CN201016094Y - Horizontal rotational flow immobilized catalyzer suspending carrier photocatalysis reactor - Google Patents
Horizontal rotational flow immobilized catalyzer suspending carrier photocatalysis reactor Download PDFInfo
- Publication number
- CN201016094Y CN201016094Y CNU2006200490961U CN200620049096U CN201016094Y CN 201016094 Y CN201016094 Y CN 201016094Y CN U2006200490961 U CNU2006200490961 U CN U2006200490961U CN 200620049096 U CN200620049096 U CN 200620049096U CN 201016094 Y CN201016094 Y CN 201016094Y
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- light
- catalyzed reaction
- suspending carrier
- reaction district
- tube
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Abstract
The utility model belongs to the field of the environmental protection, in particular relating to a horizontal vortex immobilization catalyst suspension carrier photochemical catalysis reactor, which is in column structure and consists of a column-shaped photochemical catalysis reaction area. The axle is provided with an ultraviolet tube, and the rest space is provided with a certain quantity of the suspension carrier of the immobilization catalyst. Under aeration effect of the aeration tube at the bottom of the catalysis reaction area, the suspension carrier rotates by taking the ultraviolet tube as the axes. A water inlet and a water outlet are respectively positioned at the two ends of the reaction area. The flowing direction of the water flow is vertical to the rotate direction of the carrier. In irradiation of the ultraviolet light, the utility model generates photochemical catalysis reaction and can decompose the pollutant(in particular the endocrine disruptor) and finally realize mineralization. The utility model has the advantages of small occupation area, simple principle and convenient operation management as well as being capable to achieve the function of quick eliminating the endocrine disruptor and the other similar pollutants.
Description
Technical field
The utility model belongs to environmental technology field, is specifically related to a kind of level rotary flow immobilized catalyst suspending carrier photo catalysis reactor.
Background technology
Light-catalyzed reaction is with TiO
2Deng conductor oxidate is photocatalyst, under the optical energy irradiation greater than its forbidden band energy, excites to form light induced electron and photoproduction hole.Pollution substance produces a series of redox reaction on the photocatalyst granular surface, is broken down into small-molecule substance, and is innoxious substances such as water and carbonic acid gas by permineralization further.Finally make it.The form of current photo catalysis reactor is based on fixed bed, and catalyzer is fixed on wall of reactor or some fixture, is static condition, and is limited with the contact area of liquid, causes the low of processing efficiency.
The efficient of photocatalytic degradation and the structure of reactor have bigger relation, and how improving mass-transfer efficiency, light efficiency is the key that improves processing efficiency.In recent years, the photo catalysis reactor that has occurred series of different both at home and abroad, as the cylinder-rotating photo catalysis reactor (CN200410071921.3) of a kind of COD that is used to degrade of inventions such as Yin Xiaohong, catalyzer is fixed in revolving on the barrel of rotation, revolves tube and is driven by mechanical gear.Learn military affairs entirely etc. and to have invented the rotary photo catalysis reactor of a kind of film (200610078752.5), be equipped with a ultraviolet lamp tube in a Glass tubing of vertically placing, water enters from the bottom, from the top water outlet.Xu Nanping has proposed a kind of fluidizing reactor (CN00219445.7), in a tower reactor, makes catalyzer be fluidization by aeration, improves contact area, and then improves reaction efficiency.External patent has the vertical column photo catalysis reactor (JP2006061842) of the Nakasaki Yoshiteru invention of Japan, and it is immobilization carrier that this reactor adopts the glass fibre of plated with photocatalysis agent, and current pass through glass fibre from top to down.Light source is installed in the glass fibre top, just in the tubular reactor outside.These reactors have used fixed support of the catalyst mostly, and the contact area of current and catalyzer is limited in the reactor, so mass transfer effect is general.The disposal efficiency neither be very desirable.
Summary of the invention
The purpose of this utility model is to provide that a kind of floor space is little, economical and convenient, safe and efficient, the level rotary flow immobilized catalyst suspending carrier photo catalysis reactor that can effectively remove internal secretion Interferon, rabbit and other pollution substance.
The level rotary flow immobilized catalyst suspending carrier photo catalysis reactor that the utility model proposes, this reactor is column structure, baffle plate 1 and light-catalyzed reaction district 2 form by giving vent to anger, light-catalyzed reaction district 3 is the accumbency column construction, be made up of ultraviolet lamp tube 3, suspending carrier 4, aeration tube 5, inlet mouth 9, water-in 6, water outlet 7 and urgent evacuated tube 10, its structure as depicted in figs. 1 and 2.Wherein, the central axis position in light-catalyzed reaction district 2 is provided with ultraviolet lamp tube 3, suspending carrier 4 is full of in the light-catalyzed reaction district 2, water-in 6 and water outlet 7 lay respectively at the two ends in light-catalyzed reaction district 2, urgent evacuated tube 10 and inlet pipe 9 lay respectively at 2 bottoms, light-catalyzed reaction district, aeration tube 5 is positioned at 2 bottoms, light-catalyzed reaction district, and links to each other with inlet mouth 9; The baffle plate 1 of giving vent to anger is positioned at the top in light-catalyzed reaction district 2.
In the utility model, baffle plate 1 width of giving vent to anger is 5mm～30mm, highly is 1cm-10cm.
In the utility model, aeration tube 5 is the 1-8 root.Make suspending carrier 4 under the promotion of aeration, in reactor, be the motion of level rotary flow formula.
In the utility model, the quantity of ultraviolet lamp tube 3 is the 1-5 root.
Working process of the present utility model is as follows: enter light-catalyzed reaction district 2 via water-in 7 after the pre-treatment of pending water (can be that sewage also can be tap water) through certain program, the immobilized catalyst that is positioned on the suspending carrier 4 in light-catalyzed reaction district 2 provides at aeration tube 5 under the condition of oxygen, is that the axle center is rotated with ultraviolet lamp tube 3.The luminous energy that ultraviolet lamp tube discharged shines on the suspending carrier 4 uniformly, a series of physical-chemical reactions take place on the surface of catalyzer, generation has light induced electron and photohole, with generation oxidation of target stains material or reduction, make chemical bond rupture, generate small-molecule substance, and further mineralising is H
2O and CO
2Water outlet is discharged via water outlet 6 at last.
Advantage of the present utility model is as follows:
(1) the utility model medium ultraviolet fluorescent tube places the reaction zone axial location, for the photochemical catalysis carrier of suspended state reasonable light efficiency is arranged, and can improve light-catalysed Pollutant Treatment efficient;
(2) light-catalyzed reaction district perimeter geometry is cylindrical, helps forming uniform and stable fluidised form;
(3) position of inlet mouth is in reactor lower part position slightly on the upper side, suspending carrier is in dynamic the flowing, and fluidised form is even, does not have the dead angle, and power consumption is low;
(4) water-in and water outlet are arranged in the two ends of right cylinder reaction zone, make that the flow direction of current is an axial flow.Simultaneously, the carry under one's arms flow direction of suspending carrier of the current that cause of aeration is a radial flow.The moving plane of two plumes is vertical mutually, has strengthened the effect of mixing and stirring.For the photodegradation reaction that mainly occurs in the photocatalyst surface near zone, the effectively efficient of enhancement process.
The utility model is in conjunction with the domestic and international research present situation, common process can't effectively be removed the problem of internal secretion Interferon, rabbit in the water treatment of consideration China, develop level rotary flow immobilized catalyst suspending carrier photo catalysis reactor, realized utilizing luminous energy to come the function of photochemical catalysis explanation internal secretion Interferon, rabbit.The reactor admixture is fine in the utility model, and mass transfer condition is superior.The support of the catalyst of suspended state has realized the efficient utilization of luminous energy.Therefore can think that this reactor combines the characteristics of mass transfer, light transmission and chemical kinetics, realize that floor space is little, treatment effect is good, and processing speed is fast, economic and practical target.Agree with mutually with the idea that realizes human social.Not only in the laboratory, and in actual engineering, also have broad application prospects.
Description of drawings
Fig. 1 is the front view of the utility model structure.
Fig. 2 is the left view of the utility model structure.
Number in the figure: 1 baffle plate of giving vent to anger, 2 light-catalyzed reaction districts, 3 ultraviolet lamp tubes, the suspending carrier of 4 immobilized catalysts, 5 aeration tubes, 6 water-ins, 7 water outlets, 8 communicating apertures, 9 inlet pipe, 10 emergency discharging pipes.
Embodiment
Further describe the utility model below in conjunction with accompanying drawing by embodiment.
Embodiment 1
Be rectangular parallelepiped on the reactor monolith, constitute by two portions.The bottom is that a right cylinder that is keeping flat constitutes aeration reaction zone 2, and aeration reaction zone 2 axis are placed a ultraviolet lamp tube 3, to provide light-catalyzed reaction needed luminous energy uniformly.Place the suspending carrier 4 of a certain amount of immobilized catalyst in its complementary space, the immobilized catalyst on the suspending carrier 4 is the prerequisite that light-catalyzed reaction takes place.The position of upper middle, aeration reaction zone 2 bottom is provided with 3 aeration tubes 5, and a width is arranged at right cylinder top is the baffle plate 1 of giving vent to anger of 1cm, and is used to give vent to anger, and is beneficial to inside reactor air-flow promotion suspending carrier and is flow state, prevents the short stream of gas.Under the aeration effect, suspending carrier is that the center of circle is rotated and reacts with the ultraviolet lamp tube.Current radially flow, and are perpendicular with the suspending carrier Plane of rotation.Therefore has mass-transfer performance preferably.Photochemical catalysis is a small-molecule substance with internal secretion interferons material decomposition, and further mineralising is finally with CO
2And H
2O emits.The whole reactor floor space is little, and principle is simple, is convenient to operational administrative, can reach the function of quick removal internal secretion Interferon, rabbit and other similar contaminant matter.
The reactor of above-mentioned gained is used for handling the experiment water distribution.Place one of the ultraviolet lamp tube of 12W in the reactor, predominant wavelength is 254nm.Aeration rate is 200～500L/h.Flooding velocity is 5～8L/h, and hydraulic detention time (HRT) is 2～3 hours.With dihydroxyphenyl propane (BPA) is example, and influent concentration is 10mg/L, carries out after the photocatalytic degradation through this reactor, and the BPA degradation rate reaches more than 99%.
Claims (4)
1. level rotary flow immobilized catalyst suspending carrier photo catalysis reactor, it is characterized in that this reactor is column structure, form by the baffle plate of giving vent to anger (1) and light-catalyzed reaction district (2), light-catalyzed reaction district (3) is the accumbency column construction, by ultraviolet lamp tube (3), suspending carrier (4), aeration tube (5), inlet mouth (9), water-in (6), water outlet (7) and urgent evacuated tube (10) are formed, wherein, the central axis position in light-catalyzed reaction district (2) is provided with ultraviolet lamp tube (3), suspending carrier (4) is full of in the light-catalyzed reaction district (2), water-in (6) and water outlet (7) lay respectively at the two ends of light-catalyzed reaction district (2), urgent evacuated tube (10) and inlet pipe (9) lay respectively at bottom, light-catalyzed reaction district (2), aeration tube (5) is positioned at bottom, light-catalyzed reaction district (2), and links to each other with inlet mouth (9); The baffle plate (1) of giving vent to anger is positioned at the top of light-catalyzed reaction district (2).
2. level rotary flow immobilized catalyst suspending carrier photo catalysis reactor according to claim 1, baffle plate (1) width that it is characterized in that giving vent to anger is 5mm-30mm, highly is 1cm-10cm.
3. level rotary flow immobilized catalyst suspending carrier photo catalysis reactor according to claim 1 is characterized in that aeration tube (5) is the 1-8 root.
4. level rotary flow immobilized catalyst suspending carrier photo catalysis reactor according to claim 1 is characterized in that ultraviolet lamp tube (3) is the 1-5 root.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200490961U CN201016094Y (en) | 2006-12-18 | 2006-12-18 | Horizontal rotational flow immobilized catalyzer suspending carrier photocatalysis reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200490961U CN201016094Y (en) | 2006-12-18 | 2006-12-18 | Horizontal rotational flow immobilized catalyzer suspending carrier photocatalysis reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201016094Y true CN201016094Y (en) | 2008-02-06 |
Family
ID=39056574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200490961U Expired - Fee Related CN201016094Y (en) | 2006-12-18 | 2006-12-18 | Horizontal rotational flow immobilized catalyzer suspending carrier photocatalysis reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201016094Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107098432A (en) * | 2017-05-11 | 2017-08-29 | 浙江奇彩环境科技股份有限公司 | A kind of super high power rotational flow pipe type photo catalysis reactor and photocatalytic system |
| CN107500398A (en) * | 2017-09-29 | 2017-12-22 | 六合天地（武汉）环境有限公司 | A kind of nanoparticle rotational flow aeration device |
-
2006
- 2006-12-18 CN CNU2006200490961U patent/CN201016094Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107098432A (en) * | 2017-05-11 | 2017-08-29 | 浙江奇彩环境科技股份有限公司 | A kind of super high power rotational flow pipe type photo catalysis reactor and photocatalytic system |
| CN107500398A (en) * | 2017-09-29 | 2017-12-22 | 六合天地（武汉）环境有限公司 | A kind of nanoparticle rotational flow aeration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080206 Termination date: 20111218 |