CN105923781A - Method for treating cultivation waste water through cornstalk-iron carbon-biology integrated constructed wetland - Google Patents
Method for treating cultivation waste water through cornstalk-iron carbon-biology integrated constructed wetland Download PDFInfo
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- CN105923781A CN105923781A CN201610445173.3A CN201610445173A CN105923781A CN 105923781 A CN105923781 A CN 105923781A CN 201610445173 A CN201610445173 A CN 201610445173A CN 105923781 A CN105923781 A CN 105923781A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
- C02F3/322—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention discloses a method for treating cultivation waste water through cornstalk-iron carbon-biology integrated constructed wetland. The method for treating the cultivation waste water through the cornstalk-iron carbon-biology integrated constructed wetland includes that the cultivation waste water passes through an anaerobic fermentation pool, three matrix pools and four wetland pools sequentially. Matrix ditches are arranged between the anaerobic fermentation pool and the first matrix pool, the two adjacent matrix pools and the third matrix pool and the first wetland pool. Cornstalks are paved in the matrix ditches and pools. Wild plants are added on the cornstalks. Water retaining and step dams are arranged at the water outlets of matrix pools. The wetland pools are surrounded by ridges. The adjacent two wetland pools are separated through one ridge. Overflow ports with inverted trapezoidal cross sections are arranged on the upper end surfaces of two ridges of each wetland pool. Watermifoil is added in each wetland pool. An iron carbon layer is arranged in front of the overflow port of the last wetland pool near the water outlet. The method for treating the cultivation waste water through the cornstalk-iron carbon-biology integrated constructed wetland enables the water outlet quality at the tail end to be greatly better than the national water pollutants discharge standard for the cultivation industry.
Description
Technical field
The present invention relates to water-treatment technology field, especially relate to the people that a kind of corn stalk-ferrum carbon-biology is integrated
The method of work wetland variation breeding wastewater.
Background technology
Along with Chinese society rapid development of economy and the quickening of urbanization process, on the one hand cities and towns water supplies
Needing contradiction, on the other hand a large amount of discharges of flood tide wastewater and sewage make again resource of water supply constantly be subject to
To polluting, and then water quality environment is made constantly to deteriorate.At present in more than 600 city of China, there is more than 400 city
The water shortage problem of city's various degrees, annual water deficit reaches 6,000,000,000 tons, the economy caused due to hydropenia
Loss is often close on 300000000000 yuan.Meanwhile, the annual quantity of wastewater effluent in current China city reaches 41,400,000,000 tons, this
After the sewage of a little flood tides enters surface water body, the surface water body that China is limited is caused the most serious harm,
The pollution problem of the equal various degrees in section of more than 50% in the seven big water system basins of the whole nation, Jiangsu, on
The large quantities of provinces and cities in ground such as sea, Guangzhou have faced serious water pollution type water shortage problem, such as Taihu Lake basin
30000000 people keep the TAIHU LAKE of 2300 square kilometres, but occur in that the difficult situation of " the many difficulties of water are used ".No
Pipe is source material type hydropenia or water pollution type hydropenia has the most had a strong impact on and constrained Chinese society economy
Sustainable development.How to solve one that this problem has become as in Chinese society economic development the heaviest
The research topic wanted, in the Tenth Five-Year Plan (2001-2005) outline, the Wastewater Reclamation Strategy design of proposition is undoubtedly one
Individual one of means effectively, sewage recycling is possible not only to quantity of wastewater effluent is greatly reduced, improves surface water
Body ecological environment, reduces drainage system investment and operating cost, and can also increase considerably available water,
Reducing Water purification and fees for water supplied use, reduce the economic loss caused because of hydropenia, the existence improving the people is good for
Health environment, promotes industry, tourist industry and the development of aquatic products industry.But the enforcement of China's Wastewater Reclamation Strategy
Having difficulty in taking a step, current China sewage purification and reuse rate is the lowest the most always.Though causing the reason of this situation
It is so many, but main cause or sewage purification and reuse technology, sewage resource city can't be adapted to
The requirement of fieldization.Although past traditional bio-aeration pool technology relatively can remove the Organic substance in sewage effectively,
But relatively low to the removal ability of nitrogen phosphorus, effluent quality can not reach Treated sewage reusing standard；Membrane bioreactor
Although technology effluent quality is higher, but investment operating cost is higher, limits the extensive application of this technology, its
His Chemical Physics treatment technology the most all also exists investment operating cost height, effluent quality instability and secondary pollution
Etc. problem.
The constructed wetland waste water treatment technology being currently running now have high efficiency, Low investment, low running expense,
The feature of low maintenance technology, is paid close attention to by the most widely in worldwide.But there is also simultaneously:
Can not directly process sewage, bad adaptability, depth can only be carried out for the sewage after primary or two stage treatment
Reason；Low for heavy metal contaminants absorption efficiency；Technology is influenced by ambient temperature greatly；Summer easily grows mosquito
Etc. shortcoming.Existing constructed wetland waste water treatment technology is basically divided into surface streaming, vertical streaming and undercurrent
Formula.Surface current artificial wetland is the most original artificial swamp, and similar with natural wetland, the depth of water is shallower, typically
About 0.2-0.4 rice, waste water is from surface water flow mistake.Such artificial swamp floor space is big, water
Power rate of load condensate is little, and dirt-removing power is limited, and oxygen transfer capacity is limited, and climate impact is very big, and summer easily grows
Raw mosquitos and flies.Vertical current is wet artificially not enough for organic removal ability, also has summer and grows showing of mosquitos and flies
As.Underflow type artificial wet land oxygen supply is not enough, and Nitrification is bad.There has been proposed compound people in recent years
Work marsh sewage treating method, can the advantage of comprehensive all types of artificial swamps, but there is also floor space
Greatly, the shortcoming such as wastewater treatment efficiency is undesirable, absorption and the filtration that cannot well utilize Wetland Substrate, because of
This is in order to make China's Wastewater Reclamation Strategy be implemented with significant progress, the ecological sewage that R and D are novel
Cleansing and recycling technology tool is of great significance.
Summary of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, it is provided that a kind of corn stalk-ferrum carbon-biology collection
The method of the artificial wetland treatment breeding wastewater become, organically combines environmental improvement with aquaculture, plant husbandry,
Fundamentally solve the problem of environmental pollution of breeding waste, realize breeding wastewater qualified discharge and improvement
While local environment, significantly reduce the pollution treatment cost of enterprise, extend the industry of enterprise further
Chain, utilizes breeding waste to produce high-quality fertilizer and high-quality greenfeed, improves the economic benefit of aquaculture.
For reaching above-mentioned purpose, the technical scheme is that the Manual moist that corn stalk-ferrum carbon-biology is integrated
Ground processes the method for breeding wastewater, including breeding wastewater passes sequentially through an anaerobic fermentation pond, three substrate
Pond and four wetland ponds, between described anaerobic fermentation pond and first matrix pool, between adjacent two matrix pool,
Substrate ditch, described substrate ditch and the cross section of matrix pool it is equipped with between 3rd matrix pool and first wetland pond
It is inverted trapezoidal, in substrate ditch and matrix pool, all lays corn stalk, the corn stalk addition in substrate ditch
For 18kg/m2, the corn stalk addition in matrix pool is 32kg/m2, corn stalk adds wild plant, institute
Stating and be provided with dash drop bank at the water outlet of matrix pool, described dash drop bank includes the upper camphyl of physical features higher position,
Described upper camphyl is provided with water-blocking bank, and the both sides of described water-blocking bank are provided with sleeveless jacket, and the outside of water-blocking bank is by inclining
U-lag obliquely connects lower camphyl, and described lower camphyl is provided with cobble, and described wetland pond is crowded around by ridge
Forming and adjacent two wetland ponds are separated by one ridge, the cross section of described ridge is trapezoidal, each wetland
The upper surface of the wherein twice ridge in pond sets cross section as inverted trapezoidal overfall, all adds in each wetland pond
Add watermifoil, within first 7 days, be passed through the waste water of clear water and 5～10 ton day in wetland pond also adding after watermifoil
By water lev el control in 10cm, after 7 days, water level is progressively deepened to enter after 20～30cm, 20 days properly functioning
In the stage, last wetland pond is provided with the ferrum carbon-coating of a width of 1m, a length of 3m before the overfall of close water outlet.
Described wild plant is one or more in revolution grass, Korea lawn grass, and wild plant can be to plant
Son or seedling.
The end of described substrate ditch is connected to matrix pool or wetland pond by pipeline.
Described breeding wastewater first passes through solid-liquid separation before entering anaerobic fermentation pond.
The invention has the beneficial effects as follows: environmental improvement is organically combined, fundamentally with aquaculture, plant husbandry
Solve the problem of environmental pollution of breeding waste, realizing breeding wastewater qualified discharge and improving local ecological
While environment, significantly reduce the pollution treatment cost of enterprise, extend the industrial chain of enterprise further, utilize
Breeding waste produces high-quality fertilizer and high-quality greenfeed, improves the economic benefit of aquaculture.
Accompanying drawing explanation
Fig. 1 is the top view of the integral layout of the present invention；
Fig. 2 be the substrate ditch in Fig. 1 A-A to sectional view；
Fig. 3 be in Fig. 1 dash drop bank B-B to sectional view；
Fig. 4 be in Fig. 1 dash drop bank C-C to sectional view；
Fig. 5 be the matrix pool in Fig. 1 D-D to sectional view；
Fig. 6 be the wetland pond in Fig. 1 E-E to sectional view；
Fig. 7 be in Fig. 6 F-F to sectional view.
In figure: anaerobic fermentation pond 1, matrix pool 2, wetland pond 3, substrate ditch 4, pipeline 5, dash drop bank
6, sleeveless jacket 7, water-blocking bank 8, upper camphyl 9, U-lag 10, lower camphyl 11, cobble 12, overfall 13,
Ferrum carbon-coating 14, ridge 15.
Detailed description of the invention
Below by embodiment, and combine accompanying drawing, technical scheme is described in further detail.
As shown in Fig. 1～Fig. 7, the method for the artificial wetland treatment breeding wastewater that corn stalk-ferrum carbon-biology is integrated,
Including breeding wastewater being passed sequentially through 1, three, anaerobic fermentation pond matrix pool 2 and four wetland ponds 3, institute
State between anaerobic fermentation pond 1 and first matrix pool 2, between adjacent two matrix pool 2, the 3rd substrate
Being equipped with substrate ditch 4 between pond 2 and first wetland pond 3, the cross section of described substrate ditch 4 and matrix pool 2 is equal
For inverted trapezoidal.At the water inlet of each matrix pool 2 be located at relative both sides at water outlet and be located remotely from each other.
As in figure 2 it is shown, the bottom of substrate ditch 4 wide 100～250cm, upper port wide 150～300cm is high
Degree for 60cm, is 40cm including depth of water w, and ridge height g is 20cm, substrate ditch 4 for soil material,
The end of described substrate ditch 4 is connected to matrix pool 2 or wetland pond 3 by pipeline 5, and pipeline 5 is pvc pipe.
As it is shown in figure 5, the bottom of matrix pool 2 a width of 21～24m, upper port a width of 22～25m, height is
60～100cm, wherein height v in the ridge is 20cm, and depth of water u is 40～80cm, and the width t on the ridge, limit is 40～60cm.
All laying corn stalk in substrate ditch 4 and matrix pool 2, the corn stalk addition in substrate ditch 4 is
18kg/m2, the corn stalk addition in matrix pool 2 is 32kg/m2, corn stalk adds wild plant, described
Wild plant is one or more in revolution grass, Korea lawn grass, and wild plant can be seed or seedling.
Every 3～renew corn stalk and wild plant in 4 months, it is vigorous that revolution grass and Korea lawn grass are production
Wild plant, corn stalk can slow down the growth of water velocity, beneficially microorganism and wild plant, goes
The effect of COD etc. is preferable.
Be provided with at the water outlet of described matrix pool 2 dash drop bank 6, dash drop bank 6 material be cement brick and
Concrete (brick mix structure), as shown in Figure 3 and Figure 4, described dash drop bank 6 includes physical features higher position
Upper camphyl 9, upper camphyl 9 length h be 80cm, wide i is 30cm, and thickness j is 15cm.Institute
Stating camphyl 9 and be provided with water-blocking bank 8, length k of water-blocking bank 8 is 40cm.Width p is 15cm, high
Degree m is 40～80cm.The upper surface of water-blocking bank 8 distance n overhead is 20cm,.Described water-blocking bank 8
Both sides be provided with sleeveless jacket 7, the thickness l of sleeveless jacket 7 is 26cm, and the distance that sleeveless jacket 7 exceeds than water-blocking bank 8 is i.e.
For n.
The outside of water-blocking bank 8 connects lower camphyl 11, described lower camphyl 11 by U-lag 10 diagonally downward
Being provided with cobble 12, U-lag 10 is 40～60 degree with the angle of inclination of horizontal plane, the length of lower camphyl 11
R is 120cm, and thickness s is 10～15cm, the upper surface of the upper surface of lower camphyl 11 to upper camphyl 9 it
Between vertical dimension q be 250cm, cobble 12 lay height be 40cm.The outward appearance of cobble 12 is Pedicellus et Pericarpium Trapae
Horn shape, specific surface area is good, and mechanical strength is high, and free from admixture plays the effect of Filtration Adsorption as bedding course.
Described wetland pond 3 is crowded around by ridge 15 and is formed and adjacent two wetland ponds 3 are by one ridge 15 points
Every, first can surround a rectangular region with ridge 15, then rectangular region length direction at equal intervals
If whole rectangular region is divided into four wetland ponds 3 by three road ridges 15.The cross section of described ridge 15 is trapezoidal,
The a length of 30cm in the upper end of ridge 15, go to the bottom a length of 65cm, and height is 50cm.
The upper surface of the wherein twice ridge 15 in each wetland pond 3 sets cross section as inverted trapezoidal overfall
13, a width of 26cm in bottom of overfall 13, a width of 30cm suitable for reading, the degree of depth is 20cm.Wetland pond 3 is removed
Need hardening of cement at the pipeline 5 of water inlet foremost and least significant end water outlet or use outside pre-cast concrete pipe,
Remaining all soil material.
Watermifoil is all added, being passed through for first 7 days after adding watermifoil in wetland pond 3 in each wetland pond 3
Clear water and the waste water of 5～10 ton day and by water lev el control in 10cm, after 7 days, (now watermifoil becomes completely
Live) water level progressively deepen after 20～30cm, 20 days enter normal operating phase, control every day wastewater flow rate
In 35～40 ton day.Gather in a watermifoil after properly functioning every other month, ribbon receipts can be carried out
Cut, i.e. gather in once at interval of 100cm, treat that the part next time do not gathered in last time is gathered in, i.e.
Carry out the mode of alternately harvesting, in additionally needing periodically to remove wetland pond 3 and the weeds of periphery.Wetland pond 3
In the yield of watermifoil the highest, annual production is about 10～15 tons/mu (giving money as a gift 1.3～2 tons), equivalent thick
Albumen is about 0.2～0.3 ton, is good biomass resource, and main uses includes: green manure (for HUAMU,
Orchard, the mulching and returning in tea place), greenfeed (feeding pig, cattle, sheep, chicken, duck)；Processing ensiling
Fermented feed (will with other dry feeds with the use of).
Last wetland pond 3 is provided with the ferrum carbon of a width of 1m, a length of 3m before the overfall 13 of close water outlet
Layer 14, can install isolating device additional in ferrum carbon-coating 14 both sides so that the final water flowed out all needs through 3 meters long
The ferrum carbon-coating 14 of degree, ferrum carbon-coating 14 can play interception and redox with antibiotic, heavy metal, remove effect
The best, ferrum carbon-coating 14 can every two years be changed once.
Described breeding wastewater first passes through solid-liquid separation before entering anaerobic fermentation pond 1.
The present invention mainly utilizes corn stalk and its facultative type microorganism carried and wild plant to degrade further
With the COD dissolved in the waste water out of anaerobic fermentation pond 1 and ammonia nitrogen, then by the watermifoil in wetland pond 3
Ecological resistance control and the dissolved nitrogen and phosphorus absorbed in water body, reduce COD simultaneously, thus realize breeding wastewater
Dissolving of middle major pollutants nitrogen phosphorus, removes antibiotic and heavy metal etc. eventually through ferrum carbon-coating 14, then leads to
Cross the results of the watermifoil to wetland pond 3 and comprehensively utilize as feedstuff, green manure etc., it is achieved cultivation is useless
Water environmental protection processes the combination with utilization of waste as resource.
Following table is the water quality condition contrast table in each stage of the present invention:
Breeding wastewater flows into water quality condition (mg/L) after the different disposal stage
Artificial swamp outlet I in upper table is the outlet of the 3rd matrix pool 2, and artificial swamp outlet II is i.e.
Being the outlet in the 4th wetland pond 3, the outlet water at tail end water quality of the present invention is significantly better than country's aquaculture water and pollutes
Thing discharge standard (GB18596-2001).
The foregoing is only the present invention preferably detailed description of the invention, but protection scope of the present invention is not limited to
In this, any those familiar with the art, in the technical scope that the invention discloses, can think easily
The change arrived or replacement, all should contain within protection scope of the present invention.
Claims (4)
1. the method for the artificial wetland treatment breeding wastewater that corn stalk-ferrum carbon-biology is integrated, it is characterised in that:
Including breeding wastewater being passed sequentially through an anaerobic fermentation pond (1), three matrix pool (2) and four wetland ponds
(3), between described anaerobic fermentation pond (1) and first matrix pool (2), adjacent two matrix pool (2)
Between, be equipped with substrate ditch (4) between the 3rd matrix pool (2) and first wetland pond (3), described
The cross section of substrate ditch (4) and matrix pool (2) is inverted trapezoidal, substrate ditch (4) and matrix pool (2)
The most all laying corn stalk, the corn stalk addition in substrate ditch (4) is 18kg/m2, in matrix pool (2)
Corn stalk addition is 32kg/m2, corn stalk adds wild plant, at the water outlet of described matrix pool (2)
Being provided with dash drop bank (6), described dash drop bank (6) includes the upper camphyl (9) of physical features higher position, institute
Stating camphyl (9) and be provided with water-blocking bank (8), the both sides of described water-blocking bank (8) are provided with sleeveless jacket (7), gear
The outside of water bank (8) connects lower camphyl (11), described lower camphyl by U-lag (10) diagonally downward
(11) being provided with cobble (12), described wetland pond (3) is crowded around by ridge (15) and is formed and adjacent two
Wetland pond (3) is separated by one ridge (15), and the cross section of described ridge (15) is trapezoidal, each wet
The upper surface of wherein twice ridge (15) on pond, ground (3) sets cross section as inverted trapezoidal overfall (13),
All adding watermifoil in each wetland pond (3), first 7 days after adding watermifoil lead in wetland pond (3)
Entering clear water and the waste water of 5～10 ton day and by water lev el control in 10cm, after 7 days, water level is progressively deepened to arrive
20～30cm, enter normal operating phase after 20 days, last wetland pond (3) is in the overflow near water outlet
Mouth (13) front ferrum carbon-coating (14) being provided with a width of 1m, a length of 3m.
2. the side of the artificial wetland treatment breeding wastewater that corn stalk-ferrum carbon-biology as claimed in claim 1 is integrated
Method, it is characterised in that: described wild plant is one or more in revolution grass, Korea lawn grass, wild
Plant can be seed or seedling.
3. the side of the artificial wetland treatment breeding wastewater that corn stalk-ferrum carbon-biology as claimed in claim 1 is integrated
Method, it is characterised in that: the end of described substrate ditch (4) by pipeline (5) be connected to matrix pool (2) or
Wetland pond (3).
4. the side of the artificial wetland treatment breeding wastewater that corn stalk-ferrum carbon-biology as claimed in claim 1 is integrated
Method, it is characterised in that: described breeding wastewater entrance anaerobic fermentation pond (1) is front first passes through solid-liquid separation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610445173.3A CN105923781A (en) | 2016-06-19 | 2016-06-19 | Method for treating cultivation waste water through cornstalk-iron carbon-biology integrated constructed wetland |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610445173.3A CN105923781A (en) | 2016-06-19 | 2016-06-19 | Method for treating cultivation waste water through cornstalk-iron carbon-biology integrated constructed wetland |
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| CN105923781A true CN105923781A (en) | 2016-09-07 |
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ID=56831223
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| CN201610445173.3A Pending CN105923781A (en) | 2016-06-19 | 2016-06-19 | Method for treating cultivation waste water through cornstalk-iron carbon-biology integrated constructed wetland |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107879477A (en) * | 2017-10-31 | 2018-04-06 | 河海大学 | Collapsible multistage Inner electrolysis drowned flow artificial wet land |
| CN110451649A (en) * | 2019-08-06 | 2019-11-15 | 河海大学 | A kind of artificial swamp backwashed and its production and the method for operation |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201850198U (en) * | 2010-10-21 | 2011-06-01 | 深圳市立雅水务发展有限公司 | Efficient denitrifying wetland system for advanced treatment of tail water of sewerage treatment plant |
| CN103241908A (en) * | 2013-05-30 | 2013-08-14 | 成都巨星农牧科技有限公司 | Large-scale pig farm wastewater treatment method |
| CN103253774A (en) * | 2013-06-04 | 2013-08-21 | 重庆大学 | Improved method for enhancing ammonia nitrogen removal effect of constructed wetland by using wetland harvested bamboo reeds |
| CN103359882A (en) * | 2013-07-24 | 2013-10-23 | 中国科学院亚热带农业生态研究所 | Method for treating pig farm waste pollutant |
| CN103359881A (en) * | 2013-07-24 | 2013-10-23 | 中国科学院亚热带农业生态研究所 | Method for reducing and controlling wastewater pollution of pig farm |
| CN103359825A (en) * | 2013-07-24 | 2013-10-23 | 中国科学院亚热带农业生态研究所 | Method for treating pig farm wastewater by using straw |
| CN204737846U (en) * | 2015-04-23 | 2015-11-04 | 广西师范大学 | Handle agriculture non -point source pollution's perpendicular constructed wetland system of upwelling |
-
2016
- 2016-06-19 CN CN201610445173.3A patent/CN105923781A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201850198U (en) * | 2010-10-21 | 2011-06-01 | 深圳市立雅水务发展有限公司 | Efficient denitrifying wetland system for advanced treatment of tail water of sewerage treatment plant |
| CN103241908A (en) * | 2013-05-30 | 2013-08-14 | 成都巨星农牧科技有限公司 | Large-scale pig farm wastewater treatment method |
| CN103253774A (en) * | 2013-06-04 | 2013-08-21 | 重庆大学 | Improved method for enhancing ammonia nitrogen removal effect of constructed wetland by using wetland harvested bamboo reeds |
| CN103359882A (en) * | 2013-07-24 | 2013-10-23 | 中国科学院亚热带农业生态研究所 | Method for treating pig farm waste pollutant |
| CN103359881A (en) * | 2013-07-24 | 2013-10-23 | 中国科学院亚热带农业生态研究所 | Method for reducing and controlling wastewater pollution of pig farm |
| CN103359825A (en) * | 2013-07-24 | 2013-10-23 | 中国科学院亚热带农业生态研究所 | Method for treating pig farm wastewater by using straw |
| CN204737846U (en) * | 2015-04-23 | 2015-11-04 | 广西师范大学 | Handle agriculture non -point source pollution's perpendicular constructed wetland system of upwelling |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107879477A (en) * | 2017-10-31 | 2018-04-06 | 河海大学 | Collapsible multistage Inner electrolysis drowned flow artificial wet land |
| CN110451649A (en) * | 2019-08-06 | 2019-11-15 | 河海大学 | A kind of artificial swamp backwashed and its production and the method for operation |
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Application publication date: 20160907 |