CN111908621A - In-situ water quality purification equipment and method by using indigenous microorganisms to activate water body - Google Patents
In-situ water quality purification equipment and method by using indigenous microorganisms to activate water body Download PDFInfo
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- CN111908621A CN111908621A CN202010779923.7A CN202010779923A CN111908621A CN 111908621 A CN111908621 A CN 111908621A CN 202010779923 A CN202010779923 A CN 202010779923A CN 111908621 A CN111908621 A CN 111908621A
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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
- 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
- C02F3/345—Biological treatment of water, waste water, or sewage characterised by the microorganisms used for biological oxidation or reduction of sulfur 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
- 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
- C02F3/347—Use of yeasts or fungi
Abstract
The invention discloses in-situ water quality purification equipment and method by activating water body with indigenous microorganisms. The invention comprises an incubator, wherein a top cover is arranged at the top of the incubator, and a dosing machine and a stirring device are arranged on the top cover; one side of the incubator is communicated with an overflow liquid storage tank; the bottom of the overflow liquid storage tank is provided with an overflow liquid outlet pipe, and the outlet end of the overflow liquid outlet pipe is connected with a circulating mixing device; the circulating mixing device is communicated with a circulating pump through a circulating pipe, and the circulating pump is provided with an electromagnetic valve; the outlet pipe of the electromagnetic valve is connected with a three-way joint; one outlet end of the three-way joint is communicated with a bacterium conveying pipe, and the other outlet end of the three-way joint is communicated with a bacterium returning pipe; the end part of the bacterium conveying pipe is communicated with a bacterium distributing pipe which is arranged in the water body. The invention activates local microorganisms, breaks through a material circulation chain, and the microorganisms play a purifying role in the whole water body, and the water body becomes a biological purifier through the space release of the action of the microorganisms, thereby realizing the circular purification of the polluted water in the water body.
Description
Technical Field
The invention belongs to the technical field of water body treatment, and particularly relates to in-situ water quality purification equipment and method by using indigenous microorganisms to activate water body.
Background
With the development of the urbanization process, a large amount of urban sewage and wastewater is discharged into a water body, so that pollutants in the water body greatly exceed the natural degradation speed of the water body, thereby causing serious pollution of the water body, wherein the standard exceeding of carbon, nitrogen and phosphorus in the water body is the fundamental problem of water body pollution, and the content of carbon, nitrogen and phosphorus in the water body far exceeds the natural purification capacity of the water body, thereby causing the deterioration of the water quality of the water body, and causing the blackening and the stink of the water body, the upward floating of bottom mud, the large amount of outbreaks of blue algae, the reduction of transparency, the anoxic water body and the death of.
The traditional water quality purification method generally adopts purification equipment (or facilities) to circularly purify the polluted water in the water body, and has high capital construction cost and operation and maintenance cost.
Therefore, it is necessary to invent an in-situ purification technology and equipment for activating water quality by using indigenous microorganisms to solve the problems.
Disclosure of Invention
The invention aims to provide in-situ water quality purification equipment and method activated by indigenous microorganisms, so as to solve the problems in the background art.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to in-situ purification equipment for water quality of a water body activated by indigenous microorganisms, which comprises an incubator, wherein the top of the incubator is provided with a top cover, the top cover is provided with a dosing machine, and the side surface of the inner top of the top cover is provided with a stirring device; one side of the incubator is communicated with an overflow liquid storage tank; the bottom of the overflow liquid storage tank is provided with an overflow liquid outlet pipe, and the outlet end of the overflow liquid outlet pipe is connected with a circulating mixing device; the circulating mixing device is communicated with a circulating pump through a circulating pipe, and the circulating pump is provided with an electromagnetic valve; the outlet pipe of the electromagnetic valve is connected with a three-way joint; one outlet end of the three-way joint is communicated with a bacterium conveying pipe, and the other outlet end of the three-way joint is communicated with a bacterium returning pipe; the end part of the fungus conveying pipe is communicated with a fungus distributing pipe which is arranged in the water body; the outlet end of the fungus conveying pipe extends to the bottom of the incubator.
Furthermore, an overflow port communicated with the overflow liquid storage tank is arranged on one side wall of the incubator.
Further, a second regulating valve and a second flowmeter are mounted on the bacterium conveying pipe; and the bacteria return pipe is provided with a first regulating valve and a first flowmeter.
Furthermore, the incubator is connected with an oxygen supply machine through an air supply pipeline, and a volcanic rock packing layer is arranged at the bottom in the incubator.
The PCB control cabinet is internally provided with a power supply assembly and a controller assembly;
the signal output end of the controller assembly is connected with the oxygen supplementing machine, the electromagnetic valve, the dosing machine, the stirring device, the circulating pump, the first regulating valve and the second regulating valve; the signal input end of the controller assembly is connected with the first flowmeter and the second flowmeter.
An in-situ purification method for water quality of a water body by activating indigenous microorganisms comprises the following steps:
stp1, starting a circulating pump, opening a first regulating valve and closing a second regulating valve; pumping water in the polluted water body into an incubator;
stp2, adding medicine into the incubator through a medicine adding machine, and starting a stirring device to stir the medicine;
stp3, the microbes cultured in the incubator continuously flow to the circulating mixing device for mixing and dilution in an overflow mode, part of the microbes flow back to the incubator through the circulating pump, and most of the microbes are distributed in the water body through the bacteria distribution pipe; therefore, the balance of microorganisms in the water body is broken, the microorganisms are promoted to rapidly propagate in the water body, pollutants in the water are degraded through the decomposition effect of the microorganisms, or carbon, nitrogen and phosphorus in the water are pushed to the upper layer of a food chain through the assimilation effect of the microorganisms, and the purpose of purifying the water quality of the water body is achieved.
Further, the main component of the medicament is a native microorganism activator, and the native microorganism activator mainly comprises nutrient salt, inorganic salt, a buffering agent, diatomite, compound vitamins and trace elements;
wherein the nutritive salt comprises brown sugar, ammonium bicarbonate and potassium dihydrogen phosphate;
wherein the inorganic salt comprises calcium nitrate, zinc nitrate, ferric chloride, potassium chloride, sodium sulfate and manganese sulfate;
wherein the buffer comprises sodium bicarbonate, potassium dihydrogen phosphate and potassium dihydrogen phosphate.
Further, the medicament comprises, by 1000, 600-800g of brown sugar, 20-40g of ammonium bicarbonate, 5-15g of monopotassium phosphate, 5-15g of dipotassium phosphate, 0-10g of calcium nitrate, 5-15g of zinc nitrate, 0-10g of ferric chloride, 5-15g of potassium chloride, 5-15g of aluminum sulfate, 10-30g of manganese sulfate, 20-40g of sodium bicarbonate, 200g of diatomite, 5-15g of pumice powder and 5-15g of vitamin complex. The diatomite is a microbial carrier, and the pumice powder mainly provides trace elements.
Further, the strain cultured in the incubator is a local microorganism, and the local microorganism comprises photosynthetic bacteria, actinomycetes, bacillus, yeast, lactic acid bacteria, nitrobacteria, phosphorus accumulating bacteria, sulfurous bacteria, protozoa and metazoan.
Further, in the Stp2, the first regulating valve is regulated to control the liquid retention time in the culture box to be between 4 and 72 hours; the liquid retention time is one culture period;
setting the inherent frequency of adding medicine in the culture period;
the single stirring time of the stirring device is 5-10 minutes;
in the Stp2, oxygenation is carried out on the culture solution through an oxygenating machine, the single oxygenation time of the oxygenating machine is 30-50 minutes, and the aerobic microorganism propagation is accelerated through oxygenation.
The liquid residence time can be controlled according to different water temperatures and different types of pollutants to be removed.
The time of the bacteria returning tube to the incubator is controlled to be 4-72h, and the flora in the incubator is continuously cultured and continuously released.
The invention relates to a water quality in-situ purification technology and equipment for activating water body by using indigenous microorganisms in the water body to carry out activation culture, so that the number of the indigenous microorganisms is exponentially increased, then the indigenous microorganisms are thrown into the water body through a circulating water pump in multiple points to break the balance of the original microorganisms in the water body, because the polluted water body is rich in nutrients (mainly C, N, P) required by the growth of the microorganisms, the microorganism amount in the water body is rapidly increased, the population is perfected and optimized, a large amount of microorganisms form biofilms and zoogloea are attached to the surfaces of bottom mud, aquatic plants, revetments and benthic mollusk shells, the time is short based on the microorganisms, the propagation is fast, the adsorption capacity is strong, the motion diffusion has the tropism (tends to a region with higher pollutant concentration to be beneficial to the self propagation), the adaptability is strong, and the grease and protein can be decomposed, The natural characteristics of various pollutants such as cellulose, starch, polysaccharide and the like can quickly transfer pollutants in the water body (including bottom mud) to biological phases, thereby realizing the goal of quickly purifying the water quality of the water body in situ.
The purification effect is embodied in the following three aspects: converting part of pollutants such as carbon, nitrogen, phosphorus and the like in the water body into biomass through assimilation, and pushing the substances to transfer to the upper layer of an ecological food chain so as to remove the pollutants such as carbon, nitrogen, phosphorus and the like exceeding the standard in the water body; part of pollutants such as carbon, nitrogen, phosphorus and the like in the water body are decomposed, part of organic matters are inorganic, and part of nitrogen-containing organic matters are converted into micromolecule forms such as ammonia nitrogen, nitrate nitrogen and the like so as to be absorbed and utilized by aquatic organisms and enter a biosphere substance circulation chain or return to an aerosphere in a nitrogen form, and macromolecule organic phosphorus is decomposed into micromolecules or is easy to be complexed and solidified with phosphate or some substances in soil after being inorganic or is utilized by the aquatic organisms so as to remove the pollutants such as carbon, nitrogen, phosphorus and the like exceeding the standard in the water body; after the balance of the original microorganisms in the water body is broken, the ecological balance of new microorganisms can be gradually constructed, a new microorganism system is more perfect and efficient in matter conversion, and the self-cleaning capacity of the water body is improved.
The device is convenient to use, does not need other bacteria sources, can achieve the aim of purifying water well by strengthening the action of the local microorganisms in the material circulation, efficiently degrades pollutants such as carbon, nitrogen, phosphorus and the like in water, is ecological and environment-friendly in technology, and does not have secondary pollution. The equipment of the invention has the advantages that: the volume is small, the occupied area is small, the energy consumption is low, the investment is small, and the installation is convenient; meanwhile, the invention has the functions of eliminating black and odorous substances, improving water quality, controlling the floating of bottom mud, controlling the outbreak of blue-green algae, degrading the bottom mud, reoxygenating water and maintaining the water quality for a long time; the device can realize automatic control, is unattended, is flexible to operate, can be started and stopped at any time, is flexible in starting and stopping, can flexibly set the starting frequency, ensures that the water quality is in a good level with long effect and low cost, ensures that a water ecosystem is stable, and is convenient to operate and maintain and low in operation and maintenance cost.
The invention has the following beneficial effects:
according to the invention, the indigenous microorganisms are activated, the material circulation chain is opened, the microorganisms play a purifying role in the whole water body, and the water body becomes a biological purifier through the space release of the action of the microorganisms, so that the investment and the operation and maintenance cost are greatly saved, and meanwhile, the indigenous microorganisms have good adaptability and the treatment effect is efficient and stable.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of an in-situ purification apparatus according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Referring to fig. 1, the invention is an in-situ water quality purification device and method by using indigenous microorganisms to activate water, comprising an incubator 2, wherein the top of the incubator 2 is provided with a top cover, the top cover is provided with a chemical feeder 1, and the side surface of the inner top of the top cover is provided with a stirring device 3; one side of the incubator 2 is communicated with an overflow liquid storage tank 5; the bottom of the overflow liquid storage tank 5 is provided with an overflow liquid outlet pipe 6, and the outlet end of the overflow liquid outlet pipe 6 is connected with a circulating mixing device 7; the circulating mixing device 7 is communicated with a circulating pump 17 through a circulating pipe 9, and an electromagnetic valve 18 is arranged on the circulating pump 17; the outlet pipe of the electromagnetic valve 18 is connected with a three-way joint;
wherein, one outlet end of the three-way joint is communicated with a bacterium conveying pipe 12, and the other outlet end is communicated with a bacterium returning pipe 14;
wherein, the end part of the fungus conveying pipe 12 is communicated with a fungus distributing pipe 8, and the fungus distributing pipe 8 is arranged in the water body; the outlet end of the fungus feeding pipe 12 extends to the bottom of the incubator 2.
Preferably, an overflow port 4 communicating with an overflow liquid storage tank 5 is provided on one side wall of the cultivation box 2.
Preferably, the second regulating valve 11 and the second flow meter 10 are arranged on the bacterium conveying pipe 12; the sterilizing tube 14 is provided with a first regulating valve 15 and a first flow meter 16.
Preferably, the incubator 2 is connected with an oxygen supply machine 19 through an air supply pipeline, and a volcanic rock filler layer 20 is arranged at the bottom in the incubator 2.
Preferably, the intelligent control system further comprises a PCB control cabinet 13, wherein a power supply assembly and a controller assembly are arranged in the PCB control cabinet 13; the signal output end of the controller component is connected with the oxygen supplementing machine 19, the electromagnetic valve 18, the dosing machine 1, the stirring device 3, the circulating pump 17, the first regulating valve 15 and the second regulating valve 11; the signal inputs of the controller assembly are connected to the first flow meter 16 and the second flow meter 10.
An in-situ purification method for water quality of a water body by activating indigenous microorganisms comprises the following steps:
stp1, starting circulating pump 17, opening first regulating valve 15, and closing second regulating valve 11; pumping water in the polluted water body into the incubator 2;
stp2, adding the medicines into the incubator 2 through the medicine adding machine 1, and starting the stirring device 3 to stir the medicines;
stp3, the microorganism cultured in the incubator 2 continuously flows to the circulating mixing device 7 by means of overflow for mixing and dilution, part of the microorganism flows back to the incubator 2 by the circulating pump 17, and most of the microorganism is distributed in the water body by the bacteria distributing pipe 8.
Stp4, Stp1, Stp2, and Stp3 as repeated above.
Preferably, in the Stp3, the circulating pump 17 adjusts the size of the first regulating valve and the second regulating valve, returns a small part of microorganisms to the incubator 2 to be cultured as source strains, and most of microorganisms enter the water body through the bacteria distributing pipe 8 to break the balance of the microorganisms in the water body, so that the microorganisms are promoted to rapidly propagate in the water body, and pollutants in the water are degraded through the decomposition of the microorganisms, or carbon, nitrogen and phosphorus in the water are pushed to the upper layer of a food chain through the assimilation of the microorganisms, so that the purpose of purifying the water quality of the water body is achieved.
Preferably, the main component of the medicament is a native microorganism activator, and the native microorganism activator mainly comprises nutrient salt, inorganic salt, a buffering agent, diatomite, compound vitamins and trace elements; the nutritive salt comprises brown sugar, ammonium bicarbonate, and potassium dihydrogen phosphate; the inorganic salt comprises calcium nitrate, zinc nitrate, ferric chloride, potassium chloride, sodium sulfate, and manganese sulfate; the buffer comprises sodium bicarbonate, potassium dihydrogen phosphate, and potassium dihydrogen phosphate.
The dosage of the local microorganism activator is changed according to the concentration of pollutants to be removed in the water body, and the dosage is timed.
Preferably, the medicament comprises, by 1000, 600-800g of brown sugar, 20-40g of ammonium bicarbonate, 5-15g of potassium dihydrogen phosphate, 5-15g of dipotassium hydrogen phosphate, 0-10g of calcium nitrate, 5-15g of zinc nitrate, 0-10g of ferric chloride, 5-15g of potassium chloride, 5-15g of aluminum sulfate, 10-30g of manganese sulfate, 20-40g of sodium bicarbonate, 100 g of diatomite, 5-15g of pumice powder and 5-15g of vitamin complex.
When certain pollutants in carbon, nitrogen and phosphorus need to be specifically removed, the proportion of corresponding nutrient salts in the local microorganism activator can be properly increased so as to excite the proportion of corresponding bacteria in a water body and improve the removal rate of the specific pollutants.
Preferably, the strain cultured in the incubator 2 is a native microorganism, and the native microorganism includes photosynthetic bacteria, actinomycetes, bacillus, yeast, lactic acid bacteria, nitrobacteria, phosphorus accumulating bacteria, sulfurous bacteria, protozoa, and metazoan.
Preferably, in Stp2, the first regulating valve is regulated to control the liquid retention time in the culture box to be between 4 and 72 h; the liquid retention time is one culture period; the frequency of adding medicine in one culture period is 3-10 times.
Setting the inherent frequency of adding medicine in a culture period;
the single stirring time of the stirring device 3 is 5-10 minutes;
in Stp2, oxygenation is carried out in the culture solution by an oxygenator 19, and the single oxygenation time of the oxygenator 19 is 30-50 minutes.
The above work adopts: after the operation parameters of the whole equipment are set, the controller component of the PCB control cabinet controls the work of the whole system.
Detailed engineering
The implementation case is as follows:
engineering position: the project is located in a certain county of Kunming city; river course: river width 41 m, length about 6km, water depth: 0.6-2.5 m; flow rate: the flow rate is 0.4m/s in case of dry water and 1.6m/s in case of flood; flow rate: average flow rate in dry water of 9.8m3(s) flow rate of 80-90m in rainy season3(s) peak flood flow 132m3S; water quality before treatment: ammonia nitrogen and total phosphorus exceed the standard, and the water quality is poor in class V; the treatment technology comprises the following steps: IMA technology (native microorganism activated water quality in-situ purification technology); the number of devices: 4 IMA water quality in-situ purification devices; treatment starting time: the IMA device starts to operate in 2019, 9 and 25 months; the treatment effect is as follows: the water quality is rapidly and obviously improved, 10 months and 12 days in 2019, the water quality reaches the IV-class standard and approaches to the III-class standard; and in 2019, 10 and 26 months, the water quality stably reaches the III-class standard.
Measuring water in engineering practiceCOD in vivoCrThe change of the content of ammonia nitrogen and total phosphorus along with the treatment time is shown in the table of the figure a: (the data comes from the water quality data of the automatic water quality monitoring station of the cattle pen river state monitoring section 8: 00 a day in the morning, the data lasts for 58 days, and the water body treatment process can be influenced by the changes of the water body flow velocity, the temperature, the water amount and the like).
According to the data analysis, when the device is used for water body treatment for a long time, after the water body treatment is carried out to 51-58, the COD content, the ammonia nitrogen content and the total phosphorus content in the water body are obviously reduced, and after the water body is continuously used for 50 days, the COD content, the ammonia nitrogen content and the total phosphorus content in the water body are in a balanced state, and the COD content, the ammonia nitrogen content and the total phosphorus content are obviously reduced; meanwhile, the COD content meets the I-type standard of the surface water, the ammonia nitrogen content meets the I-type standard of the surface water, and the total phosphorus content meets the III-type standard of the surface water. Meanwhile, the COD content, the ammonia nitrogen content and the total phosphorus content are in a dynamic change process within the treatment time period of 1-45 days, and the COD content, the ammonia nitrogen content and the total phosphorus content are in a steady reduction process within the treatment time period of 46-50 days.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. An in-situ purification device and method for water quality of a water body activated by indigenous microorganisms are characterized in that: the device comprises an incubator (2), wherein a top cover is arranged on the top of the incubator (2), a medicine feeder (1) is arranged on the top cover, and a stirring device (3) is arranged on the side surface of the inner top of the top cover;
one side of the incubator (2) is communicated with an overflow liquid storage tank (5);
an overflow liquid outlet pipe (6) is arranged at the bottom of the overflow liquid storage tank (5), and the outlet end of the overflow liquid outlet pipe (6) is connected with a circulating mixing device (7);
the circulating mixing device (7) is communicated with a circulating pump (17) through a circulating pipe (9), and an electromagnetic valve (18) is arranged on the circulating pump (17);
the outlet pipe of the electromagnetic valve (18) is connected with a three-way joint;
wherein, one outlet end of the three-way joint is communicated with a bacterium conveying pipe (12), and the other outlet end is communicated with a bacterium returning pipe (14);
wherein, the end part of the fungus conveying pipe (12) is communicated with a fungus distributing pipe (8), and the fungus distributing pipe (8) is arranged in the water body; the outlet end of the fungus conveying pipe (12) extends to the bottom of the incubator (2).
2. The in-situ water quality purification equipment activated by indigenous microorganisms of claim 1, wherein an overflow port (4) communicated with an overflow liquid storage tank (5) is arranged on one side wall of the incubator (2).
3. The in-situ water quality purification equipment for the local microorganism activated water body according to claim 1, wherein a second regulating valve (11) and a second flow meter (10) are installed on the bacterium conveying pipe (12); the sterilizing pipe (14) is provided with a first regulating valve (15) and a first flowmeter (16).
4. The in-situ water quality purification equipment for the local microorganism activated water body according to any one of claims 1 to 3, wherein the incubator (2) is connected with an oxygen supply machine (19) through an air supply pipeline, and a volcanic rock packing layer (20) is arranged at the bottom in the incubator (2).
5. The in-situ water quality purification equipment for the indigenous microorganism activated water body according to claim 4, further comprising a PCB control cabinet (13), wherein a power supply assembly and a controller assembly are arranged in the PCB control cabinet (13);
the signal output end of the controller component is connected with an oxygen supply machine (19), an electromagnetic valve (18), a medicine adding machine (1), a stirring device (3), a circulating pump (17), a first regulating valve (15) and a second regulating valve (11); the signal input end of the controller assembly is connected with the first flowmeter (16) and the second flowmeter (10).
6. An in-situ purification method for water quality of a water body activated by indigenous microorganisms is characterized by comprising the following steps:
stp1, starting a circulating pump (17), opening a first regulating valve (15) and closing a second regulating valve (11); pumping water in the polluted water body into an incubator (2);
stp2, adding medicine into the incubator (2) through a medicine adding machine (1), and starting a stirring device (3) to stir the medicine;
stp3, the microorganism cultured in the incubator (2) continuously flows to the circulating mixing device (7) in an overflow mode for mixing and dilution, part of the microorganism flows back to the incubator (2) through the circulating pump (17), and most of the microorganism is distributed in the water body through the bacteria distributing pipe (8).
7. The in-situ water quality purification method by using indigenous microorganisms as claimed in claim 6, wherein the main component of the medicament is an indigenous microorganism activator, and the indigenous microorganism activator mainly comprises nutrient salts, inorganic salts, a buffering agent, diatomite, vitamin complex and trace elements;
wherein the nutritive salt comprises brown sugar, ammonium bicarbonate and potassium dihydrogen phosphate;
wherein the inorganic salt comprises calcium nitrate, zinc nitrate, ferric chloride, potassium chloride, sodium sulfate and manganese sulfate;
wherein the buffer comprises sodium bicarbonate, potassium dihydrogen phosphate and potassium dihydrogen phosphate.
8. The in-situ purification method for water quality of the indigenous microorganism activated water body as claimed in claim 7, wherein the medicament comprises, by 1000, 600-800g of brown sugar, 20-40g of ammonium bicarbonate, 5-15g of potassium dihydrogen phosphate, 5-15g of dipotassium hydrogen phosphate, 0-10g of calcium nitrate, 5-15g of zinc nitrate, 0-10g of ferric chloride, 5-15g of potassium chloride, 5-15g of aluminum sulfate, 10-30g of manganese sulfate, 20-40g of sodium bicarbonate, 100-200g of diatomite, 5-15g of pumice powder and 5-15g of vitamin complex.
9. The in-situ water quality purification method by using the local microorganisms activated by the local microorganisms according to claim 6, wherein the strains cultured in the incubator (2) are local microorganisms, and the local microorganisms comprise (or comprise.
10. The in-situ water quality purification method based on the local microorganism activation water body as claimed in claim 6, wherein in the Stp2, the first regulating valve is regulated to control the liquid retention time in the culture box to be between 4 and 72 h; the liquid retention time is one culture period;
setting the inherent frequency of adding medicine in the culture period;
the single stirring time of the stirring device (3) is 5-10 minutes;
after the single stirring in the Stp2, the method also comprises the step of oxygenating the culture solution by an oxygenating machine (19), wherein the time of the oxygenating machine (19) for the single oxygenation is 30-50 minutes.
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| CN106380002A (en) * | 2016-09-23 | 2017-02-08 | 合肥济坤环保科技有限责任公司 | Water body purification method and system |
| CN109626595A (en) * | 2019-01-14 | 2019-04-16 | 浙江师范大学 | Purification of water quality microbial ecological unit, purification of water quality microbial ecosystem and its method |
| CN210885533U (en) * | 2019-11-13 | 2020-06-30 | 河南宜居环境建设有限公司 | Indigenous microorganism activation device |
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