CN207918647U - A kind of coking wastewater processing system - Google Patents
A kind of coking wastewater processing system Download PDFInfo
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- CN207918647U CN207918647U CN201820175471.XU CN201820175471U CN207918647U CN 207918647 U CN207918647 U CN 207918647U CN 201820175471 U CN201820175471 U CN 201820175471U CN 207918647 U CN207918647 U CN 207918647U
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Abstract
The utility model discloses a kind of coking wastewater processing systems, including the wastewater collection pond of pipeline connection, flotation tank, pH regulating reservoirs, catalysis oxidation pond, combined reaction pond, biochemical regulating reservoir, biochemistry pool, settling tank and micro-filtration successively.In coking wastewater processing system provided by the utility model, by adding combined reaction pond after catalysis oxidation pond, and flyash is pumped into combined reaction pond using flyash storage facility, with using the larger adsorption area absorption of flyash, COD value, coloration of the reduction after Fenton catalytic oxidation treatments in coking wastewater, effective depth handles coking wastewater.
Description
Technical field
The utility model is related to technical field of waste water processing more particularly to a kind of coking wastewater processing systems.
Background technology
Coking wastewater refers to that coking production is given off largely in the process containing poisonous and harmful substances such as phenol, cyanogen, oil, ammonia nitrogens
Waste water, source is considerably complicated, essentially from the refining process of coking and gas purification process and chemical products, wherein with steam
The remained ammonia generated during ammonia is main source.It is influenced by the factors such as raw coal property and coke chemicals recycling, it is burnt
The ingredient for changing waste water is extremely complex, and containing multiple pollutant matter, wherein organic matter accounts for total organic matter based on phenolic compound
More than half, further include the heterocyclic compound etc. of polycyclc aromatic compound and nitrogenous, oxygen, sulphur in organic matter；Inorganic owner
Will be based on cyanide, sulfide, ammonium salt, sulfate etc., coking wastewater is mainly characterized by ammonia nitrogen concentration height, difficult biology drop
Solution, high organic content.The coke-oven plant of most domestic generally uses conventional activated sludge process processing by steaming nitrogen, dephenolize at present
Pretreated coking wastewater, COD value and ammonia nitrogen concentration are still continuously improved in conventional activated sludge process treated water outlet, because
This, it is very necessary to carry out advanced treating to coking wastewater.
Utility model content
For the above problem existing for existing Treatment of Coking Effluent, a kind of high treating effect is now provided, depth can be carried out
The coking wastewater processing system of processing.
Specific technical solution is as follows：
A kind of coking wastewater processing system, has the feature that, including：
For storing coking wastewater and to the wastewater collection pond of coking wastewater progress homogenize process；
It is connect with wastewater collection pond by pipeline and is used to carry out oil removal desanding to the coking wastewater from wastewater collection pond
The flotation tank of processing；
It connect and is used to adjust the coking wastewater from flotation tank the pH regulating reservoirs of pH value with flotation tank by pipeline；
It is connect with pH regulating reservoirs by pipeline and is used to carry out Fenton to the coking wastewater from pH regulating reservoirs to be catalyzed oxygen
The catalysis oxidation pond of change；
It is connect with catalysis oxidation pond by pipeline and is used to carry out coagulating to the coking wastewater for coming autocatalyzed oxidation pond
Combined reaction pond；
It is connect and is used for being detected from the coking wastewater in combined reaction pond and adjusting it with combined reaction pond by pipeline
The biochemical regulating reservoir of pH, temperature value；
It is connect with biochemical regulating reservoir by pipeline and is used to carry out biochemical treatment to the coking wastewater from biochemical regulating reservoir
Biochemistry pool；
It connect and is used to carry out the coking wastewater from biochemistry pool the settling tank of settlement treatment with biochemistry pool by pipeline；
It connect and is used to carry out the coking wastewater from settling tank the micro-filtration dress of micro-filtration processing with settling tank by pipeline
It sets.
Above-mentioned coking wastewater processing system, also has the feature that, is equipped with for being catalyzed oxygen in catalysis oxidation pond
Change the ultrasonic wave dispersing apparatus of coking wastewater ultrasonic disperse in pond.
Above-mentioned coking wastewater processing system, also has the feature that, the connection in combined reaction pond and biochemical regulating reservoir
Pipeline is equipped with the piping filter for being filtered to the coking wastewater from combined reaction pond, the feed liquor of piping filter
Mouth and leakage fluid dram are correspondingly connected with by the arrival end of the outlet end and biochemical regulating reservoir in pipeline and combined reaction pond respectively.
Above-mentioned coking wastewater processing system, also has the feature that, processing system further includes burning boiler, and burn pot
Stove is connect with the sewage draining exit of the sewage draining exit of flotation tank and piping filter respectively by pipeline, for coming from piping filter row
The water-coal-slurry of dirty mouth is burnt, in burning boiler heat exchanger respectively with the heat exchanger phase in biochemical regulating reservoir and biochemistry pool
Connection forms soft circulation circuit, and for will burn, the heat that water-coal-slurry generates is delivered in biochemical regulating reservoir and biochemistry pool.
Above-mentioned coking wastewater processing system, also has the feature that, processing system further includes gas processing device, gas
For body processing equipment for handling the combustion tail gas from burning boiler, gas processing device includes passing sequentially through pipeline company
Condensing unit, nitrogen rejection facility, desulfurizer and the deamination apparatus connect, the arrival end of condensing unit pass through pipeline and burning boiler
Smoke outlet connects, and the inlet of condensing unit is connect by pipeline with pH regulating reservoirs, and the cooling water inlet of condensing unit passes through pipe
The discharge outlet of road and micro-filtration connects, and the cooling water outlet of condensing unit is connect by pipeline with biochemical regulating reservoir, denitrogenation dress
The outlet end set is connect by pipeline with the input end of the aeration plate in flotation tank.
The advantageous effect of said program is：
In coking wastewater processing system provided by the utility model, by adding combined reaction after catalysis oxidation pond
Pond, and it is pumped into flyash into combined reaction pond using flyash storage facility, to be inhaled using the larger adsorption area of flyash
COD value, coloration attached, reduction is after Fenton catalytic oxidation treatments in coking wastewater, effective depth handle coking wastewater.
Description of the drawings
Fig. 1 is the structural schematic diagram of the coking wastewater processing system provided in the embodiments of the present invention.
In attached drawing：1, wastewater collection pond；2, flotation tank；3, pH regulating reservoirs；4, catalysis oxidation pond；5, combined reaction pond；6、
Biochemical regulating reservoir；7, biochemistry pool；10, burning boiler；11, condensing unit；12, nitrogen rejection facility；13, desulfurizer；14, deamination fills
It sets.
Specific implementation mode
The technical scheme in the embodiment of the utility model is carried out below in conjunction with the utility model embodiment clear, complete
Ground describes, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Base
In the embodiments of the present invention, what those of ordinary skill in the art were obtained under the premise of not making creative work
Every other embodiment, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
With reference to specific embodiment, the utility model is described in further detail, but is not intended to limit the present utility model.
Fig. 1 is the structural schematic diagram of the coking wastewater processing system provided in the embodiments of the present invention.Such as Fig. 1 institutes
Show, the coking wastewater processing system provided in the embodiments of the present invention includes：For storing coking wastewater and giving up to coking
Water carries out the wastewater collection pond 1 of homogenize process；It is connect and is used for coming from wastewater collection pond with wastewater collection pond 1 by pipeline
1 coking wastewater carries out the flotation tank 2 of oil removal desanding processing；It is connect and is used for coming from flotation tank 2 with flotation tank 2 by pipeline
Coking wastewater adjust pH value pH regulating reservoirs 3；It is connect and is used for from pH regulating reservoirs 3 with pH regulating reservoirs 3 by pipeline
Coking wastewater carries out the catalysis oxidation pond 4 of Fenton catalysis oxidations；It is connect and is used for coming from catalysis oxidation pond 4 by pipeline
The coking wastewater in catalysis oxidation pond 4 carries out the combined reaction pond 5 of coagulating；It is connect and is used in combination with combined reaction pond 5 by pipeline
In the biochemical regulating reservoir 6 that its pH, temperature value are detected and adjusted to the coking wastewater from combined reaction pond 5；And pass through pipeline
It is connect with biochemical regulating reservoir 6 and for the biochemistry pool 7 to the coking wastewater progress biochemical treatment from biochemical regulating reservoir 6；Pass through
Pipeline is connect with biochemistry pool 7 and the settling tank 8 for carrying out settlement treatment to the coking wastewater from biochemistry pool 7；Pass through pipeline
It is connect with settling tank 8 and for the micro-filtration 9 to the coking wastewater progress micro-filtration processing from settling tank 8.
By carrying out Fenton catalysis to the coking wastewater for handling and adjusting successively pH value through oil removal desanding in the present embodiment
Oxidation, to remove the organic matter in coking wastewater；Simultaneously, it is contemplated that because through Fenton catalytic oxidation treatment Chinese medicine injected volumes compared with
Cause COD value, the coloration of the coking wastewater after Fenton catalytic oxidation treatments larger greatly, in catalysis oxidation in the present embodiment
Combined reaction pond 5 is added after pond 4, and is pumped into flyash into combined reaction pond 5 using flyash storage facility, to utilize powder
The larger adsorption area absorption of coal ash, COD value, coloration of the reduction after Fenton catalytic oxidation treatments in coking wastewater；Through comprehensive
Close reaction tank 5 handle waste water again through biochemistry adjust after by biochemistry pool 7 anaerobic bacteria carry out Anaerobic Treatment, and through precipitation, it is micro-
Clear water is obtained after filter processing.
In addition, in coking wastewater processing system provided in this embodiment, it is equipped with for catalysis oxidation in catalysis oxidation pond 4
The ultrasonic wave dispersing apparatus of coking wastewater ultrasonic disperse in pond 4, by the way that ultrasonic wave dispersing apparatus is arranged in the present embodiment, to pass through
The catalysis efficiency of Fenton catalysis oxidations is strengthened in the effect of its ultrasonic disperse, and macromolecular difficult to degrade is made further to be degraded to easy decomposition
Small molecule.
Further, in coking wastewater processing system provided in this embodiment, combined reaction pond 5 and biochemical regulating reservoir 6 it
Between be equipped with piping filter for being filtered to the coking wastewater from combined reaction pond 5, the inlet of piping filter
It is correspondingly connected with respectively by pipeline and the outlet end in combined reaction pond 5 and the arrival end of biochemical regulating reservoir 6 with leakage fluid dram, pipeline mistake
The sewage draining exit of filter is connect by pipeline with burning boiler 10, by that will be adsorbed with the fine coal of small organic molecule in the present embodiment
Ash is filtered out and is burnt, and the heat for generation of burning is above-mentioned through that can be that biochemical regulating reservoir 6 and biochemistry pool 7 provide heat after heat exchange
Heat exchange process can be realized by heat exchanger, that is, heat exchanger is respectively set, make heat exchanger in burning boiler 10 respectively with position
It is connected to form soft circulation circuit with the heat exchanger in biochemistry pool 7 in biochemical regulating reservoir 6, the heat for the water-coal-slurry generation that will burn
Amount is delivered in biochemical regulating reservoir 6 and biochemistry pool 7, it is contemplated that the mature and reliable of hot swapping, no longer to upper in the present embodiment
It states heat exchanging process to repeat, burning boiler 10 can also be connect by pipeline with the sewage draining exit of flotation tank 2 in the present embodiment, with abundant
Utilize the flammable value of the oil slick of discharge.
Further, coking wastewater processing system provided in this embodiment further includes gas processing device, gas treatment
For equipment for handling the combustion tail gas from burning boiler 10, gas processing device includes passing sequentially through what pipeline connected
The arrival end of condensing unit 11, nitrogen rejection facility 12, desulfurizer 13 and deamination apparatus 14, condensing unit 11 passes through pipeline and burning
The smoke outlet of boiler 10 connects, and the inlet of condensing unit 11 is connect by pipeline with pH regulating reservoirs 3, the cooling of condensing unit 11
Water inlet is connect by pipeline with the discharge outlet of micro-filtration 9, and the cooling water outlet of condensing unit 11 is adjusted by pipeline with biochemical
It saves pond 6 to connect, the outlet end of nitrogen rejection facility 14 is connect by pipeline with the input end of the aeration plate in flotation tank 2, this reality
It applies in example by being condensed successively to combustion tail gas, the processing of denitrogenation, desulfurization and deamination, the distilled water for condensing acquisition is sent through pipeline
Enter 3 reuse of pH regulating reservoirs, the tail gas for removing harmful gas is pumped via pipes into reuse in flotation tank 2, it can be achieved that useful in tail gas
Degradation again, the separation process of ingredient improve material utilization, and the tail gas in the present embodiment after 2 air supporting of flotation tank can be through pipe
Road, which is pumped into again in wastewater collection pond 1, carries out pre- air supporting, improves waste water and enters the daf efficiency after flotation tank 2, through micro-filtration 9
Filtering obtain cross drainage can be used for burning boiler burn after polluted gas condense, condensation heating after cross drainage can
It is pumped via pipes into biochemical regulating reservoir 6 and recycles again.
It these are only the utility model preferred embodiment, be not intended to limit the embodiment and protection of the utility model
Range should can appreciate that all with made by the utility model description to those skilled in the art
Equivalent replacement and obviously change obtained scheme, should all include within the protection scope of the present utility model.
Claims (5)
1. a kind of coking wastewater processing system, which is characterized in that including：
For storing coking wastewater and to the wastewater collection pond (1) of coking wastewater progress homogenize process；
Connect with the wastewater collection pond (1) by pipeline and for come from the coking wastewater of the wastewater collection pond (1) into
The flotation tank (2) of row oil removal desanding processing；
It is connect with the flotation tank (2) by pipeline and is used to adjust pH value to the coking wastewater for coming from the flotation tank (2)
PH regulating reservoirs (3)；
It is connect with the pH regulating reservoirs (3) by pipeline and is used to carry out the coking wastewater for coming from the pH regulating reservoirs (3)
The catalysis oxidation pond (4) of Fenton catalysis oxidations；
Connect with the catalysis oxidation pond (4) by pipeline and for come from the coking wastewater of the catalysis oxidation pond (4) into
The combined reaction pond (5) of row coagulating；
It is connect with the combined reaction pond (5) by pipeline and is used to examine the coking wastewater for coming from the combined reaction pond (5)
Survey and adjust the biochemical regulating reservoir (6) of its pH, temperature value；
Connect with the biochemical regulating reservoir (6) by pipeline and for come from the coking wastewater of the biochemistry regulating reservoir (6) into
The biochemistry pool (7) of row biochemical treatment；
It is connect with the biochemistry pool (7) by pipeline and is used to carry out at sedimentation the coking wastewater for coming from the biochemistry pool (7)
The settling tank (8) of reason；
It is connect with the settling tank (8) by pipeline and is used to carry out at micro-filtration the coking wastewater for coming from the settling tank (8)
The micro-filtration (9) of reason.
2. coking wastewater processing system according to claim 1, which is characterized in that be equipped in the catalysis oxidation pond (4)
For the ultrasonic wave dispersing apparatus to the interior coking wastewater ultrasonic disperse of catalysis oxidation pond (4).
3. coking wastewater processing system according to claim 1 or 2, which is characterized in that the combined reaction pond (5) and institute
State the pipeline mistake being equipped between biochemical regulating reservoir (6) for being filtered to the coking wastewater for coming from the combined reaction pond (5)
Filter, the inlet and leakage fluid dram of the piping filter respectively by the outlet end of pipeline and the combined reaction pond (5) and
The arrival end of the biochemistry regulating reservoir (6) is correspondingly connected with.
4. coking wastewater processing system according to claim 3, which is characterized in that the processing system further includes burning pot
Stove (10), the burning boiler (10) by pipeline respectively with the sewage draining exit of the flotation tank (2) and the piping filter
Sewage draining exit connects, for the greasy dirt to water-coal-slurry and the flotation tank (2) sewage draining exit from the piping filter sewage draining exit
Burn, the interior heat exchanger of the burning boiler (10) respectively with it is interior positioned at the biochemical regulating reservoir (6) and the biochemistry pool (7)
Heat exchanger be connected to form soft circulation circuit, be delivered to described biochemical adjust for the heat that the water-coal-slurry generates that will burn
In pond (6) and the biochemistry pool (7).
5. coking wastewater processing system according to claim 4, which is characterized in that the processing system further includes at gas
Equipment is managed, the gas processing device is for handling the combustion tail gas for coming from the burning boiler (10), the gas
Processing equipment includes the condensing unit (11) for passing sequentially through pipeline connection, nitrogen rejection facility (12), desulfurizer (13) and deamination dress
It sets (14), the arrival end of the condensing unit (11) is connect by pipeline with the smoke outlet of the burning boiler (10), described cold
The inlet of solidifying device (11) is connect by pipeline with the pH regulating reservoirs (3), the cooling water inlet of the condensing unit (11)
Connect with the discharge outlet of the micro-filtration (9) by pipeline, the cooling water outlet of the condensing unit (11) by pipeline with
The biochemistry regulating reservoir (6) connects, and the outlet end of the nitrogen rejection facility (14) is by pipeline and in the flotation tank (2)
The input end of aeration plate connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820175471.XU CN207918647U (en) | 2018-02-01 | 2018-02-01 | A kind of coking wastewater processing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820175471.XU CN207918647U (en) | 2018-02-01 | 2018-02-01 | A kind of coking wastewater processing system |
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| CN207918647U true CN207918647U (en) | 2018-09-28 |
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| CN201820175471.XU Active CN207918647U (en) | 2018-02-01 | 2018-02-01 | A kind of coking wastewater processing system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110124488A (en) * | 2019-06-04 | 2019-08-16 | 北京赛科康仑环保科技有限公司 | One kind is administered for VOCs in biochemical treatment and tail gas recycles technique |
| CN110526520A (en) * | 2019-09-24 | 2019-12-03 | 福建省晋蓝环保科技有限公司 | A kind of dyeing waste water dual treatment multistage reuse method and device |
-
2018
- 2018-02-01 CN CN201820175471.XU patent/CN207918647U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110124488A (en) * | 2019-06-04 | 2019-08-16 | 北京赛科康仑环保科技有限公司 | One kind is administered for VOCs in biochemical treatment and tail gas recycles technique |
| CN110526520A (en) * | 2019-09-24 | 2019-12-03 | 福建省晋蓝环保科技有限公司 | A kind of dyeing waste water dual treatment multistage reuse method and device |
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