CN101708890B - Micro pollution source water in-situ purification system - Google Patents
Micro pollution source water in-situ purification system Download PDFInfo
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- CN101708890B CN101708890B CN2009102012591A CN200910201259A CN101708890B CN 101708890 B CN101708890 B CN 101708890B CN 2009102012591 A CN2009102012591 A CN 2009102012591A CN 200910201259 A CN200910201259 A CN 200910201259A CN 101708890 B CN101708890 B CN 101708890B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 161
- 238000011065 in-situ storage Methods 0.000 title claims abstract description 20
- 238000000746 purification Methods 0.000 title claims abstract description 15
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 61
- 229910021536 Zeolite Inorganic materials 0.000 claims abstract description 59
- 239000010457 zeolite Substances 0.000 claims abstract description 59
- 239000000945 filler Substances 0.000 claims abstract description 49
- 238000005086 pumping Methods 0.000 claims abstract description 43
- 238000007667 floating Methods 0.000 claims description 12
- 239000004677 Nylon Substances 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000002984 plastic foam Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 abstract description 16
- 239000002245 particle Substances 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 abstract description 4
- 230000003647 oxidation Effects 0.000 abstract description 4
- 238000007254 oxidation reaction Methods 0.000 abstract description 4
- 239000003344 environmental pollutant Substances 0.000 abstract description 3
- 231100000719 pollutant Toxicity 0.000 abstract description 3
- 244000005700 microbiome Species 0.000 abstract description 2
- 238000011069 regeneration method Methods 0.000 abstract description 2
- 230000008929 regeneration Effects 0.000 abstract 1
- 241000195493 Cryptophyta Species 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 238000001179 sorption measurement Methods 0.000 description 6
- 239000003643 water by type Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000007670 refining Methods 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 241000108664 Nitrobacteria Species 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000012851 eutrophication Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002352 surface water Substances 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000007954 hypoxia Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000003053 toxin Substances 0.000 description 1
- 231100000765 toxin Toxicity 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Images
Classifications
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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
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention relates to a micro pollution source water in-situ purification system, comprising pumping equipment and a plurality of zeolite filling devices; the pumping equipment is vertically arranged in water, and the zeolite filling devices are distributed in a circle way by taking the pumping equipment as a center, and the zeolite filling device and the pumping equipment are fixedly connected by a rope; the water body flows in a circulating way by the pumping equipment, so as to drive the alga to a light limit area at the bottom part of the water body and control the alga to grow; when water current flows through the zeolite filling device, the zeolite can adsorb and remove pollutants such as ammonia nitrogen in the water, and the microorganisms growing in a filler area inherently can further remove the ammonia nitrogen by nitrification, so as to realize filler organism regeneration; the system can be used for in-situ alga control of micro pollution source water (lake, reservoir and the like), biological oxidation ammonia-nitrogen removal and adsorbing and filtering organic matters and suspended particles synchronously by the zeolite, so as to promote the water quality of a water head area.
Description
Technical field
The present invention relates to a kind of micro pollution source water in-situ purification system, relate in particular to a kind of technology of utilizing zeolite adsorption to filter and combine and carry out the device that micro pollution source water in-situ purifies with bio-contact oxidation.Belong to the former water pretreatment technical field of micro polluted source.
Background technology
In recent years, lake, the reservoir water quality as main waterhead area constantly worsens the eutrophication aggravation.Because lake, the reservoir depth of water are big, mobile little, occur the water body demixing phenomenon easily: summer, surface water temperature height, density were little, the bottom water temperature is low and density is big, keep static relatively between the levels water body, water body is in the eutrophication state in addition, and algae is very easily at the competent surface water raised growth of illumination; And the bottom water hypoxia causes the release of pollutents such as organic matter, nitrogen, phosphorus in the bed mud, causes little pollution of source water.Micro-polluted source water not only is detrimental to health, and makes a big impact for the operation and the effluent quality of waterworks.
In actual waterhead area, the principal pollutant that exist in the water body are ammonia nitrogen and algae, especially ammonia nitrogen content have been done strict qualification in the correlation water standard.The existing micro-polluted source water technology of administering mainly comprises in-situ treatment and dystopy processing, because lake, the reservoir water yield are big, the dystopy technology of administering exists in application invests big, the high deficiency of cost, therefore in the evolution of treatment technology, the in-situ treatment technology has obtained the chance of practical application gradually.The aeration that pumps up water is exactly widely used in recent years a kind of in-situ treatment technology, the moving water body of bearing band of having a short break between this technology forms by the equipment that pumps up water mixes, take algae to bottom light restricted area from the water body top layer, suppress algal grown, and improve water quality to the water body oxygenation.The aeration that pumps up water can effectively suppress the algae proliferation phenomenon, still but can not remove pollutents such as ammonia nitrogen from micropollutant water, can not solve ammonia nitrogen and alga combined pollution problems well.Therefore, be badly in need of a kind of in situ pretreatment technology of source water that can prevent algae and ammonia and nitrogen pollution simultaneously of research and development, thereby promote the water source raw water quality.
Summary of the invention
The objective of the invention is at the deficiencies in the prior art, a kind of micro pollution source water in-situ purification system is provided, can not only be with the water body thorough mixing, suppress algal grown, and can pass through ammonia nitrogen, organism and suspended particulate in zeolite filler adsorption filtration, the bio-contact oxidation technology removal water.
For realizing this purpose, the micro pollution source water in-situ purification system of the present invention's aggregate erection in waters such as lake, reservoir comprises the equipment of pumping up water and some zeolite filler devices.The equipment that pumps up water vertically is installed in the water, and the zeolite filler device is that the center is arranged ringwise with the equipment of pumping up water, and connects fixing between the two by rope.In the equipment of pumping up water, the gas bullet promotes lower floor's water body rising and is distributed to the zeolite filler device, and this filler unit is made up of zeolite filler, U type supporting structure and float.The zeolite filler surface is a kind of rough vesicular structure, and the ammonia nitrogen in the water is had very strong adsorption and enrichment function, and the nitrobacteria that is free in the water can be grown in the zeolite surface set.Under aerobic condition, nitrobacteria utilizes nitrification that ammonia nitrogen is converted into nitric nitrogen to break away from from the packing area and remove from water body, and this process has realized the bio-regeneration of zeolite simultaneously, make this device can be routinely from water absorption remove ammonia nitrogen; Be in operation synchronously adsorption filtration organism and suspended particulate of this refining plant promotes source water water quality simultaneously.
System of the present invention concrete structure is:
Micro pollution source water in-situ purification system is that some zeolite filler devices of center annular setting constitute by the equipment of pumping up water with the equipment of pumping up water.The described equipment of pumping up water is tubular structure, and the bottom is provided with air chamber, and air chamber outlet is provided with dividing plate, and air inlet of air chamber connects air compressor, and the top of the equipment that pumps up water connects floating drum, and the bottom connects sinker, thereby is upright in the water and the holding position is fixed.In the described zeolite filler device, zeolite divides three layers to be layed in the support of U type by center of circle direction to the periphery, and average particle size of zeolite is internal layer 60～100mm, middle level 50～80mm, and outer 30～60mm reduces successively according to the increase with the equipment distance of pumping up water; Three layers of zeolite adopt nylon wire to separate; The U type supports outer wall and is connected with float, and the zeolite filler device is bubbled through the water column; The inwall that the U type supports is provided with link, is connected with the equipment of pumping up water by rope, keeps the zeolite filler device relatively stable with the position of the equipment that pumps up water.The described equipment top of pumping up water is apart from water surface 2m, and described zeolite filler device is apart from pumping up water equipment 25～50m.
Among the present invention, the number of the equipment that pumps up water and specification can be determined according to the water surface area and the average depth in waters.The equipment that pumps up water adopts the organic plastics material, forms intermittence " gas bullet " by the air compressor air feed, thereby drives the water body mixed flow, makes current through the zeolite filler device; Destroy the water body layering simultaneously, take algae the light restricted area of water bottom to, suppress algal grown.
During the equipment that pumps up water operation, apart from equipment 25～50m place of pumping up water (water surface of water surface flow velocity≤0.5m/s), with the equipment of pumping up water is that the center is provided with annular zeolite filler device, filler unit under this position can not impact the effect of the equipment mixed water body that pumps up water, and the current of formation certain flow rate pass the zeolite filler device.Filler adopts zeolite, is layed in the supporting structure that section is the U type, and this U type supports wide 2～6m, and high 0.5～3m is polymer organic plastics material.Three supporting walls that this U type supports are provided with perforation, aperture 50～100mm, and the flow area is not less than 60% of wall, makes the current zeolite filler device of flowing through smoothly.
Among the present invention, the high 30～40cm of floating drum that the equipment top of pumping up water connects, diameter is 10～15cm, inside is plastic foam.
Among the present invention, the mesh that is used to separate the nylon wire of three layers of zeolite is 10～20mm, and the top of zeolite filler is lower than U type support, top 10～20cm.
Among the present invention, the U type supports the high 60～80cm of float that outer wall connects, and diameter is 20～30cm.
Innovation part of the present invention is: according to the water quality characteristic of micro-polluted water seedbed (lake, reservoir etc.), the characterization of adsorption of bound zeolite filler and the biological ammonia principle of removing, the micro pollution source water in-situ purification system that provides a cover zeolite adsorption filtration, bio-contact oxidation and the control algae of pumping up water to organically combine.This system is on the one hand by adding zeolite filler absorption source water ammonia nitrogen, remove by filter organism and suspended particulate in the water, make the free microorganism in packing area set growth, by the biological nitration effect ammonia nitrogen is converted into nitric nitrogen and removes, recover the loading capacity of packing area; In service in system on the other hand, the equipment that pumps up water provides oxygen and required water flowing value for biology removes ammonia, and mixed water body suppresses algal grown, comprehensively promotes source water water quality.
Description of drawings
Fig. 1 is the structural representation of apparatus of the present invention.
Among Fig. 1,1 is the equipment of pumping up water, and 2 is the zeolite filler device, and 3 is zeolite, and 4 is floating drum, and 5 is rope, and 6 is sinker, and 10 is float.
Fig. 2 is air-flow and the current fluidised form synoptic diagram in the equipment of pumping up water respectively.
Among Fig. 2,7 is inlet mouth, and 8 is air chamber, and 9 is the gas bullet; Solid arrow is depicted as air flow line, and dotted arrow is depicted as water (flow) direction.
Fig. 3 is the present invention's orthographic plan in actual applications.
Among Fig. 3,1 is the equipment of pumping up water, and 2 is the zeolite filler device, and 4 is floating drum, and 5 is rope, and 10 is float.Arrow is depicted as water (flow) direction.
Fig. 4 implements the synoptic diagram of improvement in actual waters for the present invention.
Among Fig. 4, arrow is depicted as water (flow) direction.
Embodiment
Below in conjunction with drawings and Examples technical scheme of the present invention is described in further detail.Following examples do not constitute limitation of the invention.
The structure of micro pollution source water in-situ purification system of the present invention is that some zeolite filler devices 2 of center annular setting constitute by the equipment of pumping up water 1 with the equipment of pumping up water 1 as shown in Figure 1; The described equipment 1 that pumps up water is tubular structure, and the bottom is provided with air chamber, and the air chamber outlet is provided with dividing plate, and air inlet of air chamber connects air compressor.The pump up water top of equipment 1 connects floating drum 4, and the bottom connects sinker 6, thereby is upright in the water and the holding position is fixed, and the internal diameter size of the equipment that pumps up water is D, highly is H.In the described U type zeolite filler device 2, the width that the U type supports is W ', highly is H ', and it is D ' that the U type supports the ring internal diameter of forming.Zeolite 3 divides three layers to be layed in the support of U type by center of circle direction to the periphery, and zeolite 3 median sizes are internal layer 60～100mm, and a layer width is W1; Middle level particle diameter 50～80mm, layer width is W2; Outer particle diameter 30～60mm, width is W3.Average particle size of zeolite reduces successively according to the increase with the equipment of pumping up water 1 distance; Three layers of zeolite adopt nylon wire to separate; The U type supports outer wall and is connected with float 10, and zeolite filler device 2 is bubbled through the water column; The inwall that the U type supports is provided with link, is connected with the equipment of pumping up water 1 by rope 5, keeps zeolite filler device 2 relatively stable with the position of the equipment 1 that pumps up water.
In the equipment of pumping up water, the fluidised form of air-flow and current as shown in Figure 2.The equipment of pumping up water is tubular structure, and the bottom is provided with air chamber 8, and the width of air chamber is w, highly is h, the air chamber outlet is provided with dividing plate, and air inlet of air chamber 7 connects air compressor, among the figure, 9 gas bullets for generation, solid arrow is depicted as air flow line, and dotted arrow is depicted as water (flow) direction.
Fig. 3 is the present invention's orthographic plan in actual applications.As shown in Figure 3, the top of the equipment 1 that pumps up water connects floating drum 4, and zeolite filler device 2 is connected with the equipment of pumping up water 1 by the rope 5 that the U type supports on the inwall link, keeps zeolite filler device 2 relatively stable with the position of the equipment 1 that pumps up water.Arrow is depicted as water (flow) direction among Fig. 3.
Fig. 4 implements the synoptic diagram of improvement in actual waters for the present invention.As shown in Figure 4, determine the quantity of required system of the present invention according to factors such as carrying out original position water purifying water surface area.Fig. 4 has provided two cover systems, and every cover system is that some zeolite filler devices of center annular setting constitute by the equipment of pumping up water with the equipment of pumping up water.Arrow is depicted as water (flow) direction among Fig. 4.
It below is a concrete Application Example of the present invention.。
The experiment place is water surface area 65000m
2, the small-sized lake of certain of average depth 11m waterhead area is shaped as approximate rectangle.Owing to have agricultural area source sewage to enter around the waterhead area, cause water quality to be subjected to light contamination, principal pollutant are ammonia nitrogen and algae, but the serious wawter bloom of occurrence of large-area not as yet.Measuring lake water COD is 12mg/L, and ammonia nitrogen is 0.9mg/L, and algae cell density is 2.3 * 10
5Individual/L, and be dominant population with the microcystic aeruginosa of secretion algae toxin, transparency 0.5～0.7m, overall water quality is the IV class.In order to purify lake water in position, improve water quality, adopt device of the present invention that lake waters is administered, as shown in Figure 4.
Determine that according to water surface area, average depth and the euphotic layer residence time of carrying out the original position purification adopting 2 amounts of pumping up water is 50000m
3The equipment that pumps up water of/d, device diameters D are 1m, and high H is 6m; Air chamber volume 0.3m
3, high h is 1m, and wide w is 0.1m, and average every 12s produces one " gas bullet ".Air compressor free air delivery 100m for the equipment air feed that pumps up water
3/ h, power is 10.5kW, is positioned in the air compressor station of loke shore.Air delivery pipe adopts vinyl tube, and caliber is 5cm, is used to connect the equipment of pumping up water and air compressor on the bank, is about 150m.
According to the specification of the above-mentioned equipment that pumps up water, determine the ring inside diameter D that filler unit U type supporting structure is formed ' be 60m, U type support width W ' is 6m, high H ' is 2m.U type supporting structure is the high molecule plastic material, and processed finished products is that section is the semi-circular support slot of U type, and wall is provided with perforation, makes the flow area be not less than 60% of wall.
The screening zeolite filler, make median size be respectively 60～100mm, 50～80mm, 30～60mm, in semiorbicular U type supports according to dividing three layers of laying by center of circle order to the periphery, it is that 3m, W2 are that 2m and W3 are 1m that the laying width is respectively W1, and by the separation of nylon material net parcel, avoid zeolite to spill, keep the filler position stability from perforation.The filler top is lower than supporting structure upper edge 10～20cm as reserving space.Estimate the weight of filler unit roughly according to the zeolite consumption, peripheral closely arrangement of device float is set, adjusting the float number, to make filler unit can be slightly higher than the water surface under not by means of the effect of external force floating or be immersed in the water body.
Connect floating drum at the equipment top of pumping up water, floating drum is high 40cm, the cylindrical tube of diameter 15cm, and inside is plastic foam; The device bottom of pumping up water connects the heavy cement sinker of 5 5kg, adjusts floating drum and makes with sinker that the equipment of pumping up water is vertical to be stood in the water, makes the equipment top of pumping up water apart from water surface 2m.With the rope of 30m equal length filler unit is connected with link on the equipment outer wall that pumps up water, keeps the equipment that pumps up water and filler unit relative position to stablize.Drag with ship and to carry the equipment that pumps up water and semi-circular filler unit places position, target waters, promote two semiorbicular filler units and close up, in interface bolt riveted and fixed, making filler unit is that the center is arranged ringwise with the equipment of pumping up water.Open air compressor, start refining plant.
Refining plant after starting one week of operation in summer, monitoring experiment water body in lake water quality, ammonia-nitrogen content is at 0.2～0.4mg/L, algae cell density drops to 1.8 * 10
4～4.2 * 10
4Individual/L, water transparency is more than 1.0m.During 2 months of refining plant operation after this, lake water quality can maintain in this scope always, and algae and ammonia nitrogen have been played good pretreating effect.
Claims (5)
1. a micro pollution source water in-situ purification system is characterized in that by the equipment of pumping up water (1) with the equipment of pumping up water being some zeolite filler devices (2) formation of center annular setting; The described equipment that pumps up water (1) is tubular structure, and the bottom is provided with air chamber (8), and air chamber (8) outlet is provided with dividing plate, the inlet mouth of air chamber (7) connects air compressor, the pump up water top of equipment (1) connects floating drum (4), and the bottom connects sinker (6), thereby is upright in the water and the holding position is fixed; In the described zeolite filler device (2), zeolite (3) divides three layers to be layed in the support of U type by center of circle direction to the periphery, and zeolite (3) median size is internal layer 60～100mm, middle level 50～80mm, outer 30～60mm reduces successively according to the increase with the equipment of pumping up water (1) distance; Three layers of zeolite adopt nylon wire to separate; The U type supports outer wall and is connected with float (10), and zeolite filler device (2) is bubbled through the water column; The inwall that the U type supports is provided with link, is connected with the equipment of pumping up water (1) by rope (5), keeps zeolite filler device (2) relatively stable with the position of the equipment (1) that pumps up water; The described equipment that pumps up water (1) top is apart from water surface 2m, and described zeolite filler device (2) is apart from pumping up water equipment (1) 25～50m.
2. according to the micro pollution source water in-situ purification system of claim 1, it is characterized in that described U type supports wide 2～6m, high 0.5～3m, be polymer organic plastics material, three supporting walls that the U type supports are provided with perforation, aperture 50～100mm, and the flow area is not less than 60% of wall.
3. according to the micro pollution source water in-situ purification system of claim 1, it is characterized in that the high 30～40cm of described floating drum (4), diameter is 10～15cm, and inside is plastic foam.
4. according to the micro pollution source water in-situ purification system of claim 1, the mesh that it is characterized in that described nylon wire is 10～20mm, and the top of zeolite filler is lower than U type support, top 10～20cm.
5. according to the micro pollution source water in-situ purification system of claim 1, it is characterized in that the high 60～80cm of described float (10), diameter is 20～30cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2009102012591A CN101708890B (en) | 2009-12-17 | 2009-12-17 | Micro pollution source water in-situ purification system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102012591A CN101708890B (en) | 2009-12-17 | 2009-12-17 | Micro pollution source water in-situ purification system |
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| CN101708890A CN101708890A (en) | 2010-05-19 |
| CN101708890B true CN101708890B (en) | 2011-06-01 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102701453A (en) * | 2012-06-13 | 2012-10-03 | 上海交通大学 | Flow making device for improving denitrification efficiency of treatment system for ecological pond with agricultural non-point source |
| CN103803743A (en) * | 2014-01-13 | 2014-05-21 | 重庆交通大学 | Intelligent landscape pool water purifying device |
| CN104528924B (en) * | 2015-02-03 | 2016-07-06 | 武汉中科水生环境工程股份有限公司 | A kind of polluted water body in-situ administers purifier |
| CN106673195B (en) * | 2017-02-14 | 2022-08-09 | 浙江裕腾百诺环保科技有限公司 | Lake denitrification flow-making device and lake water denitrification flow-making method |
| CN106957072B (en) * | 2017-04-21 | 2019-11-22 | 杭州电子科技大学 | A kind of disturbance control algae device of wind light mutual complementing |
| CN109607825A (en) * | 2019-01-04 | 2019-04-12 | 北京科技大学 | A kind of ammonia nitrogen removal agent and preparation method thereof |
| CN111320271A (en) * | 2020-04-01 | 2020-06-23 | 北京博汇特环保科技股份有限公司 | Split type gas pulse mixing stirring device |
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