CN113020241A - Method and equipment for repairing organic soil by combining microorganisms - Google Patents
Method and equipment for repairing organic soil by combining microorganisms Download PDFInfo
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- CN113020241A CN113020241A CN202110242714.3A CN202110242714A CN113020241A CN 113020241 A CN113020241 A CN 113020241A CN 202110242714 A CN202110242714 A CN 202110242714A CN 113020241 A CN113020241 A CN 113020241A
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- 239000002689 soil Substances 0.000 title claims abstract description 67
- 244000005700 microbiome Species 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 86
- 238000009413 insulation Methods 0.000 claims abstract description 77
- 238000005067 remediation Methods 0.000 claims abstract description 30
- 238000010438 heat treatment Methods 0.000 claims abstract description 28
- 239000004094 surface-active agent Substances 0.000 claims abstract description 24
- 230000000694 effects Effects 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims description 17
- 239000008213 purified water Substances 0.000 claims description 12
- 239000005416 organic matter Substances 0.000 claims description 9
- 230000000813 microbial effect Effects 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims 1
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 238000002955 isolation Methods 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000002734 clay mineral Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 239000000693 micelle Substances 0.000 description 2
- 238000009629 microbiological culture Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/10—Reclamation of contaminated soil microbiologically, biologically or by using enzymes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C2101/00—In situ
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Soil Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Biotechnology (AREA)
- General Health & Medical Sciences (AREA)
- Microbiology (AREA)
- Molecular Biology (AREA)
- Mycology (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a method and equipment for repairing organic soil by combining microorganisms, wherein a hot water tank is fixedly connected with a first heat insulation box and is positioned in the first heat insulation box, a heating plate is fixedly connected with the hot water tank and is positioned on the inner side wall of the hot water tank, a temperature adjusting pipe is fixedly connected with the first heat insulation box and is positioned below the first heat insulation box, a second heat insulation box is fixedly connected with a mixing pipe and is positioned below the mixing pipe, a solution tank is fixedly connected with the second heat insulation box and is positioned in the second heat insulation box, a delivery pipe is fixedly connected with the second heat insulation box and is positioned below the second heat insulation box, and by the structure, the activities of a surfactant and a microorganism culture solution are improved in a steam heating mode under the condition of low external temperature, the soil remediation efficiency is improved.
Description
Technical Field
The invention relates to the technical field of soil remediation, in particular to a method and equipment for remedying organic soil by combining microorganisms.
Background
Microbial joint repair falls into two broad categories. Firstly, quaternary ammonium salt cationic surfactant is injected on site to convert clay contained in soil into organic clay mineral, the organic clay mineral can effectively adsorb and fix pollutants in soil, and then the pollutants enriched are absorbed and degraded by microorganisms. Secondly, the surfactant is utilized to increase the solubility of the hydrophobic substance, so that the pollutants in the soil are distributed into the surfactant micelle phase, and the microorganisms can carry out metabolism more easily, therefore, the ecological restoration speed of the damaged soil can be accelerated by utilizing a restoration technology combining chemistry and microorganisms, and the activities of the microorganisms and the chemical reagents are lower in the environment with lower temperature, so that the restoration speed is slow.
Disclosure of Invention
The invention aims to provide a method and equipment for repairing organic soil by combining microorganisms, and aims to solve the technical problem that in the prior art, the repairing speed is slow due to low activity of both microorganisms and chemical reagents in a low-temperature environment.
In order to achieve the above purpose, the invention provides a device for repairing organic soil by combining microorganisms, which comprises a heating assembly, a repairing box and a support frame, wherein the heating assembly comprises a first heat insulation box, a hot water box, a heating plate, a temperature adjusting pipe and two mixing pipes, the first heat insulation box is fixedly connected with the support frame and is positioned above the support frame, the hot water box is fixedly connected with the first heat insulation box and is positioned in the first heat insulation box, the heating plate is fixedly connected with the hot water box and is positioned on the inner side wall of the hot water box, the temperature adjusting pipe is fixedly connected with the first heat insulation box and is positioned below the first heat insulation box, the number of the mixing pipes is two, the two mixing pipes are respectively fixedly connected with the first heat insulation box and are respectively positioned on two sides of the first heat insulation box, and the number of the repairing box is two, two repair the case respectively with correspond hybrid tube fixed connection to be located the correspondence respectively the below of hybrid tube, every repair the case all including second heat insulation box, solution tank and contact tube, the second heat insulation box with hybrid tube fixed connection, and be located the below of hybrid tube, the solution tank with second heat insulation box fixed connection, and be located the inside of second heat insulation box, the contact tube with second heat insulation box fixed connection, and be located the below of second heat insulation box.
The device for the microbial combined remediation of organic soil further comprises a Y-shaped pipe and a water distributor, wherein two pipe orifices above the Y-shaped pipe are respectively and fixedly connected with the corresponding delivery pipes and are respectively positioned below the corresponding delivery pipes, and the water distributor is fixedly connected with pipe orifices below the Y-shaped pipe and is positioned below the Y-shaped pipe.
The temperature adjusting pipe comprises a pipe body and a fan, one end of the pipe body is fixedly connected with the first heat insulation box and is located below the first heat insulation box, and the fan is fixedly connected with the other end of the pipe body and is located inside the pipe body.
The temperature adjusting pipe further comprises a first filter layer, and the first filter layer is fixedly connected with the pipe body and located on the side face of the fan.
The solution tank comprises a tank body, a first electromagnetic valve and a liquid inlet pipe, the tank body is fixedly connected with the second heat insulation box and is located inside the second heat insulation box, a liquid outlet is formed in the bottom of the tank body, the tank body and the side wall of the second heat insulation box are respectively provided with a liquid inlet, the liquid inlet pipe is fixedly connected with the tank body and is located on the side face of the tank body, and the first electromagnetic valve is movably connected with the tank body and is located below the liquid outlet.
The repair box further comprises a temperature sensor, and the temperature sensor is fixedly connected with the solution box and is positioned on the inner side wall of the solution box.
The invention also provides an organic matter soil remediation method adopting the microorganism combined organic matter soil remediation device, which comprises the following steps:
placing the microorganism combined organic matter soil remediation equipment above the polluted soil, and burying the water distributor in the soil;
according to the area and the depth of the polluted soil, adding a surfactant and a microorganism culture solution with corresponding volumes into the two solution tanks respectively, and adding a proper amount of purified water into the hot water tank;
the heating plate is utilized to convert the purified water into water vapor, the water vapor is mixed with the air brought by the temperature adjusting pipe, the mixture enters the second heat insulation box and enters the soil through the water distributor, and the heat of the water vapor is utilized to heat the solution box, so that the activity of the surfactant and the microorganism culture solution is improved;
and after heating for a preset time, opening the two first electromagnetic valves according to a preset sequence to enable the surfactant and the microorganism culture solution to sequentially pass through the water distributor to enter the soil, and introducing the surfactant and the microorganism culture solution for multiple times according to the pollution condition to finish combined remediation.
The microorganism combined organic matter soil remediation equipment further comprises a supplementing assembly, wherein the supplementing assembly comprises a funnel pipeline and a second electromagnetic valve, the hot water tank and the top end of the first heat insulation box are respectively provided with a water inlet, the funnel pipeline is respectively fixedly connected with the hot water tank and the first heat insulation box and is located above the first heat insulation box, a pipe opening at the bottom of the funnel pipeline is located inside the hot water tank, and the second electromagnetic valve is movably connected with the funnel pipeline and is located inside the funnel pipeline.
The supplementary assembly further comprises a second filter layer, and the second filter layer is fixedly connected with the pipe orifice at the upper end of the funnel pipe and is positioned above the funnel pipe.
The invention has the beneficial effects that: when the environment temperature is lower, the hot water tank is utilized to convert the purified water inside into water vapor, the water vapor is guided into the second heat insulation tank and the polluted soil, the heat of the water vapor is utilized to improve the activity of the surfactant and the microbial culture solution, the soil is humidified and heated to be softened, the second heat insulation tank is utilized to wrap the four outer side walls of the solution tank, the liquid inside the solution tank is uniformly heated to improve the activity of the solution, the temperature sensor is utilized to obtain the temperature inside the solution tank, the fan adjusts the rotating speed of the fan according to the temperature, the temperature of the gas in the mixing pipe can be reduced to different degrees due to the lower temperature of the outside air and different air intake amounts, so that the temperature inside the solution tank can be reduced, and under the condition of lower outside temperature, the activity of the surfactant and the microorganism culture solution is improved by a steam heating mode, and the soil remediation efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an apparatus for microbial combined remediation of organic soil according to the present invention.
FIG. 2 is a sectional view of a second insulated box of the present invention.
FIG. 3 is a flow chart of the steps of the organic soil remediation method using microbial combined remediation
1-support frame, 2-first heat insulation box, 3-hot water box, 4-heating plate, 5-temperature adjusting pipe, 6-mixing pipe, 7-second heat insulation box, 8-solution box, 9-leading-out pipe, 10-Y type pipe, 11-water distributor, 12-pipe body, 13-blower, 14-first filtering layer, 15-box body, 16-first electromagnetic valve, 17-liquid inlet pipe, 18-temperature sensor, 19-funnel pipe, 20-second electromagnetic valve, 21-second filtering layer.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a microorganism combined organic matter soil remediation device comprises a heating assembly, a remediation box and a support frame 1, wherein the heating assembly comprises a first heat insulation box 2, a hot water box 3, a heating plate 4, a temperature adjusting pipe 5 and a mixing pipe 6, the first heat insulation box 2 is fixedly connected with the support frame 1 and is positioned above the support frame 1, the hot water box 3 is fixedly connected with the first heat insulation box 2 and is positioned inside the first heat insulation box 2, the heating plate 4 is fixedly connected with the hot water box 3 and is positioned on the inner side wall of the hot water box 3, the temperature adjusting pipe 5 is fixedly connected with the first heat insulation box 2 and is positioned below the first heat insulation box 2, the number of the mixing pipes 6 is two, the two mixing pipes 6 are respectively fixedly connected with the first heat insulation box 2 and are respectively positioned on two sides of the first heat insulation box 2, the quantity of repairing the case is two, two repair the case respectively with correspond 6 fixed connection of hybrid tube, and be located the correspondence respectively the below of hybrid tube 6, every repair the case and all include second heat insulation box 7, solution tank 8 and delivery tube 9, second heat insulation box 7 with hybrid tube 6 fixed connection, and be located the below of hybrid tube 6, solution tank 8 with 7 fixed connection of second heat insulation box, and be located the inside of second heat insulation box 7, delivery tube 9 with 7 fixed connection of second heat insulation box, and be located the below of second heat insulation box 7.
In this embodiment, when the external environment temperature is suitable, the surfactant and the microorganism culture solution in the two solution tanks 8 directly enter the water distributor 11 through the delivery pipe 9, and the water distributor 11 is uniformly immersed in the soil, the surfactant increases the solubility of the hydrophobic substance, so that the pollutants in the soil are distributed into the surfactant micelle phase, and the microorganisms are easier to metabolize; when the external environment temperature is lower, the activity of a surfactant and a microorganism culture solution is influenced, soil is hardened to be unfavorable for the permeation of the solution, the hot water tank 3 utilizes the heating plate 4 to heat purified water to convert the purified water into water vapor, the water vapor enters the mixing pipe 6, the temperature of the water vapor is overhigh for the liquid in the solution tank 8, the temperature adjusting pipe 5 utilizes the fan 13 to send external cold air into the second isolation box to be mixed with the water vapor to cool the water vapor, the hot air in the mixing pipe 6 is lowered to a proper temperature, the cooled hot air and partial water vapor enter the second isolation box to heat the solution tank 8 and enter the soil through the delivery pipe 9, the soil is heated by the residual heat in the hot air, and the water vapor is liquefied and then is immersed into the soil, softened soil, opened two in proper order first solenoid valve 16 carries out soil remediation, through above-mentioned structure, can be under the lower circumstances of ambient temperature, through the mode of vapor heating, improves the activity of surfactant agent and microorganism culture solution, has improved soil remediation efficiency.
Further, the apparatus for jointly remediating organic soil by using microorganisms further comprises a Y-shaped pipe 10 and a water distributor 11, wherein two pipe orifices above the Y-shaped pipe 10 are respectively and fixedly connected with the corresponding delivery pipe 9 and are respectively located below the corresponding delivery pipe 9, and the water distributor 11 is fixedly connected with a pipe orifice below the Y-shaped pipe 10 and is located below the Y-shaped pipe 10.
In this embodiment, the two first electromagnetic valves 16 are opened, the solutions in the two solution tanks 8 flow into the Y-shaped pipe 10 through the corresponding delivery pipes 9, and are uniformly immersed into the soil through the water distributor 11, and the immersion area of the solutions is larger and more uniform by using the Y-shaped pipe 10 and the water distributor 11.
Further, the temperature adjusting pipe 5 comprises a pipe body 12 and a fan 13, one end of the pipe body 12 is fixedly connected with the first heat insulation box 2 and is located below the first heat insulation box 2, and the fan 13 is fixedly connected with the other end of the pipe body 12 and is located inside the pipe body 12.
In this embodiment, the fan 13 sends outside cold air into the second isolation box, thereby reducing the temperature of the air in the mixing pipe 6.
Further, the temperature adjusting pipe 5 further comprises a first filter layer 14, and the first filter layer 14 is fixedly connected with the pipe body 12 and is located on the side surface of the fan 13.
In this embodiment, the first filter layer 14 prevents large particles of dust in the outside air from entering the tubular body 12, which may cause the tubular body 12 to be clogged.
Further, solution tank 8 includes box 15, first solenoid valve 16 and feed liquor pipe 17, box 15 with second heat insulation box 7 fixed connection, and be located the inside of second heat insulation box 7, the bottom of box 15 is provided with the liquid outlet, box 15 with the lateral wall of second heat insulation box 7 all is provided with the inlet, feed liquor pipe 17 with box 15 fixed connection, and be located the side of box 15, first solenoid valve 16 with box 15 swing joint, and be located the below of liquid outlet.
In the present embodiment, the solution can be added through the liquid inlet pipe 17, and the opening and closing time can be controlled by the PLC system through the first electromagnetic valve 16, thereby realizing automatic control.
Further, the repair box further comprises a temperature sensor 18, and the temperature sensor 18 is fixedly connected with the solution box 8 and is located on the inner side wall of the solution box 8.
In this embodiment, the temperature sensor 18 may sense the temperature of the solution tank 8, and if the temperature is too high, the PLC system may control the fan 13 to increase the rotation speed and increase the amount of cold air to be introduced, thereby reducing the temperature of the air in the mixing pipe 6.
Further, the organic matter soil equipment is jointly restoreed to microorganism still includes supplementary subassembly, supplementary subassembly includes funnel pipeline 19 and second solenoid valve 20, hot-water tank 3 with the top of first heat-insulating box 2 all is provided with the water inlet, funnel pipeline 19 respectively with hot-water tank 3 with first heat-insulating box 2 fixed connection, and be located the top of first heat-insulating box 2, the mouth of pipe of funnel pipeline 19 bottom is for being located the inside of hot-water tank 3, second solenoid valve 20 with funnel pipeline 19 swing joint, and be located the inside of funnel pipeline 19.
In this embodiment, since the time for soil remediation is often longer, the funnel pipe 19 may collect rainwater or water may be added in advance, the loss amount of the purified water inside the hot water tank 3 may be obtained through the operating time of the heating plate 4, and after the heating plate 4 reaches a set time, the second electromagnetic valve 20 is opened, so that the water in the funnel pipe 19 flows into the hot water tank 3, and the purified water is automatically supplemented.
Further, the supplementary assembly further comprises a second filter layer 21, and the second filter layer 21 is fixedly connected with a nozzle at the upper end of the funnel pipe 19 and is positioned above the funnel pipe 19.
In the present embodiment, the second filter layer 21 prevents impurities from entering the hot water tank 3 through the funnel 19.
Referring to fig. 3, the present invention further provides an organic soil remediation method using the above apparatus for combined remediation of organic soil by using microorganisms, including the following steps:
s1, placing the equipment for jointly repairing organic soil by microorganisms above the polluted soil and burying the water distributor 11 in the soil;
s2, adding a surfactant and a microorganism culture solution with corresponding volumes into the two solution tanks 8 respectively according to the area and the depth of the polluted soil, and adding a proper amount of purified water into the hot water tank 3;
s3, converting the purified water into water vapor by using the heating plate 4, mixing the water vapor with the air brought by the temperature adjusting pipe 5, entering the second heat insulation box 7, entering the soil through the water distributor 11, and heating the solution box 8 by using the heat of the water vapor to improve the activity of the surfactant and the microorganism culture solution;
s4, after heating for a preset time, opening the two first electromagnetic valves 16 according to a preset sequence, enabling the surfactant and the microorganism culture solution to sequentially pass through the water distributor 11 to enter the soil, and introducing the surfactant and the microorganism culture solution for multiple times according to the pollution condition to finish combined remediation.
In the present embodiment, the purified water inside the hot water tank 3 is converted into steam and introduced into the second heat insulation tank 7 and the contaminated soil, the activity of the surfactant and the microbial culture solution is improved by the heat of the steam, the soil is humidified and heated to be softened, the four outer sidewalls of the solution tank 8 are wrapped by the steam and the liquid inside the solution tank 8 is uniformly heated by the steam inside the solution tank 7 to improve the activity of the solution, the temperature inside the solution tank 8 can be obtained by the temperature sensor 18, the fan 13 adjusts the rotation speed thereof according to the temperature, and the temperature of the gas inside the mixing pipe 6 can be reduced to different degrees due to the low temperature of the outside air and different amounts of air, thereby reducing the temperature inside the solution tank 8, according to the above structure, the activity of the surfactant and the microorganism culture solution can be improved in a steam heating mode under the condition of low external temperature, and the soil remediation efficiency is improved.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The device for repairing organic soil by combining microorganisms is characterized by comprising a heating assembly, a repairing box and a support frame, wherein the heating assembly comprises a first heat insulation box, a hot water box, a heating plate, a temperature adjusting pipe and mixing pipes, the first heat insulation box is fixedly connected with the support frame and is positioned above the support frame, the hot water box is fixedly connected with the first heat insulation box and is positioned inside the first heat insulation box, the heating plate is fixedly connected with the hot water box and is positioned on the inner side wall of the hot water box, the temperature adjusting pipe is fixedly connected with the first heat insulation box and is positioned below the first heat insulation box, the number of the mixing pipes is two, the two mixing pipes are respectively and fixedly connected with the first heat insulation box and are respectively positioned on two sides of the first heat insulation box, the number of the repairing box is two, and the two repairing boxes are respectively and fixedly connected with the corresponding mixing pipes, and are located the correspondence respectively the below of hybrid tube, every repair the case and all include second heat insulation box, solution tank and delivery tube, the second heat insulation box with hybrid tube fixed connection, and be located the below of hybrid tube, the solution tank with second heat insulation box fixed connection, and be located the inside of second heat insulation box, the delivery tube with second heat insulation box fixed connection, and be located the below of second heat insulation box.
2. The method and equipment for the microbial combined remediation of organic soil of claim 1, wherein the equipment for the microbial combined remediation of organic soil further comprises a Y-shaped pipe and a water distributor, wherein two pipe orifices above the Y-shaped pipe are respectively and fixedly connected with the corresponding delivery pipe and are respectively located below the corresponding delivery pipe, and the water distributor is respectively and fixedly connected with a pipe orifice below the Y-shaped pipe and is located below the Y-shaped pipe.
3. The method and apparatus for remediating organic soil in combination with microorganisms as set forth in claim 2, wherein the temperature control pipe comprises a pipe body and a blower, one end of the pipe body is fixedly connected to the first insulation box and is located below the first insulation box, and the blower is fixedly connected to the other end of the pipe body and is located inside the pipe body.
4. The method and equipment for microbial combined remediation of organic soil as claimed in claim 3, wherein the temperature regulating pipe further comprises a first filter layer, and the first filter layer is fixedly connected with the pipe body and located on the side of the fan.
5. The method and apparatus for remediating organic soil by combining microorganisms according to claim 4, wherein the solution tank comprises a tank body, a first electromagnetic valve and a liquid inlet pipe, the tank body is fixedly connected with the second thermal insulation tank and is located inside the second thermal insulation tank, a liquid outlet is arranged at the bottom of the tank body, liquid inlets are arranged on the side walls of the tank body and the second thermal insulation tank, the liquid inlet pipe is fixedly connected with the tank body and is located on the side surface of the tank body, and the first electromagnetic valve is movably connected with the tank body and is located below the liquid outlet.
6. The method and apparatus for microbial remediation of organic soils as claimed in claim 5, wherein said remediation tank further comprises a temperature sensor, said temperature sensor being fixedly connected to said solution tank and located on an inside wall of said solution tank.
7. The organic matter soil remediation method using the apparatus for combined remediation of organic matter soil by using microorganisms of claim 6, comprising the steps of:
placing the microorganism combined organic matter soil remediation equipment above the polluted soil, and burying the water distributor in the soil;
according to the area and the depth of the polluted soil, adding a surfactant and a microorganism culture solution with corresponding volumes into the two solution tanks respectively, and adding a proper amount of purified water into the hot water tank;
the heating plate is utilized to convert the purified water into water vapor, the water vapor is mixed with the air brought by the temperature adjusting pipe, the mixture enters the second heat insulation box and enters the soil through the water distributor, and the heat of the water vapor is utilized to heat the solution box, so that the activity of the surfactant and the microorganism culture solution is improved;
and after heating for a preset time, opening the two first electromagnetic valves according to a preset sequence to enable the surfactant and the microorganism culture solution to sequentially pass through the water distributor to enter the soil, and introducing the surfactant and the microorganism culture solution for multiple times according to the pollution condition to finish combined remediation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110242714.3A CN113020241A (en) | 2021-03-05 | 2021-03-05 | Method and equipment for repairing organic soil by combining microorganisms |
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| CN202110242714.3A CN113020241A (en) | 2021-03-05 | 2021-03-05 | Method and equipment for repairing organic soil by combining microorganisms |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115338241A (en) * | 2022-08-09 | 2022-11-15 | 生态环境部南京环境科学研究所 | Energy-saving repair device and method for repairing cadmium-contaminated soil |
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Application publication date: 20210625 |