016-02-24 | 华玉叶 | A method of purifying indoor air by utilization of a household heating radiator |
| CN105363344A (en) * | 2015-11-14 | 2016-03-02 | 华玉叶 | Method for purifying indoor air by domestic radiator |
| CN105402833A (en) * | 2015-11-13 | 2016-03-16 | 无锡桥阳机械制造有限公司 | Air purifying method for building with central air conditioner |
| CN105435631A (en) * | 2015-11-14 | 2016-03-30 | 华玉叶 | Method for purifying indoor air by use of domestic finned radiator |
| CN105457412A (en) * | 2015-11-14 | 2016-04-06 | 华玉叶 | Household stove flue gas purification method |
| CN105597522A (en) * | 2015-11-14 | 2016-05-25 | 华玉叶 | Household coal stove flue gas purification method |
| CN105597523A (en) * | 2015-11-14 | 2016-05-25 | 华玉叶 | Household coal stove flue gas purification method |
| CN105597521A (en) * | 2015-11-14 | 2016-05-25 | 华玉叶 | Method for purifying indoor air by using household radiator |
| CN105597525A (en) * | 2015-11-14 | 2016-05-25 | 华玉叶 | Household coal stove flue gas purification method |
| CN105879667A (en) * | 2016-05-26 | 2016-08-24 | 刘洋 | Method and device for purifying air by means of photocatalyst |
| CN106152306A (en) * | 2016-07-09 | 2016-11-23 | 夏百战 | A kind of air pollutants photocatalyst purification plant |
| CN115638427A (en) * | 2022-11-17 | 2023-01-24 | 屯留县航泰清洁能源有限公司 | Gaseous whirl board equipartition ware of waste gas heat accumulation formula incinerator |
| CN115717749A (en) * | 2022-11-15 | 2023-02-28 | 珠海格力电器股份有限公司 | Photocatalysis air purifying device |
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2006
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101897987A (en) * | 2009-05-25 | 2010-12-01 | 郑承煜 | Air purification sterilization system |
| RU2447924C1 (en) * | 2010-09-17 | 2012-04-20 | Федеральное государственное образовательное учреждение высшего профессионального образования "Московская государственная академия ветеринарной медицины и биотехнологии имени К.И. Скрябина" (ФГОУ ВПО МГАВМиБ) | Method of air cleaning |
| CN105299791A (en) * | 2015-11-13 | 2016-02-03 | 无锡桥阳机械制造有限公司 | Air purification method for buildings with central air-conditionings |
| CN105402833A (en) * | 2015-11-13 | 2016-03-16 | 无锡桥阳机械制造有限公司 | Air purifying method for building with central air conditioner |
| CN105327616A (en) * | 2015-11-14 | 2016-02-17 | 华玉叶 | Method for purifying indoor air by means of domestic heating radiator |
| CN105344239A (en) * | 2015-11-14 | 2016-02-24 | 华玉叶 | A method of purifying indoor air by utilization of a household heating radiator |
| CN105233679A (en) * | 2015-11-14 | 2016-01-13 | 华玉叶 | Method for purifying flue gas of domestic coal stove |
| CN105251348A (en) * | 2015-11-14 | 2016-01-20 | 华玉叶 | Domestic coal stove flue gas purifying method |
| CN105251357A (en) * | 2015-11-14 | 2016-01-20 | 华玉叶 | Domestic coal stove flue gas purifying method |
| CN105251349A (en) * | 2015-11-14 | 2016-01-20 | 华玉叶 | Method for purifying indoor air by means of domestic heating radiator |
| CN105251358A (en) * | 2015-11-14 | 2016-01-20 | 华玉叶 | Domestic coal stove flue gas purifying method |
| CN105251290A (en) * | 2015-11-14 | 2016-01-20 | 华玉叶 | Method for purifying indoor air by means of domestic heating radiator |
| CN105214489A (en) * | 2015-11-14 | 2016-01-06 | 华玉叶 | A kind of domestic briquet stove flue gas purifying method |
| CN105298940A (en) * | 2015-11-14 | 2016-02-03 | 无锡清杨机械制造有限公司 | Bathroom exhaust fan with purification function |
| CN105289155A (en) * | 2015-11-14 | 2016-02-03 | 华玉叶 | Method for purifying household coal stove flue gas |
| CN105597525A (en) * | 2015-11-14 | 2016-05-25 | 华玉叶 | Household coal stove flue gas purification method |
| CN105214408A (en) * | 2015-11-14 | 2016-01-06 | 华玉叶 | A kind of method utilizing household central heating sheet to purify the air of a room |
| CN105344178A (en) * | 2015-11-14 | 2016-02-24 | 华玉叶 | Method for purification of indoor air by household radiator |
| CN105344177A (en) * | 2015-11-14 | 2016-02-24 | 华玉叶 | A method of purifying indoor air by utilization of a household heating radiator |
| CN105214493A (en) * | 2015-11-14 | 2016-01-06 | 华玉叶 | A kind of method utilizing household central heating sheet to purify the air of a room |
| CN105363344A (en) * | 2015-11-14 | 2016-03-02 | 华玉叶 | Method for purifying indoor air by domestic radiator |
| CN105214492A (en) * | 2015-11-14 | 2016-01-06 | 华玉叶 | A kind of domestic briquet stove flue gas purifying method |
| CN105435631A (en) * | 2015-11-14 | 2016-03-30 | 华玉叶 | Method for purifying indoor air by use of domestic finned radiator |
| CN105457412A (en) * | 2015-11-14 | 2016-04-06 | 华玉叶 | Household stove flue gas purification method |
| CN105597522A (en) * | 2015-11-14 | 2016-05-25 | 华玉叶 | Household coal stove flue gas purification method |
| CN105597523A (en) * | 2015-11-14 | 2016-05-25 | 华玉叶 | Household coal stove flue gas purification method |
| CN105597521A (en) * | 2015-11-14 | 2016-05-25 | 华玉叶 | Method for purifying indoor air by using household radiator |
| CN105327618A (en) * | 2015-12-03 | 2016-02-17 | 华玉叶 | Household coal stove flue gas purification method |
| CN105879667A (en) * | 2016-05-26 | 2016-08-24 | 刘洋 | Method and device for purifying air by means of photocatalyst |
| CN106152306A (en) * | 2016-07-09 | 2016-11-23 | 夏百战 | A kind of air pollutants photocatalyst purification plant |
| CN115717749A (en) * | 2022-11-15 | 2023-02-28 | 珠海格力电器股份有限公司 | Photocatalysis air purifying device |
| CN115638427A (en) * | 2022-11-17 | 2023-01-24 | 屯留县航泰清洁能源有限公司 | Gaseous whirl board equipartition ware of waste gas heat accumulation formula incinerator |
| CN115638427B (en) * | 2022-11-17 | 2023-03-28 | 屯留县航泰清洁能源有限公司 | Gaseous whirl board equipartition ware of waste gas heat accumulation formula incinerator |
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