CN113428986A - Additive for increasing oxygen content in water and preparation method thereof - Google Patents
Additive for increasing oxygen content in water and preparation method thereof Download PDFInfo
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- CN113428986A CN113428986A CN202110755001.7A CN202110755001A CN113428986A CN 113428986 A CN113428986 A CN 113428986A CN 202110755001 A CN202110755001 A CN 202110755001A CN 113428986 A CN113428986 A CN 113428986A
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- water
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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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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/38—Organic compounds containing nitrogen
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
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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
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/06—Nutrients for stimulating the growth of microorganisms
Abstract
The invention belongs to the technical field of sewage treatment, and particularly relates to an additive for increasing oxygen content in water and a preparation method thereof. The additive for increasing the oxygen content in water is mainly prepared from the following raw materials in parts by weight: 20-25 parts of calcium formate, 40-45 parts of sodium percarbonate, 20-25 parts of astragaloside, 5-10 parts of soybean protein peptide, 0.03-0.05 part of lactic acid bacteria, 0.02-0.03 part of saccharomycetes, 0.03-0.05 part of nitrobacteria and 0.02-0.025 part of photosynthetic bacteria. The invention has the advantages of easily obtained raw materials and stable preparation process, can obviously improve the content of dissolved oxygen in water, effectively improves the water quality, and is suitable for wide popularization and application.
Description
Technical Field
The invention belongs to the technical field of sewage treatment, and particularly relates to an additive for increasing oxygen content in water and a preparation method thereof.
Background
Human daily life or production can produce a large amount of sewage, and the sewage is mainly divided into domestic sewage, industrial sewage and breeding sewage. The concentration of organic pollutants in various sewage is high, and the untreated sewage is directly discharged to pollute the environment.
At present, the sewage is treated by the compound flora to degrade the organic pollutants in the sewage. The complex flora contains a plurality of aerobic bacteria, and the dissolved oxygen concentration in the sewage is often lower, so that the needs of the aerobic bacteria cannot be met, and the efficiency of the complex flora for degrading organic pollutants is influenced; in addition, the sewage may lack nutrients that promote the growth of complex flora, and the efficiency of the complex flora in degrading organic pollutants is reduced.
Disclosure of Invention
The invention provides an additive for increasing the oxygen content in water and a preparation method thereof, aiming at solving the problem that the dissolved oxygen concentration and the nutrient content in sewage in the prior art can not meet the requirements of complex flora.
The invention is realized by the following technical scheme:
an additive for increasing the oxygen content in water is mainly prepared from the following raw materials in parts by weight: 20-25 parts of calcium formate, 40-45 parts of sodium percarbonate, 20-25 parts of astragaloside, 5-10 parts of soybean protein peptide, 0.03-0.05 part of lactic acid bacteria, 0.02-0.03 part of saccharomycetes, 0.03-0.05 part of nitrobacteria and 0.02-0.025 part of photosynthetic bacteria.
The preferable weight ratio of the raw materials is as follows:
22.5 parts of calcium formate, 42.5 parts of sodium percarbonate, 22.5 parts of astragaloside, 7.5 parts of soybean protein peptide, 0.04 part of lactic acid bacteria, 0.025 part of yeast, 0.04 part of nitrobacteria and 0.023 part of photosynthetic bacteria.
Preferably, the nitrifying bacteria consist of one or more bacteria of the genera nitrosomonas, nitrosococcus, nitrosospira, nitrobacter, nitrococcus and nitrocystis.
The preparation method of the additive for increasing the oxygen content in water comprises the following steps: and uniformly mixing the raw materials, and granulating to obtain the product.
According to the nutritional requirements of the composite flora consisting of lactic acid bacteria, saccharomycetes, nitrobacteria and photosynthetic bacteria, various auxiliary components are added into the additive for increasing the oxygen content in water to supplement carbon sources and nitrogen sources required by the composite flora, and meanwhile, sodium percarbonate is added into the additive for increasing the oxygen content in water to improve the dissolved oxygen concentration in sewage, so that the growth and the proliferation of the composite flora are further promoted, and the sewage treatment effect is improved.
In the invention, the calcium formate has the effects of acidification, mildew resistance, antibiosis and the like, and has the function of inhibiting the growth of various bacteria.
The sodium percarbonate is an addition compound of hydrogen peroxide and sodium carbonate, can effectively increase the concentration of dissolved oxygen in water, and has a certain bacteriostatic action.
The astragaloside and the soybean protein peptide can provide a carbon source and a nitrogen source required by growth for a compound flora consisting of lactic acid bacteria, saccharomycetes, nitrobacteria and photosynthetic bacteria.
Lactic acid bacteria are a general term for a group of bacteria that can produce large amounts of lactic acid using fermentable carbohydrates. The bacteria are widely distributed in nature, have abundant species diversity, at least comprise 18 genera, and more than 200. Lactic acid bacteria can degrade various organic pollutants.
The yeast can absorb various heavy metal pollutants in sewage and decompose various organic macromolecular pollutants into pollution-free substances.
Nitrifying bacteria are aerobic bacteria, and can oxidize ammonia nitrogen and nitrite in sewage into pollution-free nitrate.
The photosynthetic bacteria are bacteria using light as energy source, can utilize organic matters in the surrounding environment as a hydrogen donor and a carbon source to carry out photosynthesis under the conditions of anaerobic illumination or aerobic darkness, and have certain decomposition and conversion capacity on toxicants such as phenol, cyanogen and the like.
Compared with the prior art, the invention has the following beneficial effects:
the astragaloside and the soybean protein peptide in the additive for increasing the oxygen content in water provide a carbon source and a nitrogen source required by growth for a compound flora consisting of lactic acid bacteria, saccharomycetes, nitrobacteria and photosynthetic bacteria, and promote the compound flora to proliferate in sewage; the sodium percarbonate in the additive for increasing the oxygen content in the water can improve the dissolved oxygen concentration in the sewage and further promote the growth of aerobic bacteria such as nitrobacteria in the composite flora, thereby improving the sewage treatment efficiency; the lactobacillus and the nitrifying bacteria in the composite flora can degrade macromolecular organic pollutants into small molecular substances such as nitrite and the like, and the small molecular substances are further absorbed by the photosynthetic bacteria in the composite flora and finally converted into harmless products; the yeast in the composite flora can absorb various heavy metal pollutants in the sewage and form floccules, so that the heavy metal pollutants are promoted to be settled, and the yeast can also decompose various organic macromolecular pollutants into pollution-free substances; the calcium formate and the sodium percarbonate in the additive for increasing the oxygen content in the water act together, so that the growth of harmful bacteria in the sewage can be inhibited, the scale of a composite flora consisting of the lactic acid bacteria, the yeast, the nitrobacteria and the photosynthetic bacteria can be controlled, and the excessive proliferation of the composite flora can be prevented.
The invention has the advantages of easily obtained raw materials and stable preparation process, can obviously improve the content of dissolved oxygen in water, effectively improves the water quality, and is suitable for wide popularization and application.
Detailed Description
The technical solutions of the present invention are described in detail below with reference to specific examples to facilitate understanding of the present invention, but the present invention is not limited thereto.
Example 1: an additive for increasing the oxygen content in water is mainly prepared from the following raw materials in parts by weight: 20kg of calcium formate, 40kg of sodium percarbonate, 20kg of astragaloside, 5kg of soybean protein peptide, 0.03kg of lactic acid bacteria, 0.02kg of saccharomycetes, 0.03kg of nitrobacteria and 0.02kg of photosynthetic bacteria; the nitrifying bacteria consist of bacteria of the genera nitrosomonas, nitrosococcus, nitrobacter and nitrococcus.
The specific preparation method of the raw materials comprises the following steps: and uniformly mixing the raw materials, and granulating to obtain the product.
Application test: the domestic sewage of residents in a certain area is taken as a treatment object, the COD concentration in the domestic sewage is 165mg/L, and the dissolved oxygen concentration is 1.3 mg/L.
Taking 100L of the domestic sewage, adding 500g of the additive for increasing the oxygen content in the water, standing for 72 hours, and detecting each index; taking another 100L of the domestic sewage, standing for 72 hours, and detecting each index as a control.
And (3) test results: after 500g of the domestic sewage added with the additive for increasing the oxygen content in the water is kept stand for 72 hours, the detection shows that the COD concentration is 68mg/L and the dissolved oxygen concentration is 4.8 mg/L; the control domestic sewage was allowed to stand for 72 hours and then examined to show that the COD concentration was 137mg/L and the dissolved oxygen concentration was 1.1 mg/L.
The above results show that the additive for increasing oxygen content in water according to the present embodiment can continuously increase the dissolved oxygen concentration in the domestic sewage, and simultaneously rapidly reduce the COD concentration in the domestic sewage, thereby effectively improving the water quality.
Example 2: an additive for increasing the oxygen content in water is mainly prepared from the following raw materials in parts by weight: 25kg of calcium formate, 45kg of sodium percarbonate, 25kg of astragaloside, 10kg of soybean protein peptide, 0.05kg of lactic acid bacteria, 0.03kg of saccharomycetes, 0.05kg of nitrobacteria and 0.025kg of photosynthetic bacteria; the nitrifying bacteria consist of bacteria of the genera nitrosomonas, nitrosospira, nitrobacter and nitrocystis.
The specific preparation method of the raw materials comprises the following steps: and uniformly mixing the raw materials, and granulating to obtain the product.
Application test: the wastewater discharged from a certain chemical plant is used as a treatment object, and the COD concentration in the industrial wastewater is 310mg/L, and the dissolved oxygen concentration is 0.4 mg/L.
Taking 100L of the industrial wastewater, adding 500g of the additive for increasing the oxygen content in the water, standing for 72 hours, and detecting each index; taking another 100L of the industrial wastewater, standing for 72 hours, and detecting each index as a control.
And (3) test results: after 500g of the industrial wastewater added with the additive for increasing the oxygen content in the water is kept stand for 72 hours, the detection shows that the COD concentration is 137mg/L and the dissolved oxygen concentration is 3.2 mg/L; the industrial waste water used as a control was left to stand for 72 hours and then was measured to show that the COD concentration was 286mg/L and the dissolved oxygen concentration was 0.5 mg/L.
The above results show that the additive for increasing the oxygen content in water according to the present embodiment can continuously increase the dissolved oxygen concentration in the industrial wastewater, and simultaneously rapidly decrease the COD concentration in the industrial wastewater, thereby effectively improving the water quality.
Example 3: an additive for increasing the oxygen content in water is mainly prepared from the following raw materials in parts by weight: 22.5kg of calcium formate, 42.5kg of sodium percarbonate, 22.5kg of astragaloside, 7.5kg of soybean protein peptide, 0.04kg of lactic acid bacteria, 0.025kg of yeast, 0.04kg of nitrobacteria and 0.023kg of photosynthetic bacteria; the nitrifying bacteria are composed of bacteria of the genera Nitrosoccus, Nitrospira, Nitrosoccus and Nitrosystus.
The specific preparation method of the raw materials comprises the following steps: and uniformly mixing the raw materials, and granulating to obtain the product.
Application test: the sewage discharged from a certain fishpond is taken as a treatment object, the COD concentration in the aquaculture sewage is 224mg/L, and the dissolved oxygen concentration is 1.7 mg/L.
Taking 100L of the aquaculture sewage, adding 500g of the additive for increasing the oxygen content in the water, standing for 72 hours, and detecting each index; taking another 100L of the breeding sewage, standing for 72 hours, and detecting each index as a control.
And (3) test results: after 500g of the culture sewage added with the additive for increasing the oxygen content in water is kept stand for 72 hours, the detection shows that the COD concentration is 91mg/L and the dissolved oxygen concentration is 5.5 mg/L; the control culture wastewater was allowed to stand for 72 hours and then was measured to show that the COD concentration was 183mg/L and the dissolved oxygen concentration was 1.5 mg/L.
The above results show that the additive for increasing oxygen content in water according to the present embodiment can continuously increase the dissolved oxygen concentration in the aquaculture wastewater, and simultaneously rapidly reduce the COD concentration in the aquaculture wastewater, thereby effectively improving the water quality.
In the above embodiments, the best mode of the present invention has been described, and it is apparent that many changes can be made under the inventive concept of the present invention. It should be noted here that any changes made under the inventive concept of the present invention shall fall within the protective scope of the present invention.
Claims (4)
1. An additive for increasing the oxygen content in water is characterized by being mainly prepared from the following raw materials in parts by weight: 20-25 parts of calcium formate, 40-45 parts of sodium percarbonate, 20-25 parts of astragaloside, 5-10 parts of soybean protein peptide, 0.03-0.05 part of lactic acid bacteria, 0.02-0.03 part of saccharomycetes, 0.03-0.05 part of nitrobacteria and 0.02-0.025 part of photosynthetic bacteria.
2. The additive for increasing the oxygen content in water as claimed in claim 1, which is prepared from the following raw materials in parts by weight: 22.5 parts of calcium formate, 42.5 parts of sodium percarbonate, 22.5 parts of astragaloside, 7.5 parts of soybean protein peptide, 0.04 part of lactic acid bacteria, 0.025 part of yeast, 0.04 part of nitrobacteria and 0.023 part of photosynthetic bacteria.
3. An additive for increasing the oxygen content of water as claimed in claim 1 or 2, wherein: the nitrifying bacteria comprise one or more of nitrosomonas, nitrosococcus, nitrosospira, nitrobacter, nitrococcus and nitrocystis.
4. The method for preparing the additive for increasing the oxygen content in water according to claim 1, wherein the method comprises the following steps: and uniformly mixing the raw materials, and granulating to obtain the product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110755001.7A CN113428986A (en) | 2021-07-05 | 2021-07-05 | Additive for increasing oxygen content in water and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110755001.7A CN113428986A (en) | 2021-07-05 | 2021-07-05 | Additive for increasing oxygen content in water and preparation method thereof |
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| Publication Number | Publication Date |
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| CN113428986A true CN113428986A (en) | 2021-09-24 |
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| CN202110755001.7A Withdrawn CN113428986A (en) | 2021-07-05 | 2021-07-05 | Additive for increasing oxygen content in water and preparation method thereof |
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Citations (6)
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| CN107381836A (en) * | 2017-08-31 | 2017-11-24 | 安徽秀安生态农业有限公司 | A kind of water conditioner |
| US20180230030A1 (en) * | 2017-02-10 | 2018-08-16 | Jan D. Graves | Composition for water treatment and methods of manufacture |
| CN109601738A (en) * | 2019-01-14 | 2019-04-12 | 福建傲农生物科技集团股份有限公司 | A kind of drinking water type acidulant and its preparation method and application |
| CN110074258A (en) * | 2019-05-08 | 2019-08-02 | 亿利资源集团有限公司 | A kind of compound formulation and preparation method thereof |
| CN110627225A (en) * | 2019-09-30 | 2019-12-31 | 云南省渔业科学研究院（云南省渔业病害防治和质量检测中心） | Water quality improver for aquaculture |
| CN110980964A (en) * | 2019-12-17 | 2020-04-10 | 苏欣悦 | Water treatment composite active microbial inoculum and application thereof |
-
2021
- 2021-07-05 CN CN202110755001.7A patent/CN113428986A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180230030A1 (en) * | 2017-02-10 | 2018-08-16 | Jan D. Graves | Composition for water treatment and methods of manufacture |
| CN107381836A (en) * | 2017-08-31 | 2017-11-24 | 安徽秀安生态农业有限公司 | A kind of water conditioner |
| CN109601738A (en) * | 2019-01-14 | 2019-04-12 | 福建傲农生物科技集团股份有限公司 | A kind of drinking water type acidulant and its preparation method and application |
| CN110074258A (en) * | 2019-05-08 | 2019-08-02 | 亿利资源集团有限公司 | A kind of compound formulation and preparation method thereof |
| CN110627225A (en) * | 2019-09-30 | 2019-12-31 | 云南省渔业科学研究院（云南省渔业病害防治和质量检测中心） | Water quality improver for aquaculture |
| CN110980964A (en) * | 2019-12-17 | 2020-04-10 | 苏欣悦 | Water treatment composite active microbial inoculum and application thereof |
Non-Patent Citations (2)
| Title |
|---|
| 段云霞等: "《城市黑臭水体治理实用技术及案例分析》", 31 March 2018, 天津大学出版社 * |
| 潘道东等: "《功能性食品添加剂》", 31 January 2006, 中国轻工业出版社 * |
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