CN115259276A - Centrifugal type photocatalytic wastewater degradation device and use method thereof - Google Patents
Centrifugal type photocatalytic wastewater degradation device and use method thereof Download PDFInfo
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- CN115259276A CN115259276A CN202210936623.4A CN202210936623A CN115259276A CN 115259276 A CN115259276 A CN 115259276A CN 202210936623 A CN202210936623 A CN 202210936623A CN 115259276 A CN115259276 A CN 115259276A
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- 239000002351 wastewater Substances 0.000 title claims abstract description 235
- 230000015556 catabolic process Effects 0.000 title claims abstract description 211
- 238000006731 degradation reaction Methods 0.000 title claims abstract description 211
- 230000001699 photocatalysis Effects 0.000 title claims description 34
- 238000000034 method Methods 0.000 title claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 184
- 230000007246 mechanism Effects 0.000 claims abstract description 145
- 239000003054 catalyst Substances 0.000 claims abstract description 141
- 238000001514 detection method Methods 0.000 claims abstract description 70
- 238000006243 chemical reaction Methods 0.000 claims abstract description 55
- 238000003860 storage Methods 0.000 claims abstract description 49
- 238000013033 photocatalytic degradation reaction Methods 0.000 claims abstract description 6
- 239000007921 spray Substances 0.000 claims description 16
- 230000000593 degrading effect Effects 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 9
- 238000007146 photocatalysis Methods 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 5
- 238000012806 monitoring device Methods 0.000 claims description 4
- 230000008439 repair process Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 9
- 230000001174 ascending effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 239000002957 persistent organic pollutant Substances 0.000 description 6
- 239000010842 industrial wastewater Substances 0.000 description 5
- 239000012528 membrane Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 238000004065 wastewater treatment Methods 0.000 description 3
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003456 ion exchange resin Substances 0.000 description 2
- 229920003303 ion-exchange polymer Polymers 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000011941 photocatalyst Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001555 benzenes Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- -1 halohydrocarbon compounds Chemical class 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
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- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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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
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
- C02F1/325—Irradiation devices or lamp constructions
-
- 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
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/32—Details relating to UV-irradiation devices
- C02F2201/322—Lamp arrangement
- C02F2201/3228—Units having reflectors, e.g. coatings, baffles, plates, mirrors
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/42—Liquid level
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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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
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/10—Photocatalysts
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Abstract
The utility model provides a centrifugal photocatalytic degradation effluent plant, including the waste water tank, two degradation mechanisms and two detection mechanism, degradation mechanism includes the base, the reaction box, centrifuge and connecting pipe, be provided with the placer in the reaction box, the ultraviolet lamp is equipped with in the placer interpolation, placer bottom both sides are provided with the shower nozzle, control valve and waste water tank intercommunication are passed through to connecting pipe one end, the connecting pipe other end and shower nozzle intercommunication, be provided with first catalyst on the reaction box inside wall, be provided with the water storage box under the reaction box, the centrifuge top is connected with first mounting panel, be provided with the second catalyst on the first mounting panel, first mounting panel both sides are connected with the ascending second mounting panel of slope, be provided with the third catalyst on the second mounting panel, the bottom and the motor of centrifuge are connected, detection mechanism respectively with the water storage box, the control valve intercommunication, communicate between two detection mechanism. The design has the advantages of high degradation efficiency, good degradation effect, short degradation period and high reliability.
Description
Technical Field
The invention relates to the technical field of wastewater treatment equipment, in particular to a centrifugal photocatalytic wastewater degradation device and a use method thereof, which are mainly suitable for improving the wastewater degradation efficiency.
Background
The water body pollution treatment is a key problem focused in the world at present, in the modern industrial production, a large amount of industrial wastewater containing toxic organic pollutants is generated, wherein the detected organic pollutants are more than 2000, including organic pollutants such as phenolic compounds, benzene compounds, halohydrocarbon compounds and the like, and the industrial wastewater containing the organic pollutants can be directly discharged into a water body without being treated, so that the water body pollution and the microorganism growth are caused, the substance composition in the water body is changed, the industrial wastewater can be seriously remained in the water body for a long time and finally enters a human body through the food chain enrichment effect, and the human body health is damaged.
The existing treatment method for organic pollutants in industrial wastewater comprises the following steps: activated carbon adsorption, oxidation treatment, membrane treatment, ion exchange resin and photocatalysis; these methods all have good effect on industrial wastewater treatment, but each has its limitations: the removal rate of the activated carbon adsorption method is low, and more activated carbon is consumed; the universality of oxidation treatment is poor; the membrane of the membrane treatment method is easy to block, the membrane material needs to be replaced regularly, and the maintenance cost is high; the ion exchange resin mode is only suitable for the water purification treatment process with low organic pollutant concentration.
The photocatalytic technology is used as a novel modern organic pollution treatment mode, has the remarkable advantages of low energy consumption, mild reaction conditions, no secondary pollution and high removal rate, and becomes an organic wastewater treatment means which is widely researched and applied in recent years, but the photocatalytic degradation devices in the market at present adopt the most traditional mode of soaking a photocatalyst in wastewater, and have the problem of low degradation efficiency caused by insufficient contact between the wastewater and the photocatalyst.
Disclosure of Invention
The invention aims to overcome the defects and problems of low degradation efficiency in the prior art, and provides a centrifugal photocatalytic wastewater degradation device with high degradation efficiency and a use method thereof.
In order to achieve the above purpose, the technical solution of the invention is as follows: the utility model provides a centrifugal photocatalytic degradation waste water device, includes waste water tank and first degradation mechanism, first degradation mechanism includes base, reaction box, centrifuge and connecting pipe, the reaction box is connected with the top of base through the mounting bracket, is provided with the placer in the reaction box, the top of placer is connected with the interior top surface of reaction box, and the interpolation of placer is equipped with the ultraviolet lamp, and the both sides of placer bottom all are provided with the shower nozzle, the one end of connecting pipe is passed through control valve and waste water tank intercommunication, and the other end of connecting pipe passes behind the reaction box and communicates with the shower nozzle, the position that lies in placer both sides on the internal side wall of reaction box all is provided with first catalyst, be provided with the water storage box under the reaction box, the top of water storage box and the bottom intercommunication of reaction box, the bottom of water storage box is installed on the top of base, is provided with the outlet on the water storage box, the centrifuge is located the water storage box, and the top of centrifuge is connected with first mounting panel, is provided with the second catalyst on the first mounting panel, and the second catalyst is located under the shower nozzle, and the both sides of first mounting panel all are connected with the second mounting panel, and the slope, and the motor is provided with the directional motor on the second mounting panel.
And reflectors are arranged on the inner top surface of the reaction box body and positioned on two sides of the placing device.
The first catalyst is located in the first mounting frame, a first mounting groove is formed in the outer side face of the first mounting frame, a first fastener is arranged in the first mounting groove, the first fastener penetrates through the first catalyst and then is connected with the inner side wall of the reaction box body, and a first cover plate is arranged on the first mounting groove.
The second catalyst is positioned in the second mounting frame, a second mounting groove is formed in the outer side surface of the second mounting frame, a second fastener is arranged in the second mounting groove, the second fastener penetrates through the second catalyst and then is connected with the first mounting plate, and a second cover plate is arranged on the second mounting groove; the third catalyst is located the third installing frame, and the third mounting groove has been seted up to the lateral surface of third installing frame, is provided with the third fastener in the third installing groove, and the third fastener passes behind the third catalyst to be connected with the second mounting panel, is provided with the third apron on the third installing groove.
And a water level monitoring device is arranged on the inner side wall of the water storage tank.
The mounting bracket includes connecting axle, connector and pillar, all be connected with the connecting axle on the lateral wall about the reaction box, the connecting axle is connected with the connector, and the connector is connected with the top of pillar, and the bottom of pillar is connected with the top of base.
Centrifugal photocatalysis degradation effluent plant still includes first detection mechanism, first detection mechanism includes first drainage tank, detector and second drainage tank, the water inlet of first drainage tank and the outlet intercommunication of water storage tank, the delivery port of first drainage tank passes through the water inlet intercommunication of detector and second drainage tank, and the first delivery port of second drainage tank passes through conveyer pipe and control valve intercommunication, is provided with the water pump on the conveyer pipe.
The centrifugal photocatalytic wastewater degradation device further comprises a second degradation mechanism and a second detection mechanism, the structure of the second degradation mechanism is the same as that of the first degradation mechanism, a connecting pipe of the second degradation mechanism is communicated with the wastewater tank through a control valve, the structure of the second detection mechanism is the same as that of the first detection mechanism, and a second water outlet of a second water discharge tank of the second detection mechanism is communicated with a second water outlet of a second water discharge tank of the first detection mechanism.
A use method of a centrifugal photocatalytic wastewater degradation device comprises the following steps:
the control valve is opened firstly, the ultraviolet lamp and the motor are started, the motor drives the centrifuge to rotate, the centrifuge drives the second catalyst and the third catalyst to rotate, then wastewater in the wastewater tank is conveyed into the connecting pipe, the wastewater is sprayed onto the second catalyst through the spray head, under the action of the centrifuge, the wastewater is scattered onto the third catalyst and the first catalyst in sequence, then the wastewater slides into the water storage tank along the surface of the first catalyst, after the wastewater in the water storage tank reaches a set amount, the water outlet is opened, and then the degraded wastewater is discharged from the water storage tank through the water outlet.
A use method of a centrifugal photocatalytic wastewater degradation device comprises the following steps:
s1, degrading and detecting the wastewater by adopting a first degradation mechanism and a first detection mechanism;
s11, firstly opening a control valve, starting an ultraviolet lamp and a motor, driving a centrifuge to rotate by the motor, driving a second catalyst and a third catalyst to rotate by the centrifuge, then conveying wastewater in a wastewater tank into a connecting pipe, spraying the wastewater onto the second catalyst through a spray head, dispersing the wastewater onto the third catalyst and the first catalyst in sequence under the action of the centrifuge, then sliding the wastewater into a water storage tank along the surface of the first catalyst, opening a water outlet after the wastewater in the water storage tank reaches a set amount, then discharging primary degraded wastewater from the water storage tank to a first water discharge tank through the water outlet, and closing the water outlet after the primary degraded wastewater in the first water discharge tank reaches the set amount;
s12, first, primary degradation wastewater in the first drainage tank is extracted through a detector for detection, and if the concentration of the primary degradation wastewater meets a set value, the primary degradation wastewater in the first drainage tank is discharged through the detector and the second drainage tank; if the concentration of the primary degradation wastewater does not accord with the set value, the primary degradation wastewater in the first drainage tank is conveyed to a second drainage tank through a detector, the primary degradation wastewater in the second drainage tank is conveyed into a connecting pipe through a water pump and a control valve, then the primary degradation wastewater is subjected to secondary degradation through a first degradation mechanism, the secondary degradation wastewater is discharged to the first drainage tank, the secondary degradation wastewater is detected through a first detection mechanism, and if the concentration of the secondary degradation wastewater accords with the set value, the secondary degradation wastewater is discharged and the wastewater in the wastewater tank is continuously degraded through the first degradation mechanism; if the concentration of the secondary degradation wastewater does not meet the set value, the first degradation mechanism is determined to be invalid, and then the secondary degradation wastewater is conveyed to a second drainage tank of a second detection mechanism;
s2, degrading and detecting the wastewater by adopting a second degradation mechanism and a second detection mechanism;
s21, conveying the secondary degradation wastewater in the second drainage tank to a connecting pipe through a water pump and a control valve;
s22, carrying out tertiary degradation on the secondary degradation wastewater through a second degradation mechanism, detecting the tertiary degradation wastewater through a second detection mechanism, and discharging the tertiary degradation wastewater after the concentration of the tertiary degradation wastewater meets a set value;
s23, degrading and detecting the wastewater in the wastewater tank through a second degradation mechanism and a second detection mechanism;
and S3, replacing the first catalyst, the second catalyst and the third catalyst in the first degradation mechanism to repair the first degradation mechanism.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention relates to a centrifugal photocatalytic wastewater degradation device and a use method thereof. Therefore, the present invention improves the degradation efficiency of wastewater.
2. In the centrifugal photocatalytic wastewater degradation device and the use method thereof, reflectors are arranged on the inner top surface of the reaction box body and positioned on the two sides of the placing device, and the reflectors are additionally arranged to improve the utilization efficiency of a light source of an ultraviolet lamp, so that the degradation effect of a catalyst on wastewater is improved; the water level monitoring equipment is arranged on the inner side wall of the water storage tank, and the amount of waste water sprayed in the water storage tank is displayed through the water level monitoring equipment, so that the use is convenient; the mounting bracket includes connecting axle, connector and pillar, all is connected with the connecting axle on the lateral wall about the reaction box, and the connecting axle is connected with the connector, and the connector is connected with the top of pillar, and the bottom of pillar is connected with the top of base, and the mounting bracket of above-mentioned structure not only makes the installation of reaction box and base simple and convenient with dismantling, makes the stability of whole device good moreover. Therefore, the invention has the advantages of good degradation effect, convenient use, simple and convenient installation and disassembly and good stability.
3. In the centrifugal photocatalytic wastewater degradation device and the using method thereof, the catalyst is positioned in the mounting frame, the outer side surface of the mounting frame is provided with the mounting groove, the fastener is arranged in the mounting groove, the fastener penetrates through the catalyst and then is connected with the reaction box body or the mounting plate, and the mounting groove is provided with the cover plate, so that the catalyst is simple and convenient to mount and dismount. Therefore, the invention is simple and convenient to mount and dismount.
4. The invention relates to a centrifugal photocatalytic wastewater degradation device and a using method thereof.A first detection mechanism comprises a first drainage tank, a detector and a second drainage tank, wherein a water inlet of the first drainage tank is communicated with a water outlet of a water storage tank; the detection mechanism is additionally arranged, so that the degradation effect of the wastewater can be improved, and the detection mechanism can be used for detecting whether the degradation mechanism fails or not, and the reliability of the degradation mechanism is improved. Therefore, the invention has good degradation effect and high reliability.
5. In the centrifugal photocatalytic wastewater degradation device and the use method thereof, the centrifugal photocatalytic wastewater degradation device further comprises a second degradation mechanism and a second detection mechanism, the structure of the second degradation mechanism is the same as that of the first degradation mechanism, a connecting pipe of the second degradation mechanism is communicated with a wastewater tank through a control valve, the structure of the second detection mechanism is the same as that of the first detection mechanism, and a second water outlet of a second water discharge tank of the second detection mechanism is communicated with a second water outlet of the second water discharge tank of the first detection mechanism; set up second degradation mechanism and second detection mechanism, not only can realize the cyclic degradation, improve the degradation effect of waste water, in addition after first degradation mechanism became invalid, second degradation mechanism can replace first degradation mechanism and carry out waste water degradation to the maintenance and the catalyst of first degradation mechanism are changed, realize uninterrupted degradation, thereby has shortened the degradation cycle. Therefore, the invention has good degradation effect and short degradation period.
Drawings
FIG. 1 is a schematic structural diagram of a centrifugal photocatalytic wastewater degradation device.
Fig. 2 is a schematic structural diagram of a first degradation mechanism and a first detector in the present invention.
Fig. 3 is a schematic view of the mounting structure of the first catalyst in the present invention.
Fig. 4 is a schematic view of the mounting structure of the second catalyst and the third catalyst in the present invention.
In the figure: the device comprises a wastewater tank 1, a first degradation mechanism 2, a base 21, a reaction tank body 22, a centrifuge 23, a connecting pipe 24, a mounting frame 25, a connecting shaft 251, a connector 252, a support 253, a placing device 26, an ultraviolet lamp 27, a spray head 28, a control valve 29, a first catalyst 210, a water storage tank 211, a first mounting plate 212, a second catalyst 213, a second mounting plate 214, a third catalyst 215, a motor 216, a reflector 217, a water outlet 218, a first mounting frame 3, a first mounting groove 31, a first fastener 32, a first cover plate 33, a second mounting frame 4, a second mounting groove 41, a second fastener 42, a second cover plate 43, a third mounting frame 5, a third mounting groove 51, a third fastener 52, a third cover plate 53, a first water discharge tank 6, a detector 7, a second water discharge tank 8, a water pump 9 and a second degradation mechanism 10.
Detailed Description
The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.
Referring to fig. 1 to 4, a centrifugal photocatalytic wastewater degradation device includes a wastewater tank 1 and a first degradation mechanism 2, the first degradation mechanism 2 includes a base 21, a reaction tank 22, a centrifuge 23, and a connection pipe 24, the reaction tank 22 is connected to the top of the base 21 through a mounting bracket 25, a placement device 26 is disposed in the reaction tank 22, the top of the placement device 26 is connected to the inner top surface of the reaction tank 22, an ultraviolet lamp 27 is inserted into the placement device 26, spray heads 28 are disposed on both sides of the bottom of the placement device 26, one end of the connection pipe 24 is communicated with the wastewater tank 1 through a control valve 29, the other end of the connection pipe 24 passes through the reaction tank 22 and is communicated with the spray heads 28, a first catalyst 210 is disposed on the inner side wall of the reaction tank 22 on the portions on both sides of the placement device 26, a water tank 211 is disposed right below the reaction tank 22, the top of the water tank 211 is communicated with the bottom of the reaction tank 22, the bottom of the water tank 211 is mounted on the top of the base 21, a water discharge port 218 is disposed on the water tank 211, the centrifuge 23 is disposed in the water tank 211, a first catalyst mounting plate 212 is connected to a second catalyst mounting plate 212 on the top of the first catalyst mounting plate 212, a second catalyst mounting plate 212 is disposed on the bottom of the second catalyst mounting plate 214, a second catalyst mounting plate 214, and a second catalyst mounting plate 214 is disposed right below the second catalyst mounting plate 214, and a second catalyst mounting plate 214 is connected to the second catalyst mounting plate 214, and a second motor 214 is disposed on the second catalyst mounting plate 214, and a second motor 213 is disposed on the bottom of the second catalyst mounting plate 214.
The inner top surface of the reaction chamber body 22 is provided with reflectors 217 at both sides of the placing device 26.
The first catalyst 210 is located in the first installation frame 3, a first installation groove 31 is formed in the outer side surface of the first installation frame 3, a first fastening piece 32 is arranged in the first installation groove 31, the first fastening piece 32 penetrates through the first catalyst 210 and then is connected with the inner side wall of the reaction box 22, and a first cover plate 33 is arranged on the first installation groove 31.
The second catalyst 213 is located in the second mounting frame 4, a second mounting groove 41 is formed in the outer side surface of the second mounting frame 4, a second fastening piece 42 is arranged in the second mounting groove 41, the second fastening piece 42 penetrates through the second catalyst 213 and then is connected with the first mounting plate 212, and a second cover plate 43 is arranged on the second mounting groove 41; the third catalyst 215 is located in the third mounting frame 5, a third mounting groove 51 is formed in the outer side surface of the third mounting frame 5, a third fastening piece 52 is arranged in the third mounting groove 51, the third fastening piece 52 penetrates through the third catalyst 215 and then is connected with the second mounting plate 214, and a third cover plate 53 is arranged on the third mounting groove 51.
And a water level monitoring device is arranged on the inner side wall of the water storage tank 211.
The mounting frame 25 comprises a connecting shaft 251, a connector 252 and a support column 253, the connecting shaft 251 is connected to the left outer side wall and the right outer side wall of the reaction box 22, the connecting shaft 251 is connected with the connector 252, the connector 252 is connected with the top of the support column 253, and the bottom of the support column 253 is connected with the top of the base 21.
Centrifugal photocatalysis degradation effluent plant still includes first detection mechanism, first detection mechanism includes first row of water tank 6, detector 7 and second drain tank 8, the water inlet of first row of water tank 6 and the outlet 218 intercommunication of water storage box 211, the delivery port of first row of water tank 6 passes through the water inlet intercommunication of detector 7 with second drain tank 8, and the first delivery port of second drain tank 8 passes through conveyer pipe and control valve 29 intercommunication, is provided with water pump 9 on the conveyer pipe.
The centrifugal photocatalytic wastewater degradation device further comprises a second degradation mechanism 10 and a second detection mechanism, the structure of the second degradation mechanism 10 is the same as that of the first degradation mechanism 2, a connecting pipe 24 of the second degradation mechanism 10 is communicated with the wastewater tank 1 through a control valve 29, the structure of the second detection mechanism is the same as that of the first detection mechanism, and a second water outlet of a second water discharge tank 8 of the second detection mechanism is communicated with a second water outlet of the second water discharge tank 8 of the first detection mechanism.
A use method of a centrifugal photocatalytic wastewater degradation device comprises the following steps:
the control valve 29 is opened, the ultraviolet lamp 27 and the motor 216 are started, the motor 216 drives the centrifuge 23 to rotate, the centrifuge 23 drives the second catalyst 213 and the third catalyst 215 to rotate, then the wastewater in the wastewater tank 1 is conveyed into the connecting pipe 24, the wastewater is sprayed onto the second catalyst 213 through the spray head 28, under the action of the centrifuge 23, the wastewater is dispersed onto the third catalyst 215 and the first catalyst 210 in sequence, then the wastewater slides into the water storage tank 211 along the surface of the first catalyst 210, after the wastewater in the water storage tank 211 reaches a set amount, the water discharge port 218 is opened, and then the degraded wastewater is discharged from the water storage tank 211 through the water discharge port 218.
A use method of a centrifugal photocatalytic wastewater degradation device comprises the following steps:
s1, degrading and detecting the wastewater by adopting a first degradation mechanism 2 and a first detection mechanism;
s11, opening the control valve 29, starting the ultraviolet lamp 27 and the motor 216, driving the centrifuge 23 to rotate by the motor 216, driving the second catalyst 213 and the third catalyst 215 to rotate by the centrifuge 23, then conveying the wastewater in the wastewater tank 1 into the connecting pipe 24, spraying the wastewater onto the second catalyst 213 through the spray head 28, dispersing the wastewater onto the third catalyst 215 and the first catalyst 210 in sequence under the action of the centrifuge 23, then sliding the wastewater into the water storage tank 211 along the surface of the first catalyst 210, opening the water outlet 218 after the wastewater in the water storage tank 211 reaches a set amount, then discharging the primarily degraded wastewater from the water storage tank 211 to the first water discharge tank 6 through the water outlet 218, and closing the water outlet 218 after the primarily degraded wastewater in the first water discharge tank 6 reaches the set amount;
s12, firstly, extracting the primary degradation wastewater in the first water discharge tank 6 through the detector 7 for detection, and if the concentration of the primary degradation wastewater meets a set value, discharging the primary degradation wastewater in the first water discharge tank 6 through the detector 7 and the second water discharge tank 8; if the concentration of the primary degradation wastewater does not accord with the set value, the primary degradation wastewater in the first water discharge tank 6 is conveyed to the second water discharge tank 8 through the detector 7, the primary degradation wastewater in the second water discharge tank 8 is conveyed into the connecting pipe 24 through the water pump 9 and the control valve 29, then the primary degradation wastewater is secondarily degraded through the first degradation mechanism 2, the secondary degradation wastewater is discharged to the first water discharge tank 6, the secondary degradation wastewater is detected through the first detection mechanism, and if the concentration of the secondary degradation wastewater accords with the set value, the secondary degradation wastewater is discharged and the wastewater in the wastewater tank 1 is degraded continuously through the first degradation mechanism 2; if the concentration of the secondary degradation wastewater does not meet the set value, the first degradation mechanism 2 is determined to be invalid, and then the secondary degradation wastewater is conveyed to a second drainage tank 8 of a second detection mechanism;
s2, degrading and detecting the wastewater by adopting a second degradation mechanism 10 and a second detection mechanism;
s21, conveying the secondary degradation wastewater in the second drainage tank 8 into the connecting pipe 24 through the water pump 9 and the control valve 29;
s22, carrying out tertiary degradation on the secondary degradation wastewater through the second degradation mechanism 10, detecting the tertiary degradation wastewater through the second detection mechanism, and discharging the tertiary degradation wastewater after the concentration of the tertiary degradation wastewater meets a set value;
s23, degrading and detecting the wastewater in the wastewater tank 1 through the second degradation mechanism 10 and the second detection mechanism;
and S3, replacing the first catalyst 210, the second catalyst 213 and the third catalyst 215 in the first degradation mechanism 2 to repair the first degradation mechanism 2.
The principle of the invention is illustrated as follows:
when the device is used, an electric pump of the waste water tank is started, waste water in the waste water tank is conveyed to the control valve through the electric pump, the motor drives the centrifuge to rotate, the centrifuge drives the second catalyst and the third catalyst to rotate, the waste water is directly sprayed onto the second catalyst through the spray head, the waste water can be dispersed onto the third catalyst and the first catalyst under the action of the centrifuge, the waste water moves from the center to the periphery in the process, a thin water film is formed on the surface of the catalyst, the waste water can be fully contacted with the catalyst, and then the waste water slides into the water storage tank along the surface of the first catalyst, so that the waste water is thrown onto the catalyst through a centrifugal method, the full contact of the waste water and the surface of the catalyst is realized, the degradation efficiency is greatly improved, and the complete use of the catalyst is ensured.
When the water level monitoring equipment in the water storage tank monitors that the water level reaches a set amount, the water outlet is opened, primary degraded wastewater is discharged from the water storage tank to the first water discharge tank through the water outlet, when the primary degraded wastewater in the first water discharge tank reaches the set amount, the water outlet is closed, part of the primary degraded wastewater is extracted by the detector to be detected, the concentration of the degraded wastewater is detected, and if the concentration of the degraded wastewater meets the set value, the primary degraded wastewater is conveyed to the second water discharge tank, and water in the second water discharge tank is discharged to a required place; if the concentration of the wastewater which is continuously degraded by using the first degradation mechanism does not accord with the set value, directly determining that the first degradation mechanism is invalid, and conveying the degraded wastewater to the second detection mechanism; if the concentration of the detected wastewater does not meet the set value after the degradation is finished, indicating that the catalyst of the first degradation mechanism has a problem, and conveying the secondary degradation wastewater to a second drainage tank of a second detection mechanism; the operation is repeated until the complete degradation of the wastewater reaches the standard, the cyclic degradation is realized, and the wastewater quality can be quantitatively ensured to reach the standard.
The catalyst is a photocatalytic film prepared by sputtering on the substrate in a magnetron sputtering mode, the substrate can be a square body or a semi-cylindrical body, during installation, the substrate is fixed on the inner side wall of the reaction box body and is positioned in the installation frame, the photocatalytic film on the substrate is not contacted with wastewater due to shielding of the installation frame, and another catalyst can be replaced in a dismounting and replacing mode after the catalyst is used up.
Example 1:
referring to fig. 1 and 2, a centrifugal photocatalytic wastewater degradation device includes a wastewater tank 1 and a first degradation mechanism 2, the first degradation mechanism 2 includes a base 21, a reaction tank 22, a centrifuge 23 and a connecting pipe 24, the reaction tank 22 is connected to the top of the base 21 through a mounting bracket 25, a placing device 26 is disposed in the reaction tank 22, the top of the placing device 26 is connected (screwed) to the inner top surface of the reaction tank 22, an ultraviolet lamp 27 is inserted into the placing device 26, spray heads 28 are disposed on both sides of the bottom of the placing device 26, one end of the connecting pipe 24 is communicated with the wastewater tank 1 through a control valve 29, the other end of the connecting pipe 24 is communicated with the spray heads 28 after passing through the reaction tank 22, a first catalyst 210 is disposed on the inner side wall of the reaction tank 22 at both sides of the placing device 26, a water tank 211 is disposed right below the reaction tank 22, the top of the water tank 211 is communicated with the bottom of the reaction tank 22, the bottom of the water tank 211 is mounted on the top of the base 21, a water outlet is disposed on the water tank 211, the centrifuge 23, a second catalyst mounting plate 214 is connected to a second catalyst mounting plate 214, and a second catalyst mounting plate 214 is disposed right above the centrifugal catalyst mounting plate 213, and a second catalyst mounting plate 214 is connected to the second catalyst mounting plate 214; and a water level monitoring device is arranged on the inner side wall of the water storage tank 211.
According to the scheme, the use method of the centrifugal photocatalytic wastewater degradation device comprises the following steps: the control valve 29 is opened, the ultraviolet lamp 27 and the motor 216 are started, the motor 216 drives the centrifuge 23 to rotate, the centrifuge 23 drives the second catalyst 213 and the third catalyst 215 to rotate, then the wastewater in the wastewater tank 1 is conveyed into the connecting pipe 24, the wastewater is sprayed onto the second catalyst 213 through the spray head 28, under the action of the centrifuge 23, the wastewater is dispersed onto the third catalyst 215 and the first catalyst 210 in sequence, then the wastewater slides into the water storage tank 211 along the surface of the first catalyst 210, after the wastewater in the water storage tank 211 reaches a set amount, the water discharge port 218 is opened, and then the degraded wastewater is discharged from the water storage tank 211 through the water discharge port 218.
Example 2:
the basic contents are the same as example 1, except that:
referring to fig. 2, the inner top surface of the reaction chamber body 22 is provided with a reflecting mirror 217 at both sides of the placing device 26.
Example 3:
the basic contents are the same as example 1, except that:
referring to fig. 3, the first catalyst 210 is located in the first installation frame 3, a first installation groove 31 is formed in the outer side surface of the first installation frame 3, a first fastening member 32 is arranged in the first installation groove 31, the first fastening member 32 penetrates through the first catalyst 210 and then is connected with the inner side wall of the reaction box 22, and a first cover plate 33 is arranged on the first installation groove 31;
referring to fig. 4, the second catalyst 213 is located in the second mounting frame 4, a second mounting groove 41 is formed in an outer side surface of the second mounting frame 4, a second fastening member 42 is disposed in the second mounting groove 41, the second fastening member 42 passes through the second catalyst 213 and then is connected to the first mounting plate 212, and a second cover plate 43 is disposed on the second mounting groove 41; the third catalyst 215 is located in the third mounting frame 5, a third mounting groove 51 is formed in the outer side surface of the third mounting frame 5, a third fastening piece 52 is arranged in the third mounting groove 51, the third fastening piece 52 penetrates through the third catalyst 215 and then is connected with the second mounting plate 214, and a third cover plate 53 is arranged on the third mounting groove 51.
Example 4:
the basic contents are the same as example 1, except that:
referring to fig. 2, the mounting frame 25 includes a connecting shaft 251, a connector 252 and a support column 253, the connecting shaft 251 is connected to both the left and right outer sidewalls of the reaction box 22, the connecting shaft 251 is connected to the connector 252, the connector 252 is connected to the top of the support column 253, and the bottom of the support column 253 is connected to the top of the base 21.
Example 5:
the basic contents are the same as example 1, except that:
referring to fig. 1 and 2, the centrifugal photocatalytic wastewater degradation device further comprises a first detection mechanism, the first detection mechanism comprises a first drainage tank 6, a detector 7 and a second drainage tank 8, a water inlet of the first drainage tank 6 is communicated with a water outlet 218 of the water storage tank 211, a water outlet of the first drainage tank 6 is communicated with a water inlet of the second drainage tank 8 through the detector 7, a first water outlet of the second drainage tank 8 is communicated with the control valve 29 through a delivery pipe, and a water pump 9 is arranged on the delivery pipe; the centrifugal photocatalytic wastewater degradation device further comprises a second degradation mechanism 10 and a second detection mechanism, the structure of the second degradation mechanism 10 is the same as that of the first degradation mechanism 2, a connecting pipe 24 of the second degradation mechanism 10 is communicated with the wastewater tank 1 through a control valve 29, the structure of the second detection mechanism is the same as that of the first detection mechanism, and a second water outlet of a second water discharge tank 8 of the second detection mechanism is communicated with a second water outlet of the second water discharge tank 8 of the first detection mechanism.
According to the scheme, the use method of the centrifugal photocatalytic wastewater degradation device comprises the following steps:
s1, degrading and detecting the wastewater by adopting a first degradation mechanism 2 and a first detection mechanism;
s11, firstly opening the control valve 29, starting the ultraviolet lamp 27 and the motor 216, driving the centrifuge 23 to rotate by the motor 216, driving the second catalyst 213 and the third catalyst 215 to rotate by the centrifuge 23, then conveying the wastewater in the wastewater tank 1 into the connecting pipe 24, spraying the wastewater onto the second catalyst 213 through the spray head 28, dispersing the wastewater onto the third catalyst 215 and the first catalyst 210 in sequence under the action of the centrifuge 23, then sliding the wastewater into the water storage tank 211 along the surface of the first catalyst 210, opening the water outlet 218 after the wastewater in the water storage tank 211 reaches a set amount, then discharging the primary degradation wastewater from the water storage tank 211 to the first water discharge tank 6 through the water outlet 218, and closing the water outlet 218 after the primary degradation wastewater in the first water discharge tank 6 reaches the set amount;
s12, first, primary degradation wastewater in the first water discharge tank 6 is extracted through the detector 7 for detection, and if the concentration of the primary degradation wastewater meets a set value, the primary degradation wastewater in the first water discharge tank 6 is discharged through the detector 7 and the second water discharge tank 8; if the concentration of the primary degradation wastewater does not accord with the set value, the primary degradation wastewater in the first water discharge tank 6 is conveyed to the second water discharge tank 8 through the detector 7, the primary degradation wastewater in the second water discharge tank 8 is conveyed into the connecting pipe 24 through the water pump 9 and the control valve 29, the primary degradation wastewater is secondarily degraded through the first degradation mechanism 2, the secondary degradation wastewater is discharged to the first water discharge tank 6, the secondary degradation wastewater is detected through the first detection mechanism, and if the concentration of the secondary degradation wastewater accords with the set value, the secondary degradation wastewater is discharged and the wastewater in the wastewater tank 1 is degraded continuously through the first degradation mechanism 2; if the concentration of the secondary degradation wastewater does not meet the set value, the first degradation mechanism 2 is determined to be invalid, and then the secondary degradation wastewater is conveyed to a second drainage tank 8 of a second detection mechanism;
s2, degrading and detecting the wastewater by adopting a second degradation mechanism 10 and a second detection mechanism;
s21, conveying the secondary degradation wastewater in the second drainage tank 8 into the connecting pipe 24 through the water pump 9 and the control valve 29;
s22, carrying out tertiary degradation on the secondary degradation wastewater through the second degradation mechanism 10, detecting the tertiary degradation wastewater through the second detection mechanism, and discharging the tertiary degradation wastewater after the concentration of the tertiary degradation wastewater meets a set value;
s23, degrading and detecting the wastewater in the wastewater tank 1 through the second degradation mechanism 10 and the second detection mechanism;
and S3, replacing the first catalyst 210, the second catalyst 213 and the third catalyst 215 in the first degradation mechanism 2 to repair the first degradation mechanism 2.
Claims (10)
1. The utility model provides a centrifugal photocatalytic degradation waste water device, includes waste water tank (1) and first degradation mechanism (2), its characterized in that: the first degradation mechanism (2) comprises a base (21), a reaction box body (22), a centrifuge (23) and a connecting pipe (24), the reaction box body (22) is connected with the top of the base (21) through a mounting frame (25), a placing device (26) is arranged in the reaction box body (22), the top of the placing device (26) is connected with the inner top surface of the reaction box body (22), an ultraviolet lamp (27) is inserted in the placing device (26), spray heads (28) are arranged on two sides of the bottom of the placing device (26), one end of the connecting pipe (24) is communicated with a wastewater tank (1) through a control valve (29), the other end of the connecting pipe (24) penetrates through the reaction box body (22) and is communicated with the spray heads (28), first catalysts (210) are arranged on the inner side wall of the reaction box body (22) and positioned on two sides of the placing device (26), a water storage tank (211) is arranged right below the reaction box body (22), the top of the water storage tank (211) is communicated with the bottom of the reaction box body (22), the bottom of the water storage tank (211) is mounted on the base (21), a water outlet (23) of the centrifuge (23), and a first mounting plate (211) is connected with the top of the centrifuge (23), be provided with second catalyst (213) on first mounting panel (212), second catalyst (213) are located shower nozzle (28) under, and the both sides of first mounting panel (212) all are connected with second mounting panel (214), and second mounting panel (214) slope is upwards just directional first catalyst (210) setting, is provided with third catalyst (215) on second mounting panel (214), motor (216) on the bottom of centrifuge (23) and base (21) are connected.
2. The device of claim 1, wherein the device comprises: and reflectors (217) are arranged on the inner top surface of the reaction box body (22) and positioned at two sides of the placing device (26).
3. The device of claim 1, wherein the device comprises: first catalyst (210) are located first installing frame (3), and first mounting groove (31) have been seted up to the lateral surface of first installing frame (3), are provided with first fastener (32) in first mounting groove (31), and first fastener (32) are connected with the inside wall of reaction box (22) after passing first catalyst (210), are provided with first apron (33) on first mounting groove (31).
4. The device for degrading waste water by centrifugal photocatalysis according to claim 1, wherein: the second catalyst (213) is positioned in the second mounting frame (4), a second mounting groove (41) is formed in the outer side surface of the second mounting frame (4), a second fastening piece (42) is arranged in the second mounting groove (41), the second fastening piece (42) penetrates through the second catalyst (213) and then is connected with the first mounting plate (212), and a second cover plate (43) is arranged on the second mounting groove (41); the third catalyst (215) is located in the third mounting frame (5), a third mounting groove (51) is formed in the outer side face of the third mounting frame (5), a third fastener (52) is arranged in the third mounting groove (51), the third fastener (52) penetrates through the third catalyst (215) and then is connected with the second mounting plate (214), and a third cover plate (53) is arranged on the third mounting groove (51).
5. The device for degrading waste water by centrifugal photocatalysis according to claim 1, wherein: and a water level monitoring device is arranged on the inner side wall of the water storage tank (211).
6. The device of claim 1, wherein the device comprises: mounting bracket (25) include connecting axle (251), connector (252) and pillar (253), all be connected with connecting axle (251) on the lateral wall about reaction box (22), connecting axle (251) are connected with connector (252), and connector (252) are connected with the top of pillar (253), and the bottom of pillar (253) is connected with the top of base (21).
7. A centrifugal photocatalytic degradation waste water device according to any one of claims 1-6, characterized in that: centrifugal photocatalysis degradation effluent plant still includes first detection mechanism, first detection mechanism includes first row of water tank (6), detector (7) and second drainage tank (8), the water inlet of first row of water tank (6) and outlet (218) intercommunication of water storage box (211), the delivery port of first row of water tank (6) passes through the water inlet intercommunication of detector (7) and second drainage tank (8), and the first delivery port of second drainage tank (8) passes through conveyer pipe and control valve (29) intercommunication, is provided with water pump (9) on the conveyer pipe.
8. The device of claim 7, wherein the device comprises: centrifugal photocatalytic degradation waste water device still includes second degradation mechanism (10) and second detection mechanism, the structure of second degradation mechanism (10) is the same with the structure of first degradation mechanism (2), and connecting pipe (24) of second degradation mechanism (10) are through control valve (29) and waste water tank (1) intercommunication, the structure of second detection mechanism is the same with first detection mechanism's structure, and the second delivery port of second detection mechanism's second drain tank (8) and the second delivery port intercommunication of first detection mechanism's second drain tank (8).
9. The use method of the centrifugal type photocatalytic wastewater degradation device of claim 1 is characterized in that: the using method comprises the following steps:
the method comprises the steps of firstly opening a control valve (29), starting an ultraviolet lamp (27) and a motor (216), driving a centrifuge (23) to rotate by the motor (216), driving a second catalyst (213) and a third catalyst (215) to rotate by the centrifuge (23), then conveying wastewater in a wastewater tank (1) into a connecting pipe (24), spraying the wastewater onto the second catalyst (213) through a spray head (28), dispersing the wastewater onto the third catalyst (215) and a first catalyst (210) in sequence under the action of the centrifuge (23), then sliding the wastewater into a water storage tank (211) along the surface of the first catalyst (210), opening a water outlet (218) after the wastewater in the water storage tank (211) reaches a set amount, and then discharging the degraded wastewater from the water storage tank (211) through the water outlet (218).
10. The use method of the centrifugal type photocatalytic wastewater degradation device of claim 8 is characterized in that: the using method comprises the following steps:
s1, degrading and detecting the wastewater by adopting a first degradation mechanism (2) and a first detection mechanism;
s11, opening a control valve (29) firstly, starting an ultraviolet lamp (27) and a motor (216), driving a centrifuge (23) to rotate by the motor (216), driving a second catalyst (213) and a third catalyst (215) to rotate by the centrifuge (23), then conveying wastewater in a wastewater tank (1) into a connecting pipe (24), spraying the wastewater onto the second catalyst (213) through a spray head (28), dispersing the wastewater onto the third catalyst (215) and a first catalyst (210) in sequence under the action of the centrifuge (23), then sliding the wastewater into a water storage tank (211) along the surface of the first catalyst (210), opening a water outlet (218) after the wastewater in the water storage tank (211) reaches a set amount, then discharging primary degraded wastewater from the water storage tank (211) to a first water discharge tank (6) through the water outlet (218), and closing the water outlet (218) after the primary degraded wastewater in the first water discharge tank (6) reaches the set amount;
s12, first-time degradation wastewater in the first water discharge tank (6) is extracted through the detector (7) for detection, and if the concentration of the first-time degradation wastewater meets a set value, the first-time degradation wastewater in the first water discharge tank (6) is discharged through the detector (7) and the second water discharge tank (8); if the concentration of the primary degradation wastewater does not accord with a set value, the primary degradation wastewater in the first water discharge tank (6) is conveyed to the second water discharge tank (8) through the detector (7), the primary degradation wastewater in the second water discharge tank (8) is conveyed into the connecting pipe (24) through the water pump (9) and the control valve (29), the primary degradation wastewater is subjected to secondary degradation through the first degradation mechanism (2), the secondary degradation wastewater is discharged to the first water discharge tank (6), the secondary degradation wastewater is detected through the first detection mechanism, and if the concentration of the secondary degradation wastewater accords with the set value, the secondary degradation wastewater is discharged and the first degradation mechanism (2) is continuously adopted to degrade the wastewater in the wastewater tank (1); if the concentration of the secondary degradation wastewater does not meet the set value, the first degradation mechanism (2) is determined to be invalid, and then the secondary degradation wastewater is conveyed to a second drainage tank (8) of a second detection mechanism;
s2, degrading and detecting the wastewater by adopting a second degradation mechanism (10) and a second detection mechanism;
s21, conveying the secondary degradation wastewater in the second drainage tank (8) to a connecting pipe (24) through a water pump (9) and a control valve (29);
s22, carrying out tertiary degradation on the secondary degradation wastewater through a second degradation mechanism (10), detecting the tertiary degradation wastewater through a second detection mechanism, and discharging the tertiary degradation wastewater after the concentration of the tertiary degradation wastewater accords with a set value;
s23, degrading and detecting the wastewater in the wastewater tank (1) through a second degradation mechanism (10) and a second detection mechanism;
and S3, replacing the first catalyst (210), the second catalyst (213) and the third catalyst (215) in the first degradation mechanism (2) to repair the first degradation mechanism (2).
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| US10889517B2 (en) * | 2017-07-06 | 2021-01-12 | Hohai University | Nanometer photocatalyst-microbe composite multilayer light transmission combination carrier |
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| CN102068979A (en) * | 2011-01-07 | 2011-05-25 | 大连海事大学 | Method for degrading methyl orange dye wastewater with ZnIn2S4 visible light catalyst |
| CN103395923A (en) * | 2013-07-18 | 2013-11-20 | 李榕生 | Photocatalysis wastewater degradation reactor capable of actively monitoring state of electrodeless UV lamp (ultraviolet lamp) |
| US10889517B2 (en) * | 2017-07-06 | 2021-01-12 | Hohai University | Nanometer photocatalyst-microbe composite multilayer light transmission combination carrier |
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