CN107369369A - A kind of device administered for the VOC photochemical catalytic oxidations of commerical test and teaching - Google Patents
A kind of device administered for the VOC photochemical catalytic oxidations of commerical test and teaching Download PDFInfo
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- CN107369369A CN107369369A CN201710702679.2A CN201710702679A CN107369369A CN 107369369 A CN107369369 A CN 107369369A CN 201710702679 A CN201710702679 A CN 201710702679A CN 107369369 A CN107369369 A CN 107369369A
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- web plate
- housing
- light source
- catalytic metal
- voc
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
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- Business, Economics & Management (AREA)
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- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
A kind of device administered for the VOC photochemical catalytic oxidations of commerical test and teaching of the present invention, the device include housing, the light processing part for setting enclosure interior and external power supply；Wherein, light processing part includes catalysis light source, catalytic metal web plate, photocatalysis carbon web plate and filter layer；Case top is provided with air inlet, air inlet is provided with blower fan, the lower end of blower fan is provided with uniform flow net, housing mid-section grades is catalyzed light source away from least two, the side wall of housing between 2 catalysis light sources is provided with neck, catalytic metal web plate is provided with neck, catalytic metal web plate covers one layer of photocatalysis carbon web plate；The bottom air outlet of housing, the filter layer of the upper end of air outlet；External power supply is the blower fan and catalysis light source power supply.The invention construction based on more than, the present invention can be according to processing VOC attribute testing adjusting and optimizings, and teaching test is directly perceived, changes easy to assembly, efficient energy-saving, strong applicability.
Description
Technical field
The invention belongs to field of environment engineering, and in particular to environmental project VOC managemental experiments and instructional device field, especially
It is related to experiment and the instructional device of VOC photochemical catalytic oxidations improvement.One is provided for type approval test and professional teaching to be easy to observe
With the device of test operation, it is widely used in VOC and administers enterprise's commerical test and colleges and universities' professional teaching industry.
Background technology
At present in the design of VOC photocatalysis Processing tecchnics and commercial Application, first, rule of thumb designing catalyst and light
Combination, second, in debugging process adjusting and optimizing catalyst and light parameter, whole process wastes a large amount of manpower and materials and financial resources, drags
The duration is prolonged, have impact on treatment effect, often technological parameter will pass through and be lot more time to be optimal.Controlled in VOC photocatalysis
Manage in environmental engineering speciality teaching, teacher shows that student is to internal structure only by picture and analogy method to student at present.
Processing procedure all understands accidentally, and teaching process is dry as dust, and learning interest is low, and teaching efficiency is poor, student to industry spot
Practical teaching is carried out, outward appearance can only be seen, visual understanding can not be formed to internal structure and improvement mechanism.
The content of the invention
In order to solve the above problems, enterprise's assay optimization catalyst mistake is administered in VOC it is an object of the invention to provide one kind
Cheng Zhong, during colleges and universities VOC administers professional teaching, especially in commerical test photochemical catalytic oxidation parameter process selection course,
In the teaching link that VOC is administered and designed, solve frequently replacing catalyst formulation and catalyst and optimized and revised with wavelength of light
Needs, solve the needs that professional teaching intuitively shows perceptual education.
The technical scheme is that：A kind of device administered for the VOC photochemical catalytic oxidations of commerical test and teaching, should
Device includes housing 1 and sets the light processing part inside the housing 1；
Wherein, the light processing part includes catalysis light source, catalytic metal web plate, photocatalysis carbon web plate and active carbon filler；
The case top is provided with air inlet, and blower fan 2 is provided with the air inlet 1-1, and the lower end of the blower fan 2 is provided with flow
Uniform net, the housing mid-section grades is catalyzed light source, the side of 2 housings being catalyzed between light sources away from least two
Wall is provided with neck 1-2, and catalytic metal web plate is provided with the neck, and the catalytic metal web plate covers one layer of photocatalysis carbon net
Plate；The bottom air outlet of the housing, the filter layer of the upper end of the air outlet.
Further, the device also includes reflecting coating, and the reflecting coating sets the inner side wall surfaces of the housing.
Further, the side wall of the housing side is transparent lateral plate, and the transparent lateral plate is fixed by panel steady pin.
Further, the catalysis light source is ultraviolet lamp.
Further, the catalytic metal web plate is set with certain inclination angle, and the angle at the inclination angle is 30-60 degree.
Further, the filter layer is active carbon filler.
Further, the catalytic metal web plate is the porous nickel mesh for being loaded with special photochemical catalyst, and its specific surface area is 20-
40cm2/cm3。
Further, the photocatalysis carbon web plate is to be loaded with TiO2Active carbon slab, its specific surface area is 300 mesh/inch,
Mix rare earth element accounts for contained photochemical catalyst in photocatalysis carbon web plate 1.5%.
The invention has the advantages that because using above-mentioned technical proposal, the device is by light-catalyzed reaction thin plate and enters gas
On the same line, middle part ultraviolet lamp Uniform Irradiation, inner walls are provided with reflecting coating, are arranged using swash plate for mouth, gas outlet,
Increase light exposure intensity and area, improve treatment effect.Photocatalytic plate surface uses micro-aperture technique, using bigger serface
Dielectric loading photochemical catalyst, increase photochemical catalyst and VOC contact area and time of contact.Improve light basic reaction area.Go out
Mouth is provided with active carbon net, further processing residual VOC.Its housing is made of 3D printing technique, wherein one side for it is transparent with
It is easy to observe, air-tightness is strong.Considered based on energy-conservation, case top sidepiece inlays solar panels, and solar energy operation can be achieved.
The invention construction based on more than, patent of the present invention can be straight according to processing VOC attribute testing adjusting and optimizings, teaching test
See, change easy to assembly, efficient energy-saving, strong applicability.
Brief description of the drawings
Fig. 1 is a kind of apparatus structure schematic diagram administered for the VOC photochemical catalytic oxidations of commerical test and teaching of the present invention.
In figure：
1. housing, 1-1. air inlets, 1-2. necks, 1-3. air outlets, 2. blower fans, 3. uniform flow nets, 4. catalysis light sources, 6. are urged
Change metal otter board, 7. photocatalysis carbon web plates, 8. active carbon fillers, 9. reflecting coatings, 10. transparent lateral plates, 11. external power supplys.
Embodiment
Technical scheme is described further below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of device administered for the VOC photochemical catalytic oxidations of commerical test and teaching of the present invention, the dress
Put including housing 1 and the light processing part inside the housing 1 is set；
Wherein, the light processing part includes catalysis light source 4, catalytic metal web plate 6, photocatalysis carbon web plate 7 and active carbon filler
8；
The top of housing 1, which is provided with air inlet 1-1, the air inlet 1-1, is provided with blower fan 2, and the lower end of the blower fan 2 is provided with
Uniform flow net 3, it is described between equidistant at least two catalysis light source 4, the 2 catalysis light source 4 in the center section of housing 1
The side wall of housing 1 is provided with neck 1-2, and catalytic metal web plate 6, the covering of catalytic metal web plate 6 one are provided with the neck 5
Layer photocatalysis carbon web plate 7；The bottom air outlet 1-3 of the housing 1, the filter layer 8 of the upper end of the air outlet 1-3.
The device also includes reflecting coating 9, and the reflecting coating 9 sets the inner side wall surfaces of the housing 1.
The side wall of the side of housing 1 is transparent lateral plate 10, and the transparent lateral plate 10 is fixed by panel steady pin 1-5.
The catalysis light source 4 is ultraviolet lamp.
The catalytic metal web plate 6 is set with certain inclination angle, and the angle at the inclination angle is 30-60 degree.
The filter layer 8 is active carbon filler.
The catalytic metal web plate 6 is the porous nickel mesh for being loaded with special photochemical catalyst, and its specific surface area is about 20-
40cm2/cm3。
The photocatalysis carbon web plate 7 is to be loaded with TiO2Active carbon slab, its specific surface area is about 300 mesh/inch, is mixed
Rare earth element account for 1.5% of contained photochemical catalyst in photocatalysis carbon web plate.
The experimental rig need to open uviol lamp and fan simultaneously, after the air containing VOC enters experimental rig, in purple
It is catalytically decomposed in the presence of outer light as successively photodissociation is changed into CO again after small-molecule substance2And H2The materials such as O, finally arranged from outlet
Remove.
Claims (9)
1. a kind of device administered for the VOC photochemical catalytic oxidations of commerical test and teaching, it is characterised in that the device includes shell
Body（1）, the housing is set（1）Internal light processing part and external power supply（11）；
Wherein, the light processing part includes catalysis light source（4）, catalytic metal web plate（6）, photocatalysis carbon web plate（7）And activity
Carbon filling material（8）；
The housing（1）Top is provided with air inlet（1-1）, the air inlet（1-1）Place is provided with blower fan（2）, the blower fan（2）'s
Lower end is provided with uniform flow net（3）, the housing（1）The equidistant at least two catalysis light source in center section（4）, 2 catalysis
Light source（4）Between the housing（1）Side wall be provided with neck（1-2）, the neck（5）It is interior to be provided with catalytic metal web plate
（6）, the catalytic metal web plate（6）Cover one layer of photocatalysis carbon web plate（7）；The housing（1）Bottom air outlet（1-3）,
The air outlet（1-3）Upper end filter layer（8）；The external power supply（11）For the blower fan（2）With catalysis light source（4）For
Electricity.
2. device according to claim 1, it is characterised in that the device also includes reflecting coating（9）, the reflecting coating
（9）The housing is set（1）Inner side wall surfaces.
3. device according to claim 1, it is characterised in that the housing（1）The side wall of side is transparent lateral plate（10）,
The transparent lateral plate（10）Pass through panel steady pin（1-5）It is fixed.
4. device according to claim 1, it is characterised in that the catalysis light source（4）For ultraviolet lamp.
5. device according to claim 1, it is characterised in that the catalytic metal web plate（6）Set with certain inclination angle
In the housing（1）Interior, the angle at the inclination angle is 30-60 degree.
6. device according to claim 1, it is characterised in that the filter layer（8）For active carbon filler.
7. device according to claim 1, it is characterised in that the catalytic metal web plate（6）It is to be loaded with photochemical catalyst
Porous nickel mesh, its specific surface area is 20 ~ 40cm2/cm3。
8. device according to claim 1, it is characterised in that the photocatalysis carbon web plate（7）It is to be loaded with TiO2Activity
Carbon slab, its specific surface area are 300 mesh/inch, and the rare earth element mixed accounts for 1.5% of contained photochemical catalyst in photocatalysis carbon web plate.
9. device according to claim 1, it is characterised in that described device housing（1）And transparent lateral plate（10）It is to adopt
It is made of 3D printing technique, it has high sealing characteristic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710702679.2A CN107369369A (en) | 2017-08-16 | 2017-08-16 | A kind of device administered for the VOC photochemical catalytic oxidations of commerical test and teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710702679.2A CN107369369A (en) | 2017-08-16 | 2017-08-16 | A kind of device administered for the VOC photochemical catalytic oxidations of commerical test and teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107369369A true CN107369369A (en) | 2017-11-21 |
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ID=60308955
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710702679.2A Pending CN107369369A (en) | 2017-08-16 | 2017-08-16 | A kind of device administered for the VOC photochemical catalytic oxidations of commerical test and teaching |
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| Country | Link |
|---|---|
| CN (1) | CN107369369A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020081257A1 (en) * | 2000-12-26 | 2002-06-27 | Burke David H. | Photocatalytic system |
| CN1609523A (en) * | 2003-10-17 | 2005-04-27 | 中国科学院过程工程研究所 | Multifunctional air purifier with high adsorbability |
| CN101121040A (en) * | 2007-07-25 | 2008-02-13 | 江苏高淳陶瓷股份有限公司 | Photocatalysis air purifier |
| CN205351511U (en) * | 2015-12-31 | 2016-06-29 | 北京农学院 | Photocatalysis air purifier |
| CN207624243U (en) * | 2017-08-16 | 2018-07-17 | 北京科技大学 | A kind of device administered for the VOC photochemical catalytic oxidations of commerical test and teaching |
-
2017
- 2017-08-16 CN CN201710702679.2A patent/CN107369369A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020081257A1 (en) * | 2000-12-26 | 2002-06-27 | Burke David H. | Photocatalytic system |
| CN1609523A (en) * | 2003-10-17 | 2005-04-27 | 中国科学院过程工程研究所 | Multifunctional air purifier with high adsorbability |
| CN101121040A (en) * | 2007-07-25 | 2008-02-13 | 江苏高淳陶瓷股份有限公司 | Photocatalysis air purifier |
| CN205351511U (en) * | 2015-12-31 | 2016-06-29 | 北京农学院 | Photocatalysis air purifier |
| CN207624243U (en) * | 2017-08-16 | 2018-07-17 | 北京科技大学 | A kind of device administered for the VOC photochemical catalytic oxidations of commerical test and teaching |
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