CN105502840A - Sludge drying waste water treatment system and treatment process - Google Patents
Sludge drying waste water treatment system and treatment process Download PDFInfo
- Publication number
- CN105502840A CN105502840A CN201610030941.9A CN201610030941A CN105502840A CN 105502840 A CN105502840 A CN 105502840A CN 201610030941 A CN201610030941 A CN 201610030941A CN 105502840 A CN105502840 A CN 105502840A
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- pond
- waste water
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- sludge drying
- tank
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- 239000010802 sludge Substances 0.000 title claims abstract description 103
- 238000001035 drying Methods 0.000 title claims abstract description 58
- 238000000034 method Methods 0.000 title claims abstract description 28
- 230000008569 process Effects 0.000 title claims abstract description 25
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 17
- 239000002351 wastewater Substances 0.000 claims abstract description 92
- 238000001816 cooling Methods 0.000 claims abstract description 37
- 239000000126 substance Substances 0.000 claims abstract description 10
- 239000006228 supernatant Substances 0.000 claims abstract description 7
- 238000010992 reflux Methods 0.000 claims abstract description 6
- 239000013049 sediment Substances 0.000 claims description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 20
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 18
- 230000008021 deposition Effects 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- 229910052757 nitrogen Inorganic materials 0.000 claims description 10
- 229910021529 ammonia Inorganic materials 0.000 claims description 9
- 230000008676 import Effects 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 7
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 6
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 229910052698 phosphorus Inorganic materials 0.000 claims description 6
- 239000011574 phosphorus Substances 0.000 claims description 6
- 239000000377 silicon dioxide Substances 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 230000007935 neutral effect Effects 0.000 claims description 5
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 238000000746 purification Methods 0.000 claims description 5
- 238000005273 aeration Methods 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 4
- 239000000706 filtrate Substances 0.000 claims description 4
- 125000001165 hydrophobic group Chemical group 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 238000009795 derivation Methods 0.000 claims description 3
- 239000003814 drug Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000003809 water extraction Methods 0.000 claims description 3
- 238000004062 sedimentation Methods 0.000 abstract 6
- 230000001105 regulatory effect Effects 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 1
- 241000196324 Embryophyta Species 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 240000002800 Sanicula europaea Species 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000009189 diving Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 229920000388 Polyphosphate Polymers 0.000 description 1
- 229920000037 Polyproline Polymers 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 244000000010 microbial pathogen Species 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000001205 polyphosphate Substances 0.000 description 1
- 235000011176 polyphosphates Nutrition 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/06—Sludge reduction, e.g. by lysis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/302—Nitrification and denitrification treatment
Abstract
The invention relates to a sludge drying waste water treatment system and a treatment process thereof and belongs to the field of wastewater treatment. The sludge drying waste water treatment system comprises a sludge drying waste water regulating tank, air floatation equipment, an A tank, an O tank, a mid-sedimentation tank, an ABFT tank and a final sedimentation tank which are sequentially connected and also comprises a cooling tower, a PAC chemical dosing device, a standard discharge outlet, a discharge tank, a sludge tank and a filter press, wherein the cooling tower is used for carrying out cooling treatment on waste water in the sludge drying waste water regulating tank; the PAC chemical dosing device provides chemical for the air floatation equipment; supernatant of the final sedimentation tank enters the standard discharge outlet, and the sludge tank is connected with the filter press; dross of the air floatation equipment directly enters the sludge tank; a mixed liquor refluxing pipeline is arranged between the A tank and the O tank; a sludge refluxing pipeline is arranged between the mid-sedimentation tank and the A tank; and sludge in the mid-sedimentation tank and the final sedimentation tank is discharged into the sludge tank. The sludge drying waste water treatment system can effectively blend sludge drying waste water into waste water reaching discharge standard, and the problem that waste water is produced after sludge is dried is solved.
Description
Technical field
The present invention relates to a kind of sludge drying Waste Water Treatment and treatment process thereof, belong to technical field of waste water processing.
Background technology
Along with the develop rapidly of technology of waste water control, the water environment pollution problem once restricting China's Economic development is very significantly improved, but the mud produced in sewage treatment process, because its amount is larger, proterties thickness, containing the objectionable impurities such as heavy metal and pathogenic micro-organism, if dealt with improperly, serious secondary pollution can be brought to environment.
Sludge incineration is one of main method of current sludge disposal technology.Sludge incineration technique can by effective for mud minimizing, and daily sewage plant mud needs after sludge drying production line is dried, just can enter sludge incinerating boiler and burns.And the waste water produced in the process of sludge drying could discharge after also needing effectively to process.
Summary of the invention
The object of the invention is to the problems referred to above, provide a kind of can the efficiently treatment system of lignin-sludge mummification waste water and treatment process thereof.
The present invention's adopted technical scheme that solves the problem is: a kind of sludge drying Waste Water Treatment, it is characterized in that: comprise connect successively sludge drying wastewater equalization pond, airfloat equipment, A pond, O pond, medium sediment pool, ABFT pond, final deposition pool, also comprise cooling tower, PAC chemicals dosing plant, effluent standard mouth, outer row pond, sludge sump and pressure filter, the waste water in sludge drying wastewater equalization pond is done cooling process by described cooling tower; Described PAC chemicals dosing plant provides medicine for described airfloat equipment; The supernatant liquor outlet of described final deposition pool is connected with described effluent standard mouth, and the mud mouth of described sludge sump is connected with pressure filter, and filtrate port is connected with sludge drying wastewater equalization pond; The scum silica frost relief outlet of described airfloat equipment is connected with the import of sludge sump; Mixed-liquor return pipeline is provided with between described A pond and O pond; Sludge return pipe is provided with between described medium sediment pool and A pond; Described medium sediment pool is connected with sludge sump respectively by mud discharge line with final deposition pool.
By sludge drying wastewater equalization pond, by waste water fine setting to neutral, its corrodibility can be greatly reduced; Airfloat equipment can utilize the micro-bubble of height of formation dispersion in water, adhere to solid or the liquid particle of hydrophobic group in water, form water-gas-particle three-phase mixed system, after particle adhesion bubble, form apparent density be less than the flco of water and float to the water surface, form scum layer to be struck off, thus realize the process of solid-liquid or Liquid liquid Separation; Afterwards successively through circulation denitrification and the Ammonia Nitrification effect in A pond and O pond, form biological denitrificaion, simultaneously in O pond by aeration, the COD in waste water can be removed by microorganism absorption degradation; Waste water after biochemical treatment can be carried out mud-water separation by medium sediment pool; By the inner numerous miniature denitrification reactor formed in ABFT pond, there is ammonia oxidation, nitrification and denitrification combined action, while guarantee ammonia nitrogen is efficiently removed simultaneously; By controlling the operating parameter of efficient denitrification purification reactor at different levels, causing the existence of the aerobic and anaerobic environment of macroscopic view, being conducive to releasing phosphorus and excessively taking the photograph phosphorus of polyP bacteria, ensure that the removal of phosphorus.Last in final deposition pool, the mud metabolism of ABFT pond produced is separated with the clear water after purification, and mud enters sludge sump, and clear water enters outer row pond by effluent standard mouth.
Be provided with cooling tower lift pump and waste water lifting pump bottom described sludge drying wastewater equalization pond, bottom described O pond, be provided with medium sediment pool lift pump; Described cooling tower lift pump is by the lifting liquid in sludge drying wastewater equalization pond in cooling tower, and the water outlet of cooling tower is connected with the import of sludge drying wastewater equalization pond; Described waste water lifting pump by waste water lifting to airfloat equipment; Water extraction rises in medium sediment pool by described medium sediment pool lift pump.
After waste water in sludge drying wastewater equalization pond is in harmonious proportion by soda acid, wastewater temperature rises, and is unfavorable for follow-up art breading, therefore can by waste water lifting to cooling tower cooling process.
The upper cover plate of medium sediment pool is provided with flat flow mud scraper, and the scraper plate of described flat flow mud scraper and flat flow mud scraper are hinged, and scraper plate is positioned at medium sediment pool inside.
Sludge scraping bottom medium sediment pool can be entered the lower outlet of medium sediment pool by the scraper plate of flat flow mud scraper, effectively prevents mud accumulated plugging.
The treatment process of sludge drying Waste Water Treatment, comprises the steps:
1) sludge drying waste water enters sludge drying wastewater equalization pond by grid, and by adding acid or alkali fine setting extremely neutrality, homogeneous is all measured.
2) by being in harmonious proportion to neutral sludge drying waste water lifting to cooling tower cooling process, sludge drying wastewater equalization pond is flow back to by the water outlet of cooling tower subsequently.
3) by the waste water lifting after cooled to airfloat equipment, the solid of hydrophobic group and liquid particle in removing waste water.
4) waste water stirs in A pond, and under the state remaining on anoxic, nitric nitrogen denitrification produces nitrogen, thus removes ammonia nitrogen.
5) in O pond, pass through aeration, remove the COD in waste water; Control dissolved oxygen concentration in pond, Ammonia Nitrification act as nitric nitrogen, and mixed-liquor return is carried out denitrification to front end, A pond.
6) waste water after biochemical treatment carries out mud-water separation at medium sediment pool, and sludge reflux is to front end, A pond, and supernatant liquor enters ABFT pond.
7) by the numerous miniature denitrification reactor of inside, ABFT pond, there is ammonia oxidation, nitrification and denitrification combined action, efficient removal ammonia nitrogen and phosphorus simultaneously.
8) last in final deposition pool, the mud produced in ABFT pond is separated with clear water after purification, and mud enters sludge sump, clear water Engage of standard discharge outlet.
9) scum silica frost of airfloat equipment derivation, the mud that medium sediment pool and final deposition pool are discharged all imports in sludge sump.
10) after mud in sludge sump being pressed into mud cake by pressure filter, outward transport process.
The present invention has the following advantages and effect: the present invention can effectively by sludge drying waste water reconciliation process to reaching the waste water that can discharge level, the wastewater problem produced after solving sludge drying, is pressed into mud cake by mud remaining in sludge drying waste water simultaneously and handles together.
Accompanying drawing explanation
Fig. 1 is present invention process schematic flow sheet.
Fig. 2 ~ Fig. 5 is equipment connecting relation schematic diagram of the present invention.
1 is sludge drying wastewater equalization pond, and 2 is airfloat equipment, and 3 is A pond, and 4 is O pond, 5 is medium sediment pool, and 6 is ABFT pond, and 7 is final deposition pool, 8 is cooling tower, and 9 is PAC chemicals dosing plant, and 10 is outer row pond, 11 is sludge sump, and 12 is pressure filter, and 13 is cooling tower lift pump, 14 is waste water lifting pump, and 15 is diving mixer, and 16 is medium sediment pool lift pump, 17 is mixed-liquor return pump, and 18 is biochemistry pool roots blower, and 19 is flat flow mud scraper.
Embodiment
Below in conjunction with accompanying drawing and by embodiment, the present invention is described in further detail, and following examples are that the present invention is not limited to following examples to the explanation of type of the present invention.
See Fig. 1-Fig. 5, the present embodiment comprise connect successively sludge drying wastewater equalization pond 1, airfloat equipment 2, A pond 3, O pond 4, medium sediment pool 5, ABFT pond 6, final deposition pool 7, also comprise cooling tower 8, PAC chemicals dosing plant 9, effluent standard mouth, outer row pond 10, sludge sump 11 and pressure filter 12.
The water-in of sludge drying wastewater equalization pond is provided with grid, and bottom is provided with cooling tower lift pump 13 and waste water lifting pump 14.After waste water acid adding in sludge drying wastewater equalization pond 1 adds alkali fine setting, temperature rises, and is unfavorable for subsequent technique process.Now, cooling tower lift pump 13 can by the waste water lifting in sludge drying wastewater equalization pond 1 in cooling tower 8, waste water upwards sprays formation droplet, simultaneously by the blower fan bottom cooling tower 8 upwards air blast take away hot gas, thus the cooling process realized waste water, the temperature of waste water is cooled to 30 ~ 35 DEG C from 50 ~ 60 DEG C.
The cooled globule converges bottom cooling tower 8, again flows back in sludge drying wastewater equalization pond 1, then by waste water lifting pump 14 by waste water lifting to airfloat equipment 2.PAC chemicals dosing plant 9 provides necessary medicine for airfloat equipment 2, and assist airfloat equipment 2 to realize solid-liquid or Liquid liquid Separation, scum silica frost enters sludge sump 11, and all the other waste water enter A pond 3.
Be provided with combined stuffing in A pond 3, the organism in waste water is processed efficiently.Also be provided with diving mixer 15 bottom A pond 3, one can prevent sludge settling, two content that can also increase the dissolved oxygen in waste water.
Also be provided with combined stuffing in O pond 4, bottom is provided with medium sediment pool lift pump 16 and mixed-liquor return pump 17.Water extraction rises in medium sediment pool 5 by medium sediment pool lift pump 16, and mixed solution is squeezed into front end, A pond 3 and carried out denitrification by mixed-liquor return pump 17 again, flow to as in figure 3. → 2. shown in.Also be provided with breather line in O pond 4, increase the content of the dissolved oxygen of O pond 4 in waste water by breather line to air blast in pond by the biochemistry pool roots blower 18 outside pond.
The upper cover plate of medium sediment pool 5 is provided with flat flow mud scraper 19, and the scraper plate of flat flow mud scraper 19 is positioned at medium sediment pool 5 inside, and scraper plate and flat flow mud scraper 19 are hinged.Sludge scraping bottom medium sediment pool 5 is entered the outlet of medium sediment pool 5 by scraper plate, and sludge reflux is to front end, A pond 3 or be directly disposed to sludge sump 11, be expressed as in the drawings 4. → 2. and 4. → 6., liquid then enters ABFT pond 6.
Waste water enters final deposition pool 7 complete ammonia oxidation, nitrification and denitrification combined action in ABFT pond 6 after, and completes mud-water separation in final deposition pool 7, and mud enters sludge sump 11, as figure 5. → 6..
The supernatant liquor of final deposition pool 7 is discharged into outer row pond 10 by effluent standard mouth, and the mud in sludge sump 11 is pressed into mud cake by pressure filter 12, and the filtrate of sludge sump 11 and pressure filter 12 is then back in sludge drying wastewater equalization pond 1, as figure 7. → 1. and 8. → 1. shown in.
The treatment process of sludge drying Waste Water Treatment, comprises the steps:
1) sludge drying waste water enters sludge drying wastewater equalization pond 1 by grid, and by adding acid or alkali fine setting extremely neutrality, homogeneous is all measured.
2) by being in harmonious proportion to neutral sludge drying waste water lifting to cooling tower 8 cooling process, sludge drying wastewater equalization pond 1 is flow back to by the water outlet of cooling tower 8 subsequently.
3) by the waste water lifting after cooled to airfloat equipment 2, the solid of hydrophobic group and liquid particle in removing waste water.
4) waste water stirs in A pond 3, and under the state remaining on anoxic, nitric nitrogen denitrification produces nitrogen, thus deammoniation nitrogen.
5) in O pond 4, pass through aeration, remove the COD in waste water; Control dissolved oxygen concentration in pond, Ammonia Nitrification act as nitric nitrogen, and mixed-liquor return is carried out denitrification to front end, A pond 3.
6) waste water after biochemical treatment carries out mud-water separation at medium sediment pool 5, and sludge reflux is to front end, A pond 3, and supernatant liquor enters ABFT pond 6.
7) by the numerous miniature denitrification reactor of inside, ABFT pond 6, there is ammonia oxidation, nitrification and denitrification combined action, efficient removal ammonia nitrogen and phosphorus simultaneously.
8) last in final deposition pool 7, the mud produced in ABFT pond 6 is separated with clear water after purification, and mud enters sludge sump 11, clear water Engage of standard discharge outlet.
9) scum silica frost of airfloat equipment 2 derivation, the mud that medium sediment pool 5 and final deposition pool 7 are discharged all imports in sludge sump 11.
10) after mud in sludge sump 11 being pressed into mud cake by pressure filter 12, outward transport process.
The water of condensation that sludge drying production line produces in drying course, water inlet index is substantially as follows:
The treatment effect of each step of the present embodiment is as follows:
Although invention with embodiment openly as above, it is also not used to limit protection scope of the present invention, and any technician being familiar with this technology, not departing from the change and retouching done in the spirit and scope of the present invention, all should belong to protection scope of the present invention.
Claims (5)
1. a sludge drying Waste Water Treatment, it is characterized in that: comprise connect successively sludge drying wastewater equalization pond, airfloat equipment, A pond, O pond, medium sediment pool, ABFT pond, final deposition pool, also comprise cooling tower, PAC chemicals dosing plant, effluent standard mouth, outer row pond, sludge sump and pressure filter, the waste water in sludge drying wastewater equalization pond is done cooling process by described cooling tower; Described PAC chemicals dosing plant provides medicine for described airfloat equipment; The supernatant liquor outlet of described final deposition pool is connected with described effluent standard mouth, and the mud mouth of described sludge sump is connected with pressure filter, and filtrate port is connected with sludge drying wastewater equalization pond; The scum silica frost relief outlet of described airfloat equipment is connected with the import of sludge sump; Mixed-liquor return pipeline is provided with between described A pond and O pond; Sludge return pipe is provided with between described medium sediment pool and A pond; Described medium sediment pool is connected with sludge sump respectively by mud discharge line with final deposition pool.
2. sludge drying Waste Water Treatment according to claim 1, is characterized in that: the water inlet of described mud mummification wastewater equalization pond is also provided with grid.
3. sludge drying Waste Water Treatment according to claim 1, is characterized in that: be provided with cooling tower lift pump and waste water lifting pump bottom described sludge drying wastewater equalization pond, is provided with medium sediment pool lift pump bottom described O pond; Described cooling tower lift pump is by the lifting liquid in sludge drying wastewater equalization pond in cooling tower, and the water outlet of cooling tower is connected with the import of sludge drying wastewater equalization pond; Described waste water lifting pump by waste water lifting to airfloat equipment; Water extraction rises in medium sediment pool by described medium sediment pool lift pump.
4. sludge drying Waste Water Treatment according to claim 1, is characterized in that: the upper cover plate of described medium sediment pool is provided with flat flow mud scraper, and the scraper plate of described flat flow mud scraper and flat flow mud scraper are hinged, and scraper plate is positioned at medium sediment pool inside.
5. adopt a treatment process for sludge drying Waste Water Treatment as claimed in claim 1, it is characterized in that, comprise the steps:
1) sludge drying waste water enters sludge drying wastewater equalization pond by grid, and acid adding adds alkali fine setting to neutral, and homogeneous even amount;
2) by being in harmonious proportion to neutral sludge drying waste water lifting to cooling tower cooling process, sludge drying wastewater equalization pond is flow back to by the water outlet of cooling tower subsequently;
3) by the waste water lifting after cooled to airfloat equipment, the solid of hydrophobic group and liquid particle in removing waste water;
4) waste water stirs in A pond, and under the state remaining on anoxic, nitric nitrogen denitrification produces nitrogen, thus removes ammonia nitrogen;
5) in O pond, the COD in waste water is removed by aeration; Control dissolved oxygen concentration in pond, Ammonia Nitrification act as nitric nitrogen, and mixed-liquor return is carried out denitrification to front end, A pond;
6) waste water after biochemical treatment carries out mud-water separation at medium sediment pool, and sludge reflux is to front end, A pond, and supernatant liquor enters ABFT pond;
7) by the numerous miniature denitrification reactor of inside, ABFT pond, there is ammonia oxidation, nitrification and denitrification combined action, efficient removal ammonia nitrogen and phosphorus simultaneously;
8) last in final deposition pool, the mud produced in ABFT pond is separated with clear water after purification, and mud enters sludge sump, clear water Engage of standard discharge outlet;
9) scum silica frost of airfloat equipment derivation, the mud that medium sediment pool and final deposition pool are discharged all imports in sludge sump;
10) after mud in sludge sump being pressed into mud cake by pressure filter, outward transport process; Filtrate leads back to sludge drying wastewater equalization pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610030941.9A CN105502840A (en) | 2016-01-11 | 2016-01-11 | Sludge drying waste water treatment system and treatment process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610030941.9A CN105502840A (en) | 2016-01-11 | 2016-01-11 | Sludge drying waste water treatment system and treatment process |
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| Publication Number | Publication Date |
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| CN105502840A true CN105502840A (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201610030941.9A Pending CN105502840A (en) | 2016-01-11 | 2016-01-11 | Sludge drying waste water treatment system and treatment process |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107522368A (en) * | 2017-10-17 | 2017-12-29 | 南京中电环保工程有限公司 | Dedusting cooling subsystem, sludge drying condensation Waste Water Treatment and technique |
| CN108529812A (en) * | 2017-03-01 | 2018-09-14 | 大展实业股份有限公司 | Sewage and wastewater treatment system |
| CN111559831A (en) * | 2020-05-21 | 2020-08-21 | 南京扬子江生态环境产业研究院有限公司 | Sludge coupling power generation drying wastewater full-flow treatment system and method |
| CN111960615A (en) * | 2020-08-21 | 2020-11-20 | 浙江天地环保科技股份有限公司 | Sludge drying condensate water treatment system and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201753303U (en) * | 2010-04-21 | 2011-03-02 | 北京机电院高技术股份有限公司 | Steam low-temperature quenching and tempering complete sludge drying device |
| CN102826654A (en) * | 2012-08-23 | 2012-12-19 | 天通新环境技术有限公司 | Device and method for recovery treatment on sewage obtained by sludge heat drying |
| CN102964022A (en) * | 2012-07-23 | 2013-03-13 | 北京水泥厂有限责任公司 | Treatment method of sludge drying generated sewage |
| CN203833702U (en) * | 2013-09-17 | 2014-09-17 | 南京科盛环保科技有限公司 | Bioaugmentation treatment device for medium- and low-concentration ammonia nitrogen wastewater |
| CN204874025U (en) * | 2015-08-20 | 2015-12-16 | 徐州工程学院 | A aeration biological fluidized bed device for high ammonia -nitrogen concentration waste water treatment |
-
2016
- 2016-01-11 CN CN201610030941.9A patent/CN105502840A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201753303U (en) * | 2010-04-21 | 2011-03-02 | 北京机电院高技术股份有限公司 | Steam low-temperature quenching and tempering complete sludge drying device |
| CN102964022A (en) * | 2012-07-23 | 2013-03-13 | 北京水泥厂有限责任公司 | Treatment method of sludge drying generated sewage |
| CN102826654A (en) * | 2012-08-23 | 2012-12-19 | 天通新环境技术有限公司 | Device and method for recovery treatment on sewage obtained by sludge heat drying |
| CN203833702U (en) * | 2013-09-17 | 2014-09-17 | 南京科盛环保科技有限公司 | Bioaugmentation treatment device for medium- and low-concentration ammonia nitrogen wastewater |
| CN204874025U (en) * | 2015-08-20 | 2015-12-16 | 徐州工程学院 | A aeration biological fluidized bed device for high ammonia -nitrogen concentration waste water treatment |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108529812A (en) * | 2017-03-01 | 2018-09-14 | 大展实业股份有限公司 | Sewage and wastewater treatment system |
| CN107522368A (en) * | 2017-10-17 | 2017-12-29 | 南京中电环保工程有限公司 | Dedusting cooling subsystem, sludge drying condensation Waste Water Treatment and technique |
| CN111559831A (en) * | 2020-05-21 | 2020-08-21 | 南京扬子江生态环境产业研究院有限公司 | Sludge coupling power generation drying wastewater full-flow treatment system and method |
| CN111960615A (en) * | 2020-08-21 | 2020-11-20 | 浙江天地环保科技股份有限公司 | Sludge drying condensate water treatment system and method |
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