CN106365331A - Treatment method of riverway water body pollution and device and application thereof - Google Patents
Treatment method of riverway water body pollution and device and application thereof Download PDFInfo
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- CN106365331A CN106365331A CN201610997166.4A CN201610997166A CN106365331A CN 106365331 A CN106365331 A CN 106365331A CN 201610997166 A CN201610997166 A CN 201610997166A CN 106365331 A CN106365331 A CN 106365331A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/40—Protecting water resources
- Y02A20/402—River restoration
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
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Abstract
The invention provides a treatment method of riverway water body pollution, and a device and application thereof. The method comprises the steps of digestion of riverway bottom mud, an integrated microorganism activating device and riverway water body oxygenation and the like, wherein microorganism compound preparation which needs to be added in the digestion of riverway bottom mud is the mixture preparations prepared from a high-efficiency microbial flora preparation (microbial flora content is 1*106/ml) (added amount is 10-20g/m<3> sludge), a microorganism stimulant (added amount is 0.2-0.5g/m<3> sludge) and an assistant medicament (added amount is 2-5mg/m<3> sludge). A damaged city riverway system is restored and perfected by a series of means. The creatures in the system coexist, biological diversity is increased, ability to resist external disturbance is enhanced, and the system can be kept in a good state through the restoration of the riverway ecological system. A beautiful living environment is created, a demand of ecological civilization construction is met.
Description
Technical field
The invention belongs to environmental protection technical field, the present invention relates to river regulation and wetland repair the physics in field, change
Learn and biological recovery technique, the comprehensive processing method of the river water body of integrated multiple Treatment process.
Background technology
With the high speed development of social economy, population sharp increase, pollutant discharge amount is significantly increased, and environmental conservation is stagnant
Afterwards, improvement level does not catch up with economic height development, causes a large amount of pollutant to enter water with sewage, rubbish, precipitation and runoff etc.
Body, leads to environmental quality to deteriorate.Runoff contaminants unprocessed and be expelled directly out enter river make water body suffer from severe contamination.Especially
It only considers river regulation from engineering viewpoint, by river cutoff, river two sides three face in city for the needs of flood discharge
Solidified by cement steel, such facility has completely cut off the connection of river and riverbed and riverbank system, make to be suitable for more biological existences
Environment disappear, its ecological functions and net energy power are also degenerated therewith, directly result in river course biological in a large number disappear, high load capacity
Disposal of pollutants makes river water body internal ecosystem collapse disintegrate easily, and alluvial is serious also to lose function of flood drainage substantially.For this
Class problem is related to dredging governance currently without preferable administering method, big multi-method, cost of investment larger it is impossible to fundamentally
Solving practical problems.
How to recover the original ecologic structure in river, create a good human settlement, people have carried out substantial amounts of work,
For problems, big multi-method is related to dredging governance, cost of investment larger it is impossible to fundamentally solving practical problems, base
Propose integrated technology in this and biological restoration improvement is carried out to river water body.And ecological reestablishment be in recent years most develop before
The recovery technique of scape, Ecological Thought is instructed by this technology as core, regards river course as a complete ecology during reparation
System, all measures all around water ecosystem recovery with perfect.The method cost saving, effect are good, non-secondary pollution.But
The improvement in river is a systematic engineering of business, and the complexity of especially city river determines a certain technology merely and is extremely difficult to
Expected effect, should support by other technologies, they are preferably combined, common play its effect, certainly before
Summary is using ecology as core guiding theory.
Content of the invention
It is an object of the invention to provide a kind of ecological restoring method of city river, recovered and perfect by a series of means
Impaired urban river ecological system, by the recovery of river channel ecology system, makes various biologies in system coexist, bio-diversity
Increase, the ability of anti-external interference strengthens, system can be stablized and persistently maintains preferable state.Create a beautiful human settlement,
Meet the needs of Ecological Civilization Construction.
For achieving the above object the invention discloses following technology contents:
A kind of administering method of river water body pollution is it is characterised in that carried out by the steps:
(1) the clearing up of river bottom mud:
Microbial compound preparation is directly spread in river water body, microbial compound preparation natural subsidence in bed mud, to river course
The bed mud of water body carries out biological restoration effect；The limited short-term training of described microbial compound preparation is grouped into:
Microorganism inoculant content micro- 1 × 106/ml；Dosage is: 10-20g/m3Mud
Bio-stimulant dosage is: 0.2-0.5g/m3Mud
Assistant medicament dosage is: 2-5mg/m3Mud；
Described microorganism inoculant refers to: bacillus cereuss, secondary coccus, flocculated bacteria, the powdery microbial inoculum of photosynthetic bacteria composition；Wherein spore
Bacillus: secondary coccus: flocculated bacteria, the weight of photosynthetic bacteria are than for 5:3:2:1；
Bio-stimulant is from " the be extracting leonardite in the Ida. west and south；
Assistant medicament: refer to the mixture of the carbon source material containing micro trivalent iron salt Yu small molecule, wherein contain micro ferric iron
The carbon source material mass ratio of salt and small molecule is 1:100, described refers to iron sulfate containing micro trivalent iron salt；The carbon source of small molecule
Material refers to Sodium Acetate Trihydrate；
(2) oxygen-increasing device:
In river course two bank, leave setting immersible pump at the 2km of river course upstream, along river course two bank upstream pipeline installation 1.5km, will
Urban river water lifting and then through water distribution pipe upstream 500m uniform discharge again, then water body plays circulation between 1.5km；Improving should
Dissolved oxygen in 1.5km section water body, still can maintain 1 ~ 3mg/l in the river dissolved oxygen concentration of downstream 4.5km；
(3) integrated microorganism activation device:
Device activating microorganisms bacteria preparation is activated by integrated microorganism, the box bottom of device lays aeration tube and micropore exposes
Gas disk, micro-pore aeration, is microorganism oxygen supplement, casing top 0.5m setting cross bar corresponding with casing low side 0.3m, every on cross bar
Connect a non-woven bag every 0.4m, be evenly arranged in casing, cloth bag diameter 15cm, built with microorganism inoculant+micro- life
Thing growth-promoting agent, casing side lower end is connected with water pump, and by elevator pump, in the middle of river course, lifting river water body enters packaged type
Microorganism activates device, and the other end apart from casing top 0.3m connects drain pipe, and water outlet is entered river course, and river course waste water stops
Set of time is 10-12h；
(4) microorganism inoculant and bio-stimulant are added:
Non-woven bag contains microorganism inoculant and bio-stimulant, and the dosage of the two is 0.5- according to dosage respectively
1g/m3、0.2-0.5mg/ m3In water body, the dosage of 5 months is positioned in non-woven bag；
When river water body emergency case occurs, except activating device slow releasing microbe thalline using integrated microorganism
Outward, microorganism inoculant and growth-promoting agent can directly be added in river course, dosage is respectively 5-10g/m3、2-5mg/
m3, 10 times according to dosage at ordinary times to add.
The present invention further discloses a kind of governing system for river water body pollution, it includes river course two bank setting
Integrated microorganism activates device, the pipeline of equipment room, pump sump and conveying water body, wherein:
, inside there are two elevator pumps, grid, flashboards in pump sump design river course middle position at seriously polluted river course section downstream 1.5km
And boom hoisting, grid is placed in pump sump, and elevator pump is placed in grid, and grid plays debris in retention river course, so as not to stifled
The effect of plug elevator pump；Flashboard is connected with grid, elevator pump is hung pump sump after opening by flashboard, and elevator pump is carried by boom hoisting
It is easy to keep in repair from pump sump；
Equipment room is located at riverbank two side pump sump side, inside has elevator pump electric power system and the robot control system(RCS) of elevator pump；
Integrated microorganism activation device separately designs at the pump sump upstream 1.5km in river course, and integrated microorganism activates device
It is connected with elevator pump in pump sump by pipeline；Described integrated microorganism activation device, it includes: casing, laying aeration
Pipe, microporous aeration disc, cross bar, non-woven bag, water pump, drain pipe；Wherein box bottom lays aeration tube 1 and microporous aeration disc 2,
Microporous aeration disc be microorganism oxygen supplement, casing top 0.5m corresponding with casing low side 0.3m setting cross bar 3, on cross bar every
0.4m connects a non-woven bag 4, is evenly arranged in casing, cloth bag diameter 15cm, built with microorganism inoculant+microorganism
Growth-promoting agent, casing side lower end is provided with water inlet pipe 5, is connected with drain pipe 6 by water outlet apart from the other end of casing top 0.3m
Enter river course.This set system of river course two bank is only responsible for the improvement of 5km river course scope and river water quality maintains, when river course is more than
After 5km, try pollution situation and the river course length in river course, two banks can increase or reduce complete equipment system.
The present invention further discloses river water body method for governing pollution various pollutant purification water quality in going eliminating water
The application of aspect.Experimental result shows: can effectively remove the polluter in eliminating water using the administering method of the present invention, lift water
The self-purification capacity of body, recovers the original ecological balance of water body, fundamentally improves water body environment.
More detailed description of the present invention is as follows:
(1) the clearing up of river water body bed mud:
Add bottom mud microbe compound formulation in river course, microbial compound preparation directly acts on river water body to river water body
Bed mud carries out microbiological oxidation, decomposes the organic pollution in bed mud, river water body bed mud is cleared up.Reduce river course
Sediments discharge pollutant to water body；It can be converted into pollutant " food " of microorganism and other biological on the spot, bag
Include the rich nutritive material in river water body bed mud.Due to being that biological removing is become silted up, substantially without desilting, thus defining by traditional
" transfer, antagonism " becomes " harmonious, utilization ", the reparation of referred to as whole ecosystem.
Microbial compound preparation comprises: (content of microorganisms is 1 × 10 to high-effective microorganism bacteria preparation6/ ml) (dosage is:
10-20g/m3Mud), (dosage is bio-stimulant: 0.2-0.5g/m3Mud) and assistant medicament (dosage is: 2-
5mg/m3Mud) mixture preparation.
Microorganism inoculant refers to bacillus cereuss, secondary coccus, the powdery microbial inoculum of photosynthetic bacteria composition；Wherein bacillus cereuss:
Secondary coccus: flocculated bacteria, the weight of photosynthetic bacteria can freely externally carry than for 5:3:2:1(Tianjin City Environment Protection Science Inst.
For patent is shown in the specifically effect to river course), see a kind of patent artificial swamp structure, the patent No.: zl201420683272.1), tool
Body manufacturing process see patent (a kind of for river course, lake and wetland repair in the multichannel high-efficient biologic packing material patent No.:
(201410647541.3), bacteria preparation have dephosphorization denitrogenate microorganism pair coccus, have remove organic pollutants in water body spore
The microorganisms such as bacillus form.Dosage is: 10-20g/m3Mud；
Bio-stimulant (abbreviation be) is a kind of most advanced and sophisticated section integrating organic acid, buffer agent, enzyme, nutrient substance and energy
Learn formula, rich in the necessary basic element of cell division of Institute of Micro-biology, vitamin and trace element, promote microorganism fast in poor environment
Speed grows in large quantities, forming good zoogloea, thus improving the efficiency of microbial degradation organic pollution, improving wastewater treatment
Effect.Meanwhile, be can also increase microbial diversity, by the cycle efficieny extending food chain and improve food chain, makes
Multiple-microorganism is more effectively worked in coordination with and is played a role, more thoroughly degradation of contaminant, and improves system resistance to overload shock ability.Throw
Dosage is: 0.2-0.5g/m3Mud；
Assistant medicament: mainly comprise the carbon source material (the two mass ratio is 1:100) of micro trivalent iron salt+small molecule, purpose master
If promoting growth of microorganism emphasis to promote the growth of nitration denitrification microorganism.Dosage is: 2-5mg/m3Mud.
(2) integrated microorganism activation technique:
Device is activated by integrated microorganism and activates high-effective microorganism, the box bottom of device lays aeration tube and micro-pore aeration
Disk, micro-pore aeration, is microorganism oxygen supplement.Casing top 0.5m setting cross bar corresponding with casing low side 0.3m, on cross bar every
0.4m connects a non-woven bag, is evenly arranged in casing, cloth bag diameter 15cm, built with high-effective microorganism bacteria preparation+rush
Raw agent.Casing side lower end is connected with water pump, and by elevator pump, in the middle of river course, lifting river water body enters the removable life that declines
Thing activates device, and the other end apart from casing top 0.3m connects drain pipe, and water outlet is entered river course.River course retention time of sewage
It is set to 30min.Integrated microorganism activation device provides good growth oxygen enriched environment for microorganism, and device can be quick
Promotion beneficial microorganism amplification and breed.Make microorganism amount reproduction, the microorganism after increment is entered with water body flow
Enter in river course, effectively remove the polluter in eliminating water.Integrated microorganism activation device promotes high-effective microorganism in filler table
Face forms biomembrane, with the increase of biofilm thickness, naturally form anoxia, anaerobism, aerobic biological internal environment, to turnover
The river water body that integrated microorganism activates device plays absorption and filtration.
(3) river course oxygen supplement:
Most river water bodies belong to stationary stream state, so, for river water body, pollution is more light with respect to pollution, can pass through
Submersible sewage pump river water body is played circulation to increase river course dissolved oxygen, and water body, after this technical finesse, increased water, gas contact area,
Improve air-liquid intimate mixing and mass transfer velocity, feedwater body creates a sufficient aerobic environment, be river water body microorganism wound
Make advantage, promote water body indigenous microbes to be beneficial to the dominant bacteria breeding of pollutant removal and grow, successively swash
Running water body indigenous microbes, are allowed to continuous amount reproduction, and aerobic microbiological amount reproduction is conducive to going of various pollutant in water
Remove, be conducive to improving the ecological environment of water body.
(4) high-effective microorganism bacteria preparation and bio-stimulant are added:
High-effective microorganism bacteria preparation and bio-stimulant can rapidly and efficiently activate the beneficial microbe in environment, by low side
The Fast-propagation of microorganism, to accelerate the formation of food chain and quickly to improve high-end biological growing environment, greatly accelerates " food
The effect of chain ".Degraded using microorganism removes Organic Pollutants In Water.
Particularly in river bottom mud treatment technology in step (1), microbial compound preparation is carried out to river water body bed mud
Clear up effect, microbial compound preparation is comprised high-effective microorganism bacteria preparation, and (content of microorganisms is 1 × 106/ ml) 10-20g/m3
Mud, bio-stimulant (0.2-0.5g/m3Mud) and assistant medicament (2-5mg/m3Mud).Directly spray shine to river course and
In smelly Sediments, biological oxidation reparation is carried out to the bed mud of river water body, general digestion time was at 1 week about.
Containing non-woven bag it is generally the case that cloth bag inside integrated microorganism activation assembling device particularly in step (2)
In contain microorganism inoculant and bio-stimulant, be microorganism oxygen supplement containing aerated conduit inside device, by elevator pump
In the middle of river course, lifting river water body enters integrated microorganism activation device, can be quick in integrated microorganism activation device
Promotion beneficial microorganism amplification and breed.Micro- life is added when environment becomes severe in integrated microorganism activation device
Thing bacteria preparation and accelerator, integrated microorganism activation device provides good growth oxygen enriched environment for microorganism so that micro-
Biological amount reproduction, the microorganism after increment enters in river course with water body flow, effectively removes the polluter in eliminating water.One
Body microorganism activation device promotes high-effective microorganism to form biomembrane on filler surface, with the increase of biofilm thickness, from
So define anoxia, anaerobism, aerobic biological internal environment, the river water body that integrated microorganism activates device to turnover plays suction
Echo filtration.
Particularly in river course bleeding technique in step (3), water pump lifting and pipe laying, by elevator pump, water body is existed
Increasing river course dissolved oxygen, water body, after this technical finesse, increased water, gas contact area for circulation in river course, improve gas,
Liquid intimate mixing and mass transfer velocity, so that the dissolved oxygen in river course maintains more than 1-2mg/l, promote bed mud to support well Microbial ecosystem
The foundation of system and the recovery to microbial ecosystem in bed mud, river course and the degraded to water pollutant remove, and are urban river water
Body microorganism creates favorable conditions, and is conducive to improving the ecological environment of water body；
Particularly add high-effective microorganism bacteria preparation and bio-stimulant in step (4), microorganism inoculant is organic contamination
Thing efficient degradation microorganism inoculant and high-effective microorganism growth-promoting agent, the concentration that adds of bacteria preparation is (0.5-1g/m3) and micro- life
Thing growth-promoting agent (0.2-0.5mg/ m3), typically in river water body improvement, add two in annual 3-4 month, 1 year 8-9 month
Secondary (except under emergency rating).When river water body emergency case occurs, except being delayed using integrated microorganism activation device
On The Drug Release microbial bacteria is external, can directly add high-effective microorganism bacteria preparation and growth-promoting agent, dosage divides in river course
Wei not 5-10g/m3、2-5mg/ m3, 10 times according to dosage at ordinary times to add.
Microorganism inoculant contains dephosphorization denitrogenates microorganism, effective by adding microorganism inoculant and bio-stimulant
Nitrogen phosphorus in removing system, it is to avoid the outburst of the cyanophyceae being led to due to eutrophication, is had significantly for total nitrogen and ammonia nitrogen removal
Superiority；Make beneficial bacteria progressively become dominant microflora by adding microorganism inoculant and bio-stimulant, enhance and be
The biological activity of system, improves effective Biomass and the feature of microorganism；
Meanwhile, the Organic substance that microorganism can effectively be degraded in bed mud, reduces Nitrogen In Sediment phosphorus to the release in water body, makes bed mud
Volume and weight gradually reduces, and reaches the effect of biological desilting, it is to avoid manually or mechanically desilting quantities is big, environment secondary dirt
Contaminate serious deficiency.The method rapidly and efficiently, lasts, eliminate within one to two months black smelly, recover within three to six months ecological, extensive
The self-purification capacity of multiple environment；Integrated cost is low, runs simply it is not necessary to desilting and civil engineering, substantially reduces pollution treatment and put into；No
Secondary pollution ecological environment.
Particularly the synergism of step (1) and (4) two techniques is run with flexible, and concrete coordination and the method for operation are as follows:
A. make river course can guarantee that enough dissolved oxygen levels by water circulation flowing measure in governance process, but work as the summer
Season the higher, oxygen update rate of pollution of river load fast (especially 7,8, September obvious).In order to prevent administering section end
Dissolving hypoxgia and affect the clean-up effect of ecological management system, and front end section water quality may exceeded situation, in good time
Increase and open the water pump time.In actual use, according to the dissolved oxygen content in river water body, when dissolved oxygen levels are higher,
Can be with selective switch water pump.
B. the immersible pump fetched water adopts VFC, can adjust and process the water yield according to river water quality situation, thus control following
The ring time, on the premise of ensureing water quality, reach energy-conservation purpose.
C. system can be adjusted according to actual water pollution degree and water body flow speed, takes intermittent duty mode.
According to live hydrologic regime, water quality testing data and operation experience, after water body self-purification ability is lifted, the annual run time of equipment
And operating cost will decrement by.
The administering method of river water body pollution disclosed by the invention and its device are with the advantage of application and effect:
(1) single use of the present invention, through suitable adjustment with perfect, black and odorous water, river course and wetland water body system by self
Continuous service, reduces artificial maintenance and rehabilitation cost.Aquatic ecosystem after reparation has certain external interference resistance, when being subject to
To during pollution less than system tolerance threshold, system is automatically dissolved polluting and is continued to run with down, have certain receive dirt, remove
Dirty ability, will not produce any pollutant, ecological, environmental protective.
(2) in the present invention, integrated microorganism activation device is combined with over-saturation aeration, promotes beneficial micro- life in water body
The growth of thing, is that microorganism provides good growth enrichment environment, the denitrification effect of enhancing reactor, effectively goes in eliminating water
Polluter, the self-purification capacity of lifting water body, recover the original ecological balance of water body, fundamentally improve water body environment.
Brief description:
Fig. 1 integrated microorganism activation apparatus structure schematic diagram:
Fig. 2 is the flow chart of river water body method for governing pollution；Wherein:
1 is aeration tube, and 2 is microporous aeration disc, and 3 is cross bar, and 4 is non-woven bag,
5 is water inlet pipe, and 6 incite somebody to action for drain pipe, and 7 is the free microorganism in casing；
8 is that body microorganism activates device；9 is inlet channel；
10 is elevator pump, and 11 is outlet conduit.
Specific implementation method
Describe the present invention below by specific embodiment.Unless stated otherwise, technological means used in the present invention are
Method known in those skilled in the art.In addition, embodiment is interpreted as illustrative, and the model of the unrestricted present invention
Enclose, the spirit and scope of the invention are limited only by the claims that follow.To those skilled in the art, without departing substantially from this
On the premise of bright spirit and scope, the various changes that the material component in these embodiments and consumption are carried out or change also belong to
In protection scope of the present invention.The present invention is raw materials used and reagent is commercially available.Bio-stimulant therein reaches from U.S.'s love
The He Zhou west and south " in leonardite extract, market directly buy trade name be bio-stimulant be.
Embodiment 1
For the governing system of river water body pollution, it includes the integrated microorganism activation device of river course two bank setting, equipment
Between, pump sump and conveying water body pipeline, wherein:
, inside there are two elevator pumps, grid, flashboards in pump sump design river course middle position at seriously polluted river course section downstream 1.5km
And boom hoisting, grid is placed in pump sump, and elevator pump is placed in grid, and grid plays debris in retention river course, so as not to stifled
The effect of plug elevator pump；Flashboard is connected with grid, elevator pump is hung pump sump after opening by flashboard, and elevator pump is carried by boom hoisting
It is easy to keep in repair from pump sump；
Equipment room is located at riverbank two side pump sump side, inside has elevator pump electric power system and the robot control system(RCS) of elevator pump；
Integrated microorganism activation device separately designs at the pump sump upstream 1.5km in river course, and integrated microorganism activates device
It is connected with elevator pump in pump sump by pipeline；Described integrated microorganism activation device, it includes: casing, laying aeration
Pipe, microporous aeration disc, cross bar, non-woven bag, water pump, drain pipe；Wherein box bottom lays aeration tube and microporous aeration disc, micro-
Hole aeration plate is microorganism oxygen supplement, and casing top 0.5m setting cross bar corresponding with casing low side 0.3m, every 0.4m on cross bar
Connect a non-woven bag, be evenly arranged in casing, cloth bag diameter 15cm, built with microorganism inoculant+microorganism growth-promoting
Agent, casing side lower end is provided with water inlet pipe, is connected with drain pipe apart from the other end of casing top 0.3m and water outlet is entered river
Road.Waste water is set to 10h in river course residence time.
Embodiment 2
A kind of administering method of river water body pollution, comprising:
(1) the clearing up of river bottom mud:
Microbial compound preparation is directly spread in river water body, microbial compound preparation natural subsidence in bed mud, to river course
The bed mud of water body carries out biological restoration effect；The limited short-term training of described microbial compound preparation is grouped into:
Microorganism inoculant content micro- 1 × 106/ml；Dosage is: 10g/m3Mud
Bio-stimulant dosage is: 0.2g/m3Mud
Assistant medicament dosage is: 5mg/m3Mud；
Described microorganism inoculant refers to: bacillus cereuss, secondary coccus, flocculated bacteria, the powdery microbial inoculum of photosynthetic bacteria composition；Wherein spore
Bacillus: secondary coccus: flocculated bacteria, the weight of photosynthetic bacteria are than for 5:3:2:1；Bio-stimulant is from the Ida. west and south
" in leonardite extract be；Assistant medicament: iron sulfate and Sodium Acetate Trihydrate mass ratio are 1:100；
(2) oxygen-increasing device:
In river course two bank, leave setting immersible pump at the 2km of river course upstream, along river course two bank upstream pipeline installation 1.5km, will
Urban river water lifting and then through water distribution pipe upstream 500m uniform discharge again, then water body plays circulation between 1.5km；Improving should
Dissolved oxygen in 1.5km section water body, still can maintain 1 ~ 3mg/l in the river dissolved oxygen concentration of downstream 4.5km；
(3) integrated microorganism activation device:
Device activating microorganisms bacteria preparation is activated by integrated microorganism, the box bottom of device lays aeration tube and micropore exposes
Gas disk, micro-pore aeration, is microorganism oxygen supplement, casing top 0.5m setting cross bar corresponding with casing low side 0.3m, every on cross bar
Connect a non-woven bag every 0.4m, be evenly arranged in casing, cloth bag diameter 15cm, built with microorganism inoculant+micro- life
Thing growth-promoting agent, casing side lower end is connected with water pump, and by elevator pump, in the middle of river course, lifting river water body enters packaged type
Microorganism activates device, and the other end apart from casing top 0.3m connects drain pipe, and water outlet is entered river course, and river course waste water stops
Set of time is 12h；
(4) microorganism inoculant and bio-stimulant are added:
Non-woven bag contains microorganism inoculant and bio-stimulant, and the dosage of the two is 0.5g/ according to dosage respectively
m3、0.2mg/ m3In water body, the dosage of 5 months is positioned in non-woven bag；When river water body emergency case occurs, remove
Using integrated microorganism activation device slow releasing microbe thalline outside, can directly add micro- life in river course
Thing bacteria preparation and growth-promoting agent, dosage is respectively 8g/m3、4mg/ m3, 10 times according to dosage at ordinary times to add.
Embodiment 3
Tianjin river course overall length 5km, river width 20m, normal water level 1m is deep, and river water body is between bad v class and v class water body, is
So that this river river water quality is significantly improved, keep section water quality to reach " water environment quality standard " (gb3838-2002)
Middle v class water quality standard, recovers section self-purification capacity and landscape function.Take following measures and ensure that such water body is up to standard,
River water quality and index up to standard see table 1.
(1) the clearing up of river bottom mud:
Because this river course has carried out Sediment Dredging work, so temporarily clearing up effect, bottom without carrying out bed mud within 3 years
Mud is cleared up and is added microbial compound preparation and can omit, and can increase year by year and add microbial compound preparation, then start after 3 years
Carry out bed mud and clear up effect.
(2) oxygen-increasing device:
Leave setting immersible pump (river course two bank) at the 2km of river course upstream, in water intaking pump sump, be provided with immersible pump, grid, grid, flashboard
And boom hoisting.Along river course upstream pipeline installation 1.5km(bis- bank), by urban river water lifting and then through water distribution pipe upstream again
500m(bis- bank) uniform discharge, then water body play circulation between 1.5km；Improve the dissolved oxygen in this 1.5km section water body, under
The river dissolved oxygen concentration of trip 4.5km still can maintain 1 ~ 3mg/l, is capable of the aquatile of peak efficiency and the life of plant
Long；Promote the growth of aquatile and plant in this section of river course, using the biodegradation of microorganism original in river,
The decomposition promoting water pollutant to a certain extent removes.
(3) integrated microorganism 2 sets of device of activation, according to this river water body water quality in integrated microorganism activation device
Non-woven bag is contained in portion, and in the middle part of cloth bag, subpackage has microbe stuffing, partly equipped with high-effective microorganism bacteria preparation and microorganism growth-promoting
Agent.Containing aerated conduit inside device is microorganism oxygen supplement, and by elevator pump, in the middle of river course, lifting river water body enters integrally
Change microorganism activation device.Integrated microorganism activation device provides good growth oxygen enriched environment for microorganism so that micro-
Biological amount reproduction, the microorganism after increment enters in river course with water body flow, effectively removes the polluter in eliminating water, carries
Rise the self-purification capacity of water body, recover the original ecological balance of water body.Meanwhile, activation device promotes high-effective microorganism on filler surface
Form biomembrane, with the increase of biofilm thickness, naturally form anoxia, anaerobism, aerobic biological internal environment, to turnover one
The river water body that body microorganism activates device plays absorption and filtration.
(4) high-effective microorganism bacteria preparation and bio-stimulant are added
In annual 3-4 month in river regulation, 1 year 8-9 month added secondary microorganism inoculant and microorganism growth-promoting
Agent.The water yield calculates and can be multiplied by the long 2000m in river and midpoint river width according to 15m calculating according to river water level, and obtaining the water yield is
30000m3.Due to this river water quality preferably, the concentration that adds of high-effective microorganism bacteria preparation is (0.3g/m3) and bio-stimulant
Add concentration be (5mg/m3) adding.Due to water quality preferably, the concentration that adds of bacteria preparation is (5g/m3) and microorganism growth-promoting
Agent (2mg/m3), microorganism inoculant used refers to: bacillus cereuss, secondary coccus, the powdery microbial inoculum of photosynthetic bacteria composition；Wherein
Bacillus cereuss: secondary coccus: the weight of photosynthetic bacteria is than for 5:3:1；Bacteria preparation has dephosphorization and denitrogenates microorganism pair coccus, has removal
The microorganisms such as the bacillus cereuss of organic pollutants in water body form.Bio-stimulant refers to be(market public offering)
Run by 3 months, water quality reaching standard.
Embodiment 4
Tianjin river course body overall length 3km, wide 20m on river, normal water level is 1.5m, and river water body is in bad v class water body, for making this
River river water quality significantly improves, and keeps water body to reach earth's surface v class water quality standard, recovers section self-purification capacity and landscape
Function.Take following measures, river water quality and index up to standard see table 1.
(1) oxygen-increasing device:
Lay aerator, in river course central area, lay aeration and make flow device, to increase dissolved oxygen content in water body, have
Beneficial to biological survival each in organic decomposition and water body.1-2 platform aerator is laid in section, and During Initial Stage Construction aeration is tried one's best and kept
Long period, more than 12 hours, the construction later stage can control aeration time as needed, multiple short-time aeration.
(2) the clearing up of river bottom mud:
Bottom mud microbe compound formulation (microorganism inoculant, bio-stimulant and auxiliary is added in high-efficient biological reactor
Added amount of chemical is respectively 15g/m3Mud, 0.3/m3Mud, 3mg/m3Mud；Sludge quantity calculates according to 0.5 meter of thickness, length and width
It is calculated as 3km and 20m according to river course, then bed mud amount is 30000 m3), microbial compound preparation directly act on river water body and
River water body bed mud carries out microbiological oxidation, decomposes the organic pollution in bed mud, river water body bed mud is cleared up.
Reduce river bottom mud and discharge pollutant to water body；By biological except becoming silted up, without desilting, coordinate the aeration of river water body, complete
River water body bed mud clear up effect.
(3) integrated microorganism 2 sets of device of activation is respectively set in river course two bank, non-woven bag is contained in inside, and cloth bag is distributed
It is arranged in device, equipped with microorganism inoculant and bio-stimulant, integrated microorganism activation device is micro- to each cloth bag
Biology provides good growth oxygen enriched environment so that microorganism amount reproduction, and the microorganism after increment is entered with water body flow
Enter in river course, effectively go the polluter in eliminating water, the self-purification capacity of lifting water body, recover the original ecological balance of water body,
Fundamentally improve water body environment.
The water yield calculates and can be multiplied by the long 3000m in river and midpoint river width according to 15m calculating according to river water level, and obtaining the water yield is
67500m3.Due to this river water quality preferably, the concentration that adds of high-effective microorganism bacteria preparation is (0.3g/m3) and bio-stimulant
Add concentration be (5mg/m3) adding.For the various microorganisms in bacteria preparation, including anaerobism, and oxygen, the microorganism such as aerobic
The population of the complexity constituting, after entering water body, by the assimilation of the synergism between microorganism and microorganism itself and
Disassimilation, the Organic substance in water is thoroughly decomposed into carbon dioxide and water, and organic nitrogen, inorganic nitrogen etc. are converted into nitrogen discharge
To in the air, phosphorus is transformed in mud, is removed by discharging excess sludge, final water quality is purified process.
Run by 4 months, water quality reaching standard.
1st, section rosy clouds, Zheng Xianqiang, Lv Jinghua, etc., the degradation characteristic of degradation of toluene bacterium and the research of bioaugmentation, environment is dirty
Dye and preventing and treating, 2011,7(33): 50-53.
2nd, section rosy clouds, Han Zhenwei, Sui Hong, Li Xingang.Two kinds of forms of microbe toluene in bio- ventilation technology
The comparative study of degraded.Agro-environment science journal, 2004, (3): 475-478
3rd, Lv Jinghua, Zheng Xianqiang, Tang Yunping, section rosy clouds, high-concentration hardly-degradable industrial wastewater bacterial screening and its degradation characteristic grind
Study carefully, urban environment and urban ecology, 2011,24(3): 30-33.
Claims (4)
1. a kind of administering method of river water body pollution is it is characterised in that carried out by the steps:
(1) the clearing up of river bottom mud:
Microbial compound preparation is directly spread in river water body, microbial compound preparation natural subsidence in bed mud, to river course
The bed mud of water body carries out biological restoration effect；The limited short-term training of described microbial compound preparation is grouped into:
Microorganism inoculant content micro- 1 × 106/ml；Dosage is: 10-20g/m3Mud
Bio-stimulant dosage is: 0.2-0.5g/m3Mud
Assistant medicament dosage is: 2-5mg/m3Mud；
Described microorganism inoculant refers to: bacillus cereuss, secondary coccus, flocculated bacteria, the powdery microbial inoculum of photosynthetic bacteria composition；Wherein spore
Bacillus: secondary coccus: flocculated bacteria, the weight of photosynthetic bacteria are than for 5:3:2:1；
Bio-stimulant is from " the be extracting leonardite in the Ida. west and south；
Assistant medicament: refer to the mixture of the carbon source material containing micro trivalent iron salt Yu small molecule, wherein contain micro ferric iron
The carbon source material mass ratio of salt and small molecule is 1:100, described refers to iron sulfate containing micro trivalent iron salt；The carbon source of small molecule
Material refers to Sodium Acetate Trihydrate；
(2) oxygen-increasing device:
In river course two bank, leave setting immersible pump at the 2km of river course upstream, along river course two bank upstream pipeline installation 1.5km, will
Urban river water lifting and then through water distribution pipe upstream 500m uniform discharge again, then water body plays circulation between 1.5km；Improving should
Dissolved oxygen in 1.5km section water body, still can maintain 1 ~ 3mg/l in the river dissolved oxygen concentration of downstream 4.5km；
(3) integrated microorganism activation device:
Device activating microorganisms bacteria preparation is activated by integrated microorganism, the box bottom of device lays aeration tube and micropore exposes
Gas disk, micro-pore aeration, is microorganism oxygen supplement, casing top 0.5m setting cross bar corresponding with casing low side 0.3m, every on cross bar
Connect a non-woven bag every 0.4m, be evenly arranged in casing, cloth bag diameter 15cm, built with microorganism inoculant+micro- life
Thing growth-promoting agent, casing side lower end is connected with water pump, and by elevator pump, in the middle of river course, lifting river water body enters packaged type
Microorganism activates device, and the other end apart from casing top 0.3m connects drain pipe, and water outlet is entered river course, and river course waste water stops
Set of time is 10-12h；
(4) microorganism inoculant and bio-stimulant are added:
Non-woven bag contains microorganism inoculant and bio-stimulant, and the dosage of the two is 0.5- according to dosage respectively
1g/m3、0.2-0.5mg/ m3In water body, the dosage of 5 months is positioned in non-woven bag；When river water body emergency case is sent out
When raw, in addition to using integrated microorganism activation device slow releasing microbe thalline, directly can add in river course
Add microorganism inoculant and growth-promoting agent, dosage is respectively 5-10g/m3、2-5mg/ m3, 10 times according to dosage at ordinary times are come
Add.
2. a kind of governing system for river water body pollution is it is characterised in that it includes the micro- life of integration of river course two bank setting
Thing activates device, the pipeline of equipment room, pump sump and conveying water body, wherein:
, inside there are two elevator pumps, grid, flashboards in pump sump design river course middle position at seriously polluted river course section downstream 1.5km
And boom hoisting, grid is placed in pump sump, and elevator pump is placed in grid, and grid plays debris in retention river course, so as not to stifled
The effect of plug elevator pump；Flashboard is connected with grid, elevator pump is hung pump sump after opening by flashboard, and elevator pump is carried by boom hoisting
It is easy to keep in repair from pump sump；
Equipment room is located at riverbank two side pump sump side, inside has elevator pump electric power system and the robot control system(RCS) of elevator pump；
Integrated microorganism activation device separately designs at the pump sump upstream 1.5km in river course, and integrated microorganism activates device
It is connected with elevator pump in pump sump by pipeline；Described integrated microorganism activation device, it includes: casing, laying aeration
Pipe, microporous aeration disc, cross bar, non-woven bag, water pump, drain pipe；Wherein box bottom lays aeration tube (1) and microporous aeration disc
(2), microporous aeration disc is microorganism oxygen supplement, and casing top 0.5m setting corresponding with casing low side 0.3m cross bar (3), on cross bar
Every 0.4m connect a non-woven bag (4), be evenly arranged in casing, cloth bag diameter 15cm, built with microorganism inoculant+
Bio-stimulant, casing side lower end is provided with water inlet pipe (5), and the other end apart from casing top 0.3m is connected with drain pipe
(6) water outlet is entered river course.
3. according to claim 2 for river water body pollution abatement system it is characterised in that this set system of river course two bank
Unite and be only responsible for improvement and the river water quality maintenance of 5km river course scope, after river course is more than 5km, try pollution situation and the river in river course
Road length, two banks can increase or reduce complete equipment system.
4. answering in terms of the various pollutant purification water quality in going eliminating water of river water body method for governing pollution described in claim 1
With.
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| CN109748396A (en) * | 2019-02-15 | 2019-05-14 | 广东南方建设集团有限公司 | A kind of downstream river course water body regulation method |
| CN112321103A (en) * | 2020-11-03 | 2021-02-05 | 中电建生态环境集团有限公司 | Bottom mud pollutant locking method |
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