CN211999003U - Ozone reactor - Google Patents
Ozone reactor Download PDFInfo
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- CN211999003U CN211999003U CN202020031396.7U CN202020031396U CN211999003U CN 211999003 U CN211999003 U CN 211999003U CN 202020031396 U CN202020031396 U CN 202020031396U CN 211999003 U CN211999003 U CN 211999003U
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Abstract
The invention relates to the technical field of industrial wastewater treatment, and provides an ozone reactor which comprises a reaction tower body, a gas distributor and a catalyst packing layer, wherein the reaction tower body comprises a reaction cavity, a liquid inlet and a liquid outlet, and the liquid inlet is used for feeding liquid to be reacted; at least part of the gas distributor is arranged in the reaction cavity and is used for being connected with the gas generator so as to send ozone for reacting with liquid to be reacted into the reaction cavity; the catalyst filler layer is arranged in the reaction cavity, is arranged at intervals with the gas distributor and is used for filling a catalyst; wherein, the catalyst packing layer is arranged between the liquid inlet and the liquid outlet, and the gas distributor is arranged at one side of the reaction cavity close to the liquid inlet so as to lead the ozone to contact with the liquid to be reacted and then to pass through the catalyst packing layer. The catalyst on the catalyst packing layer is subjected to an ozone catalytic oxidation reaction, so that the ozone oxidation effect is enhanced, the ozone utilization efficiency is improved, and the wastewater oxidation efficiency is improved.
Description
Technical Field
The disclosure relates to the technical field of industrial wastewater treatment, in particular to an ozone reactor.
Background
At present, the environmental protection problem is more and more emphasized by people, the water pollution not only affects the ecological environment, but also more directly affects the human health, and the direct source of the water pollution is the discharge of industrial sewage and domestic sewage. Therefore, zero discharge of waste water is important. Particularly, in the coal chemical industry with high energy consumption and high pollution, and most of the coal chemical industry are in areas with abundant coal and relative shortage of water resources, zero emission becomes a necessary choice for the industrial development. The industrial high-concentration brine zero-discharge and resource treatment process requires that under the condition of technical economy and feasibility, the separation and recycling of various substances, such as produced water recycling, salt crystallization or acid and alkali preparation, are realized to the greatest extent. At present, the process of pretreatment, concentration and evaporative crystallization is commonly adopted to treat high-salinity wastewater, zero discharge or near zero discharge is realized, and produced salt solids are recycled or disposed.
In the waste water zero release processing system, waste water is through stages such as biochemical treatment, advanced treatment, its organic matter obtains certain getting rid of, nevertheless through stages such as reuse of reclaimed water, strong brine treatment, the organic matter concentration in the strong brine increases along with the concentration of strong brine, if not get rid of, the organic matter of accumulation in the system will probably exert an influence to concentration process and follow-up evaporation crystallization system to lead to whole zero release system unable normal operating.
Ozone oxidation is a process technology often adopted in a wastewater zero discharge process, however, along with the treatment and concentration of wastewater, organic pollutants in the wastewater are more and more difficult to oxidize, and along with the increase of salt concentration in the wastewater, the ozone oxidation effect is also continuously reduced, and the oxidation efficiency of a conventional ozone oxidation reactor and an ozone oxidation process on organic matters in high-concentration salt water is usually only 20% -50%, so that the requirement of wastewater zero discharge is difficult to meet.
SUMMERY OF THE UTILITY MODEL
It is a primary object of the present disclosure to overcome at least one of the above-mentioned deficiencies of the prior art and to provide an ozone reactor.
The utility model provides an ozone reactor, include:
the reaction tower comprises a reaction tower body, a reaction tower body and a reaction tower, wherein the reaction tower body comprises a reaction cavity, a liquid inlet and a liquid outlet, and the liquid inlet is used for feeding liquid to be reacted;
the gas distributor is at least partially arranged in the reaction cavity and is used for being connected with the gas generator so as to send ozone for reacting with the liquid to be reacted into the reaction cavity;
the catalyst filler layer is arranged in the reaction cavity, is arranged at intervals with the gas distributor and is used for filling a catalyst;
wherein, the catalyst packing layer is arranged between the liquid inlet and the liquid outlet, and the gas distributor is arranged at one side of the reaction cavity close to the liquid inlet so as to lead the ozone to contact with the liquid to be reacted and then to pass through the catalyst packing layer.
In an embodiment of the present invention, the reaction chamber is a circular chamber, and the ratio of the height of the reaction tower body to the maximum diameter of the reaction chamber is in a range of 5:1 to 12:1, or 7:1 to 10: 1.
In one embodiment of the present invention, the reaction chamber comprises a feeding zone, a pre-reaction zone and a reinforced reaction zone, wherein the pre-reaction zone is located between the feeding zone and the reinforced reaction zone;
wherein, at least part of the liquid inlet and the gas distributor are both positioned in the feeding area, and the liquid outlet and the catalyst packing layer are both positioned in the enhanced reaction area.
In one embodiment of the present invention, the height of the pre-reaction zone is in a range of 40% to 60%, or 45% to 55% of the height of the reaction chamber.
In an embodiment of the present invention, the gas distributor comprises:
the gas distribution pipe is at least partially arranged in the reaction cavity and is used for being connected with the gas generator;
the aeration disc is connected with the air distribution pipe.
In an embodiment of the present invention, the ozone reactor further comprises:
the water distribution pipe is connected with the liquid inlet and is provided with a plurality of through holes;
wherein, the water distribution pipe is positioned above the aeration disc, and the catalyst packing layer is positioned above the water distribution pipe.
In one embodiment of the present invention, the catalyst packing layer comprises:
the packing support plate is arranged in the reaction cavity, is connected with the reaction tower body and is used for placing a catalyst;
the water cap is arranged on the filler supporting plate.
In one embodiment of the utility model, the reaction tower body is provided with a flushing port, the flushing port is used for being connected with a flushing device, and the flushing port is communicated with the reaction cavity;
wherein, the flushing port is positioned below the filler supporting plate and above the gas distributor.
The utility model discloses an in the embodiment, be provided with filler hole and operation mouth on the reaction tower body, filler hole and operation mouth all are located the top of filler backup pad, and the operation mouth is close to the filler backup pad setting for the filler hole.
The utility model discloses an in the embodiment, be provided with the drain on the bottom of reaction tower body, the top of reaction tower body is provided with respiratory opening and gas vent, is provided with instrument interface and sight glass on the lateral wall of reaction tower body.
The utility model discloses an ozone reactor sends into ozone to the reaction intracavity through gas distributor, and is provided with the catalyst packing layer in the reaction intracavity, and ozone carries out oxidation treatment to the waste water that gets into by the inlet to along with rivers move to the catalyst packing layer, the catalyst on the catalyst packing layer takes place ozone catalytic oxidation reaction this moment, with this reinforcing ozone oxidation effect, improves ozone utilization efficiency, thereby improves the oxidation efficiency to waste water.
Drawings
Various objects, features and advantages of the present disclosure will become more apparent from the following detailed description of preferred embodiments thereof, when considered in conjunction with the accompanying drawings. The drawings are merely exemplary illustrations of the disclosure and are not necessarily drawn to scale. In the drawings, like reference characters designate the same or similar parts throughout the different views. Wherein:
fig. 1 is a schematic structural diagram showing an ozone reactor according to an exemplary embodiment.
The reference numerals are explained below:
10. a reaction tower body; 11. a reaction chamber; 111. a dosing zone; 112. a pre-reaction zone; 113. a strengthening reaction zone; 12. a liquid inlet; 13. a liquid outlet; 14. flushing the opening; 15. an access hole; 16. an operation port; 17. a sewage draining outlet; 18. a breathing port; 19. an exhaust port; 20. a gas distributor; 21. an air distribution pipe; 22. an aeration disc; 23. an air inlet interface; 30. a catalyst packing layer; 31. a packing support plate; 32. a water cap; 40. a water distribution pipe; 50. reserving an interface; 60. a sight glass; 70. an instrument interface; 80. and (4) a filling opening.
Detailed Description
Exemplary embodiments that embody features and advantages of the present disclosure are described in detail below in the specification. It is to be understood that the disclosure is capable of various modifications in various embodiments without departing from the scope of the disclosure, and that the description and drawings are to be regarded as illustrative in nature, and not as restrictive.
In the following description of various exemplary embodiments of the disclosure, reference is made to the accompanying drawings, which form a part hereof, and in which are shown by way of illustration various exemplary structures, systems, and steps in which aspects of the disclosure may be practiced. It is to be understood that other specific arrangements of parts, structures, example devices, systems, and steps may be utilized and structural and functional modifications may be made without departing from the scope of the present disclosure. Moreover, although the terms "over," "between," "within," and the like may be used in this specification to describe various example features and elements of the disclosure, these terms are used herein for convenience only, e.g., in accordance with the orientation of the examples in the figures. Nothing in this specification should be construed as requiring a specific three dimensional orientation of structures in order to fall within the scope of this disclosure.
An embodiment of the present invention provides an ozone reactor, referring to fig. 1, the ozone reactor includes: the reaction tower comprises a reaction tower body 10, wherein the reaction tower body 10 comprises a reaction cavity 11, a liquid inlet 12 and a liquid outlet 13, and the liquid inlet 12 is used for feeding liquid to be reacted; a gas distributor 20, at least part of the gas distributor 20 being arranged in the reaction chamber 11 for connection with a gas generator for feeding ozone for reaction with the liquid to be reacted into the reaction chamber 11; the catalyst filler layer 30 is arranged in the reaction cavity 11, is arranged at an interval with the gas distributor 20 and is used for filling a catalyst; wherein, the catalyst packing layer 30 is located between the liquid inlet 12 and the liquid outlet 13, and the gas distributor 20 is disposed at one side of the reaction chamber 11 close to the liquid inlet 12, so that the ozone passes through the catalyst packing layer 30 after contacting with the liquid to be reacted.
The utility model discloses an ozone reactor sends into ozone in to reaction chamber 11 through gas distributor 20, and is provided with catalyst packing layer 30 in reaction chamber 11, and ozone carries out oxidation treatment to the waste water that gets into by inlet 12 to along with rivers move to catalyst packing layer 30, the catalyst on the catalyst packing layer 30 takes place ozone catalytic oxidation reaction this moment, with this ozone oxidation effect of reinforceing, improves ozone utilization efficiency, thereby improves the oxidation efficiency to waste water.
In one embodiment, the gas generator sends ozone into the reaction chamber 11 through the gas distributor 20, and the liquid to be reacted enters the reaction chamber 11 through the liquid inlet 12, at this time, there is no catalytic effect in the reaction between ozone and the liquid to be reacted, and when ozone and the liquid to be reacted move to the catalyst packing layer 30, the catalyst generates a catalytic effect, so as to improve the reaction rate, and the catalyst is arranged to achieve the effect of reaction enhancement.
In one embodiment, the reaction tower body 10 is made of an oxidation-resistant, high-salt-resistant dual-phase steel.
In one embodiment, the reaction chamber 11 is a circular chamber, and the ratio of the height of the reaction column body 10 to the maximum diameter of the reaction chamber 11 is in the range of 5:1 to 12:1, or 7:1 to 10: 1.
In one embodiment, as shown in fig. 1, the reaction chamber 11 comprises a dosing zone 111, a pre-reaction zone 112, and an enhanced reaction zone 113, the pre-reaction zone 112 being located between the dosing zone 111 and the enhanced reaction zone 113; wherein, the liquid inlet 12 and at least part of the gas distributor 20 are both located in the feeding area 111, and the liquid outlet 13 and the catalyst packing layer 30 are both located in the enhanced reaction area 113. The feeding area 111 is used for receiving ozone and liquid to be reacted, the pre-reaction area 112 is used for carrying out primary reaction on the ozone and the liquid to be reacted, and after the reaction reaches a certain period of time, the ozone flows into the reinforced reaction area 113, and at the moment, the reaction rate is improved under the catalytic action of the catalyst.
In one embodiment, the height of the pre-reaction zone 112 is in a range of 40% to 60%, or 45% to 55% of the height of the reaction chamber 11. The height ratio of the pre-reaction zone 112 is large, and the large height ratio is beneficial to increasing the travel of ozone in the liquid to be reacted, increasing the contact time of gas phase and liquid phase, realizing full contact mixing and enhancing the reaction effect.
In one embodiment, as shown in FIG. 1, the gas distributor 20 comprises: the gas distribution pipe 21, at least part of the gas distribution pipe 21 is arranged in the reaction cavity 11 and is used for connecting with the gas generator; the aeration disc 22, the aeration disc 22 is connected with the air distribution pipe 21. The feeding area 111 is provided with an air distribution pipe 21, the air distribution pipe 21 is connected with an external ozone pipeline, a gas flowmeter is arranged on the external ozone pipeline, the ozone feeding amount can be adjusted to achieve the optimal treatment effect, the air distribution pipe 21 is in threaded connection with an aeration disc 22, and the aperture of micropores of the aeration disc 22 is 30-50 mu m. Wherein, the aeration disc 22 can be a titanium plate aeration disc, and the aperture of the micropore of the aeration disc is 50 μm. In practical application, the type, material and pore size of the aeration disc can be selected according to water quality, and are not specifically limited herein. The gas distribution pipe 21 has a gas inlet port 23 at one end outside the reaction chamber 11 for connecting with a gas generator.
In one embodiment, as shown in fig. 1, the ozone reactor further comprises: the water distribution pipe 40 is connected with the liquid inlet 12, and a plurality of through holes are formed in the water distribution pipe 40; wherein, the water distribution pipe 40 is positioned above the aeration disc 22, and the catalyst packing layer 30 is positioned above the water distribution pipe 40. The water distribution pipe 40 is an annular water distribution pipe, and a plurality of through holes can be uniformly distributed on the water distribution pipe 40.
In one embodiment, the side wall of the reaction tower body 10 is provided with a service opening 15, and the service opening 15 is positioned above the liquid inlet 12 and used for installing and servicing the aeration disc 22.
In one embodiment, as shown in FIG. 1, catalyst packing layer 30 includes: the packing support plate 31 is arranged in the reaction cavity 11, is connected with the reaction tower body 10 and is used for placing a catalyst; a water cap 32, the water cap 32 being disposed on the packing support plate 31.
In one embodiment, the reinforced reaction zone 113 is provided with a filler support plate 31, the material of the filler support plate 31 is dual-phase steel 2205, and the filler support plate 31 is welded and fixed with the periphery of the reaction tower body 10; a plurality of water caps 32 are uniformly distributed on the packing support plate 31, and the material of the water caps can be selected from ABS/PP. When the liquid to be reacted is sewage, the catalyst is preferably an alumina supported particle catalyst with the diameter of 3mm-5mm, ozone bubbles in the pre-reaction zone 112 gradually grow after rising to a certain height, the solid particle catalyst filled in the reinforced reaction zone 113 can effectively cut large ozone bubbles, so that gas, liquid and solid phases are fully contacted, the mass transfer effect is improved, and a catalytic oxidation reaction is performed under the action of the catalyst, so that organic matters are further removed. The liquid outlet 13 is located above the enhanced reaction zone 113, the reserved interface 50 is used as a spare water outlet and located below the liquid outlet 13, and when the reactor is operated in series, the liquid level in each ozone reactor can be balanced by selecting different water outlets with different heights. In practical applications, the type of the catalyst and the size of the diameter can be selected according to the type of the water to be treated or the effect of a pilot test, and are not particularly limited herein.
In one embodiment, as shown in fig. 1, a washing port 14 is provided on the reaction tower body 10, the washing port 14 is used for connecting with a washing device, and the washing port 14 is communicated with the reaction chamber 11; wherein the flushing port 14 is located below the packing support plate 31 and above the gas distributor 20. The side wall of the pre-reaction zone 112 is provided with a flushing port 14, the flushing port 14 is externally connected with a flushing water pipe and a compressed air pipeline, and gas and water can realize gas washing or water washing of the packing support plate 31 through the water cap 32 to remove pollutants accumulated in the packing support plate 31.
In one embodiment, as shown in fig. 1, the reaction column body 10 is provided with a filling port 80 and an operation port 16, the filling port 80 and the operation port 16 are both located above the filling support plate 31, and the operation port 16 is located close to the filling support plate 31 relative to the filling port 80. The operation port 16 is a hand hole for loading and cleaning the catalyst, and the filling port 80 is a manhole with a larger diameter for allowing a human body to pass through, so as to realize the operations of loading and cleaning.
In one embodiment, as shown in fig. 1, a sewage draining outlet 17 is provided on the bottom of the reaction tower body 10, a breathing outlet 18 and an exhaust outlet 19 are provided on the top of the reaction tower body 10, and an instrument interface 70 and a viewing mirror 60 are provided on the sidewall of the reaction tower body 10.
In one embodiment, three viewing mirrors 60 are provided on the side wall of the reaction column body 10 for observing the gas-water mixture state or the change of chromaticity. The side wall of the reaction tower body 10 is provided with 2 instrument interfaces 70 for installing a liquid level meter and observing the liquid level in the tower; the top of the reaction tower body 10 is provided with a breathing port 18 and an exhaust port 19, residual ozone is discharged to the tail gas destructor through the exhaust port 19 for treatment, the breathing port 18 is connected with a breathing valve, the micro negative pressure state of the reaction tower body 10 is maintained, and the ozone reactor is protected. The drain outlet 17 provided on the bottom of the reaction tower body 10 is used for draining the liquid in the reaction tower body 10.
In accordance with a specific embodiment of the present invention, an ozone oxidation apparatus is provided:
for a certain coal chemical industry enterprise, the quality of the strong brine water is as follows: 10m3/h, COD1500mg/L (chemical oxygen demand), TDS140000mg/L-170000mg/L (total dissolved solids). The ozone reactor is adopted for treatment, the ozone oxidation device is connected in three stages in series, namely three ozone reactors are connected in series in sequence, the total hydraulic retention time is 4 h-5 h, the ratio of the height to the diameter of the ozone reactor is preferably 5: 1-12: 1, the further preference is 7: 1-10: 1, and the material of the reaction tower body 10 is preferably dual-phase steel 2205.
As shown in fig. 1, the reaction tower body 10 is divided into a feeding zone 111, a pre-reaction zone 112 and an enhanced reaction zone 113 from bottom to top in sequence.
Ozone gas distribution pipelines (gas distribution pipes 21) are distributed in the ozone adding area (adding area 111), the ozone gas distribution pipelines are connected with an external ozone pipeline, and a gas flowmeter is arranged on the external ozone pipeline, so that the ozone adding amount can be adjusted according to the water quality and the water quantity of sewage to be treated, and the optimal treatment effect is achieved. The ozone gas distribution pipeline is connected with the aeration disc 22 by screw thread, the titanium plate aeration disc is preferred in the embodiment, and the aperture of the micro-hole of the aeration disc is 50 μm.
The side wall of the ozone adding area is provided with a water inlet (a liquid inlet 12), the water inlet is connected with an external water inlet pipeline, a water distribution pipe (a water distribution pipe 40) in the tower is communicated with the water inlet, in the embodiment, an annular water distribution pipe is adopted, holes are uniformly formed in the pipe, and the uniform water distribution is ensured; the side wall of the ozone adding area is provided with an access hole 15 for installing and overhauling an aeration disc 22; the bottom of the reaction tower body 10 is provided with a drain outlet 17 for draining liquid in the tower.
The pre-oxidation zone (pre-reaction zone 112) is an empty tower structure, the micro ozone bubbles generated by the aeration disc 22 and the inlet water flow upward in the same direction, and the proportion of the height of the pre-oxidation zone in the total height is preferably 40% to 60%, and more preferably 45% to 55%. The large height ratio is beneficial to increasing the stroke of ozone bubbles in water, increasing the contact time of gas phase and liquid phase, realizing full contact mixing and enhancing the oxidation reaction effect of ozone and organic matters.
The reinforced oxidation zone (reinforced reaction zone 113) is an ozone catalytic oxidation reaction zone, a filler supporting layer (catalyst filler layer 30) is arranged, the material of the supporting plate (filler supporting plate 31) is dual-phase steel 2205, and the supporting plate is welded and fixed with the periphery of the reaction tower body 10; water caps 32 are uniformly distributed on the supporting plate. In the embodiment, the material of the water cap is preferably ABS/PP, and the alumina supported granular catalyst with the diameter of 3mm-5mm is preferred. Ozone bubbles in the pre-oxidation zone can become larger gradually after rising to a certain height, and solid particle catalysts are filled in the reinforced oxidation zone to effectively cut large ozone bubbles, so that gas, liquid and solid phases are in full contact, the mass transfer effect is improved, and a catalytic oxidation reaction is performed under the action of the catalysts to further remove organic matters. The water outlet (liquid outlet 13) is positioned above the reinforced oxidation zone, the reserved interface 50 is used as a spare water outlet and positioned below the water outlet, and when the reactor is operated in series, the liquid level in each ozone reactor can be balanced by selecting different water outlets with different heights. In practical application, the type and diameter of the catalyst can be selected according to the type of water to be treated or the effect of a small test.
The side wall of the pre-oxidation area is provided with a flushing port 14, the flushing port 14 is externally connected with a flushing water pipe and a compressed air pipeline, and gas and water are used for realizing gas washing or water washing of the catalyst layer through a water cap 32 to remove pollutants accumulated in the packing layer. The side wall of the reaction tower body 10 is provided with a sight glass 60 for observing the gas-water mixing state or the chromaticity change; the side wall of the reaction tower body 10 is provided with an instrument interface 70 for installing a liquid level meter and observing the liquid level in the tower; reaction tower body 10 top sets up respiratory opening 18, gas vent 19, and residual ozone discharges to tail gas destroyer through gas vent 19 and handles, and respiratory opening 18 is connected with the breather valve, maintains the oxidation tower and slightly negative pressure state, and protects ozone oxidation device.
In this embodiment, three-stage series operation is adopted, the water outlet of the first-stage ozone reactor is connected with the water inlet pipeline of the second-stage ozone reactor, the water outlet of the second-stage ozone reactor is connected with the water inlet pipeline of the third-stage ozone reactor, and the water outlet of the third-stage ozone reactor is externally connected with a final water production pipeline. After three-stage oxidation treatment, the final product water COD is 240mg/L, and the removal rate reaches 84%. The organic matter removing effect is far better than that of the common structure ozone reactor.
The utility model discloses an ozone reactor is an ozone oxidation reactor who gets rid of organic pollutant in industrial waste water treatment system, through the structural design who improves ozone oxidation reactor, optimizes ozone reactor's height-diameter ratio, increases the mass transfer of ozone in aqueous to take place ozone catalytic oxidation reaction strengthening the oxidation zone, reinforce ozone oxidation effect, improve ozone utilization efficiency.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. The present invention is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and exemplary embodiments be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that 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 (10)
1. An ozone reactor, comprising:
the reaction tower comprises a reaction tower body (10), wherein the reaction tower body (10) comprises a reaction cavity (11), a liquid inlet (12) and a liquid outlet (13), and the liquid inlet (12) is used for feeding liquid to be reacted;
a gas distributor (20), at least part of said gas distributor (20) being arranged inside said reaction chamber (11) for connection to a gas generator for feeding ozone into said reaction chamber (11) for reacting with said liquid to be reacted;
the catalyst filler layer (30) is arranged in the reaction cavity (11), is arranged at a distance from the gas distributor (20) and is used for filling catalyst;
the catalyst packing layer (30) is positioned between the liquid inlet (12) and the liquid outlet (13), and the gas distributor (20) is arranged on one side of the reaction cavity (11) close to the liquid inlet (12) so that the ozone passes through the catalyst packing layer (30) after contacting with the liquid to be reacted.
2. An ozone reactor according to claim 1, characterized in that the reaction chamber (11) is a circular chamber and the ratio of the height of the reaction column body (10) to the maximum diameter of the reaction chamber (11) is in the range of 5:1 to 12:1, or 7:1 to 10: 1.
3. An ozone reactor according to claim 1, characterized in that the reaction chamber (11) comprises a dosing zone (111), a pre-reaction zone (112) and an enhanced reaction zone (113), the pre-reaction zone (112) being located between the dosing zone (111) and the enhanced reaction zone (113);
wherein at least part of the liquid inlet (12) and at least part of the gas distributor (20) are both positioned in the feeding area (111), and the liquid outlet (13) and the catalyst packing layer (30) are both positioned in the enhanced reaction area (113).
4. An ozone reactor according to claim 3, characterised in that the proportion of the height of the pre-reaction zone (112) to the height of the reaction chamber (11) is in the range 40% to 60%, or 45% to 55%.
5. An ozone reactor according to any of claims 1-4, characterized in that the gas distributor (20) comprises:
the gas distribution pipe (21), at least part of the gas distribution pipe (21) is arranged in the reaction cavity (11) and is used for connecting with the gas generator;
the aeration disc (22), aeration disc (22) with cloth trachea (21) are connected.
6. An ozone reactor according to claim 5, wherein the ozone reactor further comprises:
the water distribution pipe (40), the water distribution pipe (40) is connected with the liquid inlet (12), and a plurality of through holes are formed in the water distribution pipe (40);
wherein the water distribution pipe (40) is positioned above the aeration disc (22), and the catalyst packing layer (30) is positioned above the water distribution pipe (40).
7. An ozone reactor according to any of claims 1-4, characterized in that the catalyst packing layer (30) comprises:
the packing support plate (31), the packing support plate (31) is arranged in the reaction cavity (11), is connected with the reaction tower body (10) and is used for placing the catalyst;
a water cap (32), the water cap (32) being disposed on the packing support plate (31).
8. An ozone reactor according to claim 7, characterized in that the reaction tower body (10) is provided with flushing ports (14), the flushing ports (14) are used for connecting with flushing devices, and the flushing ports (14) are communicated with the reaction chamber (11);
wherein the flushing port (14) is located below the packing support plate (31) and above the gas distributor (20).
9. An ozone reactor according to claim 7, characterized in that the reaction column body (10) is provided with a filler opening (80) and an operation opening (16), the filler opening (80) and the operation opening (16) are both located above the filler support plate (31), and the operation opening (16) is located close to the filler support plate (31) with respect to the filler opening (80).
10. An ozone reactor according to claim 1, characterized in that a sewage draining outlet (17) is arranged on the bottom of the reaction tower body (10), a breathing outlet (18) and an exhaust outlet (19) are arranged on the top of the reaction tower body (10), and an instrument interface (70) and a viewing mirror (60) are arranged on the side wall of the reaction tower body (10).
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113429010A (en) * | 2021-05-28 | 2021-09-24 | 郑州大学综合设计研究院有限公司 | Ozone and active carbon advanced treatment waste water's device in coordination |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113429010A (en) * | 2021-05-28 | 2021-09-24 | 郑州大学综合设计研究院有限公司 | Ozone and active carbon advanced treatment waste water's device in coordination |
CN113429010B (en) * | 2021-05-28 | 2023-08-22 | 郑州大学综合设计研究院有限公司 | Device and method for advanced wastewater treatment by cooperation of ozone and activated carbon |
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