CN207294299U - Activated Carbon Catalytic Ozonation Process sewage-treatment plant - Google Patents
Activated Carbon Catalytic Ozonation Process sewage-treatment plant Download PDFInfo
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- CN207294299U CN207294299U CN201721227240.0U CN201721227240U CN207294299U CN 207294299 U CN207294299 U CN 207294299U CN 201721227240 U CN201721227240 U CN 201721227240U CN 207294299 U CN207294299 U CN 207294299U
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- activated carbon
- treatment plant
- catalytic ozonation
- ozone
- process sewage
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Abstract
The utility model discloses a kind of Activated Carbon Catalytic Ozonation Process sewage-treatment plant, which includes：RO concentrated waters pond, activated carbon ozone reaction column, stabilization pond and the tail gas breaking plant for being connected to the stabilization pond being sequentially communicated.The Activated Carbon Catalytic Ozonation Process sewage-treatment plant can improve the removal rate of COD.
Description
Technical field
The utility model belongs to field of waste water treatment, at a kind of Activated Carbon Catalytic Ozonation Process sewage
Manage device.
Background technology
It is after Waste Water From Oil Refining Plant processing to consider reuse to respond the call of national energy-saving emission reduction more.Waste Water From Oil Refining Plant reuse unit is anti-
The RO concentrated waters that permeability apparatus section produces are known as trade effluent difficult to deal with, its feature is as follows：Pollutant component is complicated, hardly possible drop
It is higher to solve more material, COD and salt content, and biodegradability is very poor.Such waste water is detrimental to health, heavy damage water body,
Soil and ecological environment, the processing unit generally existing organic matter processing for handling such waste water at present are not thorough, and treatment effect is not
The problem of good.As National Environmental discharge standard is more and more stringenter, there is an urgent need to find the end-o f-pipe -control of effectively processing RO concentrated waters
Method.
The pollution problem of RO concentrated waters is directed at this stage, at present still generally using the higher ozone high grade oxidation device of cost
As unit up to standard of checking on, but Ozonation treatment effeciency is relatively low, and ozone usage amount is big, causes device operating cost higher
And treatment effect is bad, the use that puts into operation of ozone-oxidizing device is limited.How the treatment effeciency of ozone-oxidizing device is improved, it is right
The energy-saving and emission-reduction of petrochemical industry sewage have important value, while have implementation meaning to reducing environmental hazard.
It is therefore desirable to research and develop a kind for the treatment of effect that can improve waste water, the activated carbon of the removal rate of COD is particularly improved
O3 catalytic oxidation sewage-treatment plant.
Utility model content
The utility model discloses a kind of Activated Carbon Catalytic Ozonation Process sewage-treatment plant, the activated carbon catalysis ozone oxygen
The treatment effect of waste water can be improved by changing sewage-treatment plant, particularly improve the removal rate of COD.
To achieve these goals, the utility model provides a kind of Activated Carbon Catalytic Ozonation Process sewage-treatment plant, bag
Include：
The RO concentrated waters pond that is sequentially communicated, activated carbon ozone reaction column, stabilization pond and it is connected to the tail gas of the stabilization pond and breaks
Bad device.
Preferably, ozone generator is further included, the ozone generator is communicated in the activated carbon ozone reaction column top.
Preferably, ozone generator outlet, the activated carbon ozone reaction column top are provided with the ozone generator
Air inlet is provided with, the ozone generator is communicated in described by the ozone generator outlet, the air inlet and pipeline
Activated carbon ozone reaction column top.
Preferably, it is provided with gas flowmeter on the pipeline.
Preferably, the activated carbon ozone reaction column includes：
Housing；
Activated carbon pressing plate, the activated carbon pressing plate are arranged at the housing middle and upper part；
Activated carbon support plate, the activated carbon support plate are arranged at the housing middle and lower part；
Activated carbon is filled between the activated carbon pressing plate and the activated carbon support plate.
Preferably, the loading of the activated carbon accounts for the 50%-70% of the activated carbon ozone reaction column volume.
Preferably, the activated carbon is modified activated carbon.
Preferably, the stabilization pond is arranged at below the activated carbon ozone reaction pillar height journey, and the stabilization pond top is set
There are gas gathering system and water outlet.
Preferably, the tail gas breaking plant is communicated in the gas gathering system.
Preferably, the activated carbon ozone reaction column top is provided with water inlet, and it is dense that the water inlet is communicated in the RO
Pond.
The beneficial effects of the utility model are：
1) catalyst of the activated carbon as ozone decomposed is used, hence it is evident that improve the COD removal rates of ozone catalytic concentrated water.
2) by the setting of tail gas breaking plant, ozone secondary pollution is avoided.
Other features and advantages of the utility model will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
The utility model illustrative embodiments are described in more detail in conjunction with the accompanying drawings, the utility model it is upper
State and other purposes, feature and advantage will be apparent, wherein, in the utility model illustrative embodiments, phase
Same reference number typically represents same parts.
Fig. 1 shows the Activated Carbon Catalytic Ozonation Process sewage-treatment plant of one embodiment according to the present utility model
Schematic diagram.
Description of reference numerals：
1st, RO concentrated waters pond；2nd, ozone generator；3rd, ozone generator gas outlet；4th, gas flowmeter；5th, activated carbon ozone
Reaction column；6th, air inlet；7th, water inlet；8th, activated carbon pressing plate；9th, modified activated carbon；10th, activated carbon support plate；11st, activated carbon
Ozone reaction column water outlet；12nd, stabilization pond；13rd, tail gas breaking plant.
Embodiment
The preferred embodiment of the utility model is described in more detail below.Although the following describe the utility model
Preferred embodiment, however, it is to be appreciated that may be realized in various forms the utility model without the implementation that should be illustrated here
Mode is limited.On the contrary, these embodiments are provided so that the utility model is more thorough and complete, and can be by this
The scope of utility model is intactly communicated to those skilled in the art.
Activated Carbon Catalytic Ozonation Process sewage-treatment plant according to the present utility model, including：
The RO concentrated waters pond that is sequentially communicated, activated carbon ozone reaction column, stabilization pond and it is connected to the tail gas of the stabilization pond and breaks
Bad device.
Specifically, the RO concentrated waters pond is high position RO concentrated waters pond, and elevation is higher than activated carbon ozone reaction column.
Preferably, ozone generator is further included, the ozone generator is communicated in the activated carbon ozone reaction
Column top.
Preferably, ozone generator outlet, the activated carbon ozone reaction are provided with the ozone generator
Column top is provided with air inlet, and the ozone generator is connected by the ozone generator outlet, the air inlet and pipeline
In the activated carbon ozone reaction column top.
Preferably, it is provided with gas flowmeter on the pipeline.
Specifically, gas flowmeter is used to detect, control ozone flow in activated carbon ozone reaction column.
Preferably, the activated carbon ozone reaction column includes：
Housing；
Activated carbon pressing plate, the activated carbon pressing plate are arranged at the housing middle and upper part；
Activated carbon support plate, the activated carbon support plate are arranged at the housing middle and lower part；
Activated carbon is filled between the activated carbon pressing plate and the activated carbon support plate.
Specifically, it is catalytic oxidation layer in the middle part of activated carbon ozone reaction column, the catalytic oxidation layer is by least
Two layers of stent support plate fixed in the horizontal direction and the activated carbon composition being filled between stent support plate, the top of reaction column
Equipped with water inlet and air inlet, reaction column lower part is provided with water outlet, and reaction column is closed structure.
Preferably, the loading of the activated carbon accounts for the 50%-70% of the activated carbon ozone reaction column volume.
Preferably, the activated carbon is modified activated carbon.
Specifically, the modification procedure of activated carbon is：Soaked first by activated carbon using sodium hydroxide solution, hydrochloric acid solution soaks
Bubble, then be washed with deionized.Above three step process causes activated carbon to be influenced from pH, enhances the stability of activated carbon.So
Activated carbon is subjected to high temperature micropore activation, the flourishing pore structure in enhancement activated carbon inside and huge specific surface area afterwards.Connect down
To use infusion process, activated carbon is impregnated in hydrogen peroxide, ammonium hydroxide or copper nitrate solution, increases activated carbon surface hydrophily base
Group, enhancing activated carbon catalysis effect.Then washing is filtered, the remaining chemical composition of activated carbon surface is washed away, finally by activated carbon
Come into operation after dry activation.The modified activated carbon hydrophilic surface groups are more, contribute to ozone oxidation to hydrophily thing
The removal of matter.
Specifically, modified activated carbon can handle Posterior circle through regenerating unit desorption and regeneration and use.
Preferably, the stabilization pond is arranged at below the activated carbon ozone reaction pillar height journey, the stabilization pond
Top is equipped with gas gathering system and water outlet.
Preferably, the tail gas breaking plant is communicated in the gas gathering system.
Preferably, the activated carbon ozone reaction column top is provided with water inlet, and the water inlet is communicated in institute
State RO concentrated waters pond.
Embodiment
Fig. 1 shows the Activated Carbon Catalytic Ozonation Process sewage-treatment plant of one embodiment according to the present utility model
Schematic diagram.
As shown in Figure 1, the Activated Carbon Catalytic Ozonation Process sewage-treatment plant includes：
RO concentrated waters pond 1, ozone generator 2, activated carbon ozone reaction column 5, stabilization pond 12, tail gas breaking plant 13.
The ozone generator gas outlet 3 of the ozone generator 2 connects the air inlet 6 of activated carbon ozone reaction column 5.
The activated carbon ozone reaction column 5 is cylinder, and top is respectively equipped with air inlet 6, water inlet 7.Lower part, which is equipped with, lives
Property charcoal ozone reaction column water outlet 11.4 bosom of activated carbon ozone reaction column is provided with catalytic oxidation layer, described
Modified activated carbon 9 is arranged on 10 in activated carbon support plate, and activated carbon top is provided with activated carbon pressing plate 8.
The outlet of ozone generator 2 is entered by gas flowmeter 4 by 5 upper inlet port 6 of activated carbon ozone reaction column lives
Property charcoal ozone reaction column 5 in, while the water outlet gravity flow in RO concentrated waters pond 1 is entered by 5 top water inlet 7 of activated carbon ozone reaction column
Activated carbon ozone reaction column 5, sewage continue through catalytic oxidation layer, and the organic molecule in ozone molecule and sewage is fast
Catalysis ozone is decomposed into the active freedom of active higher and basic non-selectivity by speed absorption in activated carbon surface, activated carbon
Base OH.Under the strong oxidation of OH, macromolecular in sewage, long-chain hardly degraded organic substance are by oxygenolysis into small molecule thing
Matter.The reaction was complete, and sewage is discharged through activated carbon-ozone reaction column lower part water outlet.
5 water outlet of the activated carbon ozone reaction column gravity flow enters stabilization pond 12, and the stabilization pond 12 is consumed by standing
React residual ozone, final discharge outlet of 12 water outlet of stabilization pond as Activated Carbon Catalytic Ozonation Process device.
Reaction residual gas decomposes after being collected by gas collector by tail gas breaking plant 13 in stabilization pond 12, not right
Air causes secondary pollution.
Test case
Select different catalysts to handle waste water by above-mentioned Activated Carbon Catalytic Ozonation Process sewage-treatment plant, locate
Reason the results are shown in Table 1
Activated carbon is selected to be used as catalyst energy by Activated Carbon Catalytic Ozonation Process sewage-treatment plant by the test case
Enough effectively improve the removal rate of COD.
Each embodiment of the utility model is described above, described above is exemplary, and non-exclusive, and
And it is also not necessarily limited to disclosed each embodiment.In the case of without departing from the scope and spirit of illustrated each embodiment, for
Many modifications and changes will be apparent from for those skilled in the art.
Claims (10)
- A kind of 1. Activated Carbon Catalytic Ozonation Process sewage-treatment plant, it is characterised in that the Activated Carbon Catalytic Ozonation Process sewage Processing unit includes；RO concentrated waters pond, activated carbon ozone reaction column, stabilization pond and the tail gas destruction dress for being connected to the stabilization pond being sequentially communicated Put.
- 2. Activated Carbon Catalytic Ozonation Process sewage-treatment plant according to claim 1, it is characterised in that further include ozone Generator, the ozone generator are communicated in the activated carbon ozone reaction column top.
- 3. Activated Carbon Catalytic Ozonation Process sewage-treatment plant according to claim 2, it is characterised in that the ozone hair Ozone generator outlet is provided with raw device, the activated carbon ozone reaction column top is provided with air inlet, and the ozone occurs Device is communicated in the activated carbon ozone reaction column top by the ozone generator outlet, the air inlet and pipeline.
- 4. Activated Carbon Catalytic Ozonation Process sewage-treatment plant according to claim 3, it is characterised in that on the pipeline It is provided with gas flowmeter.
- 5. Activated Carbon Catalytic Ozonation Process sewage-treatment plant according to claim 1, it is characterised in that the activated carbon Ozone reaction column includes：Housing；Activated carbon pressing plate, the activated carbon pressing plate are arranged at the housing middle and upper part；Activated carbon support plate, the activated carbon support plate are arranged at the housing middle and lower part；Activated carbon is filled between the activated carbon pressing plate and the activated carbon support plate.
- 6. Activated Carbon Catalytic Ozonation Process sewage-treatment plant according to claim 5, it is characterised in that the activated carbon Loading account for the 50%-70% of the activated carbon ozone reaction column volume.
- 7. Activated Carbon Catalytic Ozonation Process sewage-treatment plant according to claim 5, it is characterised in that the activated carbon For modified activated carbon.
- 8. Activated Carbon Catalytic Ozonation Process sewage-treatment plant according to claim 1, it is characterised in that the stabilization pond It is arranged at below the activated carbon ozone reaction pillar height journey, the stabilization pond top is equipped with gas gathering system and water outlet.
- 9. Activated Carbon Catalytic Ozonation Process sewage-treatment plant according to claim 8, it is characterised in that the tail gas is broken Bad device is communicated in the gas gathering system.
- 10. Activated Carbon Catalytic Ozonation Process sewage-treatment plant according to claim 1, it is characterised in that the activity Charcoal ozone reaction column top is provided with water inlet, and the water inlet is communicated in the RO concentrated waters pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721227240.0U CN207294299U (en) | 2017-09-22 | 2017-09-22 | Activated Carbon Catalytic Ozonation Process sewage-treatment plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721227240.0U CN207294299U (en) | 2017-09-22 | 2017-09-22 | Activated Carbon Catalytic Ozonation Process sewage-treatment plant |
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| CN207294299U true CN207294299U (en) | 2018-05-01 |
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| CN201721227240.0U Active CN207294299U (en) | 2017-09-22 | 2017-09-22 | Activated Carbon Catalytic Ozonation Process sewage-treatment plant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2017
- 2017-09-22 CN CN201721227240.0U patent/CN207294299U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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