CN113880261A - Aquaculture water quality treatment process - Google Patents
Aquaculture water quality treatment process Download PDFInfo
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- CN113880261A CN113880261A CN202111347278.2A CN202111347278A CN113880261A CN 113880261 A CN113880261 A CN 113880261A CN 202111347278 A CN202111347278 A CN 202111347278A CN 113880261 A CN113880261 A CN 113880261A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 140
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000008569 process Effects 0.000 title claims abstract description 22
- 238000009360 aquaculture Methods 0.000 title claims abstract description 21
- 244000144974 aquaculture Species 0.000 title claims abstract description 21
- 238000005276 aerator Methods 0.000 claims abstract description 42
- 239000013049 sediment Substances 0.000 claims abstract description 25
- 239000002689 soil Substances 0.000 claims abstract description 18
- 239000010802 sludge Substances 0.000 claims abstract description 13
- 230000000694 effects Effects 0.000 claims abstract description 12
- 238000012258 culturing Methods 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims description 32
- 238000007667 floating Methods 0.000 claims description 18
- 238000000855 fermentation Methods 0.000 claims description 14
- 230000004151 fermentation Effects 0.000 claims description 14
- 238000012360 testing method Methods 0.000 claims description 12
- 239000000725 suspension Substances 0.000 claims description 11
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 8
- 239000004202 carbamide Substances 0.000 claims description 8
- 150000003839 salts Chemical class 0.000 claims description 8
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- 239000007788 liquid Substances 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000005273 aeration Methods 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 244000005700 microbiome Species 0.000 claims description 5
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- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 241000251468 Actinopterygii Species 0.000 claims description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 241001330002 Bambuseae Species 0.000 claims description 4
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- 230000004913 activation Effects 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 239000000701 coagulant Substances 0.000 claims description 4
- 239000013505 freshwater Substances 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims description 4
- 239000008223 sterile water Substances 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 239000002361 compost Substances 0.000 claims description 3
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- 230000035943 smell Effects 0.000 claims description 3
- 235000019614 sour taste Nutrition 0.000 claims description 3
- 235000019605 sweet taste sensations Nutrition 0.000 claims description 3
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- 230000009286 beneficial effect Effects 0.000 abstract description 4
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Classifications
-
- 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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- 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
Abstract
The invention provides an aquaculture water quality treatment process, and relates to the technical field of water quality treatment. The water quality treatment process comprises the following steps: s1, excavating a pond; s2, detecting water quality; s3, culturing EM strains, and S4, putting the strains; s5, collecting sediments; and S6 processing the deposit. The method comprises the steps of firstly utilizing a jet type aerator to evenly throw successfully cultured EM strains into a pond, utilizing the jet type aerator to culture strains to induce colony proportion, utilizing mutual inhibition among the colonies to reduce diseases and improve water quality, more scientifically and effectively avoiding side effects on the water quality, secondly utilizing the colonies to decompose organic matters to increase the organic matters of water in the pond, thus avoiding the phenomenon that aquatic animals in the pond suffer from poor appetite and eat, increasing the yield of aquatic products, and finally utilizing the slope of the bottom of the pond, soil pits and water flow to conveniently collect sludge at the bottom of the pond, thereby improving the condition of the bottom of the pond and being beneficial to the growth of aquatic products.
Description
Technical Field
The invention relates to the technical field of water quality treatment, in particular to a water quality treatment process for aquaculture.
Background
With the development of aquaculture, the problem of preventing and treating water polluted by water quality at the present stage is more prominent, the problem of aquaculture quality caused by aquaculture diseases is acute because the water quality is worse and worse, and how to improve the water quality in the practical production is limited, for example, the water in a fishpond is replaced, the water in the fishpond needs to be close to a water source, the water is discharged to the water source, the water quality can be only temporarily improved by frequent chemical dosing for disinfection and sterilization, and the water pollution can be caused by excessive chemical dosing.
The technology is specially designed for considering the aquaculture economic cost of reducing the occupied area and controllability because the pollutants of the aquaculture water quality are less than the pollutants of the domestic sewage and the industrial sewage, and the effect of improving and purifying the water quality is achieved by combining the actual production and simplifying the water treatment technical process.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an aquaculture water quality treatment process, which solves the problems of anorexia of aquatic products, poor pond bottom layer condition and unscientific water quality treatment.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the aquaculture water quality treatment process comprises the following steps:
s1. pool excavation
The pond for culturing the freshwater fish needs east-west trend, the pond excavation is started after site selection is determined, the pond bottom needs slope releasing treatment after the pond is excavated to a proper depth, and a soil pit needs to be excavated near the slope bottom after the slope releasing is completed;
s2. water quality detection
Using a test tube to collect a pool water sample, carrying out temperature detection, pH value detection, dissolved oxygen value detection, transparency detection and microorganism detection on the sample through a water quality tester, and collecting the water quality detection result in a centralized record to form a book after the water quality detection is finished;
s3.EM strain culture
Taking out a proper amount of EM strain, brown sugar, salt, urea and sterile water, heating the water to 100 ℃, adding the water into a red pond, continuing to heat for 5 minutes, cooling to 40 ℃, adding the EM strain, the salt and the urea, fully stirring and uniformly mixing, filling the mixture into a combined type suspension ball, and finally simultaneously carrying out closed fermentation treatment on the combined type suspension ball and the strain;
s4, putting strains
Fixing a jet aerator on the water surface of the pond, taking out the successfully fermented combined type floating balls and strains, placing the combined type floating balls and the strains in an aeration area behind the jet aerator, hanging the combined type floating balls and the strains by using bamboo poles to form a shed, and sinking the combined type floating balls into water, wherein the jet aerator needs to keep intermittent operation, and after the strains in the combined type floating balls are put into the shed, recovering the combined type floating balls for the next continuous use;
s5, collecting sediments
The flowing direction of the water body driven by the jet aerator is the consistent and concentrated direction of the sediments, when the pond is excavated and desilted, the sediments are discharged to one direction, so that the sediments are favorably guided to a low position along with water flow, and the sediments can be gathered in a soil pit at the bottom of the slope along the water flow direction;
treatment of S6 deposits
And (3) periodically carrying out desilting treatment on the soil pit at the slope bottom by using a submersible mud pump, and discharging the sediment in the soil pit at the slope bottom to a small plate-and-frame filter press arranged at the side of the pond for solidifying the sludge.
Preferably, the length-width ratio of the pond in the S1 is about 5 to 1, the maximum depth is not more than 2 m, and the height difference of the slope of the bottom of the pond in the S1 is kept between 10 and 20 cm.
Preferably, in S2, a plurality of test tubes are used to collect the pool water samples when the pool water samples are collected by the test tubes, and the pool water samples are collected at different depths in different water areas respectively.
Preferably, the temperature of the closed fermentation of S3 is kept between 35 ℃ and 37 ℃, the fermentation time is 2 days, and the activation is successful when the mouth of the container is opened and the sour and sweet taste is smelled, so that the liquid strain can be used as a liquid strain.
Preferably, the jet aerator in the S4 is fixed on the water surface at the upstream of the hillside, the water flow direction of the jet aerator is consistent with the direction of the slope bottom, and the working frequency of the jet aerator in the S4 is determined according to the normal activity of aquatic products.
Preferably, in the S5, when the water body is turbid during the cultivation process, a proper amount of diluted coagulant is put into the gas guide holes of the jet aerator to be fully mixed by the stirring action of the jet aerator, and suspended matters are settled along with the water body.
Preferably, the sludge in S6 can be used for harmless treatment such as field composting or flower manure.
(III) advantageous effects
The invention provides a water quality treatment process for aquaculture. The method has the following beneficial effects: the method comprises the steps of firstly utilizing a jet type aerator to evenly throw successfully cultured EM strains into a pond, utilizing the jet type aerator to culture strains to induce colony proportion, utilizing mutual inhibition among the colonies to reduce diseases and improve water quality, more scientifically and effectively avoiding side effects on the water quality, secondly utilizing the colonies to decompose organic matters to increase the organic matters of water in the pond, thus avoiding the phenomenon that aquatic animals in the pond suffer from poor appetite and eat, increasing the yield of aquatic products, and finally utilizing the slope of the bottom of the pond, soil pits and water flow to conveniently collect sludge at the bottom of the pond, thereby improving the condition of the bottom of the pond and being beneficial to the growth of aquatic products.
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 first embodiment is as follows:
the embodiment of the invention provides an aquaculture water quality treatment process, which comprises the following steps:
s1. pool excavation
The pond for culturing the freshwater fish needs east-west trend, the pond excavation is started after site selection is determined, the pond bottom needs slope releasing treatment after the pond is excavated to a proper depth, and a soil pit needs to be excavated near the slope bottom after the slope releasing is completed;
s2. water quality detection
The method comprises the following steps of collecting a pool water sample by using a test tube, carrying out temperature detection, pH value detection, dissolved oxygen value detection, transparency detection and microorganism detection on the sample by using a water quality tester, wherein the temperature, the pH value, the dissolved oxygen value, the transparency and the microorganism content of water are main factors influencing the growth of a blowing product, after the water quality detection is finished, the water quality detection results are intensively recorded and collected into a book, and the breeding experience can be summarized by the past water quality record after the record of a monitoring and recording system is recorded;
s3.EM strain culture
Taking out a proper amount of EM strain, brown sugar, salt, urea and sterile water, heating the water to 100 ℃, adding the water into a red pond, heating the water to 100 ℃ to obtain pure water, continuing to heat for 5 minutes, continuously heating to increase the purity of the water, adding the EM strain, the salt and the urea when the water is cooled to 40 ℃, fully stirring and mixing the mixture uniformly, filling the mixture into a combined type suspension ball, wherein the temperature of 40 ℃ is the temperature most suitable for the growth and the propagation of the strain, and finally performing closed fermentation treatment on the combined type suspension ball and the strain simultaneously;
s4, putting strains
The jet aerator is fixed on the water surface of the pond, replaces the traditional turbine aerator and has better aeration effect, the successfully fermented combined type suspension ball and the strains are taken out and placed in an aeration area behind the jet aerator and hung by a bamboo pole to be sunk into water, the jet aerator keeps intermittent work, so that the bacterial colonies can be fully dissolved in the water, and the combined type suspension ball is recovered for the next continuous use after the strains in the combined type suspension ball are put in a clean state;
s5, collecting sediments
The flowing direction of the water body driven by the jet aerator is the consistent and concentrated direction of the sediments, so that the movement of the sludge is convenient, when the pond is excavated and desilted, the slope is released towards one direction, the sediments are favorably guided to a low position along with water flow, and the sediments can be gathered into soil pits at the bottom of the slope along the water flow direction, and the underwater sludge can be conveniently collected through the soil pits at the bottom of the water;
and S6 processing the deposit.
The soil pit at the slope bottom is periodically desilted by the submersible mud pump, the underwater environment can be ensured to be clean by periodic cleaning, sediment in the soil pit at the slope bottom is discharged to the solidified silt of the small plate-and-frame filter press arranged at the side of the pond, and the solidified silt is easier to transport.
The length-width ratio of the pond in S1 is about 5: 1, the maximum depth is not more than 2 m, and the optimum slope height difference of the pond bottom in S1 is kept between 10 cm and 20 cm.
In S2, when the test tube is used to collect the pool water sample, multiple test tubes are used to collect multiple pool water samples, and when the pool water sample is collected, the pool water samples are collected at different depths in different water areas.
The temperature of the S3 closed fermentation is kept between 35 ℃ and 37 ℃, the fermentation time is 2 days, and the activation is successful when the mouth of the container is opened and the container smells sour and sweet, so that the liquid strain can be used as a liquid strain.
The jet aerator in the S4 is fixed on the water surface at the upstream of the hillside, the water flow direction of the jet aerator is consistent with the direction of the slope bottom, and the working frequency of the jet aerator in the S4 is determined according to the normal activity of aquatic products.
And S5, putting a proper amount of diluted coagulant into gas guide holes of a jet aerator to achieve full mixing by utilizing the stirring effect of the jet aerator under the condition of turbid water in the culture process, and standing and precipitating suspended matters along with the water.
The sludge in S6 can be used for harmless treatment such as field compost or flower fertilizer.
Example two:
the embodiment of the invention provides an aquaculture water quality treatment process, which comprises the following steps:
s1. pool excavation
A pond for breeding freshwater fish needs east-west trend, begins to excavate the pond after the site selection is confirmed, and the bottom of the pool needs to be set a slope after excavating to the appropriate degree of depth
S2. water quality detection
Using a test tube to collect a pool water sample, carrying out temperature detection, pH value detection, dissolved oxygen value detection, transparency detection and microorganism detection on the sample through a water quality tester, and collecting the water quality detection result in a centralized record to form a book after the water quality detection is finished;
s3.EM strain culture
Taking out a proper amount of EM strain, brown sugar, salt, urea and sterile water, heating the water to 100 ℃, adding the water into a red pond, continuing to heat for 5 minutes, cooling to 40 ℃, adding the EM strain, the salt and the urea, fully stirring and uniformly mixing, filling the mixture into a combined type suspension ball, and finally simultaneously carrying out closed fermentation treatment on the combined type suspension ball and the strain;
s4, putting strains
Fixing a jet aerator on the water surface of the pond, taking out the successfully fermented combined type floating balls and strains, placing the combined type floating balls and the strains in an aeration area behind the jet aerator, hanging the combined type floating balls and the strains by using bamboo poles to form a shed, and sinking the combined type floating balls into water, wherein the jet aerator needs to keep intermittent operation, and after the strains in the combined type floating balls are put into the shed, recovering the combined type floating balls for the next continuous use;
s5, collecting sediments
The flowing direction of the water body driven by the jet aerator is the consistent and concentrated direction of the sediments, when the pond is excavated and desilted, the sediments are discharged to one direction, so that the sediments are favorably guided to a low position along with water flow, and the sediments can be gathered in a soil pit at the bottom of the slope along the water flow direction;
treatment of S6 deposits
The soil pit at the slope bottom is periodically desilted by the submersible mud pump, the underwater environment can be ensured to be clean by periodic cleaning, sediment in the soil pit at the slope bottom is discharged to the solidified silt of the small plate-and-frame filter press arranged at the side of the pond, and the solidified silt is easier to transport.
The length-width ratio of the pond in the S1 is about 5 to 1, the maximum depth is not more than 2 meters, the water pressure and the light intensity at the depth are both suitable for aquatic products, the height difference of the slope of the bottom of the pond in the S1 is kept between 10 and 20 centimeters, and the height difference is beneficial to the movement of sludge.
In S2, when the test tube is used to collect the pool water sample, multiple test tubes are used to collect multiple pool water samples, and when the pool water sample is collected, the pool water samples are collected at different depths in different water areas, so that the detected result is more representative.
The temperature of the S3 closed fermentation is kept between 35 ℃ and 37 ℃, the temperature is favorable for fermentation, the fermentation time is 2 days, and the activation is successful when the container is opened and smells sour and sweet taste, so that the liquid strain can be used as a liquid strain.
The jet aerator in the S4 is fixed on the water surface at the upstream of the hillside, so that water and sludge can flow towards the slope bottom, the water flow direction of the jet aerator is consistent with the direction of the slope bottom, the working frequency of the jet aerator in the S4 is determined according to the normal activity of aquatic products, and the work of the jet aerator does not disturb the life of aquatic products as much as possible.
And S5, putting a proper amount of diluted coagulant into gas guide holes of a jet aerator to achieve full mixing by utilizing the stirring effect of the jet aerator under the condition of turbid water in the culture process, and allowing suspended matters to stand and precipitate along with the water, so that the turbidity of the water is favorably adjusted.
The sludge in the S6 can be used for harmless treatment such as field compost or flower fertilizer, and the sludge contains a large amount of organic matter sediment and can be used as organic fertilizer when being put into the field.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An aquaculture water quality treatment process is characterized in that: the method comprises the following steps:
s1. pool excavation
The pond for culturing the freshwater fish needs east-west trend, the pond excavation is started after site selection is determined, the pond bottom needs slope releasing treatment after the pond is excavated to a proper depth, and a soil pit needs to be excavated near the slope bottom after the slope releasing is completed;
s2. water quality detection
Using a test tube to collect a pool water sample, carrying out temperature detection, pH value detection, dissolved oxygen value detection, transparency detection and microorganism detection on the sample through a water quality tester, and collecting the water quality detection result in a centralized record to form a book after the water quality detection is finished;
s3.EM strain culture
Taking out a proper amount of EM strain, brown sugar, salt, urea and sterile water, heating the water to 100 ℃, adding the water into a red pond, continuing to heat for 5 minutes, cooling to 40 ℃, adding the EM strain, the salt and the urea, fully stirring and uniformly mixing, filling the mixture into a combined type suspension ball, and finally simultaneously carrying out closed fermentation treatment on the combined type suspension ball and the strain;
s4, putting strains
Fixing a jet aerator on the water surface of the pond, taking out the successfully fermented combined type floating balls and strains, placing the combined type floating balls and the strains in an aeration area behind the jet aerator, hanging the combined type floating balls and the strains by using bamboo poles to form a shed, and sinking the combined type floating balls into water, wherein the jet aerator needs to keep intermittent operation, and after the strains in the combined type floating balls are put into the shed, recovering the combined type floating balls for the next continuous use;
s5, collecting sediments
The flowing direction of the water body driven by the jet aerator is the consistent and concentrated direction of the sediments, when the pond is excavated and desilted, the sediments are discharged to one direction, so that the sediments are favorably guided to a low position along with water flow, and the sediments can be gathered in a soil pit at the bottom of the slope along the water flow direction;
treatment of S6 deposits
And (3) periodically carrying out desilting treatment on the soil pit at the slope bottom by using a submersible mud pump, and discharging the sediment in the soil pit at the slope bottom to a small plate-and-frame filter press arranged at the pond side to solidify the sludge.
2. An aquaculture water quality treatment process according to claim 1, characterized in that: the length-width ratio of the pond in the S1 is about 5 to 1, the maximum depth is not more than 2 m, and the height difference of the slope of the bottom of the pond in the S1 is kept between 10 and 20 centimeters.
3. An aquaculture water quality treatment process according to claim 1, characterized in that: in S2, when the test tube is used to collect the pool water sample, multiple test tubes are used to collect multiple pool water samples, and when the pool water sample is collected, the pool water samples are collected at different depths in different water areas.
4. An aquaculture water quality treatment process according to claim 1, characterized in that: the temperature of the S3 closed fermentation is kept between 35 ℃ and 37 ℃, the fermentation time is 2 days, and the activation is successful when the mouth of the container is opened and the container smells sour and sweet taste, so that the S3 closed fermentation can be used as liquid strains.
5. An aquaculture water quality treatment process according to claim 1, characterized in that: the jet aerator in the S4 is fixed on the water surface at the upstream of the hillside, the water flow direction of the jet aerator is consistent with the direction of the slope bottom, and the working frequency of the jet aerator in the S4 is determined according to the normal activity of aquatic products.
6. An aquaculture water quality treatment process according to claim 1, characterized in that: and in the S5, when the water body is turbid in the culture process, pouring a proper amount of diluted coagulant into the gas guide holes of the jet aerator to achieve full mixing by utilizing the stirring effect of the jet aerator, and standing and precipitating suspended matters along with the water body.
7. An aquaculture water quality treatment process according to claim 1, characterized in that: the sludge in the S6 can be used for harmless treatment such as field compost or flower fertilizer.
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2021
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| Title |
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| 《东湖水下城市隧道关键技术实践与创新》: "《东湖水下城市隧道关键技术实践与创新》", 31 December 2018, 武汉大学出版社 * |
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