CN106277657A - The most interim purifying integral system and effluent purification method - Google Patents
The most interim purifying integral system and effluent purification method Download PDFInfo
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- CN106277657A CN106277657A CN201610941768.8A CN201610941768A CN106277657A CN 106277657 A CN106277657 A CN 106277657A CN 201610941768 A CN201610941768 A CN 201610941768A CN 106277657 A CN106277657 A CN 106277657A
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- 238000000746 purification Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 65
- 241000196324 Embryophyta Species 0.000 claims abstract description 59
- 238000005273 aeration Methods 0.000 claims abstract description 31
- 239000010865 sewage Substances 0.000 claims abstract description 25
- 238000007667 floating Methods 0.000 claims abstract description 18
- 239000000945 filler Substances 0.000 claims abstract description 16
- 244000005700 microbiome Species 0.000 claims abstract description 15
- 230000003647 oxidation Effects 0.000 claims abstract description 14
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 14
- 150000003839 salts Chemical class 0.000 claims abstract description 9
- 238000001556 precipitation Methods 0.000 claims abstract description 5
- 238000011065 in-situ storage Methods 0.000 claims description 19
- 244000025254 Cannabis sativa Species 0.000 claims description 12
- 239000004575 stone Substances 0.000 claims description 12
- 238000000354 decomposition reaction Methods 0.000 claims description 9
- 239000011435 rock Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 229910052875 vesuvianite Inorganic materials 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 5
- 235000015097 nutrients Nutrition 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 4
- 230000001376 precipitating effect Effects 0.000 claims description 3
- 239000004576 sand Substances 0.000 claims description 3
- 244000050510 Cunninghamia lanceolata Species 0.000 claims description 2
- 238000005202 decontamination Methods 0.000 claims 5
- 230000003588 decontaminative effect Effects 0.000 claims 5
- 230000010354 integration Effects 0.000 claims 5
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 5
- 230000000050 nutritive effect Effects 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 4
- 238000003911 water pollution Methods 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 230000003197 catalytic effect Effects 0.000 abstract 2
- 238000004065 wastewater treatment Methods 0.000 abstract 1
- 239000012528 membrane Substances 0.000 description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 7
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 229910052698 phosphorus Inorganic materials 0.000 description 5
- 239000011574 phosphorus Substances 0.000 description 5
- 230000002035 prolonged effect Effects 0.000 description 5
- 239000003344 environmental pollutant Substances 0.000 description 4
- 238000011049 filling Methods 0.000 description 4
- 239000002957 persistent organic pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- 241001113556 Elodea Species 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 244000205574 Acorus calamus Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
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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
- 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
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
-
- 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
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/001—Runoff or storm water
-
- 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
-
- 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
- C02F3/06—Aerobic processes using submerged filters
-
- 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
- C02F3/10—Packings; Fillings; Grids
-
- 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
- C02F3/327—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae characterised by animals and plants
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Hydroponics (AREA)
Abstract
The open a kind of effluent purification method of the present invention, mainly for the problem that can not carry out sewage disposal in the construction of wastewater treatment plant cycle, it is proposed that a kind of effluent purification method processing short time water pollution, including the secretly section of culvert catalytic oxidation and dark culvert outlet ecological intercepting wall；Wherein, dark section catalytic oxidation of containing includes: 1) remove floating thing by grid；2) water body through grid is carried out precipitation process, remove floating thing further；3) water body through precipitation process is carried out aeration；4) control artificial aquatic weed ribbon to float above aeration point；5) surface of artificial aquatic weed ribbon produces biomembrane, and the Organic substance in water body is decomposed by the microorganism in biomembrane；Dark outlet ecological intercepting wall of containing includes: 1) is adsorbed water body by ecological intercepting wall filler and filters；2) by the nutritive salt in the plant absorption water body of plantation on ecological intercepting wall.The present invention has clean-up effect clearly to water pollution.
Description
Technical Field
The invention relates to an in-situ temporary purification integrated system and a sewage purification method.
Background
Along with the rapid development of cities and the rapid increase of population, the demand on land is further increased, so that the river channels flowing through the cities are covered by concrete slabs and become hidden culverts, the construction of sewage treatment projects serving as urban infrastructures is relatively lagged behind, the coverage of pipe networks is insufficient, a large amount of sewage is directly discharged into the river channels, the river channels become sewage discharge ditches, and the serious black and odorous phenomenon is presented. The black and odorous rivers not only affect the living environment of surrounding residents, reduce the life quality of the whole city, but also pollute the soil and underground water around the river.
In order to treat pollution, sewage interception along a river and gradual implementation of rain and sewage diversion are effective measures, but are influenced by city planning construction progress, the construction period of a sewage treatment plant and a matched pipe network is long, the existing sewage pipe network is imperfect, sewage cannot be directly discharged into the pipe network in a short time, and the problem of black and odor of the river channel is difficult to solve. Therefore, a temporary purification system is established in situ in the river channel, and the method is an economic and effective measure for treating sewage in a short time and eliminating the black and odorous river channel.
In the existing sewage interception technology of the river drain outlet, for example, a Chinese patent with publication number CN105859044A discloses a temporary sewage treatment purification system and a sewage treatment method, which adopt a classification and oxygen enrichment mode to achieve the purpose of rapidly purifying and treating sewage. Chinese patent publication No. CN204400703U discloses an "artificial waterweed type sewage quality in-situ purification device", which provides an artificial waterweed type sewage quality in-situ purification device that can centrally treat sewage, has thorough purification, good effect, low pollutant retention rate, and is not easy to pollute the whole river.
Disclosure of Invention
Aiming at the problems, the invention provides a sewage purification method capable of treating short-time water body pollution.
In order to achieve the aim, the sewage purification method comprises the steps of contact oxidation of a hidden culvert section and ecological interception walls at the hidden culvert outlet; wherein,
the dark culvert section contact oxidation comprises the following steps:
1) removing floating objects through a grating;
2) settling the water body passing through the grating to further remove floating materials;
3) aerating the water body subjected to precipitation treatment;
4) controlling the artificial float grass to float above the aeration point;
5) generating a biological film on the surface of the artificial float grass ribbon, and decomposing organic matters in the water body by microorganisms in the biological film;
ecological interception wall of dark culvert export includes:
1) adsorbing and filtering the water body by using ecological interception wall fillers;
2) the nutrient salt in the water body is absorbed by the plants planted on the ecological interception wall.
The upper end of the artificial float grass ribbon of the sewage purification method is in a free floating state, the aeration pipe is arranged below the artificial float grass to ensure that the artificial float grass ribbon is fully contacted with dissolved oxygen, the artificial float grass ribbon has a larger specific surface area, can provide a huge biological attachment surface for the growth and the propagation of microorganisms in water, is suitable for the attachment and the growth of the microorganisms, and small bubbles formed by gas substances generated by the decomposition of the attached microorganisms are densely distributed on the surface layer of the ribbon to prevent the ribbon from sagging or sinking due to the increase of a biological film. The biological membrane is in a floating and dispersing state, so that the mutual contact of the biological membrane and organic pollutants in water is increased, the purification rate is improved, and the service life of the biological membrane is prolonged. The artificial aquatic weed ribbon adopted by the invention has a higher removal effect on the pollutants in the river water body, wherein the removal rate of organic matters can reach 60%, the removal rate of suspended matters reaches 96%, and the removal rate of total nitrogen and total phosphorus is about 60%.
In addition, the filler in the ecological interception wall can adsorb and filter the water body, and the plant on the ecological interception wall can absorb the nutritive salt generated by decomposing organic matters by the artificial aquatic plant streamer, and the plant on the ecological interception wall can also remove ammonia nitrogen in water, so that the problem that the ammonia nitrogen removal capability of the artificial aquatic plant streamer is not enough is solved.
Aiming at the problems, the invention provides an in-situ temporary purification integrated system capable of treating short-time water pollution.
In order to achieve the aim, the in-situ temporary purification integrated system comprises a contact oxidation section arranged at a hidden culvert section and an ecological intercepting wall arranged at a hidden culvert outlet; wherein,
the contact oxidation section comprises a grid for removing floating objects in water, a sand pool for precipitating the water and an aeration area for aerating the water, which are sequentially arranged along the flowing direction of the water;
the aeration area comprises an aeration device and a decomposition device, the aeration device comprises a plurality of aeration ports arranged at the bottom of the water body, and the decomposition device comprises a plurality of artificial aquatic plant ribbons, ribbon supports connected with the bottom ends of the aquatic plant ribbons and fixing supports for fixing the ribbon supports at the bottom of the water body;
the ecological intercepting wall comprises a plurality of fixing piles, at least one cage net connected with each fixing pile, filler arranged in the cage net and plants planted on the tops of the filler.
Furthermore, the length of the artificial aquatic weed streamers is 80cm, the width of the artificial aquatic weed streamers is 5cm, and the interval between the connection points of two adjacent artificial aquatic weed streamers and the streamers is 10 cm.
Further, the fixed pile is a fir pile fixed at the bottom of the riverbed, the cage net is a Bingge stone cage net, and the filler is rock blocks and/or volcanic rocks.
Further, the filler is a lump stone and a vesuvianite, and the mixing ratio of the lump stone to the vesuvianite is 1: 2.
Further, the aeration openings are arranged on the ribbon bracket and are in one-to-one correspondence with the artificial float grass ribbons.
Furthermore, the ecological intercepting wall comprises three wall bodies which are arranged in a C shape, wherein the length of the wall body perpendicular to the hidden culvert section is the same as the width of the hidden culvert section.
The upper end of the artificial aquatic weed ribbon of the in-situ temporary purification integrated system is in a free floating state, the aeration pipe is arranged below the artificial aquatic weed to ensure that the artificial aquatic weed ribbon is fully contacted with dissolved oxygen, the artificial aquatic weed ribbon has a large specific surface area, can provide a huge biological attachment surface for growth and reproduction of microorganisms in water, and is suitable for attachment and growth of the microorganisms, and small bubbles formed by gas substances generated by decomposition of the attached microorganisms are densely distributed on the surface layer of the ribbon, so that the ribbon cannot sag or sink due to increase of a biological film. The biological membrane is in a floating and dispersing state, so that the mutual contact of the biological membrane and organic pollutants in water is increased, the purification rate is improved, and the service life of the biological membrane is prolonged. The artificial aquatic weed ribbon adopted by the invention has a higher removal effect on the pollutants in the river water body, wherein the removal rate of organic matters can reach 60%, the removal rate of suspended matters reaches 96%, and the removal rate of total nitrogen and total phosphorus is about 60%.
In addition, the filler in the ecological interception wall can adsorb and filter the water body, and the plant on the ecological interception wall can absorb the nutritive salt generated by decomposing organic matters by the artificial aquatic plant streamer, and the plant on the ecological interception wall can also remove ammonia nitrogen in water, so that the problem that the ammonia nitrogen removal capability of the artificial aquatic plant streamer is not enough is solved.
Drawings
FIG. 1 is a process flow diagram of the method for purifying wastewater according to the present invention;
FIG. 2 is a schematic view of the construction of an artificial aquatic weed streamers in the in-situ temporary purification integrated system of the present invention;
FIG. 3 is a schematic plan view showing a preferred structure of the ecological intercepting wall in the in-situ temporary purification integrated system according to the present invention;
FIG. 4 is a schematic sectional view of an ecological intercepting wall in an in-situ temporary purification integrated system according to the present invention.
Detailed Description
The invention is further described with reference to the accompanying drawings.
Example 1
As shown in fig. 1, the present embodiment provides a sewage purification method, which includes a hidden culvert section contact oxidation and a hidden culvert outlet ecological intercepting wall; wherein,
the dark culvert section contact oxidation comprises the following steps:
1) removing floating objects through a grating;
2) settling the water body passing through the grating to further remove floating materials;
3) aerating the water body subjected to precipitation treatment;
4) controlling the artificial float grass to float above the aeration point;
5) generating a biological film on the surface of the artificial float grass ribbon, and decomposing organic matters in the water body by microorganisms in the biological film;
ecological interception wall of dark culvert export includes:
1) adsorbing and filtering the water body by using ecological interception wall fillers;
2) the nutrient salt in the water body is absorbed by the plants planted on the ecological interception wall.
The upper end of the artificial aquatic weed ribbon of the sewage purification method is in a free floating state, the aeration pipe is arranged below the artificial aquatic weed, the artificial aquatic weed ribbon is ensured to be fully contacted with dissolved oxygen, the artificial aquatic weed ribbon has a large specific surface area, a huge biological attachment surface can be provided for growth and reproduction of microorganisms in water, and the artificial aquatic weed ribbon is suitable for attachment and growth of the microorganisms. The biological membrane is in a floating and dispersing state, so that the mutual contact of the biological membrane and organic pollutants in water is increased, the purification rate is improved, and the service life of the biological membrane is prolonged. The artificial aquatic plant banderol used in the embodiment has a high removal effect on the pollutants in the water body of the river, wherein the removal rate of the organic matters can reach 60%, the removal rate of the suspended matters can reach 96%, and the removal rate of the total nitrogen and the total phosphorus is about 60%.
In addition, the filler in the ecological interception wall can adsorb and filter the water body, and the plant on the ecological interception wall can absorb the nutritive salt generated by decomposing organic matters by the artificial aquatic plant streamer, and the plant on the ecological interception wall can also remove ammonia nitrogen in water, so that the problem that the ammonia nitrogen removal capability of the artificial aquatic plant streamer is not enough is solved.
Example 2
As shown in fig. 2 to 4, the embodiment provides an in-situ temporary purification integrated system, which comprises a contact oxidation section arranged at a hidden culvert section and an ecological intercepting wall 7 arranged at a hidden culvert outlet; wherein,
the contact oxidation section comprises a grid for removing floating objects in water, a sand pool for precipitating the water and an aeration area for aerating the water, which are sequentially arranged along the flowing direction of the water;
the aeration area comprises an aeration device and a decomposition device, the aeration device comprises a plurality of aeration ports 3 arranged at the bottom of the water body, and the decomposition device comprises a plurality of artificial aquatic plant ribbons 1, ribbon supports 2 connected with the bottom ends of the aquatic plant ribbons, and fixing supports 4 for fixing the ribbon supports 2 at the bottom of the water body;
the ecological intercepting wall 7 comprises a plurality of fixing piles 5, at least one cage net 9 connected with each fixing pile 5, filling materials 8 arranged in the cage net 9 and plants 6 planted on the tops of the filling materials 8.
The artificial aquatic weed streamers 1 are 80cm long and 5cm wide, and the interval between the connection points of two adjacent artificial aquatic weed streamers 1 and the streamers is 10 cm.
The spud pile 5 is the china fir stake of fixing in the riverbed bottom, the cage net 9 is binge check stone cage net 9, pack 8 and be the lump stone and/or volcanic rock.
The filler 8 is a lump stone and a vesuvianite, and the mixing ratio of the lump stone to the vesuvianite is 1: 2.
As shown in fig. 2, the artificial aquatic plant streamer 1 is fixed on the streamer support 2, the lower end of the artificial aquatic plant streamer is connected with the aeration pipe 3, and the artificial aquatic plant streamer is fixed at the bottom of the river channel culvert through the fixing support 4. The length of each artificial aquatic weed is 80cm, the width of each artificial aquatic weed is 5cm, and each artificial aquatic weed is connected by the biological streamer bracket 2 at an interval of 10 cm. The artificial aquatic weed streamer has a large specific surface area, can provide a huge biological attachment surface for growth and reproduction of microorganisms in water, is suitable for attachment and growth of the microorganisms, and small bubbles formed by gas substances generated by decomposition of the attached microorganisms are densely distributed on the surface layer of the streamer, so that the streamer cannot sag or sink due to increase of a biological film. The biological membrane is in a floating and dispersing state, so that the mutual contact of the biological membrane and organic pollutants in water is increased, the purification rate is improved, and the service life of the biological membrane is prolonged.
As shown in fig. 3, an ecological intercepting wall is additionally arranged at a water outlet of a river channel culvert, solid suspended matters in a water body are reduced through the adsorption and interception functions of the filler, organic matters in the water body are effectively degraded, and the water quality and the water impression of the river channel water body are obviously improved.
As shown in fig. 4, the ecological intercepting wall 7 is composed of a binge gabion mesh 9, filling material rock and vesuvianite 8 and aquatic plants 6, and is fixed at the bottom of the riverbed through fir piles 5. The aquatic plant calamus is planted at the top, so that the nutrient salts such as nitrogen, phosphorus and the like in the water body can be effectively absorbed, and the effect of improving the river landscape is achieved; the filling materials of the Bingge stone cage net 9 are stone blocks and volcanic rocks with the length of about 20cm, the mixing ratio is 1:2, and the Bingge stone cage net mainly plays roles in filtering, adsorbing and purifying.
The removal rate of the in-situ temporary purification integrated system to suspended matters, organic matters, total nitrogen, total phosphorus and ammonia nitrogen exceeds 60 percent.
Example 3
On the basis of the embodiment, the aeration ports are arranged on the ribbon bracket, and the aeration ports and the artificial aquatic weed ribbons are arranged in one-to-one correspondence. Because the ribbon bracket is fixed through the fixed bracket, the aeration port is arranged on the ribbon bracket to fix the position of the aeration port, and the artificial aquatic weed ribbon is arranged in one-to-one correspondence with the aeration port to fully contact the artificial aquatic weed ribbon with the dissolved oxygen.
Example 4
On the basis of the embodiment, the ecological intercepting wall comprises three wall bodies which are arranged in a C shape, wherein the length of the wall body perpendicular to the hidden culvert section is the same as the width of the hidden culvert section. The ecological intercepting wall is set to be C-shaped, the length of the ecological intercepting wall can be prolonged, the filtering and adsorption efficiency of the wall body to a water body can be improved, more plants can be planted at the same time, and the absorption efficiency of nutrient salts is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (7)
1. A sewage purification method is characterized in that: comprises a hidden culvert section contact oxidation and a hidden culvert outlet ecological intercepting wall; wherein,
the dark culvert section contact oxidation comprises the following steps:
1) removing floating objects through a grating;
2) settling the water body passing through the grating to further remove floating materials;
3) aerating the water body subjected to precipitation treatment;
4) controlling the artificial float grass to float above the aeration point;
5) generating a biological film on the surface of the artificial float grass ribbon, and decomposing organic matters in the water body by microorganisms in the biological film;
ecological interception wall of dark culvert export includes:
1) adsorbing and filtering the water body by using ecological interception wall fillers;
2) the nutrient salt in the water body is absorbed by the plants planted on the ecological interception wall.
2. An integrated system for in-situ temporary purification, comprising: comprises a contact oxidation section arranged at a hidden culvert section and an ecological intercepting wall arranged at a hidden culvert outlet; wherein,
the contact oxidation section comprises a grid for removing floating objects in water, a sand pool for precipitating the water and an aeration area for aerating the water, which are sequentially arranged along the flowing direction of the water;
the aeration area comprises an aeration device and a decomposition device, the aeration device comprises a plurality of aeration ports arranged at the bottom of the water body, and the decomposition device comprises a plurality of artificial aquatic plant ribbons, ribbon supports connected with the bottom ends of the aquatic plant ribbons and fixing supports for fixing the ribbon supports at the bottom of the water body;
the ecological intercepting wall comprises a plurality of fixing piles, at least one cage net connected with each fixing pile, filler arranged in the cage net and plants planted on the tops of the filler.
3. The in-situ temporary decontamination integration system of claim 2, wherein: the artificial aquatic plant streamers are 80cm long and 5cm wide, and the interval between the connection points of two adjacent artificial aquatic plant streamers and the streamers is 10 cm.
4. The in-situ temporary decontamination integration system of claim 2, wherein: the spud pile is the china fir stake of fixing in the riverbed bottom, the cage net is binge check stone cage net, pack for the lump stone and/or the volcanic rock.
5. The in-situ temporary decontamination integration system of claim 4, wherein: the filler is composed of a rock block and a vesuvianite, and the mixing ratio of the rock block to the vesuvianite is 1: 2.
6. The in-situ temporary decontamination integration system of claim 2, wherein: the aeration openings are arranged on the ribbon bracket and are in one-to-one correspondence with the artificial float grass ribbons.
7. The in-situ temporary decontamination integration system of claim 2, wherein: the ecological intercepting wall comprises three wall bodies which are arranged in a C shape, wherein the length of the wall body perpendicular to the hidden culvert section is the same as the width of the hidden culvert section.
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| CN201610941768.8A CN106277657A (en) | 2016-10-31 | 2016-10-31 | The most interim purifying integral system and effluent purification method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107352639A (en) * | 2017-09-05 | 2017-11-17 | 苏州淡林环境科技有限公司 | One kind exposes oneself air supporting suspension type biologic packing material system |
| CN107399809A (en) * | 2017-09-05 | 2017-11-28 | 苏州淡林环境科技有限公司 | A kind of efficiently diaphragm suspension soft quick-mount system entirely |
| CN107698105A (en) * | 2017-11-10 | 2018-02-16 | 中冶华天工程技术有限公司 | A kind of city river rainwater discharge outlet pretreatment unit |
| CN108558150A (en) * | 2018-07-11 | 2018-09-21 | 郑州大学 | A kind of purification of city river aerobic ecological and habitat improve integrated system |
| CN109896691A (en) * | 2017-12-08 | 2019-06-18 | 南京工大开元环保科技（滁州）有限公司 | Black-odor riverway ecological intercepting restorative procedure |
| CN113716797A (en) * | 2021-08-23 | 2021-11-30 | 中国长江三峡集团有限公司 | In-situ purification system and method for mixed-drainage box culvert micro-polluted water body |
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| CN107399809A (en) * | 2017-09-05 | 2017-11-28 | 苏州淡林环境科技有限公司 | A kind of efficiently diaphragm suspension soft quick-mount system entirely |
| CN107698105A (en) * | 2017-11-10 | 2018-02-16 | 中冶华天工程技术有限公司 | A kind of city river rainwater discharge outlet pretreatment unit |
| CN107698105B (en) * | 2017-11-10 | 2024-04-16 | 中冶华天工程技术有限公司 | Urban river rainwater discharge port preprocessing device |
| CN109896691A (en) * | 2017-12-08 | 2019-06-18 | 南京工大开元环保科技（滁州）有限公司 | Black-odor riverway ecological intercepting restorative procedure |
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| CN113716797A (en) * | 2021-08-23 | 2021-11-30 | 中国长江三峡集团有限公司 | In-situ purification system and method for mixed-drainage box culvert micro-polluted water body |
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