CN105692906A - Biological treatment method for blue-green algae - Google Patents
Biological treatment method for blue-green algae Download PDFInfo
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- CN105692906A CN105692906A CN201610101517.9A CN201610101517A CN105692906A CN 105692906 A CN105692906 A CN 105692906A CN 201610101517 A CN201610101517 A CN 201610101517A CN 105692906 A CN105692906 A CN 105692906A
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- water
- cyanophyceae
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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
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
- C02F3/327—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae characterised by animals and plants
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Botany (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Farming Of Fish And Shellfish (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
A biological treatment method for blue-green algae is characterized by including firstly, mounting fences at the positions one meter away from the bank of a water area needing to be treated so as to form one or more treatment areas, wherein the fences can enable water flow between the treatment areas and non-treatment areas to be exchanged and flow normally; secondly, removing underwater organisms and plants in the water area of the treatment areas and in the treatment areas; thirdly, planting aquatic plants capable of absorbing blue-green alga nutrients and throwing aquatic animals capable of digesting and decomposing the blue-green algae in the cleaned treatment areas; fourthly, exchanging water bodies between the treatment areas and the nontreatment areas to enable the blue-green algae in the non-treatment areas not to enter the treatment area. The aquatic animals digest the blue-green algae to produce waste which is absorbed by the aquatic plants to form benign ecological biologic chain cycle, so that a great quantity of biological enzyme and beneficial algae are produced in the water bodies of the treatment areas and play a role in constraining blue-green alga growth; water quality of the whole water bodies can be restored under the action of cyclic action. The biological treatment method for the blue-green algae is simple, feasible and good in effect.
Description
Technical field
The present invention relates to a kind of water technology, especially a kind of cyanophyceae Treatment process, the specifically biological treating method of a kind of cyanophyceae。
Background technology
It is known that China is that ratio one of more serious country occurs blue-green alga bloom phenomenon in the world, as the water bodys such as Taihu Lake, Chaohu and Dian Chi usually break out blue-green alga bloom。After occurring due to wawter bloom phenomenon, cyanophyceae by producing toxin (being called for short MC) MC, is strong carcinogen, is also the major incentive of hepatocarcinoma except directly Fish, people and animals being produced murder by poisoning, directly threatens health and the generation of the mankind。Cyanophyceae and thalline thereof decompose, and can cause water hypoxia and destroy normal food web, threatening drinking water safety。In by the end of May, 2007 at the beginning of 6 months, jiangsu wuxi there occurs the Taihu Lake cyanophyceae polluted drinking water source event shocked the world。The tap water of Wuxi City 70% is contaminated, and the domestic water of more than 200 ten thousand people is affected, and causes serious social influence。The fish and shrimp etc. that cyanophyceae is caused are had to cultivate loss up to 10,000,000,000 yuan every year。Current Taihu Lake controls the mechanization that the technology of algae relatively safety and scale enforcement is cyanophyceae and salvages。But this method can only be taken stopgap measures, it is impossible to effects a permanent cure, when environmental condition maturation, cyanophyceae still can occur on a large scale, is therefore badly in need of a kind of biological cyanophyceae administering method without chemical agent and eradicates or contain the generation of cyanophyceae。
Summary of the invention
It is an object of the invention to administer for existing cyanophyceae actively relies on mechanization salvaging to cure the symptoms, not the disease, and Chemo-Therapy is comprehended and water body and aquatic animals and plants damaged and the problem of secondary pollution, invents a kind of method utilizing animals and plants to carry out cyanophyceae improvement。
The technical scheme is that
The biological treating method of a kind of cyanophyceae, is characterized in that:
First, enclosing shelves from the installation of at least 1 meter of bank, waters need to be administered, form one or more improvement district, described in enclose shelves and want to make the current between described improvement district and non-improvement district normally exchange flowing；
Secondly, benthon and plant to waters, described improvement district are cleared up, and remove the benthon in described improvement district and plant；
3rd, the water plant of cyanophyceae nutrient can be absorbed in the plantation in district of administering cleared up and throw in the aquatic animal of energy digest and decompose cyanophyceae；
4th, utilize the method for natural flows, wind or artificial changing water to realize the water body exchange administering between district and non-improvement district, make the cyanophyceae in non-improvement district enter and administer in district；The refuse that aquatic animal digestion cyanophyceae produces is absorbed by water plant, forms an optimum ecologic biological chain circulation, makes improvement district water body produce substantial amounts of enzyme and beneficial algae, blue algae growth plays containment effect；Whole water quality is made to be repaired through Circulation。
Described to enclose shelves from administering the distance on bank, waters be 1-500 rice, but maximum water depth is less than 2.5 meters。
It is utilize Calx that benthon is killed that described benthon carries out killing。
The described water plant that can absorb cyanophyceae nutrient includes waterweed, Shui Lian, water spinach and hornwort。
The aquatic animal of described energy digest and decompose cyanophyceae includes water earthworm Yin, water, Luo Heyu。
Described spiral shell is one or more in Cipangopaludina chinensis, Bellamya sp, lung spiral shell spiral shell, and described fish is one or more in brachymystax lenok, Hypophthalmichthys molitrix, Aristichthys nobilis, Ctenopharyngodon idellus, Mylopharyngodon piceus。
Adopting automatic collector to put into improvement district after will be far from the blue algae collecting in non-improvement district and make feedstuff for aquatic animal, the cyanophyceae to accelerate whole water body is administered。
Beneficial effects of the present invention:
The predation of cyanophyceae is eliminated water body cyanophyceae by scale aquatic animal by the present invention, and the absorption absorption of integrated water body plant, reaches the purpose of prevention and control cyanophyceae simultaneously。New way is opened for the application of system applying biological control algae through engineering approaches。
The inventive method is simple, water body will not be produced secondary pollution, can effectively contain that the scale of cyanophyceae occurs, can be inherently eliminated the generation of cyanophyceae through improvement in a few years, comprehensively obvious with benefit of helping。
Proving through simulation experiment, the method for the present invention is simple, and effect is obvious, and the water body processed through the inventive method can reach 3 class water bodys after 1 year, and the fish growth in water body is normal and can normally eat。
The present invention is administered by local, utilizes the scale that natural agent or external force realize whole waters to administer, has a small investment, instant effect, administers convenient advantage。
The present invention utilizes biotechnology to eliminate cyanophyceae, water body not only will not cause secondary pollution, and can realize higher economic worth, can effectively contain the outburst of cyanophyceae, it is achieved innoxious governance。
Accompanying drawing explanation
Fig. 1 is the governance flowchart schematic diagram of the present invention。
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further illustrated。
As shown in Figure 1。
A kind of biological treating method of cyanophyceae, it comprises the following steps:
First, from bank, waters 1-500 rice (also can more than 500 meters if the water surface is sufficiently large) place's stake need to be administered, plastics, thin film, color cloth, canvas, net, soil etc. are made and are enclosed shelves, form one or more improvement district, enclose the depth of water at shelves place in principle to be preferred less than 2.5 meters, described in enclose shelves want the current between described improvement district and non-improvement district can be made normally to exchange flowing；
Secondly, with Calx, the benthon in waters, described improvement district is killed, for putting biological elimination natural enemy in a suitable place to breed, utilize manually or mechanically change equipment that phytobenthon is cleared up, water plant for planting the present invention lays the first stone, it is prevented that the existing phytobenthon that can not decompose cyanophyceae and derivant thereof affects the growth of the water plant that the present invention plants；
3rd, in the improvement district cleared up, plantation can absorb the water plant such as waterweed of cyanophyceae nutrient, water lotus and water spinach etc., throws in energy aquatic animal such as the water earthworm Yin, water of digest and decompose cyanophyceae, spiral shell (can be one or more in Cipangopaludina chinensis, Bellamya sp, lung spiral shell) and fish (can be one or more in brachymystax lenok, Hypophthalmichthys molitrix, Aristichthys nobilis, Ctenopharyngodon idellus, Mylopharyngodon piceus) simultaneously；Water plant in each improvement district can be selected one kind and be planted, it is possible to miscegenation, and equally, aquatic animal also can be selected one or raise together with, wherein to raise together with best results；
4th, the method utilizing natural flows, wind or artificial changing water realizes the water body exchange administering between district and non-improvement district, the cyanophyceae making non-improvement district enters administers in district, if the cyanophyceae in improvement district can not meet the digestion of aquatic animal, automatic collector also can be adopted to be slowly added to after will be far from administering the blue algae collecting in district digest and assimilate for aquatic animal in improvement district, and the cyanophyceae that so also can accelerate whole water body is administered；The refuse that aquatic animal digestion cyanophyceae produces is absorbed by water plant, forms an optimum ecologic biological chain circulation, makes improvement district water body produce substantial amounts of enzyme and beneficial algae, blue algae growth plays containment effect；Whole water quality is made to be repaired through Circulation。
Experiment one。
Coverage of water 108 square metres, the depth of water 2.1 meters, cyanophyceae density before administering, water oxygen level is less than 1.3mg/ml, the mode built a dam first is adopted to be separated by water body, plantation water lotus in administering district, put water earthworm Yin 10500,85000/L of water, 5050, spiral shell (China circle Cipangopaludina chinensis, Bellamya sp, lung spiral shell are thrown in by 1:1:2 quantity) and Hypophthalmichthys molitrix 50 in a suitable place to breed, and with little water pump, the water in non-improvement district is pumped in improvement district, the water administered in district is back in non-improvement district by open channel simultaneously。
Through the improvement of 7-9 month, water body can see-through reach 35.5 centimetres, oxygen content reach 4.5mg/ml, reach 3 class water quality, administer the spiral shell in district and fish growth is normal。
Experiment two。
Water body is a stagnant pool, weedy in water, and without Fish Survival, concrete processing procedure is: two mouthfuls of pond Blue-green Algae Fast Growths for many years of certain Aquatic product institute, becomes stagnant pool。Area respectively 15 mu and 28 mu, the depth of water 3.5 meters, by this biological treating method, from March, 2014, throw in aquatic animal, do not break out to cyanophyceae in August, obtain and take effect then。Within 2015, water quality transparency reaches less than 2.2 meters, so clear that you can see the bottom。
Experiment three。
Coverage of water is the small lakes of 1533341 square metres, a small amount of water source is had to supplement, but cyanophyceae all had and broke out annual summer, for this, first with 200 order nets water body is separated at 10 meters of of offshore and administers district and non-improvement district, after administering district's cleaning, in administering district, plant the water plants such as Yin Lezao, Shui Lian, hornwort, cultivate Hypophthalmichthys molitrix 23.6 ten thousand tail, Aristichthys nobilis 355,000,000 tail, brachymystax lenok 10.1 ten thousand tail, Limnodrilus hoffmeisteri 660 kilograms, Cipangopaludina chinensis 2620 kilograms, 1800 kilograms of lung spiral shell。After 1 year, administer district water quality be improved significantly, within latter every two, three days, salvage a cyanophyceae and send in isolation area。Administering through 2 years, water body has reached 3 class water quality requirements, reaches aquaculture standard。
Part that the present invention does not relate to is all same as the prior art maybe can adopt prior art to be realized。
Claims (7)
1. a biological treating method for cyanophyceae, is characterized in that:
First, enclosing shelves from the installation of at least 1 meter of bank, waters need to be administered, form one or more improvement district, described in enclose shelves and want to make the current between described improvement district and non-improvement district normally exchange flowing；
Secondly, benthon and plant to waters, described improvement district are cleared up, and remove the benthon in described improvement district and plant；
3rd, the water plant of cyanophyceae nutrient can be absorbed in the plantation in district of administering cleared up and throw in the aquatic animal of energy digest and decompose cyanophyceae；
4th, utilize the method for natural flows, wind or artificial changing water to realize the water body exchange administering between district and non-improvement district, make the cyanophyceae in non-improvement district enter and administer in district；The refuse that aquatic animal digestion cyanophyceae produces is absorbed by water plant, forms an optimum ecologic biological chain circulation, makes improvement district water body produce substantial amounts of enzyme and beneficial algae, blue algae growth plays containment effect；Whole water quality is made to be repaired through Circulation。
2. method according to claim 1, is characterized in that described to enclose shelves from administering the distance on bank, waters be 1-500 rice, but maximum water depth is less than 2.5 meters。
3. method according to claim 1, is characterized in that utilizing Calx that benthon is killed。
4. method according to claim 1, is characterized in that the described water plant that can absorb cyanophyceae nutrient includes waterweed, water lotus and water spinach。
5. method according to claim 1, is characterized in that the aquatic animal of described energy digest and decompose cyanophyceae includes water earthworm Yin, water, Luo Heyu。
6. method according to claim 5, is characterized in that described spiral shell is one or more in Cipangopaludina chinensis, Bellamya sp, lung spiral shell, and described fish is one or more in Hypophthalmichthys molitrix, Aristichthys nobilis, Ctenopharyngodon idellus, Mylopharyngodon piceus and brachymystax lenok。
7. method according to claim 1, puts into improvement district and makes feedstuff for aquatic animal after it is characterized in that the blue algae collecting adopting automatic collector to will be far from non-improvement district, the cyanophyceae to accelerate whole water body is administered。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610101517.9A CN105692906A (en) | 2016-02-25 | 2016-02-25 | Biological treatment method for blue-green algae |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610101517.9A CN105692906A (en) | 2016-02-25 | 2016-02-25 | Biological treatment method for blue-green algae |
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| CN105692906A true CN105692906A (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610101517.9A Pending CN105692906A (en) | 2016-02-25 | 2016-02-25 | Biological treatment method for blue-green algae |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106105717A (en) * | 2016-07-06 | 2016-11-16 | 溧阳市金泉生态科技园有限公司 | Cyanophyceae is administered with aquatic pasture and water implantation methods |
| CN110182954A (en) * | 2018-03-01 | 2019-08-30 | 建基建设集团有限公司 | A method of administering cyanobacteria |
| CN110575705A (en) * | 2019-10-17 | 2019-12-17 | 吴林 | blue algae treatment device and method |
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| WO2010077922A1 (en) * | 2008-12-17 | 2010-07-08 | LiveFuels, Inc. | Systems and methods for reducing algal biomass |
| KR101309593B1 (en) * | 2013-05-06 | 2013-09-17 | (주)에코원 | Artificial plant island for preventing water bloom and purifying water |
| CN103663708A (en) * | 2013-12-12 | 2014-03-26 | 复旦大学 | Method and system for controlling ecological sensitive area blue algae bloom of eutrophic large-size lakes and reservoirs |
| CN104176829A (en) * | 2014-08-25 | 2014-12-03 | 郑丙辉 | Large system adjustment method and device for treating water ecological environment of shallow lakes |
| CN105016472A (en) * | 2015-05-28 | 2015-11-04 | 史建新 | Applicaton method of scrap tires in process of steadily converting alga type lake into grass type lake |
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2016
- 2016-02-25 CN CN201610101517.9A patent/CN105692906A/en active Pending
Patent Citations (5)
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| WO2010077922A1 (en) * | 2008-12-17 | 2010-07-08 | LiveFuels, Inc. | Systems and methods for reducing algal biomass |
| KR101309593B1 (en) * | 2013-05-06 | 2013-09-17 | (주)에코원 | Artificial plant island for preventing water bloom and purifying water |
| CN103663708A (en) * | 2013-12-12 | 2014-03-26 | 复旦大学 | Method and system for controlling ecological sensitive area blue algae bloom of eutrophic large-size lakes and reservoirs |
| CN104176829A (en) * | 2014-08-25 | 2014-12-03 | 郑丙辉 | Large system adjustment method and device for treating water ecological environment of shallow lakes |
| CN105016472A (en) * | 2015-05-28 | 2015-11-04 | 史建新 | Applicaton method of scrap tires in process of steadily converting alga type lake into grass type lake |
Non-Patent Citations (1)
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| 朱喜 等: "《中国淡水湖泊蓝藻爆发治理与预防》", 31 March 2014 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106105717A (en) * | 2016-07-06 | 2016-11-16 | 溧阳市金泉生态科技园有限公司 | Cyanophyceae is administered with aquatic pasture and water implantation methods |
| CN110182954A (en) * | 2018-03-01 | 2019-08-30 | 建基建设集团有限公司 | A method of administering cyanobacteria |
| CN110182954B (en) * | 2018-03-01 | 2021-12-28 | 建基建设集团有限公司 | Method for treating blue algae |
| CN110575705A (en) * | 2019-10-17 | 2019-12-17 | 吴林 | blue algae treatment device and method |
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Application publication date: 20160622 |
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