CN110734115A - Advanced treatment device for sewage generated by solar electrocatalytic oxidation - Google Patents
Advanced treatment device for sewage generated by solar electrocatalytic oxidation Download PDFInfo
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- CN110734115A CN110734115A CN201911157668.6A CN201911157668A CN110734115A CN 110734115 A CN110734115 A CN 110734115A CN 201911157668 A CN201911157668 A CN 201911157668A CN 110734115 A CN110734115 A CN 110734115A
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- 239000010865 sewage Substances 0.000 title claims abstract description 36
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 33
- 230000003647 oxidation Effects 0.000 title claims abstract description 31
- 230000003197 catalytic effect Effects 0.000 claims abstract description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 230000001590 oxidative effect Effects 0.000 claims abstract description 32
- 239000011148 porous material Substances 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000010936 titanium Substances 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 229910002804 graphite Inorganic materials 0.000 claims description 2
- 239000010439 graphite Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000000126 substance Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 239000002351 wastewater Substances 0.000 description 4
- 238000010248 power generation Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 239000010842 industrial wastewater Substances 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- YADSGOSSYOOKMP-UHFFFAOYSA-N lead dioxide Inorganic materials O=[Pb]=O YADSGOSSYOOKMP-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- 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
- C02F2201/009—Apparatus with independent power supply, e.g. solar cells, windpower, fuel cells
-
- 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
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Catalysts (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses an solar electro-catalytic oxidation sewage advanced treatment device which comprises a conductive counter electrode, a water outlet pipe, a sealed insulating cylinder, an oxidative tubular porous electrode with catalytic performance, a water inlet pipe, a storage battery and a solar panel, wherein the conductive counter electrode is connected to the top of the sealed insulating cylinder, the oxidative tubular porous electrode with catalytic performance and the water inlet pipe are connected to the bottom of the sealed insulating cylinder, the inner end of the conductive counter electrode is inserted into a pipe of the oxidative tubular porous electrode with catalytic performance, the water outlet pipe is arranged on the side wall of the upper part of the sealed insulating cylinder, the storage battery and the solar panel form a power supply module, the catalytic specific surface area can be effectively increased, the mass transfer effect is enhanced, the treatment efficiency is accelerated, and the power supply module has the characteristics of energy conservation, consumption reduction, cleanness and environmental protection and is.
Description
Technical Field
The invention relates to an advanced treatment device for kinds of industrial wastewater, in particular to an advanced treatment device for kinds of solar electrocatalytic oxidation sewage.
Background
With the rapid development of industrialization, the problem of water pollution caused by wastewater discharged by various industrial enterprises is increasingly serious, and particularly, wastewater in the industries such as pharmacy, food, chemical industry, printing and dyeing and the like often contains a large amount of toxic and harmful substances, such as refractory organic substances, high-salt substances, carcinogenic substances, heavy metal substances and the like.
At present, the main power generation mode is thermal power generation, wherein fossil fuel is taken as the main power generation mode, and a large amount of pollution is generated in the combustion process, but the electrocatalytic oxidation is effective sewage deep treatment methods at present, a large amount of electric energy is consumed in the treatment process, statistics is carried out, high-concentration industrial organic wastewater is treated, and the energy consumption per kilogram of COD is as high as 33 kWh.
The existing device on the market usually takes a flat plate electrode as a main part, the distance between the electrodes is about 1 to 3 centimeters, and the mass transfer effect is influenced due to overlarge spacing distance, so that the treatment effect is influenced.
Disclosure of Invention
The invention aims to provide types of energy-saving, environment-friendly and efficient solar electrocatalytic oxidation sewage advanced treatment devices, which are particularly suitable for advanced treatment of refractory industrial sewage.
The purpose of the invention is realized by the following technical scheme:
the invention relates to a solar electrocatalytic oxidation sewage advanced treatment device, which comprises a conductive counter electrode, a water outlet pipe, a sealed insulating cylinder, an oxidizing tubular porous electrode with catalytic performance, a water inlet pipe, a storage battery and a solar panel, wherein the conductive counter electrode is arranged on the sealed insulating cylinder;
the conductive counter electrode is connected to the top of the sealed insulating cylinder through a flange, the oxidizing tubular porous electrode with catalytic performance and the water inlet pipe are connected to the bottom of the sealed insulating cylinder through another flanges, the inner end of the conductive counter electrode is inserted into the pipe of the oxidizing tubular porous electrode with catalytic performance, and the water outlet pipe is arranged on the side wall of the upper part of the sealed insulating cylinder;
the storage battery and the solar panel form a power module, the positive electrode of the power module is connected to the surface of the oxidizing tubular porous electrode with catalytic performance, and the negative electrode of the power module is connected to the surface of the conductive counter electrode.
According to the technical scheme provided by the invention, the solar electrocatalytic oxidation sewage advanced treatment device provided by the embodiment of the invention uses the penetrable oxidative tubular porous electrode with the catalytic performance, and the catalytic electrode has the advantages of strong stability, good adhesive force, large catalytic specific surface area and high catalytic activity, and is widely applied to the treatment of various organic industrial sewage which is difficult to degrade, has multiple colors, high salinity and high concentration, so that the catalytic specific surface area can be effectively increased, the mass transfer effect is enhanced, and the treatment efficiency is accelerated.
Drawings
Fig. 1 is a schematic structural diagram of a solar electrocatalytic oxidation sewage advanced treatment device provided by an embodiment of the invention.
In the figure:
1. the device comprises a conductive counter electrode, 2, a flange, 3, a water outlet pipe, 4, a sealed insulating cylinder, 5, an oxidizing tubular porous electrode with catalytic performance, 6, a water inlet pipe, 7, a storage battery, 8, a solar panel, a, an electrocatalytic oxidation zone and b, and a zone to be discharged.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are not described in detail herein, and which are within the skill of the art.
The invention discloses a solar electrocatalytic oxidation sewage advanced treatment device, which has the preferred specific implementation modes that:
comprises a conductive counter electrode, a water outlet pipe, a sealed insulating cylinder, an oxidizing tubular porous electrode with catalytic performance, a water inlet pipe, a storage battery and a solar panel;
the conductive counter electrode is connected to the top of the sealed insulating cylinder through a flange, the oxidizing tubular porous electrode with catalytic performance and the water inlet pipe are connected to the bottom of the sealed insulating cylinder through another flanges, the inner end of the conductive counter electrode is inserted into the pipe of the oxidizing tubular porous electrode with catalytic performance, and the water outlet pipe is arranged on the side wall of the upper part of the sealed insulating cylinder;
the storage battery and the solar panel form a power module, the positive electrode of the power module is connected to the surface of the oxidizing tubular porous electrode with catalytic performance, and the negative electrode of the power module is connected to the surface of the conductive counter electrode.
The conductive counter electrode is made of graphite electrode, iron electrode or titanium protoxide electrode.
The area between the oxidizing tubular porous electrode with catalytic performance and the conductive counter electrode forms an electrocatalytic oxidation zone, and the area between the sealed insulating cylinder and the oxidizing tubular porous electrode with catalytic performance forms a zone to be discharged.
And the sewage to be treated enters the electrocatalytic oxidation zone from the water inlet pipe, the organic sewage is subjected to catalytic oxidation in the pores of the oxidizing tubular porous electrode with catalytic performance, and the treated water penetrates into the area to be discharged through the pores and flows out along the water outlet pipe.
The solar electrocatalytic oxidation sewage advanced treatment device uses the penetrable oxidative tubular porous electrode with catalytic performance as the catalytic electrode, the catalytic electrode penetrates through pores of the porous electrode in the catalytic process, and catalytic oxidation reaction occurs on the electrode, the catalytic electrode has the advantages of strong stability, good adhesive force, large catalytic specific surface area and high catalytic activity, is widely applied to treatment of various organic industrial sewage which is difficult to degrade, has multiple colors, has high salinity and high concentration, the catalytic specific surface area can be effectively increased, the mass transfer effect is enhanced, the treatment efficiency is accelerated, and the power module has the characteristics of energy conservation, consumption reduction, cleanness and environmental protection, and is particularly suitable for advanced treatment of the industrial sewage which is difficult to degrade.
The solar electrocatalytic oxidation sewage advanced treatment device uses clean energy, namely solar energy to supply power for the device, saves energy, reduces consumption, and is clean and environment-friendly.
The solar electrocatalytic oxidation sewage advanced treatment device has the following working process:
the solar cell supplies power, and an electric field is formed between the oxidizing tubular porous electrode with catalytic performance and the conductive counter electrode. The sewage enters the electrocatalytic oxidation zone through the water inlet pipe, and organic matters in sewage pollutants are effectively eliminated after catalytic oxidation treatment is carried out on the surfaces of pores of the porous electrodes. The treated sewage penetrates into the area to be discharged and is discharged along the water outlet pipe.
The solar electrocatalytic oxidation sewage advanced treatment device is compact in equipment, uses clean energy, is high in treatment efficiency, and is suitable for advanced treatment of refractory industrial sewage.
The specific embodiment is as follows:
as shown in figure 1, the device is types of solar electrocatalytic oxidation sewage equipment, is suitable for advanced treatment of industrial wastewater, and comprises a conductive counter electrode 1, a flange 2, a water outlet pipe 3, a sealed insulating cylinder 4, an oxidizing tubular porous electrode 5 with catalytic performance, a water inlet pipe 6, a storage battery 7 and a solar panel 8.
The conductive counter electrode 1, the flange 2, the water outlet pipe 3, the oxidizing tubular porous electrode 5 with catalytic performance and the water inlet pipe 6 are sequentially connected to the sealed insulating cylinder 4, and in order to facilitate replacement of the filter element, the water inlet pipe 6 and the oxidizing tubular porous electrode 5 with catalytic performance are connected by the flange 2 and fixed in the sealed insulating cylinder 4. The conductive counter electrode 1 is hermetically inserted into a tube of an oxidizing tubular porous electrode 5 having catalytic properties. Other components may be formed by welding.
The storage battery 7 and the solar panel 8 form a power module of the device, the anode of the power supply is connected with the surface of the oxidizing tubular porous electrode 5 with catalytic performance, and the cathode of the power supply is connected with the surface of the conductive counter electrode 1 to supply power for the device.
The area between the conductive counter electrode 1 and the oxidizing tubular porous electrode 5 with catalytic properties is called the area (a) electrocatalytic oxidation area, and the area between the sealed insulating cylinder 4 and the oxidizing tubular porous electrode 5 with catalytic properties is called the area (b) to-be-discharged area.
Specifically, the working process of the solar electrocatalytic oxidation sewage advanced treatment device is as follows:
the sewage after pretreatment and biochemical treatment flows to a catalytic oxidation area through a water inlet pipe, at the moment, a storage battery charged by a solar electrode plate provides electric energy, an electric field is formed between a conductive titanium material and a titanium oxide filter element-lead dioxide plated tubular porous electrode and a central iron rod, and the sewage is subjected to catalytic oxidation reaction on the surface of the pore of the porous electrode. The reaction converts organic substances in the sewage into nontoxic substances or converts biocompatible substances into biocompatible substances, and the sewage after the reaction is percolated into a region to be discharged and flows out from a water outlet at the upper end of the device.
Further , the solar electrocatalytic oxidation wastewater advanced treatment device can comprise the following embodiments:
1. the water inlet pipe, the sealed insulating cylinder body, the water outlet pipe and the like of the reactor are connected through flanges, and the reactor is favorable for maintenance and repair and the like.
2. The used cylinder is an insulator, and the corrosion resistance of the used working electrode is strong.
3. All conductive cables are connected to a power source and the cables must have an insulating surface to prevent electrical leakage.
4. The power supply is direct current generated by solar energy and stored in a battery.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
- The advanced treatment device for the solar electrocatalytic oxidation sewage is characterized by comprising a conductive counter electrode (1), a water outlet pipe (3), a sealed insulating cylinder (4), an oxidative tubular porous electrode (5) with catalytic performance, a water inlet pipe (6), a storage battery (7) and a solar panel (8);the conductive counter electrode (1) is connected to the top of the sealed insulating cylinder (4) through a flange (2), the oxidizing tubular porous electrode (5) with catalytic performance and the water inlet pipe (6) are connected to the bottom of the sealed insulating cylinder (4) through another flanges (2), the inner end of the conductive counter electrode (1) is inserted into the pipe of the oxidizing tubular porous electrode (5) with catalytic performance, and the water outlet pipe (3) is arranged on the upper side wall of the sealed insulating cylinder (4);the storage battery (7) and the solar panel (8) form a power module, the positive electrode of the power module is connected to the surface of the oxidizing tubular porous electrode (5) with catalytic performance, and the negative electrode of the power module is connected to the surface of the conductive counter electrode (1).
- 2. The deep treatment device for solar electrocatalytic oxidation sewage according to claim 1, wherein the conductive counter electrode (1) is made of graphite electrode, iron electrode or titanium protoxide electrode.
- 3. The solar electrocatalytic oxidation sewage deep treatment device according to claim 1 or 2, wherein the area between the oxidizing tubular porous electrode (5) with catalytic properties and the conductive counter electrode (1) forms an electrocatalytic oxidation zone (a), and the area between the sealed insulating cylinder (4) and the oxidizing tubular porous electrode (5) with catalytic properties forms a zone (b) to be drained.
- 4. The solar electrocatalytic oxidation sewage advanced treatment device according to claim 3, wherein the sewage to be treated enters the electrocatalytic oxidation zone (a) from the water inlet pipe (6), the organic sewage is catalytically oxidized in the pores of the oxidizing tubular porous electrode (5) with catalytic performance, and the treated water penetrates to the discharge zone (b) through the pores and flows out along the water outlet pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911157668.6A CN110734115A (en) | 2019-11-22 | 2019-11-22 | Advanced treatment device for sewage generated by solar electrocatalytic oxidation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911157668.6A CN110734115A (en) | 2019-11-22 | 2019-11-22 | Advanced treatment device for sewage generated by solar electrocatalytic oxidation |
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| CN110734115A true CN110734115A (en) | 2020-01-31 |
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| CN201911157668.6A Pending CN110734115A (en) | 2019-11-22 | 2019-11-22 | Advanced treatment device for sewage generated by solar electrocatalytic oxidation |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101693560A (en) * | 2009-10-21 | 2010-04-14 | 华北水利水电学院 | Integral solar energy photoelectricity water-treatment device |
| KR20100046961A (en) * | 2008-10-28 | 2010-05-07 | 욱성화학주식회사 | Tubular electrolysis apparatus and waste water treatment method using the apparatus |
| CN204569509U (en) * | 2015-04-08 | 2015-08-19 | 邢晓宇 | Landscape water sterilizing and algae-removing device |
| CN106542656A (en) * | 2017-01-16 | 2017-03-29 | 沈阳瀚威科技有限公司 | A kind of high-speed rotational electrolysis incrustation-inhibiting device and scale inhibition, descaling method |
| CN108217861A (en) * | 2018-04-11 | 2018-06-29 | 辽宁清铎环保科技有限公司 | A kind of internal-circulation type electrocatalysis oxidation reaction device and method for cleaning treatment of sewage |
| CN108996810A (en) * | 2018-07-03 | 2018-12-14 | 东莞市碧江源环保科技有限公司 | A kind of high concentration hard-degraded organic waste water Zero discharging system and processing method |
| CN211004703U (en) * | 2019-11-22 | 2020-07-14 | 北京石油化工学院 | Advanced treatment device for solar electrocatalytic oxidation sewage |
-
2019
- 2019-11-22 CN CN201911157668.6A patent/CN110734115A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100046961A (en) * | 2008-10-28 | 2010-05-07 | 욱성화학주식회사 | Tubular electrolysis apparatus and waste water treatment method using the apparatus |
| CN101693560A (en) * | 2009-10-21 | 2010-04-14 | 华北水利水电学院 | Integral solar energy photoelectricity water-treatment device |
| CN204569509U (en) * | 2015-04-08 | 2015-08-19 | 邢晓宇 | Landscape water sterilizing and algae-removing device |
| CN106542656A (en) * | 2017-01-16 | 2017-03-29 | 沈阳瀚威科技有限公司 | A kind of high-speed rotational electrolysis incrustation-inhibiting device and scale inhibition, descaling method |
| CN108217861A (en) * | 2018-04-11 | 2018-06-29 | 辽宁清铎环保科技有限公司 | A kind of internal-circulation type electrocatalysis oxidation reaction device and method for cleaning treatment of sewage |
| CN108996810A (en) * | 2018-07-03 | 2018-12-14 | 东莞市碧江源环保科技有限公司 | A kind of high concentration hard-degraded organic waste water Zero discharging system and processing method |
| CN211004703U (en) * | 2019-11-22 | 2020-07-14 | 北京石油化工学院 | Advanced treatment device for solar electrocatalytic oxidation sewage |
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