CN108569822B - Water body algae pollution purification treatment method - Google Patents
Water body algae pollution purification treatment method Download PDFInfo
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- CN108569822B CN108569822B CN201810274873.XA CN201810274873A CN108569822B CN 108569822 B CN108569822 B CN 108569822B CN 201810274873 A CN201810274873 A CN 201810274873A CN 108569822 B CN108569822 B CN 108569822B
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
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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
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention discloses a water body algae pollution purification treatment method, which comprises the following steps that a, a reticular filter foil is manufactured, firstly, a sheet-shaped copper foil is pressed by utilizing a roll shaft; b, loading active carbon on the upper surface of the filter screen foil by using an impregnation method; c, adding floating balls at four corners of the manufactured filter foil, and then scattering the whole filter foil on the surface of the polluted water body; d, preparing a chemical reaction solvent, then pouring the prepared reaction solvent into the polluted water body to be purified, wherein the pouring proportion is that the volume is 1: 2800, fully mixing and reacting for 12-26 hours; and e, manufacturing a microbial film, collecting the adsorbed filter foil, covering the surface of the sewage area with the microbial film, and removing algae by using the microbial film. The invention treats the algae pollution of the water body by adopting a physical, chemical and biological combined method, greatly improves the purification effect, is environment-friendly in use and has great significance in the field of water resource purification.
Description
Technical Field
The invention relates to the technical field of environmental protection treatment, in particular to a method for purifying water body algae pollution.
Background
Along with the rapid development of economy and the increase of population in China, the discharge amount of urban sewage is increased year by year, the water quality pollution is serious, in recent years, the surface water pollution of the whole country is still serious according to the information provided by the national environmental protection agency, the water quality of seven water systems is totally moderate pollution, the water quality of rivers in the Zhejiang area is slightly polluted, the water quality of rivers in the northwest is good, the problem of eutrophication of lakes is prominent, and more than 50 percent of lakes in the lakes for monitoring the nutritional state are in the eutrophication state. .
The problem of cyanobacterial bloom pollution caused by eutrophication of lakes and reservoirs has seriously influenced water safety, and the removal of algae is becoming an important issue in feedwater treatment. The harm is mainly shown in that: large amount of dissolved oxygen is consumed, so that the aquatic animals die by suffocation; algae toxin is produced, which is harmful to human health; peculiar smell is generated, the water landscape is affected, and the human health is harmed; affecting the water purification process; algae penetrating through the filter into the official network can be called as a substrate for microbial propagation, the water quality of the pipe network and the pipe network is influenced, the harm of algae pollution has attracted the attention of scientists at home and abroad, a large amount of related research work is carried out, and a method for purifying and treating the algae pollution of the water body is provided aiming at the problems.
Disclosure of Invention
The invention adopts the following modified technical scheme to solve the phenomenon, and the water body algae pollution purification treatment method comprises the following steps,
firstly, pressing a sheet-shaped copper foil by using a roll shaft, slightly controlling the thickness of the copper foil by using plasma, controlling the overall thickness to be 2-12mm, and uniformly punching holes with meshes of 0.3-0.8 mm;
b, loading active carbon on the upper surface of the filter screen foil by using an impregnation method;
c, adding floating balls at four corners of the manufactured filter foil, then spreading the whole filter foil on the surface of the polluted water body, adding ozone with the concentration of 0.07mg/L, and adding 1.5L of ozone per 1000 square meters of the whole filter foil for full adsorption filtration;
d, preparing a chemical reaction solvent, then pouring the prepared reaction solvent into the polluted water body to be purified, wherein the pouring proportion is that the volume is 1: 2800, fully mixing and reacting for 12-26 hours;
and e, manufacturing a microbial film, collecting the adsorbed filter foil, covering the surface of the sewage area with the microbial film, and removing algae by using the microbial film.
In a further preferred embodiment of the present invention, the chemical reaction solvent comprises an adsorption catalysis reaction solution and an adsorption purification mixed solution, the adsorption catalysis reaction solution has a weight percentage concentration of 60-85%, and the adsorption catalysis reaction solution is prepared by selecting and fully mixing polyaluminium silicate sulfate, polyaluminium chloride, aluminum sulfate, polyferric silicate sulfate and polyferric silicate chloride aqueous solution according to a ratio of 2:3:1.25:0.8: 0.75.
In a further preferred mode of the present invention, the adsorption-purification mixed solution comprises 5 to 10 parts of calcium hypochlorite, 7 to 15 parts of copper sulfate, 6 to 12 parts of potassium permanganate, 5 to 10 parts of ferric chloride, 2 to 5 parts of sodium chlorate, 4 to 8 parts of copper nitrate, 3 to 6 parts of copper chloride, 2 to 4 parts of zinc sulfate, 5 to 10 parts of nickel nitrate, 7 to 13 parts of sodium permanganate, and 4 to 7 parts of magnesium sulfate.
In a further preferred embodiment of the present invention, the adsorption-purification mixed solution includes 10 parts of calcium hypochlorite, 15 parts of copper sulfate, 12 parts of potassium permanganate, 10 parts of ferric chloride, 5 parts of sodium chlorate, 8 parts of copper nitrate, 6 parts of copper chloride, 4 parts of zinc sulfate, 10 parts of nickel nitrate, 13 parts of sodium permanganate, and 7 parts of magnesium sulfate.
In a further preferred embodiment of the present invention, the adsorption-purification mixed solution is prepared by the following steps:
s1, weighing the raw materials according to the weight gram;
s2, drying and crushing the raw materials, firstly drying, then classifying the raw materials and sending the raw materials into a crusher in batches, and crushing the raw materials by using a 120-mesh 230-mesh sieve;
s3, preparing ethanol with the concentration of 70% -80% as a solvent, pouring the ethanol into the solvent, mixing the ethanol with the raw materials, fully soaking the mixture for 2-4 hours, mixing and stirring the mixture, and controlling the temperature to 78 ℃ and the time to be within 2.5 hours;
s4, after mixing, stopping stirring, carrying out high-temperature disinfection, controlling the temperature at 75-90 ℃, keeping for 5-12 minutes, and after high-temperature disinfection, carrying out ultraviolet disinfection;
s5, pouring alkaline copper sulfate solution with pH of 8 into the mixed material, diluting to 20-48 wt%, heating at high temperature, controlling at 110 deg.C, recovering ethanol solvent in the solution, and obtaining the adsorption purification mixed solution.
As a further preferred mode of the present invention, the microbial film includes an aerobic film, an anaerobic film and a composite film.
In a further preferred embodiment of the present invention, the type of the microbial film used in step e may be selected according to aerobic and anaerobic conditions of the algae.
The invention treats the algae pollution of the water body by adopting a physical, chemical and biological combined method, utilizes the activated carbon loaded on the filtering copper foil to carry out physical adsorption removal, simultaneously adds ozone to accelerate the adsorption efficiency, prepares a special chemical reaction solvent to be beneficial to catalytic reaction, can eliminate more algae of the water body, and finally uses a microbial film to degrade and remove the algae, thereby greatly improving the purification effect.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme that: a method for purifying algae pollution in water body, which comprises the following steps,
firstly, pressing a sheet-shaped copper foil by using a roll shaft, slightly controlling the thickness of the copper foil by using plasma, controlling the overall thickness to be 2-12mm, and uniformly punching holes with meshes of 0.3-0.8 mm;
b, loading active carbon on the upper surface of the filter screen foil by using an impregnation method;
c, adding floating balls at four corners of the manufactured filter foil, then spreading the whole filter foil on the surface of the polluted water body, adding ozone with the concentration of 0.07mg/L, and adding 1.5L of ozone per 1000 square meters of the whole filter foil for full adsorption filtration;
d, preparing a chemical reaction solvent, then pouring the prepared reaction solvent into the polluted water body to be purified, wherein the pouring proportion is that the volume is 1: 2800, fully mixing and reacting for 12-26 hours;
and e, manufacturing a microbial film, collecting the adsorbed filter foil, covering the surface of the sewage area with the microbial film, and removing algae by using the microbial film.
The chemical reaction solvent comprises an adsorption catalysis reaction solution and an adsorption purification mixed solution, wherein the weight percentage concentration of the adsorption catalysis reaction solution is 60-85%, and the adsorption catalysis reaction solution is prepared by fully mixing aqueous solutions of polyaluminum silicate sulfate, polyaluminum chloride, aluminum sulfate, polyferric silicate sulfate and polyferric silicate chloride according to the proportion of 2:3:1.25:0.8: 0.75.
The adsorption purification mixed solution comprises 5-10 parts of calcium hypochlorite, 7-15 parts of copper sulfate, 6-12 parts of potassium permanganate, 5-10 parts of ferric chloride, 2-5 parts of sodium chlorate, 4-8 parts of copper nitrate, 3-6 parts of copper chloride, 2-4 parts of zinc sulfate, 5-10 parts of nickel nitrate, 7-13 parts of sodium permanganate and 4-7 parts of magnesium sulfate.
The adsorption purification mixed solution comprises 10 parts of calcium hypochlorite, 15 parts of copper sulfate, 12 parts of potassium permanganate, 10 parts of ferric chloride, 5 parts of sodium chlorate, 8 parts of copper nitrate, 6 parts of copper chloride, 4 parts of zinc sulfate, 10 parts of nickel nitrate, 13 parts of sodium permanganate and 7 parts of magnesium sulfate.
The preparation process of the adsorption purification mixed solution comprises the following steps:
s1, weighing the raw materials according to the weight gram;
s2, drying and crushing the raw materials, firstly drying, then classifying the raw materials and sending the raw materials into a crusher in batches, and crushing the raw materials by using a 120-mesh 230-mesh sieve;
s3, preparing ethanol with the concentration of 70% -80% as a solvent, pouring the ethanol into the solvent, mixing the ethanol with the raw materials, fully soaking the mixture for 2-4 hours, mixing and stirring the mixture, and controlling the temperature to 78 ℃ and the time to be within 2.5 hours;
s4, after mixing, stopping stirring, carrying out high-temperature disinfection, controlling the temperature at 75-90 ℃, keeping for 5-12 minutes, and after high-temperature disinfection, carrying out ultraviolet disinfection;
s5, pouring alkaline copper sulfate solution with pH of 8 into the mixed material, diluting to 20-48 wt%, heating at high temperature, controlling at 110 deg.C, recovering ethanol solvent in the solution, and obtaining the adsorption purification mixed solution.
The microbial film comprises an aerobic film, an anaerobic film and a composite film.
In step e, the type of microbial film used may be selected according to aerobic and anaerobic conditions for the algae.
In summary, the invention adopts a physical, chemical and biological combined method to treat the algae pollution of the water body, utilizes the activated carbon loaded on the filtering copper foil to carry out physical adsorption removal, simultaneously adds ozone to accelerate the adsorption efficiency, is provided with a special chemical reaction solvent to facilitate catalytic reaction, can eliminate more algae of the water body, and finally uses a microbial film to degrade and remove the algae, thereby greatly improving the purification effect.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A method for purifying algae pollution in water is characterized by comprising the following steps: comprising the following method steps of the method,
firstly, pressing a sheet-shaped copper foil by using a roll shaft, slightly controlling the thickness of the copper foil by using plasma, controlling the overall thickness to be 2-12mm, and uniformly punching holes with meshes of 0.3-0.8 mm;
b, loading active carbon on the upper surface of the filter screen foil by using an impregnation method;
c, adding floating balls at four corners of the manufactured filter foil, then spreading the whole filter foil on the surface of the polluted water body, adding ozone with the concentration of 0.07mg/L, and adding 1.5L of ozone per 1000 square meters of the whole filter foil for full adsorption filtration;
d, preparing a chemical reaction solvent, then pouring the prepared chemical reaction solvent into the polluted water body to be purified, wherein the pouring proportion is that the volume is 1: 2800, fully mixing and reacting for 12-26 hours; the chemical reaction solvent comprises an adsorption catalysis reaction solution and an adsorption purification mixed solution, wherein the weight percentage concentration of the adsorption catalysis reaction solution is 60-85%, and the adsorption catalysis reaction solution is prepared by fully mixing aqueous solutions of polyaluminum silicate sulfate, polyaluminum chloride, aluminum sulfate, polyferric silicate sulfate and polyferric silicate chloride according to the proportion of 2:3:1.25:0.8: 0.75; the adsorption purification mixed solution comprises 5-10 parts of calcium hypochlorite, 7-15 parts of copper sulfate, 6-12 parts of potassium permanganate, 5-10 parts of ferric chloride, 2-5 parts of sodium chlorate, 4-8 parts of copper nitrate, 3-6 parts of copper chloride, 2-4 parts of zinc sulfate, 5-10 parts of nickel nitrate, 7-13 parts of sodium permanganate and 4-7 parts of magnesium sulfate; the preparation process of the adsorption purification mixed solution comprises the following steps:
s1, weighing the raw materials of the adsorption and purification mixed solution according to weight grams;
s2, drying and crushing the raw materials, firstly drying, then classifying the raw materials and sending the raw materials into a crusher in batches, and crushing the raw materials by using a 120-mesh 230-mesh sieve;
s3, preparing ethanol with the concentration of 70% -80% as a solvent, pouring the ethanol into the solvent, mixing the ethanol with the raw materials, fully soaking the mixture for 2-4 hours, mixing and stirring the mixture, and controlling the temperature to 78 ℃ and the time to be within 2.5 hours;
s4, after mixing, stopping stirring, carrying out high-temperature disinfection, controlling the temperature at 75-90 ℃, keeping for 5-12 minutes, and after high-temperature disinfection, carrying out ultraviolet disinfection;
s5, pouring an alkaline copper sulfate solution with the pH value of 8 into the mixed material, diluting to the concentration of 20-48% by weight, heating at high temperature, controlling the temperature to be 110 ℃, and volatilizing an ethanol solvent in the solution to obtain a processed adsorption purification mixed solution;
and e, manufacturing a microbial film, collecting the adsorbed filter foil, covering the surface of the sewage area with the microbial film, and removing algae by using the microbial film.
2. The method as claimed in claim 1, wherein the mixed solution for adsorbing and purifying comprises 10 parts of calcium hypochlorite, 15 parts of copper sulfate, 12 parts of potassium permanganate, 10 parts of ferric chloride, 5 parts of sodium chlorate, 8 parts of copper nitrate, 6 parts of copper chloride, 4 parts of zinc sulfate, 10 parts of nickel nitrate, 13 parts of sodium permanganate and 7 parts of magnesium sulfate.
3. The method as claimed in claim 1, wherein the microorganism film comprises aerobic film, anaerobic film and composite film.
4. The method as claimed in claim 1, wherein the type of the microorganism film is selected according to aerobic and anaerobic conditions of the algae in step e.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810274873.XA CN108569822B (en) | 2018-03-30 | 2018-03-30 | Water body algae pollution purification treatment method |
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| CN201810274873.XA CN108569822B (en) | 2018-03-30 | 2018-03-30 | Water body algae pollution purification treatment method |
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| CN108569822B true CN108569822B (en) | 2021-05-28 |
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| CN109851163B (en) * | 2019-01-21 | 2022-06-24 | 四川清和科技有限公司 | Slow-flow small-watershed algae removal and control method |
| CN109942153A (en) * | 2019-04-12 | 2019-06-28 | 张会 | A kind of High-concentration organic wastewater treatment method |
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| US6824695B2 (en) * | 2003-02-28 | 2004-11-30 | Gerard F. Tempest, Jr. | System and method for water purification |
| CN201890821U (en) * | 2010-12-06 | 2011-07-06 | 北京市水利科学研究所 | Combined device for carrying out circular filtering, denitrification, dephosphorization and algae killing on polluted surface water |
| CN103466902B (en) * | 2013-10-04 | 2014-09-03 | 杭州达康环境工程有限公司 | High-concentration ammonia nitrogen wastewater treatment method |
| CN206359390U (en) * | 2016-12-12 | 2017-07-28 | 无锡市拜沃特环保科技有限公司 | A kind of high ammonia nitrogen micro-polluted raw processing system of high algae |
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Effective date of registration: 20210429 Address after: 214000 Qihang building, No.999 gaolang East Road, Wuxi City, Jiangsu Province Applicant after: Jiangsu Zhongsheng Ecological Environmental Protection Technology Co.,Ltd. Address before: 314204 No. 23 Quanggongting West Road, Quantang Town, Pinghu City, Jiaxing City, Zhejiang Province Applicant before: Ye Liuzhu |
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