CN109052669A - The rural domestic sewage treatment system of anaerobic pond and artificial swamp combination - Google Patents
The rural domestic sewage treatment system of anaerobic pond and artificial swamp combination Download PDFInfo
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- CN109052669A CN109052669A CN201811153364.8A CN201811153364A CN109052669A CN 109052669 A CN109052669 A CN 109052669A CN 201811153364 A CN201811153364 A CN 201811153364A CN 109052669 A CN109052669 A CN 109052669A
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- anaerobic pond
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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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- 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
-
- 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
Abstract
The present invention provides the rural domestic sewage treatment systems of a kind of anaerobic pond and artificial swamp combination, anaerobic pond including front end and the vertical subsurface flow wetland being connected with the anaerobic pond, the vertical subsurface flow wetland includes the vegetable layer successively arranged from top to bottom, packing layer, transition zone and drainage blanket.The rural domestic sewage treatment system of anaerobic pond provided by the present invention and artificial swamp combination, the catharsis of anaerobic biochemical reaction and artificial swamp is played simultaneously, non-power consumption, it is convenient for management, it is easy to operate, it is able to satisfy rural domestic sewage treatment needs, it can according to need setting multistage anaerobic pond, it is going to denitrogenate, while phosphorus nutrition substance, further remove removal organic polluter and suspended solid, effluent quality is good, in the present invention, the artificial swamp being connected with anaerobic pond is downstriker vertical subsurface flow wetland, including the vegetable layer successively arranged from top to bottom, packing layer, transition zone and drainage blanket, smart structural design, purification efficiency is high.
Description
Technical field
The invention belongs to technical field of sewage, and in particular to the domestic sewage in rural areas of anaerobic pond and artificial swamp combination
Processing system.
Background technique
With comparatively perfect town domestic sewage processing compared with, domestic sewage in rural areas control still in its infancy,
Especially the relatively backward rural area of economic level, sewage treatment are almost blank.If sewage will lead to without locating arbitrarily discharge
The water quality nigrescence fouling of irrigation canals and ditches, pond, mosquito breed, and influence Rural Human Settlements and threaten the health of resident, simultaneously meeting
Cause the eutrophication in drinking water source pollution and lake, reservoir.
The characteristics of domestic sewage in rural areas has: (1) water is small, discharge disperses, water quality is complicated, and it is difficult to collect processing；(2) rural area
Economic base is weak, operational management shortage of funding；(3) rural area lacks professional technician, and maintenance management level is lower.Rural area
Self-technique economic condition and sanitary sewage the Drainage feature requirement in area, rural domestic sewage treatment must meet pollutant row
Under the premise of putting standard requirements, select that operating cost is cheap, the convenient processing technique of maintenance management.If rural area is indiscriminately imitated or is applied
Urban wastewater treatment mode and technical solution, will lead to following problems: (1) power consumption is big.For example, some villages and small towns using SBR,
The aerobic technical treatment sanitary sewage such as oxidation ditch, contact oxidation method, but power supply expense needed for its aeration oxygen supply process often makes
Rural area can not undertake；(2) operational administrative is complicated.To guarantee treatment effect, some rural areas are exigent good using maintenance management
Oxygen activity sludge or chemical method for dosing medicine, but due to lacking professional operational management personnel, it is difficult to ensure that operating normally；(3) it handles
Low efficiency.To simplify rural domestic sewage treatment process, sometimes using simply biology or Ecological Disposal method, but practical application knot
Fruit shows that its treatment effect is unable to reach expected requirement.
To sum up, it still needs to combine rural area own situation, develops the sewage treatment process for meeting country practical requirement.
Summary of the invention
To solve, that there are power consumptions in the prior art, in rural domestic sewage treatment is big, operational administrative is complicated and processing
The problem of low efficiency, is related to the rural domestic sewage treatment of anaerobic pond and artificial swamp combination the object of the present invention is to provide a kind of
System.
To achieve the above object, the invention adopts the following technical scheme:
The rural domestic sewage treatment system of anaerobic pond and artificial swamp combination, anaerobic pond including front end and detests with described
The connected vertical subsurface flow wetland in oxygen pond, the vertical subsurface flow wetland include the vegetable layer successively arranged from top to bottom,
Packing layer, transition zone and drainage blanket.
Preferably, oil separator is additionally provided with before the anaerobic pond.
Preferably, the anaerobic pond includes at least two the first anaerobic ponds and the second anaerobic pond being connected in series.
Preferably, the anaerobic pond be equipped with inlet and outlet, close to the water inlet side be provided with it is described
The parallel deflector of the pool wall of anaerobic pond, the pond body of the anaerobic pond is divided into inhalant region and treatment region by the deflector, described
The lower end of deflector is provided with the opening of connection inhalant region and treatment region.
It is further preferred that light filter material layer and activated sludge layer are filled in the treatment region, the light filter material layer
Set on the top of activated sludge layer.
Preferably, height >=2.5m of the anaerobic pond, length-width ratio 2: 1.
It is further preferred that the height of anaerobism bottom of pond portion described in the deflector distance from bottom is 15~25cm.
It is further preferred that the height of the light filter material layer is 0.35~0.5m, the specific gravity of the light filter material is 10
~15kg/m3, the partial size of the light filter material are 5~10mm.
Preferably, the vertical subsurface flow wetland is downstriker vertical subsurface flow wetland, and the downstriker is vertically dived
Artificial wetland is provided with inlet channel and outlet canal, and the inlet channel is connected with the anaerobic pond.
Preferably, the rural domestic sewage treatment system further comprises being connected with the vertical subsurface flow wetland
Braiding channel.
Preferably, the filler of described filler layer is volcanic rock filtrate.
It is further preferred that the partial size of the volcanic rock filtrate is 8~16mm.
Volcanic rock filtrate has the function of biological deodorizing, and mechanism is using pure biologic packing material layer, at a proper temperature
Cultivate the useful microorganism that can decompose foul gas ingredient.My the biological deodorizing bed characteristic of company's research and development mainly includes pollution sources
Source control and collection, exhaust pipe design, pretreatment section, specific bacterium biological deodorizing bed adsorption-decomposition function main body, reinforcing adsorption section
It is formed with exhaust system, is effectively controlled by the source of foul gas and collection is conveyed into after processing system, preprocessed creation
Biological decomposition control environment carries out specific bacterium microorganism adsorption decomposition again, using pure biomass strain carrier filler, at satisfaction
Reason process conditions play specific bacterium effect simultaneously, so that target contaminant is decomposed removal by effective, to reach the improvement purpose of stench.
Preferably, the transition zone is granule rock layers.
It is further preferred that the partial size of the bird's-eye gravel is 5~10mm.
Preferably, the drainage blanket is cobble rock layers.
It is further preferred that the partial size of the coarse gravel is 20~40mm.
Fluitante, ball stem and seed plant and very water herbaceous plant can be set in vegetable layer.
Artificial wet land system processing is commonly used in fluitante has water hyacinth, great Piao, oenanthe stolonifera, Leersia Sw, duckweed, water
Water spinach, Nasturtium officinale etc..The characteristics of these plants has: (1) vitality is strong, to good environmental adaptability, well developed root system；(2) biomass
Greatly, growth is rapid；(3) there is seasonal dormancy, as winter dormancy or water hyacinth, great Piao of death, swamp cabbage, summer are stopped
Oenanthe stolonifera, Nasturtium officinale of dormancy etc..The vigorous season of growth is concentrated mainly on 3~October or September~May next year；(4) breeding cycle
It is short, mainly based on nutrient growth, to the demand highest of nitrogen.Since fluitante has above-mentioned botanical characteristics,
The advantages of we must fully consider each when carrying out constructed wetland plant configuration.Due to the environment of this kind of plant
It is adaptable, therefore local advantage kind should be made when carrying out plants configuration and paid the utmost attention to；In artificial wet land system,
The removal of nutrient relies primarily on being absorbed and utilized for plant in water body, therefore, biomass is big, well developed root system, year breeding cycle mostly and
The good plant of absorbability becomes the target that we select；Using plant seasonality hibernation feature, we can be given correctly
Plant collocation, oenanthe stolonifera is configured when winter low temperature and when summer high temperature if configure the suitable high growth temperatures such as water hyacinth, great Piao
There is seasonal functional disturbance phenomenon to avoid because choice plant species collocation is single in plant；Since this kind of plant is to seek
Based on health is long, high is wanted to the absorption rate of N, therefore, it should be paid attention to when carrying out plants configuration, effect is absorbed and utilized to N
Fruit can be used as the dominant plant of N removal and be used, to improve system to the removal effect of N.
Rhizome, bulb and seed plant mainly include water lily, lotus, common calla, arrowhead, water chestnut, taro, rhizoma alismatis, water chestnut, the heart of a lotus seed
Rice, Gorgon fruit etc..Or they are with flourishing underground rhizome or root tuber, or can generate a large amount of seed fruit, and mostly seasonality is stopped
Dormancy vegetation type, usually winter are withered green sprouting, and the season of growth is concentrated mainly on 4~September.The characteristics of this kind of plant, has:
(1) resistance to silt ability is preferable, and suitable growth grows in the deep fertile place of silt soil layer and be unable to do without soil；(2) suitable growth environment
The depth of water be generally 40~100cm or so；(3) there is flourishing underground block root or tuber, the need of the formation of rhizome to P element
Ask more, it is therefore, larger to the uptake of P；(4) formation of seed fruit class plant, seed and fruit need a large amount of P and
K element.Since this kind of plant has These characteristics, it should give and fully consider when carrying out constructed wetland plant application configuration
Characteristic based on these plants, application are generally the systems stabilisation of Surface Flow Constructed Wetlands and wetland；Utilize these plants
The growth (the mainly growth of root tuber, bulb and fruit) of object needs the characteristic of a large amount of P, K element, as P removal
Dominant plant application, to improve system to the removal effect of P.
Very water herbaceous plant includes reed, hay grass, cattail, parasol bamboo, hybrid giant napier, scirpus triqueter, Scirpus tabernaemontani, Herba Cyperi Glomerati, papyrus
Deng for the main plant apolegamy kind of artificial wet land system.The denominator of these plants is: (1) it is adaptable, or be
Indigenous advantage kind；(2) well developed root system, increment is big, and nutrient growth and reproductive growth are simultaneously deposited, and all compares the absorption of N and P, K
It is abundant；It (3) can be in without native ambient growth.According to the growth characteristics of this kind of plant, they can arrange in pairs or groups plantation in underflow type artificial
Wetland can also plant in surface low formula artificial wet land system.
Beneficial effects of the present invention
1, the rural domestic sewage treatment system of anaerobic pond provided by the present invention and artificial swamp combination, while playing and detesting
The catharsis of oxygen biochemical reaction and artificial swamp, non-power consumption is convenient for management, easy to operate, is able to satisfy life in the countryside dirt
Water process needs；
2, the rural domestic sewage treatment system of anaerobic pond provided by the present invention and artificial swamp combination, can be according to need
Multistage anaerobic pond is set, go to denitrogenate, phosphorus nutrition substance while, further remove removal organic polluter and suspended solid, out
Water water quality is good；
3, in the present invention, the artificial swamp being connected with anaerobic pond is downstriker vertical subsurface flow wetland, including from upper
Vegetable layer, packing layer, transition zone and the drainage blanket successively arranged under, smart structural design, purification efficiency are high.
Detailed description of the invention
Fig. 1 is the anaerobic pond structural schematic diagram of embodiment 1.
Fig. 2 is the artificial swamp structural schematic diagram of embodiment 2.
Fig. 3 is the anaerobic pond of embodiment 3 and the rural domestic sewage treatment system schematic diagram of artificial swamp combination.
Fig. 4 is the anaerobic pond of embodiment 6 and the rural domestic sewage treatment system schematic diagram of artificial swamp combination.
Specific embodiment
The following is specific embodiments of the present invention, and is described with reference to the drawings and further retouches to technical solution of the present invention work
It states, however, the present invention is not limited to these examples.
Embodiment 1
This example provides the anaerobic ponds in rural domestic sewage treatment system, are as shown in Figure 1 anaerobic pond structural schematic diagram,
The anaerobic pond is equipped with water inlet 1 and water outlet 2, and the side close to the water inlet 1 is provided with the pool wall with the anaerobic pond
The pond body of the anaerobic pond is divided into inhalant region 4 and treatment region by parallel deflector 3, the deflector 3, the deflector 3
Lower end is provided with the opening of connection inhalant region 4 and treatment region, is filled with light filter material layer 5 and activated sludge layer 6, institute in treatment region
State the top that light filter material layer 5 is set to activated sludge layer 6.
Embodiment 2
This example provides the vertical subsurface flow wetlands in rural domestic sewage treatment system.Vertical subsurface flow wetland is
Downstriker vertical subsurface flow wetland, as shown in Fig. 2, including vegetable layer 7, the packing layer 8, transition zone successively arranged from top to bottom
9 and drainage blanket 10, downstriker vertical subsurface flow wetland is provided with inlet channel 11 and outlet canal 12, the inlet channel 11 with it is described
Anaerobic pond is connected.
Embodiment 3
The rural domestic sewage treatment system of anaerobic pond and artificial swamp combination is present embodiments provided, as shown in Figure 3.Before
The anaerobic pond at end is connected with vertical subsurface flow wetland, and the vertical subsurface flow wetland includes the plant successively arranged from top to bottom
Tegillum 7, packing layer 8, transition zone 9 and drainage blanket 10.
Anaerobic pond is equipped with water inlet 1 and water outlet 2, and the side close to the water inlet 1 is provided with and the anaerobic pond
The pond body of the anaerobic pond is divided into inhalant region 4 and treatment region, the deflector by the parallel deflector 3 of pool wall, the deflector 3
3 lower end is provided with the opening of connection inhalant region 4 and treatment region, is filled with light filter material layer 5 and activated sludge layer in treatment region
6, the light filter material layer 5 is set to the top of activated sludge layer 6.
Height >=2.5m of the anaerobic pond, length-width ratio 2: 1.
The height of anaerobism bottom of pond portion described in the deflector distance from bottom is 15cm.
The height of the light filter material layer is 0.35m, and the specific gravity of the light filter material is 10kg/m3, the light filter material
Partial size be 5mm.
The vertical subsurface flow wetland is downstriker vertical subsurface flow wetland, the downstriker vertical subsurface flow Manual moist
Ground is provided with inlet channel 7 and outlet canal 8, and the inlet channel 7 is connected with the anaerobic pond.
The plant of the vegetable layer 7 is reed.
The filler of described filler layer 8 is volcanic rock filtrate.
The partial size of the volcanic rock filtrate is 8mm.
The transition zone 9 is granule rock layers, and the partial size of bird's-eye gravel is 5mm.
The drainage blanket 10 is cobble rock layers, and the partial size of the coarse gravel is 20mm.
Embodiment 4
The rural domestic sewage treatment system of anaerobic pond and artificial swamp combination is present embodiments provided, as shown in Figure 3.Before
The anaerobic pond at end is connected with vertical subsurface flow wetland, and the vertical subsurface flow wetland includes the plant successively arranged from top to bottom
Tegillum 7, packing layer 8, transition zone 9 and drainage blanket 10.
Anaerobic pond is equipped with water inlet 1 and water outlet 2, and the side close to the water inlet 1 is provided with and the anaerobic pond
The pond body of the anaerobic pond is divided into inhalant region 4 and treatment region, the deflector by the parallel deflector 3 of pool wall, the deflector 3
3 lower end is provided with the opening of connection inhalant region 4 and treatment region, is filled with light filter material layer 5 and activated sludge layer in treatment region
6, the light filter material layer 5 is set to the top of activated sludge layer 6.
Height >=2.5m of the anaerobic pond, length-width ratio 2: 1.
The height of anaerobism bottom of pond portion described in the deflector distance from bottom is 25cm.
The height of the light filter material layer is 0.5m, and the specific gravity of the light filter material is 15kg/m3, the light filter material
Partial size is 10mm.
The vertical subsurface flow wetland is downstriker vertical subsurface flow wetland, the downstriker vertical subsurface flow Manual moist
Ground is provided with inlet channel 7 and outlet canal 8, and the inlet channel 7 is connected with the anaerobic pond.
The plant of the vegetable layer 7 is reed.
The filler of described filler layer 8 is volcanic rock filtrate.
The partial size of the volcanic rock filtrate is 16mm.
The transition zone 9 is granule rock layers, and the partial size of bird's-eye gravel is 10mm.
The drainage blanket 10 is cobble rock layers, and the partial size of the coarse gravel is 40mm.
Embodiment 5
The rural domestic sewage treatment system of anaerobic pond and artificial swamp combination is present embodiments provided, as shown in Figure 3.Before
The anaerobic pond at end is connected with vertical subsurface flow wetland, and the vertical subsurface flow wetland includes the plant successively arranged from top to bottom
Tegillum 7, packing layer 8, transition zone 9 and drainage blanket 10.
Anaerobic pond is equipped with water inlet 1 and water outlet 2, and the side close to the water inlet 1 is provided with and the anaerobic pond
The pond body of the anaerobic pond is divided into inhalant region 4 and treatment region, the deflector by the parallel deflector 3 of pool wall, the deflector 3
3 lower end is provided with the opening of connection inhalant region 4 and treatment region, is filled with light filter material layer 5 and activated sludge layer in treatment region
6, the light filter material layer 5 is set to the top of activated sludge layer 6.
Height >=2.5m of the anaerobic pond, length-width ratio 2: 1.
The height of anaerobism bottom of pond portion described in the deflector distance from bottom is 20cm.
The height of the light filter material layer is 0.45m, and the specific gravity of the light filter material is 12kg/m3, the light filter material
Partial size be 7mm.
The vertical subsurface flow wetland is downstriker vertical subsurface flow wetland, the downstriker vertical subsurface flow Manual moist
Ground is provided with inlet channel 7 and outlet canal 8, and the inlet channel 7 is connected with the anaerobic pond.
The plant of the vegetable layer 7 is reed.
The filler of described filler layer 8 is volcanic rock filtrate.
The partial size of the volcanic rock filtrate is 12mm.
The transition zone 9 is granule rock layers, and the partial size of bird's-eye gravel is 7mm.
The drainage blanket 10 is cobble rock layers, and the partial size of the coarse gravel is 30mm.
Embodiment 6
The rural domestic sewage treatment system of anaerobic pond and artificial swamp combination is present embodiments provided, as shown in Figure 3.Before
The anaerobic pond at end is connected with vertical subsurface flow wetland, and the vertical subsurface flow wetland includes the plant successively arranged from top to bottom
Tegillum 7, packing layer 8, transition zone 9 and drainage blanket 10.
Anaerobic pond is equipped with water inlet 1 and water outlet 2, and the side close to the water inlet 1 is provided with and the anaerobic pond
The pond body of the anaerobic pond is divided into inhalant region 4 and treatment region, the deflector by the parallel deflector 3 of pool wall, the deflector 3
3 lower end is provided with the opening of connection inhalant region 4 and treatment region, is filled with light filter material layer 5 and activated sludge layer in treatment region
6, the light filter material layer 5 is set to the top of activated sludge layer 6.
Height >=2.5m of the anaerobic pond, length-width ratio 2: 1.
The height of anaerobism bottom of pond portion described in the deflector distance from bottom is 20cm.
The height of the light filter material layer is 0.45m, and the specific gravity of the light filter material is 12kg/m3, the light filter material
Partial size be 7mm.
The vertical subsurface flow wetland is downstriker vertical subsurface flow wetland, the downstriker vertical subsurface flow Manual moist
Ground is provided with inlet channel 7 and outlet canal 8, and the inlet channel 7 is connected with the anaerobic pond.
The plant of the vegetable layer 7 is reed.
The filler of described filler layer 8 is volcanic rock filtrate.
The partial size of the volcanic rock filtrate is 12mm.
The transition zone 9 is granule rock layers, and the partial size of bird's-eye gravel is 7mm.
The drainage blanket 10 is cobble rock layers, and the partial size of the coarse gravel is 30mm.
The rural domestic sewage treatment system further comprises the braiding channel being connected with the vertical subsurface flow wetland
13, as shown in Figure 4.
Claims (10)
1. the rural domestic sewage treatment system of anaerobic pond and artificial swamp combination, which is characterized in that the anaerobic pond including front end
The vertical subsurface flow wetland being connected with the anaerobic pond, the vertical subsurface flow wetland include successively arranging from top to bottom
Vegetable layer, packing layer, transition zone and drainage blanket.
2. rural domestic sewage treatment system according to claim 1, which is characterized in that be additionally provided with before the anaerobic pond
Oil separator.
3. rural domestic sewage treatment system according to claim 1 or 2, which is characterized in that the anaerobic pond includes extremely
Few two the first anaerobic ponds and the second anaerobic pond being connected in series.
4. rural domestic sewage treatment system according to claim 1 or 2, which is characterized in that the anaerobic pond be equipped with into
The mouth of a river and water outlet, the side close to the water inlet is provided with the deflector parallel with the pool wall of the anaerobic pond, described to lead
The pond body of the anaerobic pond is divided into inhalant region and treatment region by flowing plate, and the lower end of the deflector is provided with connection inhalant region and place
Manage the opening in area.
5. rural domestic sewage treatment system according to claim 4, which is characterized in that be filled in the treatment region light
Matter filter material layer and activated sludge layer, the light filter material layer are set to the top of activated sludge layer.
6. rural domestic sewage treatment system according to claim 1 or 2, which is characterized in that the height of the anaerobic pond
>=2.5m, length-width ratio 2: 1.
7. rural domestic sewage treatment system according to claim 4, which is characterized in that the deflector distance from bottom institute
The height for stating anaerobism bottom of pond portion is 15~25cm.
8. rural domestic sewage treatment system according to claim 5, which is characterized in that the height of the light filter material layer
For 0.35~0.5m, the specific gravity of the light filter material is 10~15kg/m3, the partial size of the light filter material is 5~10mm.
9. rural domestic sewage treatment system according to claim 1, which is characterized in that the vertical subsurface flow wetland
For downstriker vertical subsurface flow wetland, the downstriker vertical subsurface flow wetland is provided with inlet channel and outlet canal, described
Inlet channel is connected with the anaerobic pond.
10. rural domestic sewage treatment system according to claim 1, which is characterized in that at the domestic sewage in rural areas
Reason system further comprises the braiding channel being connected with the vertical subsurface flow wetland.
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| CN201811153364.8A CN109052669A (en) | 2018-09-30 | 2018-09-30 | The rural domestic sewage treatment system of anaerobic pond and artificial swamp combination |
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| CN201811153364.8A CN109052669A (en) | 2018-09-30 | 2018-09-30 | The rural domestic sewage treatment system of anaerobic pond and artificial swamp combination |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111484132A (en) * | 2020-04-17 | 2020-08-04 | 水利部交通运输部国家能源局南京水利科学研究院 | Composite artificial wetland system for advanced treatment of tail water and sewage treatment method |
| CN112174320A (en) * | 2020-09-24 | 2021-01-05 | 贵州润鸿环保科技有限公司 | Micro-power backflow subsurface flow constructed wetland sewage treatment system |
| CN113185068A (en) * | 2021-06-10 | 2021-07-30 | 桂林理工大学 | Combined type organic wastewater treatment system |
| CN113371927A (en) * | 2021-04-30 | 2021-09-10 | 东南大学 | Be adapted to small-size distributed rural domestic sewage's processing system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111484132A (en) * | 2020-04-17 | 2020-08-04 | 水利部交通运输部国家能源局南京水利科学研究院 | Composite artificial wetland system for advanced treatment of tail water and sewage treatment method |
| CN112174320A (en) * | 2020-09-24 | 2021-01-05 | 贵州润鸿环保科技有限公司 | Micro-power backflow subsurface flow constructed wetland sewage treatment system |
| CN113371927A (en) * | 2021-04-30 | 2021-09-10 | 东南大学 | Be adapted to small-size distributed rural domestic sewage's processing system |
| CN113185068A (en) * | 2021-06-10 | 2021-07-30 | 桂林理工大学 | Combined type organic wastewater treatment system |
| CN113185068B (en) * | 2021-06-10 | 2022-08-09 | 桂林理工大学 | Combined type organic wastewater treatment system |
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Application publication date: 20181221 |
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