CN102616932A - Algae-laden water treatment method and application system thereof - Google Patents
Algae-laden water treatment method and application system thereof Download PDFInfo
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- CN102616932A CN102616932A CN2012100827547A CN201210082754A CN102616932A CN 102616932 A CN102616932 A CN 102616932A CN 2012100827547 A CN2012100827547 A CN 2012100827547A CN 201210082754 A CN201210082754 A CN 201210082754A CN 102616932 A CN102616932 A CN 102616932A
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- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 15
- 230000002262 irrigation Effects 0.000 claims abstract description 14
- 238000003973 irrigation Methods 0.000 claims abstract description 14
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- 238000001764 infiltration Methods 0.000 claims abstract description 7
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Abstract
本发明涉及一种富藻水治理方法，包括如下步骤：a）富藻水经腐熟水解后得到藻液；b）将藻液用于灌溉。本发明还涉及该方法所使用的系统。本发明通过将富藻水引入腐熟水解池中，由于富藻水中厌氧、兼氧及好氧微生物的水解作用，经7-10天，蓝藻可实现腐熟；在腐熟过程中蓝藻发生水解作用，蓝藻细胞破裂（细胞破壁），藻毒素释放降解，避免了对农作物可能产生的危害；而细胞内氮磷的释放，会更迅速和容易地被农作物和土壤吸收；将腐熟后的藻液从腐熟水解池输送至农田储存池或林地渗透渠，根据农作物或林木的生长需要，替代化肥，灌溉农田或林地。本发明有效解决了富藻水的污染问题，也可以解决流域农业的肥料问题并对富藻水进行充分利用。
The invention relates to a method for treating algae-enriched water, which comprises the following steps: a) decomposing and hydrolyzing the algae-enriched water to obtain algae liquid; b) using the algae liquid for irrigation. The invention also relates to the system used in the method. In the present invention, algae-enriched water is introduced into the decomposing hydrolysis tank, and due to the hydrolysis of anaerobic, facultative and aerobic microorganisms in the algae-enriched water, the cyanobacteria can be decomposed after 7-10 days; The cyanobacteria cells rupture (cell wall breaking), algae toxins are released and degraded, avoiding possible harm to crops; and the release of nitrogen and phosphorus in cells will be absorbed by crops and soil more quickly and easily; decomposed algae liquid from The decomposed hydrolysis tank is transported to the farmland storage tank or the forest land infiltration channel, and according to the growth needs of the crops or forest trees, it can replace chemical fertilizers and irrigate the farmland or forest land. The invention effectively solves the pollution problem of algae-enriched water, and can also solve the fertilizer problem of watershed agriculture and fully utilize the algae-enriched water.
Description
Technical field
The invention belongs to the improvement method of lake pollution, relate in particular to lake blue algae and salvage resulting algae improvement method and application system thereof.
Background technology
Blue-green algae often breeds summer in a large number, and forms one deck blue-greenish colour and stench floating foam of distinguishing the flavor of is arranged at the water surface, is called " wawter bloom ", and large-scale blue algae bloom is called as " green tide " (red tide that takes place with the ocean is corresponding).Green tide causes water quality deterioration, exhausts water oxygen gas when serious and causes the death of fish.Frequently break out because of eutrophication problem causes blue-green algae in Taihu Lake, and scale is increasing, and the phase of breaking out is more and more longer, and the degree that works the mischief and cause damage is increasingly high.The fixed blue-green algae in bank salvages the station and portable blue-green algae salvor is the effective means that reduces water body blue-green algae concentration rapidly through in time salvaging with collecting to blue-green algae.Through drawing algae, can take away a large amount of nitrogen, phosphorus from water body.Since Taihu Lake blue-green algae fishing job was carried out, the blue-green algae of salvaging was handled through the algae water sepn, and moisture is still up to about 85%, and algae water sepn cost is expensive.Because of separating power is not enough, quite most of algae is discarded in west bank, Taihu Lake blue-green algae and salvages station neighbouring irrigation canals and ditches and lakeside depression, becomes old algae because of failing in time to handle.After the dead corruption of old frustule, not only make water quality deterioration, the rotten smelly water body surrounding enviroment that influence, and the release of algae toxin can take place; The nitrogen that decompose to produce, phosphorus, algae toxin also can be because of rain drop erosiones, flow into Taihu Lake once more through rainwash or leaching, cause secondary pollution.
At present, the treatment and disposal mode of blue-green algae is still existed the influence of serious environmental health and public health security aspect.The apparent proterties of blue-green algae is poor, perishable, easy smelly, grows mosquitos and flies easily, and unscrupulous stacking, abandonment or omission will influence the surrounding enviroment health, cause secondary pollution; Blue-green algae is carried out a biological disposal upon through conventional anaerobic and aerobic, and the removal of nitrogen phosphorus is difficult to up to standard, and can lose the nitrogen phosphorus that wherein fertilizer property is very high.
Also do not have at present method can realize the processing of blue-green algae " minimizing, resource utilization, innoxious " fully, effectively solve the influence of blue-green algae environmental health and safety.
Summary of the invention
The present invention has overcome deficiency of the prior art, be to provide a kind of technology simple, effectively solve the pollution problem of being rich in algae, and the algae improvement method that algae is made full use of.
Concrete technical scheme of the present invention is following:
A kind of algae improvement method comprises the steps:
A) algae obtains algae liquid after the hydrolysis of becoming thoroughly decomposed;
B) the algae liquid that step a) is obtained is used for irrigating.
Become thoroughly decomposed time of hydrolysis of above-mentioned algae is 7-10 days.
Above-mentioned algae liquid can be used for field irrigation or forest land infiltrating irrigation.
The invention still further relates to a kind of system that realizes above-mentioned algae improvement method, comprise the hydrolytic tank that becomes thoroughly decomposed, the farmland storage pool that is connected with the hydrolytic tank that becomes thoroughly decomposed and forest land infiltration trench.
The present invention is based on blue-green algae and contains the required nitrogen phosphorus of a large amount of plants; Contain abundant organic matter simultaneously like plant protein, polysaccharide etc.; Be high-quality fertilizer, but because blue-green algae contains the algae toxin, directly irrigating have potential risks to propose to crops quality.
The present invention was left standstill 7-10 days through algae is introduced in the hydrolytic tank that becomes thoroughly decomposed, and carried out nature hydrolysis processings of becoming thoroughly decomposed, because the hydrolytic action of anaerobism, double oxygen and aerobic microbiological, through 7-10 days, blue-green algae can realize becoming thoroughly decomposed; Hydrolytic action takes place in blue-green algae in the hydrolytic process of becoming thoroughly decomposed, blue-green algae cell rupture (cell wall breaking), and the algae toxin discharges degraded, has avoided the issuable harm of farm crop; And the release of nitrogen phosphorus in the cell can be absorbed by farm crop and soil more rapidly with easily.
The algae liquid that algae of the present invention becomes thoroughly decomposed after the hydrolysis is delivered to farmland storage pool or forest land infiltration trench through tubing system from the hydrolytic tank that becomes thoroughly decomposed, and according to the growth needs of farm crop or forest, substitutes chemical fertilizer, irrigated farmland or forest land.Algae contains more nitrogen phosphorus after passing through the hydrolysis of becoming thoroughly decomposed, and nitrogen is the principal element that protein constitutes, and protein is the base substance during cellular plasm is formed.Nitrogenous fertilizer increases to execute and can promote protein and chlorophyllous formation, makes dark green leaf color, and leaf area increases, and promotes the assimilation of carbon, and helping output increases quality improving; Phosphorus is to form indispensable elements such as nucleus albumen, Yelkin TTS, and phosphoric can quicken cell fission, impels root system and overground part to accelerate growth, promotes bud differentiation, and premature ripening improves fruit quality; The become thoroughly decomposed more small-molecule active substance that contains simultaneously after the hydrolysis of algae has the organic matter of promoter action and high level to strengthen the photosynthesis of plant to the quality improvings of farm crop; Quickened the conversion of blade nitric nitrogen; Regulate the nitrogen potassium ratio in the farm crop; Thereby reduce the content of nitrite in the plant body, improve crops quality.The algae liquid that obtains after the hydrolysis of becoming thoroughly decomposed is used to irrigate that not only fertilizer efficiency is high, and as fertilizer, can also improve Soil structure, solves the hardening soil problem that life-time service chemical fertilizer causes.
The present invention efficiently solves the pollution problem of algae; Can realize the processing of blue-green algae " minimizing, resource utilization, innoxious "; Effectively solve the influence of blue-green algae to environmental health and safety; Also can solve the fertilizer issues of basin agricultural and algae is made full use of, embody the theory of recycling and green agriculture, can be used as China and solve the useful of lake, river eutrophication resource, energy shortage problem and replenish.
Description of drawings
Fig. 1 is a process flow sheet of the present invention;
Fig. 2 is a system architecture synoptic diagram used in the present invention.
Embodiment
" algae " of the present invention adopts the Taihu Lake blue-green algae to salvage " algae " that obtains.
Further specify the present invention below in conjunction with accompanying drawing.
Referring to Fig. 1 and Fig. 2, blue-green algae is salvaged point or drags for algae that the algae ship salvages and introduce to become thoroughly decomposed in the pond of becoming thoroughly decomposed and obtained algae liquid in hydrolysis 7-10 days; Algae liquid after utilizing water pump to become thoroughly decomposed delivers to the farmland storage pool or the forest land infiltration trench is used for field irrigation or forest land infiltrating irrigation.
The hydrolysis of becoming thoroughly decomposed
Algae introduced carry out the nature processing of becoming thoroughly decomposed in the pond of becoming thoroughly decomposed.Summer, water temperature was higher, and through the physical and chemical effect of aerobic, anaerobism and aerobic-anaerobic microbe, through 7 ~ 10 days, blue-green algae can realize becoming thoroughly decomposed; The hydrolysis effect of becoming thoroughly decomposed makes the blue-green algae cell rupture, and the algae toxin dissolution discharges in the cell, and is degraded, and has avoided the issuable harm of crop; And the release of nitrogen phosphorus is absorbed by farm crop and soil more easily.
Field irrigation
The algae liquid that will after the hydrolysis of becoming thoroughly decomposed, obtain utilizes water pump to deliver to the farmland storage pool, utilizes algae liquid to replace organic fertilizer to promote plant-growth.Irrigation intensity can be regulated according to the plant growth demand with the interval, and farmland area is big more, and day output is big more, can effectively solve harmlessness disposing and the recycling problem of salvaging blue-green algae.
The forest land infiltrating irrigation
The algae liquid that will after the hydrolysis of becoming thoroughly decomposed, obtain utilizes water pump to deliver to the forest land infiltration trench; Can the infiltrating irrigation canal be filled with at every turn; Finish and irrigation once more after suitable mummification according to oozing under the physiological property of forest and the growing requirements; Forest land area is big more, and day output is big more, can effectively solve harmlessness disposing and the recycling problem of salvaging blue-green algae.
Claims (4)
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| CN2012100827547A CN102616932A (en) | 2012-03-27 | 2012-03-27 | Algae-laden water treatment method and application system thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103936166A (en) * | 2014-04-30 | 2014-07-23 | 江苏紫峰农业科技股份有限公司 | Method for treating blue algae by fast-growing tree |
| US9386774B2 (en) | 2014-12-16 | 2016-07-12 | Heliae Development, Llc | Application of mixotrophic chlorella for the improved yield and quality of solanaceae plants |
| US10701941B2 (en) | 2017-11-10 | 2020-07-07 | Heliae Development, Llc | Biomass compositions |
| CN116444111A (en) * | 2023-03-09 | 2023-07-18 | 江苏神力生态农业科技有限公司 | Closed blue algae harmless treatment fermentation emergency treatment system and treatment method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101172733A (en) * | 2007-10-24 | 2008-05-07 | 龚爱民 | High algae-laden water treatment technology |
| CN101337758A (en) * | 2008-08-15 | 2009-01-07 | 江苏省农业科学院 | Method for Anaerobic Fermentation of Water Bloom Cyanobacteria |
| CN102040273A (en) * | 2009-10-23 | 2011-05-04 | 中国地质大学（北京） | Method for inhibiting growth of cyanobacteria |
-
2012
- 2012-03-27 CN CN2012100827547A patent/CN102616932A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101172733A (en) * | 2007-10-24 | 2008-05-07 | 龚爱民 | High algae-laden water treatment technology |
| CN101337758A (en) * | 2008-08-15 | 2009-01-07 | 江苏省农业科学院 | Method for Anaerobic Fermentation of Water Bloom Cyanobacteria |
| CN102040273A (en) * | 2009-10-23 | 2011-05-04 | 中国地质大学（北京） | Method for inhibiting growth of cyanobacteria |
Non-Patent Citations (1)
| Title |
|---|
| 李柯等: "蓝藻碎屑分解速率及氮磷释放形态的实验分析", 《湖泊科学》, vol. 23, no. 6, 31 December 2011 (2011-12-31), pages 919 - 925 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103936166A (en) * | 2014-04-30 | 2014-07-23 | 江苏紫峰农业科技股份有限公司 | Method for treating blue algae by fast-growing tree |
| CN103936166B (en) * | 2014-04-30 | 2016-01-20 | 江苏紫峰农业科技股份有限公司 | A kind of method utilizing fast-growing tree process blue-green algae |
| US9386774B2 (en) | 2014-12-16 | 2016-07-12 | Heliae Development, Llc | Application of mixotrophic chlorella for the improved yield and quality of solanaceae plants |
| US10701941B2 (en) | 2017-11-10 | 2020-07-07 | Heliae Development, Llc | Biomass compositions |
| US11102985B2 (en) | 2017-11-10 | 2021-08-31 | Heliae Development, Llc | Biomass compositions and methods for making the same |
| CN116444111A (en) * | 2023-03-09 | 2023-07-18 | 江苏神力生态农业科技有限公司 | Closed blue algae harmless treatment fermentation emergency treatment system and treatment method |
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Application publication date: 20120801 |