CN105884145A - System and method for treating sewage - Google Patents
System and method for treating sewage Download PDFInfo
- Publication number
- CN105884145A CN105884145A CN201610455163.8A CN201610455163A CN105884145A CN 105884145 A CN105884145 A CN 105884145A CN 201610455163 A CN201610455163 A CN 201610455163A CN 105884145 A CN105884145 A CN 105884145A
- Authority
- CN
- China
- Prior art keywords
- sewage
- tank
- water
- sewage disposal
- pool
- 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.)
- Pending
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 101
- 238000000034 method Methods 0.000 title claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 87
- 230000001105 regulatory effect Effects 0.000 claims abstract description 60
- 238000004062 sedimentation Methods 0.000 claims abstract description 53
- 230000008569 process Effects 0.000 claims abstract description 33
- 239000010802 sludge Substances 0.000 claims abstract description 33
- 238000000108 ultra-filtration Methods 0.000 claims abstract description 25
- 239000000835 fiber Substances 0.000 claims abstract description 23
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 22
- 230000015271 coagulation Effects 0.000 claims abstract description 6
- 238000005345 coagulation Methods 0.000 claims abstract description 6
- 230000001112 coagulating effect Effects 0.000 claims description 77
- 238000001556 precipitation Methods 0.000 claims description 34
- 238000001914 filtration Methods 0.000 claims description 22
- 230000001954 sterilising effect Effects 0.000 claims description 21
- 241000216843 Ursus arctos horribilis Species 0.000 claims description 14
- 238000007667 floating Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 14
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
- 229910001385 heavy metal Inorganic materials 0.000 claims description 8
- 239000000084 colloidal system Substances 0.000 claims description 7
- 239000010801 sewage sludge Substances 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 claims description 4
- 238000007254 oxidation reaction Methods 0.000 claims description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 2
- 238000009825 accumulation Methods 0.000 claims description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 2
- 239000000920 calcium hydroxide Substances 0.000 claims description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 2
- 239000000701 coagulant Substances 0.000 claims description 2
- 239000011790 ferrous sulphate Substances 0.000 claims description 2
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 2
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 2
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 229910052979 sodium sulfide Inorganic materials 0.000 claims description 2
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 230000029219 regulation of pH Effects 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 2
- 239000004576 sand Substances 0.000 abstract description 2
- 238000005188 flotation Methods 0.000 abstract 1
- 239000013049 sediment Substances 0.000 abstract 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 239000003921 oil Substances 0.000 description 7
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 6
- 239000003208 petroleum Substances 0.000 description 6
- 229910052698 phosphorus Inorganic materials 0.000 description 6
- 239000011574 phosphorus Substances 0.000 description 6
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 5
- 238000001514 detection method Methods 0.000 description 5
- 239000003599 detergent Substances 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 5
- 230000026676 system process Effects 0.000 description 5
- 238000005273 aeration Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005189 flocculation Methods 0.000 description 2
- 230000016615 flocculation Effects 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 241000195649 Chlorella <Chlorellales> Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 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
- 230000008859 change Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 239000010840 domestic wastewater Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 235000014593 oils and fats Nutrition 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004065 wastewater treatment Methods 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
-
- 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
-
- 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
- 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
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- 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
- C02F3/301—Aerobic and anaerobic treatment in the same reactor
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention provides a system and a method for treating sewage. The system comprises a thick grid, a water collecting tank, a fine grid, a rotational flow sand settling tank, a regulating tank, an emergency tank, a coagulation sedimentation tank, gas flotation equipment, an intermediate water tank, ultra-filtration equipment, a concentrated water regulating tank, a multistage coagulation sediment, an A2O biochemical tank, an inclined-tube sedimentation tank, a fiber turntable filter tank, a sludge concentrated water tank, a sludge dewatering room, a disinfection tank and a water recycling tank. The system and the method have the advantages that diversified processes for treating the sewage are combined with one another to form the complete system for treating the sewage, accordingly, different stages of sewage can be assuredly effectively treated, and treatment effects can be improved; outlet water treated by the aid of the system is high in quality, requirements of national emission indexes can be met, the outlet water can be applied to life again, and accordingly water resources can be reused.
Description
Technical field
The present invention relates to sewage treatment area, be specifically related to a kind of sewage disposal system and sewage water treatment method thereof.
Background technology
Current Chinese economy has been enter into developed country's primary stage, and many Process of Urbanization Constructions, industrialization construction are evolving, and owing to the environmental problem of fast development initiation the most gradually appears process and increasingly serious.How to carry out science, effective environmental protective measure at present, be the key issue of Economic Development.And during carrying out environmental conservation, the sewage discharged also is the current environmental problem be badly in need of and solving.
Patent publication No. CN104609660A discloses the sewage water treatment method of a kind of efficient energy-saving energy-consumption and resource reclaim, it is sufficiently mixed in activated sludge absorption pond with returned sludge including entering water sewage, by major part carbon source in sewage, small part nitrogen source is transferred in returned sludge, water outlet enters sedimentation tank and carries out solid-liquid separation, discharge primary water and excess sludge, excess sludge obtains hydrogen or biogas through efficient anaerobic digestion reactor, and digested sludge, the biogas slurry that described digested sludge produces after dehydration uses MAP to send into the fluidized-bed reactor of band settling zone, the primary water that the remainder biogas slurry obtained through MAP method and sedimentation tank are discharged respectively enters anaerobic ammonium oxidation process denitrification oxidative system and carries out denitrogenation；Or: primary water and biogas slurry that sedimentation tank is discharged merge, and utilize preponderant algae, nitrogen-fixing bacteria to carry out denitrogenation processing；Described preponderant algae selects chlorella；Final outflow water.Can realize the comprehensive utilization of carbon in sewage, nitrogen, P elements, have the energy outer defeated, phosphorus element reclaims, low or Nitrogen recovery is consumed energy in nitrogen transformation, is greatly shortened the advantages such as response time.
Patent publication No. CN104402177A discloses a kind of community domestic wastewater treatment system, including grid equipment, oil interceptor, sedimentation tank, Aeration tank, wet land system, membrane bioreactor pond, sand filter, the degerming pond of dosing, cistern, accident pool, inspection well, equipment room etc..Present treatment system compared with prior art contaminant removal capacity significantly improves, and COD clearance reaches more than 97%, and SS clearance reaches more than 99%, and the clearance of petroleum class and zoology and botany oil reaches more than 99%.
Patent publication No. CN104291520A discloses one way of life sewage disposal and reuse method, use following scheme: one way of life sewage disposal and reuse method, sanitary sewage is carried out classified emission, according to the sewage character Heisui River that is divided into high concentration different from source and the buck of low concentration, after Heisui River is discharged to, pass sequentially through anaerobic treatment pool, aeration contact-oxidation pool, aeration high resistant ecological pool, aeration low resistant ecological pool and ecological precipitation process pond, Heisui River after process enters regulating reservoir after merging with buck, after regulating reservoir regulates, send into subsurface infiltration device process, the water that this subsurface infiltration device processes is back to flush the toilet or qualified discharge after sterilization.
Environmental conservation and sewage disposal become current Chinese economy and develop the major issue faced, and it is not only the inevitable requirement of China's sustainable development tourism, it is nevertheless guaranteed that human survival, the important means of continuity offspring.Wherein the quality of sewage treatment process has been largely fixed the height of quality of sewage disposal, and existing sewage disposal technology to solve problem single, therefore, invent a set of perfect sewage disposal system, to following Process of Urbanization Construction, and promote that social civilization development is the most significant.
Summary of the invention
In order to solve prior art problem, it is an object of the invention to the deficiency overcoming prior art to exist, it is provided that a kind of sewage disposal system and sewage water treatment method thereof.
For solve solve prior art problem, the present invention by the following technical solutions:
A kind of sewage disposal system, including sewage disposal and Treatment of Sludge, coarse rack that described sewage disposal includes being sequentially connected with, collecting-tank, fine fack, rotational flow grit chamber, regulating reservoir, coagulative precipitation tank, airfloat equipment, intermediate pool, ultrafiltration apparatus, dense water regulating reservoir, multistage coagulating sedimentation, A2O biochemistry pool, tube settler, fibre turntable filtering ponds, sterilization pool, reuse pool；Described ultrafiltration apparatus has dense water out and clear water output, and the dense water out of described ultrafiltration apparatus is connected with multistage coagulating sedimentation, and the clear water output of ultrafiltration apparatus is connected with sterilization pool；
Described Treatment of Sludge includes between coagulative precipitation tank, airfloat equipment, multistage coagulating sedimentation, tube settling, fibre turntable filtering ponds, the dense pond of mud and sludge dewatering, the entrance in the dense pond of described mud is connected with coagulative precipitation tank, airfloat equipment, multistage coagulating sedimentation, tube settling, the outlet of fibre turntable filtering ponds respectively, and the outlet in the dense pond of mud is connected with entrance between sludge dewatering.
Further, the grizzly bar gap 15-20mm of described coarse rack, setting angle is 90 °；The grizzly bar gap 3-5mm of fine fack, setting angle is 70 °-80 °.
Further, described mixed sedimentation tank is added with coagulant.
Further, described multistage coagulating sedimentation is adjusted district by the sour regulatory region being sequentially connected with, one-level PH regulatory region, one-level coagulating sedimentation district, two grades of PH regulatory regions, two-stage coagulation settling zone, three grades of PH regulatory regions, three grades of coagulating sedimentation districts and pH and forms, described acid regulatory region adds hydrochloric acid and ferrous sulfate, one-level PH regulatory region hydro-oxidation sodium and sodium sulfide, two grades of PH regulatory regions add sodium hydroxide and calcium hydroxide, three grades of PH regulatory regions add sodium hydroxide, and pH adjusts district and adds dilute hydrochloric acid.
Further, described A2O biochemistry pool is sunk district by the biochemical zone being sequentially connected with and two and forms；
Further, described biochemical zone time of staying 14-17h, coefficient of producing sewage sludge 0.8-0.85kgDS/kgBOD5, 15 days ages of mud, sludge concentration 3.8-4.2g/L；Described two sink district surface loading 1.0-1.2m3/(m2·h)。
Further, described sewage disposal also includes that emergency lagoon, emergency lagoon and regulating reservoir are set up in parallel, and emergency lagoon water inlet is connected with fine fack outlet, and outlet is connected with the water inlet of coagulative precipitation tank.
Above-mentioned sewage disposal system processes the method for sewage, it is as follows that it processes step: sewage is passed sequentially through coarse rack, collecting-tank, fine fack, rotational flow grit chamber, regulating reservoir, coagulative precipitation tank, airfloat equipment, intermediate pool and ultrafiltration apparatus, bigger floating foreign material are removed by coarse rack, fine fack removes tiny floating thing, rotational flow grit chamber removes silt, coagulative precipitation tank removes suspended solids thing, airfloat equipment removes the suspended material in sewage and colloid, and sewage is divided into clear water and dense water by ultrafiltration apparatus, clear water introduces sterilization pool, dense water passes sequentially through dense water regulating reservoir, multistage coagulating sedimentation, A2O biochemistry pool, tube settler, fibre turntable filtering ponds, sterilization pool and reuse pool, multistage coagulating sedimentation removes heavy metal in dense water, A2O biochemistry pool is by dense denitrogenation of water dephosphorization, and remove Organic substance；And the mud that coagulative precipitation tank, airfloat equipment, multistage coagulating sedimentation, tube settler and fibre turntable filtering ponds produce in sewage disposal process enters the dense pond of mud, then sanitary landfills after processed between sludge dewatering.
Further, described sewage is removed after silt by rotational flow grit chamber, and when rear end equipment fault or maintenance, sewage introduces emergency lagoon and meets an urgent need accumulation；After rear end equipment releases fault or maintenance completes, then the sewage in emergency lagoon is introduced coagulative precipitation tank.
Further, the sour regulatory region pH2.0-3.0 of described multistage coagulating sedimentation, one-level PH regulatory region pH6.0-7.0, two grades of PH regulatory region pH8.5-9.5, three grades of PH regulatory region pH10.0, pH adjust district pH6.5-8.0.
The process chart of sewage disposal system of the present invention such as Fig. 1.
A kind of sewage disposal system of the present invention and sewage water treatment method thereof, compared with prior art, have and highlight substantive features and significant advantage as follows:
1. the present invention uses the combination of multiple sewage treatment process, forms the sewage disposal system of complete set, it is ensured that can effectively process sewage at different levels, improves treatment effect；
2. the present invention adds airfloat equipment between flocculation sedimentation tank and ultrafiltration apparatus, can effectively remove flocculation sedimentation tank and cannot precipitate the less flco of removal particle diameter and oils and fats, improve the treatment effect of ultrafiltration apparatus；
3. heavy metal during the present invention uses multistage coagulating kinetics sewage, adjusted stepwise pH scope, it is achieved pH scope accurately controls, save soda acid consumption；
4. the effluent quality processed through sewage disposal system of the present invention is good, reaches country's discharge index, can again be applied to life, it is achieved recycling water resource.
Accompanying drawing explanation
Fig. 1 is the process chart of sewage disposal system of the present invention；
Fig. 2 is the process chart of multistage coagulating sedimentation；
Fig. 3 is the process chart of A2O biochemistry pool；
In figure, 1 is coarse rack, 2 is collecting-tank, 3 is fine fack, 4 is rotational flow grit chamber, 5 is regulating reservoir, 6 is coagulative precipitation tank, 7 is airfloat equipment, 8 is intermediate pool, 9 is ultrafiltration apparatus, 10 is dense water regulating reservoir, 11 is multistage coagulating sedimentation, 12 is A2O biochemistry pool, 13 is tube settler, 14 is fibre turntable filtering ponds, 15 is sterilization pool, 16 is reuse pool, 17 is the dense pond of mud, 18 between sludge dewatering, 19 is emergency lagoon, 20 is acid regulatory region, 21 is one-level PH regulatory region, 22 is one-level coagulating sedimentation district, 23 is two grades of PH regulatory regions, 24 is two-stage coagulation settling zone, 25 is three grades of PH regulatory regions, 26 is three grades of coagulating sedimentation districts, 27 adjust district for pH, 28 is biochemical zone, 29 is two to sink district.
Detailed description of the invention
Below by way of detailed description of the invention and accompanying drawing, the present invention is described in further detail, but this should not being interpreted as, the scope of the present invention is only limitted to Examples below.In the case of without departing from said method thought of the present invention, the various replacements made according to ordinary skill knowledge and customary means or change, should be included in the scope of the present invention.
Embodiment
1
A kind of sewage disposal system, such as Fig. 1, Fig. 2, shown in Fig. 3, including coarse rack 1, collecting-tank 2, fine fack 3, rotational flow grit chamber 4, regulating reservoir 5, coagulative precipitation tank 6, airfloat equipment 7, intermediate pool 8, ultrafiltration apparatus 9, dense water regulating reservoir 10, multistage coagulating sedimentation 11, A2O biochemistry pool 12, tube settler 13, fibre turntable filtering ponds 14, sterilization pool 15, reuse pool 16, the dense pond of mud 17, between sludge dewatering 18, emergency lagoon 19, acid regulatory region 20, one-level PH regulatory region 21, one-level coagulating sedimentation district 22, two grades of PH regulatory regions 23, two-stage coagulation settling zone 24, three grades of PH regulatory regions 25, three grades of coagulating sedimentation districts 26, pH adjusts district 27, biochemical zone 28 and two sinks district 29, its method processing sewage is as follows:
nullSewage is passed sequentially through coarse rack 1、Collecting-tank 2、Fine fack 3、Rotational flow grit chamber 4、Regulating reservoir 5、Coagulative precipitation tank 6、Airfloat equipment 7、Intermediate pool 8 and ultrafiltration apparatus 9，Bigger floating foreign material are removed by coarse rack 1，Fine fack 3 removes tiny floating thing，Rotational flow grit chamber 4 removes silt，Coagulative precipitation tank 6 removes suspended solids thing，Airfloat equipment 7 removes the suspended material in sewage and colloid，And sewage is divided into clear water and dense water by ultrafiltration apparatus 9，Clear water introduces sterilization pool 15，Dense water passes sequentially through dense water regulating reservoir 10、Multistage coagulating sedimentation 11、A2O biochemistry pool 12、Tube settler 13、Fibre turntable filtering ponds 14、Sterilization pool 15 and reuse pool 16，Multistage coagulating sedimentation 11 removes heavy metal in dense water，A2O biochemistry pool 12 is by dense denitrogenation of water dephosphorization，And remove Organic substance；And the mud that coagulative precipitation tank 6, airfloat equipment 7, multistage coagulating sedimentation 11, tube settler 13 and fibre turntable filtering ponds 14 produce in sewage disposal process enters the dense pond of mud 17, then sanitary landfills after 18 processed between sludge dewatering.The grizzly bar gap 20mm of described coarse rack 1, setting angle is 90 °；The grizzly bar gap 5mm of fine fack 3, setting angle is 80 °；Biochemical zone 28 time of staying 17h, coefficient of producing sewage sludge 0.85kgDS/kgBOD5, 15 days ages of mud, sludge concentration 4.2g/L；Described two sink district 29 surface loading 1.2m3/(m2·h)。
Through detection after the process of sewage the present embodiment, the clearance of COD reaches 97.3%；The clearance of ammonia nitrogen reaches 98.8%, the clearance of petroleum class and zoology and botany oil reaches 98.9%, and the clearance of five-day BOD reaches 97.0%, and the clearance of float reaches 99.9%, the clearance of total phosphorus reaches 98.4%, and the clearance of anionic detergent reaches 97.3%.
Embodiment
2
A kind of method of sewage disposal system process sewage:
nullSewage is passed sequentially through coarse rack 1、Collecting-tank 2、Fine fack 3、Rotational flow grit chamber 4、Regulating reservoir 5、Coagulative precipitation tank 6、Airfloat equipment 7、Intermediate pool 8 and ultrafiltration apparatus 9，Bigger floating foreign material are removed by coarse rack 1，Fine fack 3 removes tiny floating thing，Rotational flow grit chamber 4 removes silt，Coagulative precipitation tank 6 removes suspended solids thing，Airfloat equipment 7 removes the suspended material in sewage and colloid，And sewage is divided into clear water and dense water by ultrafiltration apparatus 9，Clear water introduces sterilization pool 15，Dense water passes sequentially through dense water regulating reservoir 10、Multistage coagulating sedimentation 11、A2O biochemistry pool 12、Tube settler 13、Fibre turntable filtering ponds 14、Sterilization pool 15 and reuse pool 16，Multistage coagulating sedimentation 11 removes heavy metal in dense water，A2O biochemistry pool 12 is by dense denitrogenation of water dephosphorization，And remove Organic substance；And the mud that coagulative precipitation tank 6, airfloat equipment 7, multistage coagulating sedimentation 11, tube settler 13 and fibre turntable filtering ponds 14 produce in sewage disposal process enters the dense pond of mud 17, then sanitary landfills after 18 processed between sludge dewatering.The grizzly bar gap 15mm of described coarse rack 1, setting angle is 90 °；The grizzly bar gap 3mm of fine fack 3, setting angle is 70 °；Biochemical zone 28 time of staying 14h, coefficient of producing sewage sludge 0.8kgDS/kgBOD5, 15 days ages of mud, sludge concentration 3.8g/L；Described two sink district 29 surface loading 1.0m3/(m2·h)。
Through detection after the process of sewage the present embodiment, the clearance of COD reaches 98.2%；The clearance of ammonia nitrogen reaches 99.1%, the clearance of petroleum class and zoology and botany oil reaches 99.2%, and the clearance of five-day BOD reaches 97.4%, and the clearance of float reaches 99.9%, the clearance of total phosphorus reaches 98.8%, and the clearance of anionic detergent reaches 97.5%.
Embodiment
3
A kind of method of sewage disposal system process sewage:
nullSewage is passed sequentially through coarse rack 1、Collecting-tank 2、Fine fack 3、Rotational flow grit chamber 4、Regulating reservoir 5、Coagulative precipitation tank 6、Airfloat equipment 7、Intermediate pool 8 and ultrafiltration apparatus 9，Bigger floating foreign material are removed by coarse rack 1，Fine fack 3 removes tiny floating thing，Rotational flow grit chamber 4 removes silt，Coagulative precipitation tank 6 removes suspended solids thing，Airfloat equipment 7 removes the suspended material in sewage and colloid，And sewage is divided into clear water and dense water by ultrafiltration apparatus 9，Clear water introduces sterilization pool 15，Dense water passes sequentially through dense water regulating reservoir 10、Multistage coagulating sedimentation 11、A2O biochemistry pool 12、Tube settler 13、Fibre turntable filtering ponds 14、Sterilization pool 15 and reuse pool 16，Multistage coagulating sedimentation 11 removes heavy metal in dense water，A2O biochemistry pool 12 is by dense denitrogenation of water dephosphorization，And remove Organic substance；And the mud that coagulative precipitation tank 6, airfloat equipment 7, multistage coagulating sedimentation 11, tube settler 13 and fibre turntable filtering ponds 14 produce in sewage disposal process enters the dense pond of mud 17, then sanitary landfills after 18 processed between sludge dewatering.The grizzly bar gap 20mm of described coarse rack 1, setting angle is 90 °；The grizzly bar gap 5mm of fine fack 3, setting angle is 75 °；Biochemical zone 28 time of staying 15h, coefficient of producing sewage sludge 0.82kgDS/kgBOD5, 15 days ages of mud, sludge concentration 4g/L；Described two sink district 29 surface loading 1.0m3/(m2·h)。
Through detection after the process of sewage the present embodiment, the clearance of COD reaches 97.5%；The clearance of ammonia nitrogen reaches 99.0%, the clearance of petroleum class and zoology and botany oil reaches 99.1%, and the clearance of five-day BOD reaches 97.2%, and the clearance of float reaches 99.9%, the clearance of total phosphorus reaches 98.8%, and the clearance of anionic detergent reaches 97.3%.
Embodiment
4
A kind of method of sewage disposal system process sewage:
nullSewage is passed sequentially through coarse rack 1、Collecting-tank 2、Fine fack 3、Rotational flow grit chamber 4、Regulating reservoir 5、Coagulative precipitation tank 6、Airfloat equipment 7、Intermediate pool 8 and ultrafiltration apparatus 9，Bigger floating foreign material are removed by coarse rack 1，Fine fack 3 removes tiny floating thing，Rotational flow grit chamber 4 removes silt，Coagulative precipitation tank 6 removes suspended solids thing，Airfloat equipment 7 removes the suspended material in sewage and colloid，And sewage is divided into clear water and dense water by ultrafiltration apparatus 9，Clear water introduces sterilization pool 15，Dense water passes sequentially through dense water regulating reservoir 10、Multistage coagulating sedimentation 11、A2O biochemistry pool 12、Tube settler 13、Fibre turntable filtering ponds 14、Sterilization pool 15 and reuse pool 16，Multistage coagulating sedimentation 11 removes heavy metal in dense water，A2O biochemistry pool 12 is by dense denitrogenation of water dephosphorization，And remove Organic substance；And the mud that coagulative precipitation tank 6, airfloat equipment 7, multistage coagulating sedimentation 11, tube settler 13 and fibre turntable filtering ponds 14 produce in sewage disposal process enters the dense pond of mud 17, then sanitary landfills after 18 processed between sludge dewatering.The grizzly bar gap 18mm of described coarse rack 1, setting angle is 90 °；The grizzly bar gap 4mm of fine fack 3, setting angle is 78 °；Biochemical zone 28 time of staying 16h, coefficient of producing sewage sludge 0.82kgDS/kgBOD5, 15 days ages of mud, sludge concentration 4g/L；Described two sink district 29 surface loading 1.1m3/(m2·h)。
Through detection after the process of sewage the present embodiment, the clearance of COD reaches 97.6%；The clearance of ammonia nitrogen reaches 99.1%, the clearance of petroleum class and zoology and botany oil reaches 99.2%, and the clearance of five-day BOD reaches 97.0%, and the clearance of float reaches 99.9%, the clearance of total phosphorus reaches 98.8%, and the clearance of anionic detergent reaches 97.3%.
Embodiment
5
A kind of method of sewage disposal system process sewage:
nullSewage is passed sequentially through coarse rack 1、Collecting-tank 2、Fine fack 3、Rotational flow grit chamber 4、Regulating reservoir 5、Coagulative precipitation tank 6、Airfloat equipment 7、Intermediate pool 8 and ultrafiltration apparatus 9，Bigger floating foreign material are removed by coarse rack 1，Fine fack 3 removes tiny floating thing，Rotational flow grit chamber 4 removes silt，Coagulative precipitation tank 6 removes suspended solids thing，Airfloat equipment 7 removes the suspended material in sewage and colloid，And sewage is divided into clear water and dense water by ultrafiltration apparatus 9，Clear water introduces sterilization pool 15，Dense water passes sequentially through dense water regulating reservoir 10、Multistage coagulating sedimentation 11、A2O biochemistry pool 12、Tube settler 13、Fibre turntable filtering ponds 14、Sterilization pool 15 and reuse pool 16，Multistage coagulating sedimentation 11 removes heavy metal in dense water，A2O biochemistry pool 12 is by dense denitrogenation of water dephosphorization，And remove Organic substance；And the mud that coagulative precipitation tank 6, airfloat equipment 7, multistage coagulating sedimentation 11, tube settler 13 and fibre turntable filtering ponds 14 produce in sewage disposal process enters the dense pond of mud 17, then sanitary landfills after 18 processed between sludge dewatering.The grizzly bar gap 15mm of described coarse rack 1, setting angle is 90 °；The grizzly bar gap 5mm of fine fack 3, setting angle is 75 °；Biochemical zone 28 time of staying 15h, coefficient of producing sewage sludge 0.83kgDS/kgBOD5, 15 days ages of mud, sludge concentration 3.9g/L；Described two sink district 29 surface loading 1.0m3/(m2·h)。
Through detection after the process of sewage the present embodiment, the clearance of COD reaches 97.0%；The clearance of ammonia nitrogen reaches 98.9%, the clearance of petroleum class and zoology and botany oil reaches 99.0%, and the clearance of five-day BOD reaches 97.1%, and the clearance of float reaches 99.9%, the clearance of total phosphorus reaches 98.6%, and the clearance of anionic detergent reaches 97.2%.
Claims (10)
1. a sewage disposal system, it is characterized in that: include coarse rack (1) that sewage disposal and Treatment of Sludge, described sewage disposal include being sequentially connected with, collecting-tank (2), fine fack (3), rotational flow grit chamber (4), regulating reservoir (5), coagulative precipitation tank (6), airfloat equipment (7), intermediate pool (8), ultrafiltration apparatus (9), dense water regulating reservoir (10), multistage coagulating sedimentation (11), A2O biochemistry pool (12), tube settler (13), fibre turntable filtering ponds (14), sterilization pool (15), reuse pool (16)；Described ultrafiltration apparatus (9) has dense water out and clear water output, described dense water out to be connected with dense water regulating reservoir (10), and clear water output is connected with sterilization pool (15)；
Described Treatment of Sludge includes between coagulative precipitation tank (6), airfloat equipment (7), multistage coagulating sedimentation (11), tube settler (13), fibre turntable filtering ponds (14), the dense pond of mud (17) and sludge dewatering (18), the entrance in the dense pond of described mud (17) is connected with coagulative precipitation tank (6), airfloat equipment (7), multistage coagulating sedimentation (11), tube settler (13), the outlet of fibre turntable filtering ponds (14) respectively, and the outlet in the dense pond of mud (17) is connected with (18) entrance between sludge dewatering.
A kind of sewage disposal system the most according to claim 1, it is characterised in that: the grizzly bar gap 15-20mm of described coarse rack (1), setting angle is 90 °；The grizzly bar gap 3-5mm of fine fack (3), setting angle is 70 °-80 °.
A kind of sewage disposal system the most according to claim 1, it is characterised in that: described mixed sedimentation tank (6) is added with coagulant.
A kind of sewage disposal system the most according to claim 1, it is characterized in that: described multistage coagulating sedimentation (11) is by the sour regulatory region (20) being sequentially connected with, one-level PH regulatory region (21), one-level coagulating sedimentation district (22), two grades of PH regulatory regions (23), two-stage coagulation settling zone (24), three grades of PH regulatory regions (25), three grades of coagulating sedimentation districts (26) and pH adjust district (27) composition, described acid regulatory region (20) adds hydrochloric acid and ferrous sulfate, one-level PH regulatory region (21) hydro-oxidation sodium and sodium sulfide, two grades of PH regulatory regions (23) add sodium hydroxide and calcium hydroxide, three grades of PH regulation (25) districts add sodium hydroxide, pH adjusts district (27) and adds dilute hydrochloric acid.
A kind of sewage disposal system the most according to claim 1, it is characterised in that: described A2O biochemistry pool (12) is sunk district (29) by the biochemical zone (28) and two being sequentially connected with and is formed.
A kind of sewage disposal system the most according to claim 6, it is characterised in that: described biochemical zone (28) time of staying 14-17h, coefficient of producing sewage sludge 0.8-0.85kgDS/kgBOD5, 15 days ages of mud, sludge concentration 3.8-4.2g/L；Described two sink district (29) surface loading 1.0-1.2m3/(m2·h)。
A kind of sewage disposal system the most according to claim 1, it is characterized in that: described sewage disposal also includes emergency lagoon (19), emergency lagoon (19) and regulating reservoir (5) are set up in parallel, the water inlet of emergency lagoon (19) is connected with the outlet of rotational flow grit chamber (4), and the outlet of emergency lagoon (19) is connected with the water inlet of coagulative precipitation tank (6).
null8. the method that sewage disposal system described in a claim 1 processes sewage，It is characterized in that，It is as follows that it processes step: sewage passes sequentially through coarse rack (1)、Collecting-tank (2)、Fine fack (3)、Rotational flow grit chamber (4)、Regulating reservoir (5)、Coagulative precipitation tank (6)、Airfloat equipment (7)、Intermediate pool (8)、Ultrafiltration apparatus (9)，Bigger floating foreign material are removed by coarse rack (1)，Fine fack (3) removes tiny floating thing，Rotational flow grit chamber (4) removes silt，Coagulative precipitation tank (6) removes suspended solids thing，Airfloat equipment (7) removes the suspended material in sewage and colloid，And sewage is divided into clear water and dense water by ultrafiltration apparatus (9)，Clear water introduces sterilization pool，Dense water passes sequentially through dense water regulating reservoir (10)、Multistage coagulating sedimentation (11)、A2O biochemistry pool (12)、Tube settler (13)、Fibre turntable filtering ponds (14)、Sterilization pool (15) and reuse pool (16)，Multistage coagulating sedimentation (11) removes heavy metal in dense water，A2O biochemistry pool (12) is by dense denitrogenation of water dephosphorization，And remove Organic substance；And the mud that coagulative precipitation tank (6), airfloat equipment (7), multistage coagulating sedimentation (11), tube settler (13) and fibre turntable filtering ponds (14) produce in sewage disposal process enters the dense pond of mud (17), then sanitary landfills after (18) processed between sludge dewatering.
A kind of sewage disposal system the most according to claim 7 processes the method for sewage, it is characterised in that: after described sewage removes silt by rotational flow grit chamber (4), when rear end equipment fault or maintenance, sewage introduces the emergent accumulation of emergency lagoon (19)；After rear end equipment releases fault or maintenance completes, then the sewage in emergency lagoon (19) is introduced coagulative precipitation tank (6).
A kind of sewage disposal system the most according to claim 7 processes the method for sewage, it is characterized in that: sour regulatory region (20) the pH 2.0-3.0 of described multistage coagulating sedimentation (11), one-level PH regulatory region (21) pH6.0-7.0, two grades of PH regulatory region (23) pH8.5-9.5, three grades of PH regulatory regions (25) pH10.0, pH adjust district (27) pH6.5-8.0.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610455163.8A CN105884145A (en) | 2016-06-22 | 2016-06-22 | System and method for treating sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610455163.8A CN105884145A (en) | 2016-06-22 | 2016-06-22 | System and method for treating sewage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105884145A true CN105884145A (en) | 2016-08-24 |
Family
ID=56731043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610455163.8A Pending CN105884145A (en) | 2016-06-22 | 2016-06-22 | System and method for treating sewage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105884145A (en) |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106698845A (en) * | 2017-01-13 | 2017-05-24 | 广州市天瑞环保科技有限公司 | Water body remediation system and remediation method |
| CN107215981A (en) * | 2017-06-16 | 2017-09-29 | 陕西火凤凰艺术陶瓷有限责任公司 | Ceramic production sewage recycles cyclic utilization system |
| CN108285223A (en) * | 2018-03-20 | 2018-07-17 | 珠海市晴宇环保科技服务有限公司 | A kind of process for reclaiming and system of industrial wastewater |
| CN108423891A (en) * | 2018-05-24 | 2018-08-21 | 张家港市清泉水处理有限公司 | A kind of sewage disposal system and its processing method containing zinc ion |
| CN108483760A (en) * | 2018-04-28 | 2018-09-04 | 许欠欠 | A kind of heavy metal-polluted method for deeply treating water |
| CN108927004A (en) * | 2018-07-28 | 2018-12-04 | 宁波和源环境治理有限责任公司 | A kind of new process for making saltcake be converted into bronsted lowry acids and bases bronsted lowry with bipolar membrane electrodialysis method |
| CN108927003A (en) * | 2018-06-19 | 2018-12-04 | 宁波和源环境治理有限责任公司 | A kind of pretreating process for making saltcake be converted into bronsted lowry acids and bases bronsted lowry with bipolar membrane electrodialysis method |
| CN108946998A (en) * | 2018-04-16 | 2018-12-07 | 南安市创培电子科技有限公司 | A kind of advanced treatment process of sewage |
| CN110734160A (en) * | 2019-10-11 | 2020-01-31 | 浙江先创能源科技股份有限公司 | domestic sewage treatment system and process thereof |
| CN110902930A (en) * | 2019-11-14 | 2020-03-24 | 天津精利为科技有限公司 | An environmentally friendly separation and recovery device for sewage treatment |
| CN111592128A (en) * | 2020-04-29 | 2020-08-28 | 福建省环境保护设计院有限公司 | Near water source (ecological) protection area tunnel construction waste water treatment complete equipment |
| CN112142258A (en) * | 2020-09-18 | 2020-12-29 | 中国科学院城市环境研究所 | Resource and standard treatment method for domestic sewage of villages and towns |
| CN112250221A (en) * | 2020-10-30 | 2021-01-22 | 福建冠鑫新材料有限公司 | A sewage treatment device and treatment process |
| CN112321067A (en) * | 2020-10-14 | 2021-02-05 | 开平汇顺科技有限公司 | Sewage treatment method |
| CN113277673A (en) * | 2021-05-16 | 2021-08-20 | 牟华倩 | Sewage treatment process |
| CN114249462A (en) * | 2021-12-30 | 2022-03-29 | 艾德旺斯环保科技南通有限公司 | Dirty waste water treatment equipment of high efficiency convenient to use |
| CN115849607A (en) * | 2022-11-30 | 2023-03-28 | 中冶赛迪工程技术股份有限公司 | Wastewater pretreatment process |
| CN117342740A (en) * | 2023-11-15 | 2024-01-05 | 开滦（集团）有限责任公司电信分公司 | Underground coal mine sewage purification and recycling system and method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1803659A (en) * | 2006-01-13 | 2006-07-19 | 江苏金麟环境科技有限公司 | Multi-stage treatment process for electroplating wastewater of centralized park zone |
| CN205222944U (en) * | 2015-11-20 | 2016-05-11 | 浙江弗莱德环境科技有限公司 | Sewage treatment system |
-
2016
- 2016-06-22 CN CN201610455163.8A patent/CN105884145A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1803659A (en) * | 2006-01-13 | 2006-07-19 | 江苏金麟环境科技有限公司 | Multi-stage treatment process for electroplating wastewater of centralized park zone |
| CN205222944U (en) * | 2015-11-20 | 2016-05-11 | 浙江弗莱德环境科技有限公司 | Sewage treatment system |
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106698845B (en) * | 2017-01-13 | 2020-03-20 | 佛山市生态环境局三水分局 | Water body restoration system and restoration method |
| CN106698845A (en) * | 2017-01-13 | 2017-05-24 | 广州市天瑞环保科技有限公司 | Water body remediation system and remediation method |
| CN107215981A (en) * | 2017-06-16 | 2017-09-29 | 陕西火凤凰艺术陶瓷有限责任公司 | Ceramic production sewage recycles cyclic utilization system |
| CN108285223A (en) * | 2018-03-20 | 2018-07-17 | 珠海市晴宇环保科技服务有限公司 | A kind of process for reclaiming and system of industrial wastewater |
| CN108946998A (en) * | 2018-04-16 | 2018-12-07 | 南安市创培电子科技有限公司 | A kind of advanced treatment process of sewage |
| CN108483760B (en) * | 2018-04-28 | 2020-12-08 | 山东国辰实业集团机电设备有限公司 | Advanced treatment method for heavy metal sewage |
| CN108483760A (en) * | 2018-04-28 | 2018-09-04 | 许欠欠 | A kind of heavy metal-polluted method for deeply treating water |
| CN108423891A (en) * | 2018-05-24 | 2018-08-21 | 张家港市清泉水处理有限公司 | A kind of sewage disposal system and its processing method containing zinc ion |
| CN108927003A (en) * | 2018-06-19 | 2018-12-04 | 宁波和源环境治理有限责任公司 | A kind of pretreating process for making saltcake be converted into bronsted lowry acids and bases bronsted lowry with bipolar membrane electrodialysis method |
| CN108927004A (en) * | 2018-07-28 | 2018-12-04 | 宁波和源环境治理有限责任公司 | A kind of new process for making saltcake be converted into bronsted lowry acids and bases bronsted lowry with bipolar membrane electrodialysis method |
| CN110734160A (en) * | 2019-10-11 | 2020-01-31 | 浙江先创能源科技股份有限公司 | domestic sewage treatment system and process thereof |
| CN110902930A (en) * | 2019-11-14 | 2020-03-24 | 天津精利为科技有限公司 | An environmentally friendly separation and recovery device for sewage treatment |
| CN111592128A (en) * | 2020-04-29 | 2020-08-28 | 福建省环境保护设计院有限公司 | Near water source (ecological) protection area tunnel construction waste water treatment complete equipment |
| CN112142258A (en) * | 2020-09-18 | 2020-12-29 | 中国科学院城市环境研究所 | Resource and standard treatment method for domestic sewage of villages and towns |
| CN112321067A (en) * | 2020-10-14 | 2021-02-05 | 开平汇顺科技有限公司 | Sewage treatment method |
| CN112250221A (en) * | 2020-10-30 | 2021-01-22 | 福建冠鑫新材料有限公司 | A sewage treatment device and treatment process |
| CN113277673A (en) * | 2021-05-16 | 2021-08-20 | 牟华倩 | Sewage treatment process |
| CN114249462A (en) * | 2021-12-30 | 2022-03-29 | 艾德旺斯环保科技南通有限公司 | Dirty waste water treatment equipment of high efficiency convenient to use |
| CN115849607A (en) * | 2022-11-30 | 2023-03-28 | 中冶赛迪工程技术股份有限公司 | Wastewater pretreatment process |
| CN117342740A (en) * | 2023-11-15 | 2024-01-05 | 开滦（集团）有限责任公司电信分公司 | Underground coal mine sewage purification and recycling system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105884145A (en) | System and method for treating sewage | |
| CN101514067B (en) | Domestic sewage treatment system with anaerobic-aerobic combined biological filter | |
| CN103848542B (en) | Advanced wastewater treatment technology for sewage treatment and upgrading and reconstruction | |
| CN206767868U (en) | A kind of garbage percolation liquid treating system | |
| CN103979750B (en) | Reactor for sewage treatment and phosphorus recovery and method for recovering phosphorus by using same | |
| CN104355478A (en) | Printing and dyeing sewage treatment system | |
| CN101913684A (en) | Magnetic flocculation enhanced wastewater phosphorus removal reactor and treatment method | |
| CN113860637A (en) | Method and system for treating leachate of refuse transfer station in southern region | |
| CN103880253A (en) | Garbage leachate advanced treatment method and Fenton reaction tower | |
| CN110526518A (en) | A kind of non-membrane treating method of anaerobic digestion of kitchen wastes waste water | |
| CN210711175U (en) | A non-membrane treatment system for anaerobic digestion wastewater of kitchen waste | |
| CN105417765B (en) | A kind of municipal sewage organic carbon enriching and recovering utilizes device and its application method | |
| WO2012105847A1 (en) | System and method for the treatment of municipal and industrial wastewater and sludge | |
| CN101863592B (en) | Leachate treatment method for small town household refuse landfill sites | |
| CN111875171B (en) | A kind of duck raising wastewater treatment process and resource recovery method | |
| Li et al. | Diatomite enhanced dynamic membrane technology for simultaneous backwash sludge pre-dewatering and backwash wastewater recycling | |
| KR101300466B1 (en) | Apparatus for wastewater treatment and method for phosphorus removal from wastewater | |
| CN104261561A (en) | Sequencing batch reactor activated sludge process (SBR) with low yield of sludge and low energy consumption | |
| CN101708918B (en) | Improved integrated A/O sewage treatment equipment | |
| CN204824535U (en) | Fragrant of rubbish concentrate two -stage and BAF advanced treatment equipment | |
| CN101428943A (en) | Full-flow process for upgrading and reconstructing urban sewage factory | |
| CN208829505U (en) | After-treatment system of the Fine Chemistry Wastewater after MVR distills | |
| CN106746223A (en) | Aerobic collaboration processing cutting liquid waste plant and the method for coagulation anaerobic hydrolysis | |
| CN108623076A (en) | A kind of method and apparatus of processing whey wastewater | |
| CN204824536U (en) | High -efficient advanced oxidation treatment equipment of rubbish concentrate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160824 |