CN201301265Y - Highly effective biological treatment coked wastewater device - Google Patents
Highly effective biological treatment coked wastewater device Download PDFInfo
- Publication number
- CN201301265Y CN201301265Y CNU2008202263660U CN200820226366U CN201301265Y CN 201301265 Y CN201301265 Y CN 201301265Y CN U2008202263660 U CNU2008202263660 U CN U2008202263660U CN 200820226366 U CN200820226366 U CN 200820226366U CN 201301265 Y CN201301265 Y CN 201301265Y
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- CN
- China
- Prior art keywords
- tank
- biological treatment
- coking wastewater
- treatment device
- efficiency biological
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000002351 wastewater Substances 0.000 title claims abstract description 22
- 238000004939 coking Methods 0.000 claims abstract description 29
- 239000002253 acid Substances 0.000 claims abstract description 7
- 239000003513 alkali Substances 0.000 claims abstract description 7
- 235000015097 nutrients Nutrition 0.000 claims abstract 2
- 238000005189 flocculation Methods 0.000 claims description 27
- 230000016615 flocculation Effects 0.000 claims description 27
- 238000003756 stirring Methods 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 12
- 238000005273 aeration Methods 0.000 claims description 8
- 239000010802 sludge Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 3
- 238000004062 sedimentation Methods 0.000 claims description 3
- 238000005188 flotation Methods 0.000 claims 2
- 239000004519 grease Substances 0.000 claims 1
- 239000010865 sewage Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 9
- 230000003311 flocculating effect Effects 0.000 abstract 2
- 230000000802 nitrating effect Effects 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 27
- 230000000813 microbial effect Effects 0.000 description 13
- 238000000034 method Methods 0.000 description 10
- 238000000926 separation method Methods 0.000 description 9
- 239000002894 chemical waste Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 244000005700 microbiome Species 0.000 description 4
- 230000000050 nutritive effect Effects 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000001376 precipitating effect Effects 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- 238000005276 aerator Methods 0.000 description 2
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model relates to a highly effective biological treatment coked wastewater device used for processing coked wastewater in coking industry, and belongs to highly effective sewage disposal equipment. The device comprises a horizontal flow oil separating tank, an air-float integrated machine, a denitrifying tank, a nitrating tank, a secondary settling tank, a flocculating tank and a third settling tank which are connected in turn, wherein an acid liquor adding jar and a nutrient solution adding jar are arranged corresponding to the denitrifying tank, an alkali lye adding jar is arranged corresponding to the nitrating tank, and flocculant adding jar and a decolourant adding jar are arranged corresponding to the flocculating tank. The flow path is simple, reliable and reasonable, the running operation is convenient, the treating effect is excellent, and the coked wastewater after treatment is led to meet the discharge requirement.
Description
Technical field
The utility model relates to a kind of high-performance bio Treatment of Wastewater in Coking device, is used to handle the coking chemical waste water of coking industry, belongs to efficient sewage treatment installation.
Background technology
Activated sludge process is a treatment process the most frequently used in the present sewage disposal, this method safety and environmental protection, non-secondary pollution.For general municipal sewage plant, through equal energy qualified discharge after simple physics chemical treatment and the biochemical treatment, but coking chemical waste water for coking industry, especially the high coking chemical waste water of ammonia-nitrogen content, common micro-organisms is difficult to handle emission standard, utilizes simple activated sludge process can't realize the requirement of qualified discharge.The treatment process of coking chemical waste water mainly is anaerobism one an aerobe facture now, the treatment effect instability, and water outlet ammonia-nitrogen content height is difficult to qualified discharge.Adopt high-effective microorganism Treatment of Wastewater in Coking technology at present, will become research direction, it has a extensive future.
The utility model content
The purpose of this utility model is to provide a kind of high-performance bio Treatment of Wastewater in Coking device, and flow process is simple, reliable, reasonable, and operation is convenient, and treatment effect is good, coking is given up satisfy emission request after treatment.
High-performance bio Treatment of Wastewater in Coking device described in the utility model, comprise the advection oil separation tank, air supporting all-in-one, denitrification tank, nitrification tank, second pond, flocculation basin and the three heavy ponds that connect successively, corresponding denitrification tank is provided with acid solution and adds jar and nutritive medium interpolation jar, corresponding nitrification tank is provided with alkali lye interpolation jar, and corresponding flocculation basin is provided with flocculation agent interpolation jar and discoloring agent adds jar.
Working process:
Coking chemical waste water promotes the back through the one-level lift pump and flows into advection oil separation tank, then flows into the air supporting all-in-one again, removes the most of oily substance in the sewage, and water outlet promotes through the two-stage hoisting pump and flows into denitrification tank then.After finishing denitrification reaction, sewage then enters nitrification tank, can biochemical pollutent in the pond by the Decomposition of special bacterial classification, obtain removing.The sewage gravity flow of flowing out the biochemical treatment structures enters second pond, by precipitating action mud mixture is separated.Water outlet flows into flocculation basin again, by adding flocculation agent, SS and colloid in the sewage is separated from sewage.Then sewage flows automatically and enters three heavy ponds, and the SS after the flocculation is precipitated, and further removes the suspended matter in the water, and water outlet can directly be discharged or reuse.
The high-performance bio treatment technology is a kind of emerging microbial strains treatment technology, applied in a lot of chemical industries, utilize the efficient microbial strain of cultivating to react the processing intent that reaches waste water, in efficient microbial strain treating pond (denitrification tank and nitrification tank), can finish this treating processes.In the efficient microbial strain treating pond, utilize gas blower to carry out aeration, for efficient microbial strain provides metabolic necessary oxygen, air enters by gas blower, aeration tube and aeration head and plays good stirring action in the efficient microbial strain treating pond, has further guaranteed the treatment effect of efficient microbial strain.
In the utility model:
Coking chemical waste water is successively through advection oil separation tank, air supporting all-in-one, denitrification tank, nitrification tank, second pond, flocculation basin and three heavy ponds.Establish the stirring grid in the second pond, convenient stirring is established stabilizing feed well in the central upper that stirs grid, can also be provided with scraper plate in stirring grid bottom, improves stirring, sedimentation situation.The mud return line of second pond is back to part mud in denitrification tank and the nitrification tank, makes that the microbial strains quantity in the microbial strains treating pond keeps balance.Behind second pond, add flocculation basin and three heavy ponds, further removed suspended matter and colloidalmaterial in the sewage, guaranteed the water outlet effect.
Oil trap adopts existing parallel flow intercepter, is provided with sludge hopper at the bottom of the pond, and Chi Ding installs oil header, and the frizing mud scraper is installed in the pond.
The air supporting all-in-one adopts pressure air-dissolving formula air supporting machine commonly used, and support equipment has pressure air-dissolving jar, dissolved air water pump, air compressor, slag scraper and dissolved air release.
Denitrification tank and nitrification tank adopt Round Sump, and agitator also preferably is installed in denitrification tank, and the pond base fabric is equipped with aerator in the nitrification tank, and is provided with the internal reflux pump, and the internal reflux mixed solution is back to the denitrification tank from the nitrification tank end.Acid, alkali lye add jar and nutritive medium adds jar, convenient potential of hydrogen of adding acid solution and alkali lye adjusting sewage, and add QMM microbial strains promotor, guarantee that high-effective microorganism is in the high reactivity state, improves the treatment effect of microbial strains.Aeration head in the nitrification tank can be set to the common micro-hole aerator of aeration, preferably uses the patent aeration head of whirlwind-type.
The same with common settling tank, secondary sedimentation basins employing center water inlet, peripheral effluent is divided into and is two portions up and down, and top is divided into round shape, and the bottom is divided into taper, can the adapted mud scraper, under the effect of mud scraper and gravity, realize mud-water separation better.The clear liquid on upper strata flows out next stage handles structures, and the mud part of lower sediment is back to the efficient microbial strain treating pond and replenishes microbe population, makes sludge concentration wherein remain on a metastable level, and remainder focuses on.
Flocculation basin adopts round shape, is provided with whipping appts in the pond, by add discoloring agent and flocculation agent in the pond, removes suspended matter and colloidalmaterial in the sewage, and reaches the purpose of decolouring, guarantees that effluent color dilution satisfies emission standard.In flocculation basin, establish agitator, improve stirring, flocculation situation.
Three heavy pool structures are identical with second pond, and major function is the material that is used for precipitating after the flocculation.
The utility model high-performance bio Treatment of Wastewater in Coking device compared with prior art has following beneficial effect:
Utilized advanced efficient microbial strain treatment technology, can be fast, Treatment of Wastewater in Coking economically, can be equipped with the microorganism active monitoring technique, realize more stable and high efficiency operation.Simple and reasonable, easy to operate, treatment effect is good, and non-secondary pollution, reduced investment, and working cost is low, and the discharging of coking chemical waste water is met the demands.
Description of drawings
Fig. 1, the utility model one embodiment easy structure synoptic diagram.
Advection oil separation tank structural representation among Fig. 2, Fig. 1.
The vertical view of Fig. 3, Fig. 2.
Denitrification tank among Fig. 4, Fig. 1 and nitrification tank part-structure synoptic diagram.
Q-Q cross section structure synoptic diagram among Fig. 5, Fig. 4.
Second pond structural representation among Fig. 6, Fig. 1.
The vertical view of Fig. 7, Fig. 6.
Flocculation basin structural representation among Fig. 8, Fig. 1.
The vertical view of Fig. 9, Fig. 8.
Among the figure: A, advection oil separation tank B, air supporting all-in-one C, denitrification tank D, nitrification tank E, second pond F, flocculation basin G, three heavy pond H, acid solution are added a jar I, a nutritive medium interpolation jar J, alkali lye adds a jar K, a flocculation agent interpolation jar L, discoloring agent interpolation jar M, a mud return line N, internal reflux pipe P, shore pipe;
1, sludge hopper 2, oil header 3, frizing mud scraper 4, agitator 5, stirrer stand 6, mud scraper support platform 7, effluent trough 8, triangle weir plate 9, drive unit 10, stabilizing feed well 11, stirring grid 12, scraper plate 13, little scraper plate 14, water inlet pipe 15, agitator support platform 16, drive unit 17, agitator 18, water inlet pipe 19, rising pipe.
Embodiment
The utility model is described in further detail below in conjunction with the embodiment accompanying drawing.
As shown in Figure 1, high-performance bio Treatment of Wastewater in Coking device described in the utility model, comprise the advection oil separation tank A that connects successively, air supporting all-in-one B, denitrification tank C, nitrification tank D, second pond E, flocculation basin F and three heavy pond G, corresponding denitrification tank C is provided with acid solution and adds a jar H and a nutritive medium interpolation jar I, corresponding nitrification tank D is provided with alkali lye and adds a jar J, corresponding flocculation basin F is provided with flocculation agent and adds a jar K and a discoloring agent interpolation jar L, flocculation agent adds a jar K and also is communicated with air supporting all-in-one B, be provided with internal reflux pipe N between denitrification tank C and nitrification tank D, be provided with mud return line M between denitrification tank C and second pond E, excess sludge is discharged from shore pipe P.
As shown in Figure 2, in the advection oil separation tank, mud is concentrated from sludge hopper 1 and is discharged, and under the effect of frizing mud scraper 3, oil content is drawn from oil header 2.
As shown in Figure 3, be provided with agitator among the denitrification tank C, nitrification tank D bottom is distributed with aeration head agitator 4, and is fixing by stirrer stand 5.
As shown in Figure 4, be provided with in the second pond and stir grid 11, the central upper that stirs grid 11 is provided with stabilizing feed well 10, the bottom of stirring grid 11 is provided with scraper plate 12, the rotating shaft bottom of stirring grid 11 also is provided with little scraper plate 13, and rotating shaft is driven by drive unit 9, and water enters from water inlet pipe 14, flow out from effluent trough 7, stop by triangle weir plate 8.Mud scraper support platform 6 is used to provide support.
As shown in Figure 5, establish agitator 17 in the flocculation basin, agitator 17 is driven by drive unit 16, is supported by agitator support platform 15, and water enters from water inlet pipe 18, draws from rising pipe 19.
Working process:
Coking chemical waste water promotes the back through the one-level lift pump and flows into advection oil separation tank A, then flows into air supporting all-in-one B again, removes the most of oily substance in the sewage, and water outlet promotes through the two-stage hoisting pump and flows into denitrification tank C then.After finishing denitrification reaction, sewage then enters nitrification tank D, can biochemical pollutent in the pond by the Decomposition of special bacterial classification, obtain removing.The sewage gravity flow of flowing out the biochemical treatment structures enters second pond E, by precipitating action mud mixture is separated.Water outlet flows into flocculation basin F again, by adding flocculation agent, SS and colloid in the sewage is separated from sewage.Then sewage flows automatically and enters three heavy pond G, and the SS after the flocculation is precipitated, and further removes the suspended matter in the water, and water outlet can directly be discharged or reuse.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202263660U CN201301265Y (en) | 2008-11-21 | 2008-11-21 | Highly effective biological treatment coked wastewater device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202263660U CN201301265Y (en) | 2008-11-21 | 2008-11-21 | Highly effective biological treatment coked wastewater device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201301265Y true CN201301265Y (en) | 2009-09-02 |
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ID=41084887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202263660U Expired - Lifetime CN201301265Y (en) | 2008-11-21 | 2008-11-21 | Highly effective biological treatment coked wastewater device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201301265Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101817618A (en) * | 2010-03-23 | 2010-09-01 | 武汉科技大学 | Method for treating coking wastewater biologically |
| CN109574199A (en) * | 2018-12-06 | 2019-04-05 | 天津市市政工程设计研究院 | A kind of system and method improving biochemical reaction processing capacity |
-
2008
- 2008-11-21 CN CNU2008202263660U patent/CN201301265Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101817618A (en) * | 2010-03-23 | 2010-09-01 | 武汉科技大学 | Method for treating coking wastewater biologically |
| CN109574199A (en) * | 2018-12-06 | 2019-04-05 | 天津市市政工程设计研究院 | A kind of system and method improving biochemical reaction processing capacity |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090902 |