CN104326560B - A kind of sun power eutrophication water process and phosphorus reclaim integrated apparatus - Google Patents
A kind of sun power eutrophication water process and phosphorus reclaim integrated apparatus Download PDFInfo
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- CN104326560B CN104326560B CN201410634468.6A CN201410634468A CN104326560B CN 104326560 B CN104326560 B CN 104326560B CN 201410634468 A CN201410634468 A CN 201410634468A CN 104326560 B CN104326560 B CN 104326560B
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Abstract
A kind of sun power eutrophication water process and phosphorus reclaim integrated apparatus, comprise solar panel and coupled floating drum, floating drum is provided with sump pump, sludge pump, store battery, air compressor machine, solar panel is connected with store battery, and sump pump, sludge pump are connected with store battery respectively with air compressor machine; The middle part of floating drum is provided with anaerobic zone, the bottom of anaerobic zone is by muddy water mixing zone and UNICOM of sludge settling district, the top of anaerobic zone is communicated with the oxygen-starved area being arranged on periphery, anaerobic zone, the top of oxygen-starved area and bottom respectively with aerobic zone UNICOM, biological rope is hung with in anaerobic zone and aerobic zone, the bottom of aerobic zone is provided with the micro porous aeration head be connected with air compressor machine, and the both sides, top of floating drum are provided with the water port with aerobic zone UNICOM.The present invention is without the need to being drawn into bank process by water body, field work ability is strong, and running cost is low, drops into, more produce without solid waste, can not only remove water body organism and nitrogen without chemical agent and material, sludge form can also reclaim phosphorus.
Description
Technical field
The present invention relates to water resources protection and water environment treatment field, specifically the process of a kind of sun power eutrophication water and phosphorus reclaim integrated apparatus.
Background technology
The degree of storehouse, the lake body eutrophication that supernutrition material (mainly nitrogen phosphorus) causes and scope are fast-developing trend in China, and situation is very severe.For lake, eutrophication ratio is respectively 41%, 61% and 77% in the seventies in last century, the eighties and the nineties.The lake water quality investigation result display of 2007-2010, the large-scale shallow water lake of China 85.4% has exceeded eutrophication standard, and wherein 40.1% is serious rice-nutrient.Storehouse, lake body eutrophication worsens water quality, brings out the crisis of " water quality " lack of water, reduces water resources comprehensive utilization efficiency and safety water supply supportability, greatly weakens the strategic support effect of water resources on national economy social development.
The control of supernutrition material is the key of Disposal of Water Body Eutrophication.Research shows, the nitrogen in water body can pass through atmospheric circulation supply, controls relative difficulty; And the circulation of phosphorus is simple, become the restrictive factor that body eutrophication occurs most Hu Ku.Concerning body eutrophication, phosphorus is pollutent; But phosphorus or Nonrenewable resources, the whole world has the phosphorus ore of economic worth will at the year two thousand thirty approach exhaustion, and the trend of phosphor resource shortage is irreversible.Meanwhile, in environment water, the phosphorus of 80% derives from sewage discharge, and for statistic data in 2000, the phosphorus of China's sewage discharge accounted for more than 30% of phosphorate rock mining amount then.Not adding the phosphorus discharge effectively disposed not only causes environmental system can't bear the heavy load, and causes storehouse, lake body eutrophication, also causes serious resource loss.
Eutrophication water process and phosphorus reclaim and can not only improve storehouse, lake quality of water environment, can also improve phosphor resource sustainable use efficiency.At present, eutrophication water is adopted mostly to the method for restoration of the ecosystem both at home and abroad, take effect slow and nitrogen and phosphorous nutrient effectively can not be removed water body.Phosphorus recovery aspect, the research of sanitary sewage, trade effluent or mud middle and high concentration nitrogen phosphorus is more, and the nutritive substance proposed based on principles such as absorption, ammoniomagnesium phosphate crystal, precipitations is removed or recovery method; But the phosphorus how reclaimed in eutrophication natural water body rarely has report.Little with the water yield, the sanitary sewage that phosphorus concentration is high, trade effluent etc. are compared, the water yield of natural eutrophication water is large, phosphorus concentration lower (being usually less than 0.5mg/L), adopt traditional water technology that storehouse, eutrophication lake water body is extracted into bank and carry out denitrogenation dephosphorizing process, costly and limited efficiency; When absorption or precipitated crystal reclaim low phosphorus, consumption of materials is large and efficiency is low, and economic feasibility is poor.Therefore, how low-cost processes eutrophication water, and implement phosphorus and become the difficult problem needing solution badly.
The present inventor is realizing finding in process of the present invention: existing eutrophication water process and phosphorus recovery technology exist larger deficiency, particularly phosphorus reclaims, be confined to process phosphorus concentration high sanitary sewage, trade effluent and mud etc., many employing absorption or crystallization processes, auxiliary facility need be built and consume reagent material, running cost is higher, is difficult to be applied to natural eutrophication water process.Meanwhile, storehouse, the lake water surface is open, Solar use is with favourable conditions, utilize sun power low cost in-situ treatment eutrophication water and implement phosphorus and reclaim, cut down the total phosphorus concentration, by being the new approaches solving eutrophication of natural water, there is great environment, economical, societal benefits and application prospect.
Summary of the invention
The invention provides the process of a kind of sun power eutrophication water and phosphorus recovery integrated apparatus, without the need to water body being drawn into bank process, also absorption or crystalline deposit material need not be added, the main dependence sun power supply energy, strengthening biological carbon and phosphorous removal, implements original position phosphorus and reclaims, this device field work ability is strong, running cost is low, and produce without solid waste, the phosphorus of recovery directly can be used as fertilizer.
For achieving the above object, the technical solution used in the present invention is:
A kind of sun power eutrophication water process and phosphorus reclaim integrated apparatus, the floating drum comprising solar panel and be connected with solar panel, floating drum is provided with sump pump, sludge pump, store battery, air compressor machine, solar panel is connected with store battery, and sump pump, sludge pump are connected with store battery respectively with air compressor machine; The middle part of floating drum is provided with anaerobic zone, the bottom of anaerobic zone is by muddy water mixing zone and UNICOM of sludge settling district, mud in eutrophication water outside floating drum and sludge settling district is respectively by sump pump and sludge pump suction muddy water mixing zone, the top of anaerobic zone is communicated with the oxygen-starved area being arranged on periphery, anaerobic zone, the top of oxygen-starved area and bottom respectively with aerobic zone UNICOM, biological rope is hung with in anaerobic zone and aerobic zone, the bottom of aerobic zone is provided with the micro porous aeration head be connected with air compressor machine, and the both sides, top of floating drum are provided with the water port with aerobic zone UNICOM.
Device as above, muddy water mixing zone dividing plate is provided with between sludge settling district and muddy water mixing zone, muddy water mixing zone dividing plate is provided with returned sluge entrance and water-in, sump pump is by the eutrophication water outside floating drum through water-in suction muddy water mixing zone, and the mud that sludge pump extracts sludge settling district enters muddy water mixing zone through returned sluge entrance.
Device as above, the top of anaerobic zone is communicated with oxygen-starved area by anaerobic zone apertured partition.
Device as above, oxygen-starved area and aerobic zone are separated by vertical anaerobic-aerobic diaphragm, the mixed solution of oxygen-starved area enters aerobic zone bottom anaerobic-aerobic diaphragm, the top of anaerobic-aerobic diaphragm arranges the aerobic-anaerobic drainage plate bent inwards, and the nitric nitrogen of aerobic zone enters oxygen-starved area through the backflow of aerobic-anaerobic drainage plate.
Device as above, biological rope adopts polypropylene or activated carbon fiber to make.Device as above, in sludge settling district, the mud major part of excessive consumption phosphorus carries out phosphorus recovery by sludge pump in the mode of regular spoil disposal.
Owing to have employed such scheme, the technological innovation that the present invention gives prominence to and marked improvement are:
(1) float-type structure is adopted, centralized integrated is reclaimed in water treatment and phosphorus arrange, achieve the in-situ treatment of eutrophication water, breach Traditional Ecological reparation or water body is drawn into bank process thinking, water body organism and nitrogen can not only be removed, can also phosphorus be reclaimed, separate dephosphorization to the restriction of body eutrophication.
(2) integrated micro-pore aeration and biological rope in floating drum, enhancement microbiological denitrogenation dephosphorizing performance, in polyP bacteria excessive consumption water body, phosphorus is reclaimed by the form of precipitating sludge, break away from the constraint of traditional absorption or crystalline deposit recovery phosphorus, drop into without chemical agent and material, more produce without solid waste, directly can be used as fertilizer with the phosphorus that sludge form reclaims.
(3) take full advantage of the open and solar energy resources of the eutrophication water water surface and utilize the feature that condition is good, adopt Driven by Solar Energy.Solar poweredly be generally charging and with electrical alternations, with the anaerobism in water treatment and phosphorus removal process, anoxic with aerobicly alternately to adapt, power supply and demand Harmony is good.
(4) floating drum drops into without the need to exogenous power, medicament and other consumptive materials, can fix or portable operation, field work ability is strong, can process in a certain waters for a long time by single floating drum, also can focus in this waters by multiple floating drum, flexible working mode, maintenance management is simple, applies condition good.
Accompanying drawing explanation
Fig. 1 is the structural representation that sun power eutrophication water of the present invention process and phosphorus reclaim integrated apparatus.
1-floating drum, 2-anaerobic zone, 3-oxygen-starved area, 4-aerobic zone, 5-anaerobic-aerobic diaphragm, 6-micro porous aeration head, 7-sludge pump, 8-returned sluge entrance, 9-water-in, 10-muddy water mixing zone, 11-anaerobic zone sludge settling dividing plate, 12-biological rope, 13-anaerobic zone apertured partition, 14-aerobic-anaerobic drainage plate, 15-sludge settling district, 16-mud, 17-water port, 18-air compressor machine, 19-sump pump, 20-store battery, 21-solar panel, 22-muddy water mixing zone dividing plate.
Embodiment
Below in conjunction with the accompanying drawing in the present invention, the technical scheme in the present invention is clearly and completely described.
Figure 1 shows that sun power eutrophication water of the present invention process and phosphorus reclaim the structural representation of integrated apparatus, the process of described sun power eutrophication water and phosphorus reclaim integrated apparatus and comprise solar panel 21 and coupled floating drum 1.The floating drum 1 of the embodiment of the present invention adopts waterproof, anticorrosion and crashproof high density polyethylene(HDPE) material, provides buoyancy for giving whole device.Muddy water mixing zone 10, anaerobic zone 2, oxygen-starved area 3, aerobic zone 4, sludge settling district 15 is provided with in floating drum 1; Also be furnished with store battery 20, sump pump 19, sludge pump 7 and air compressor machine 18.
The middle part of floating drum 1 is provided with anaerobic zone 2, the bottom of anaerobic zone 2 and muddy water mixing zone 10 UNICOM, and the bottom of anaerobic zone 2 is provided with downward-sloping anaerobic zone sludge settling dividing plate 11, is convenient to mud and falls into muddy water mixing zone 10 easily.The bottom of muddy water mixing zone 10 is sludge settling district 15, is provided with muddy water mixing zone dividing plate 22 between sludge settling district 15 and muddy water mixing zone 10, and muddy water mixing zone dividing plate 22 is provided with returned sluge entrance 8 and water-in 9.Sump pump 19 is by the eutrophication water outside floating drum 1 through water-in 9 suction muddy water mixing zone 10, and the mud 16 that simultaneously sludge pump 7 extracts sludge settling district 15 also enters muddy water mixing zone 10 through returned sluge entrance 8.
The top of anaerobic zone 2 is communicated with the oxygen-starved area 3 being arranged on periphery, anaerobic zone 2, concrete, and the top of anaerobic zone 2 is communicated with oxygen-starved area 3 by anaerobic zone apertured partition 13.The periphery of oxygen-starved area 3 arranges aerobic zone 4, the top of oxygen-starved area 3 and bottom respectively with aerobic zone 4 UNICOM, concrete, oxygen-starved area 3 and aerobic zone 4 are separated by vertical anaerobic-aerobic diaphragm 5, the mixed solution of oxygen-starved area 3 enters aerobic zone 4 bottom anaerobic-aerobic diaphragm 5, the top of anaerobic-aerobic diaphragm 5 arranges the aerobic-anaerobic drainage plate 14 bent inwards, and the nitric nitrogen of aerobic zone 4 enters oxygen-starved area 3 through aerobic-anaerobic drainage plate 14 backflow.The bottom of aerobic zone 4 is provided with the micro porous aeration head 6 be connected with air compressor machine 18, utilizes air compressor machine 18 oxygenation, can improve Dissolved Oxygen in Water concentration, and microbic activity and quantity.
Be hung with biological rope 12 in anaerobic zone 2 in floating drum 1 and aerobic zone 4, biological rope 12 adopts special textile materials (such as polypropylene) or activated carbon fiber to make, and has hydrophilicity and bigger serface, is applicable to microorganism colonization and propagation.
Sump pump 19, sludge pump 7, store battery 20, air compressor machine 18 are positioned at the top of anaerobic zone 2 and oxygen-starved area 3, store battery 20 1 aspect is connected with solar panel 21, for storing electrical energy, is connected on the other hand with sump pump 19 with sludge pump 7, intake for floating drum 1, spoil disposal or returned sluge.In addition, store battery 20 is also connected with air compressor machine 18, for providing pressurized air to micro porous aeration head 6, meets the oxygenation demand of aerobic zone 4.
When using apparatus of the present invention to carry out water body process, first to understand the environmental aspect of pending eutrophic water, comprising nutrient concentrations and the basic parameter such as intensity of solar radiation and duration such as organism and nitrogen phosphorus.Based on condition of water quality and solar powered capability evaluation floating drum 1 processing power in pending waters, and be store battery 20, sump pump 19, sludge pump 7, air compressor machine 18 and solar panel 21 type selecting.In principle, water body eutrophication degree is higher, device treatment effect and phosphorus recyclability better, advise that organic concentration such as BOD biochemical oxygen demand (BOD) in pending waters is not less than 40mg/L, total phosphorus concentration is not less than 0.5mg/L.
The principle of work that sun power eutrophication water of the present invention process and phosphorus reclaim integrated apparatus is described below:
Sump pump 19 is by the eutrophication water outside floating drum 1 through water-in 9 suction muddy water mixing zone 10, and meanwhile, the mud 16 that sludge pump 7 extracts sludge settling district 15 also enters muddy water mixing zone 10 through returned sluge entrance 8.Water inlet fully mixes with returned sluge, promotes that the microorganism in mud effectively contacts with water inlet, then enters anaerobic zone 2 from bottom to top.The flow proportional of returned sluge and water inlet is not less than 20%.
After muddy water mixing, enter the anaerobic zone 2 being positioned at floating drum 1 central authorities from bottom to top, hang biological rope 12 in anaerobic zone 2, for increasing anaerobic zone microorganisms quantity.Enter the microbiological anaerobic degraded that Organic substance in water is attached to biological rope 12 surface, part itrogenous organic substance is by ammonification, and polyP bacteria then under anaerobic releases phosphorus.The CH that anaerobic process generate
4discharge in the hole of gas by the anaerobic zone apertured partition 13 on top, anaerobic zone 2, partial sludge enters the sludge settling district 15 bottom muddy water mixing zone 10 or floating drum 1 by anaerobic zone sludge settling dividing plate 11 sedimentation that anaerobic zone 2 is arranged.Anaerobic zone 2 dissolved oxygen concentration is not higher than 0.3mg/L.
After anaerobic treatment, water body enters oxygen-starved area 3 by the hole of anaerobic zone, top, anaerobic zone 2 apertured partition 13, and the major function of oxygen-starved area 3 carries out denitrogenation, and nitric nitrogen is by mixed solution internal recycle, and flow into through aerobic zone 4, under denitrification, nitric nitrogen is converted into N
2or N
2o overflows.Partial organic substances utilizes nitrate to obtain degraded as electron acceptor(EA) and removes under the effect of denitrifying bacteria.Oxygen-starved area 4 dissolved oxygen concentration is not higher than 0.8mg/L.
Mixed solution enters aerobic zone 4 from oxygen-starved area 3, and aerobic zone 4 is furnished with micro porous aeration head 6 and biological rope 12, for improving microorganism active and quantity.In aerobic zone 4, outside organic matter removal is degraded further, ammonia nitrogen generates nitric nitrogen under aerobic conditions, and then backflow enters oxygen-starved area 3; PolyP bacteria is a large amount of phosphorus absorbed in water body under aerobic conditions, and then enter sludge settling district in form of a sludge, water outlet is discharged by the water port 17 being positioned at floating drum 1 both sides.The position of water port 17 than pending waters water level more than height 0.2m, in order to avoid outside body of water pours in down a chimney enter floating drum 1.Aerobic zone 4 dissolved oxygen concentration is not less than 2mg/L.
Sludge settling district 15 is positioned at bottom floating drum 1, and for collecting and precipitate the mud 16 that aerobic zone 4 is formed, mud 16 major part of excessive consumption phosphorus carries out phosphorus recovery by the mode of the regular spoil disposal of sludge pump 7, discharges the mud 16 being rich in phosphorus and directly can be used as fertilizer; A part of mud 16 is by sludge pump 7 through returned sluge population 8 in addition, enters muddy water mixing zone 10, continues to start anaerobic-anoxic-oxic circulation.
Anaerobic zone 2, oxygen-starved area 3 and aerobic zone 4 alternate run, constantly process eutrophication water the higher mud of sedimentation phosphorus concentration, the phosphorus of mud excessive consumption is regularly reclaimed, as agricultural fertilizer in the mode of spoil disposal by sludge pump 7.
During concrete enforcement, single floating drum 1 can be taked in the long-time running of a certain waters, multiple floating drum 1 also can be adopted simultaneously to concentrate short-term to run.In order to reduce the water outlet after floating drum 1 purification to the dilution of floating drum 1 surrounding body, pending waters can also be arranged enclosure, floating drum draining being delivered to enclosure and discharging outward.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly belongs to those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (6)
1. sun power eutrophication water process and phosphorus reclaim integrated apparatus, it is characterized in that: the floating drum (1) comprising solar panel (21) and be connected with solar panel (21), floating drum (1) is provided with sump pump (19), sludge pump (7), store battery (20), air compressor machine (18), solar panel (21) is connected with store battery (20), and sump pump (19), sludge pump (7) are connected with store battery (20) respectively with air compressor machine (18), the middle part of floating drum (1) is provided with anaerobic zone (2), the bottom of anaerobic zone (2) is by muddy water mixing zone and sludge settling district (15) UNICOM, mud (16) in the outer eutrophication water of floating drum (1) and sludge settling district (15) is respectively by sump pump (19) and sludge pump (7) suction muddy water mixing zone (10), the oxygen-starved area (3) that the top of anaerobic zone (2) is peripheral with being arranged on anaerobic zone (2) is communicated with, the top of oxygen-starved area (3) and bottom respectively with aerobic zone (4) UNICOM, biological rope (12) is hung with in anaerobic zone (2) and aerobic zone (4), the bottom of aerobic zone (4) is provided with the micro porous aeration head (6) be connected with air compressor machine (18), the both sides, top of floating drum (1) are provided with the water port (17) with aerobic zone (4) UNICOM.
2. sun power eutrophication water process as claimed in claim 1 and phosphorus reclaim integrated apparatus, it is characterized in that: between sludge settling district (15) and muddy water mixing zone (10), be provided with muddy water mixing zone dividing plate (22), muddy water mixing zone dividing plate (22) is provided with returned sluge entrance (8) and water-in (9), sump pump (19) by the outer eutrophication water of floating drum (1) through water-in (9) suction muddy water mixing zone (10), the mud (16) that sludge pump (7) extracts sludge settling district (15) enters muddy water mixing zone (10) through returned sluge entrance (8).
3. sun power eutrophication water process as claimed in claim 1 and phosphorus reclaim integrated apparatus, it is characterized in that: the top of anaerobic zone (2) is communicated with oxygen-starved area (3) by anaerobic zone apertured partition (13).
4. sun power eutrophication water process as claimed in claim 1 and phosphorus reclaim integrated apparatus, it is characterized in that: oxygen-starved area (3) and aerobic zone (4) are separated by vertical anaerobic-aerobic diaphragm (5), the mixed solution of oxygen-starved area (3) enters aerobic zone (4) through anaerobic-aerobic diaphragm (5) bottom, the top of anaerobic-aerobic diaphragm (5) arranges the aerobic-anaerobic drainage plate (14) bent inwards, and the nitric nitrogen of aerobic zone (4) enters oxygen-starved area (3) through aerobic-anaerobic drainage plate (14) backflow.
5. sun power eutrophication water process as claimed in claim 1 and phosphorus reclaim integrated apparatus, it is characterized in that: biological rope (12) adopts polypropylene or activated carbon fiber to make.
6. sun power eutrophication water process as claimed in claim 1 and phosphorus reclaim integrated apparatus, it is characterized in that: in sludge settling district (15), mud (16) major part of excessive consumption phosphorus carries out phosphorus recovery by sludge pump (7) in the mode of regular spoil disposal.
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| CN105585125A (en) * | 2016-03-09 | 2016-05-18 | 李林 | Structure integration biological membrane reactor |
| CN105967456A (en) * | 2016-07-01 | 2016-09-28 | 珠江水利委员会珠江水利科学研究院 | Water purification method based on artificial ecological system and water purification device based on artificial ecological system |
| CN111362406A (en) * | 2020-03-20 | 2020-07-03 | 湖南亿康环保科技有限公司 | Suspended solar integrated water purification equipment and water purification method |
| CN111875059B (en) * | 2020-07-17 | 2021-05-14 | 同济大学 | Integrated powder loading reinforced biochemical water treatment device |
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| CN102515349A (en) * | 2011-12-06 | 2012-06-27 | 江苏金梓环境科技有限公司 | Treatment equipment for synchronous nitrogen and phosphorus removal of domestic sewage |
| CN103183410A (en) * | 2012-01-01 | 2013-07-03 | 周平 | Solar aerobiotic/anoxic/aerobiotic biological film lake water body treatment device |
| CN204198492U (en) * | 2014-11-12 | 2015-03-11 | 长江水利委员会长江科学院 | A kind of sun power eutrophication water process and phosphorus reclaim integrated apparatus |
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