CN105645698A - High-concentration organic wastewater purifying system and technical process - Google Patents
High-concentration organic wastewater purifying system and technical process Download PDFInfo
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- CN105645698A CN105645698A CN201610197844.9A CN201610197844A CN105645698A CN 105645698 A CN105645698 A CN 105645698A CN 201610197844 A CN201610197844 A CN 201610197844A CN 105645698 A CN105645698 A CN 105645698A
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- 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
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- 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
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- 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
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
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- 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
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
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- 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
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- 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
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- 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
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Abstract
The invention belongs to the field of green ecological breeding and discloses a high-concentration organic wastewater purifying system and a technical process. By a scientific and comprehensive treatment method, wastes of a farm can be treated effectively and converted into useful resources to realize harmless resourceful treatment. A scheme includes that the high-concentration organic wastewater purifying system comprises manure tank, a plurality of anaerobic tanks, an aerobic tank, an ecological settling tank, a percolation device and a clean water collection tank; the manure tank is communicated with the anaerobic tanks through pipelines, the anaerobic tanks are in serial communication and further communicated with the aerobic tank, and a water outlet pipe of the aerobic tank is communicated with a primary filtering tank; biogas liquid filtered through the primary filtering tank enters the ecological settling tank, and the ecological settling tank is communicated with a secondary filtering tank through a pipeline; biogas liquid filtered through the secondary filtering tank enters the percolation device, and water purified by the percolation device enters the clean water collection tank.
Description
Technical field
The invention belongs to green ecological cultivation field, particularly relate to a kind of high concentrated organic wastewater water cleaning systems and technological process.
Background technology
Along with the raising of economic development and living standards of the people, livestock and poultry breeding industry in all parts of the country obtains swift and violent development. But due to pollutant adverse effects to environment such as the excrement dirts that livestock and poultry farm produces, make China's livestock and poultry breeding industry be faced with the dual-pressure of development and environmental protection. Not with under the premise that sacrificialing environment quality is cost, it is achieved the quick growth of livestock and poultry cultivation, changing traditional production of energy mode and consumption pattern, utilizing livestock and poultry liquid dung to develop biomass, to produce the energy of cleaning be one of best selection.
Utilizing anaerobic digestion techniques to process livestock breeding wastewater, produce clean energy resource biogas, turn waste into wealth while pollution administration, reducing the discharge capacity of greenhouse gases, thus realizing the sustainable development of national economy. The people that develop into of pig industry provide the carnivorous source of a large amount of high-quality, improve the quality of the life of people; Drive the development of local agriculture and animal husbandry sideline production simultaneously, attracted a large amount of social labor power, added social employment, it is achieved that increasing peasant income; The construction of large-scale plant improves the overall scientific and technological level of pig industry, has driven the development of pig industry.
But, Swine Production process produces a large amount of organic waste, containing substantial amounts of biomass energy and organic manure resource in these organic wastes, if do not carried out processing and comprehensively utilizing and directly discharge, not only severe contamination water source, ecological natural environment, production is had a negative impact, also results in the significant wastage of resource; Meanwhile, liquid dung overflows, and will cause pathogen transmission, and generation is also limited by enterprise expansion reproduction and safety in production.
Therefore, it is necessary to the garbage produced in the production process of big-and-middle-sized pig farm, waste water are comprehensively utilized and effectively process. Exploitation biomass energy, reclaim organic manure resource, by pollution administration, environment purification, the recovery energy, comprehensively utilize, improving the ecological environment organically combines, walk the road of ecological animal husbandry industrialization sustainable development, at normal ecological environmental condition undertissue husbandry sector, make green ecotypical pig farm.
Summary of the invention
The present invention overcomes the deficiency that prior art exists, solve prior art Problems existing, aim to provide a kind of high concentrated organic wastewater water cleaning systems, this high concentrated organic wastewater water cleaning systems adopts science and comprehensive processing method that the garbage of plant is effectively processed, it is made to be converted into useful resource, it is achieved innoxious, recycling treatment.
For solving above-mentioned technical problem, the technical solution used in the present invention is: high concentrated organic wastewater water cleaning systems and technological process, including manure pit, anaerobic pond, expose oxygen pond, precipitation ecological pool, percolating device and water purification collecting pit, manure pit is connected with anaerobic pond by pipeline, the quantity of anaerobic pond is multiple, serial communication between multiple anaerobic ponds, anaerobic pond connects with exposing oxygen pond, the outlet pipe exposing oxygen pond is communicated with single filter pond, biogas slurry behind single filter pond enters precipitation ecological pool, precipitation ecological pool has cascade filtration pond by pipeline communication, biogas slurry behind cascade filtration pond enters percolating device, water after percolating device purification enters water purification collecting pit.
Further, described single filter pond is identical with the structure in cascade filtration pond, including filtering ponds cell body, is arranged at intervals with at least four and filters fence in filtering ponds cell body, filtering and be set with filter cloth on fence, filtration fence passes through to be arranged on fence draw-in groove on filtration cell body to be fixed.
Further, described percolating device includes osmotic cell cell body, osmotic cell cell body bottom surface is equipped with filter cloth, the water inlet pipe of percolating device is arranged on bottom osmotic cell cell body, multilamellar diafiltration cloth it is separated with between in the short transverse of osmotic cell cell body, it is provided with packing layer between diafiltration cloth, the diafiltration cloth of top layer is provided with plant growing layer.
Further, described anaerobic pond includes anaerobic pond cell body, is equipped with counterdie bottom anaerobic pond cell body, bottom anaerobic pond, surrounding is provided with timber, the added netting that is provided with of timber, netting is equipped with the Four built in boundaries of epiphragma, epiphragma and counterdie in the anchoring groove of anaerobic pond cell body surrounding.
Further, the processing procedure of cleaning system is: 1) imports in manure pit by high concentrated organic wastewaters such as the pig manure cleaned out in pig farm, urine, carries out solid-liquid separation in manure pit;
2) being entered in anaerobic pond by pipeline self through solid-liquid separation biogas slurry out in manure pit, biogas slurry is fermented 100-110 days in anaerobic pond;
3) importing in exposure oxygen pond through the biogas slurry of anaerobic fermentation, carry out exposing oxygen exposing in oxygen pond, the exposure oxygen cycle is 100-110 days;
4) expose the biogas slurry entrance single filter pond that oxygen processes, single filter pond carry out multistage filtering, the biogas slurry after multistage filtering enters ecological sedimentation tank;
5) biogas slurry precipitates at ecological sedimentation tank, and the pollutant in biogas slurry are degraded and convert by the artificial ecological system in precipitation ecological sedimentation tank simultaneously, and sedimentation cycle is 40-45 days;
6) importing cascade filtration pond through degraded and the biogas slurry converted, the float in biogas slurry is carried out advanced treating by cascade filtration pond;
7) biogas slurry after cascade filtration imports percolating device by water inlet pipe, and percolating device adopts undercurrent type water flow mode, utilizes reverse osmosis work principle of filter, carries out multistage filtering in percolating device;
8) water through percolating device is imported water purification collecting pit.
Further, importing the water in water purification collecting pit also needs to carry out microorganism adjustment operation, and every 10-12 days cycles squeezed into 3000-3500 liter microorganism in exposure oxygen pond and promote organic degraded and absorption.
Further, the water plant being implanted with long root system is planted in described water purification collecting pit.
Further, to step 2) in solid-liquid separation solid manure send into dung yard carry out organic fertilizer processing.
Further, the biogas that in step 3), anaerobic fermentation produces purifies.
The present invention compared with prior art has the beneficial effect that present invention COD in water purifying tank water outlet water after anaerobism, exposure oxygen, twice filtration, precipitation and diafiltration will be down to less than 350, water in water purifying tank reaches also field and irrigates the standard with part plant area water, no longer discharging in pond, river course, what reach 0 discharge recycles purpose.In wastewater treatment process, aquaculture excrement dirt resource is made full use of simultaneously, and be the energy (biogas) by organic matter transformation, and retain composition in sewage, plant growing is favourable, so as to be converted into high-quality fertilizer (solid-state, liquid).
The present invention is while administering pig farm excrement sewage, the primary product biogas in sewage disposal process is utilized to utilize as energy supply plant, fertilizer supply four seasons tea place, by-product natural pond uses, and sets up " agriculture of pig natural pond " Trinity ecosystem, it is achieved the comprehensive utilization of piggery waste water.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described in detail.
Fig. 1 is the process chart of the high concentrated organic wastewater water cleaning systems of the present invention.
Fig. 2 is the structural representation of filtering ponds.
Fig. 3 is the structural representation of percolating device.
Fig. 4 is the structural representation of anaerobic pond.
Fig. 5 is the connection diagram of anaerobic pond and manure pit.
In figure: 1 is anaerobic pond cell body, 2 is counterdie, and 3 is epiphragma, and 4 is anchoring groove, and 5 is filtering ponds cell body, and 6 is fence, and 7 is fence draw-in groove, and 8 is osmotic cell cell body, and 9 is diafiltration cloth, and 10 is packing layer, and 11 is plant growing layer, and 12 is manure pit.
Detailed description of the invention
Understandable for enabling the purpose of the present invention, feature and advantage to become apparent from, below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.
Refer to the schematic diagram of a kind of detailed description of the invention that Fig. 1-Fig. 5, Fig. 1 are high concentrated organic wastewater water cleaning systems provided by the present invention and technological process.
The structure of high concentrated organic wastewater water cleaning systems is: include manure pit 12, anaerobic pond, expose oxygen pond, precipitation ecological pool, percolating device and water purification collecting pit, manure pit 12 is connected with anaerobic pond by pipeline, the quantity of anaerobic pond is multiple, serial communication between multiple anaerobic ponds, anaerobic pond connects with exposing oxygen pond, the outlet pipe exposing oxygen pond is communicated with single filter pond, biogas slurry behind single filter pond enters precipitation ecological pool, precipitation ecological pool has cascade filtration pond by pipeline communication, biogas slurry behind cascade filtration pond enters percolating device, water after percolating device purification enters water purification collecting pit.
Described anaerobic pond includes anaerobic pond cell body 1, being equipped with counterdie 2 bottom anaerobic pond cell body 1, bottom anaerobic pond, surrounding is provided with timber, and timber is added is provided with netting, being equipped with epiphragma 3 on netting, the Four built in boundaries of epiphragma 3 and counterdie 2 is in the anchoring groove 4 of anaerobic pond cell body 1 surrounding.
Described single filter pond is identical with the structure in cascade filtration pond, including filtering ponds cell body 5, being arranged at intervals with four filtration fence 6 in filtering ponds cell body 5, filter and be set with bingo filter cloth on fence 6, filtration fence 6 passes through to be arranged on fence draw-in groove 7 on filtration cell body to be fixed.
Described percolating device includes osmotic cell cell body 8, osmotic cell cell body 8 bottom surface is equipped with filter cloth, the water inlet pipe of percolating device is arranged on bottom osmotic cell cell body 8, multilamellar diafiltration cloth 9 it is separated with between in the short transverse of osmotic cell cell body 8, it is provided with packing layer 10 between diafiltration cloth 9, the diafiltration cloth 9 of top layer is provided with plant growing layer 11.
The artificial soil of multiple filtrate and filter cloth composition, strengthen filtrate to multiple effects such as the filtration of pollutant, absorption and microbial degradations therein, by be combineding with each other of multiple effect, the Organic substance in waste water is made to be decomposed and remove, thus reaching the purpose of purification of water quality. And in order to increase clean-up effect, every layer of filler all differs.
In order to further illustrate the operation principle of high concentrated organic wastewater water cleaning systems journey, the technological process of cleaning system is detailed below: 1) high concentrated organic wastewaters such as the pig manure cleaned out in pig farm, urine are imported in manure pit 12, in manure pit 12, carry out solid-liquid separation.The solid manure of solid-liquid separation is sent into dung yard and is carried out organic fertilizer processing.
2) will manure pit 12 enter in anaerobic pond through solid-liquid separation biogas slurry out by pipeline self, the structure of gravity flow can save cost, reduce labor strength, biogas slurry is fermented 100-110 days in anaerobic pond, the biogas produced after biogas anaerobic is collected purifying, and the biogas of collection can heat and as biogas fuel as marsh gas power generation, methane boiler. These biogas can be used by oneself and can also grid-connected be used.
Biogas anaerobic process is most important link in whole water-purifying process, containing substantial amounts of COD, BOD, ammonia nitrogen and total phosphorus in biogas slurry, by the link of biogas anaerobic can get rid of 95% COD, 85%BOD, 70% ammonia nitrogen, 90% total phosphorus. Meanwhile, also can alleviate the workload of aftertreatment systems greatly, improve efficiency and the effect of aftertreatment systems.
3) importing in exposure oxygen pond through the biogas slurry of anaerobic fermentation, carry out exposing oxygen exposing in oxygen pond, the exposure oxygen cycle is 100-110 days. Expose oxygen process to be contacted with microorganism and dissolved oxygen by the Organic substance inside biogas slurry, thus microorganism is when there being sufficient dissolved oxygen in pond, to oxidation Decomposition organic in sewage.
4) exposing the biogas slurry that oxygen processes and enter single filter pond, carry out multistage filtering in single filter pond, filtering ponds are regulating reservoir so need not be too big, and the pipeline used by filtering ponds is the pipeline connecting and exposing oxygen pond outlet pipe and precipitation ecological pool water inlet pipe pipeline. What filtering ponds processed is that depth below is comprehended increase difficulty by these materials containing some float (granule, jelly) in water, and arranging filtering ponds is for being filtered these materials processing. Then the biogas slurry after multistage filtering is imported ecological sedimentation tank.
5) biogas slurry precipitates at ecological sedimentation tank, and possesses the effect of oxygen compatibility pool, and the pollutant in biogas slurry are degraded and convert by the artificial ecological system in precipitation ecological sedimentation tank simultaneously, and sedimentation cycle is 40-45 days.
Precipitation ecological pool mainly undertaken biogas slurry precipitating by substantial amounts of float by static by precipitation and pass through planting aquatic plants, the artificial ecological system of formation in the pool. There is provided under the promotion of energy at Initial energy source solar radiation, by the transmission step by step of the material transport of food chain a plurality of in ecological pond, conversion and energy and conversion, undertaken degrading and converting by entering the pollutant of sewage in the pool, reach water outlet week after date by precipitation that the cycle is 40-45 days and biodegradation and start water outlet.
6) importing cascade filtration pond through degraded and the biogas slurry converted, the float in biogas slurry is carried out advanced treating by cascade filtration pond.
Cascade filtration pond is also regulating reservoir so need not be too big, and the pipeline used by cascade filtration pond is the front end collecting-tank water inlet pipe connecting precipitation ecological pool outlet pipe pipeline and percolating device. Although what cascade filtration pond processed is pass through the links such as filtration precipitation from precipitation ecological pool water early stage out but also can contain some less float (granule, jelly) in water, these materials can reduce the water quality definition of the water outlet when end, and arranging cascade filtration pond in this position is process for the depth-type filtration carried out by these materials again, improve the water quality at outlet water at tail end.
7) biogas slurry after cascade filtration imports percolating device by water inlet pipe, and percolating device adopts undercurrent type water flow mode, and to avoid, water body under the high temperature conditions is exposed to stink through day with high temperature photograph on surface, prevents a large amount of egg reproduction of mosquito fly simultaneously.Utilize reverse osmosis work principle of filter, percolating device carries out multistage filtering. Filtration system is mainly with undercurrent type water flow mode, pipe laying at the bottom of pond, when water initially enters can slowly upwards reverse osmosis, in reverse osmosis process through the filtration of filter material and filter cloth can by last impurity absorption on filtrate and filter cloth, table passes through the diafiltration in level Four filter tank when rear end water outlet, water quality reaches the requirement of also field reuse and just can carry out collection and the utilization of water purification.
8) water through percolating device is imported water purification collecting pit. Additionally the water imported in water purification collecting pit also needs to carry out microorganism and regulates operation, and every 10-12 days cycles squeezed into 3000-3500 liter microorganism in exposure oxygen pond and promote organic degraded and absorption. Further removal remains in the COD in water, BOD, ammonia nitrogen etc.
Additionally water purification collecting pit can also have the function in water purification transfer pond concurrently, water in water purification collecting pit reaches may be used for the degree of the purposes such as aquaculture in water quality after the depth degradation of microorganism, in pond, planting aquatic plants may also operate as the effect beautified the environment, water plant is preferably selected long root system, the kind that impurity absorption ability is strong, so then through biological and water body blood circulation act on later stage unnecessary water just can with pump beat can pig house as rush hurdle water can by the ecological circulation realizing 0 discharge.
External environment condition is had following impact by the high concentrated organic wastewater water cleaning systems of the present invention:
The first, the impact on soil environment quality: at present, due to feces of livestock and poultry and the unprocessed direct discharge of sewage, directly soil and water proximate are polluted. The present invention uses the biogas slurry fertilizer through anaerobic treatment to impose on soil, can remove harmful pathogenic bacteria and worm's ovum, increases the content of organic matter of soil, improves the environmental quality of soil; Additionally, natural pond fertilizer also can replace part chemical fertilizer and pesticide, thus alleviating azotate pollution and the pesticide residues of soil.
The second, the impact on crops quality. After using biogas slurry fertilizer, due to alleviating of soil pollution, organic increase, chemical fertilizer and chemical pesticide make the minimizing of consumption, the enhancing of disease-resistant crops ability so that the quality improving of crop, create advantage for development pollution-free food, pollution-free food, promote agricultural sustainable development.
3rd, the impact on health. Owing to pollutant are degraded significantly, be conducive to the health of Enterprise Staff and surrounding peasants. Use biogas to replace coal, the discharge of flue dust and sulfur dioxide can be reduced. Use natural pond fertile as fertilizer and bait, Development of Green Food, be conducive to the healthy of consumer.
4th, the impact on atmospheric environment. Use biogas as the energy, on the one hand, owing to feces of livestock and poultry obtains a degree of process, can significantly alleviate the stench in air; On the other hand, user uses biogas to replace part coal, can reduce and discharge carbon dioxide, flue dust and sulfur dioxide in air, and the discharge for reducing greenhouse gases is made contributions.
5th, the impact on water environment. The feces making livestock and poultry farm discharge and sewage are administered by the present invention, make the various pollutant in sewage be reduced in certain scope, are substantially improved the quality of water environment. And the sewage after carrying out water treatment is carried out also field and irrigates, no longer discharge in pond, river course, what reach zero-emission recycles purpose.
Above in conjunction with accompanying drawing, embodiments of the invention are explained in detail, but the present invention is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, it is also possible under the premise without departing from present inventive concept, make various change.
Claims (9)
1. high concentrated organic wastewater water cleaning systems, it is characterized in that: include manure pit (12), anaerobic pond, expose oxygen pond, precipitation ecological pool, percolating device and water purification collecting pit, manure pit (12) is connected with anaerobic pond by pipeline, the quantity of anaerobic pond is multiple, serial communication between multiple anaerobic ponds, anaerobic pond connects with exposing oxygen pond, the outlet pipe exposing oxygen pond is communicated with single filter pond, biogas slurry behind single filter pond enters precipitation ecological pool, precipitation ecological pool has cascade filtration pond by pipeline communication, biogas slurry behind cascade filtration pond enters percolating device, water after percolating device purification enters water purification collecting pit.
2. high concentrated organic wastewater water cleaning systems according to claim 1, it is characterized in that: described single filter pond is identical with the structure in cascade filtration pond, including filtering ponds cell body (5), it is arranged at intervals with at least four in filtering ponds cell body (5) and filters fence (6), filtering and be set with filter cloth on fence (6), filtration fence (6) is passed through to be arranged on fence draw-in groove (7) on filtration cell body and is fixed.
3. high concentrated organic wastewater water cleaning systems according to claim 2, it is characterized in that: described percolating device includes osmotic cell cell body (8), osmotic cell cell body (8) bottom surface is equipped with filter cloth, the water inlet pipe of percolating device is arranged on osmotic cell cell body (8) bottom, multilamellar diafiltration cloth (9) it is separated with between in the short transverse of osmotic cell cell body (8), it is provided with packing layer (10) between diafiltration cloth (9), the diafiltration cloth (9) of top layer is provided with plant growing layer (11).
4. high concentrated organic wastewater water cleaning systems according to claim 3, it is characterized in that: described anaerobic pond includes anaerobic pond cell body (1), anaerobic pond cell body (1) bottom is equipped with counterdie (2), bottom anaerobic pond, surrounding is provided with timber, timber is added is provided with netting, being equipped with epiphragma (3) on netting, the Four built in boundaries of epiphragma (3) and counterdie (2) is in the anchoring groove (4) of anaerobic pond cell body (1) surrounding.
5. high concentrated organic wastewater water cleaning systems technological process according to claim 4, it is characterized in that, the processing procedure of cleaning system is: 1) imports in manure pit (12) by high concentrated organic wastewaters such as the pig manure cleaned out in pig farm, urine, carries out solid-liquid separation in manure pit (12);
2) being entered in anaerobic pond by pipeline self through solid-liquid separation biogas slurry out in manure pit (12), biogas slurry is fermented 100-110 days in anaerobic pond;
3) importing in exposure oxygen pond through the biogas slurry of anaerobic fermentation, carry out exposing oxygen exposing in oxygen pond, the exposure oxygen cycle is 100-110 days;
4) expose the biogas slurry entrance single filter pond that oxygen processes, single filter pond carry out multistage filtering, the biogas slurry after multistage filtering enters ecological sedimentation tank;
5) biogas slurry precipitates at ecological sedimentation tank, and while precipitation, the pollutant in biogas slurry are degraded and convert by the artificial ecological system in ecology sedimentation tank, and sedimentation cycle is 40-45 days;
6) importing cascade filtration pond through degraded and the biogas slurry converted, the float in biogas slurry is carried out advanced treating by cascade filtration pond;
7) biogas slurry after cascade filtration imports percolating device by water inlet pipe, and percolating device adopts undercurrent type water flow mode, utilizes reverse osmosis work principle of filter, carries out multistage filtering in percolating device;
8) water through percolating device is imported water purification collecting pit.
6. high concentrated organic wastewater water cleaning systems technological process according to claim 5, it is characterized in that: importing the water in water purification collecting pit also needs to carry out microorganism adjustment operation, every 10-12 days cycles squeezed into 3000-3500 liter microorganism in exposure oxygen pond and promote organic degraded and absorption.
7. high concentrated organic wastewater water cleaning systems technological process according to claim 5, it is characterised in that: plant the water plant being implanted with long root system in described water purification collecting pit.
8. high concentrated organic wastewater water cleaning systems technological process according to claim 5, it is characterised in that: to step 2) in solid-liquid separation solid manure send into dung yard carry out organic fertilizer processing.
9. high concentrated organic wastewater water cleaning systems technological process according to claim 5, it is characterised in that: the biogas that in step 3), anaerobic fermentation produces purifies.
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| CN107382025A (en) * | 2017-07-10 | 2017-11-24 | 华中农业大学 | A kind of Pig farm wastewater processing filler, polynary coupling technique and system |
| CN107382025B (en) * | 2017-07-10 | 2020-05-26 | 华中农业大学 | Pig farm sewage treatment filler, multi-element coupling process and system |
| CN109133516A (en) * | 2018-09-18 | 2019-01-04 | 广西大学 | A kind of breeding wastewater resource utilization utilizes method |
| CN109111061A (en) * | 2018-10-24 | 2019-01-01 | 佛山市碧沃丰生物科技股份有限公司 | Livestock breeding wastewater circulation recycling system and method |
| CN109797099A (en) * | 2019-03-12 | 2019-05-24 | 烟台青源环保科技有限公司 | Marsh gas treatment device and treatment process based on night soil and stalk |
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