CN108658246A - A method of repairing black and odorous water using mid-term rainwater - Google Patents
A method of repairing black and odorous water using mid-term rainwater Download PDFInfo
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- CN108658246A CN108658246A CN201810462561.1A CN201810462561A CN108658246A CN 108658246 A CN108658246 A CN 108658246A CN 201810462561 A CN201810462561 A CN 201810462561A CN 108658246 A CN108658246 A CN 108658246A
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- rainwater
- black
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- odorous water
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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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- Biodiversity & Conservation Biology (AREA)
- Hydrology & Water Resources (AREA)
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- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
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- Organic Chemistry (AREA)
- Activated Sludge Processes (AREA)
- Road Paving Structures (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention belongs to environmental constructions and protection technique field, and in particular to a method of repairing black and odorous water using mid-term rainwater.A method of repairing black and odorous water using mid-term rainwater, it is characterised in that it includes the following steps：A, rainfall runoff is collected：Rainfall runoff is collected, into rain early-stage split-flow device；B, rainwater detaches：Rain early-stage split-flow device is discharged after first isolating initial rainwater, regathers mid-term rainwater；C, reoxygenation is handled：The mid-term rainwater of collection enters reoxygenation region and carries out reoxygenation；D, microorganism is adjusted：First configuration cobblestone and bio-film colonization material in the water body of mid-term rainwater and black and odorous water contact area, are then inoculated with EM strains.Black and odorous water reparation is combined by the present invention with rainwater utilization, is had the effects that improve black and odorous water phenomenon, is rationally utilized mid-term rainwater resource, raising water body dissolved oxygen amount.
Description
Technical field
The invention belongs to environmental constructions and protection technique field, and in particular to a kind of to repair black and odorous water using mid-term rainwater
Method.
Background technology
It is more than self-purification capacity that expressway around city development, which causes water body to be received dirty, and a large amount of lakes, river become black and odorous water.Black smelly water
One of the main reason for body formation is a large amount of consumption of dissolved oxygen and reoxygenation deficiency leads to vicious circle, and pollutant is by insufficient drop
Solution.When Organic Pollutants In Water too high levels, under the action of aerobic microbiological, organic matter, which decomposes, largely to be consumed in water
Oxygen makes water body be converted to anoxic or anaerobic state.Under anoxic and anaerobic condition, the metal ions such as iron, manganese in water body with
Sulphion in water forms the compounds such as ferrous sulfide, manganese sulfide.Suspended particle absorbing control ferrous sulfide, manganese sulfide etc., cause water
Body blackening；Organic matter corruption is decomposed, and is generated the odorants such as ammonia, hydrogen sulfide, mercaptan, thioether, organic amine and organic acid, is caused
Water body fouls.The principal element for being not difficult to analyze influence black and odorous water as a result, has：Organic pollution concentration, nutrient concentrations,
Pollute the time (time through going through after pollution is formed), hydraulics, temperature condition etc..
In disclosed patented technology, it is concentrated mainly on aerator about the research of the smelly water body treating of urban black,
Relevant publication patent is more.Aerator disturbs the water surface by pump or to underwater aeration, increases Dissolved Oxygen in Water, improve pollution
Object decomposition efficiency inhibits anaerobism bacterium algae, is the common method for administering black and odorous water.But water body is aerated using pump machine and is existed
The problems such as consumption is big, efficiency is low and easily makes odor causing substance loss.
Invention content
In view of the above technical problems, the purpose of the present invention is to provide a kind of sides for repairing black and odorous water using mid-term rainwater
Black and odorous water reparation is combined by method, the present invention with rainwater utilization, and having improves black and odorous water phenomenon, rationally utilizes mid-term rainwater
Resource improves the effects that water body dissolved oxygen amount.
To achieve the above object, the technical solution used in the present invention is：
A method of repairing black and odorous water using mid-term rainwater, it is characterised in that it includes the following steps：
A, rainfall runoff is collected：Rainfall runoff is collected, into rain early-stage split-flow device；
B, rainwater detaches：Rain early-stage split-flow device is discharged after first isolating initial rainwater, regathers mid-term rainwater；
C, reoxygenation is handled：The mid-term rainwater of collection enters reoxygenation region and carries out reoxygenation；
D, microorganism is adjusted：First configuration cobblestone and biology are hung in the water body of mid-term rainwater and black and odorous water contact area
Then membrane material is inoculated with EM strains.
Preferably, the reoxygenation mode is drop reoxygenation, the reoxygenation region is multi-stage stairs formula structure, wherein multistage
It is suddenly lower slow in the step gradient of staircase structural model.
Preferably, the reoxygenation mode is drop reoxygenation, the reoxygenation region is multi-stage stairs formula structure, wherein multistage
The step gradient of staircase structural model is 3%, and step is no less than 10cm per level width, and numbers of steps is no less than 5 grades.
Preferably, the specification of step d cobbles is 2-3cm.
Preferably, bio-film colonization material is in step d：Cut the composite filling of bubble.
A kind of system for repairing black and odorous water using mid-term rainwater, it is characterised in that：It include rainfall runoff collection device,
Rain early-stage split-flow device and reoxygenation region, the rainfall runoff collection device is for collecting rainfall runoff, rain early-stage split-flow
Device is for detaching initial rainwater and mid-term rainwater；Rainwater in the rainfall runoff collection device flows to rain early-stage split-flow dress
It sets, treated that mid-term rainwater flows to reoxygenation region for rain early-stage split-flow device；The reoxygenation region is multi-stage stairs formula structure,
The discharge ends in the reoxygenation region are adjacent with black and odorous water region, match in reoxygenation region and the water body of black and odorous water region adjacent
Cobblestone and bio-film colonization material are set, and is inoculated with EM strains on bio-film colonization material.
Preferably, the reoxygenation region is multi-stage stairs formula structure, wherein in the step gradient of multi-stage stairs formula structure
It is steep lower slow.
Preferably, the reoxygenation region is multi-stage stairs formula structure, wherein the step gradient of multi-stage stairs formula structure is divided
To be 3%, step is no less than 10cm per level width, and numbers of steps is no less than 5 grades.
Preferably, the specification of the cobblestone is 2-3cm.
Preferably, the bio-film colonization material is：Cut the composite filling of bubble.
Beneficial effects of the present invention are：
1, black and odorous water reparation is combined by the present invention with rainwater utilization, and having improves black and odorous water phenomenon, rationally utilizes
Mid-term rainwater resource improves the effects that water body dissolved oxygen amount.
2, the mode of drop reoxygenation makes mid-term rainwater dissolved oxygen that will be significantly increased in the present invention；And it is steep in the step gradient
While slow design makes water velocity improve down, so that water (flow) direction is adjusted to horizontal, reparation black and odorous water range can be made more
Greatly.
3, the composite filling of the cobblestone of small dimension and cutting bubble can preferably promote department of microbiology in the present invention
The formation of system.
Description of the drawings
Fig. 1 is a kind of flow diagram of method that repairing black and odorous water using mid-term rainwater in the present invention.
Fig. 2 is a kind of schematic diagram of system that repairing black and odorous water using mid-term rainwater in the present invention.
In figure：1, rainfall runoff collection device；2, rain early-stage split-flow device；3, reoxygenation region；4, black and odorous water region.
Specific implementation mode
For a better understanding of the present invention, technical scheme of the present invention is done further with reference to embodiment and attached drawing
Illustrate (as shown in Figure 1, 2).
As shown in Figure 1, a kind of method for repairing black and odorous water using mid-term rainwater, it is characterised in that it includes following step
Suddenly：
A, rainfall runoff is collected：Rainfall runoff is collected, into rain early-stage split-flow device；
B, rainwater detaches：Discharge is (because initial rainwater pollutes after rain early-stage split-flow device first isolates initial rainwater
More serious and amount is few, is discharged into sewage conduct after isolating), regather mid-term rainwater (, water more clean because of mid-term rainwater
Amount is abundant)；
C, reoxygenation is handled：The mid-term rainwater of collection enters reoxygenation region and carries out reoxygenation；
D, microorganism is adjusted：First configuration cobblestone and biology are hung in the water body of mid-term rainwater and black and odorous water contact area
Then membrane material is inoculated with (a certain amount of) EM strains (microflora is promoted to be formed).
The reoxygenation mode is drop reoxygenation, and the reoxygenation region is multi-stage stairs formula structure, wherein multi-stage stairs formula knot
It is suddenly lower slow in the step gradient of structure (first suddenly improve water velocity, it is rear it is slow so that water (flow) direction is adjusted to horizontal, reparation can be made black smelly
Water body range bigger).
The reoxygenation mode is drop reoxygenation, and the reoxygenation region is multi-stage stairs formula structure, wherein multi-stage stairs formula knot
The step gradient of structure is 3% (being flowed convenient for rainwater), and step is no less than 10cm per level width, and numbers of steps is (according to length of slope
Determine) it is no less than 5 grades.
The specification of step d cobbles is that (cobblestone of the specification can adhere to the black sordes of more microorganism decompositions to 2-3cm
Matter).
Bio-film colonization material is in step d：Cut the composite filling of bubble.
A kind of principle of method that repairing black and odorous water using mid-term rainwater：First, dilution pollution：A large amount of cleaning mid-term rain
Water plays diluting effect to black and odorous water, reduces pollution concentration.Secondly, oxygen evolution is dissolved：Multi-stage stairs formula structure makes rainwater stream
Through when fall, contacted with air in dropping process and absorb oxygen, and when bumping against with next stage step, spray is with the ratio table of bigger
Area absorbs oxygen in air, and after multi-stage stairs formula structure reoxygenation, mid-term rainwater dissolved oxygen will be significantly increased, and subsequently enter
Black and odorous water region；The dissolved oxygen of black and odorous water is extremely low, and abundant dissolving oxygen evolution, improves water body environment in mid-term rainwater.
Again, microorganism is adjusted：Cobblestone and a certain amount of EM strains of bio-film colonization material mating, can promote microflora shape
At；Under high dissolved oxygen levels environment, growth of aerobic microorganisms is rapid and anaerobism bacterium algae is suppressed, and helps to improve black and odorous water
Situation and the degradation for accelerating pollutant.Finally, water conservancy is washed away：Mid-term rainwater can enter black and odorous water with fast speed, to water body
Impact is formed, improves water project situation, achievees the purpose that rainwater utilization and black and odorous water reparation.
As shown in Fig. 2, it is a kind of using mid-term rainwater repair black and odorous water system, it include rainfall runoff collection device 1,
Rain early-stage split-flow device 2 and reoxygenation region 3, the rainfall runoff collection device 1 for collecting rainfall runoff, abandon by Rainwater Initial
Stream device 2 is for detaching initial rainwater and mid-term rainwater；Rainwater in the rainfall runoff collection device 1 flows to Rainwater Initial and abandons
Device 2 is flowed, treated that mid-term rainwater flows to reoxygenation region 3 for rain early-stage split-flow device 2；The reoxygenation region 3 is multistage platform
The discharge ends of hierarchic structure, the reoxygenation region 3 are adjacent with black and odorous water region 4, reoxygenation region 3 and 4 phase of black and odorous water region
Configuration cobblestone and bio-film colonization material in water body at neighbour, and EM strains are inoculated on bio-film colonization material.
The reoxygenation region 3 is multi-stage stairs formula structure, suddenly lower slow wherein in the step gradient of multi-stage stairs formula structure.
The reoxygenation region 3 is multi-stage stairs formula structure, and it is 3% that the step gradient of wherein multi-stage stairs formula structure, which is divided into,
(being flowed convenient for rainwater), step is no less than 10cm per level width, and numbers of steps (being determined according to length of slope) is no less than 5 grades.
The specification of the cobblestone is 2-3cm.
The bio-film colonization material is：Cut the composite filling of bubble.
A kind of system using mid-term rainwater reparation black and odorous water repairing black and odorous water suitable for a kind of using mid-term rainwater
Method.
Described above is only the Application Example of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, therefore according to equivalence changes made by scope of the present invention patent, still belongs to protection scope of the present invention.
Claims (10)
1. a kind of method for repairing black and odorous water using mid-term rainwater, it is characterised in that it includes the following steps：
A, rainfall runoff is collected：Rainfall runoff is collected, into rain early-stage split-flow device；
B, rainwater detaches：Rain early-stage split-flow device is discharged after first isolating initial rainwater, regathers mid-term rainwater；
C, reoxygenation is handled：The mid-term rainwater of collection enters reoxygenation region and carries out reoxygenation；
D, microorganism is adjusted：First configuration cobblestone and bio-film colonization material in the water body of mid-term rainwater and black and odorous water contact area
Then material is inoculated with EM strains.
2. a kind of method for repairing black and odorous water using mid-term rainwater according to claim 1, it is characterised in that：It is described multiple
Oxygen mode is drop reoxygenation, and the reoxygenation region is multi-stage stairs formula structure, wherein in the step gradient of multi-stage stairs formula structure
It is steep lower slow.
3. a kind of method for repairing black and odorous water using mid-term rainwater according to claim 1, it is characterised in that：It is described multiple
Oxygen mode is drop reoxygenation, and the reoxygenation region is multi-stage stairs formula structure, and the step gradient of wherein multi-stage stairs formula structure is
3%, step is no less than 10cm per level width, and numbers of steps is no less than 5 grades.
4. a kind of method for repairing black and odorous water using mid-term rainwater according to claim 1, it is characterised in that：Step d
The specification of cobble is 2-3cm.
5. a kind of method for repairing black and odorous water using mid-term rainwater according to claim 1, it is characterised in that：Step d
Middle bio-film colonization material is：Cut the composite filling of bubble.
6. a kind of system for repairing black and odorous water using mid-term rainwater, it is characterised in that：It includes rainfall runoff collection device
(1), rain early-stage split-flow device (2) and reoxygenation region (3), the rainfall runoff collection device (1) are used to collect rainfall runoff,
Rain early-stage split-flow device (2) is for detaching initial rainwater and mid-term rainwater；Rainwater in the rainfall runoff collection device (1)
Flow to rain early-stage split-flow device (2), treated that mid-term rainwater flows to reoxygenation region (3) for rain early-stage split-flow device (2)；Institute
It is multi-stage stairs formula structure to state reoxygenation region (3), and the discharge ends of the reoxygenation region (3) are adjacent with black and odorous water region (4), multiple
Oxygen region (3) and configuration cobblestone and bio-film colonization material in the water body of black and odorous water region (4) adjacent, and hung in biology
EM strains are inoculated on membrane material.
7. a kind of system for repairing black and odorous water using mid-term rainwater according to claim 6, it is characterised in that：It is described multiple
Oxygen region (3) is multi-stage stairs formula structure, suddenly lower slow wherein in the step gradient of multi-stage stairs formula structure.
8. a kind of system for repairing black and odorous water using mid-term rainwater according to claim 6, it is characterised in that：It is described multiple
Oxygen region (3) is multi-stage stairs formula structure, and it is 3% that the step gradient of wherein multi-stage stairs formula structure, which is divided into, and step is per level width
No less than 10cm, numbers of steps are no less than 5 grades.
9. a kind of system for repairing black and odorous water using mid-term rainwater according to claim 6, it is characterised in that：The goose
The specification of cobble is 2-3cm.
10. a kind of system for repairing black and odorous water using mid-term rainwater according to claim 6, it is characterised in that：It is described
Bio-film colonization material is：Cut the composite filling of bubble.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810462561.1A CN108658246A (en) | 2018-05-15 | 2018-05-15 | A method of repairing black and odorous water using mid-term rainwater |
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|---|---|---|---|
| CN201810462561.1A CN108658246A (en) | 2018-05-15 | 2018-05-15 | A method of repairing black and odorous water using mid-term rainwater |
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Citations (5)
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|---|---|---|---|---|
| CN201224693Y (en) * | 2007-12-28 | 2009-04-22 | 钟成华 | Compound wave type stream artificial mountain wetland sewage treatment system |
| CN201778306U (en) * | 2010-08-30 | 2011-03-30 | 河海大学 | River bank multi-step slope protection structure with aeration and energy dissipation effects |
| US20170158536A1 (en) * | 2015-12-03 | 2017-06-08 | Javier Rivera-Gerena | Treatment for reuse for decentralized domestic systems |
| CN107673464A (en) * | 2017-11-13 | 2018-02-09 | 重庆大学 | A kind of power reoxygenation system of river course staged zero |
| CN207017416U (en) * | 2017-07-26 | 2018-02-16 | 天津大学 | A kind of rain water drainage collection device automatically controlled |
-
2018
- 2018-05-15 CN CN201810462561.1A patent/CN108658246A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201224693Y (en) * | 2007-12-28 | 2009-04-22 | 钟成华 | Compound wave type stream artificial mountain wetland sewage treatment system |
| CN201778306U (en) * | 2010-08-30 | 2011-03-30 | 河海大学 | River bank multi-step slope protection structure with aeration and energy dissipation effects |
| US20170158536A1 (en) * | 2015-12-03 | 2017-06-08 | Javier Rivera-Gerena | Treatment for reuse for decentralized domestic systems |
| CN207017416U (en) * | 2017-07-26 | 2018-02-16 | 天津大学 | A kind of rain water drainage collection device automatically controlled |
| CN107673464A (en) * | 2017-11-13 | 2018-02-09 | 重庆大学 | A kind of power reoxygenation system of river course staged zero |
Non-Patent Citations (1)
| Title |
|---|
| 吴满昌: "《环境、健康与法律》", 30 June 2017 * |
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Application publication date: 20181016 |
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