CN102531170A - Ecological pond system of water body circulation flow oxygenation - Google Patents
Ecological pond system of water body circulation flow oxygenation Download PDFInfo
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- CN102531170A CN102531170A CN2011104406241A CN201110440624A CN102531170A CN 102531170 A CN102531170 A CN 102531170A CN 2011104406241 A CN2011104406241 A CN 2011104406241A CN 201110440624 A CN201110440624 A CN 201110440624A CN 102531170 A CN102531170 A CN 102531170A
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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 relates to an ecological pond system of water body circulation flow oxygenation, and the ecological pond system constructs a dual-gallery type ecological pond sewage disposal system. The ecological pond system comprises an ecological pond, a solar air pump station and a water body air lifting device, wherein the middle of the ecological pond is provided with a middle river diversion gallery, the ecological pond is divided into three function regions of an oxygen-starved area, an oxidation zone and an advanced treatment region, and the middle of the middle river diversion gallery is provided with a regurgitation gallery; the solar air pump station is arranged on one side of the ecological pond; and a water body air lifting device is arranged between the oxidation zone and the advanced treatment region, and is respectively connected with the solar air pump station and the regurgitation gallery, and is used for leading the water vapor in the oxidation zone to enter into the regurgitation gallery so as to transport in the oxygen-starved area. The system can increase water liquidity in the ecological pond and water body dissolved oxygen, a helotism system is better balanced in the ecological pond, thereby fully playing a role of combinedly purifying sewage by using bacteria, algology and plants; and the ecological pond system provided by the invention has the advantages of low investment and operating cost, simple maintenance, and good treatment effect.
Description
Technical field
The present invention relates to technical field of sewage; Be specifically related to a kind of water body and circulate the The ecology pond systems of oxygenation; Be used to increase water body flowability and oxygen in water in the ecological pond; The subregion forms oxygen-starved area, aerobic zone and deep purifying district in the pool, gives full play to the combined purifying effect to sewage of bacterium, algae and plant.
Background technology
Utilize source, ecological treatment system opposite sewage to carry out purifying treatment, realize that the integral body of territory, village water surrounding is improved the important means that becomes control rural area pollution of area source problem.Ecological pond is the job facilities of sewage being handled through helotism system and plant purification system, and extensive at present and artificial swamp is united use, forms combined type Ecological Disposal technology.
Yet The ecology pond systems is because the residence time is long, and water body flows slow; Reoxygenation ability in the water often, the dissolved oxygen in the water is not enough, and relying on root system of plant that the transmission of oxygen is discharged merely is can not satisfy bacterium to organic aerobic decomposition needs; Particularly at night, the algae respiration occupies leading, is in anoxic condition in the water body for a long time; The helotism system often can not keep balance, and algal bloom, growth and extinction cause oxygen in water lower; Organism and ammonia nitrogen removal effect are relatively poor, and solid suspension content is too high in the water outlet.Therefore, how to strengthen the water body flowability, increase oxygen in water concentration, suppress algal grown, keep the helotism balance, be the major issue that ecological pond technology popularization application need solves always.
Summary of the invention
The object of the invention is the deficiency to present ecological pond treatment technology existence; The The ecology pond systems that provides a kind of water body to circulate oxygenation, with solve in the prior art The ecology pond systems exist water body flow slow, oxygen in water concentration is low and helotism can not the equilibrated technical problem.
For achieving the above object; The present invention provides a kind of water body to circulate the The ecology pond systems of oxygenation; This The ecology pond systems is built the ecological pond Sewage treatment systems of two gallery formulas, comprising: ecological pond, sun power air pump station and water body air-lift device, water conservancy diversion gallery in the middle of the ecological pond middle part is provided with; Ecological pond is divided into oxygen-starved area, three functional zone of aerobic zone and advanced treatment district, and middle water conservancy diversion gallery middle part is provided with the backflow gallery; The sun power air pump station is arranged on ecological pond on one side; The water body air-lift device is arranged between aerobic zone and the advanced treatment district, and its water-in is connected with the sun power air pump station through gas pipe line, and water outlet is connected with the backflow gallery, in order to the aqueous vapor body in the aerobic zone to the gallery that refluxes is carried back in the oxygen-starved area.
According to the The ecology pond systems that the described water body of preferred embodiment of the present invention circulates oxygenation, its ecological pond available depth is 3-4m.
According to the The ecology pond systems that the described water body of preferred embodiment of the present invention circulates oxygenation, its oxygen-starved area, aerobic zone and advanced treatment district three hydraulic detention time ratio are 5: 3: 5.
According to the The ecology pond systems that the described water body of preferred embodiment of the present invention circulates oxygenation, the strong advantage waterplant of the local durability against pollution of seed selection in its advanced treatment district.
According to the The ecology pond systems that the described water body of preferred embodiment of the present invention circulates oxygenation, its water body air-lift device adopts Duct fixing clamp to be fixed on the pool wall of middle water conservancy diversion gallery.
According to the The ecology pond systems that the described water body of preferred embodiment of the present invention circulates oxygenation, its water body air-lift device GWR is 7～10: 1.
According to the The ecology pond systems that the described water body of preferred embodiment of the present invention circulates oxygenation, its backflow gallery pipeline tapping is positioned at the water level higher position, and the water body reflux ratio is 30%-60%, and the caliber size requires decision according to reflux ratio and flow velocity.
Circulate the The ecology pond systems of oxygenation according to the described water body of preferred embodiment of the present invention; Its sun power air pump station further comprises: solar panel, sun power nonshared control unit, lead acid cell and pneumatic pump; It is outside that solar panel is arranged on the sun power pumping plant; It is inner that sun power nonshared control unit, lead acid cell and pneumatic pump are arranged on the sun power pumping plant; Solar panel, lead acid cell and pneumatic pump are connected successively, and the sun power nonshared control unit is connected with lead acid cell with solar panel respectively.
This system increases the mobile and water body dissolved oxygen of water body in the ecological pond; Suppress algal grown; Keep the helotism balance; Form oxygen-starved area, aerobic zone and deep purifying district successively by the zone in the pool, and the strong advantage waterplant of local durability against pollution of in the deep purifying district, choosing seeds, give full play to the combined purifying effect to pollutant removal such as helotism system, plant absorbing, physics sedimentation.
The ecological pond that water body of the present invention circulates the two gallery formulas of The ecology pond systems construction of oxygenation carries out the bypass processing to the river course river; Come water to get in the ecological pond, at first get into the oxygen-starved area, this residence time in stage is 3-4 days, and flow-shape is a pulling flow type, in this stage mainly to water in organism and nitric nitrogen decompose; Sewage gets into aerobic zone and laterally gets into next parallel gallery along crossing the water gallery subsequently; Build the sun power air pump station at the ecological side of a pond simultaneously; Through pneumatic tube air is conveyed into the water body air-lift device in the pool, carries mode part water body through gas and return in the initial ecological pond, and then circulate and oxygenation formation aerobic zone at this zone acceleration water body through the backflow gallery; Hydraulic detention time is 1-2 days, and organism and ammonia nitrogen obtain removing in this stage water; The part water yield gets into the advanced treatment district with the plug-flow mode behind aerobic zone; The strong advantage waterplant of the local durability against pollution of plantation in the advanced treatment district; This residence time in stage is 3-4 days; Because the residence time is long, dissolved oxygen in water is higher, and actings in conjunction such as this stage physical sedimentation, plant absorbing, mikrobe and bacterial degradation will be carried out advanced treatment to polluting in the water.
Compared with prior art, the present invention has the following advantages:
1, the present invention utilizes the sun power clean energy that dirty water stripper is returned in the initial ecological pond, and the water body acceleration cycle increases air reaeration, has promoted the benign cycle of helotism system in the ecological pond.Simultaneously; In an ecological pond, form oxygen-starved area, aerobic zone and advanced treatment district successively; Give full play to each stage for the advantage of pollute removing in the water, obvious in the oxygen-starved area for the suspended solid in the sewage of face source, organism and nitric nitrogen removal effect, and increased the biochemical of water body; Aerobic zone for water in ammonia nitrogen, organism and to increase the effect of oxygen in water obvious, the advanced treatment district for water in nitrogen phosphorus, suspended solid and further the degradation of organic substances effect is obvious.
2, the present invention makes The ecology pond systems also will bring into play better advantage at night through sun power and store battery alternate run.Generally speaking night mikrobe and plant respiration occupy leadingly, the water oxygen pneumatolytic divides obviously and reduces, and will have a strong impact on the sewage treatment effect at night, native system can overcome above difficulty, improves the dissolved oxygen concentration in the water at night.And, in this The ecology pond systems, only adopt one to be main small power pneumatic pump with sun power, power consumption is low, has simplified the complicated process of running maintenance greatly, has reduced construction and running cost.
Description of drawings
Fig. 1 circulates the structural plan figure of oxygenation The ecology pond systems for water body of the present invention;
Fig. 2 circulates the section of structure of oxygenation The ecology pond systems for water body of the present invention.
Among the figure: 10. ecological pond; 20. sun power air pump station; 30. water body air-lift device; 11. water inlet pipe; 12. gas pipe line; 13. middle water conservancy diversion gallery; 14. backflow gallery; 15. cross the water gallery; 16. waterplant; 17. rising pipe; 21. solar panel; 22. sun power nonshared control unit; 23. lead acid cell; 24. pneumatic pump; 31. suction hydraucone.
Embodiment
Below in conjunction with width of cloth figure, specify the present invention.
Please consult Fig. 1 to Fig. 2 simultaneously; A kind of water body circulates the The ecology pond systems of oxygenation; This The ecology pond systems is built the ecological pond Sewage treatment systems of two gallery formulas, comprising: water conservancy diversion gallery 13 in the middle of ecological pond 10, sun power air pump station 20 and water body air-lift device 30, ecological pond 10 middle parts are provided with; Ecological pond 10 is divided into oxygen-starved area, three functional zone of aerobic zone and advanced treatment district, and middle water conservancy diversion gallery 13 middle parts are provided with backflow gallery 14; Sun power air pump station 20 is arranged on ecological pond 10 on one side; Water body air-lift device 30 is arranged between aerobic zone and the advanced treatment district, and its water-in is connected with sun power air pump station 20 through gas pipe line 12, and water outlet is connected with backflow gallery 14, in order to the aqueous vapor body in the aerobic zone to the gallery 14 that refluxes is carried back in the oxygen-starved area.
Sun power air pump station 20 further comprises: solar panel 21, sun power nonshared control unit 22, lead acid cell 23 and pneumatic pump 24; Solar panel 21 is installed in solar pumping 2 open airs; Sun power nonshared control unit 22, lead acid cell 23 and pneumatic pump 24 are arranged on sun power pumping plant 2 inside; Solar panel 21, lead acid cell 23 and pneumatic pump 24 are connected successively, and sun power nonshared control unit 22 is connected with lead acid cell 23 with solar panel 21 respectively.Solar panel 21 is lead acid cell 23 chargings, is supplied power to pneumatic pump 24 by lead acid cell 23 again, and lead acid cell 23 full power states can satisfy 3-4 days needs for electricity at least.Sun power nonshared control unit 22 functions are the control charge and discharge key, and the dissolved-air pressure that pneumatic pump 24 provides is 0.2-0.4Mpa.
Water body air-lift device 30 is connected with air pump 5 through gas pipe line 12, and gas pipe line 12 all adopts the PVC material with water body air-lift device 30.Water body air-lift device 30 is fixed on middle water conservancy diversion gallery 13 pool walls through Duct fixing clamp; Its water-in is suction hydraucone 31; Suction hydraucone 31 diameters are preferably 1.5 times of water body air-lift device 30 diameters, and water body air-lift device 30 GWRs are 7～10: 1, and the quantity of reflux ratio is got 30-60%; Coming water to carry back initial ecological pond 10 through water body air-lift device 30 from backflow gallery 14 is the oxygen-starved area; In this process, the part water body will speed up circulation in aerobic zone, and the part water body then gets into the advanced treatment district and handles.The middle part of water conservancy diversion gallery 13 in the middle of backflow gallery 14 is positioned at, and outlet is positioned at the water level higher position, and its caliber size is determined by water yield reflux ratio and flow velocity.
Below so that basin embodiment is elaborated to technical scheme of the present invention in Erhai, Yunnan, but protection scope of the present invention is not limited to said embodiment.
Embodiment 1:
Rivers flowed sub-basin when present embodiment was positioned at the north, basin, Erhai, Yunnan sieve; Downstream, river black mud ditch tributary river when the Engineering Service object is sieve; The period when a river is at its normal level and low water season part river course river be introduced in the system; Through returning the river course after the ecological pond purifying treatment, rivers water carried out the bypass purifying treatment when its purpose was part sieve, the pollution load in river input Erhai when cutting down sieve.
The engineering design processing power is 100t/day, and this ecological pond adopts two gallery formula structures, and body of wall adopts brickwork construction; Be of a size of 20m*12.5m*4.2m (L*W*H), available depth is 4m, and the water conservancy residence time is 10 days; Crossing the water width of corridor is 3.5m, water conservancy diversion gallery middle part in the middle of the backflow gallery is positioned at, and pipe diameter is DN175mm; The dissolved-air pressure that air pump provides is 0.4Mpa, and vapour-liquid ratio is 10: 1, and inside and outside pneumatic tube in the pool and air-lift device all adopt the PVC material; Water yield reflux ratio is 60%, and oxygen-starved area, aerobic zone and advanced treatment district hydraulic detention time ratio are 5: 3: 5 in the pool, advanced treatment district plantation floating plant Herba Eichhorniae.The sun power pumping plant is built in the other vacant lot of ecological pond, and the solar panel output rating is 2.8kw, and voltage rating 48V, lead acid cell are 24 2V/600AH battery series connection, and X-former is DC48V-DC12V, and air pump is 12V/120w, and the pneumatic tube caliber is DN100mm.
The engineering construction probation was 2 month, and (unit: mg/L), with reference to water environment quality standard (GB3838-2002), river is through this The ecology pond systems, and water quality totally can promote 1 to 2 grade for Inlet and outlet water WQM result of this system such as following table.
| COD Mn | TN | NH 3-N | TP | DO | |
| Water inlet | 11-15 | 0.85-2.23 | 0.6-1.54 | 0.13-0.34 | 0.1-0.2 |
| Water outlet | 5-8 | 0.31-1.37 | 0.28-0.8 | 0.08-0.23 | 0.4-0.6 |
The ecological pond that water body of the present invention circulates the two gallery formulas of The ecology pond systems construction of oxygenation carries out the bypass processing to the river course river; Come water to get in the ecological pond, at first get into the oxygen-starved area, this residence time in stage is 3-4 days, and flow-shape is a pulling flow type, in this stage mainly to water in organism and nitric nitrogen decompose; Sewage gets into aerobic zone and laterally gets into next parallel gallery along crossing the water gallery subsequently; Build the sun power air pump station at the ecological side of a pond simultaneously; Through pneumatic tube air is conveyed into the water body air-lift device in the pool, carries mode part water body through gas and return in the initial ecological pond, and then circulate and oxygenation formation aerobic zone at this zone acceleration water body through the backflow gallery; Hydraulic detention time is 1-2 days, and organism and ammonia nitrogen obtain removing in this stage water; The part water yield gets into the advanced treatment district with the plug-flow mode behind aerobic zone; The strong advantage waterplant of the local durability against pollution of plantation in the advanced treatment district; This residence time in stage is 3-4 days; Because the residence time is long, dissolved oxygen in water is higher, and actings in conjunction such as this stage physical sedimentation, plant absorbing, mikrobe and bacterial degradation will be carried out advanced treatment to polluting in the water.
Compared with prior art, the present invention has the following advantages:
1, the present invention utilizes the sun power clean energy that dirty water stripper is returned in the initial ecological pond, and the water body acceleration cycle increases air reaeration, has promoted the benign cycle of helotism system in the ecological pond.Simultaneously; In an ecological pond, form oxygen-starved area, aerobic zone and advanced treatment district successively; Give full play to each stage for the advantage of pollute removing in the water, obvious in the oxygen-starved area for the suspended solid in the sewage of face source, organism and nitric nitrogen removal effect, and increased the biochemical of water body; Aerobic zone for water in ammonia nitrogen, organism and to increase the effect of oxygen in water obvious, the advanced treatment district for water in nitrogen phosphorus, suspended solid and further the degradation of organic substances effect is obvious.
2, the present invention makes The ecology pond systems also will bring into play better advantage at night through sun power and store battery alternate run.Generally speaking night mikrobe and plant respiration occupy leadingly, the water oxygen pneumatolytic divides obviously and reduces, and will have a strong impact on the sewage treatment effect at night, native system can overcome above difficulty, improves the dissolved oxygen concentration in the water at night.And, in this The ecology pond systems, only adopt one to be main small power pneumatic pump with sun power, power consumption is low, has simplified the complicated process of running maintenance greatly, has reduced construction and running cost.
The above; It only is preferable embodiment of the present invention; Be not that the present invention is done any pro forma restriction; Any content that does not break away from technical scheme of the present invention according to any simple modification, equivalent variations and the modification that technical spirit of the present invention is done above embodiment, all belongs to the scope of technical scheme of the present invention.
Claims (8)
1. a water body circulates the The ecology pond systems of oxygenation; It is characterized in that: said The ecology pond systems is built the ecological pond Sewage treatment systems of two gallery formulas; Comprise: ecological pond, sun power air pump station and water body air-lift device; Water conservancy diversion gallery in the middle of said ecological pond middle part is provided with is divided into oxygen-starved area, three functional zone of aerobic zone and advanced treatment district with said ecological pond, and water conservancy diversion gallery middle part is provided with the backflow gallery in the middle of said; Said sun power air pump station is arranged on said ecological pond on one side; Said water body air-lift device is arranged between said aerobic zone and the advanced treatment district; Its water-in is connected with said sun power air pump station through gas pipe line; Water outlet is connected with said backflow gallery, in order to the aqueous vapor body in the said aerobic zone to said backflow gallery is carried back in the said oxygen-starved area.
2. water body according to claim 1 circulates the The ecology pond systems of oxygenation, it is characterized in that: said ecological pond available depth is 3-4m.
3. water body according to claim 1 circulates the The ecology pond systems of oxygenation, it is characterized in that: said oxygen-starved area, aerobic zone and advanced treatment district three hydraulic detention time ratio are 5: 3: 5.
4. water body according to claim 1 circulates the The ecology pond systems of oxygenation, it is characterized in that: the strong advantage waterplant of the local durability against pollution of seed selection in the said advanced treatment district.
5. water body according to claim 1 circulates the The ecology pond systems of oxygenation, it is characterized in that: said water body air-lift device adopts Duct fixing clamp to be fixed on the pool wall of said middle water conservancy diversion gallery.
6. water body according to claim 1 circulates the The ecology pond systems of oxygenation, it is characterized in that: said water body air-lift device GWR is 7～10: 1.
7. water body according to claim 1 circulates the The ecology pond systems of oxygenation, it is characterized in that: said backflow gallery pipeline tapping is positioned at the water level higher position, and the water body reflux ratio is 30%-60%, and the caliber size requires decision according to reflux ratio and flow velocity.
8. water body according to claim 1 circulates the The ecology pond systems of oxygenation; It is characterized in that: said sun power air pump station further comprises: solar panel, sun power nonshared control unit, lead acid cell and pneumatic pump; It is outside that said solar panel is arranged on said sun power pumping plant; It is inner that said sun power nonshared control unit, lead acid cell and pneumatic pump are arranged on said sun power pumping plant; Said solar panel, lead acid cell and pneumatic pump are connected successively, and said sun power nonshared control unit is connected with lead acid cell with said solar panel respectively.
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| CN102994370A (en) * | 2012-12-13 | 2013-03-27 | 武汉昌宝环保工程有限公司 | Photobioreactor for producing desert alga by utilizing solar energy |
| CN104692591A (en) * | 2015-02-16 | 2015-06-10 | 浙江水利水电学院 | Urban river treatment equipment with stepped oxygen aeration and sewage treatment method of urban river treatment equipment |
| CN106830110A (en) * | 2017-01-10 | 2017-06-13 | 无锡德林海环保科技股份有限公司 | A kind of gas-liquid mixed flow algae removal device |
| CN108558007A (en) * | 2018-05-03 | 2018-09-21 | 哈尔滨工业大学（威海） | The integrated apparatus and method of a kind of deeply treating wastewater using solar powered filling bilayer combination filling ball |
| CN108558002A (en) * | 2018-01-18 | 2018-09-21 | 海南天鸿市政设计股份有限公司 | The reverse circulation ecological purification pool |
| CN109122543A (en) * | 2018-10-09 | 2019-01-04 | 洪泽鱼之源生物科技有限公司 | It is a kind of for the Ecology biological purification system of circulating water cultivation and its application |
| CN114804369A (en) * | 2022-05-24 | 2022-07-29 | 杭州钟意农产品有限公司 | Emission-reducing environment-friendly agricultural ecological pond |
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