CN108191070A - A kind of method that ecological floating island using plant-microorganism coupling improves water quality - Google Patents
A kind of method that ecological floating island using plant-microorganism coupling improves water quality Download PDFInfo
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- CN108191070A CN108191070A CN201711380160.3A CN201711380160A CN108191070A CN 108191070 A CN108191070 A CN 108191070A CN 201711380160 A CN201711380160 A CN 201711380160A CN 108191070 A CN108191070 A CN 108191070A
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- water
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- ecological floating
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
- C02F3/348—Biological treatment of water, waste water, or sewage characterised by the microorganisms used characterised by the way or the form in which the microorganisms are added or dosed
-
- 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
Abstract
The present invention, which provides a kind of ecological floating island using phytomicroorganism coupling, improves the method for water quality, and the biocoene that this method is coupled by building phytomicroorganism promotes water ecosystem purification ability.This method is included in the ecological enclosure of river bank setting, reduces shore water and spacious pool exchange rate；Composite ecological floating island is set, planting aquatic plants in floating bed；Under floating bed and surrounding hangs elastic solid filler；The compound water purification microbial inoculum of immobilization is added in the root of water plant.The method repairing effect of the present invention is apparent, easy to maintain, does not cause secondary pollution to water body in governance process, is particularly suitable for the active channel water body treating of cement revetment.
Description
Technical field
The invention belongs to environmental technology fields, relate in particular to a kind of ecological management of eutrophication river water body pollution
Technology.
Background technology
In recent decades, Chinese society economy is grown rapidly, and water environmental problems become increasingly conspicuous, and water pollution situation is very tight
It is high.Water environment pollution is controlled has become great environmental that urgent need to resolve, a whole society pays close attention to jointly and society is asked with improvement
Topic.Due to body eutrophication, the hardening of river coastal water hopper bank etc., many aquatic vegetations seriously degenerate, in some water bodys
Water plant even disappears totally.External source import and internal loading are the main sources of body eutrophication, when external source import obtains
To after control, internal loading still can make body eutrophication problem continue tens of years.Biological and ecological measure, which is one, to be had
The endogenous treatment measures of effect, under the premise of following the course of nature, river that will be degenerated by Human impact restores its ecosystem
System structure and function makes the ecosystem of energy self-control, and a complete system is formed with the landscape ecological where it
One promotes the stabilization of river ecosystem.
In water pollution control technology, ecological reestablishment is because of its low, high efficiency of investment, environmental-friendly, ecological energy-saving, into
Water environment treatment technology for rapid development.Plant and microorganism remediation technology are the most commonly used two of polluted-water restoration of the ecosystem
Kind core methed.Water plant is the primary producer in aquatic ecosystem, regulates and controls the substance cycle and energy of aquatic ecosystem
Flowing.It is a kind of important ecological method for controlling body eutrophication to restore aquatic vegetation, and water plant plant can not only lead to
It crosses itself assimilation and lowers N, P concentration in water body, promote the output of water nutrition；And it can change in the case where group stablizes
Water body flows to stream the mass exchange balance by force, influenced between water body and bed mud；There is apparent suppression to Measures of Algae in Water Body growth simultaneously
It makes and uses.Macrophyte reestablishment can effectively control body eutrophication and perfect the required of aquatic ecosystem function, without water
The presence of plant primary producer, entire aquatic ecosystem food web is difficult to drive, however is planted in seriously polluted water body
The structure of quilt is difficult；And the pollution waters restoration technology based on microorganism be using microorganism can efficient degradation, using and
The characteristic of organic matter is converted, mitigates water body eutrophication degree, is a kind of efficient, cheap bioremediation technology means.To the greatest extent
The microbial augmentation recovery technique of pipe polluted-water has the advantages that many, but also faces the problem of certain in practical applications.
Firstly, for microorganism fungus kind is added directly in polluted-water, there is the dispute there may be environmental security, this causes
The source of functional microorganism microbial inoculum and range are subject to certain restrictions.Secondly, can functional microorganism after polluted-water is put into
It survives and there is ecologic active, greatly affected its application effect.In addition, for more liquid polluted-water,
Since colonizing for functional microorganism needs a process with biochemical action, thus in the in-situ immobilization of this kind of water body, microorganism
The application effect for strengthening recovery technique is relatively poor.The advantages of how coupling plant and microorganism remediation technology, makes it have both two
The comprehensive ecological in-situ immobilization measure of person's strong point, is important Science ＆ Technology Demands.
Aquatic vegetation is built frequently with the mode of ecological floating island carry out purifying water body in seriously polluted water body.Extensively
Apply to the water pollutions such as river, lake improvement.But current ecological floating island technology is there is also some shortcomings, such as ecological floating island technology
Reliability it is unstable, in the polluted-water of different geographical, there are larger differences for effect；Common ecological floating island plant is by season
Section is affected, and when the detergent power of ecological floating island plant reaches saturation or has arrived apoptosis season, effect is poor；It is most of
Ecological floating island technology lacks the efficient coupling with security function microorganism ecological remediation technology.Ecological floating island technology is as a kind of new
Emerging water technology, although also there are it is many shortcomings that, compared to traditional method for treating water, especially in the water seriously polluted
Utilization in body has strong advantage.The present invention is based on macrophyte reestablishment technology, bioremediation technology theories, make full use of
Water plant and the advantage of functional microorganism build plant --- and microorganism couples reparation system, suitable for the stream of cement revetment
The original position pollution control of water polluted river water, the plant-microorganism group of structure can voluntarily run, and obtain preferable ecology and society
Meeting benefit, has wide application space.
Invention content
The object of the present invention is to provide a kind of methods that ecological floating island using plant-microorganism coupling improves water quality, lead to
The ecological floating island that structure is coupled based on plant-microorganism is crossed, form plant-microorganism group and voluntarily maintains system operation, is promoted
Into water ecosystem self-purification capacity, finally contain and improve body eutrophication state.
Technical solution is used by the present invention solves above-mentioned technical problem：A kind of life coupled using plant-microorganism
The method that state chinampa improves water quality, the biocoene that this method is coupled by building plant-microorganism, promotes water ecosystem
Purification ability, specifically comprises the following steps：
（1）The ecological enclosure of appropriate area setting in river, is divided into enclosure area and spacious pool by the region, is dropped by ecological enclosure
The exchange rate of low enclosure area water body and spacious pool water body；
（2）Composite ecological floating island is set in enclosure area, planting aquatic plants on chinampa；
（3）Elastic solid filler is hung under chinampa and around chinampa, attaching substratum is provided for microbiologic population；
（4）The root of water plant addition can the compound purifying water micrcxDrganism of long-term sustained release the compound water purification microbial inoculum of immobilization.
Further, the setting ecology enclosure, refers to fix mao bamboon or timber in the water body of appropriate area, will be anti-
One end of water cloth is hung on mao bamboon or timber, and the other end suspended counterweight object of waterproof cloth makes it sink under water.
Further, the water plant planted on the chinampa is in bur rhizoma alismatis, Scirpus tabernaemontani, purple taro, wild rice or calamus
It is one or more.
Further, the selection of water plant is according to the difference of the pollution level of staying water water quality, using different groups
The water plant of conjunction.
Further, the immobilization composite bacteria agent is prepared using following steps and completed：By the agar of 0.4 ~ 2.0g,
The sodium alginate of 0.4 ~ 3.0g and the activated carbon of 10 ~ 20g 80-200 mesh are added in 100 mL water, and it is abundant to be heated to dissolving；It treats
When temperature is reduced to about 45 DEG C, add in the difference of the pollution level according to staying water water quality, the various combination of use it is net
Water microorganism microbial inoculum 0.2 ~ 2.0g of powder, pours into mold of different shapes after stirring evenly rapidly, after cooling, immerses 4-6%'s
5-8 h are fixed in calcium chloride solution, then take out simultaneously naturally dry, it is spare.
Further, the compound water purification microbial inoculum of immobilization in the addition of the root of water plant, being will according to right
The compound water purification microbial inoculum of the immobilization prepared by 5 is sought, after being packed into the basket of planting aquatic plants, then is planted into water plant.
The present invention is a kind of active channel body eutrophication restorative procedure, suitable for cement revetment or precipitous natural revetment
Active channel, core is to the degradation of water body nitrogen, phosphorus recycling, conversion, utilization, absorption band by microorganism and plant
Go out to reach purpose of purifying the water quality.The invention utilizes competition, allelopathic, Physical entrapment effect in ecological theory, passes through water
Allelochemical is secreted to the absorption competition of nutritive salt and water plant between plant and algae, inhibits algal grown；It is logical
Cross the reticular structure retention water body recovery technology of water plant root system and 3 D elastic filler.The invention is filled out by hanging stereo-elastic
Material increases microorganism bond area, using degradation, conversion and utilization of the functional microorganism to water nutrition, so as to fulfill drop
The purpose of low water nutrition.Concrete measure includes：Ecological floating island is built, plants perennial emergent aquactic plant；Bullet is hung in water body
Property 3-D filler, for functional microorganism traction-increasing surface accumulate；The ecological enclosure of setting, increases the water body residence time.The above process
Collaboration is played so as to reach regulation effect.
The beneficial effects of the invention are as follows：After disposable input of the invention, suitably simple it need to only safeguard, Ecosystem restoration system
It can voluntarily run, it is at low cost and other pollutions will not be caused, it can also beautify the environment, increase green amount.The life of perennial emergent aquactic plant
Long and microorganism proliferation can largely absorb the nutritive salt in water body, and seasonality harvest can take water nutrition out of, perennial
The utilization of plant will not generate the troublesome operation repeatedly planted.
Specific embodiment
Technical scheme of the present invention is described in further details below in conjunction with specific embodiment.
The present invention's can be realized by the following method：
1. the ecological enclosure of setting
According to the width in river and the chinampa width put is proposed, uses waterproof cloth（Water isolation curtain）The ecological enclosure of setting, reduction are enclosed
The exchange rate of septal area water body and spacious pool water body, increases the water body residence time, and the setting of ecological enclosure should not influence normally
Water transportation.The realization of ecological enclosure is by fixing mao bamboon or timber in water body, by waterproof cloth（Water isolation curtain）One end suspension
In on mao bamboon or timber or waterproof cloth（Water isolation curtain）One end fasten rope suspensions floating body and make float in the water surface, waterproof
Cloth（Water isolation curtain）Other end suspension stone sinks under water, and forms the opposing stationary waters of water body.
2. ecological floating island, planting aquatic plants are set
The river of cement revetment and precipitous natural revetment is not suitable in littoral directly plantation emergent aquactic plant, and structure ecological floating island can
It solves the problems, such as well this.Ecological floating island is made of two parts：The above is plant part, below and chinampa around be that elasticity is vertical
Body filler part.It is spliced plastics hollow board for carrying plant and hanging the floating body of 3-D filler, cored slab is the length of side 32
The square of cm, the hole for placing plantation basket that center is 16 cm of diameter；3-D filler hangs on the four of plastics hollow board
Week, every 3-D filler grow 1 m, 10 cm of diameter；Each plastics hollow board quadrangle sets that there are four apertures, is connected by press-button type
Piece can be sliceable together by different plastics hollow boards using the aperture；36 plastics hollow boards are linked together and form the length of side
About 2 m areas are about 4 m2Chinampa unit, tied up by pvc pipe with rope around each chinampa unit；Several chinampas
Unit is tied up side by side with rope, forms "-" type or other shapes chinampa.Chinampa periphery interval 6-8 m fasten rope, rope
The other one section cloth bag for fixing the stone equipped with about 20-30kg, sinks under water, and rope lengths are controlled in the model beyond water-level fluctuation
It encloses.Spherical 3-D filler and rubble are placed in basket is planted for fixing vegetable material, selectable plant include bur rhizoma alismatis,
Scirpus tabernaemontani, purple taro, wild rice, calamus etc..
3. the installation of microorganism attaching substratum
Matrix in the present invention for microorganism attachment is elastic solid filler, and the spliced plastics which hangs on chinampa are empty
Under core and around chinampa on pvc pipe, 10 cm of diameter of filler, length should not contact bed mud depending on the depth of water.Filler
Fibre bundle can increase the bond area of microorganism, and carrier is provided for microorganism growth.
4. the use of synergy nanometer immobilization water purification microbial inoculum
Synergy nanometer immobilization water purification microbial inoculum is launched into the enclosure region water body for be provided with chinampa, which is a kind of wax-like bud
Spore bacillus, injected volume 10g/m3.It plants and spherical 3-D filler is launched in basket, synergy nanometer immobilization water purification bacterium is launched in filler
Agent.
5. system maintenance
The rubbish floated in enclosure is periodically removed, including plant litter.Plant growth transition grows prosperity, and contains the floating body of plantation basket
When tilting, hand harvest emergent aquactic plant takes away water nutrition.
Claims (6)
1. a kind of method that ecological floating island using plant-microorganism coupling improves water quality, it is characterized in that, this method passes through structure
The biocoene of plant-microorganism coupling, promotes water ecosystem purification ability, specifically comprises the following steps：
（1）The ecological enclosure of appropriate area setting in river, is divided into enclosure area and spacious pool by the region, is dropped by ecological enclosure
The exchange rate of low enclosure area water body and spacious pool water body；
（2）Composite ecological floating island is set in enclosure area, planting aquatic plants on chinampa；
（3）Elastic solid filler is hung under chinampa and around chinampa, attaching substratum is provided for microbiologic population；
（4）The root of water plant addition can the compound purifying water micrcxDrganism of long-term sustained release the compound water purification microbial inoculum of immobilization.
2. the method that the ecological floating island according to claim 1 using plant-microorganism coupling improves water quality, it is characterized in that
The setting ecology enclosure, refers to fix mao bamboon or timber in the water body of appropriate area, one end of waterproof cloth is hung on
On mao bamboon or timber, the other end suspended counterweight object of waterproof cloth makes it sink under water.
3. the method that the ecological floating island of plant-microorganism coupling according to claim 1 improves water quality, it is characterized in that described
Chinampa on the water plant planted it is one or more in bur rhizoma alismatis, Scirpus tabernaemontani, purple taro, wild rice or calamus.
4. the method that the ecological floating island according to claim 1 using plant-microorganism coupling improves water quality, it is characterized in that
The selection of water plant is according to the difference of the pollution level of staying water water quality, using the water plant of various combination.
5. the method that the ecological floating island according to claim 1 using plant-microorganism coupling improves water quality, it is characterized in that
The immobilization composite bacteria agent is prepared using following steps and completed：By the agar of 0.4 ~ 2.0g, the sodium alginate of 0.4 ~ 3.0g
It is added in 100 mL water with the activated carbon of 10 ~ 20g 80-200 mesh, it is abundant to be heated to dissolving；Treat that temperature is reduced to about 45 DEG C
When, add in the difference of the pollution level according to staying water water quality, the purifying water micrcxDrganism microbial inoculum powder 0.2 of the various combination of use
~ 2.0g is poured into after stirring evenly rapidly in mold of different shapes, after cooling, is immersed fixed in the calcium chloride solution of 4-6%
5-8 h then take out simultaneously naturally dry, spare.
6. the method that the ecological floating island according to claim 1 using plant-microorganism coupling improves water quality, it is characterized in that
The compound water purification microbial inoculum of immobilization in the addition of the root of water plant, is according to the immobilization prepared by claim 5
Compound water purification microbial inoculum, after being packed into the basket of planting aquatic plants, then is planted into water plant.
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| CN201711380160.3A CN108191070A (en) | 2017-12-20 | 2017-12-20 | A kind of method that ecological floating island using plant-microorganism coupling improves water quality |
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| CN201711380160.3A CN108191070A (en) | 2017-12-20 | 2017-12-20 | A kind of method that ecological floating island using plant-microorganism coupling improves water quality |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109095616A (en) * | 2018-08-14 | 2018-12-28 | 张家口好农好牧生态养殖有限公司 | A kind of method of purifying eutrophication water body |
| CN109133380A (en) * | 2018-10-12 | 2019-01-04 | 河南帮源生物科技有限公司 | A kind of ecological water body renovation agent and preparation method thereof |
| CN109721166A (en) * | 2019-03-14 | 2019-05-07 | 广东紫方环保技术有限公司 | A kind of ecology filler and the ecological floating island device based on the ecology filler |
| CN110963573A (en) * | 2019-11-29 | 2020-04-07 | 浙江绿维环境股份有限公司 | Ecological remediation plants intensive area |
| CN111925052A (en) * | 2020-08-04 | 2020-11-13 | 江苏江达生态科技有限公司 | Compound city river course municipal administration mouth of arranging preprocessing device |
| CN115520969A (en) * | 2022-09-26 | 2022-12-27 | 中国科学院南京土壤研究所 | Composite ecological restoration method for farmland drainage polluted river channel |
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| CN109721166A (en) * | 2019-03-14 | 2019-05-07 | 广东紫方环保技术有限公司 | A kind of ecology filler and the ecological floating island device based on the ecology filler |
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| CN111925052A (en) * | 2020-08-04 | 2020-11-13 | 江苏江达生态科技有限公司 | Compound city river course municipal administration mouth of arranging preprocessing device |
| CN115520969A (en) * | 2022-09-26 | 2022-12-27 | 中国科学院南京土壤研究所 | Composite ecological restoration method for farmland drainage polluted river channel |
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Application publication date: 20180622 |
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