CN105366876B - Urban industry sewage disposal system - Google Patents
Urban industry sewage disposal system Download PDFInfo
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- CN105366876B CN105366876B CN201510616629.3A CN201510616629A CN105366876B CN 105366876 B CN105366876 B CN 105366876B CN 201510616629 A CN201510616629 A CN 201510616629A CN 105366876 B CN105366876 B CN 105366876B
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- 239000010865 sewage Substances 0.000 title claims abstract description 157
- 238000004062 sedimentation Methods 0.000 claims abstract description 70
- 238000001914 filtration Methods 0.000 claims abstract description 68
- 238000001514 detection method Methods 0.000 claims abstract description 66
- 235000013305 food Nutrition 0.000 claims abstract description 64
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 55
- 238000011282 treatment Methods 0.000 claims abstract description 53
- 238000005374 membrane filtration Methods 0.000 claims abstract description 50
- 230000003647 oxidation Effects 0.000 claims abstract description 22
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 22
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 20
- 239000002253 acid Substances 0.000 claims abstract description 20
- 238000001556 precipitation Methods 0.000 claims abstract description 19
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 76
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 60
- 229910052698 phosphorus Inorganic materials 0.000 claims description 56
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 52
- 239000011574 phosphorus Substances 0.000 claims description 52
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 48
- 239000007787 solid Substances 0.000 claims description 46
- 229910052757 nitrogen Inorganic materials 0.000 claims description 42
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 40
- 229910001385 heavy metal Inorganic materials 0.000 claims description 40
- 239000003795 chemical substances by application Substances 0.000 claims description 35
- 238000005189 flocculation Methods 0.000 claims description 35
- 230000016615 flocculation Effects 0.000 claims description 35
- 239000002245 particle Substances 0.000 claims description 32
- 238000000926 separation method Methods 0.000 claims description 27
- 241000894006 Bacteria Species 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 22
- 239000003337 fertilizer Substances 0.000 claims description 20
- 239000003208 petroleum Substances 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 15
- 229920000388 Polyphosphate Polymers 0.000 claims description 12
- 229920000037 Polyproline Polymers 0.000 claims description 12
- 239000001205 polyphosphate Substances 0.000 claims description 12
- 235000011176 polyphosphates Nutrition 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 241000196324 Embryophyta Species 0.000 claims description 10
- 239000000706 filtrate Substances 0.000 claims description 10
- 239000012528 membrane Substances 0.000 claims description 10
- 239000000919 ceramic Substances 0.000 claims description 9
- 239000010410 layer Substances 0.000 claims description 8
- 239000012044 organic layer Substances 0.000 claims description 8
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 7
- 229910000859 α-Fe Inorganic materials 0.000 claims description 7
- 241000195649 Chlorella <Chlorellales> Species 0.000 claims description 6
- 235000014676 Phragmites communis Nutrition 0.000 claims description 6
- 241000233948 Typha Species 0.000 claims description 6
- 235000004224 Typha angustifolia Nutrition 0.000 claims description 6
- 240000001398 Typha domingensis Species 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 6
- 229920001661 Chitosan Polymers 0.000 claims description 5
- 229910004835 Na2B4O7 Inorganic materials 0.000 claims description 5
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims description 5
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 5
- UQGFMSUEHSUPRD-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane Chemical compound [Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 UQGFMSUEHSUPRD-UHFFFAOYSA-N 0.000 claims description 5
- 229910052564 epsomite Inorganic materials 0.000 claims description 5
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims description 5
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims description 5
- 239000011592 zinc chloride Substances 0.000 claims description 5
- 238000004065 wastewater treatment Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 2
- 239000003344 environmental pollutant Substances 0.000 description 19
- 231100000719 pollutant Toxicity 0.000 description 19
- 239000000126 substance Substances 0.000 description 13
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- 238000006243 chemical reaction Methods 0.000 description 6
- 239000012047 saturated solution Substances 0.000 description 6
- 230000009467 reduction Effects 0.000 description 5
- 241000700605 Viruses Species 0.000 description 4
- -1 polybag Substances 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical group O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 3
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 3
- IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical compound ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 description 3
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
- 238000005915 ammonolysis reaction Methods 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000003575 carbonaceous material Substances 0.000 description 3
- 239000003599 detergent Substances 0.000 description 3
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 3
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical group [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910017604 nitric acid Inorganic materials 0.000 description 3
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- 239000003960 organic solvent Substances 0.000 description 3
- 230000024241 parasitism Effects 0.000 description 3
- 239000013618 particulate matter Substances 0.000 description 3
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- 239000004575 stone Substances 0.000 description 3
- 239000000356 contaminant Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000011953 bioanalysis Methods 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 239000000686 essence Substances 0.000 description 1
- 244000144992 flock Species 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 244000045947 parasite Species 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 235000005074 zinc chloride Nutrition 0.000 description 1
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention discloses a kind of urban industry sewage disposal system, include the food industry sewage disinfection treatment route of parallel connection, industrial inorganic sewage disinfection treatment route and industrial organic sewage pretreatment route, the food industry sewage disinfection treatment route, industrial inorganic sewage disinfection treatment route and industrial organic sewage pretreatment route are intersected in total processing route；The food industry sewage disinfection treatment route includes the food filtering ponds one being linked in sequence, food sedimentation basin one, food filtering ponds two and food sedimentation basin two；The industrial inorganic sewage disinfection treatment route includes the inorganic filter pond one being linked in sequence, soda acid pond, oxidation pond, inorganic precipitation pond, inorganic filter pond two and membrane filtration pond；The industrial organic sewage pretreatment route includes organic filter pond and the abstraction pool being linked in sequence；Total processing route includes the anaerobic pond being linked in sequence, Aerobic Pond, wetland, detection cell and ultraviolet sterilization pond.
Description
Technical field
The present invention relates to a kind of sewage disposal system, particularly a kind of urban industry sewage disposal system.
Background technology
In the last few years, the rate of economic development in China city was relatively fast, produces and lives and caused sewage in city
Quantity is also gradually increasing, and compared with developed countries, China's treatment rate of domestic sewage is not also high, and technique has need
Kind, management is also relatively backward, and average every 1,500,000 people or so just possesses a sewage treatment plant, and sewage treatment plant also be present
Build effective investment utilization rate and processing water rate low problems up to standard.Wastewater treatment in China facility is relative to developed country
It is also very backward.
The technique of Industrial Waste Water Treatments is more single in the prior art, mainly uses activated sludge process or chemical method, living
Property influence of the sludge to environment it is smaller, but the effect removed is not so good, and the residual such as heavy metal is higher；The removal of chemical method
Effect is preferable, but environment is had a great influence, and easily causes secondary pollution.
The content of the invention
The goal of the invention of the present invention is：For above-mentioned problem, there is provided one kind can have high clearance, meet
Various regions city needs, and can extensively, efficiently handle the urban industry sewage disposal system of all kinds of sewage.
The technical solution adopted by the present invention is as follows：
Urban industry sewage disposal system of the present invention, including food industry sewage disinfection treatment route in parallel, industrial inorganic
Sewage disinfection treatment route and industrial organic sewage pretreatment route, the food industry sewage disinfection treatment route, industrial inorganic are dirty
Water pretreatment route and industrial organic sewage pretreatment route are intersected in total processing route；The food industry sewage disinfection treatment road
Line includes the food filtering ponds one being linked in sequence, food sedimentation basin one, food filtering ponds two and food sedimentation basin two；The industry
Inorganic sewage disinfection treatment route includes the inorganic filter pond one being linked in sequence, soda acid pond, oxidation pond, inorganic precipitation pond, inorganic mistake
Filter tank two and membrane filtration pond；The industrial organic sewage pretreatment route includes organic filter pond and the abstraction pool being linked in sequence；Institute
State the anaerobic pond that total processing route includes being linked in sequence, Aerobic Pond, wetland, detection cell and ultraviolet sterilization pond；The industry is organic
Sewage disinfection treatment route and industrial inorganic sewage disinfection treatment route are intersected in membrane filtration pond, the WASTEWATER TREATMENT OF FOOD PROCESSING INDUSTRY route with
Industrial inorganic processing route is intersected in anaerobic pond.
By adopting the above-described technical solution, the contaminant component of different types of trade effluent is different, content is different, work
Industry sewage can be divided into food industry sewage, industrial inorganic sewage and industrial organic sewage, the pollutant in food industry sewage
Constituent content is substantially the same with food industry sewage, predominantly N, P pollutants；In industrial inorganic sewage content of beary metal compared with
Height, poisonous and hazardous organic constituentses content is higher in organic sewage；By food industry sewage and trade effluent categorised collection, pin
Different preprocess methods is carried out to each different pollutant components, after different pollutant removals are fallen, focused on
Shared pollutant N, P, improve treatment effeciency, have extensive adaptability, cope with the production and living process in city
Middle be likely to occur all sewage.
The urban industry sewage disposal system of the present invention, the anaerobic pond is interior to be provided with nitrifier and polyP bacteria, described aerobic
Denitrifying bacterium is provided with pond, delivery port is provided with detection means in the Aerobic Pond, can detect nitrogen content and phosphorus content in water, described
Aerobic Pond is provided with to the half-duplex channel of anaerobic pond；The plant of wetland plantation includes 26 ~ 31% typha angustifolia, 19 ~ 22%
Cattail, 32 ~ 40% reed and 16 ~ 23% chlorella.
By adopting the above-described technical solution, pollutant containing P can be effectively got rid of in the presence of polyP bacteria, in nitre
Pollutant containing N can be effectively got rid of in the presence of change bacterium and denitrifying bacterium, while delivery port is provided with detection dress in Aerobic Pond
Put, the processing of next step can be just carried out after ensureing that detection nitrogen content and phosphorus content are up to standard, is returned if not up to standard and continues this
The processing of one step, it is such to be circularly set, can efficiently it be handled repeatedly, until the qualified place for just carrying out next step of content
Reason so that by anaerobic pond and the pollutant load of the water outlet of Aerobic Pond processing in a stable scope, so that
The processing of next step will not cause the reduction of final process effect because content exceedes bearing capacity, ensure the stabilization of processing system
Property.Plant in wetland can effectively absorb the pollutants such as N in sewage, P.Removed by bioanalysises such as nitrifier, wetlands
Fall N, P pollutant in sewage, there is the characteristics of environment-friendly, surrounding environment will not be damaged, will not more cause secondary dirt
Dye.
The urban industry sewage disposal system of the present invention, the outlet of food sedimentation basin two are provided with detection means, can detected
Solid particle size in filtrate；The food sedimentation basin two is provided with to the half-duplex channel for crossing food filter tank one.
Due to being provided with detection means using above-mentioned technical proposal, the pond delivery port of sedimentation basin two, can ensure to detect solid
The processing of next step is just carried out after granule content is up to standard, the processing for continuing this step is returned if not up to standard, such circulation is set
Put, can efficiently be handled repeatedly, until the qualified processing for just carrying out next step of content so that by filtering ponds and precipitation
The pollutant load of the water outlet of pond processing is in a stable scope, so that the processing of next step will not be because of content
Cause the reduction of final process effect more than bearing capacity, ensure the stability of processing system
The urban industry sewage disposal system of the present invention, the food filtering ponds one are interior to be provided with aperture plate, the grid of the aperture plate
Lattice gap length is 5 ~ 8cm；Flocculation agent is provided with the food sedimentation basin one, separation filter is provided with the food sedimentation basin one
Plate, the separation filter plate can be by separation of solid and liquid；Thermostat is provided with the food sedimentation basin one, temperature can be maintained constant 25
In the range of ~ 28 DEG C, the flocculation agent is 1 by mol ratio：1 ZnCl2 and sodium carboxymethylcellulose composition, the flocculation agent
Concentration is 25ppm；Aperture plate is provided with the food filtering ponds two, the grid gap length of the aperture plate is 0.3 ~ 0.8cm；It is described
Separation filter plate is provided with food sedimentation basin two, the separation filter plate can be by separation of solid and liquid, and the food sedimentation basin two is connected with system fertilizer
System.
By adopting the above-described technical solution, the pollutant such as polybag, paper of bulky grain are disposed by filtering ponds one
Deng, the solid pollutant in the interior addition flocculation agent of sedimentation basin one can largely get rid of sewage, including swill, inorganic chemical
Thing etc., thermostat ensures to play a role within the scope of the optimal temperature of flocculation agent, so as to obtain optimal clearance；Filtering ponds two
Aperture plate can get rid of less solid particle, and the material such as caused flock under flocculation agent effect, sedimentation basin two
Interior separation filter plate can get rid of more short grained solid matter, and sewage is after preceding filtering twice, and larger solid is all
Have been removed, now solid particle is less, the aperture that separate filter plate will not be caused to block, so as to cause to separate
The reduction of efficiency, the solid matter separated by sedimentation basin two contain the chemical elements such as abundant N, P, S, are the good of manufacture fertilizer
Good raw material, solid matter is delivered into fertilizer producing system being capable of maximum twice laid.
The urban industry sewage disposal system of the present invention, the outlet in the inorganic filter pond two is provided with detection means, can examined
Survey in filtrate and contain heavy metal amount；The inorganic filter pond two is provided with to the half-duplex channel of oxidation pond.
By adopting the above-described technical solution, the delivery port of inorganic filter pond two is provided with detection means, can ensure to detect
The processing of next step is just carried out after up to standard containing heavy metal amount, the processing for continuing this step, such circulation are returned if not up to standard
Set, can efficiently be handled repeatedly, until the qualified processing for just carrying out next step of content so that treated water outlet
Pollutant load in a stable scope so that the processing of next step will not because of content exceed bearing capacity and
Cause the reduction of final process effect, ensure the stability of processing system
The urban industry sewage disposal system of the present invention, the inorganic filter pond one is provided with aperture plate, the grid of the aperture plate
Gap length is 5 ~ 8cm；Use ferrite process in the oxidation pond, n (Fe in the ferrite process2+)/n(M2+)=15；It is described
Inorganic flocculation agent is provided with inorganic precipitation pond, the inorganic flocculation agent is 1 by mol ratio：1：0.4：1.2 chitosan,
Na2B4O7·10H2O, MgSO4·7H2O, AlCl3·6H2O is formed, and the concentration of the inorganic flocculation agent is 25ppm；It is described inorganic
Filter screen is provided with filtering ponds two, the grid gap length of the filter screen is 0.05 ~ 0.08cm；The inlet and outlet in the membrane filtration pond
Pressure regulating pump is equipped with, the membrane filtration pond is provided with thermostat, can maintain temperature constant in the range of 51 ~ 55 DEG C, the membrane filtration
50nm multi-channel industrial inorganic ceramic membranes are provided with pond.
By adopting the above-described technical solution, inorganic flocculation agent can effectively get rid of most heavy metal ion dirts
Thing is contaminated, 99% ion can be got rid of by membrane filtration film, the processing to industrial inorganic contaminant water has the characteristics of efficient, stable.
The urban industry sewage disposal system of the present invention, aperture plate, the grid of the aperture plate are provided with the organic filter pond
Gap length is 5 ~ 8cm；Sequential extractions are used in the abstraction pool, extractant is respectively：Petroleum ether, ethyl acetate：Oil
Ether=1:5, ethyl acetate：Petroleum ether=1:1, ethyl acetate：Petroleum ether=5:1, ethyl acetate；The abstraction pool is provided with segregative line
System, can separate organic layer with water layer；The abstraction pool is connected with fertilizer producing system.
By adopting the above-described technical solution, the organic matter in industrial organically-polluted water substantially can by sequential extractions
It is removed, extractant recovery can recycle, and add the utilization rate of resource, reduce cost, meanwhile, extract
Organic matter after treatment can turn into system fertilizer raw material, therefore the organic matter extracted deliver to fertilizer producing system being capable of maximum limit
The twice laid of degree.
The urban industry sewage disposal system of the present invention, the detection cell are provided with and respectively lead to food sedimentation basin two, soda acid
Pond, membrane filtration pond, abstraction pool, the individual event passage of anaerobic pond and wetland；Detection means is provided with the detection cell, can be detected in water
Size>The content of 0.3cm solid particle, containing heavy metal amount, phosphorus content, nitrogen content and phosphorus content.
By adopting the above-described technical solution, the treatment effect of each step processing is may determine that by the detection of detection cell, when
When the processing of a certain step is not up to standard, different return terminals is selected according to the content of pollutant, is handled again, so as to ensure finally to enter
It is up to standard to enter each pollutant load in the sewage in ultraviolet sterilization pond so that processing system copes with produces life in city
All sewage being likely to occur during work, the drop for the treatment of effect will not be caused because a certain pollutant emission is excessive
It is low, ensure the stability of processing system.
In summary, by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
1st, rationally effectively it is arranged, different types of sewage is pre-processed, so as to ensures in different pollutions
Good, stable treatment effect can still be ensured under thing emission behaviour.
2nd, segmented is provided with return-flow system, ensures the pollutant load of water outlet of segment processing in a stable scope
It is interior, so that the processing of next step will not cause the reduction of final process effect because content exceedes bearing capacity, at guarantee
The stability of reason system.
3rd, by the way of physical treatment, chemical treatment and biological treatment are combined, targetedly handled, environment
Close friend, the ecosystem of surrounding will not be impacted, Conventional pollution can not only be got rid of in combination with the method for processing,
The clearance of various pollutants is improved simultaneously, has prevented secondary pollution.
Brief description of the drawings
Fig. 1 is urban industry sewage disposal system schematic diagram；
Fig. 2 is the curve map that temperature influences on clearance；
Fig. 3 is the curve map that pH value influences on clearance；
Fig. 4 is the curve map that concentration influences on clearance；
Fig. 5 is the curve map that membrane aperture size influences on clearance；
Fig. 6 is the curve map that time of ultraviolet irradiation influences on clearances such as germ, parasite, viruses
Embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order that the object, technical solution and advantage of invention are more clearly understood, below in conjunction with drawings and Examples, to this
Invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not
For limiting the present invention.
Embodiment 1
As shown in figure 1, urban industry sewage disposal system, it is dirty to be divided into food industry sewage, industrial inorganic by trade effluent
Water and industrial organic sewage separate collection；The trade effluent of separate collection passes through food industry sewage disinfection treatment route, work respectively
The inorganic sewage disinfection treatment route of industry and industrial organic sewage pretreatment route are pre-processed；The food industry sewage disinfection treatment
Route, industrial inorganic sewage disinfection treatment route and industrial organic sewage pretreatment route are intersected in total processing route, always handle road
Line includes anaerobic pond, Aerobic Pond, wetland, detection cell and the ultraviolet sterilization pond being linked in sequence.
Food industry sewage disinfection treatment route includes the filtering ponds one being linked in sequence, sedimentation basin one, filtering ponds two and precipitation
Pond two, is provided with aperture plate in filtering ponds one, and the grid gap length of aperture plate be 5cm in filtering ponds one, provided with separating in sedimentation basin one
Separation of solid and liquid can be provided with aperture plate by filter plate, separation filter plate in filtering ponds two, the grid gap length of aperture plate is in filtering ponds two
0.3cm, the outlet of sedimentation basin two are provided with detection means, can detect solid particle size in filtrate, and sedimentation basin two is provided with to filtering ponds
One half-duplex channel, sedimentation basin two are connected with fertilizer producing system；Food industry sewage flows through the aperture plate of filtering ponds one, filters out and is more than
5cm particle, liquid flow to sedimentation basin one, and thermostat is provided with sedimentation basin one, and thermostat keeps temperature in sedimentation basin one to maintain
The flocculation agent that concentration is 25ppm is added in the range of 25 DEG C, in the sewage into sedimentation basin one, stands 2d, flocculation agent is by rubbing
You are than being 1：1 ZnCl2Formed with sodium carboxymethylcellulose, can largely get rid of COD (COD) material in water,
Including reducing substances such as, nitrite, sulfide, ferrous salt, detergent etc., the temperature of flocculation agent, concentration, rub
You are than as shown in Figures 2 to 4, separation filter plate in sedimentation basin one is by solid, floccule etc. and liquid with the curve map of removal effect
Body separates, and the liquid after separation flow to the aperture plate of filtering ponds two, filters out the particle more than 0.3cm, and liquid flow to sedimentation basin two,
After standing 2d, solid and liquid are separated；Liquid of the detecting system detection after the separation of sedimentation basin two in sedimentation basin two
In more than 0.3cm particulate matter content, work as granule content>During 0.2ppm, liquid flows back into filtering ponds by half-duplex channel
One；Work as granule content<During 0.2ppm, liquid flow to anaerobic pond；The solid matter separated by sedimentation basin two is transported to system fertilizer system
System, carry out the processing and fabricating of fertilizer.
Industrial inorganic sewage disinfection treatment route includes the inorganic filter pond one that is linked in sequence, soda acid pond, and oxidation pond is inorganic heavy
Shallow lake pond, inorganic filter pond two and membrane filtration pond.The grid gap length of aperture plate is 5 ~ 8cm in inorganic filter pond one, and industrial inorganic is dirty
Current pass through the aperture plate in inorganic filter tank one, and after filtering out the particle more than 5 ~ 8cm, liquid flow to soda acid pond.Used in soda acid pond
Ca(OH)2Liquid is made as saturated solution, saturated solution flow to oxidation pond, ferrite process is passed through in oxidation pond, in n (Fe2+)/
n(M2+After removing heavy metal ion under conditions of)=15, liquid flow to inorganic precipitation pond.Sewage is at inorganic precipitation pond, into pond
The inorganic flocculation agent that concentration is 25ppm is added, inorganic flocculation agent is 1 by mol ratio：1：0.4：1.2 chitosan, Na2B4O7·
10H2O, MgSO4·7H2O, AlCl3·6H2O form, stand 2 ~ 3d, the inorganic flocculation agent can get rid of substantial amounts of heavy metal from
Son, sewage is in by inorganic precipitation pond, and after inorganic flocculation agent processing, after getting rid of substantial amounts of heavy metal ion, liquid is flow to
Inorganic filter pond two, inorganic filter pond two is interior to be provided with filter screen, and the grid gap length of filter screen is 0.05cm, and liquid is by grid
Filtering, filters out the particle more than 0.05cm, and the outlet in inorganic filter pond two is provided with detection means, can detect in filtrate containing a huge sum of money
Category amount, inorganic filter pond two are provided with to the half-duplex channel of oxidation pond, and detection means detection is after the filtering of inorganic filter pond two
Contain heavy metal amount in liquid, when containing heavy metal amount>During 3ppm, liquid flows back to oxidation pond；When containing heavy metal amount<During 3ppm, liquid
It flow to membrane filtration pond.
The inlet and outlet in membrane filtration pond is equipped with pressure regulating pump, pressure regulating pump of the sewage Jing Guo the import of membrane filtration pond, pressure is adjusted
For 0.32MPa, membrane filtration pond is provided with thermostat, can maintain temperature constant in the range of 51 DEG C, and it is more that 50nm is provided with membrane filtration pond
Passage industrial inorganic ceramic membrane, sewage can further remove heavy metal ion compound and polymerization after inorganic ceramic membrane
Thing, liquid of influence of the temperature to clearance as shown in Figure 5 after filtering passes through membrane filtration in the pore size of inorganic ceramic membrane and pond
The pressure regulating pump of pond outlet, is adjusted to 0.10MPa, liquid flow to anaerobic pond by pressure.
Industrial organic sewage pretreatment route includes the organic filter pond being linked in sequence and abstraction pool, industrial organic sewage are pre-
Processing route is intersected in membrane filtration pond with industrial inorganic sewage disinfection treatment route.Aperture plate, organic filter pond are provided with organic filter pond
The grid gap length of interior aperture plate is 5cm, and sewage is by the aperture plate in organic filter pond, particle of the filtering more than 5cm.After filtering
Sewage flow to abstraction pool, sequential extractions are passed through in abstraction pool, are respectively using extractant：Petroleum ether, ethyl acetate：Stone
Oily ether=1:5, ethyl acetate：Petroleum ether=1:1, ethyl acetate：Petroleum ether=5:1, ethyl acetate is extracted, and abstraction pool is provided with
Piece-rate system, organic layer can be separated with water layer, after separating, after the organic solvent recovery of organic layer, gained solid is delivered to
Fertilizer producing system；Water layer flow to membrane filtration pond.
Nitrifier and polyP bacteria are provided with anaerobic pond, sewage is quiet in the presence of nitrifier and polyP bacteria in anaerobic pond
3d is put, ammoxidation can be nitrous acid by nitrifier, and it is nitric acid to retell nitrite-oxidizing, and reaction equation is as follows：
2NH4 ++3O2→2NO2 -+4H++2H2O
2NO2 -+O2→2NO3 -
PolyP bacteria is gone out after can phosphorus be assembled from water, and the sewage handled by nitrifier and polyP bacteria flow to aerobic
Pond.Denitrifying bacterium is provided with Aerobic Pond, ammonolysis craft can be turned into nitrogen by denitrifying bacterium, then is released back into air, and reaction equation is such as
Under：
2 NO3 − + 10 e− + 12 H+→ N2 + 6 H2O
Delivery port is provided with detection means in Aerobic Pond, can detect nitrogen content and phosphorus content in water, and Aerobic Pond is provided with to anaerobism
The half-duplex channel in pond, detection means detection pass through nitrogen content and phosphorus content in the sewage that Aerobic Pond is handled, work as nitrogen content>8ppm,
Phosphorus content>During 0.3ppm, liquid flows back into anaerobic pond by half-duplex channel；Work as nitrogen content<8ppm, phosphorus content<During 0.3ppm, liquid
Body flow to wetland.
The plant of wetland plantation includes 26% typha angustifolia, 22% cattail, 32% reed and 20% chlorella, these
Plant can effectively remove carbonaceous material, nitrogen substance and phosphorus containg substances in water removal, and sewage is in the presence of wetland, processing
10d, it flow to detection cell.
Detection cell leads to provided with the individual event for respectively leading to sedimentation basin two, soda acid pond, membrane filtration pond, abstraction pool, anaerobic pond and wetland
Road；Detection means is provided with the detection cell, size in water can be detected>The content of 0.3cm solid particle, containing heavy metal
Amount, phosphorus content, nitrogen content and phosphorus content.The size in water body after the sewage of multi step strategy distinguishes detection process in detection cell
>The content of 0.3cm solid particle, containing heavy metal amount, phosphorus content, nitrogen content and phosphorus content；When the content of solid particle>
During 0.2ppm, liquid flows back to filtering ponds one；When containing heavy metal amount>During 3ppm, liquid flows back into soda acid pond, works as 3ppm>Containing a huge sum of money
Category amount>During 0.05ppm, liquid flows back into membrane filtration Chi Chi；Work as phosphorus content>During 0.02ppm, liquid flows back into abstraction pool, when
0.02ppm>Phosphorus content>During 0.003ppm, liquid flows back into membrane filtration pond；Work as nitrogen content>8ppm or phosphorus content>During 0.3ppm, liquid
Body flows back into anaerobic pond；Work as 8ppm>Nitrogen content>0.1ppm, or 0.3ppm>Phosphorus content>During 0.1ppm, liquid flows back into wetland；
Work as solid content<0.2ppm, containing heavy metal amount<0.05ppm, phosphorus content<During 0.02ppm, nitrogen content<0.1ppm, it is phosphorous
Amount<During 0.1ppm, liquid flow to ultraviolet sterilization pond.
Ultraviolet sterilization pond, wavelength 200nm, the μ W.s/cm of dosage 13000 can be sent2In the range of ultraviolet waves.At multistep
Water after reason is in wavelength 200nm, the μ W.s/cm of dosage 130002In the range of, handle 40s after can eliminate 99% germ, parasitism
Worm, virus etc., the time is to the influence curve of clearance as shown in fig. 6, the water after multi step strategy can discharge.
Embodiment 2
As shown in figure 1, urban industry sewage disposal system, it is dirty to be divided into food industry sewage, industrial inorganic by trade effluent
Water and industrial organic sewage separate collection；The trade effluent of separate collection passes through food industry sewage disinfection treatment route, work respectively
The inorganic sewage disinfection treatment route of industry and industrial organic sewage pretreatment route are pre-processed；The food industry sewage disinfection treatment
Route, industrial inorganic sewage disinfection treatment route and industrial organic sewage pretreatment route are intersected in total processing route, always handle road
Line includes anaerobic pond, Aerobic Pond, wetland, detection cell and the ultraviolet sterilization pond being linked in sequence.
Food industry sewage disinfection treatment route includes the filtering ponds one being linked in sequence, sedimentation basin one, filtering ponds two and precipitation
Pond two, is provided with aperture plate in filtering ponds one, and the grid gap length of aperture plate be 8cm in filtering ponds one, provided with separating in sedimentation basin one
Separation of solid and liquid can be provided with aperture plate by filter plate, separation filter plate in filtering ponds two, the grid gap length of aperture plate is in filtering ponds two
0.8cm, the outlet of sedimentation basin two are provided with detection means, can detect solid particle size in filtrate, and sedimentation basin two is provided with to filtering ponds
One half-duplex channel, sedimentation basin two are connected with fertilizer producing system；Food industry sewage flows through the aperture plate of filtering ponds one, filters out and is more than
8cm particle, liquid flow to sedimentation basin one, and thermostat is provided with sedimentation basin one, and thermostat keeps temperature in sedimentation basin one to maintain
The flocculation agent that concentration is 25ppm is added in the range of 28 DEG C, in the sewage into sedimentation basin one, stands 3d, flocculation agent is by rubbing
You are than being 1：1 ZnCl2Formed with sodium carboxymethylcellulose, can largely get rid of COD (COD) material in water,
Including reducing substances such as, nitrite, sulfide, ferrous salt, detergent etc., the separation filter plate in sedimentation basin one will be solid
Body, floccule etc. separate with liquid, and the liquid after separation flow to the aperture plate of filtering ponds two, filter out the particle more than 0.8cm, liquid
Body flow to sedimentation basin two, and after standing 3d, solid and liquid are separated；Sedimentation basin is passed through in detecting system detection in sedimentation basin two
The content of particulate matter in liquid after two separation more than 0.3cm, works as granule content>During 0.2ppm, liquid is by unidirectional logical
Road flows back into filtering ponds one；Work as granule content<During 0.2ppm, liquid flow to anaerobic pond；The solids separated by sedimentation basin two
Matter is transported to fertilizer producing system, carries out the processing and fabricating of fertilizer.
Industrial inorganic sewage disinfection treatment route includes the inorganic filter pond one that is linked in sequence, soda acid pond, and oxidation pond is inorganic heavy
Shallow lake pond, inorganic filter pond two and membrane filtration pond.The grid gap length of aperture plate is 8cm in inorganic filter pond one, industrial inorganic sewage
Stream is by the aperture plate in inorganic filter tank one, and after filtering out the particle more than 8cm, liquid flow to soda acid pond.Ca is used in soda acid pond
(OH)2Liquid is made as saturated solution, saturated solution flow to oxidation pond, ferrite process is passed through in oxidation pond, in n (Fe2+)/n
(M2+After removing heavy metal ion under conditions of)=15, liquid flow to inorganic precipitation pond.Sewage is at inorganic precipitation pond, into pond
The inorganic flocculation agent that concentration is 25ppm is added, inorganic flocculation agent is 1 by mol ratio：1：0.4：1.2 chitosan, Na2B4O7·
10H2O, MgSO4·7H2O, AlCl3·6H2O form, stand 3d, the inorganic flocculation agent can get rid of substantial amounts of heavy metal from
Son, sewage is in by inorganic precipitation pond, and after inorganic flocculation agent processing, after getting rid of substantial amounts of heavy metal ion, liquid is flow to
Inorganic filter pond two, inorganic filter pond two is interior to be provided with filter screen, and the grid gap length of filter screen is 0.08cm, and liquid is by grid
Filtering, filters out the particle more than 0.08cm, and the outlet in inorganic filter pond two is provided with detection means, can detect in filtrate containing a huge sum of money
Category amount, inorganic filter pond two are provided with to the half-duplex channel of oxidation pond, and detection means detection is after the filtering of inorganic filter pond two
Contain heavy metal amount in liquid, when containing heavy metal amount>During 3ppm, liquid flows back to oxidation pond；When containing heavy metal amount<During 3ppm, liquid
It flow to membrane filtration pond.
The inlet and outlet in membrane filtration pond is equipped with pressure regulating pump, pressure regulating pump of the sewage Jing Guo the import of membrane filtration pond, pressure is adjusted
For 0.32MPa, membrane filtration pond is provided with thermostat, can maintain temperature constant in the range of 55 DEG C, and it is more that 50nm is provided with membrane filtration pond
Passage industrial inorganic ceramic membrane, sewage can further remove heavy metal ion compound and polymerization after inorganic ceramic membrane
Thing, the liquid after filtering pass through the pressure regulating pump of membrane filtration pond outlet, pressure are adjusted into 0.10MPa, liquid flow to anaerobic pond.
Industrial organic sewage pretreatment route includes the organic filter pond being linked in sequence and abstraction pool, industrial organic sewage are pre-
Processing route is intersected in membrane filtration pond with industrial inorganic sewage disinfection treatment route.Aperture plate, organic filter pond are provided with organic filter pond
The grid gap length of interior aperture plate is 8cm, and sewage is by the aperture plate in organic filter pond, particle of the filtering more than 8cm.After filtering
Sewage flow to abstraction pool, sequential extractions are passed through in abstraction pool, are respectively using extractant：Petroleum ether, ethyl acetate：Stone
Oily ether=1:5, ethyl acetate：Petroleum ether=1:1, ethyl acetate：Petroleum ether=5:1, ethyl acetate is extracted, and abstraction pool is provided with
Piece-rate system, organic layer can be separated with water layer, after separating, after the organic solvent recovery of organic layer, gained solid is delivered to
Fertilizer producing system；Water layer flow to membrane filtration pond.
Nitrifier and polyP bacteria are provided with anaerobic pond, sewage is quiet in the presence of nitrifier and polyP bacteria in anaerobic pond
5d is put, ammoxidation can be nitrous acid by nitrifier, and it is nitric acid to retell nitrite-oxidizing, and reaction equation is as follows：
2NH4 ++3O2→2NO2 -+4H++2H2O
2NO2 -+O2→2NO3 -
PolyP bacteria is gone out after can phosphorus be assembled from water, and the sewage handled by nitrifier and polyP bacteria flow to aerobic
Pond.Denitrifying bacterium is provided with Aerobic Pond, ammonolysis craft can be turned into nitrogen by denitrifying bacterium, then is released back into air, and reaction equation is such as
Under：
2 NO3 − + 10 e− + 12 H+→ N2 + 6 H2O
Delivery port is provided with detection means in Aerobic Pond, can detect nitrogen content and phosphorus content in water, and Aerobic Pond is provided with to anaerobism
The half-duplex channel in pond, detection means detection pass through nitrogen content and phosphorus content in the sewage that Aerobic Pond is handled, work as nitrogen content>8ppm,
Phosphorus content>During 0.3ppm, liquid flows back into anaerobic pond by half-duplex channel；Work as nitrogen content<8ppm, phosphorus content<During 0.3ppm, liquid
Body flow to wetland.
The plant of wetland plantation includes 26% typha angustifolia, 19% cattail, 32% reed and 23% chlorella, these
Plant can effectively remove carbonaceous material, nitrogen substance and phosphorus containg substances in water removal, and sewage is in the presence of wetland, processing
15d, it flow to detection cell.
Detection cell leads to provided with the individual event for respectively leading to sedimentation basin two, soda acid pond, membrane filtration pond, abstraction pool, anaerobic pond and wetland
Road；Detection means is provided with the detection cell, size in water can be detected>The content of 0.3cm solid particle, containing heavy metal
Amount, phosphorus content, nitrogen content and phosphorus content.The size in water body after the sewage of multi step strategy distinguishes detection process in detection cell
>The content of 0.3cm solid particle, containing heavy metal amount, phosphorus content, nitrogen content and phosphorus content；When the content of solid particle>
During 0.2ppm, liquid flows back to filtering ponds one；When containing heavy metal amount>During 3ppm, liquid flows back into soda acid pond, works as 3ppm>Containing a huge sum of money
Category amount>During 0.05ppm, liquid flows back into membrane filtration Chi Chi；Work as phosphorus content>During 0.02ppm, liquid flows back into abstraction pool, when
0.02ppm>Phosphorus content>During 0.003ppm, liquid flows back into membrane filtration pond；Work as nitrogen content>8ppm or phosphorus content>During 0.3ppm, liquid
Body flows back into anaerobic pond；Work as 8ppm>Nitrogen content>0.1ppm, or 0.3ppm>Phosphorus content>During 0.1ppm, liquid flows back into wetland；
Work as solid content<0.2ppm, containing heavy metal amount<0.05ppm, phosphorus content<During 0.02ppm, nitrogen content<0.1ppm, it is phosphorous
Amount<During 0.1ppm, liquid flow to ultraviolet sterilization pond.
Ultraviolet sterilization pond, wavelength 275nm, the μ W.s/cm of dosage 15000 can be sent2In the range of ultraviolet waves.At multistep
Water after reason is in wavelength 275nm, the μ W.s/cm of dosage 150002In the range of, handle 60s after can eliminate 99% germ, parasitism
Worm, virus etc., the water after multi step strategy can discharge.
Embodiment 3
As shown in figure 1, urban industry sewage disposal system, it is dirty to be divided into food industry sewage, industrial inorganic by trade effluent
Water and industrial organic sewage separate collection；The trade effluent of separate collection passes through food industry sewage disinfection treatment route, work respectively
The inorganic sewage disinfection treatment route of industry and industrial organic sewage pretreatment route are pre-processed；The food industry sewage disinfection treatment
Route, industrial inorganic sewage disinfection treatment route and industrial organic sewage pretreatment route are intersected in total processing route, always handle road
Line includes anaerobic pond, Aerobic Pond, wetland, detection cell and the ultraviolet sterilization pond being linked in sequence.
Food industry sewage disinfection treatment route includes the filtering ponds one being linked in sequence, sedimentation basin one, filtering ponds two and precipitation
Pond two, is provided with aperture plate in filtering ponds one, and the grid gap length of aperture plate be 7cm in filtering ponds one, provided with separating in sedimentation basin one
Separation of solid and liquid can be provided with aperture plate by filter plate, separation filter plate in filtering ponds two, the grid gap length of aperture plate is in filtering ponds two
0.5cm, the outlet of sedimentation basin two are provided with detection means, can detect solid particle size in filtrate, and sedimentation basin two is provided with to filtering ponds
One half-duplex channel, sedimentation basin two are connected with fertilizer producing system；Food industry sewage flows through the aperture plate of filtering ponds one, filters out and is more than
7cm particle, liquid flow to sedimentation basin one, and thermostat is provided with sedimentation basin one, and thermostat keeps temperature in sedimentation basin one to maintain
In the range of 26 DEG C, in the sewage into sedimentation basin one add concentration be 25ppm flocculation agent, stand 2.5d, flocculation agent by
Mol ratio is 1：1 ZnCl2Formed with sodium carboxymethylcellulose, can largely get rid of COD (COD) thing in water
Matter, including reducing substances such as, nitrite, sulfide, ferrous salt, detergent etc., the separation filter plate in sedimentation basin one
Solid, floccule etc. are separated with liquid, the liquid after separation flow to the aperture plate of filtering ponds two, filters out more than 0.5cm
Grain, liquid flow to sedimentation basin two, and after standing 2.5d, solid and liquid are separated；Detecting system detection warp in sedimentation basin two
The content of the particulate matter in the liquid after sedimentation basin two separates more than 0.3cm is crossed, works as granule content>During 0.2ppm, liquid warp
Cross half-duplex channel and flow back into filtering ponds one；Work as granule content<During 0.2ppm, liquid flow to anaerobic pond；Separated by sedimentation basin two
Solid matter be transported to fertilizer producing system, carry out the processing and fabricating of fertilizer.
Industrial inorganic sewage disinfection treatment route includes the inorganic filter pond one that is linked in sequence, soda acid pond, and oxidation pond is inorganic heavy
Shallow lake pond, inorganic filter pond two and membrane filtration pond.The grid gap length of aperture plate is 7cm in inorganic filter pond one, industrial inorganic sewage
Stream is by the aperture plate in inorganic filter tank one, and after filtering out the particle more than 7cm, liquid flow to soda acid pond.Ca is used in soda acid pond
(OH)2Liquid is made as saturated solution, saturated solution flow to oxidation pond, ferrite process is passed through in oxidation pond, in n (Fe2+)/n
(M2+After removing heavy metal ion under conditions of)=15, liquid flow to inorganic precipitation pond.Sewage is at inorganic precipitation pond, into pond
The inorganic flocculation agent that concentration is 25ppm is added, inorganic flocculation agent is 1 by mol ratio：1：0.4：1.2 chitosan, Na2B4O7·
10H2O, MgSO4·7H2O, AlCl3·6H2O form, stand 2.5d, the inorganic flocculation agent can get rid of substantial amounts of heavy metal from
Son, sewage is in by inorganic precipitation pond, and after inorganic flocculation agent processing, after getting rid of substantial amounts of heavy metal ion, liquid is flow to
Inorganic filter pond two, inorganic filter pond two is interior to be provided with filter screen, and the grid gap length of filter screen is 0.07cm, and liquid is by grid
Filtering, filters out the particle more than 0.07cm, and the outlet in inorganic filter pond two is provided with detection means, can detect in filtrate containing a huge sum of money
Category amount, inorganic filter pond two are provided with to the half-duplex channel of oxidation pond, and detection means detection is after the filtering of inorganic filter pond two
Contain heavy metal amount in liquid, when containing heavy metal amount>During 3ppm, liquid flows back to oxidation pond；When containing heavy metal amount<During 3ppm, liquid
It flow to membrane filtration pond.
The inlet and outlet in membrane filtration pond is equipped with pressure regulating pump, pressure regulating pump of the sewage Jing Guo the import of membrane filtration pond, pressure is adjusted
For 0.32MPa, membrane filtration pond is provided with thermostat, can maintain temperature constant in the range of 53 DEG C, and it is more that 50nm is provided with membrane filtration pond
Passage industrial inorganic ceramic membrane, sewage can further remove heavy metal ion compound and polymerization after inorganic ceramic membrane
Thing, the liquid after filtering pass through the pressure regulating pump of membrane filtration pond outlet, pressure are adjusted into 0.10MPa, liquid flow to anaerobic pond.
Industrial organic sewage pretreatment route includes the organic filter pond being linked in sequence and abstraction pool, industrial organic sewage are pre-
Processing route is intersected in membrane filtration pond with industrial inorganic sewage disinfection treatment route.Aperture plate, organic filter pond are provided with organic filter pond
The grid gap length of interior aperture plate is 7cm, and sewage is by the aperture plate in organic filter pond, particle of the filtering more than 7cm.After filtering
Sewage flow to abstraction pool, sequential extractions are passed through in abstraction pool, are respectively using extractant：Petroleum ether, ethyl acetate：Stone
Oily ether=1:5, ethyl acetate：Petroleum ether=1:1, ethyl acetate：Petroleum ether=5:1, ethyl acetate is extracted, and abstraction pool is provided with
Piece-rate system, organic layer can be separated with water layer, after separating, after the organic solvent recovery of organic layer, gained solid is delivered to
Fertilizer producing system；Water layer flow to membrane filtration pond.
Nitrifier and polyP bacteria are provided with anaerobic pond, sewage is quiet in the presence of nitrifier and polyP bacteria in anaerobic pond
4d is put, ammoxidation can be nitrous acid by nitrifier, and it is nitric acid to retell nitrite-oxidizing, and reaction equation is as follows：
2NH4 ++3O2→2NO2 -+4H++2H2O
2NO2 -+O2→2NO3 -
PolyP bacteria is gone out after can phosphorus be assembled from water, and the sewage handled by nitrifier and polyP bacteria flow to aerobic
Pond.Denitrifying bacterium is provided with Aerobic Pond, ammonolysis craft can be turned into nitrogen by denitrifying bacterium, then is released back into air, and reaction equation is such as
Under：
2 NO3 − + 10 e− + 12 H+→ N2 + 6 H2O
Delivery port is provided with detection means in Aerobic Pond, can detect nitrogen content and phosphorus content in water, and Aerobic Pond is provided with to anaerobism
The half-duplex channel in pond, detection means detection pass through nitrogen content and phosphorus content in the sewage that Aerobic Pond is handled, work as nitrogen content>8ppm,
Phosphorus content>During 0.3ppm, liquid flows back into anaerobic pond by half-duplex channel；Work as nitrogen content<8ppm, phosphorus content<During 0.3ppm, liquid
Body flow to wetland.
The plant of wetland plantation includes 31% typha angustifolia, 20% cattail, 33% reed and 16% chlorella, these
Plant can effectively remove carbonaceous material, nitrogen substance and phosphorus containg substances in water removal, and sewage is in the presence of wetland, processing
13d, it flow to detection cell.
Detection cell leads to provided with the individual event for respectively leading to sedimentation basin two, soda acid pond, membrane filtration pond, abstraction pool, anaerobic pond and wetland
Road；Detection means is provided with the detection cell, size in water can be detected>The content of 0.3cm solid particle, containing heavy metal
Amount, phosphorus content, nitrogen content and phosphorus content.The size in water body after the sewage of multi step strategy distinguishes detection process in detection cell
>The content of 0.3cm solid particle, containing heavy metal amount, phosphorus content, nitrogen content and phosphorus content；When the content of solid particle>
During 0.2ppm, liquid flows back to filtering ponds one；When containing heavy metal amount>During 3ppm, liquid flows back into soda acid pond, works as 3ppm>Containing a huge sum of money
Category amount>During 0.05ppm, liquid flows back into membrane filtration Chi Chi；Work as phosphorus content>During 0.02ppm, liquid flows back into abstraction pool, when
0.02ppm>Phosphorus content>During 0.003ppm, liquid flows back into membrane filtration pond；Work as nitrogen content>8ppm or phosphorus content>During 0.3ppm, liquid
Body flows back into anaerobic pond；Work as 8ppm>Nitrogen content>0.1ppm, or 0.3ppm>Phosphorus content>During 0.1ppm, liquid flows back into wetland；
Work as solid content<0.2ppm, containing heavy metal amount<0.05ppm, phosphorus content<During 0.02ppm, nitrogen content<0.1ppm, it is phosphorous
Amount<During 0.1ppm, liquid flow to ultraviolet sterilization pond.
Ultraviolet sterilization pond, wavelength 255nm, the μ W.s/cm of dosage 14000 can be sent2In the range of ultraviolet waves.At multistep
Water after reason is in wavelength 255nm, the μ W.s/cm of dosage 140002In the range of, handle 50s after can eliminate 99% germ, parasitism
Worm, virus etc., the water after multi step strategy can discharge.
Embodiment 4
The plant of wetland plantation includes 30% typha angustifolia, 21% cattail, 33% reed and 16% chlorella.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (7)
1. urban industry sewage disposal system, it is characterised in that include the food industry sewage disinfection treatment route of parallel connection, industrial nothing
Machine sewage disinfection treatment route and industrial organic sewage pretreatment route, the food industry sewage disinfection treatment route, industrial inorganic
Sewage disinfection treatment route and industrial organic sewage pretreatment route are intersected in total processing route；The food industry sewage disinfection treatment
Route includes the food filtering ponds one being linked in sequence, food sedimentation basin one, food filtering ponds two and food sedimentation basin two；The work
The inorganic sewage disinfection treatment route of industry includes the inorganic filter pond one that is linked in sequence, soda acid pond, oxidation pond, and inorganic precipitation pond is inorganic
Filtering ponds two and membrane filtration pond；The industrial organic sewage pretreatment route includes organic filter pond and the abstraction pool being linked in sequence；
Total processing route includes the anaerobic pond being linked in sequence, Aerobic Pond, wetland, detection cell and ultraviolet sterilization pond；The industry has
Machine sewage disinfection treatment route is intersected in membrane filtration pond, the WASTEWATER TREATMENT OF FOOD PROCESSING INDUSTRY route with industrial inorganic sewage disinfection treatment route
Anaerobic pond is intersected in industrial inorganic processing route;
Is provided with nitrifier and polyP bacteria in the anaerobic pond, the Aerobic Pond is interior to be provided with denitrifying bacterium, water outlet in the Aerobic Pond
Mouth is provided with detection means, can detect nitrogen content and phosphorus content in water, and the Aerobic Pond is provided with to the half-duplex channel of anaerobic pond；It is described
The plant of wetland plantation includes 26 ~ 31% typha angustifolia, 19 ~ 22% cattail, 32 ~ 40% reed and 16 ~ 23% chlorella.
2. urban industry sewage disposal system as claimed in claim 1, it is characterised in that：The outlet of food sedimentation basin two is set
There is detection means, solid particle size in filtrate can be detected；The food sedimentation basin two is provided with unidirectional to food filtering ponds one
Passage.
3. urban industry sewage disposal system as claimed in claim 2, it is characterised in that：It is provided with the food filtering ponds one
Aperture plate, the grid gap length of the aperture plate is 5 ~ 8cm；Flocculation agent, the food precipitation are provided with the food sedimentation basin one
Separation filter plate is provided with pond one, the separation filter plate can be by separation of solid and liquid；Thermostat, energy are provided with the food sedimentation basin one
Maintain temperature constant in the range of 25 ~ 28 DEG C, the flocculation agent is 1 by mol ratio：1 ZnCl2And sodium carboxymethylcellulose
Composition, the concentration of the flocculation agent is 25ppm；Aperture plate is provided with the food filtering ponds two, the grid gap of the aperture plate is big
Small is 0.3 ~ 0.8cm；Separation filter plate is provided with the food sedimentation basin two, the separation filter plate can be by separation of solid and liquid, the food
Product sedimentation basin two is connected with fertilizer producing system.
4. the urban industry sewage disposal system as described in claim 1 or 3, it is characterised in that：The inorganic filter pond two
Outlet is provided with detection means, can detect and contain heavy metal amount in filtrate；The inorganic filter pond two, which is provided with to the unidirectional of oxidation pond, to be led to
Road.
5. urban industry sewage disposal system as claimed in claim 4, it is characterised in that：The inorganic filter pond one is provided with grid
Net, the grid gap length of the aperture plate is 5 ~ 8cm；Use ferrite process in the oxidation pond, n (Fe in the ferrite process2 +)/n(M2+)=15；Inorganic flocculation agent is provided with the inorganic precipitation pond, the inorganic flocculation agent is 1 by mol ratio：1：0.4：
1.2 chitosan, Na2B4O7·10H2O, MgSO4·7H2O, AlCl3·6H2O is formed, and the concentration of the inorganic flocculation agent is
25ppm；Filter screen is provided with the inorganic filter pond two, the grid gap length of the filter screen is 0.05 ~ 0.08cm；The membrane filtration
The inlet and outlet in pond is equipped with pressure regulating pump, and the membrane filtration pond is provided with thermostat, can maintain the constant model at 51 ~ 55 DEG C of temperature
In enclosing, 50nm multi-channel industrial inorganic ceramic membranes are provided with the membrane filtration pond.
6. the urban industry sewage disposal system as described in claim 2 or 5, it is characterised in that：Set in the organic filter pond
There is aperture plate, the grid gap length of the aperture plate is 5 ~ 8cm；Sequential extractions are used in the abstraction pool, extractant is respectively：
Petroleum ether, ethyl acetate：Petroleum ether=1:5, ethyl acetate：Petroleum ether=1:1, ethyl acetate：Petroleum ether=5:1, ethyl acetate；
The abstraction pool is provided with piece-rate system, can separate organic layer with water layer；The abstraction pool is connected with fertilizer producing system.
7. urban industry sewage disposal system as claimed in claim 6, it is characterised in that：The detection cell is provided with and respectively led to
Food sedimentation basin two, soda acid pond, membrane filtration pond, abstraction pool, the individual event passage of anaerobic pond and wetland；Detection is provided with the detection cell
Device, size in water can be detected>The content of 0.3cm solid particle, containing heavy metal amount, phosphorus content, nitrogen content and phosphorus content.
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| JP3400292B2 (en) * | 1997-04-16 | 2003-04-28 | アタカ工業株式会社 | Waste treatment method |
| KR20000005646A (en) * | 1998-06-22 | 2000-01-25 | 코쿠보 사토루 | A system for disposal of waste matter chemically or biologically |
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2015
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103011529A (en) * | 2012-12-07 | 2013-04-03 | 常州大学 | Industrial wastewater treatment technology |
| CN203768188U (en) * | 2014-04-03 | 2014-08-13 | 安徽蓝鼎环保能源科技有限公司 | Wind-power complementary integrated wastewater treatment system |
| CN104829043A (en) * | 2015-04-20 | 2015-08-12 | 江西金达莱环保股份有限公司 | Method for treatment of foodstuff wastewater based on technology of facultative anaerobic membrane bioreactor |
| CN205115218U (en) * | 2015-09-25 | 2016-03-30 | 张荣斌 | City industrial wastewater treatment system |
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