CN111170592A - Compound ecological water purification system of artificial soil - Google Patents
Compound ecological water purification system of artificial soil Download PDFInfo
- Publication number
- CN111170592A CN111170592A CN202010159392.1A CN202010159392A CN111170592A CN 111170592 A CN111170592 A CN 111170592A CN 202010159392 A CN202010159392 A CN 202010159392A CN 111170592 A CN111170592 A CN 111170592A
- Authority
- CN
- China
- Prior art keywords
- water
- artificial soil
- soil composite
- layer
- purification system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- 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
- C02F3/02—Aerobic processes
- C02F3/04—Aerobic processes using trickle filters
- C02F3/046—Soil filtration
-
- 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
-
- 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
-
- 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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/08—Chemical Oxygen Demand [COD]; Biological Oxygen Demand [BOD]
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/10—Solids, e.g. total solids [TS], total suspended solids [TSS] or volatile solids [VS]
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/16—Total nitrogen (tkN-N)
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/18—PO4-P
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Botany (AREA)
- Biotechnology (AREA)
- Biological Treatment Of Waste Water (AREA)
- Treatment Of Biological Wastes In General (AREA)
Abstract
The invention discloses an artificial soil composite ecological water purification system, which comprises a pretreatment artificial wetland, a physicochemical treatment tank, a plant growth retention layer, a permeable water storage layer and a two-stage artificial soil composite layer which are sequentially communicated; the barrier filter tank is arranged in front of the pretreatment artificial wetland, the barrier filter tank is communicated with external sewage through a water inlet pipe, the treated water of the pretreatment artificial wetland enters the physicochemical treatment tank, the physicochemical treatment tank is provided with two separated treatment chambers, each treatment chamber is separated by a laminated staggered partition plate, the treated water of the physicochemical treatment tank enters the plant growth retention layer through a siphon, the treated water of the plant growth retention layer enters the permeable water storage layer through soil filtration, the water of the permeable water storage layer enters the two-stage artificial soil composite layer through permeation, and the treated water at the bottom of the two-stage artificial soil composite layer is discharged out of the purification system through a water outlet pipe. The water purification system has the advantages of high efficiency and low cost, can effectively remove TSS, surfactant and COD in the sewage, improves the biochemical property of the sewage, and can also effectively remove nitrogen, phosphorus and pathogenic bacteria in the sewage.
Description
Technical Field
The invention relates to a sewage purification system.
Background
China generates about 80 hundred million tons of rural sewage every year, but most rural areas still lack effective sewage collecting and treating facilities, and a large amount of rural domestic sewage, livestock breeding wastewater, farmland pesticides and toxic and harmful farmland wastewater generated by fertilization are discharged into the environment without reasonable treatment, so that surrounding soil and various water sources are polluted, and the ecological system and the body health of people are threatened.
Rural sewage has the characteristics of wide range, large amount, randomness, high dispersibility, high nitrogen and phosphorus and the like, but the traditional mature sewage treatment facility and process are not suitable for rural sewage. The existing sewage biological treatment process comprises the following steps: biofilm method, activated sludge method, natural treatment method, physical membrane filtration method, and the like. Among them, the biofilm method includes a biological rotating disk, a biological filter, a contact oxidation and a biological fluidized bed, but the method has high biochemical requirement on water quality and is not resistant to water quality and water quantity fluctuation. The activated sludge process generally requires a large scale of treated water, the daily treatment capacity reaches ten thousand tons, and the dispersed and unstable sewage amount in rural areas is not suitable. The method for treating the stabilization pond, the traditional artificial wetland and the like in the natural treatment method has large occupied area and is easily influenced by plant diseases and insect pests. While the physical membrane process can remove contaminants efficiently, the equipment is expensive and the membranes are susceptible to contamination and clogging.
Therefore, the development of a sewage purification system which is efficient, low in cost and suitable for rural dispersibility and instability has very important significance under the background that water resources are increasingly deficient in China but the demand is continuously increased.
Disclosure of Invention
In view of the above problems, the present invention is to provide a water purification system with high efficiency and low cost, which can not only effectively provide biochemical property of sewage and remove surfactant and COD in sewage, but also effectively remove nitrogen, phosphorus and pathogenic bacteria in sewage.
The purpose of the invention is realized by the following technical scheme.
The technical means adopted by the invention are as follows:
an artificial soil composite ecological water purification system comprises a pretreatment tank (1), a physicochemical treatment tank (2), a plant-growing percolation layer (3), a percolation water storage layer (4) and a two-stage artificial soil composite layer (5) which are sequentially communicated; advance pretreatment tank (1) preceding through inlet tube (11) and outside sewage intercommunication entering barrier filtering ponds (12), the water of barrier filtering ponds (12) filters back and gets into biochemical treatment pond (13), the processing water of biochemical treatment pond (13) gets into materialization processing pond (2), materialization processing pond (2) are equipped with two processing chambers that separate, every processing chamber is separated by range upon range of crisscross baffle, the processing water of materialization processing pond passes through siphon (24) and gets into plant biological detention layer (3), the processing water of plant biological detention layer (3) passes through soil filtration and gets into infiltration reservoir stratum (4), the water of infiltration reservoir stratum (4) passes through infiltration entering doublestage artificial soil composite bed (5), the processing water of doublestage artificial soil composite bed (5) bottom of doublestage passes through outlet pipe (52) this clean system of discharging.
Wherein the biochemical treatment tank (13) contains aquatic plants and is inoculated with various environmentally-beneficial oxygen-producing photosynthetic microalgae and bacteria, and the inoculation ratio of the microalgae and the bacteria is 2: 1-20: 1.
Wherein, the treatment chamber of the materialization treatment tank (2) is filled with mixed filler (21) of artificial carbon fiber and iron wire balls, each layer of partition board is provided with an ultrasonic sheet (22) capable of generating ultrasonic waves, and the bottom of the treatment chamber is provided with a sludge discharge pipe (23).
Wherein the plant-growing percolation layer (3) comprises vegetation and cobble and is inoculated with a plurality of environmentally beneficial oxygen-producing photosynthetic microalgae and bacteria.
Wherein, the permeable water storage layer (4) is composed of one or a mixture of more of coarse sand, pumice and zeolite, and the right half part of the permeable layer is provided with a ventilation pipe (31).
Wherein, doublestage artificial soil composite bed (5) are established ties through siphon (53) by controlling the artificial soil composite bed of two-stage, and the water that permeates the reservoir bed gets into the first order artificial soil composite bed in left side through permeating, and the first order artificial soil composite bed passes through siphon (53) and gets into the artificial soil composite bed of right side second level, has placed in the artifical soil composite bed of doublestage and has mixed material package (51) array, and this clean system of discharging is passed through outlet pipe (52) to the processing water of the artifical soil composite bed bottom of second level.
Wherein the mixing bags (51) are gauze-wrapped blocky bags composed of sandy soil, charcoal, sawdust, straw and iron carbon particles, and are separated by filler penetrating a water storage layer and inoculated with various active bacteria.
Compared with the prior art, the water purification system has the beneficial effects that: the method has the advantages of high efficiency and low cost, can effectively remove TSS, surfactant and COD in the sewage, improve the biochemical property of the sewage, can also effectively remove nitrogen and phosphorus in the sewage, and utilizes beneficial bacteria and algae to construct micro-ecological balance to inhibit pathogenic bacteria.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention;
FIG. 2 shows the treatment effect of each index of domestic sewage in the first embodiment of the present invention;
FIG. 3 shows the treatment effect of each index of agricultural wastewater in the second embodiment of the present invention.
Description of reference numerals:
1-a pretreatment pool; 2-a materialization treatment pool; 3-a vegetation percolation layer; 4-permeating a water storage layer; 5-double-stage artificial soil composite layer; 11-a water inlet pipe; 12-a barrier filter tank; 13-biochemical treatment pool; 21-artificial carbon fiber and iron wire ball mixed filler; 22-an ultrasonic sheet; 23-a sludge discharge pipe; 24-siphon tube; 31-a gas permeable tube; 51-mixing bags; 52-water outlet pipe; 53-siphon.
Detailed Description
In order to make the technical scheme and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the embodiments described herein are merely illustrative of the technical solutions of the present invention, and the scope of the present invention as claimed is not limited thereto.
As shown in figure 1, the artificial soil composite ecological water purification system comprises a pretreatment tank (1), a physicochemical treatment tank (2), a vegetation infiltration layer (3), an infiltration water storage layer (4) and a two-stage artificial soil composite layer (5) which are sequentially communicated.
Advance pretreatment tank (1) preceding through inlet tube (11) and outside sewage intercommunication entering barrier filtering ponds (12), the water of barrier filtering ponds (12) filters back and gets into biochemical treatment pond (13), the processing water of biochemical treatment pond (13) gets into materialization processing pond (2), materialization processing pond (2) are equipped with two processing chambers that separate, every processing chamber is separated by range upon range of crisscross baffle, the processing water of materialization processing pond passes through siphon (24) and gets into plant biological detention layer (3), the processing water of plant biological detention layer (3) passes through soil filtration and gets into infiltration reservoir stratum (4), the water of infiltration reservoir stratum (4) passes through infiltration entering doublestage artificial soil composite bed (5), the processing water of doublestage artificial soil composite bed (5) bottom of doublestage passes through outlet pipe (52) this clean system of discharging.
Example one
The treatment effect of the device for treating domestic sewage is shown in figure 2.
As can be seen from FIG. 2, the domestic sewage treated by the present invention has a TSS removal rate of 90-95%, a COD removal rate of 88-92%, a total nitrogen removal rate of 87-97%, and a total phosphorus removal rate of 90-95%.
Example two
The agricultural sewage is treated by the device of the invention, and the treatment effect is shown in figure 3.
As can be seen from FIG. 3, the agricultural wastewater treated by the method has a TSS removal rate of 88-95%, a COD removal rate of 85-91%, a total nitrogen removal rate of 84-93% and a total phosphorus removal rate of 90-96%.
The water purification system can effectively treat domestic and agricultural sewage, has the advantages of high efficiency and low cost, can effectively remove TSS, surfactant and COD in the sewage, improves the biochemical property of the sewage, and can also effectively remove nitrogen and phosphorus in the sewage. Meanwhile, the oxygen-producing photosynthetic microalgae in the system can absorb nitrogen, phosphorus and other nutrients in the sewage and also can provide oxygen for the sewage treatment bacteria, and the sewage treatment bacteria can degrade and absorb organic matters in the sewage and also can provide carbon dioxide for the microalgae, so that a good microbial-algae microecological balance system is formed, and the growth of harmful bacteria is inhibited.
Claims (7)
1. An artificial soil composite ecological water purification system comprises a pretreatment tank (1), a physicochemical treatment tank (2), a plant-growing percolation layer (3), a percolation water storage layer (4) and a two-stage artificial soil composite layer (5) which are sequentially communicated; advance pretreatment tank (1) preceding through inlet tube (11) and outside sewage intercommunication entering barrier filtering ponds (12), the water of barrier filtering ponds (12) filters back and gets into biochemical treatment pond (13), the processing water of biochemical treatment pond (13) gets into materialization processing pond (2), materialization processing pond (2) are equipped with two processing chambers that separate, every processing chamber is separated by range upon range of crisscross baffle, the processing water of materialization processing pond passes through siphon (24) and gets into plant biological detention layer (3), the processing water of plant biological detention layer (3) passes through soil filtration and gets into infiltration reservoir stratum (4), the water of infiltration reservoir stratum (4) passes through infiltration entering doublestage artificial soil composite bed (5), the processing water of doublestage artificial soil composite bed (5) bottom of doublestage passes through outlet pipe (52) this clean system of discharging.
2. The artificial soil composite ecological water purification system according to claim 1, characterized in that: the biochemical treatment tank (13) contains aquatic plants and is inoculated with various environmentally-beneficial oxygen-producing photosynthetic microalgae and bacteria, and the inoculation ratio of the microalgae to the bacteria is 2: 1-20: 1.
3. The artificial soil composite ecological water purification system according to claim 1, characterized in that: the treatment chamber of the materialization treatment tank (2) is filled with mixed filler (21) of artificial carbon fiber and iron wire balls, each layer of partition board is provided with an ultrasonic sheet (22) capable of generating ultrasonic waves, and the bottom of the treatment chamber is provided with a sludge discharge pipe (23).
4. The artificial soil composite ecological water purification system according to claim 1, characterized in that: the vegetation filtration layer (3) comprises vegetation and cobble and is inoculated with a plurality of environmentally beneficial oxygen-producing photosynthetic microalgae and bacteria.
5. The artificial soil composite ecological water purification system according to claim 1, characterized in that: the permeable water storage layer (4) is composed of one or a mixture of more of coarse sand stone, pumice and zeolite, and the right half part of the permeable layer is provided with a ventilation pipe (31).
6. The artificial soil composite ecological water purification system according to claim 1, characterized in that: doublestage artificial soil composite bed (5) are established ties through siphon (53) by controlling the artificial soil composite bed of two-stage, and the water that permeates the reservoir bed gets into the first order artificial soil composite bed in left side through permeating, and the first order artificial soil composite bed passes through siphon (53) and gets into the artificial soil composite bed of right side second level, has placed in the artifical soil composite bed of doublestage and has mixed material package (51) array, and this clean system is discharged through outlet pipe (52) to the processing water of the artifical soil composite bed bottom of second level.
7. The mixing bag (51) according to claim 6, characterized in that: the mixing bags (51) are gauze-wrapped blocky bags composed of sandy soil, charcoal, sawdust, straw and iron carbon particles, and are separated by fillers penetrating a water storage layer and inoculated with various active bacteria.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010159392.1A CN111170592A (en) | 2020-03-09 | 2020-03-09 | Compound ecological water purification system of artificial soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010159392.1A CN111170592A (en) | 2020-03-09 | 2020-03-09 | Compound ecological water purification system of artificial soil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111170592A true CN111170592A (en) | 2020-05-19 |
Family
ID=70653373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010159392.1A Pending CN111170592A (en) | 2020-03-09 | 2020-03-09 | Compound ecological water purification system of artificial soil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111170592A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114230103A (en) * | 2021-12-23 | 2022-03-25 | 西南交通大学 | Rural distributed domestic sewage treatment device based on multistage soil infiltration system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101823792A (en) * | 2009-03-06 | 2010-09-08 | 中国地质大学（北京） | Device, system and method for vertical multilevel soil permo-treatment of sewage and mixed fillers |
| WO2013007174A1 (en) * | 2011-07-08 | 2013-01-17 | 深圳地大水务工程有限公司 | Three-dimensional ecological deodorant dephosphorization denitrification method and device, and application thereof |
| CN105502656A (en) * | 2015-11-30 | 2016-04-20 | 北京大学 | Two-section type reinforced denitrification multistage soil percolation system |
| CN110066074A (en) * | 2019-05-28 | 2019-07-30 | 河海大学 | A kind of sewage reuse processing unit |
| CN110156242A (en) * | 2018-01-18 | 2019-08-23 | 浙江省农业科学院 | The method of bacteria-algae synergism efficient process aquaculture wastewater |
-
2020
- 2020-03-09 CN CN202010159392.1A patent/CN111170592A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101823792A (en) * | 2009-03-06 | 2010-09-08 | 中国地质大学（北京） | Device, system and method for vertical multilevel soil permo-treatment of sewage and mixed fillers |
| WO2013007174A1 (en) * | 2011-07-08 | 2013-01-17 | 深圳地大水务工程有限公司 | Three-dimensional ecological deodorant dephosphorization denitrification method and device, and application thereof |
| CN105502656A (en) * | 2015-11-30 | 2016-04-20 | 北京大学 | Two-section type reinforced denitrification multistage soil percolation system |
| CN110156242A (en) * | 2018-01-18 | 2019-08-23 | 浙江省农业科学院 | The method of bacteria-algae synergism efficient process aquaculture wastewater |
| CN110066074A (en) * | 2019-05-28 | 2019-07-30 | 河海大学 | A kind of sewage reuse processing unit |
Non-Patent Citations (2)
| Title |
|---|
| 曾郴林: "《微电解法处理难降解有机废水的理论与实例分析》", 31 October 2017, 中国环境出版社 * |
| 陈瑶生: "《现代高效生猪养殖实战方案》", 30 November 2015, 金盾出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114230103A (en) * | 2021-12-23 | 2022-03-25 | 西南交通大学 | Rural distributed domestic sewage treatment device based on multistage soil infiltration system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2004532109A (en) | Pre- and post-treatment systems and methods for plant surface biofiltration | |
| CN111727926B (en) | System and method for ecological purification and cyclic utilization of aquaculture polluted organisms | |
| KR20070109242A (en) | Purification of water system of pond | |
| US6783676B2 (en) | Pre- and post-treatment system and method for aquatic plant filtration using ozone | |
| CN101891332B (en) | Facility for treating pond culture wastewater | |
| CN104761102A (en) | Comprehensive reaction purification treatment method for recycling culture tail water | |
| CN110104904A (en) | A kind of ecological wetland system for polluted water purification and reparation | |
| Hellal et al. | Technologies for wastewater treatment and reuse in Egypt: Prospectives and future challenges | |
| CN105800771B (en) | Biological filter wall system | |
| CN108409069A (en) | A kind of rural domestic sewage treatment system | |
| CN113526785A (en) | One-pond one-dam fresh water pond culture tail water treatment system | |
| CN115191395B (en) | Freshwater pond circulating water culture device and system | |
| Tepe et al. | Treatment of effluents from fish and shrimp aquaculture in constructed wetlands | |
| CN111170592A (en) | Compound ecological water purification system of artificial soil | |
| CN208362108U (en) | System for circulating water aquaculture by using biofilter-artificial wetland | |
| CN211339184U (en) | Domestic sewage integrated treatment equipment based on steel slag ceramsite filler biological filter | |
| CN212102166U (en) | Artificial floating bed system for purifying water by using superfine fibers | |
| CN210538263U (en) | High-efficient filtration clean system of water is bred to sturgeon | |
| CN204779054U (en) | Latent integral type integrated constructed wetland of table suitable for water eutrophic administers | |
| CN108218131A (en) | A kind of ecological canal of coastal tidal aquaculture source water treatment | |
| CN112125405A (en) | Composite artificial wetland system and operation method thereof | |
| CN208038255U (en) | A kind of ecological canal of coastal tidal aquaculture source water treatment | |
| CN111357703A (en) | Water body culture and planting circulating ecological system | |
| CN115072877B (en) | Ecological filter wall and application thereof | |
| CN106830575B (en) | Water supplementing filter type constructed wetland system and treatment method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200519 |