CN214004168U - Pilot plant for advanced catalytic oxidation sewage treatment process by ozone - Google Patents
Pilot plant for advanced catalytic oxidation sewage treatment process by ozone Download PDFInfo
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- CN214004168U CN214004168U CN202120891393.5U CN202120891393U CN214004168U CN 214004168 U CN214004168 U CN 214004168U CN 202120891393 U CN202120891393 U CN 202120891393U CN 214004168 U CN214004168 U CN 214004168U
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Abstract
The embodiment of the utility model provides an advanced catalytic oxidation sewage advanced treatment technology pilot-scale unit of ozone, include: the advanced catalytic oxidation reaction device is provided with an air inlet, a water inlet, an air outlet and a water outlet; the air inlet device is communicated with an air inlet of the advanced catalytic oxidation reaction device; the sewage filtering device is communicated with the water inlet of the advanced catalytic oxidation reaction device; and the ozone tail gas treatment device is communicated with the gas outlet of the advanced catalytic oxidation reaction device. The embodiment of the utility model discloses an embodiment has realized carrying out abundant and efficient degradation to the organic matter of difficult degradation in the sewage.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a pilot plant for advanced catalytic oxidation sewage treatment process by ozone.
Background
The problem of environmental pollution is becoming more serious with the development of industry and urbanization, wherein the problem of water pollution needs to be paid attention particularly, and untreated industrial sewage and domestic sewage flow into rivers and lakes in large quantities to cause pollution of clean water sources, so that sewage treatment needs to be carried out on sewage to be discharged, and reasonable discharge can be carried out only when the sewage reaches the discharge standard. In the prior art, the organic matters which are difficult to degrade are difficult to treat and low in efficiency through a sewage treatment plant, and the organic matters which are difficult to degrade still remain in the treated sewage.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pilot plant for advanced catalytic oxidation sewage treatment process by ozone. The organic matters which are difficult to degrade in the sewage are degraded fully and efficiently.
In order to solve the above technical problem, an embodiment of the present invention provides the following solutions:
the utility model provides a pilot plant of advanced catalytic oxidation sewage advanced treatment process of ozone, include:
the advanced catalytic oxidation reaction device is provided with an air inlet, a water inlet, an air outlet and a water outlet;
the air inlet device is communicated with an air inlet of the advanced catalytic oxidation reaction device;
the sewage filtering device is communicated with the water inlet of the advanced catalytic oxidation reaction device; and
and the ozone tail gas treatment device is communicated with the gas outlet of the advanced catalytic oxidation reaction device.
Optionally, the advanced catalytic oxidation reaction apparatus includes: the device comprises a first-stage advanced catalytic oxidation reaction device, a second-stage advanced catalytic oxidation reaction device and a third-stage advanced catalytic oxidation reaction device which are arranged in a cascade manner.
Alternatively to this, the first and second parts may,
the first-stage advanced catalytic oxidation reaction device is provided with a first-stage air inlet, a first-stage air outlet, a first-stage water inlet and a first-stage water outlet;
the second-stage advanced catalytic oxidation reaction device is provided with a second-stage air inlet, a second-stage air outlet, a second-stage water inlet and a second-stage water outlet;
the three-stage advanced catalytic oxidation reaction device is provided with a three-stage air inlet, a three-stage air outlet, a three-stage water inlet and a three-stage water outlet;
the primary air inlet, the secondary air inlet and the tertiary air inlet are respectively communicated with the air inlet device, and the primary air outlet, the secondary air outlet and the tertiary air outlet are respectively communicated with the ozone tail gas treatment device;
the primary water inlet is communicated with the sewage filtering device, the secondary water inlet is communicated with the primary water outlet, the tertiary water inlet is communicated with the secondary water outlet, and the tertiary water outlet is connected to a water outlet pool.
Optionally, a pore plate, a support layer and a transition metal catalyst layer are respectively and sequentially arranged inside the first-stage advanced catalytic oxidation reaction device, the second-stage advanced catalytic oxidation reaction device and the third-stage advanced catalytic oxidation reaction device;
wherein the transition metal catalyst layer comprises at least three transition metal catalysts.
Optionally, the advanced catalytic oxidation reaction apparatus further includes: a titanium plate aeration disc and an oxidation-reduction potential ORP detection device.
Optionally, the air inlet device comprises an ozone generating device, an anti-return water tank and an ozone distribution and adding unit which are sequentially communicated, and an outlet of the ozone distribution and adding unit is communicated with the primary air inlet.
Optionally, the ozone distribution and addition unit comprises an air inlet check valve, an air inlet adjusting valve and an ozone gas control flowmeter.
Optionally, the inlet of the sewage filtering device is connected to the sewage inlet, and the outlet is communicated with the primary water inlet.
Optionally, the pilot plant of advanced catalytic ozonation sewage advanced treatment process further comprises: and the Chemical Oxygen Demand (COD) detection system is connected with the advanced catalytic oxidation reaction device.
The above technical scheme of the utility model at least include following beneficial effect:
the above technical scheme of the utility model, include: the advanced catalytic oxidation reaction device is provided with an air inlet, a water inlet, an air outlet and a water outlet; the air inlet device is communicated with an air inlet of the advanced catalytic oxidation reaction device; the sewage filtering device is communicated with the water inlet of the advanced catalytic oxidation reaction device; and the ozone tail gas treatment device is communicated with the gas outlet of the advanced catalytic oxidation reaction device. The high-efficiency treatment of organic matters difficult to degrade in sewage is realized.
Drawings
FIG. 1 is a schematic structural diagram of a pilot plant of an advanced catalytic ozonation wastewater treatment process according to an embodiment of the present invention;
the attached drawings indicate the following:
1-advanced catalytic oxidation reaction device; 2-an air intake device; 3-a sewage filtering device; 4-an ozone tail gas treatment device; 11-a first-grade advanced catalytic oxidation reaction device; 12-a second-stage advanced catalytic oxidation reaction device; 13-three-stage advanced catalytic oxidation reaction device; 21-an ozone generating device; 22-water return prevention tank; 23-ozone distribution and addition unit.
Detailed Description
Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
As shown in figure 1, the utility model provides a pilot plant of advanced catalytic oxidation sewage advanced treatment process of ozone, include:
the advanced catalytic oxidation reaction device 1 is characterized in that an air inlet, a water inlet, an air outlet and a water outlet are arranged on the advanced catalytic oxidation reaction device 1;
an air inlet device 2 communicated with the air inlet of the advanced catalytic oxidation reaction device 1;
a sewage filtering device 3 communicated with the water inlet of the advanced catalytic oxidation reaction device 1; and
and the ozone tail gas treatment device 4 is communicated with the gas outlet of the advanced catalytic oxidation reaction device 1.
Wherein the advanced catalytic oxidation reaction apparatus 1 comprises: a first-stage advanced catalytic oxidation reaction device 11, a second-stage advanced catalytic oxidation reaction device 12 and a third-stage advanced catalytic oxidation reaction device 13 which are arranged in a cascade way.
In the embodiment, the pilot plant of the advanced catalytic ozonation sewage advanced treatment process is preferably arranged in the container; sewage enters the advanced catalytic oxidation reaction device 1 through the sewage filtering device 3, ozone enters the advanced catalytic oxidation reaction device 1 through the air inlet device 2, the treated sewage is discharged through a water outlet of the advanced catalytic oxidation reaction device 1 finally through the cascaded first-level advanced catalytic oxidation reaction device 11, the cascaded second-level advanced catalytic oxidation reaction device 12 and the cascaded third-level advanced catalytic oxidation reaction device 13 in the advanced catalytic oxidation reaction device 1, and ozone tail gas generated in the process is treated and discharged through the ozone tail gas treatment device 4. The high-efficiency treatment of organic matters difficult to degrade in sewage is realized.
As shown in fig. 1, in an optional embodiment of the present invention, a primary air inlet, a primary air outlet, a primary water inlet, and a primary water outlet are disposed on the primary advanced catalytic oxidation reaction device 11;
the second-stage advanced catalytic oxidation reaction device 12 is provided with a second-stage air inlet, a second-stage air outlet, a second-stage water inlet and a second-stage water outlet;
the three-stage advanced catalytic oxidation reaction device 13 is provided with a three-stage air inlet, a three-stage air outlet, a three-stage water inlet and a three-stage water outlet;
the primary air inlet, the secondary air inlet and the tertiary air inlet are respectively communicated with the air inlet device 2, and the primary air outlet, the secondary air outlet and the tertiary air outlet are respectively communicated with the ozone tail gas treatment device 4;
the primary water inlet is communicated with the sewage filtering device 3, the secondary water inlet is communicated with the primary water outlet, the tertiary water inlet is communicated with the secondary water outlet, and the tertiary water outlet is connected to a water outlet pool.
In this embodiment, after the sewage is primarily filtered by the sewage filtering device 3, the sewage enters the first-stage advanced catalytic oxidation reaction device 11 through the first-stage water inlet to perform the first-stage advanced catalytic oxidation reaction with ozone, then enters the second-stage advanced catalytic oxidation reaction device 12 through the second-stage water inlet from the first-stage water outlet to perform the second-stage advanced catalytic oxidation reaction with ozone, finally enters the third-stage advanced catalytic oxidation reaction device 13 through the third-stage water inlet from the second-stage water outlet to perform the third-stage advanced catalytic oxidation reaction with ozone, and the sewage is discharged from the third-stage water outlet to the water outlet tank after the treatment of the first-stage to third-stage advanced catalytic oxidation reactions, so that the organic matter degradation of the sewage is realized.
Further, in an optional embodiment of the present invention, a pore plate, a supporting layer and a transition metal catalyst layer are sequentially disposed inside the first-stage advanced catalytic oxidation reaction device 11, the second-stage advanced catalytic oxidation reaction device 12 and the third-stage advanced catalytic oxidation reaction device 13, respectively;
wherein the transition metal catalyst layer comprises at least three transition metal catalysts.
In this embodiment, the transition metal catalyst layer is jointly treated by three different transition metal catalysts, and the wastewater is jointly treated by three different transition metal catalysts, so that the degradation of organic matters can be efficiently realized.
In an optional embodiment of the present invention, the advanced catalytic oxidation reaction apparatus 1 further comprises: a titanium plate aeration disc and an oxidation-reduction potential ORP detection device.
In the embodiment, the titanium plate aeration disc is used for increasing the mixing rate of ozone and sewage, so that more efficient catalytic oxidation reaction is achieved; the oxidation-reduction potential ORP detection device is used for accurately measuring the oxidation-reduction potential value and temperature in sewage, and is convenient for operators to monitor.
The utility model relates to an optional embodiment, air inlet unit 2 is including ozone generating device 21 that communicates in proper order, prevent returning water pitcher 22 and ozone distribution and throw feeder unit 23, ozone distribution throw feeder unit 23 export with the one-level air inlet intercommunication.
Wherein, the ozone distributing and adding unit 23 comprises an air inlet check valve, an air inlet adjusting valve and an ozone gas control flow meter.
In this embodiment, the air inlet device 2 is used for delivering ozone gas to the advanced catalytic oxidation reaction device 1, and specifically includes an ozone generating device 21, an anti-backflow water tank 22 and an ozone distributing and adding unit 23, wherein the ozone generating device 21 is used for adding ozone; the water return prevention tank 22 can prevent the sewage from flowing into the ozone generating device 21 to cause production accidents; ozone is distributed to the advanced catalytic oxidation reaction device 1 by the ozone distribution adding unit 23, advanced catalytic oxidation reaction treatment is carried out on sewage, a gas inlet check valve in the ozone distribution adding unit 23 is used for preventing ozone from flowing backwards, a gas inlet adjusting valve is convenient for operators to adjust and control the gas inlet device 2 of ozone, an ozone gas control flowmeter is used for recording the amount of ozone gas flowing through, and the operators are convenient to monitor and manage the flow of ozone.
As shown in fig. 1, in an optional embodiment of the present invention, the inlet of the sewage filtering apparatus 3 is connected to the sewage inlet, and the outlet is communicated with the primary water inlet.
In this embodiment, sewage filter device 3's entry linkage sewage water inlet is introduced sewage filter device 3 with sewage and is carried out preliminary filtration treatment, and export intercommunication one-level water inlet carries out further advanced catalytic oxidation reaction in introducing advanced catalytic oxidation reaction unit 1 with sewage after preliminary filtration treatment and handles.
The utility model discloses an optional embodiment, ozone advanced catalytic oxidation sewage advanced treatment technology pilot-scale unit still includes: and the Chemical Oxygen Demand (COD) detection system is connected with the advanced catalytic oxidation reaction device 1.
In this embodiment, chemical oxygen demand is an important index of organic pollution of water, and chemical oxygen demand COD detection system is connected with advanced catalytic oxidation reaction apparatus 1 to detect chemical oxygen demand in the treated sewage, so as to realize more intuitive detection of organic matter treatment effect in the sewage.
The embodiment of the utility model comprises an advanced catalytic oxidation reaction device 1, wherein the advanced catalytic oxidation reaction device 1 is provided with an air inlet, a water inlet, an air outlet and a water outlet; an air inlet device 2 communicated with the air inlet of the advanced catalytic oxidation reaction device 1; a sewage filtering device 3 communicated with the water inlet of the advanced catalytic oxidation reaction device 1; and an ozone tail gas treatment device 4 communicated with the gas outlet of the advanced catalytic oxidation reaction device 1. The method realizes efficient degradation of organic matters which are difficult to degrade in the sewage, and achieves the effect of sewage treatment.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The pilot plant for the advanced catalytic oxidation sewage treatment process by ozone is characterized by comprising the following components:
the advanced catalytic oxidation reaction device (1) is provided with an air inlet, a water inlet, an air outlet and a water outlet;
the air inlet device (2) is communicated with an air inlet of the advanced catalytic oxidation reaction device (1);
the sewage filtering device (3) is communicated with the water inlet of the advanced catalytic oxidation reaction device (1); and
and the ozone tail gas treatment device (4) is communicated with the gas outlet of the advanced catalytic oxidation reaction device (1).
2. The pilot plant of advanced catalytic ozone oxidation sewage treatment process according to claim 1, wherein the advanced catalytic oxidation reaction device (1) comprises: the device comprises a first-stage advanced catalytic oxidation reaction device (11), a second-stage advanced catalytic oxidation reaction device (12) and a third-stage advanced catalytic oxidation reaction device (13) which are arranged in a cascade manner.
3. The pilot plant of advanced catalytic ozonation wastewater treatment process according to claim 2,
the first-stage advanced catalytic oxidation reaction device (11) is provided with a first-stage air inlet, a first-stage air outlet, a first-stage water inlet and a first-stage water outlet;
the second-stage advanced catalytic oxidation reaction device (12) is provided with a second-stage air inlet, a second-stage air outlet, a second-stage water inlet and a second-stage water outlet;
the three-stage advanced catalytic oxidation reaction device (13) is provided with a three-stage air inlet, a three-stage air outlet, a three-stage water inlet and a three-stage water outlet;
the primary air inlet, the secondary air inlet and the tertiary air inlet are respectively communicated with the air inlet device (2), and the primary air outlet, the secondary air outlet and the tertiary air outlet are respectively communicated with the ozone tail gas treatment device (4);
the primary water inlet is communicated with the sewage filtering device (3), the secondary water inlet is communicated with the primary water outlet, the tertiary water inlet is communicated with the secondary water outlet, and the tertiary water outlet is connected to a water outlet pool.
4. The pilot plant of the advanced catalytic ozonation wastewater treatment process according to claim 3, wherein a pore plate, a support layer and a transition metal catalyst layer are sequentially arranged inside the primary advanced catalytic ozonation reaction device (11), the secondary advanced catalytic ozonation reaction device (12) and the tertiary advanced catalytic ozonation reaction device (13) respectively;
wherein the transition metal catalyst layer comprises at least three transition metal catalysts.
5. The pilot plant of advanced catalytic ozone oxidation sewage treatment process according to claim 2, wherein the advanced catalytic oxidation reaction device (1) further comprises: a titanium plate aeration disc and an oxidation-reduction potential ORP detection device.
6. The pilot plant of advanced catalytic oxidation sewage treatment process of ozone according to claim 3, wherein the air inlet device (2) comprises an ozone generating device (21), a water return prevention tank (22) and an ozone distribution and addition unit (23) which are sequentially communicated, and an outlet of the ozone distribution and addition unit (23) is communicated with the primary air inlet.
7. The pilot plant for the advanced catalytic oxidation sewage treatment process of ozone according to claim 6, wherein the ozone distribution and addition unit (23) comprises an air inlet check valve, an air inlet adjusting valve and an ozone gas control flowmeter.
8. The pilot plant for the advanced catalytic ozonation wastewater treatment process according to claim 3, wherein an inlet of the wastewater filtering device (3) is connected to a wastewater inlet, and an outlet of the wastewater filtering device is communicated with the primary water inlet.
9. The pilot plant of advanced catalytic ozonation wastewater advanced treatment process according to claim 1, further comprising: and the Chemical Oxygen Demand (COD) detection system is connected with the advanced catalytic oxidation reaction device (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120891393.5U CN214004168U (en) | 2021-04-27 | 2021-04-27 | Pilot plant for advanced catalytic oxidation sewage treatment process by ozone |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120891393.5U CN214004168U (en) | 2021-04-27 | 2021-04-27 | Pilot plant for advanced catalytic oxidation sewage treatment process by ozone |
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| Publication Number | Publication Date |
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| CN214004168U true CN214004168U (en) | 2021-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120891393.5U Active CN214004168U (en) | 2021-04-27 | 2021-04-27 | Pilot plant for advanced catalytic oxidation sewage treatment process by ozone |
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2021
- 2021-04-27 CN CN202120891393.5U patent/CN214004168U/en active Active
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