CN105668692A - Photocatalytic water treatment device capable of magnetically recovering catalyst and control method thereof - Google Patents
Photocatalytic water treatment device capable of magnetically recovering catalyst and control method thereof Download PDFInfo
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- CN105668692A CN105668692A CN201610189416.1A CN201610189416A CN105668692A CN 105668692 A CN105668692 A CN 105668692A CN 201610189416 A CN201610189416 A CN 201610189416A CN 105668692 A CN105668692 A CN 105668692A
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- Prior art keywords
- reaction chamber
- coil
- casing
- air compressor
- light source
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/10—Photocatalysts
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- Chemical & Material Sciences (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention discloses a photocatalytic water treatment device capable of magnetically recovering a catalyst and a control method thereof, belonging to the technical field of photocatalytic sewage treatment. The technical scheme is as follows: the inside of the box body is divided into a reaction cavity and a light source cavity by a transparent baffle; a light source is arranged inside the light source cavity; an upper cover opposite the reaction cavity is provided with a feed port; the lower part of the reaction cavity is respectively provided with a liquid inlet and a liquid outlet; the bottom of the reaction cavity is provided with an aeration device; the aeration device is connected with an air compressor sequentially through a gas flowmeter and a buffer bottle; the outer side of the box body is axially distributed with a plurality of solenoids around the box body; and a coil is respectively wound on each solenoid. The coil control switch is controlled to be on and off, thereby implementing quick separation and recovery on the magnetic photocatalyst. The device has the advantages of simple equipment structure, simple control principle and low design cost, and is simple to operate.
Description
Technical field
The invention belongs to photocatalysis sewage processing technology field, it is specifically related to photocatalytic water treatment device and the control method thereof of a kind of magnetic recovery catalyzer.
Background technology
World Modern chemical industry develop rapidly, discharge difficult degradation, persistence organic pollutant is day by day serious. These organic pollutants are present in water, soil and atmospheric environment widely, only small part can be degraded voluntarily in nature, wherein major part organism is difficult to degraded in general treatment process, even if degrading also, the cost of various degrees is big mostly, processing speed is slow, purify not thorough, it is easy to cause secondary pollution problems. Therefore, coordinate environment protection, Sustainable development and exploration more economically, new process technology effective, easy to utilize, become the common recognition of people.
A kind of important channel solving an above-mentioned difficult problem is photocatalysis oxidation technique. Light-catalyzed reaction is in fields such as chemical industry, the energy and ambient air purification, fine ceramics, clean water treatment, sterilization and disinfection, deodorizing purification, energy battery and gas sensor elements, and has extensive and potential application prospect.
In water body process problem, one of them difficult problem is to process the organic pollutant of harm difficult degradation big, natural, and owing to this pollutant comes harm in environment, greatly, the time length is long, addresses this problem so scientific research scholar seeks new material always. Photocatalysis oxidation method is as the one of advanced techniques, and principle is to utilize photogenerated strong oxidizer to be corresponding small molecules by organic pollutant exhaustive oxidation. Photocatalyst advantage is fairly obvious. Stable performance, nontoxicity is active high; But owing to its particle diameter is excessively little, not easily reclaim, in use easily reunite, cause active reduction, reclaim and unfavorable even also can cause secondary pollution.
In recent years, being effectively separated this problem fast for how realizing magnetic catalyst, numerous investigator has carried out a large amount of research experiments, has invented the photochemical catalysis technological process control of much process waste water, but also there is a lot of defect. In now widely used photo catalysis reactor, lack the special purpose reactor being directed to magnetic catalyst, it usually needs additional magnet realizes the Separation and Recovery of catalyzer, and separation efficiency is not ideal enough, makes troubles to operation.
Along with the development of photocatalysis technology, and the continuous invention of technological process control and improvement, study one and can realize the separable photo catalysis reactor of magnetic and control method has important practical significance.
Traditional photo catalysis reactor, although improve the efficiency of light-catalyzed reaction to a certain extent, reach photocatalysis oxidation technique object comparatively efficiently, but, its efficiency, energy-conservation, operation, reaction conditions, pollution situation etc. or the demand with the large-scale production application of reality exists a certain distance. Especially be separated with the effective for the treatment of solution how realizing catalyzer, still also exist catalyzer cannot or the more difficult problem isolated, the improvement in urgent need technology.
Summary of the invention
The technical problem that the present invention solves there is provided a kind of photocatalytic water treatment device and the control method thereof of magnetic recovery catalyzer, with the form of additional electromagnetic field, magnetic is introduced photo catalysis reactor, so realize magnetic catalyst catalytic effect give full play to and with treatment solution being separated more rapidly and efficiently.
The present invention adopts following technical scheme for solving the problems of the technologies described above, the photocatalytic water treatment device of a kind of magnetic recovery catalyzer, comprise casing and upper cover, it is characterized in that: the inside of casing is separated into reaction chamber and light-source chamber by transparent baffle, the inside of light-source chamber is provided with light source, this light source is electrically connected by light control switch and power supply, cover on relative with reaction chamber and it is provided with charging opening, the bottom of reaction chamber is respectively equipped with fluid inlet and liquid outlet, fluid inlet and liquid outlet are connected to liquid-inlet pipe and drain pipe, the bottom of reaction chamber is provided with aerating apparatus, this aerating apparatus is connected with air compressor machine by gas meter and surge flask successively, air compressor machine is electrically connected by air compressor machine trip switch and power supply, the outside of casing is distributed with multiple solenoid coil being surrounded on casing vertically, this solenoid coil is wound with coil respectively, it is electrically connected by coil trip switch and power supply after coils from parallel connection of coils, the outside of casing scribbles polyethylene coating.
The control method of the photocatalytic water treatment device of magnetic recovery catalyzer of the present invention, it is characterized in that concrete steps are: magnetic photocatalyst is added the reaction chamber of casing by (1) from charging opening, sewage injects reaction chamber by the fluid inlet below reaction chamber, open air compressor machine by air compressor machine trip switch simultaneously and start aeration, gas is discharged by charging opening, then open light source by light control switch, start sewage is carried out photocatalytic degradation; (2) after light-catalyzed reaction terminates, by coil trip switch conducting coil, coil produces magnetic field and is adsorbed onto by magnetic photocatalyst on reaction chamber inwall, is then discharged from the liquid outlet of reaction chamber bottom by the sewage after process, completes a working cycle.
The present invention compared with prior art has following useful effect: sharp separation and the recovery 1, being realized magnetic photocatalyst by the folding of control coil trip switch; 2, equipment structure and control principle are simple, easy and simple to handle and design cost is cheap; 3, while keeping processing efficiency, reduce the loss of catalyzer, simplify experimentation, promoted the industrial applications of photocatalysis technology.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
In figure: 1, light source, 2, transparent baffle, 3, charging opening, 4, casing, 5, fluid inlet, 6, liquid outlet, 7, aerating apparatus, 8, gas meter, 9, surge flask, 10, air compressor machine, 11, coil, 12, polyethylene coating, 13, upper cover.
Embodiment
The particular content of the present invention is described by reference to the accompanying drawings in detail. the photocatalytic water treatment device of a kind of magnetic recovery catalyzer, comprise casing 4 and upper cover 13, the inside of casing 4 is separated into reaction chamber and light-source chamber by transparent baffle 2, the inside of light-source chamber is provided with light source 1, this light source 1 is electrically connected by light control switch and power supply, the upper cover 13 relative with reaction chamber is provided with charging opening 3, the bottom of reaction chamber is respectively equipped with fluid inlet 5 and liquid outlet 6, fluid inlet 5 and liquid outlet 6 are connected to liquid-inlet pipe and drain pipe, the bottom of reaction chamber is provided with aerating apparatus 7, this aerating apparatus 7 is connected with air compressor machine 10 by gas meter 8 and surge flask 9 successively, air compressor machine 10 is electrically connected by air compressor machine trip switch and power supply, the outside of casing 4 is distributed with multiple solenoid coil being surrounded on casing vertically, this solenoid coil is wound with coil 11 respectively, it is electrically connected by coil trip switch and power supply after coil 11 is in parallel, the outside of casing 4 scribbles polyethylene coating 12.
The control process of the present invention is: magnetic photocatalyst is added the reaction chamber of casing by (1) from charging opening, sewage injects reaction chamber by the fluid inlet below reaction chamber, open air compressor machine by air compressor machine trip switch simultaneously and start aeration, gas is discharged by charging opening, then open light source by light control switch, start sewage is carried out photocatalytic degradation; (2) after light-catalyzed reaction terminates, by coil trip switch conducting coil, coil produces magnetic field and is adsorbed onto by magnetic photocatalyst on reaction chamber inwall, is then discharged from the liquid outlet of reaction chamber bottom by the sewage after process, completes a working cycle.
Embodiment above describes the ultimate principle of the present invention, main feature and advantage; the technician of the industry should understand; the present invention is not restricted to the described embodiments; the principle that the present invention is just described described in above-described embodiment and specification sheets; under the scope not departing from the principle of the invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the scope of protection of the invention.
Claims (2)
1. the photocatalytic water treatment device of a magnetic recovery catalyzer, comprise casing and upper cover, it is characterized in that: the inside of casing is separated into reaction chamber and light-source chamber by transparent baffle, the inside of light-source chamber is provided with light source, this light source is electrically connected by light control switch and power supply, cover on relative with reaction chamber and it is provided with charging opening, the bottom of reaction chamber is respectively equipped with fluid inlet and liquid outlet, fluid inlet and liquid outlet are connected to liquid-inlet pipe and drain pipe, the bottom of reaction chamber is provided with aerating apparatus, this aerating apparatus is connected with air compressor machine by gas meter and surge flask successively, air compressor machine is electrically connected by air compressor machine trip switch and power supply, the outside of casing is distributed with multiple solenoid coil being surrounded on casing vertically, this solenoid coil is wound with coil respectively, it is electrically connected by coil trip switch and power supply after coils from parallel connection of coils, the outside of casing scribbles polyethylene coating.
2. the control method of the photocatalytic water treatment device of a magnetic recovery catalyzer according to claim 1, it is characterized in that concrete steps are: magnetic photocatalyst is added the reaction chamber of casing by (1) from charging opening, sewage injects reaction chamber by the fluid inlet below reaction chamber, open air compressor machine by air compressor machine trip switch simultaneously and start aeration, gas is discharged by charging opening, then open light source by light control switch, start sewage is carried out photocatalytic degradation; (2) after light-catalyzed reaction terminates, by coil trip switch conducting coil, coil produces magnetic field and is adsorbed onto by magnetic photocatalyst on reaction chamber inwall, is then discharged from the liquid outlet of reaction chamber bottom by the sewage after process, completes a working cycle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610189416.1A CN105668692A (en) | 2016-03-30 | 2016-03-30 | Photocatalytic water treatment device capable of magnetically recovering catalyst and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610189416.1A CN105668692A (en) | 2016-03-30 | 2016-03-30 | Photocatalytic water treatment device capable of magnetically recovering catalyst and control method thereof |
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| CN105668692A true CN105668692A (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610189416.1A Pending CN105668692A (en) | 2016-03-30 | 2016-03-30 | Photocatalytic water treatment device capable of magnetically recovering catalyst and control method thereof |
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| CN (1) | CN105668692A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107892354A (en) * | 2017-09-30 | 2018-04-10 | 天津大学 | A kind of device and method of photocatalytic degradation of dye waste water |
| CN113351132A (en) * | 2021-05-13 | 2021-09-07 | 西北矿冶研究院 | Device for correspondingly degrading ziram through photo-magnetic cooperation and use method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1426971A (en) * | 2001-12-17 | 2003-07-02 | 中国科学院广州能源研究所 | Method of separation and recovery of magnetic photocatalyst in waste water treatment and its installation |
| WO2003086618A1 (en) * | 2002-04-13 | 2003-10-23 | Werner Liedy | Reactor and method for treating fluids by using photocatalysts coupled with phosphorescent solids |
| CN101385994A (en) * | 2008-10-17 | 2009-03-18 | 中国海洋石油总公司 | Method for recovering magnetic particle in fluid and special recovery device |
| CN103408100A (en) * | 2013-08-21 | 2013-11-27 | 江苏大学 | Magnetically assisted photocatalysis sewage treatment device |
| CN203529999U (en) * | 2013-10-24 | 2014-04-09 | 江苏大学 | Photomagnetic reactor integration device |
-
2016
- 2016-03-30 CN CN201610189416.1A patent/CN105668692A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1426971A (en) * | 2001-12-17 | 2003-07-02 | 中国科学院广州能源研究所 | Method of separation and recovery of magnetic photocatalyst in waste water treatment and its installation |
| WO2003086618A1 (en) * | 2002-04-13 | 2003-10-23 | Werner Liedy | Reactor and method for treating fluids by using photocatalysts coupled with phosphorescent solids |
| CN101385994A (en) * | 2008-10-17 | 2009-03-18 | 中国海洋石油总公司 | Method for recovering magnetic particle in fluid and special recovery device |
| CN103408100A (en) * | 2013-08-21 | 2013-11-27 | 江苏大学 | Magnetically assisted photocatalysis sewage treatment device |
| CN203529999U (en) * | 2013-10-24 | 2014-04-09 | 江苏大学 | Photomagnetic reactor integration device |
Non-Patent Citations (2)
| Title |
|---|
| 舒娟娟: "磁性负载易分离型TiO2光催化剂的制备及反应器研制", 《中国优秀硕士学位论文全文数据库工程科技Ⅰ辑》 * |
| 解清杰: "光磁耦合污水处理装置的设计及运行效果分析", 《环境工程学报》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107892354A (en) * | 2017-09-30 | 2018-04-10 | 天津大学 | A kind of device and method of photocatalytic degradation of dye waste water |
| CN113351132A (en) * | 2021-05-13 | 2021-09-07 | 西北矿冶研究院 | Device for correspondingly degrading ziram through photo-magnetic cooperation and use method |
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Application publication date: 20160615 |
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