CN102701462B - Multi-element ecological balance biological remediation method - Google Patents
Multi-element ecological balance biological remediation method Download PDFInfo
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Abstract
The invention provides a multi-element ecological balance biological remediation method. The multi-element ecological balance biological remediation method comprises the following steps of: (1) investigating and surveying a water body: investigating and surveying the distribution of plants, animals and microbes in the water body and the current situation of water quality, analyzing and confirming the condition of water quality and bottom mud; (2) seperation and combination: separating, screening, combining and domesticating indigenous microorganisms in an engineering river section; (3) arranging biological membrane grids at an engineering starting point, i.e. a river mouth; (4) respectively dropping the microorganisms which are combined and domesticated at the step (2) at the side of a river bank and the river mouth of a branch; (5) adjusting the throwing amount of the additional microorganisms or adjusting proportions; (6) laying out manual waterweeds at the river bottom and aquatic plants on a water surface, and stocking aquatic animals; (7) keeping living beings and the microorganisms in the water body relatively balance; and (8) monitoring and analyzing the condition of the water body, adjusting the throwing amount and proportion of the microorganisms, and maintaining the water quality of the remedied water body. The multi-element ecological balance biological remediation method has the advantages that the impact resistance load-bearing capacity is strong, the processing effect is stable, the economic performance is good, secondary pollution is avoided, and the multi-element ecological balance is maintained.
Description
Technical field
The present invention relates to a kind of multi-element ecology balance biological renovation method.
Background technology
Water pollution problem has become one of most important restraining factors of China's socio-economic development, has caused the great attention of country and local government.Tenth Five-Year Plan Period, series of measures has been taked at aspects such as policy, rules, engineering, science and technology and education in country and place, and the trend of containment water environment degradation has been brought into play to vital role.The enforcement of country's major scientific and technological project " water pollution control technology and improvement engineering " has also advantageously promoted the comprehensive sci-tech support ability of China's water pollution control and improvement, but water pollution control with administer will be one long-term, complicated and arduous systems engineering, water pollution is controlled with the key technology of administering and is resolved far away, the capability of independent innovation of water pollution control enterprise is weak, device product manufacture level is on the low side, quality needs to be improved comprehensively, water pollution control and improvement planning are worked out, the technical support of Engineering Project Implementation and operation supervision is still obviously not enough, water pollutes day by day serious development trend and not yet obtains fundamental reversal.
Summary of the invention
For making water pollution obtain the improvement of essence, the present invention aims to provide a kind ofly has that capacity of resisting impact load is strong, treatment effect stable, economic performance is good, the multi-element ecology balance biological renovation method of non-secondary pollution.
The present invention is a kind of structure of water ecology repair system, is a kind of structure of system ensemble engineering, comprises the steps:
1. investigate water body: the distribution of the plant in water body, animal, microorganism and water quality present situation are investigated, analysis confirmation water quality and bed mud situation;
2. separated compatibility: to indigenous microorganism separation, screening, compatibility, the domestication in engineering section;
3. microbial film grid are installed in river mouth, engineering starting point place;
4. in river bank and river mouth, tributary, throw respectively and spill through 2. compatibility acclimated microorganism of step;
5. debugging is appended microorganism injected volume or is adjusted proportioning;
6. in river bed, arrange artificial aquatic weed, at the water surface, arrange waterplant, put hydrocoles in a suitable place to breed;
7. the biology and the microorganism relative equilibrium that keep water body;
8. monitoring analysis water body situation, adjusts microorganism injected volume and proportioning, keeps the water quality of repairing.
If the water pollution in river has point-source pollution, step 2. and step carry out steps A between 3.: at small-sized sewage draining exit place, the row's of layout mouthful Biological Pretreatment device, controls the impact of exogenous point-source pollution on engineering section; Sprout and and blowdown water drainage canal mouth place, miniature organism film grid are set, reduce the impact of sewage to engineering section.
Described waterplant is preferably native species and suitable non-hibernating eggs.
Described microbial film canopy is provided with artificial aquatic weed and the two-layer microbial film that is positioned at described artificial aquatic weed both sides.
A described row mouthful Biological Pretreatment device comprises a framework, in the upper end of described framework, connect fishing net, four ends of described framework be weight, connection carrier between four ends of described framework, four ends at described framework are covered with one deck outer net, within described carrier is positioned at described outer net.
Multi-element ecology balance biological renovation method of the present invention, first investigate water body and understand water body implants, animal, the distribution of microorganism, then the rejecting of chamber by experiment, separated, screening, then the native country microbial strains of inoculating microbe and screening is carried out after composite domestication, then with the throwing that the bacterial classification after compatibility carries out river water body, spill, and debug and adjust injected volume and proportioning, finally according to the result of investigation, further arrange again artificial water, waterplant and put hydrocoles in a suitable place to breed, thereby set up gradually water body species diversity, construction multi-element ecology balance biosystem, realize the structure and function of the ecosystem, make it the balance of nature that reaches optimum, thereby make water pollution obtain the improvement of essence.
Accompanying drawing explanation
Fig. 1 is microbial film grid structure iron;
Fig. 2 is row's mouthful Biological Pretreatment structure drawing of device;
Fig. 3 is miniature organism film grid structure iron;
Fig. 4 is the mounting structure figure of pleuston, chinampa plant and water peanut.
Embodiment
For a better understanding of the present invention, below by the embodiment that salt step in Foshan City's is gushed greatly, carry out further detailed explanation, but be not limitation of the invention.
Project profile:
Salt step in Foshan City is gushed greatly engineering section and is positioned at Yan Bu central zone, Dali Town, Nanhai District Foshan City, is to keep at present a wider ancient river to gush, and basic 80% section of dirt, upper reaches is cut dirt and is carried out, and does not cut the dirty sanitary sewage that belongs to.Salt step is gushed greatly Wei Haibang road, east side, and Wei Chanlong road, west side, is roughly south-north direction, and southern side, river course walks ship lock by salt and enters flower ground water channel, and north side is divided into two tributaries, is respectively imperial sand boil and the west of a river and gushes greatly.Engineering segment length 1.23km, wide 30-40m, the about 40000m of water surface area
2, belong to heavily contaminated water body.In engineering section salt step is gushed greatly, in two months, can complete and substantially cut a dirt and receive pipe, current sewage network along the river has been laid, and carries out the UNICOM of main pipe.Dragon sand boil and the west of a river are gushed greatly and are not cut dirt, are the main exogenous pollution of engineering section after cutting dirty completing.
For Foshan City's salt step, gush greatly the shove situation of territory water pollution of river, implement the present invention:
Water quality present situation (data are from monitoring station, and all the other are tested oneself for sampling):
Detection shows: 1,2# point water sample and mud sample are sample detecting August 24 (at the incoming tide) in 2011, and 3# point is (during ebb tide) sample detecting on September 5th, 2011, and water body totally belongs to bad V class water, and wherein, N, P occupy high.Belong to heavily contaminated black and odorous water, and sediments is black smelly, is colloidal substance.
Salt step is gushed greatly to the river territory water pollution analysis of causes of shoving, comprising the investigation to water body implants, animal, microorganism:
1. endogenous pollutes
For a long time, the sanitary sewage of periphery etc. constantly enters in river course, the pollution that bring in tributary, upstream in addition, make organic contamination, N, P constantly to bed mud deposition, cause the nutrient enrichment in bed mud, then by the exchange with overlying water, to water body, discharge and pollute, the endogenous that forms river course pollutes.
2. pollute in basin
The large water burst body in the imperial sand boil of upstream and the west of a river is black smelly, not yet cuts dirt along the river.By morning and evening tides, the pollution of upstream is brought in salt step gushes greatly, during dam site investigation, river surface spreads all over greasy dirt, to engineering section, causes great pollution to impact, and is in engineering section, to cut after dirt, the source of pollution of primarily facing.
3. point-source pollution
Salt step is gushed to be greatly in and is cut a dirt and receive pipe critical stage, and at present a large amount of blowdowns enter engineering section, and through dam site investigation, basic condition is as follows:
(1) have many small-sized Water in Rainwater Drainage mouths along the river, the resident in roadside and all kinds of shop are more in addition, on ordinary days often have sewage to enter river course by rain water channel.
During dam site investigation, the sewage draining exit of the dirty mixed flow of this part rain is accomplished the dirty shunting of rain substantially, but because house steward is logical, at present in line river course still.
(2) during dam site investigation, find that there is the serious blowdown in 2 places along the river, the 3 more small-sized sewage draining exits in place, are just having sewage discharge, larger on the impact of engineering section.
(3) Chan Long North Road side has blowdown water drainage canal in a sprout and a village, Hai Bang South Road side has two blowdown water drainage canals in village, there is a blowdown water drainage canal in village north side, Hai Bang North Road, it is the main point source contact scar in current engineering section, even cut after dirt at blowdown water drainage canal, the rainy day water yield is large, and rain sewage still can enter engineering section by overflow.
4. ecological chain break---rigidity revetment
River course bank is rigidity revetment, has blocked the contact of terrestiral ecosystem and Aquatic Ecosystem 2, causes biological chain break.
5. biological chain break---lack waterplant
Substantially anhydrous raw plant in water body, lacks the output pathway of nutritive salt, and a day thermal conductance causes water body blue-green algae and multiplies, and presents eutrophication.
6. the water body organic contamination that greening along the river causes
River course is littoral have been improved the degree of viewing and admiring of surrounding enviroment, but has entered after autumn simultaneously all over planting greening, and dry branches and fallen leaves enters water body, causes the organic contamination of water body.
The separated compatibility of step 2: to indigenous microorganism separation, screening, compatibility, the domestication in engineering section.
By salt step being gushed greatly after the main bacterium separation, screening, purifying of indigenous microorganism in bed mud, the compound compatibility of YL active bio-compounding agent (being called for short YL agent) with the production of Shanghai Yu Lei Environmental Biotechnology company limited, the pathways metabolism of domestication and improvement microorganism and its electron acceptor(EA) of change, make YL agent (YL agent-H
15for general organic pollution aquifer is processed microbial inoculum, YL-K
40the organic pollution aquifer of attaching most importance to is processed microbial inoculum) can adapt to the water pollution characteristic in engineering section, become final degraded type industry microbial inoculum, and it is strong to have tolerance, the feature that decomposition efficiency is high, has following characteristics:
Heatproof :-5-90 ℃
Withstand voltage :≤3 normal atmosphere
Resistance to pH:4-9
Degradation property: final degraded type, resolves into gas, H by organic pollutant
2o, grey matter.
Step 3: microbial film grid are installed in river mouth, engineering starting point place.
River mouth, tributary intersection (gush greatly in imperial sand boil and the west of a river), microbial film grid are set, the water outside engineering section is carried out to pre-treatment, reduce the impact of basin on engineering section water quality;
At engineering starting point place, imperial sand boil and west of a river great Yong intersection, by the old gate in river mouth, install microbial film grid, microbial film grid inoculation YL agent-K
40, while making the inside and outside water body exchange of engineering section, all by microbial film grid filtration, purification, reduce the pollution of external water system to engineering section.
Microbial film grid structure iron shown in Figure 1, microbial film grid are comprised of two portions, the one, the two-layer microbial film 1 of both sides, the 2nd, the artificial aquatic weed 2 in the middle of being positioned at, biomembranous top is float 11 fixedly, make top be affixed on the water surface, and whole microbial film is used the collar 12 to be arranged in fixing round steel stake 13, can make microbial film with the height unmanaged flexibility of water level; Artificial aquatic weed 2 sinks to the bottom floating type, and top is fixing by the ball float 21 being tied, and height is with the automatic up-down adjustment of change of level.
Step 4: at small-sized sewage draining exit place, the row's of layout mouthful Biological Pretreatment device, controls the impact of exogenous point-source pollution on engineering section; Sprout and and blowdown water drainage canal mouth place, miniature organism film grid are set, reduce the impact of sewage to engineering section.
Wherein row's mouthful Biological Pretreatment device is installed as follows:
Row's mouth Biological Pretreatment structure drawing of device shown in Figure 2, comprises a framework 31, connects fishing net 32 in the upper end of framework 3, four ends of framework be weight 33, between four ends of framework, be connected with to inoculate the carrier 34 of YL agent.Four ends at framework are covered with one deck outer net (not shown), within described carrier 34 is positioned at outer net.
At 5 sewage draining exit places, the row's of installation mouthful Biological Pretreatment device 5 covers, the pre-treatment of strengthening to row's mouthful water outlet, cuts down the pollution substance that enters engineering section water body.
The discharge of sewage for sprout, blowdown water drainage canal is large, and the feature that pollution index is high, at 1 sprout of engineering section, 4 blowdowns water drainage canal mouth places, is installed miniature organism film grid, makes that pollutent in sewage degrade, SS sedimentation, improvement.
Miniature organism film grid shown in Figure 3, roughly the same with the integral part of the microbial film grid of step 3, different is shape and the position relationship of the second section in the middle of being positioned at, its shape is substantially half cylinder shape, bottom surface is bottom framework (not shown), end face is connected with water surface ribbon 42 and ball float (not shown), and whole microbial film grid are fixing by spud pile 44.It is relative with the semicircular opening of microbial film grid that blowdown enters river mouth 45.The race diameter 6m of semicolumn, inner ring diameter 3m, the high 2.5m of microbial film ±, the high 2.0m of artificial aquatic weed ± (just adjusting according to each point riverbed), the biomembranous height of device both sides is controlled by ribbon 42, the height of artificial aquatic weed is controlled by ball float 43, all can be with the water level difference of current up-down adjustment.
Step 5 is thrown respectively in river bank and river mouth, tributary and is spilt through 2. compatibility acclimated microorganism of step;
According to engineering section water quality situation, utilize YL agent-K
40cut down the pollution that littoral small-sized blowdown brings, impel the heavily contaminated degraded of pulling in to shore in the bed mud of limit; In entering within the scope of the 50m of place, river mouth (gush greatly in imperial sand boil and the west of a river) of each tributary, inoculation YL agent-K
40, the degraded of strengthening pollutent;
Tributary estuarine organism strengthening:
Ramuscule in imperial sand boil, large Yong Hechanlong North Road, west of a river side flows within the scope of river mouth 50m, inoculates special-purpose YL agent-K
40, strengthen the degraded into engineering section place pollution substance, reduce basin and pollute, throwing and spilling density is 8m
2/ kg.
Dragon sand boil width, in 15m, is approximately inoculated special-purpose YL agent-K
4094kg.
Width is gushed greatly in 20m in the west of a river, approximately inoculates special-purpose YL agent-K
40125kg.
Sprout width, in 10m, is approximately inoculated special-purpose YL agent-K
4063kg.
Biological reinforced along river bank:
Along salt step, gush greatly bank, have more Water in Rainwater Drainage mouth, be organized in the scope of riverbank 5m, inoculate special-purpose YL agent-K
40, strengthening with rainwater bring into Ha Noi or by stormwater channel, discharge the degraded of organic contamination, reduce the pollution that enters engineering section and impact.It is 20m that density is spread in throwing
2/ kg, approximately needs 615kg YL agent-K altogether
40.
Along the river inoculum density 15m within the scope of each 5m of both sides
2/ kg, all the other section of 8m
2/ kg, amounts to the special-purpose YL agent-H of inoculation
154283kg.Microbial inoculum is thrown and is spilt evenly, and river bed, sloping bank carry out simultaneously.
Step 6: debugging is appended microorganism injected volume or adjusted proportioning.
This step, according to engineering section water quality situation, is debugged and is appended biological injected volume or adjust proportioning, reaches and utilizes YL agent-K
40cut down the pollution that littoral small-sized blowdown brings, utilize YL agent-H
15rebuild detritus food chain, for the biocenological structure in upper strata lays the foundation.
YL agent-H wherein
15the injected volume of debugging fully starts population advantage and the physical features mineralization rate of the pioneer population of bottom-dwelling chain building.
Step 7 is arranged artificial aquatic weed in river bed, at the water surface, arrange waterplant, puts hydrocoles in a suitable place to breed.
In river bed, arrange artificial aquatic weed, accelerate the degraded of overlying water organic contamination;
Because engineering section water quality is poor, under existing condition of water quality, do not reach submerged plant survival requirement.
Inoculation YL agent-H is arranged in establishment
15artificial aquatic weed, highly establishment for 1.2m ±.It can increase contact surface circle of microbial inoculum and overlying water, by collision, impels the sedimentation of SS in overlying water, accelerates purification of water quality speed, for the intervention of waterplant provides condition.The fraction of coverage that artificial aquatic weed is arranged in ballow, river bed is 8%, estimates to install artificial aquatic weed 3200m
2, 3840m
3.
Frame size: 3 * 2.5 (m
2), adopt angle steel to be welded, install altogether 427.Ground net on each framework, fixes with nylon rope, and artificial aquatic weed adopts ball float floating, and ball float is fixed on fishing net with rope, and filler is fixed on fishing net.
At the water surface, arrange waterplant, select native species and suitable non-hibernating eggs, strengthening landscape effect, improves food chain;
The mounting structure figure of pleuston, chinampa plant and water peanut is shown in Figure 4:
The stable breeding of pleuston 51
Plantation pleuston (Herba Eichhorniae), because it has strong reproductive ability and strong soil pick-up ability, carry out stable breeding pleuston, according to approximately 10%～11% area coverage plantation pleuston, adopt on bank 54 fixing modes, every 10m, the floating frame of stable breeding of a semi-circular diameter 10m is installed, 110 of floating frames are installed, and each 55 of both sides, amount to stable breeding pleuston 4310m
2.
Plantation chinampa plant 52
Along the river both sides, chinampa that can following water-level lifting is installed in establishment, enriches the ecological element of water body, and enhanced biological chain accelerates that water pollution material decomposes and output.
Along the layout of both sides, riverbank length direction, at adjacent two Herba Eichhorniae, fixedly between half-turn, to install, interval is arranged, every a 10m neutral gear (adjacent two Herba Eichhorniae are the space of half-turn fixedly), 1 chinampa long 10m in ，Mei Pian chinampa, wide 1.0m is installed.54 chinampas are installed altogether, and total area is 540m
2.At the fixing water peanut 53 of the periphery on chinampa, improve and pollute output rate, and stiff chinampa is incorporated to nature, improve whole degree of viewing and admiring.Estimate water peanut plantation 800m
2.
The waterplant that chinampa Plants selection detergent power is strong, degree of viewing and admiring is high is arranged in pairs or groups, as calamus, parasol grass, aquatic Canna generalis Bailey, wilson iris, floral leaf cattail, Spiked Loosestrife, Scirpus tabernaemontani, power is colored etc. again.
On the basis of water quality improving situation, in section, put the hydrocoles of some amount in a suitable place to breed, food and extend chain, enriches water ecological structure.
Suitably put fish, spiral shell and loach in a suitable place to breed, food and extend chain, accelerates flowing of energy and material, and transition is early how natural river course.
Selection fish is silver carp, bighead, is this soil species, and breeding density is 50m
2/ kg, amounts to and puts fish 800kg in a suitable place to breed.
Select screw and loach (indigenous species or suitable non-hibernating eggs), per kilogram screw is controlled water surface area 100m
2, per kilogram loach is controlled water surface area 200m
2, estimate screw 400kg, loach 200kg.
Step 8: the biology and the microorganism relative equilibrium that keep water body.
According to the growing state after water plant planting, carry out maintenance, clear up, reseed; At overwintering season, the withered body of death of cleaning waterplant; Maintain the good growth of waterplant, hydrocoles in water body, keep biology and the microorganism relative equilibrium of water body.
Step 9: monitoring analysis water body situation, adjust microorganism injected volume and proportioning, keep the water quality of repairing.
Generally, within 2 years, remedy in right amount afterwards and throw in YL agent, mend throwing amount and be 10% of injected volume first ±.
Implement the result after the present invention:
Implement after 12 months:
Water-quality guideline: CODcr :≤30mg/l ammonia nitrogen :≤4.0mg/l
Total phosphorus :≤0.8mg/l BOD5 :≤15mg/l
Or the clearance after indices weighting control point velocity of variation reaches:
CODcr:10% ± ammonia nitrogen: 50% ±
Total phosphorus: 30% ± BOD5:10% ±
In 10 days, sample 3 times, above index all reaches more than 80%.
With the artificial directly range estimation of third-party spot sampling and sense organ, judge, whether water body is black smelly.
Bed mud color reaches: beige (PANTONE (Pan is logical) international colour atla look number (C face) 412c/433c/440c/447c)
Implement after 24 months:
Water-quality guideline: CODcr :≤30mg/l ammonia nitrogen :≤4.0mg/l
Total phosphorus :≤0.8mg/l BOD5 :≤15mg/l
Or the clearance after indices weighting control point velocity of variation reaches:
CODcr:10% ± ammonia nitrogen: 50% ±
Total phosphorus: 30% ± BOD5:10% ±
In 15 days, sample 4 times, above index all reaches more than 80%.
With the artificial directly range estimation of third-party spot sampling and sense organ, judge, whether water body is black smelly.
Bed mud color reaches: terra brown (PANTONE (Pan is logical) international colour atla look number (C face) 412c/432c/433c/438c/439c/440c/445c/446c/447c)
Weighting clearance method of calculation:
Note: consider that engineering section gushes greatly the aquaporin that changes with imperial sand boil as the west of a river, about 2～3 days, will change water one time, therefore vertical and across comparison dual indexes are set, choose one or the other of these two.
Result: water body is without black smelly, and bed mud color reaches terra brown.
Supplementary notes can realize multi-element ecology equilibrium principle of the present invention and engineering long term maintenance regulation effect principle below.
Multi-element ecology equilibrium principle:
1, organic contamination principle is decomposed in YL agent
A, YL agent are inoculated in immobilization on carrier, after the domestication of on-the-spot adaptability, drop into water body, and rapid subsidence is in substrate, and are adsorbed on bulkhead wall, suspended substance, artificial aquatic weed, waterplant.Due to extracellular microbial exoenzyme, it is in contact interface secure adhesion, difficult drop-off, and in the environment that is applicable to own growth, set up the nest of oneself, rapid fissiparity.
B, YL agent, with the organic substance in the Morphological Analysis water of common metabolism and thoroughly degraded (producing gas, water and minerals), have suppressed the growth of spoilage organism with the form of dominant group, and have driven the improvement of overlying water water quality simultaneously.
C, macromolecular organic pollutant cannot directly be absorbed as nutrition source by microorganism, need under the effect of the extracellular enzyme of microorganism secretion, be decomposed into small organic molecule, could be absorbed in body by microorganism; Under intracellular enzyme effect in microbe, small organic molecule is metabolised to water, gas and inorganic salt, excretes, and reaches the object of degraded organic contamination.
2, denitrogenation dephosphorizing
Denitrogenation dephosphorizing is mainly by two aspects, and the one, by the effect of microorganism, by nitrogen transformation, be nitrogen etc., discharge water body; The 2nd, by ecosystem plant, build the approach that nutrition is exported, by N, P band water-outlet body.
The effect of a microorganism
YL agent, after throwing in as engineering section bed mud, is set up detritus food chain in bed mud, reverses the corruption reaction in original bed mud.And the black smelly immanent cause in generation river course, the upwards water body release pollutent that corrupt reaction brings just and odorous gas ammonia, H
2s etc., simultaneously strong in activity, under the effect of the YL agent that efficiency is high, to greatest extent nitric nitrogen is converted into nitrogen, band water-outlet body.
B nutrition output pathway builds
The degraded of polluting by endogenous in bacteria agent, artificial aquatic weed, reinforcement engineering section, improves the impact of extraneous contamination to engineering section in conjunction with microbial film grid and row's mouthful Biological Pretreatment device.After above two parts's engineering measure is implemented, on the basis of water correction, get involved waterplant and animal, build biologic chain and the food chain of water body, make water body self-energy material cycle, and by the harvesting of waterplant, N, P are with to water-outlet body.
2, engineering long term maintenance regulation effect principle:
A microbial population:
Growth or the extinction of the microbial population of bottom, river course inoculation are to decide according to the amount of bed mud and Organic Pollutants In Water, after improvement, every pollution concentration reduces, the quantity of microorganism will be withered away to a certain extent, finally reaches the balance that certain microbial biomass can decompose amount of contamination and enter pollution of river quantity; And when there being external strong pollution to enter after water body, the quantity of microorganism can increase along with organic increase again (after superpower pollution enters, to causing crushing impact in river course, as black in river course moment smelly etc., need to carry out microbial inoculum mend throw in).Simply, be exactly that microorganism has how much eat nutrition, just there is the microorganism of how many respective numbers, be a dynamic multi-element ecology balance.
B extraneous contamination:
Guaranteeing that engineering section is after enforcement, do not have great destructive pollution to impact, is to ensure the long-acting stable key of engineering results.
Maintaining of the c ecosystem:
By artificial maintenance, maintain the good growth of waterplant, hydrocoles in water body, ensure the normal operation of microbial film grid, row's mouthful Biological Pretreatment device, be to maintain the long-acting stable important factor of water body.
China orientated Environmental Industry as strategic new industry in 2010, Nanhai District is by development environment service sector accumulation area, the South Sea proposes the integrated city of strategy, drop osmanthus and sets up process, To attract is set up new industry, as service areas such as new-energy automobile, bio-pharmaceuticals, LED industry and high-tech finance, energy-conserving and environment-protective industry is listed in first of national strategy new industry, and it will be a major contribution engineering to the life production environment of following Nanhai District that black-odor river can have been renovated in Nanhai District.The South Sea has 259 rivers to gush the test that faces black smelly environment, and this present invention and embodiment will be to having comprehensive directive significance future.Will settle comprehensively and at the South Sea, build up breeding experiment base, microorganism regulation black-odor river south.Popularize application in an all-round way, improve people's livelihood health level, improve Urban Water Environment, improve the ecological environment, project prospect is very grave long-range, favorable to the people egoistic, and environmental improvement will bring great riches to increase to the South Sea, people's welfare exponent increase in urbanization, real estate value increases, and comprises that environment brings well production, life to start an undertaking, and purchase of property aspect wealth increases, be healthy GDP growth, have powerful sustainability.
Claims (4)
1. a multi-element ecology balance biological renovation method, is characterized in that: comprise the steps:
1. investigate water body: the distribution of the plant in water body, animal, microorganism and water quality present situation are investigated, analysis confirmation water quality and bed mud situation;
2. separated compatibility: to indigenous microorganism separation, screening, compatibility, the domestication in engineering section;
3. microbial film grid are installed in river mouth, engineering starting point place, and described microbial film grid are provided with artificial aquatic weed and the two-layer microbial film that is positioned at described artificial aquatic weed both sides;
4. in river bank and river mouth, tributary, throw respectively and spill through 2. compatibility acclimated microorganism of step;
5. debugging is appended microorganism injected volume or is adjusted proportioning;
6. in river bed, arrange artificial aquatic weed, at the water surface, arrange waterplant, put hydrocoles in a suitable place to breed;
7. the biology and the microorganism relative equilibrium that keep water body;
8. monitoring analysis water body situation, adjusts microorganism injected volume and proportioning, keeps the water quality of repairing.
2. multi-element ecology balance biological renovation method as claimed in claim 1, it is characterized in that: step 3. and step carry out steps A between 4.: the row's of layout mouthful Biological Pretreatment device at small-sized sewage draining exit place, in tributary and blowdown water drainage canal mouth described microbial film grid are installed.
3. multi-element ecology balance biological renovation method as claimed in claim 1 or 2, is characterized in that: described waterplant is selected native species and suitable non-hibernating eggs.
4. multi-element ecology balance biological renovation method as claimed in claim 2, it is characterized in that: a described row mouthful Biological Pretreatment device comprises a framework, upper end at described framework connects fishing net, four ends of described framework be weight, connection carrier between four ends of described framework, four ends at described framework are covered with one deck outer net, within described carrier is positioned at described outer net.
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| CN106673220B (en) * | 2016-12-22 | 2019-01-22 | 北京桑德环境工程有限公司 | One kind improving in-situ treatment method for quality of water environment |
| CN107162209A (en) * | 2017-05-22 | 2017-09-15 | 浙江阿凡柯达环保科技有限公司 | A kind of biological dredging method of polluted water body in-situ |
| CN107226585A (en) * | 2017-06-29 | 2017-10-03 | 山东毅康科技股份有限公司 | A kind of artificial river water body ecological restoring method in city |
| CN110104793A (en) * | 2019-05-10 | 2019-08-09 | 陈师楚 | The primary flora of a kind of pair of sludge carries out the method for administering sewage that preferably spreads cultivation |
| CN111847778A (en) * | 2020-07-15 | 2020-10-30 | 北京天诚众合科技发展有限公司 | Method for treating and maintaining landscape water body and pool |
| CN112028257A (en) * | 2020-07-27 | 2020-12-04 | 江苏若焱环境设计有限公司 | Preliminary sewage purification facility of drain |
| CN116238176B (en) * | 2023-05-11 | 2023-07-28 | 枣庄市永益新材料科技股份有限公司 | Artificial quartz stone plate raw material configuration control system |
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