CN107721079A - A kind of urban river ecological is administered and repair system - Google Patents
A kind of urban river ecological is administered and repair system Download PDFInfo
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- CN107721079A CN107721079A CN201711109592.0A CN201711109592A CN107721079A CN 107721079 A CN107721079 A CN 107721079A CN 201711109592 A CN201711109592 A CN 201711109592A CN 107721079 A CN107721079 A CN 107721079A
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- 230000008439 repair process Effects 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 81
- 238000012545 processing Methods 0.000 claims abstract description 24
- 230000006641 stabilisation Effects 0.000 claims abstract description 21
- 238000011105 stabilization Methods 0.000 claims abstract description 21
- 238000002156 mixing Methods 0.000 claims abstract description 11
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 10
- 241000196324 Embryophyta Species 0.000 claims description 20
- 239000010865 sewage Substances 0.000 claims description 19
- 239000002351 wastewater Substances 0.000 claims description 15
- 230000003647 oxidation Effects 0.000 claims description 7
- 238000007254 oxidation reaction Methods 0.000 claims description 7
- 239000002689 soil Substances 0.000 claims description 6
- 241000894006 Bacteria Species 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 230000000243 photosynthetic effect Effects 0.000 claims description 5
- 241000238557 Decapoda Species 0.000 claims description 4
- 235000007164 Oryza sativa Nutrition 0.000 claims description 4
- 235000009566 rice Nutrition 0.000 claims description 4
- 235000015170 shellfish Nutrition 0.000 claims description 4
- 240000007594 Oryza sativa Species 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 12
- 230000006872 improvement Effects 0.000 abstract description 6
- 241001465754 Metazoa Species 0.000 abstract description 4
- 238000012549 training Methods 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 8
- 239000011574 phosphorus Substances 0.000 description 8
- 229910052698 phosphorus Inorganic materials 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 4
- 235000013339 cereals Nutrition 0.000 description 4
- 239000000945 filler Substances 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 241000209094 Oryza Species 0.000 description 3
- 238000005273 aeration Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000000813 microbial effect Effects 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 1
- 241000192700 Cyanobacteria Species 0.000 description 1
- 206010052804 Drug tolerance Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000005422 algal bloom Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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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
- 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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
-
- 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
-
- 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
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)
Abstract
The invention discloses a kind of improvement of urban river ecological and repair system, including rain dirt mixing processing system, river course processing system and the running water circulatory system；The river course processing system includes clean-up stage and Ecological Stabilization section；The running water circulatory system is to set waterway between Ecological Stabilization section downstream and clean-up stage upstream, water is transported to the clean-up stage upstream by water pump by the waterway from the Ecological Stabilization section downstream, one layer of rubble of laying of the waterway bottom, one layer of haydite is laid on the rubble, suited measures to local conditions with providing, integrate the combination technique of rain dirt separate system, artificial wet land treating system, flinty slope cultivating technology, drop technology, running water circulating technology and animals and plants blending technology, river training present situation can be continued, realize the benign recovery of the ecosystem.
Description
Technical field
The present invention relates to a kind of improvement of urban river ecological and repair system, belongs to urban river ecological Treatment process neck
Domain.
Background technology
City black and odorous water is the water environmental problems that the common people have strong complaints in recent years, not only compromises human settlement environment in city,
Also urban civilization image has been had a strong impact on, particularly the water system developed regions such as the Yangtze River Delta, Pearl River Delta, city inland river net spread all over, and occupy
The people occupy along the river mostly, and resident's productive life produces a large amount of waste water, the equal severe overweight of wherein CODcr, total nitrogen, total phosphorus, due to city
Rain dirty shunting in town part old town is not thorough, and sewage finally can not directly discharge completely into sewage network or pass through rainwater
Pipe network drains into cell river course, furthermore because most of cell lacks regular refuse collection and accumulating website, community resident is just nearby
House refuse is deposited in river course both sides by habituation, causes rainy day rain drop erosion so that the direct seepage flow of percolate into river course,
Part rubbish is even directly floated in river course, is on the one hand exacerbated river water quality deterioration, is on the other hand caused river bottom mud to deposit
Seriously, the nitrogen in bed mud, phosphorus seasonal can discharge, and finally enter in river water, are further degrading water quality, also have
Some across-river Industrial Zones, part industrial enterprise environmental consciousness is thin, does not pacify in order to cost-effective according to environmental requirement
Fill sewage treatment facility, oil-containing in production, discharge wantonly containing waste water such as organic matters, even more aggravated the black smelly of river course.In river
CODcr, total nitrogen, the high content of total phosphorus have ultimately resulted in the algal bloom such as the eutrophication of water body, blue-green algae, ball algae, cause
Make water body severe depletion of oxygen, the death of animal and plant in the water thus triggered, plant and animal residues rots that again the black of river course can be aggravated
It is smelly, such vicious circle, it directly affects the physical and mental health of city dweller.
Improvement for black-odor riverway, generally use Chemical treatment, desilting, interception dam intercept water, are aerated, firmly at present
The conventional methods such as matter bank protection, such method is although quick, can strengthen the stability of river levee, but flinty slope can not plant
Kind water plant, interception dam are easily caused water body and do not flow the shortcomings of forming stagnant water, aeration highly energy-consuming equal heavy damage water body
The ecosystem, power consumption are also big.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of urban river ecological improvement and repair system, to carry
For suiting measures to local conditions, collection rain dirt separate system, artificial wet land treating system, flinty slope cultivating technology, drop technology, running water follow
Loop technique and animals and plants blending technology can continue river training present situation, realize the good of the ecosystem in the combination technique of one
Property recover.
The technical problems to be solved by the invention are realized using following technical scheme：
A kind of urban river ecological is administered and repair system, for existing sewage situation, utilizes existing river
Road, using ecological composite structure, the comprehensive regulation is carried out to river course.The structure of river regulation system is handled including rain dirt mixing
System, river course processing system and the running water circulatory system.
Rain dirt mixing processing system is by rain dirt mixed flow waste water through receiving dirty pond, internal layer little Chi, anaerobic reation pool and biological oxidation
Pond, river course is delivered to after handling successively, rain dirt pipeline is delivered to after first rainwater sewage is collected receives dirty pond, receive dirty pond pass through it is first
Step precipitation, after volume larger rubbish precipitation, waste water is by being spaced internal layer little Chi and receiving dirty overflow of receiving received on dirty dividing plate in dirty pond
Head piece flows out to internal layer little Chi, and water conservancy is delivered to anaerobic reation pool, anaerobic reaction by internal layer little Chi by sewage conduct with deadweight
Pond is provided with cover plate, and anaerobic bacteria is used in inside provided with sewage disposal.The side pool wall of anaerobic reation pool is provided with anaerobism overfall, anaerobism
The sewage that overfall overflows is through pipeline to biological oxidation pond, and the degradation of microorganism is passed through in biological oxidation pond, to dirt
Water is further processed, and biological oxidation pond can use aeration oxidizing ecological bed, the qualified discharge pipe discharge in last biological oxidation pond
Waste water is to river course processing system.
If running into torrential rain, rain dirt mixed flow waste water processing system water process amount may be exceeded, system is provided with emergent discharge
Pool inner water is simultaneously fed directly to river course by pipe, emergent delivery pipe connection internal layer little Chi, the opening for delivery pipe of being met an urgent need for auto-control
Opportunity, rain dirt pipeline are provided with flow sensor, liquid level sensor, flow sensor and liquid level sensor are provided with internal layer little Chi
Signal is conveyed to controller, the magnetic valve on controller output drive signal to emergent delivery pipe is only equal in flow and water level
When reaching higher limit, emergent delivery pipe is then turned on, ensures to answer the accuracy on quick-opening valve opportunity.
System passes through the system, mixing waste water fine day water mainly for solving the pretreatment of cell rain dirt mixed flow waste water
Directly retained when less by the system to sewage pipe, and then be emitted into sewage treatment plant, part of contaminated water is overflow first when water is larger
Stream enters surface current artificial wetland, passes through the pretreatment of wetland so that the organic matter of waste water is cut down, then into river
Road processing system.
River course processing system includes clean-up stage and Ecological Stabilization section, and clean-up stage primary recipient passes through rain dirt mixing processing system
Sewage after system processing, the river course processing system include clean-up stage and Ecological Stabilization section, the clean-up stage and Ecological Stabilization section
Center is provided with two rows of bank fixed setting on several chinampas, the clean-up stage and the Ecological Stabilization section at a certain distance
Cultivation box, the cultivation box is interior to contain soil plantation emergent aquactic plant, and biomembrane, the clean-up stage and institute are hung under the plantation lower box part
State Ecological Stabilization section and be spaced a distance in water (flow) direction and be provided with the drop dam of drop, the clean-up stage and the ecology are steady
Determine to throw in section and set benthon or photosynthetic bacteria；
The running water circulatory system is that waterway, elevator pump are set between Ecological Stabilization section downstream and clean-up stage upstream
Water is transported to the clean-up stage upstream by the waterway from the Ecological Stabilization section downstream, the waterway bottom
One layer of rubble is laid, one layer of haydite is laid on the rubble.
The river of downstream ecology stable section is promoted to upstream primary clean-up stage, running water by the running water circulatory system by water pump
Circulate waterway width about 60cm, depth about 30cm, lower floor's paving particle diameter 5cm rubbles, thickness 10cm, above grain footpath 2cm again
One layer of haydite, realize that water body further removes the pollutants such as SS in natural flow process.
Cultivation box is included in the support frame fixed on hard revetment by irony built-in fitting, support frame as described above include cross bar,
Vertical pole and brace, the cross bar connect with one end of the vertical pole, the brace both ends respectively with the other end of the cross bar and
The vertical pole is fixedly connected, and forms triangular support bracket, plantation box body, the casing are fixed with the triangular support bracket
Interior plantation emergent aquactic plant and/or submerged plant, the bottom half are provided with bioelastic filler, and the cultivation box bottom is provided with
Several grabs, described bioelastic filler one end are fixed on the grab, and bioelastic filler described in the other end is fixed with weight
Block.The sewage that mouth enters can be arranged bank to pre-process, by the absorption of plant, attached microbial on root system of plant
Clear up, the microbial degradation in the filtration of soil and bioelastic filler, the organic matter in waste water, nitrogen, phosphorus are carried out
Cut down, reduce the concentration of pollutants discharged into rivers, reduce the difficulty of subsequent treatment.
The beneficial effects of the invention are as follows：(1) present invention abandons traditional physics, Chemical lab management restorative procedure, dirty using rain
Separate system reduces the pollution sources for flowing into river course since source, and black smelly water, Neng Goushi are handled using the natural repair ability of biology
The long system in existing river course is clear long, will not cause secondary pollution to river course.(2) present invention is carried out black-odor riverway by biological means
" ecological assemblage formula " is administered, and the CODcr of black-odor riverway can be reduced into 30mg/L from 180mg/L, total phosphorus drops from 2.5mg/L
To 0.2mg/L, ammonia nitrogen is down to 1mg/L from 8.8mg/L, and ORP is promoted to 350V from -200V, and transparency is promoted to 40cm by 5cm.
After improvement, original black-odor riverway water quality reaches the class water standard of surface water IV, thoroughly solves black smelly.(3) it is of the invention
The plantation box technology used, can overcome existing many river courses flinty slopes can not serike the drawbacks of, planted using bank
A large amount of water plants and cultivation box under the biomembrane purification hung river, while there is aesthetic effect.(4) present invention uses
Drop dam and the running water circulatory system, caused by traditional aeration mode can be overcome mass energy waste, filled using water body flow
Oxygen, while water quality is purified again by the running water circulatory system, realize the pollution of river in the case where not causing any secondary pollution
The natural decomposition and water quality of thing are lifted again.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the cultivation box structural representation of the present invention；
In figure：Rain dirt mixing processing system 1, clean-up stage 2.1, Ecological Stabilization section 2.2, drop dam 2.3, chinampa 2.4, work
Water circulation system 3, elevator pump 3.1, cultivation box 4.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, below
With reference to being specifically illustrating, the present invention is expanded on further.
As shown in Figure 1-2, river course processing system mean breadth D=15m, mean depth 1.5m, the ㎡ of water surface area 8100,
Along water (flow) direction, river course is divided into clean-up stage 2.1, length is R1=270m and Ecological Stabilization section 2.2, length R3=270m,
Sewage is first by rain dirt mixing processing system 1, and overflow enters surface current artificial wetland, then into river course, along river course
Every 20m, artificial floating island 2.4 at one is set, on river course both sides by making the technology of cultivation box 4 certainly, both sides fill cultivation box 4 along the river,
The emergent aquactic plant such as soil, plantation thaliadeabata is contained in cultivation box 4, plants below case and hangs biomembrane, biofilm spacing 20cm；Then along water
Direction is flowed, drop 20cm drops dam 2.3 is set every 300 meters, realizes that river channel natural is oxygenated, finally by the running water circulatory system
3 IV, 1 power of installation is 0.5kw/ platform elevator pumps, and the river of downstream ecology stable section 2.2 is promoted into upstream primary purification
Section 2.1, running water circulation waterway width about 60cm, depth about 30cm, lower floor's paving particle diameter 5cm rubbles, thickness 10cm, above
One layer of grain footpath 2cm haydites again, realize water body further evolution water quality in natural flow process；Whole section according to
0.05kg/ ㎡ density launches screw, shellfish, rice shrimp benthon, is thrown according to 0.005kg/ ㎡ density and spreads photosynthetic bacteria.It is useless
Water flows through above-mentioned unit successively, the CODcr in waste water can be reduced into 40mg/L from 180mg/L, and ammonia nitrogen is from 8.5mg/L
0.6mg/L is reduced to, total phosphorus is reduced to 0.3mg/L from 3.8mg/L, and water transparency increases to 40cm, water body from original 10cm
Water quality is greatly improved.
Embodiment 2
River course processing system mean breadth D=12m, mean depth 1m, the ㎡ of water surface area 4320, along water (flow) direction, by river
Road is divided into clean-up stage 2.1180m and Ecological Stabilization section 2.2, length R3=180m, and sewage passes through rain dirt mixing processing system first
System 1, overflow enters surface current artificial wetland, and then into river course, artificial floating island at one is set every 20m along river course
2.4, on river course both sides by making the technology of cultivation box 4 certainly, both sides fill cultivation box 4 along the river, fill soil in cultivation box 4, plant thaliadeabata
Deng emergent aquactic plant, plant and biomembrane (biofilm spacing 20cm) is hung below case；Then along water (flow) direction, drop is set every 300 meters
20cm drops dam 2.3, realizes that river channel natural is oxygenated, and finally by the running water circulatory system 3 IV, 1 power of installation is 0.5kw/ platforms
Elevator pump, the river of downstream ecology stable section 2.2 is promoted to upstream primary clean-up stage 2.1, running water circulation waterway width
About 60cm, depth about 30cm, lower floor's paving particle diameter 5cm rubbles, thickness 10cm, one layer of grain footpath 2cm haydites again, are realized above
Water body further evolution water quality in natural flow process；Whole section according to 0.05kg/ ㎡ density launch screw, shellfish,
Rice shrimp benthon, throws according to 0.005kg/ ㎡ density and spreads photosynthetic bacteria.Waste water flows through above-mentioned unit successively, will can give up
CODcr in water is reduced to 30mg/L from 120mg/L, and ammonia nitrogen is reduced to 0.5mg/L from 7mg/L, and total phosphorus reduces from 2.9mg/L
To 0.2mg/L, water transparency increases to 36cm from original 16cm, and water quality is greatly improved.
Embodiment 3
River course processing system mean breadth D=20m, mean depth 1.8m, the ㎡ of water surface area 12000, along water (flow) direction,
River course is divided into clean-up stage 2.1, length is 300m and Ecological Stabilization section 2.2, length 300m, and sewage is dirty mixed by rain first
Processing system 1 V is arranged, overflow enters surface current artificial wetland, then into river course, is set along river course every 20m at one
Artificial floating island 2.4, on river course both sides by making the technology of cultivation box 4 certainly, both sides fill cultivation box 4 along the river, and soil, kind are filled in cultivation box 4
The emergent aquactic plants such as thaliadeabata are planted, plants and biomembrane (biofilm spacing 20cm) is hung below case；Then along water (flow) direction, every 300 meters
Drop 20cm drops dam 2.3 is set, realizes that river channel natural is oxygenated, finally by the running water circulatory system 3,1 power of installation is
0.5kw/ platform elevator pumps, the river of downstream ecology stable section 2.2 is promoted to upstream primary clean-up stage 2.1, running water circulation flowing water
Ditch width about 60cm, depth about 30cm, lower floor's paving particle diameter 5cm rubbles, thickness 10cm, above grain footpath 2cm haydites one again
Layer, realizes water body further evolution water quality in natural flow process；Spiral shell is launched according to 0.05kg/ ㎡ density in whole section
Silk, shellfish, rice shrimp benthon, thrown according to 0.005kg/ ㎡ density and spread photosynthetic bacteria.Waste water flows through above-mentioned each list successively
Member, the CODcr in waste water can be reduced to 35mg/L from 156mg/L, ammonia nitrogen is reduced to 0.5mg/L from 6.6mg/L, total phosphorus from
3.2mg/L is reduced to 0.3mg/L, and water transparency increases to 38cm from original 10cm, and water quality is greatly improved.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The skill of the industry
For art personnel it should be appreciated that the present invention is not limited to the above embodiments, described in above-described embodiment and specification is explanation
The principle of the present invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, this
A little changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claim
Book and its equivalent thereof.
Claims (6)
1. a kind of urban river ecological is administered and repair system, it is characterised in that：Including rain dirt mixing processing system, river course processing
System and the running water circulatory system；
The river course processing system includes clean-up stage and Ecological Stabilization section, and a spacing is pressed in the clean-up stage and Ecological Stabilization section center
From the two row's cultivation boxs of bank fixed setting for being provided with several chinampas, the clean-up stage and the Ecological Stabilization section, the kind
Plant and soil plantation emergent aquactic plant is contained in case, hang biomembrane under the plantation lower box part, the clean-up stage and the Ecological Stabilization section exist
Water (flow) direction, which is spaced a distance, is provided with the drop dam of drop, is thrown in the clean-up stage and the Ecological Stabilization section and sets bottom and dwell life
Thing or photosynthetic bacteria；
For the running water circulatory system to set waterway between Ecological Stabilization section downstream and clean-up stage upstream, elevator pump leads to water
Cross the waterway and be transported to the clean-up stage upstream, one layer of the laying of the waterway bottom from the Ecological Stabilization section downstream
Rubble, one layer of haydite is laid on the rubble.
2. a kind of urban river ecological according to claim 1 is administered and repair system, it is characterised in that：The rain is dirty mixed
What row's processing system included receiving sewage receives dirty pond, and described receive is provided with internal layer little Chi, the internal layer little Chi by dirty pond and receives dirty pond
Between by receiving dirty baffle interval, described to receive eaves on dirty dividing plate and be provided with and receive dirty overfall, the internal layer little Chi passes through sewage conduct
By sewage transport to anaerobic reation pool, the anaerobic reation pool top is provided with cover plate, and the side pool wall of the anaerobic reation pool is set
Have an anaerobism overfall, the sewage that the anaerobism overfall overflows through pipeline to biological oxidation pond, the biological oxidation pond
Qualified discharge pipe discharges waste water to river course processing system.
3. a kind of urban river ecological according to claim 1 is administered and repair system, it is characterised in that：The drop dam
It is spaced 200-300m, drop 15-30cm.
4. a kind of urban river ecological according to claim 1 is administered and repair system, it is characterised in that：The rubble is thick
Spend for 7-15cm, haydite particle diameter 1-4cm.
5. a kind of urban river ecological according to claim 1 is administered and repair system, it is characterised in that：The bottom is dwelt life
Thing is screw, shellfish and/or rice shrimp.
6. a kind of urban river ecological according to claim 1 is administered and repair system, it is characterised in that：The overfall
Plantation has artificial swamp between the clean-up stage.
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| CN201711109592.0A CN107721079A (en) | 2017-11-11 | 2017-11-11 | A kind of urban river ecological is administered and repair system |
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| CN201711109592.0A CN107721079A (en) | 2017-11-11 | 2017-11-11 | A kind of urban river ecological is administered and repair system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109534619A (en) * | 2019-01-02 | 2019-03-29 | 上海园林绿化建设有限公司 | A kind of new type water ecological recycle system |
| CN110028150A (en) * | 2019-04-28 | 2019-07-19 | 江苏省中国科学院植物研究所 | A kind of modularization coupling sewage disposal system |
| CN110713260A (en) * | 2019-10-28 | 2020-01-21 | 福建永前生态环境技术有限公司 | Ecological treatment system for landscape water area sewage |
| CN112028260A (en) * | 2020-09-01 | 2020-12-04 | 谢海亭 | Ecological balance system of inner loop river |
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