CN103693745B - A kind of enter the combined artificial wetland treatment process of river runoff pollution and device - Google Patents
A kind of enter the combined artificial wetland treatment process of river runoff pollution and device Download PDFInfo
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- CN103693745B CN103693745B CN201410017044.5A CN201410017044A CN103693745B CN 103693745 B CN103693745 B CN 103693745B CN 201410017044 A CN201410017044 A CN 201410017044A CN 103693745 B CN103693745 B CN 103693745B
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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
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Abstract
The invention discloses a kind of enter the combined artificial wetland treatment process of river runoff pollution, this treatment process is as a kind of simple structure, processing costs low and purification and the good sewage disposal technology of landscape effect, carried out tackling and purifying before runoff sewage flows into water body, can effectively alleviate and control the problem that lake, current river is subject to pollution of area source serious, also disclose a kind of enter the device of combined artificial wetland treatment process of river runoff pollution, different fluidised form units in series combines by this device, and the wet land filler that grating is different, combine the advantage of different Wetland Type, different anaerobism and oxygen-rich area are built, and floor space is little, build flexibly, treatment effect is good, be applicable to most of rural area, samll cities and towns and do not transform villages within the city etc. and lack the area even not having water exhaust system.
Description
Technical field
The present invention relates to the technical field of combined artificial wetland process pollution of area source, be specifically related to a kind of enter the combined artificial wetland treatment process of river runoff pollution, also relate to simultaneously a kind of enter the device of combined artificial wetland treatment process of river runoff pollution, be applicable to most of rural area, samll cities and towns and do not transform villages within the city etc. lack the area even not having water exhaust system.
Background technology
Pollution of area source, as typical non-point pollution, refer to that the runoff of rainwater and formation thereof in rainfall flows through ground, assemble a series of pollution substance, enter water body thereupon, pollute based on the surface water in lake, river and underground water, have the features such as territorial scope is wide, randomness strong, complex genesis, the control of runoff pollution is one of emphasis of current Study of Water Environment.Along with the raising of China's economic level, urban drainage pipe network system and sewage work are constantly building or upgrading, and this part runoff pollution obtains control to a certain degree.But, most rural area, samll cities and towns and do not transform villages within the city and lack and even there is no water exhaust system.In dry season, do not have the area of water exhaust system, most of sanitary sewage directly enters neighbouring river and lake by open channel; In rainy season, even if the rainfall of medium tenacity, the runoff pollution mixing sanitary sewage in a large number can exceed retaining of pipeline and transport capacity, or flows directly into receiving water body when lacking tubing system by runoff hondo.These enter river runoff pollution and carry a large amount of solid particulates, and the nutritive salt such as organism and nitrogen phosphorus, cause receiving water body eutrophication, thus cause the deterioration of the ecosystem.
In recent years, the a series of Ecological Restoration Project take the water body of the eutrophication that arrives by runoff pollution and technology, as river aeration, artificial floating island, bed mud passivation, ecological water transfer and obtain increasing application for the treatment of the lie of eutrophication water is ecological filter bed etc.But, these measures are the emergent and remedial measures after water body is subject to a series of pollution, how it effectively processed before entering water body and control to be the key solving current dystrophication problem, artificial swamp is the low and sewage disposal technology of tool landscape effect as a kind of simple structure, processing costs, obtain promotion and application widely, especially applicable network of drains and sewage work lack or incomplete countries and regions.
Can be divided into free water surface wetland and current wetland with water flow mode artificial wet land treating system, subsurface wetland is divided into again horizontal flow and vertical current, and wherein vertical current constructed wetland can be divided into again downstream and up stream artificial swamp two class.Dissimilar wetland respectively has excellent lacking, and for dissimilar handling object, when building wetland, optimum combination and suitable final-period management how to carry out different fluidised form run, and making it have excellent landscape effect and processing efficiency concurrently, is the key point of problem.
Summary of the invention
The object of the invention is to for above-mentioned technology and the upper Problems existing of application, provide a kind of enter the combined artificial wetland treatment process of river runoff pollution, this treatment process is low and purification and the good sewage disposal technology of landscape effect as a kind of simple structure, processing costs, carried out tackling and purifying before runoff sewage flows into water body, can effectively alleviate and control the problem that lake, current river is subject to pollution of area source serious.
Another object of the present invention be there are provided a kind of enter the device of combined artificial wetland treatment process of river runoff pollution, different fluidised form units in series combines by this device, and the wet land filler that grating is different, combine the advantage of different Wetland Type, built different anaerobism and oxygen-rich area, and floor space is little, it is flexible to build, treatment effect is good.
In order to realize above-mentioned object, the present invention adopts following technical measures:
Enter a combined artificial wetland treatment process for river runoff pollution, the steps include:
A, the river runoff sewage that enters be trapped carry out pre-treatment through grid and settling pit;
B, sewage through processing of step A, branch to a point water distributor by main water distributor, enters downstream unit through point water distributor water distribution uniformity, and most of organism and suspended particle are removed;
C, sewage after downstream cell processing enter upstream element by the hole bottom the partition wall of downstream unit and upstream element, carry out secondary-cleaned;
Sewage after D, step C process takes in main receipts water pipe through point receiving a water pipe again, enters push flowing undercurrent unit further purified by the hole on up stream and push flowing undercurrent unit body of wall top;
E, last, the water after step D process directly enters receiving water body by the rising pipe on push flowing undercurrent unit body of wall top.
Enter a device for the combined artificial wetland treatment process of river runoff pollution, comprise trash rack, settling pit, downstream unit, upstream element, push flowing undercurrent unit, base impervious layer, water inlet pipe, water distributor, receipts water pipe, evacuated tube, ventpipe, evacuated tube flowing water Valve, rising pipe and different filler and hygrophyte.Its annexation is: fill wet land filler in downstream unit, upstream element and push flowing undercurrent unit, plant wetland plant in wet land filler,
Trash rack is connected with settling pit, between settling pit and downstream unit, lift pump is set, downstream unit, upstream element and push flowing undercurrent unit are connected successively, lift pump connects water inlet pipe, water inlet pipe is through the main water distributor of downstream unit wall connecting, main water distributor connects a point water distributor, main water distributor and point water distributor are all laid in the surface of wet land filler in downstream unit, or part, or be all embedded in wet land filler, or utilize pipeline buttress to make somebody a mere figurehead on wet land filler, downstream unit is connected by partition wall bottom pore with upstream element, a point receipts water pipe is laid on the wet land filler top layer of upstream element, receipts water pipe is divided to connect main receipts water pipe, main receipts water pipe enters push flowing undercurrent unit through the pore on upstream element and push flowing undercurrent unit partition wall top, downstream unit, in upstream element and push flowing undercurrent unit, evacuated tube and ventpipe are all set, evacuated tube runs through downstream unit, upstream element and push flowing undercurrent unit bottom are laid, ventpipe is connected with evacuated tube is vertical, evacuated tube flowing water Valve is positioned at push flowing undercurrent unit bottom, rising pipe is positioned at push flowing undercurrent unit body of wall top, at settling pit, downstream unit, upstream element and push flowing undercurrent unit bottom arrange impervious barrier.
The partition wall bottom of downstream unit and upstream element has multiple pore parallel side-by-side to arrange.
In downstream unit and upstream element, wet land filler comprises overlayer matrix layer and lower substrate, overlayer matrix layer is the one of slag, zeolite, hard coal, haydite, lower substrate is rubble or gravel, and in push flowing undercurrent unit, wet land filler is rubble or gravel.
The particle diameter of slag, zeolite, hard coal, haydite is not more than 15 mm, and rubble or grain size of gravel are not less than 20 mm.
The degree of depth of wet land filler is not less than 40 cm and is not more than 100 cm, overlayer matrix layer and lower substrate depth ratio are not less than 1:1 and are not more than 3:1, and in downstream unit, upstream element and push flowing undercurrent unit, the degree of depth of wet land filler is downstream > up stream >=push flowing undercurrent.
Hygrophyte is Canna generalis Bailey, Arundo donax, Medulla Junci, again power are colored, mullet is careless, Rhizome of Grass leaf Sweelflag and wilson iris, calamus one or more arbitrary combination wherein.
The long-width ratio of downstream unit and upstream element is not more than 2:1, push flowing undercurrent unit long-width ratio is not less than 2:1 and is not more than 10:1, can according to different geology, landform and land use situation flexible design, but base slope is in easy flights in 10%, the area of downstream unit, upstream element and push flowing undercurrent unit is identical.
Wherein, grid pitch is not more than 40 mm, settling pit design discharge is not less than the maximum initial stage and enters the river runoff discharge of sewage, base impervious layer is Steel Concrete or uses the integral frame such as GCL or geotextile flexibly according to different terrain, also clay or undisturbed soil compacting can be adopted, antiseepage coefficient≤10
-8cm/s, water distributor vertically tubular axis 45 degree of staggered perforates obliquely, aperture is not more than 5 mm, and between pipe, Lay interval is not more than 50 cm, and pipeline used is UPVC pipe.
Beneficial effect of the present invention and advantage are:
1, the constructional feature of apparatus of the present invention makes sewage in wetland, have more fluidised form, is more evenly distributed, and contact more abundant with root system of plant with matrix, removal effect is better;
2, different in apparatus of the present invention fluidised form units in series, builds different anaerobic and aerobic regions in systems in which, obvious to the removal effect of nitrogen in sewage;
3, apparatus of the present invention compact construction, modular design can be carried out and freely build combination as the case may be, and construction cost is low, build the time short, the Sewage shock of resistance to runoff is strong, easy to operate, stable;
4, combined artificial wetland is incorporated into as rural area, samll cities and towns and the villages within the city etc. that do not transform lack the area even not having water exhaust system by the present invention, carry out tackling and purifying before washing away hondo or tube overflow to enter receiving water body at runoff sewage, but not for the purification of the eutrophication water that arrived to polluting, have more the function and significance of " effecting a permanent cure ";
5, for these areas such as rural area, samll cities and towns and the villages within the city that do not transform, build sewage work and carry out Drainage System Construction or upgrading needs a large amount of money and time, and combined artificial wetland reduced investment, treatment effect are good.
Accompanying drawing explanation
Fig. 1 be a kind of enter the flow arrangement figure of combined artificial wetland treatment process of river runoff pollution;
Wherein: 1-trash rack, 2-settling pit, 3-lift pump, 4-water inlet pipe, 5-main water distributor (DN100), 6-point water distributor (DN75), 7-wet land filler, 8-downstream unit, 9-wetland plant, 10-upstream element, 11-point receipts water pipe (DN75, uniform pore openings), 12-main receipts water pipe (DN100), 13-ventpipe, 14-evacuated tube, 15-rising pipe, 16-push flowing undercurrent unit, 17-base impervious layer, 18-evacuated tube flowing water Valve.
Fig. 2 is the partition wall perforate sectional view of a kind of downstream unit and upstream element;
Fig. 3 is the partition wall perforate sectional view of a kind of upstream element and push flowing undercurrent unit.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
embodiment 1:
Of the present invention a kind of enter the composite artificial wetland treatment device of river runoff pollution build pollution of area source in and import near the Riparian Zone of mouth, handling object is for entering river runoff sewage.Apparatus of the present invention take full advantage of different fluidised form artificial swamps advantage separately, and are introduced into the area lacking and even do not have water exhaust system, flow into before receiving water body carry out tackling and purifying at runoff sewage, have not only saved cost but also have had the effect of " effecting a permanent cure ".
With reference to Fig. 1 a kind of enter the combined artificial wetland treatment process of river runoff pollution, source, face sewage from inlet water to outlet water whole flow process be after pre-treatment to downstream cell processing, then enter to push flowing undercurrent cell processing after upstream element, last water outlet.Its concrete steps are:
A, the river runoff sewage that enters be trapped flow through grid by pipeline or irrigation canals and ditches, and the suspended solids that particle diameter is larger is removed, and then enters settling pit, and the less solid particulate of particle diameter is trapped, under the prerequisite not affecting subsequent processing device operation, enter lower step process;
B, sewage through processing of step A, water inlet pipe is flowed through to main water distributor by lift pump or sewage self-gravity power, then a point water distributor is branched to, downstream unit is entered by the hole water distribution uniformity on point water distributor, major part organism and suspended particle are retained by top layer filler, ooze, pass through filling adsorption under sewage is further, the effects such as microbial decomposition, nitrification and plant directly absorb, part pollutent is removed;
C, sewage after downstream cell processing enter upstream element by the hole bottom downstream unit and upstream element partition wall, the different zones in up stream pond forms the microenvironment of anaerobism and oxygen enrichment, facilitate the generation of nitrification and denitrification effect, significantly improve the removal effect of system to nitrogen in sewage, through the sorption of microbial process and up stream top layer wetland plant, pollutent is removed further;
Sewage after D, step C process enters main receipts water pipe through a point receipts water pipe collecting again, push flowing undercurrent unit is entered by the hole on upstream element and push flowing undercurrent unit body of wall top, further purified by plant absorption and matrix absorption, air reaeration effect can increase and water-soluble oxygen in addition;
Sewage after E, step D process reaches " urban wastewater treatment firm comprehensive discharge standard " one-level A standard substantially, discharges artificial swamp, finally flow into receiving water body by the rising pipe on push flowing undercurrent unit body of wall top.
As shown in Figure 1, realize a device for the combined artificial wetland treatment process into river runoff pollution, comprise trash rack (1), settling pit (2), lift pump (3), water inlet pipe (4), main water distributor (5), point water distributor (6), wet land filler (7) downstream unit (8), wetland plant (9), upstream element (10), point receipts water pipe (11), main receipts water pipe (12), ventpipe (13), evacuated tube (14), rising pipe (15), push flowing undercurrent unit (16) and base impervious layer (17), evacuated tube flowing water Valve (18).Its annexation is:
Trash rack (1) is connected with settling pit (2), lift pump (3) is set between settling pit (2) and downstream unit, downstream unit (8), upstream element (10) and push flowing undercurrent unit (16) are connected successively, lift pump (3) connects water inlet pipe (4), water inlet pipe (4) is through the main water distributor of downstream unit (8) wall connecting (5), main water distributor (5) connects a point water distributor (6), main water distributor (5) and a point water distributor (6) are laid in wet land filler (7) surface in downstream unit (8), downstream unit (8) is connected by pore bottom partition wall (Fig. 2) with upstream element (10),
Point receipts water pipe (11) are laid on wet land filler (7) top layer of upstream element (10), receipts water pipe (11) are divided to connect main receipts water pipe (12), main receipts water pipe (12) enters push flowing undercurrent unit (16) through the pore (Fig. 3) on upstream element (10) and push flowing undercurrent unit (16) partition wall top, and the partition wall bottom of downstream unit and upstream element has multiple hole parallel side-by-side to arrange (Fig. 2);
Downstream unit (8), in upstream element (10) and push flowing undercurrent unit (16), evacuated tube (14) and ventpipe (13) are all set, evacuated tube (14) runs through downstream unit (8), lay bottom the whole wetlands such as upstream element (10) and push flowing undercurrent unit (16), ventpipe (13) is connected with evacuated tube (14) is vertical, evacuated tube flowing water Valve (18) is positioned at bottom push flowing undercurrent unit (16) body of wall, rising pipe (15) is positioned at push flowing undercurrent unit (16) body of wall top, at settling pit, downstream unit (8), upstream element (10) and push flowing undercurrent unit (16) bottom arrange base impervious layer (17).
Wherein, grid pitch is not more than 40 mm, and settling pit design discharge is not less than the maximum initial stage and enters the river runoff discharge of sewage, and impervious barrier is Steel Concrete, or uses the impervious material such as waterproof blanket or geotextile, antiseepage coefficient≤10
-8cm/s, pipeline all adopts UPVC to manage, use adhesion agent connects, main water distributor (5) and main receipts water pipe (12) are DN100, divide water distributor (DN75) (6) vertically tubular axis 45 degree of staggered perforates obliquely, Lay interval 30 cm between the mm pipe of aperture 3, point receipts water pipe (DN75) (11) uniform pore openings, evacuated tube (14) is identical with the caliber of ventpipe (13).
Wet land filler (7) is filled, plantation wetland plant (9) in wet land filler (7) in downstream unit (8), upstream element (10) and push flowing undercurrent unit (16).Downstream unit (8) area 50 m
2, overlayer matrix layer depth 30 cm, laying particle diameter is 5-25 mm slag, underlying substrate layer depth 40 cm, and laying particle diameter is 10-30 mm rubble, and planting density is 16 strains/m
2canna generalis Bailey;
Upstream element (10) area 50 m
2, overlayer matrix layer depth 30 cm, laying particle diameter is 5-15 mm zeolite, underlying substrate layer depth 30 cm, and laying particle diameter is 10-30 mm rubble, and planting density is 16 strains/m
2wilson iris;
Push flowing undercurrent unit (16) area 50 m
2, the filler degree of depth 60 cm, filling particle diameter is 10-30 mm rubble, and planting density is 16 strains/m
2calamus.
Downstream unit (8), upstream element (10) and push flowing undercurrent unit (16) are in series.
Downstream unit (8) and the respective design long-width ratio of upstream element (10) are not more than 2:1, push flowing undercurrent unit (16) long-width ratio is not less than 2:1 and is not more than 10:1, can according to different geology, landform and land use situation flexible design, but base slope is in easy flights in 10%.
Inlet and outlet water realizes through wetland body of wall by pipeline, and surrounding abutment wall standard is mixed 370 walls of brick, and interior tracery wall is mixed 240 walls of brick, and adopts thickness 15-20 mm cement sand plaster.
Wetland water inlet of the present invention is promoted by power-driven pump and realizes.
Operation scheme: intermittent operation, the theoretical water power residence time is about 53 h.
Combined artificial wetland of the present invention is built in idle ground in this sewage pumping station, shape is rectangle, floor space 300 m
-- 2, two overlap downstream unit, upstream element and the push flowing undercurrent unit parallel connection of connecting successively, are applied in the other sewage pumping station in the Fei river in Anhui Province, south, Hefei City, for the treatment of entering in the combined artificial wetland pilot scale process engineering of river runoff pollution, and the day process water yield 30 m
3.After this composite artificial wetland treatment device builds up, run the average treatment effect of 2 years continuously as shown in table l.
Table 1 composite artificial wetland treatment device continuous 2 years water quality operation conditions contrast tables (mean value)
| Water quality parameter | Water inlet | Water outlet | Clearance (%) |
| Water temperature (° C) | 15.5±7.4 | 14.2±7.9 | — |
| Turbidity (NTU) | 49.1±25.7 | 4.6±3.4 | — |
| DO (mg/L) | 2.5±1.4 | 0.6±0.2 | — |
| pH | 7.8±0.2 | 8.0±0.4 | — |
| TP (mg/L) | 2.0±1.6 | 0.3±0.2 | 70.3±24.4 |
| TN (mg/L) | 36.7±27.0 | 8.5±11.2 | 67.8±34.5 |
| NH 4 +-N (mg/L) | 23.7±15.9 | 6.0±8.2 | 66.5±39.6 |
| COD Cr(mg/L) | 186±143 | 29±14 | 76±16 |
| TSS (mg/L) | 92.0±119.7 | 4.8±6.6 | 91.9±37.7 |
Claims (5)
1. one kind enters the combined artificial wetland treatment process of river runoff pollution, its implement device comprises: trash rack (1), settling pit (2), downstream unit (8), upstream element (10), push flowing undercurrent unit (16), base impervious layer (17), water inlet pipe (4), rising pipe (15), ventpipe (13), evacuated tube (14), evacuated tube flowing water Valve (18) and wet land filler (7) and wetland plant (9), downstream unit (8), wet land filler (7) is filled in upstream element (10) and push flowing undercurrent unit (16), plantation wetland plant (9) in wet land filler (7), it is characterized in that: trash rack (1) is connected with settling pit (2), and pitch is not more than 40 mm, lift pump (3) is set between settling pit (2) and downstream unit, downstream unit (8), upstream element (10) and push flowing undercurrent unit (16) are connected successively, lift pump (3) connects water inlet pipe (4), water inlet pipe (4) is through the main water distributor of downstream unit (8) wall connecting, main water distributor (5) connects a point water distributor (6), divide water distributor vertically tubular axis 45 degree of staggered perforates obliquely, aperture is not more than 5 mm, water distributor Lay interval is divided to be not more than 50 cm, main water distributor (5) and point water distributor (6) are all laid in the surface of wet land filler (7) in downstream unit (8), or part, or be all embedded among wet land filler (7), or utilize pipeline buttress to make somebody a mere figurehead on wet land filler (7), the hole that downstream unit (8) is arranged by parallel side-by-side bottom partition wall with upstream element (10) is connected, point receipts water pipe (11) are laid on wet land filler (7) top layer of upstream element (10), receipts water pipe (11) are divided to connect main receipts water pipe (12), main receipts water pipe (12) enters push flowing undercurrent unit (16) through the hole on upstream element (10) and push flowing undercurrent unit (16) partition wall top, downstream unit (8), in upstream element (10) and push flowing undercurrent unit (16), evacuated tube (14) and ventpipe (13) are all set, evacuated tube (14) runs through downstream unit (8), upstream element (10) and push flowing undercurrent unit (16) bottom are laid, ventpipe (13) is connected with evacuated tube (14) is vertical, evacuated tube flowing water Valve (18) is positioned at push flowing undercurrent unit (16) bottom, rising pipe (15) is positioned at push flowing undercurrent unit body of wall top, in settling pit (2), downstream unit (8), upstream element (10) and push flowing undercurrent unit (16) bottom arrange impervious barrier (17),
Its treatment step is:
A, the river runoff sewage that enters be trapped are not more than the grid of 40 mm and settling pit carries out pre-treatment through pitch;
B, sewage through processing of step A, branch to a point water distributor by main water distributor, and enter downstream unit through a point water distributor water distribution uniformity, most of organism and suspended particle are removed;
C, sewage after downstream cell processing enter upstream element by the hole bottom the partition wall of downstream unit and upstream element, carry out secondary-cleaned;
Sewage after D, step C process takes in main receipts water pipe through point receiving a water pipe again, enters push flowing undercurrent unit further purified by the hole on up stream and push flowing undercurrent unit partition wall top;
E, last, the water after step D process directly enters receiving water body by the rising pipe on push flowing undercurrent unit body of wall top; Described downstream unit, upstream element and push flowing undercurrent unit are set up flexibly according to topographical elevation difference, and wetland water inlet realizes by promoting from run by gravity or power-driven pump according to landform, and the operation scheme of whole device is periodic running.
2. according to claim 1 a kind of enter the combined artificial wetland treatment process of river runoff pollution, it is characterized in that: the long-width ratio that described downstream unit (8) is respective with upstream element (10) is not more than 2:1, push flowing undercurrent unit (16) long-width ratio is not less than 2:1 and is not more than 10:1, and the area of downstream unit (8), upstream element (10) and push flowing undercurrent unit (16) is identical.
3. according to claim 1 a kind of enter the combined artificial wetland treatment process of river runoff pollution, it is characterized in that: described downstream unit (8) and the wet land filler (7) of upstream element (10) comprise overlayer matrix and underlying substrate, overlayer matrix is the one in slag, zeolite, hard coal, haydite, and underlying substrate is the one in rubble or gravel; Described push flowing undercurrent unit (16) wet land filler (7) matrix is the one in rubble or gravel; Described slag, zeolite, hard coal, haydite particle diameter are not more than 15 mm, and rubble or grain size of gravel are not less than 20 mm.
4. according to claim 3 a kind of enter the combined artificial wetland treatment process of river runoff pollution, it is characterized in that: the degree of depth of described wet land filler (7) is not less than 40 cm and is not more than 100 cm, overlayer matrix layer and lower substrate depth ratio are not less than 1:1 and are not more than 3:1, and in downstream unit (8), upstream element (10) and push flowing undercurrent unit (16), the degree of depth of wet land filler is downstream > up stream >=push flowing undercurrent.
5. according to claim 1 a kind of enter the combined artificial wetland treatment process of river runoff pollution, it is characterized in that: wetland plant (9) is Canna generalis Bailey, Arundo donax, Medulla Junci, again power are colored, mullet is careless, Rhizome of Grass leaf Sweelflag and wilson iris one or more arbitrary combination wherein.
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| CN105948272A (en) * | 2016-07-11 | 2016-09-21 | 中国科学院、水利部成都山地灾害与环境研究所 | System and method for removing pathogenic bacteria in sanitary sewage of mountain town |
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| CN110078299A (en) * | 2019-04-15 | 2019-08-02 | 河海大学 | A kind of artificial swamp sewage reutilization device and method |
| CN110342734A (en) * | 2019-07-03 | 2019-10-18 | 中铁十局集团第五工程有限公司 | A kind of water pollutant minimizing technology based on cobblestone, sandstone |
| CN112919740A (en) * | 2021-01-28 | 2021-06-08 | 中国科学院生态环境研究中心 | Polluted water treatment device for enhanced removal of constructed wetland of pathogenic microorganisms and application |
| CN113788542A (en) * | 2021-09-07 | 2021-12-14 | 长江水利委员会长江科学院 | Enhanced denitrification subsurface flow wetland with half-way aeration coupled with iron and carbon and operation method |
| CN115108642A (en) * | 2022-07-05 | 2022-09-27 | 河南水投环境治理有限公司 | Subsurface flow and surface flow composite artificial wetland |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1333190A (en) * | 2000-07-11 | 2002-01-30 | 中国科学院水生生物研究所 | Sewage treatment method and equipment thereof |
| CN101120661A (en) * | 2007-09-13 | 2008-02-13 | 中国科学院水生生物研究所 | Ecological fishery cultivating device and method based on composite vertical current artificial wet land |
| CN101386451A (en) * | 2008-10-07 | 2009-03-18 | 华南农业大学 | Method for processing town sewage using composite vertical current artificial marshland and apparatus thereof |
| CN102153234A (en) * | 2011-03-04 | 2011-08-17 | 南昌大学 | Serial drop water composite wetland system for treating non-point pollution |
| US8252182B1 (en) * | 2008-09-11 | 2012-08-28 | University Of Central Florida Research Foundation, Inc. | Subsurface upflow wetland system for nutrient and pathogen removal in wastewater treatment systems |
| CN103145295A (en) * | 2013-03-12 | 2013-06-12 | 复旦大学 | Enhanced ecological treatment system for cephalosporin-containing sewage |
| CN103274529A (en) * | 2013-05-29 | 2013-09-04 | 中国科学院水生生物研究所 | Device and method for prolonging service life of integrated vertical-flow constructed wetland |
-
2014
- 2014-01-13 CN CN201410017044.5A patent/CN103693745B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1333190A (en) * | 2000-07-11 | 2002-01-30 | 中国科学院水生生物研究所 | Sewage treatment method and equipment thereof |
| CN101120661A (en) * | 2007-09-13 | 2008-02-13 | 中国科学院水生生物研究所 | Ecological fishery cultivating device and method based on composite vertical current artificial wet land |
| US8252182B1 (en) * | 2008-09-11 | 2012-08-28 | University Of Central Florida Research Foundation, Inc. | Subsurface upflow wetland system for nutrient and pathogen removal in wastewater treatment systems |
| CN101386451A (en) * | 2008-10-07 | 2009-03-18 | 华南农业大学 | Method for processing town sewage using composite vertical current artificial marshland and apparatus thereof |
| CN102153234A (en) * | 2011-03-04 | 2011-08-17 | 南昌大学 | Serial drop water composite wetland system for treating non-point pollution |
| CN103145295A (en) * | 2013-03-12 | 2013-06-12 | 复旦大学 | Enhanced ecological treatment system for cephalosporin-containing sewage |
| CN103274529A (en) * | 2013-05-29 | 2013-09-04 | 中国科学院水生生物研究所 | Device and method for prolonging service life of integrated vertical-flow constructed wetland |
Non-Patent Citations (1)
| Title |
|---|
| 八种不同工艺组合人工湿地系统除磷效果研究;张晟等;《长江流域资源与环境》;20080331;第17卷(第2期);第295-300页 * |
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