CN209890304U - Combined device for reducing energy consumption of electrocatalytic oxidation treatment of organic wastewater - Google Patents
Combined device for reducing energy consumption of electrocatalytic oxidation treatment of organic wastewater Download PDFInfo
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- CN209890304U CN209890304U CN201822255296.8U CN201822255296U CN209890304U CN 209890304 U CN209890304 U CN 209890304U CN 201822255296 U CN201822255296 U CN 201822255296U CN 209890304 U CN209890304 U CN 209890304U
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Abstract
The utility model belongs to the technical field of sewage treatment and energy conservation by an electrochemical catalytic oxidation method, and relates to a combined device for reducing the energy consumption of organic wastewater treated by electrocatalytic oxidation, which comprises an organic wastewater adjusting tank; the organic wastewater regulating tank is connected with an electrocatalytic oxidation system through a first pipeline, the electrocatalytic oxidation system is connected with the storage tank through a second pipeline, and the first pipeline is provided with a corrosion-resistant magnetic pump; the cathode of the electrocatalytic oxidation system is communicated with the inner space of the gas washing bottle through a first gas guide pipe, and the first gas guide pipe is provided with an air pump; the gas washing bottle is also connected with a gas collecting device through a second gas guide pipe, and a cold dryer is installed on the second gas guide pipe; the gas collecting device is connected with the gas inlet of the fuel power generation device through a third gas guide pipe, the fuel power generation device is connected with the energy storage device, and the capacitor is connected with the electrocatalytic oxidation system. The utility model discloses a collection, burning, the conversion of negative pole result hydrogen provide partial electric energy for the electric catalytic oxidation system, reduce power consumption.
Description
Technical Field
The utility model belongs to the technical field of electrochemical catalytic oxidation sewage treatment technology and clean energy, concretely relates to reduce integrated unit of electrocatalytic oxidation treatment organic waste water energy consumption.
Background
The shortage of water resources has become one of the major challenges facing the development of mankind in the 21 st century. The water pollution further aggravates the shortage of water resources, and particularly, the wastewater generated in the industries of chemical industry, pharmacy, printing and dyeing, petrifaction and the like has the characteristics of large toxicity, high concentration and endless emergence of novel pollutants, thereby seriously threatening the ecological cycle and the life safety of human beings. The dual pressures of water shortage and water pollution place increasingly higher demands and expectations on water treatment technology.
Although the biological method in the traditional water treatment has lower cost, the method is useless for some organic pollutants which are difficult to degrade; chemical treatment requires additional chemical reagents, has high cost and also has the risk of secondary pollution. The waste water contains a lot of available energy and water resources, and the traditional water treatment technology is difficult to meet the requirement of recycling the resource energy. Therefore, water treatment technology capable of enhancing pollutant removal and simultaneously realizing energy and resource recovery is an urgent requirement for the development of the industry.
The emerging electrolysis method for treating water has the advantages of no need of adding chemical agents, small equipment volume, small occupied area, no secondary pollution and the like, is concerned, and is used for treating wastewater containing organic pollutants such as alcohol, aldehyde, phenol, dye and the like, but has the defect of higher electric energy consumption, so that the reduction of energy consumption becomes a core problem which needs to be solved urgently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a combination unit that reduces the organic waste water energy consumption of electrocatalytic oxidation treatment, through handling, collecting the organic waste water of electrocatalytic oxidation treatment negative pole result hydrogen, for oxyhydrogen fuel cell is the fuel that provides of continuouslying, realize the conversion of chemical energy to the electric energy through the burning of hydrogen, finally be used for the electrocatalytic oxidation device with the electric energy, realize reducing the purpose of electric energy consumption.
In order to achieve the above object, the present invention provides the following technical solutions:
an integrated apparatus for reducing energy consumption in the electrocatalytic oxidation treatment of organic wastewater, comprising: an organic wastewater adjusting tank connected with the organic wastewater to be treated;
the organic wastewater regulating tank is connected with an electrocatalytic oxidation system through a first pipeline, the electrocatalytic oxidation system is connected with a storage tank through a second pipeline, and a corrosion-resistant magnetic pump is mounted on the first pipeline and used for introducing the organic wastewater difficult to degrade into the electrocatalytic oxidation system;
the cathode of the electrocatalytic oxidation system is communicated with the inner space of the gas washing bottle through a first gas guide pipe, and the first gas guide pipe is provided with an air pump;
the gas washing bottle is also connected with a gas collecting device through a second gas guide pipe, and a cold dryer is installed on the second gas guide pipe;
the gas collecting device is connected with a gas inlet of the fuel power generation device through a third gas guide pipe, the fuel power generation device is connected with the energy storage device, and the energy storage device is connected with the electrocatalytic oxidation system.
Further, the electrocatalytic oxidation system comprises a group of electrocatalytic oxidation devices or a plurality of groups of electrocatalytic oxidation devices connected in series.
Furthermore, the cathode and the anode of the electrocatalytic oxidation device are distributed in parallel, and a diaphragm is arranged between the cathode and the anode.
Further, the cathode is made of a titanium cathode or a stainless steel material, and the anode is a DSA anode or a titanium-based lead dioxide anode or a platinum-plated anode.
Further, an aeration device is arranged at the bottom of the electrocatalytic oxidation device.
Further, the gas collecting device is provided with a gas pressure sensor and an alarm device.
Further, the fuel power generation device is an oxyhydrogen fuel cell, and the energy storage device is a capacitor.
Furthermore, control valves are respectively arranged on the first pipeline and the second pipeline.
Compared with the prior art, the utility model provides a technical scheme has following beneficial effect: the method comprises the following steps that (1) biologically refractory organic wastewater enters an electrocatalytic oxidation device, and purified water obtained after treatment by the electrocatalytic oxidation device enters a storage pool by controlling the retention time of the organic wastewater in the electrocatalytic oxidation device; inputting the cathode hydrogen into a gas washing bottle through an air pump for processing to obtain hydrogen with higher purity, processing the hydrogen through a cold dryer, and storing the hydrogen in a gas collecting device provided with a pressure sensor and an alarm device; and introducing the hydrogen into the hydrogen-oxygen fuel cell for combustion power generation, and storing electric energy by adopting a capacitor to supply power to the catalytic oxidation device to normally work. The utility model discloses mainly solve the problem of the high energy consumption of electrocatalytic oxidation process sewage treatment, can provide partly electric energy for equipment through collection, burning, the conversion of negative pole result hydrogen, reduce power consumption, reduce the industrialization cost.
Drawings
FIG. 1 is a schematic structural diagram of a combined device for reducing energy consumption of electrocatalytic oxidation treatment of organic wastewater, provided by the utility model:
FIG. 2 is a schematic diagram of an electrocatalytic oxidation apparatus and a cathode and an anode according to the present invention;
fig. 3 is a schematic structural diagram of the hydrogen-oxygen fuel cell device provided by the present invention.
Wherein: 1 is an organic wastewater adjusting tank; 2 is a corrosion-resistant magnetic pump; 3 is a control valve; 4 is an electrocatalytic oxidation system; 5 is a reserve pool; 6 is a diaphragm; 7 is an air pump; 8 is a gas washing bottle; 9 is a cooling and drying machine; 10 is a gas collecting device; 11 is a fuel power generation device; 12 is an energy storage device; 13 is a cathode; and 14 is an anode.
Detailed Description
The exemplary embodiments will be described herein in detail, and the embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus, methods, and so forth consistent with certain aspects of the invention, as detailed in the following claims.
The fuel cell is a new power source with a great development prospect, and generally takes hydrogen, carbon, methanol, borohydride, coal gas or natural gas as fuel, as a negative electrode, and takes oxygen in the air as a positive electrode. The main difference from a general battery is that the active material of the general battery is previously placed inside the battery, and thus the battery capacity depends on the amount of the active material stored; the active material of the fuel cell is continuously supplied while reacting, and therefore, this type of cell is actually only an energy conversion device. The battery has the advantages of high conversion efficiency, large capacity, high specific energy, wide power range, no need of charging and the like.
Therefore, the hydrogen of the cathode product in the organic wastewater treated by electrocatalytic oxidation can be treated and collected to continuously provide fuel for the hydrogen-oxygen fuel cell, the conversion from chemical energy to electric energy is realized by the combustion of the hydrogen, and the electric energy is finally used for the electrocatalytic oxidation device, so that the electric energy consumption is reduced.
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and the embodiments.
Examples
Referring to fig. 1, the utility model provides a reduce the integrated unit of electrocatalytic oxidation treatment organic waste water energy consumption, include: an organic wastewater adjusting tank 1 connected with the organic wastewater to be treated;
the organic wastewater adjusting tank 1 is connected with an electrocatalytic oxidation system 4 through a first pipeline, the electrocatalytic oxidation system 4 is connected with a storage tank 5 through a second pipeline, and the first pipeline is provided with a corrosion-resistant magnetic pump 2 for introducing the refractory organic wastewater into the electrocatalytic oxidation system;
the cathode of the electrocatalytic oxidation system 4 is communicated with the inner space of the gas washing bottle 8 through a first gas guide pipe, and the first gas guide pipe is provided with an air pump 7;
the gas washing bottle 8 is also connected with a gas collecting device 10 through a second gas guide pipe, and a cold dryer 9 is arranged on the second gas guide pipe;
the gas collecting device 10 is connected with a gas inlet of the fuel power generation device 11 through a third gas guide pipe, the fuel power generation device 11 is connected with the energy storage device 12, and the energy storage device 12 is connected with the electrocatalytic oxidation system 4.
Further, referring to fig. 2, the electrocatalytic oxidation system 4 includes one set of electrocatalytic oxidation devices or a plurality of sets of electrocatalytic oxidation devices connected in series.
Further, referring to fig. 2, the cathode 13 and the anode 14 of the electrocatalytic oxidation apparatus are distributed in parallel, and the separator 6 is disposed between the cathode 13 and the anode 14.
Further, the cathode 13 is made of titanium cathode or stainless steel material, and the anode 14 is DSA anode or titanium-based lead dioxide anode or platinum-plated anode.
Further, an aeration device is arranged at the bottom of the electrocatalytic oxidation device.
Further, the gas collecting device 10 is provided with a gas pressure sensor and an alarm device.
Further, the fuel power generation device 11 is a hydrogen-oxygen fuel cell (see fig. 3), and the energy storage device 12 is a capacitor.
Further, control valves 3 are respectively installed on the first pipeline and the second pipeline.
The combined device for reducing the energy consumption of the electrocatalytic oxidation treatment of the organic wastewater has the following specific working principle: introducing the hardly biodegradable organic wastewater into an electrocatalytic oxidation system 4 through a corrosion-resistant magnetic pump 2, controlling the retention time of the organic wastewater in the electrocatalytic oxidation system 4, and allowing purified water obtained after treatment by the electrocatalytic oxidation system 4 to enter a storage pool 5; inputting the cathode hydrogen into a gas washing bottle 8 through an air pump 7 for processing to obtain hydrogen with higher purity, processing the hydrogen through a cold dryer 9, and then storing the hydrogen in a gas collecting device 10 provided with a pressure sensor and an alarm device; and introducing the hydrogen into the hydrogen-oxygen fuel cell for combustion power generation, and storing electric energy by adopting a capacitor to supply power to the catalytic oxidation system to normally work.
To sum up, the utility model provides a technical scheme mainly solves the problem of the high energy consumption of electrocatalytic oxidation process sewage treatment, can provide partly electric energy for equipment through collection, burning, the conversion of negative pole result hydrogen, reduces power consumption, reduces the industrialization cost, has good application prospect.
The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
It is to be understood that the present invention is not limited to the above, and various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (8)
1. An integrated apparatus for reducing energy consumption in the electrocatalytic oxidation treatment of organic wastewater, comprising: an organic wastewater adjusting tank (1) connected with the organic wastewater to be treated;
the organic wastewater adjusting tank (1) is connected with an electrocatalytic oxidation system (4) through a first pipeline, the electrocatalytic oxidation system (4) is connected with a storage tank (5) through a second pipeline, and a corrosion-resistant magnetic pump (2) is mounted on the first pipeline;
the cathode of the electrocatalytic oxidation system (4) is communicated with the inner space of the gas washing bottle (8) through a first gas guide pipe, and the first gas guide pipe is provided with an air pump (7);
the gas washing bottle (8) is also connected with a gas collecting device (10) through a second gas guide pipe, and a cold dryer (9) is installed on the second gas guide pipe;
the gas collecting device (10) is connected with a gas inlet of the fuel power generation device (11) through a third gas guide pipe, the fuel power generation device (11) is connected with the energy storage device (12), and the energy storage device (12) is connected with the electrocatalytic oxidation system (4).
2. The combined plant for reducing the energy consumption for the electrocatalytic oxidation treatment of organic wastewater according to claim 1, wherein the electrocatalytic oxidation system (4) comprises one set of electrocatalytic oxidation devices or a plurality of sets of electrocatalytic oxidation devices connected in series.
3. Combined installation for reducing the energy consumption of the electrocatalytic oxidation treatment of organic wastewater according to claim 2, characterized in that the cathode (13) and the anode (14) of the electrocatalytic oxidation device are distributed in parallel and a membrane (6) is arranged between the cathode (13) and the anode (14).
4. The combined device for reducing the energy consumption for treating organic wastewater by electrocatalytic oxidation according to claim 3, wherein the cathode (13) is made of titanium cathode or stainless steel material, and the anode (14) is DSA anode or titanium-based lead dioxide anode or platinum-plated anode.
5. The combined apparatus for reducing the energy consumption of the electrocatalytic oxidation treatment of organic wastewater according to the claim 2, the claim 3 or the claim 4, wherein an aeration device is arranged at the bottom of the electrocatalytic oxidation apparatus.
6. Combined installation for reducing the energy consumption of the electrocatalytic oxidation treatment of organic wastewater according to any one of claims 1 to 4, characterized in that said gas collection means (10) are provided with a gas pressure sensor and alarm means.
7. Combined installation for reducing the energy consumption of the electro-catalytic oxidation treatment of organic waste water according to any one of claims 1 to 4, characterized in that the fuel power plant (11) is a hydrogen-oxygen fuel cell and the energy storage plant (12) is a capacitor.
8. Combined installation for reducing the energy consumption of the electrocatalytic oxidation treatment of organic wastewater according to any one of claims 1 to 4, wherein said first and second pipelines are further provided with control valves (3), respectively.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109516530A (en) * | 2018-12-29 | 2019-03-26 | 西安泰金工业电化学技术有限公司 | A kind of combined unit and method reducing Electro-catalytic Oxidation Technique in Organic Wastewater Treatment energy consumption |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109516530A (en) * | 2018-12-29 | 2019-03-26 | 西安泰金工业电化学技术有限公司 | A kind of combined unit and method reducing Electro-catalytic Oxidation Technique in Organic Wastewater Treatment energy consumption |
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Address after: 710299 No. 15, west section of Xijin Road, Jingwei Industrial Park, Xi'an Economic and Technological Development Zone, Xi'an City, Shaanxi Province Patentee after: Xi'an Taijin Xinneng Technology Co.,Ltd. Address before: 710201 No. 15 West Jin Road, Jingwei Industrial Park, Xi'an economic and Technological Development Zone, Shaanxi Patentee before: XI'AN TAIJIN INDUSTRIAL ELECTROCHEMICAL TECHNOLOGY Co.,Ltd. |
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