CN109292987A - A kind of strengthened denitrification artificial wet land system using solar energy - Google Patents
A kind of strengthened denitrification artificial wet land system using solar energy Download PDFInfo
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- CN109292987A CN109292987A CN201811219199.1A CN201811219199A CN109292987A CN 109292987 A CN109292987 A CN 109292987A CN 201811219199 A CN201811219199 A CN 201811219199A CN 109292987 A CN109292987 A CN 109292987A
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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
- C02F3/005—Combined electrochemical biological 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
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/38—Organic compounds containing nitrogen
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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
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/009—Apparatus with independent power supply, e.g. solar cells, windpower, fuel cells
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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
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- Microbiology (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Environmental & Geological Engineering (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Biotechnology (AREA)
- Botany (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention discloses a kind of strengthened denitrification artificial wet land systems using solar energy, including aeration section artificial swamp and electrode strengthening segment artificial swamp, the aeration section artificial swamp is equipped with water inlet, water distribution system, aerating system and the first packing layer, and water inlet is set to side of the water distribution system far from electrode strengthening segment artificial swamp, the electrode strengthening segment artificial swamp is equipped with the second packing layer and gathering ground, and gathering ground is located at side setting of second packing layer far from aeration section artificial swamp, the inside of second packing layer is equipped with cathode plate and anode plate, and cathode plate is symmetrical set with anode plate, the top of the cathode plate and anode plate is connected with battery, and the electrode column of battery is connected with solar panel, and solar controller is installed between solar panel and battery.There is good ammonia nitrogen, nitrogen removal rate can be improved ammonia nitrogen, the total nitrogen compliance rate of water outlet especially in the processing of low carbon-nitrogen ratio sewage for the invention.
Description
Technical field
The present invention relates to technical field of sewage more particularly to a kind of strengthened denitrification artificial swamp systems using solar energy
System.
Background technique
Artificial swamp is the artificial ecological system by simulation natural wetland system processing sewage artificially established.System master
It to be made of matrix, water plant, microorganism, sewage is through matrix filtering, absorption, precipitating, ion exchange, plant absorption and micro- life
The removal that object decomposes to realize pollutant is decomposed.Artificial swamp is low with investment, operation is saved, is easily managed, landscape compatibility is good
The advantages that, it has been widely used in the fields such as sanitary sewage disposal, lake river improvement, Sewage advanced treatment at present.Electrode is raw
Object film denitrification denitrogenation technology is combined with electrochemical process and bioanalysis, the basic principle is that autotrophic denitrification bacterium is produced using electrolysis
Raw hydrogen is electron donor, is nitrogen by nitrate-nitrogen reduction, to reach the mesh of denitrogenation using nitrate as electron acceptor
's.In electrolytic process, cathode generates hydrogen by electrolysis water；When using metal material as anode, anodic product is oxygen, is adopted
When using graphite material as anode, anodic product is carbon dioxide.
Removal mainly nitrification/denitrification including plant intake, matrix absorption and microorganism of the artificial swamp to nitrogen.
Effect is relatively obvious both after wherein, but sufficient oxygen supply is the necessary condition that microorganism carries out nitrification, however artificial
Oxygen in wetland relies primarily on plant transmission and air reaeration, is not able to satisfy the needs of microorganism in actual operation.In addition, raw
Generally existing carbon-nitrogen ratio is low in sewage living, easily leads to the deficiency of electron donor required for denitrification process, influences water outlet total nitrogen and reaches
Mark.Therefore enhancing Nitrogen Removal Effect in Constructed Wetland, is current urgent problem.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of of proposition utilizes the strong of solar energy
Change denitrogenation artificial wet land system.
To achieve the goals above, present invention employs following technical solutions:
A kind of strengthened denitrification artificial wet land system using solar energy, including aeration section artificial swamp and electrode strengthening segment Manual moist
Ground, the aeration section artificial swamp is equipped with water inlet, water distribution system, aerating system and the first packing layer, and water inlet is set to cloth
Side of the water system far from electrode strengthening segment artificial swamp, the electrode strengthening segment artificial swamp are equipped with the second packing layer and catchment
Area, and gathering ground is located at side setting of second packing layer far from aeration section artificial swamp, the inside peace of second packing layer
Equipped with cathode plate and anode plate, and cathode plate is symmetrical set with anode plate, and the top of the cathode plate and anode plate is connected with
Battery, and the electrode column of battery is connected with solar panel, and is equipped with too between solar panel and battery
Sun can control device, and the input terminal of solar controller is connect with solar panel, the output end and storage of solar controller
Battery connection.
Preferably, the aerating system includes aerator, supplies main pipe, gas manifold and valve, and aerator
On gas supply main pipe is installed, and supply main pipe and pass through aeration section artificial swamp, and extend to the interior of electrode strengthening segment artificial swamp
Portion.
Preferably, the cloth set direction of the gas supply main pipe is consistent with water (flow) direction, and supplies main pipe and extend a plurality of gas supply
Branch pipe, the cloth set direction and water (flow) direction horizontal vertical of gas manifold, gas manifold two sides are uniformly provided with stomata 91, and stomata
91 be 5 ~ 20/meter, and aperture is 2 ~ 5mm, and oliquely downward 30 ~ 60 ° of aperture, each gas manifold spacing is not more than 50cm,
And each gas manifold is mounted on valve, and valve can individually adjust aeration quantity size.
Preferably, the matrix of first packing layer is for zeolite and to NH3- N binding ability is compared with strong and low desorption efficiency material
Material, which includes haydite, charcoal, volcanic rock, quartz sand, medical stone, anthracite etc., and the first packing layer should not be selected and contain
The material of metal simple-substance, the lower layer of second packing layer are laid with cobblestone and gravel, and upper layer is laid with grain active carbon and boiling
Stone, grain active carbon and zeolite mass ratio are 2:1, and the top layer of first packing layer and the second packing layer is that soil covers
Cap rock, coating kind are implanted with wetland plant.
Preferably, the material selection graphite plate of the cathode plate and anode plate, and cathode plate and anode plate and seed activity
Carbon-coating and haydite layer are with height, and cathode plate and anode plate are staggered.
Preferably, first packing layer end and the second packing layer can blend sawdust, stalk etc., provide for denitrification slow
Release carbon source.
The invention has the benefit that by aeration section artificial swamp, water inlet, water distribution system, the first packing layer, catchmenting
Area, wetland plant, aerator, gas supply main pipe, gas manifold ,-stomata, valve, electrode strengthening segment artificial swamp, the second filler
The setting of layer, solar panel, solar controller, battery, cathode plate, anode plate: 1. pass through cathode, anode and artificial
Active carbon and zeolite in wet land filler layer etc. constitute three-diemsnional electrode, provide electronics by electrolytic hydrogen production for denitrification process and supply
Body, the total nitrogen removal of strengthened artificial wet land, overcomes problem of the low-carbon than electron donor deficiency in sewage；2. being made using solar energy
For the energy resource supply of three-diemsnional electrode, the energy consumption of artificial swamp operation is reduced.
In conclusion the device has good ammonia nitrogen, nitrogen removal rate, especially in the processing of low carbon-nitrogen ratio sewage,
It can be improved ammonia nitrogen, the total nitrogen compliance rate of water outlet.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the strengthened denitrification artificial wet land system using solar energy proposed by the present invention；
Fig. 2 is a kind of perspective view of the strengthened denitrification artificial wet land system using solar energy proposed by the present invention；
Fig. 3 is a kind of main pipe of the strengthened denitrification artificial wet land system using solar energy and branch pipe connecting structure proposed by the present invention
Schematic diagram；
Fig. 4 is a kind of manifold configuration schematic diagram of the strengthened denitrification artificial wet land system using solar energy proposed by the present invention.
In figure: 1 aeration section artificial swamp, 2 water inlets, 3 water distribution systems, 4 first packing layers, 5 gathering grounds, 6 wetland plants,
7 aerators, 8 gas supply main pipes, 9 gas manifolds, 91 stomatas, 10 valves, 11 electrode strengthening segment artificial swamps, 12 second fillers
Layer, 13 solar panels, 14 solar controllers, 15 batteries, 16 cathode plates, 17 anode plates.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-4, a kind of strengthened denitrification artificial wet land system using solar energy, including aeration 1 He of section artificial swamp
Electrode strengthening segment artificial swamp 11, aeration section artificial swamp 1 are equipped with water inlet 2, water distribution system 3, aerating system and the first filler
Layer 4, and water inlet 2 is set to side of the water distribution system 3 far from electrode strengthening segment artificial swamp, the electrode strengthening segment artificial swamp
11 are equipped with the second packing layer 12 and gathering ground 5, and gathering ground 5 is located at one of the second packing layer 12 far from aeration section artificial swamp 1
Side setting, the inside of second packing layer 12 is equipped with cathode plate 16 and anode plate 17, and cathode plate 16 is in anode plate 17
It is symmetrical arranged, the top of the cathode plate 16 and anode plate 17 is connected with battery 15, and the electrode column of battery 15 is connected with
Solar panel 13, and solar controller 14 is installed, and solar energy control between solar panel 13 and battery 15
The input terminal of device 14 processed is connect with solar panel 13, and the output end of solar controller 14 is connect with battery 15, aeration
System includes aerator 7, gas supply main pipe 8, gas manifold 9 and valve 10, and gas supply main pipe 8 is equipped on aerator 7,
And gas supply main pipe 8 passes through aeration section artificial swamp 1, and extends to the inside of electrode strengthening segment artificial swamp 11, gas supply main pipe 8
Cloth set direction is consistent with water (flow) direction, and supplies main pipe 8 and extend a plurality of gas manifold 9, the cloth set direction and water of gas manifold 9
Direction horizontal vertical is flowed, 9 two sides of gas manifold are uniformly provided with stomata 91, and stomata 91 is 5 ~ 20/meter, and aperture is 2 ~ 5mm,
Oliquely downward 30 ~ 60 ° of aperture, each 9 spacing of gas manifold is not more than 50cm, and each gas manifold 9 is mounted on
Valve 10, and valve 10 can individually adjust aeration quantity size, the matrix of the first packing layer 4 is for zeolite and to NH3- N binding ability
Compared with strong and low desorption efficiency material, which includes haydite, charcoal, volcanic rock, quartz sand, medical stone, anthracite etc., and the
One packing layer 4 should not select the material containing metal simple-substance, and the lower layer of second packing layer 12 is laid with cobblestone and gravel, on
Layer is laid with grain active carbon and zeolite, and grain active carbon and zeolite mass ratio are 2:1, and first packing layer 4 and second is filled out
The top layer of the bed of material 12 is soil cover, and coating kind is implanted with wetland plant 6, the material choosing of cathode plate 16 and anode plate 17
With graphite plate, and cathode plate 16 and anode plate 17 and granular activated carbon and haydite layer be with high, and cathode plate 16 and anode plate
17 are staggered, and 4 end of the first packing layer and the second packing layer 12 can blend sawdust, stalk etc., provide sustained release carbon for denitrification
Source.
Embodiment: sewage is entered by water inlet 2, enters aeration section artificial swamp 1 through water distribution system 3, the ammonia nitrogen in sewage
It is fixed on rapidly by ion exchange, suction-operated in the matrix of the first packing layer 4, is then attached to the first packing layer 4
Nitrobacteria in interior matrix is converted into nitrate nitrogen, and aerator 7 conveys sky into water by gas supply main pipe 8, gas manifold 9
Gas can provide sufficient oxygen for nitrobacteria, make it more efficiently can in operation operation by ammonium oxidation nitrate nitrogen
To control each 9 air demand of gas manifold by valve 10, play the role of energy efficiency, sewage according to ammonia nitrogen in sewage concentration
Electrode strengthening segment artificial swamp 11 is subsequently entered, solar energy is converted into electric energy through solar panel 13, solar controller 14
It is stored in battery 15, battery 15 and cathode plate 16, anode plate 17 and granular activated carbon and boiling in the second packing layer 12
Stone constitutes three-diemsnional electrode, and the hydrogen autotrophic denitrification bacterium of apposition growth is supplied using the hydrogen that electrolysis generates as electronics on cathode plate 16
Nitrate nitrogen can be reduced to N by body2, discharge into air, achieve the purpose that remove total nitrogen in sewage, treated sewage
After gathering ground 5 is collected, final outlet.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of strengthened denitrification artificial wet land system using solar energy, including aeration section artificial swamp (1) and electrode strengthening segment
Artificial swamp (11), which is characterized in that the aeration section artificial swamp (1) is equipped with water inlet (2), water distribution system (3), aeration system
System and the first packing layer (4), and water inlet (2) is set to the side of water distribution system (3) far from electrode strengthening segment artificial swamp, it is described
Electrode strengthening segment artificial swamp (11) is equipped with the second packing layer (12) and gathering ground (5), and gathering ground (5) are located at the second packing layer
(12) the side setting far from aeration section artificial swamp (1), the inside of second packing layer (12) is equipped with cathode plate (16)
With anode plate (17), and cathode plate (16) is symmetrical set with anode plate (17), the cathode plate (16) and anode plate (17)
Top is connected with battery (15), and the electrode column of battery (15) is connected with solar panel (13), and solar battery
It is equipped between plate (13) and battery (15) solar controller (14), and the input terminal and the sun of solar controller (14)
Energy solar panel (13) connects, and the output end of solar controller (14) is connect with battery (15).
2. a kind of strengthened denitrification artificial wet land system using solar energy according to claim 1, which is characterized in that described
Aerating system includes aerator (7), gas supply main pipe (8), gas manifold (9) and valve (10), and is pacified on aerator (7)
Equipped with gas supply main pipe (8), and supplies main pipe (8) and pass through aeration section artificial swamp (1), and extend to electrode strengthening segment artificial swamp
(11) inside.
3. a kind of strengthened denitrification artificial wet land system using solar energy according to claim 2, which is characterized in that described
The cloth set direction for supplying main pipe (8) is consistent with water (flow) direction, and supplies main pipe (8) and extend a plurality of gas manifold (9), gas supply branch
The cloth set direction and water (flow) direction horizontal vertical of (9) are managed, gas manifold (9) two sides are uniformly provided with stomata (91), and stomata
It (91) is 5 ~ 20/meter, aperture is 2 ~ 5mm, and oliquely downward 30 ~ 60 ° of aperture, each gas manifold (9) spacing is not more than
50cm, and each gas manifold (9) is mounted on valve (10), and valve (10) can individually adjust aeration quantity size.
4. a kind of strengthened denitrification artificial wet land system using solar energy according to claim 1, which is characterized in that described
The matrix of first packing layer (4) is for zeolite and to NH3For-N binding ability compared with strong and low desorption efficiency material, which includes pottery
Grain, charcoal, volcanic rock, quartz sand, medical stone, anthracite etc., and the first packing layer (4) should not select the material containing metal simple-substance
Material, the lower layer of second packing layer (12) are laid with cobblestone and gravel, and upper layer is laid with grain active carbon and zeolite, and particle is living
Property carbon and zeolite mass ratio be 2:1, the top layer of first packing layer (4) and the second packing layer (12) is that soil covers
Layer, coating kind are implanted with wetland plant (6).
5. a kind of strengthened denitrification artificial wet land system using solar energy according to claim 1, which is characterized in that described
The material selection graphite plate of cathode plate (16) and anode plate (17), and cathode plate (16) and anode plate (17) and granular activated carbon
And haydite layer is same high, and cathode plate (16) and anode plate (17) are staggered.
6. a kind of strengthened denitrification artificial wet land system using solar energy according to claim 1, which is characterized in that described
First packing layer (4) end and the second packing layer (12) can blend sawdust, stalk etc., provide slow release carbon source for denitrification.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811219199.1A CN109292987A (en) | 2018-10-19 | 2018-10-19 | A kind of strengthened denitrification artificial wet land system using solar energy |
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| CN201811219199.1A CN109292987A (en) | 2018-10-19 | 2018-10-19 | A kind of strengthened denitrification artificial wet land system using solar energy |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109592791A (en) * | 2019-02-21 | 2019-04-09 | 中国环境科学研究院 | A kind of composite constructed wetland system and its operation method |
| CN109942157A (en) * | 2019-04-24 | 2019-06-28 | 江苏沅芷生态环境有限公司 | Solar-electricity catalytic integration effluent treatment plant |
| CN110156148A (en) * | 2019-07-02 | 2019-08-23 | 南京大学 | It is a kind of to strengthen pollution cutting device for the electrolysis for entering river pollution |
| CN110790453A (en) * | 2019-11-04 | 2020-02-14 | 中国科学院华南植物园 | Water and soil conservation water quality purification method and system for water source |
| CN113003701A (en) * | 2021-02-08 | 2021-06-22 | 哈尔滨工业大学 | Lead-zinc mine tailing pond wastewater deep purification device with electric coupling biological filter |
| CN115159686A (en) * | 2022-07-22 | 2022-10-11 | 天津海之凰科技有限公司 | Ecological floating island river and lake water body treatment device and method |
| CN115925125A (en) * | 2022-01-24 | 2023-04-07 | 重庆交通大学 | Ecological floating bed device for landscape water body restoration treatment |
| CN116002846A (en) * | 2022-12-21 | 2023-04-25 | 山西青舟环境科技有限公司 | A anti-nitrosation wetland for sewage treatment |
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| US20120199492A1 (en) * | 2011-02-08 | 2012-08-09 | Next Fuel, Inc. | Bioelectrochemical conversion and sequestration of carbon dioxide into organic compounds |
| CN105152351A (en) * | 2015-10-13 | 2015-12-16 | 南京大学 | Photoelectric artificial wetland and application thereof |
| CN106542635A (en) * | 2016-11-01 | 2017-03-29 | 北京大学 | A kind of artificial wet land system of strengthened denitrification |
| CN108558130A (en) * | 2018-03-20 | 2018-09-21 | 沈阳环境科学研究院 | A kind of drowned flow artificial wet land of intensified denitrification and dephosphorization |
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| US20120199492A1 (en) * | 2011-02-08 | 2012-08-09 | Next Fuel, Inc. | Bioelectrochemical conversion and sequestration of carbon dioxide into organic compounds |
| CN105152351A (en) * | 2015-10-13 | 2015-12-16 | 南京大学 | Photoelectric artificial wetland and application thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109592791A (en) * | 2019-02-21 | 2019-04-09 | 中国环境科学研究院 | A kind of composite constructed wetland system and its operation method |
| CN109592791B (en) * | 2019-02-21 | 2020-08-25 | 中国环境科学研究院 | Composite artificial wetland system and operation method thereof |
| CN109942157A (en) * | 2019-04-24 | 2019-06-28 | 江苏沅芷生态环境有限公司 | Solar-electricity catalytic integration effluent treatment plant |
| CN110156148A (en) * | 2019-07-02 | 2019-08-23 | 南京大学 | It is a kind of to strengthen pollution cutting device for the electrolysis for entering river pollution |
| CN110790453A (en) * | 2019-11-04 | 2020-02-14 | 中国科学院华南植物园 | Water and soil conservation water quality purification method and system for water source |
| CN113003701A (en) * | 2021-02-08 | 2021-06-22 | 哈尔滨工业大学 | Lead-zinc mine tailing pond wastewater deep purification device with electric coupling biological filter |
| CN115925125A (en) * | 2022-01-24 | 2023-04-07 | 重庆交通大学 | Ecological floating bed device for landscape water body restoration treatment |
| CN115159686A (en) * | 2022-07-22 | 2022-10-11 | 天津海之凰科技有限公司 | Ecological floating island river and lake water body treatment device and method |
| CN116002846A (en) * | 2022-12-21 | 2023-04-25 | 山西青舟环境科技有限公司 | A anti-nitrosation wetland for sewage treatment |
| CN116002846B (en) * | 2022-12-21 | 2023-11-21 | 山西青舟环境科技有限公司 | A anti-nitrosation wetland for sewage treatment |
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