CN212450769U - High-salt-content organic wastewater treatment equipment based on mesoporous carbon electrode - Google Patents
High-salt-content organic wastewater treatment equipment based on mesoporous carbon electrode Download PDFInfo
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- CN212450769U CN212450769U CN202021084461.9U CN202021084461U CN212450769U CN 212450769 U CN212450769 U CN 212450769U CN 202021084461 U CN202021084461 U CN 202021084461U CN 212450769 U CN212450769 U CN 212450769U
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Abstract
The utility model discloses a high salt organic wastewater treatment facility based on mesoporous carbon electrode, including water storage tank and the electro-adsorption regenerating unit who is connected with the water storage tank through the pipeline, electro-adsorption regenerating unit include an organic glass insulating casing of taking inlet and delivery port and a plurality of electrically conductive division boards of parallel arrangement in the organic glass insulating casing, mesoporous carbon electrode has been laid on the surface of electrically conductive division board, two adjacent electrically conductive division boards are respectively through the positive negative pole of wire connection power, the pipeline connect gradually behind conductivity tester and the pipeline switch connect the water inlet; through establishing several layers of baffles between water inlet and delivery port to use conducting resin adhesion mesoporous carbon electrode on the baffle surface, exert voltage to it and realize the electro-adsorption desalination to the organic waste water that contains high salt, and considered the recycling of electrode, more green.
Description
Technical Field
The utility model belongs to the technical field of waste water treatment, concretely relates to high organic waste water treatment equipment that contains salt based on mesoporous carbon electrode.
Background
The high-salt-content organic wastewater refers to wastewater containing high-concentration soluble inorganic salt and toxic and difficultly-decomposed organic matters, and is mainly derived from domestic sewage, industrial sewage generated by industrial activities such as printing, papermaking and electroplating, sewage generated by large ocean ships and the like.
On one hand, the organic wastewater with high salt content can not only cause the corrosion of buildings and equipment, but also cause the water body to be anoxic and anaerobic due to the biodegradation effect, thereby causing the death of aquatic organisms and further causing the water quality problem and environmental pollution. On the other hand, in the wastewater treatment process, higher salt content has an inhibiting effect on the growth of microorganisms, which is not beneficial to the biological method for treating wastewater and increases the difficulty of treating wastewater.
The electro-adsorption technology is used for treating the high-salt organic wastewater without using an acid-base solution, so that secondary pollution to the environment is avoided; when the electro-adsorption technology is used for treating sewage, the required voltage is low, side reactions such as electrolysis reaction and the like cannot be caused, and the improvement of the water obtaining rate is facilitated; the working principle of the electro-adsorption technology is simple, the equipment is easy to operate, and the service life is long. The electro-adsorption technology is an ideal technical means for treating the wastewater with high salt content, under the condition of electrification, the wastewater with high salt content enters from one end of an electrode, charged particles in the wastewater move to the electrode with opposite electric property under the action of electric field force, are adsorbed on the surface of the electrode and are enriched in double electric layers, and therefore the purpose of desalting is achieved.
The mesoporous carbon material has larger specific surface area, pore volume and good conductivity, and is a good electro-adsorption electrode material.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model aims at providing a high organic waste water treatment equipment that contains salt based on mesoporous carbon electrode.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a high organic waste water treatment equipment that contains salt based on mesoporous carbon electrode, includes water storage tank and the electro-adsorption regenerating unit who is connected with the water storage tank through the pipeline, electro-adsorption regenerating unit include an organic glass insulating casing and a plurality of electrically conductive division boards of parallel arrangement in the organic glass insulating casing of taking the mouth of a river and delivery port, electrically conductive division board's surface is through electrically conductive sticky with mesoporous carbon electrode, and two adjacent electrically conductive division boards are respectively through the positive negative pole of wire connection power, the pipeline connect gradually behind conductivity tester and the pipe switch connect the water inlet, constitute the desalination route between pipe switch and the water inlet, constitute the regeneration route between pipe switch and the delivery port.
A high organic waste water treatment equipment that contains salt based on mesoporous carbon electrode, its electrically conductive division board one end and organic glass insulating casing one side inner wall fastening connection, one end and organic glass insulating casing opposite side inner wall form the rivers passageway, the rivers passageway that two adjacent electrically conductive division boards correspond is opposite in position on the horizontal direction.
The high-salt-content organic wastewater treatment equipment based on the mesoporous carbon electrode is characterized in that the conductive separation plates are stainless steel plates, and the distance between every two adjacent conductive separation plates is 1 cm.
The high-salt-content organic wastewater treatment equipment based on the mesoporous carbon electrodes is characterized in that the mesoporous carbon electrodes are arranged on the front surface and the back surface of the middle conductive partition plate.
The mesoporous carbon electrode of the high-salt-content organic wastewater treatment equipment based on the mesoporous carbon electrode is a thin skin with the thickness of 100 multiplied by 20 multiplied by 1 mm.
The utility model has the advantages that: the mesoporous carbon material is used as an adsorption electrode, so that the aim of treating the high-salt organic wastewater is fulfilled; through establishing several layers of baffles between water inlet and delivery port to use conducting resin adhesion mesoporous carbon electrode on the baffle surface, exert voltage to it and realize the electro-adsorption desalination to the organic waste water that contains high salt, and considered the recycling of electrode, more green.
Drawings
FIG. 1 is a schematic view of the structure of the treatment apparatus of the present invention;
fig. 2 is a schematic structural diagram of the electric adsorption regeneration device of the present invention.
The figures are numbered: 11-a water storage tank, 12-a conductivity tester, 13-a pipeline switch, 14-an electro-adsorption regeneration device, 21-an organic glass insulation shell, 22-a power supply, 23-a conductive partition plate and 24-a mesoporous carbon electrode.
Detailed Description
The following describes the present invention with reference to the accompanying drawings.
Referring to fig. 1 and 2, the utility model discloses a high salt organic wastewater treatment equipment based on mesoporous carbon electrode, which comprises a water storage tank 11 and an electro-adsorption regeneration device 14 connected with the water storage tank 11 through a pipeline, wherein the electro-adsorption regeneration device 14 comprises an organic glass insulation shell 21 with a water inlet arranged at the upper left side and a water outlet arranged at the lower right side and a plurality of stainless steel conductive partition plates 23 arranged in the organic glass insulation shell 21 in parallel, the surface of the conductive partition plate 23 is adhered with a mesoporous carbon electrode 24 through conductive adhesive, wherein the mesoporous carbon electrode 24 is a thin skin of 100 × 20 × 1 mm, the distance between two adjacent conductive partition plates 23 is 1cm, a group of conductive partition plates 23 fixed at the left side of the inner wall of the organic glass insulation shell 21 is connected with the positive pole of a power supply 22, a group of conductive partition plates 23 fixed at the right side of the inner wall of the organic glass insulation shell, two sets of electrically conductive division boards 23 are crisscross each other, and two adjacent electrically conductive division boards 23 are respectively through the positive negative pole of wire connection power 22, and form the rivers passageway between the electrically conductive division board 23 tip of one side and the organic glass insulating casing 21 inner wall of relative opposite side to two adjacent rivers passageways also are located organic glass insulating casing 21 left and right sides respectively, thereby make the rivers route extension, the pipeline connect gradually behind conductivity tester 12 and the pipeline switch 13 connect the water inlet, constitute the desalination route between pipeline switch 13 and the water inlet, constitute the regeneration route between pipeline switch 13 and the delivery port.
In the high salinity wastewater desalination line shown in fig. 1, the solid line is the high salinity wastewater desalination line, the dotted line is the electro-adsorption device regeneration line, and the wastewater of the regeneration line should be slowly flowing. The electrodes are reversely connected, namely the anode and the cathode of the power supply 22 are changed and then connected with the mesoporous carbon electrode 24, so that the repeated use of the electrodes can be ensured.
The specific preparation process of the porous carbon material electrode comprises the following steps: firstly, preparing RF sol (resorcinol-formaldehyde sol), dissolving 1g of resorcinol and 0.018g of sodium hydroxide in 20-30 ml of ethanol, slowly adding 2ml of formaldehyde solution, and magnetically stirring for 50min at room temperature to obtain light yellow sol. Dissolving 0.50g of F127 in 20ml of ethanol solution, slowly dropwise adding the solution, continuously stirring for 50min, introducing the solution into a watch glass, volatilizing the solvent at the temperature of 30 ℃, self-assembling, and then placing in an oven at 100 ℃ to cure the structure.
Mixing the prepared ordered mesoporous carbon material with a conductive agent and an adhesive according to the mass ratio of 8: 1: 1, uniformly mixing, rolling into slices by a double-roller machine, pressing to about 100 multiplied by 20 multiplied by 1 mm by a mould, shearing the films, placing the cut films into a tube furnace, heating in a high-temperature carbonization atmosphere of nitrogen at a heating rate of 1 ℃/min to 450 ℃, preserving heat for 1h, then heating to 800 ℃, and preserving heat for 5 h.
By using Cl-NaCl solution with the concentration of 600 mg/L is used as simulated high-salinity wastewater, the distance between the partition plates in the electro-adsorption regeneration device 14 is 1cm, the applied power voltage is 1.6V, and the electro-adsorption time is 1 h. The ratio of the conductivity of the desalted water to the conductivity of the original wastewater was finally determined to be about 27%, so Cl-The removal rate was about 67%. Cl compared to conventional activated carbon-The removal rate is about 49% through a test, so that the desalination rate of the mesoporous carbon material is obviously improved.
Judging parameters of mesoporous carbon electrode electro-adsorption test and desalting rate: in order to explore the desalting effect of the electro-adsorption technology on the high-salt-content wastewater, the ion concentration in the wastewater is monitored by testing the conductivity of the solution before and after treatment. The conductivity is directly proportional to the ion concentration in the solution. The electric adsorption technology obtains the optimal ion adsorption amount and the optimal desalting efficiency by controlling the voltage applied to the two ends of the electrode and the electric adsorption time.
The utility model discloses a mesoporous carbon material has increased the aperture when guaranteeing specific surface area to further improve the high desalination rate that contains salt waste water. The electrode prepared by applying the synthesized mesoporous carbon material has a very remarkable effect of electro-adsorption desalination of inorganic salt ions in high-salt-content wastewater, the mesoporous carbon has a large specific surface area and pore volume, the adsorption capacity and desalination rate of the ions are increased, and the electrode is considered to be recycled in the treatment of organic wastewater, so that the electrode is more environment-friendly.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (5)
1. The utility model provides a high organic waste water treatment equipment that contains salt based on mesoporous carbon electrode which characterized in that: including water storage tank (11) and through electro-adsorption regenerating unit (14) that pipeline and water storage tank (11) are connected, electro-adsorption regenerating unit (14) include an organic glass insulating casing (21) of taking into water mouth and delivery port and a plurality of electrically conductive division board (23) of parallel arrangement in organic glass insulating casing (21), mesoporous carbon electrode (24) have been laid on the surface of electrically conductive division board (23), and adjacent two electrically conductive division board (23) are respectively through the positive negative pole of wire connection power (22), the pipeline connect after connecting conductivity tester (12) and pipeline switch (13) in proper order connect the water inlet.
2. The device for treating high-salinity organic wastewater based on mesoporous carbon electrodes according to claim 1, wherein one end of each conductive partition plate (23) is fixedly connected with the inner wall of one side of the organic glass insulating shell (21), one end of each conductive partition plate forms a water flow channel with the inner wall of the other side of the organic glass insulating shell (21), and the water flow channels corresponding to two adjacent conductive partition plates (23) are opposite in position in the horizontal direction.
3. The device for treating high-salinity organic wastewater based on mesoporous carbon electrodes according to claim 1 or 2, characterized in that the conductive separation plates (23) are stainless steel plates, and the distance between two adjacent conductive separation plates (23) is 1 cm.
4. The device for treating organic wastewater with high salt content based on mesoporous carbon electrodes as claimed in claim 1 or 2, wherein mesoporous carbon electrodes (24) are arranged on both the front and back surfaces of the middle conductive partition plate (23).
5. The device for treating high-salinity organic wastewater based on mesoporous carbon electrodes according to claim 1 or 2, characterized in that the mesoporous carbon electrode (24) has a size of 100 x 20 x 1 mm.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111825171A (en) * | 2020-06-12 | 2020-10-27 | 武汉尚源新能环境有限公司 | Preparation method of mesoporous carbon electrode and organic wastewater treatment equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111825171A (en) * | 2020-06-12 | 2020-10-27 | 武汉尚源新能环境有限公司 | Preparation method of mesoporous carbon electrode and organic wastewater treatment equipment |
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Effective date of registration: 20230331 Address after: 430079 Room 101, second floor, building 6B, Putian IOT innovation and R & D base (phase I), east of Dongyuan West Road and north of Gaoxin 4th Road, Donghu Development Zone, Wuhan City, Hubei Province Patentee after: WUHAN SHANGYUAN XINNENG ENVIRONMENT CO.,LTD. Address before: 430223 1st floor, test center building, Luther environmental protection industry R & D base, No. 51, Jiulonghu street, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee before: Wuhan Luther Shangyuan Water Treatment Technology Co.,Ltd. |
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