CN111974794A - Treatment process for thermally activated persulfate in-situ oxidation contaminated soil - Google Patents
Treatment process for thermally activated persulfate in-situ oxidation contaminated soil Download PDFInfo
- Publication number
- CN111974794A CN111974794A CN202010587506.2A CN202010587506A CN111974794A CN 111974794 A CN111974794 A CN 111974794A CN 202010587506 A CN202010587506 A CN 202010587506A CN 111974794 A CN111974794 A CN 111974794A
- Authority
- CN
- China
- Prior art keywords
- soil
- persulfate
- situ oxidation
- heat
- polluted
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
- B09C2101/00—In situ
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention provides a process for treating thermally activated persulfate in-situ oxidation polluted soil, which comprises four steps of soil detection, solution preparation, soil purification, synchronous detection and the like. On one hand, the method is simple to operate, has strong environment adaptability, can effectively meet the requirement of industrial purification treatment in farmlands, grasslands and the like, has high purification efficiency, and has great popularization and application values; on the other hand, in the soil purification process, the soil purification device has high automation degree and strong information communication capability, and greatly improves the working precision and quality of soil purification operation while effectively improving the soil purification operation efficiency.
Description
Technical Field
The invention relates to a process for treating thermally activated persulfate in-situ oxidation polluted soil, and belongs to the technical field of soil treatment.
Background
At present, along with the development of industrial and agricultural technologies, the pollution of organic pollutants such as petroleum products, pesticide products and the like to soil is increasingly serious, so that the growth and development of vegetation, the yield and safety of agricultural products and even the health of human bodies are greatly threatened, and researches show that persulfate has good activity and strong oxidation performance at a high temperature state, and can effectively promote polluting organic matters in soil to be decomposed into harmless inorganic salts, carbon dioxide gas and water through oxidation reaction, so as to achieve the aim of purifying the soil Although the method for restoring the organic contaminated soil by using the acid salt meets the requirement of purifying the soil by using the persulfate, the purification process is usually carried out in a specific container, so that the method only can meet the requirements of carrying out a soil purification test in a laboratory and the like, and cannot effectively realize the requirement of carrying out industrial-grade purification in a large-area range of farmlands and the like.
Therefore, in order to meet the actual use requirement, a brand-new persulfate in-situ oxidation contaminated soil treatment process needs to be developed.
Disclosure of Invention
The invention aims to provide a process for treating the soil polluted by in-situ oxidation of thermally activated persulfate.
In order to achieve the purpose, the invention provides the following technical scheme:
a process for treating the soil polluted by the in-situ oxidation of thermally activated persulfate comprises the following steps:
s1, soil detection, namely, inserting detection electrodes into a soil layer in a to-be-purified treatment range in a rectangular array at an interval of 1-10 m, communicating the detection electrodes with a soil analyzer, setting the boundary of the to-be-purified treatment range and coordinates of each detection electrode through satellite positioning, sending the determined boundary of the to-be-purified treatment range and the coordinates of each detection electrode to a data server based on cloud computing through a wireless communication network for later use, finally, respectively detecting the concentration, components and depth of a pollution layer in soil in the current range by the soil analyzer, and sending detection data to the data server based on cloud computing through the wireless communication network for later use;
s2, preparing a solution, downloading information of the area, the thickness and the pollutant components and the concentration of the pollutant in the soil within a range to be purified from a data server based on cloud computing, calculating the total amount of the polluted soil to be purified on the one hand, and determining the pollutant components and the content of the pollutant components on the other hand, calculating the usage amount of persulfate required in each cubic meter range of the total amount of the required persulfate according to the information, calculating the total amount and the concentration of a persulfate aqueous solution when the soil purification operation is completed according to the soil total amount data and the total amount data of the persulfate, adding the selected persulfate into deionized water and stirring to obtain a persulfate aqueous solution, and finally heating the persulfate aqueous solution to boiling in a standard atmospheric pressure environment of 1.5-5 times, preserving heat and preserving pressure and storing for later;
s3, purifying the soil, transferring the persulfate aqueous solution under the heat preservation and pressure maintaining state onto a spraying vehicle, embedding a spray head of the spraying vehicle into a polluted soil layer in the range to be purified, wherein the distance between the spray head and the ground surface is 10% -60% of the thickness of the polluted soil layer, downloading the spray vehicle from a data server based on cloud computing to obtain the boundary of the range to be purified and the coordinates of each detection electrode, then carrying out uniform spraying operation along the coordinates of the detection electrodes in the range to be purified, and synchronously adjusting the depth of the spray head in the soil layer and the flow and pressure of the sulfate aqueous solution according to the required persulfate usage amount in the range of each cubic meter and the depth of the soil pollution layer at the current position in the spraying operation, thereby realizing the soil purifying operation;
s4, synchronous detection is carried out, when the operation of the step S3 is carried out, soil sprayed through the position of persulfate solution is synchronously detected through a detection electrode, the detected soil temperature, water content, soil inorganic salt components and pollutant concentration information are collected, the collected information is analyzed and summarized through a soil analyzer and then is sent to a data server based on cloud computing, whether the current purification operation meets the purification operation requirement or not is judged according to feedback information, and the purification operation is stopped when the requirement is met; when the purification requirement is not satisfied, the process returns to step S2 and solution preparation is resumed according to the new detection value and purification is performed until the purification operation requirement is satisfied.
Further, in the step S1, the data server based on cloud computing includes a main program operation platform based on AI, a plurality of control terminals, a plurality of independent data storage spaces, and at least one electronic map processing subprogram, and the main program operation platform based on AI is respectively connected to the control terminals, the data storage spaces, and the electronic map processing subprograms through data buses.
Further, the wireless communication network includes a communication network based on any one of a GPRS network format and a CDPD network format or shared by both formats, and the wireless communication network adopts any one of a ring network framework and a bus framework.
Further, in the step S2, the sulfate solution preparing apparatus includes a bearing frame, a bearing tank, an electric heating device, an ultrasonic stirring device, a pressure gauge, an emergency relief valve, a control valve and a control circuit, wherein the bearing frame is in a structure of a zigzag groove, the bearing tank is embedded in the bearing frame and is slidably connected with the side wall of the bearing frame through a slide rail, the bearing tank is in a structure of a closed cavity, at least one of the electric heating device and the ultrasonic stirring device is embedded in the side wall of the bearing tank and is uniformly distributed around the axis of the bearing tank, a solid charging opening, a liquid charging opening and an emergency relief opening are formed in the upper end surface of the bearing tank, the emergency relief opening is communicated with the pressure gauge and the emergency relief valve, a liquid discharge opening is formed in the lower end surface of the bearing tank, the solid charging opening, the liquid charging opening and the liquid discharge opening are communicated with the control valve, and the control circuit is, The ultrasonic stirring device, the emergency pressure relief valve and the control valve are electrically connected, and the control circuit is connected with a wireless communication network.
Furthermore, the control circuit is a circuit system based on an industrial computer microcomputer, and the control circuit is provided with a display, a data communication device and at least one operation keyboard.
Further, in the step S2, the persulfate to be used is any one of sodium persulfate and potassium persulfate.
Further, in the step S3, when the persulfate is sprayed, iron-containing minerals are added into the soil by spraying with the persulfate solution, wherein the amount of the iron-containing minerals is 1.1% -2.8% of the amount of the persulfate; in addition, hydrogen peroxide with the pressure of 0.1-1.5 percent of the dosage of the persulfate for spraying and the pressure of 1.5-3 times of the standard atmospheric pressure is added into the soil within 10-120 seconds after the persulfate spraying operation is finished.
Furthermore, the iron-containing mineral substance is any one or more of hematite, siderite and magnetite, and the particle size of the iron-containing mineral substance is 80-150 meshes.
On one hand, the method is simple to operate, has strong environment adaptability, can effectively meet the requirement of industrial purification treatment in farmlands, grasslands and the like, has high purification efficiency, and has great popularization and application values; on the other hand, in the soil purification process, the soil purification device has high automation degree and strong information communication capability, and greatly improves the working precision and quality of soil purification operation while effectively improving the soil purification operation efficiency.
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 view of the process of the present invention;
FIG. 2 is a schematic structural diagram of a system for implementing the present invention;
FIG. 3 is a partial structural diagram of a data server system based on cloud computing;
FIG. 4 is a partial schematic view of a solution preparing apparatus.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 process for treating the soil polluted by the in-situ oxidation of the heat-activated persulfate as shown in the figures 1-2 comprises the following steps:
s1, soil detection, namely, inserting detection electrodes into a soil layer in a to-be-purified treatment range in a rectangular array at an interval of 1-10 m, communicating the detection electrodes with a soil analyzer, setting the boundary of the to-be-purified treatment range and coordinates of each detection electrode through satellite positioning, sending the determined boundary of the to-be-purified treatment range and the coordinates of each detection electrode to a data server based on cloud computing through a wireless communication network for later use, finally, respectively detecting the concentration, components and depth of a pollution layer in soil in the current range by the soil analyzer, and sending detection data to the data server based on cloud computing through the wireless communication network for later use;
s2, preparing a solution, downloading information of the area, the thickness and the pollutant components and the concentration of the pollutant in the soil within a range to be purified from a data server based on cloud computing, calculating the total amount of the polluted soil to be purified on the one hand, and determining the pollutant components and the content of the pollutant components on the other hand, calculating the usage amount of persulfate required in each cubic meter range of the total amount of the required persulfate according to the information, calculating the total amount and the concentration of a persulfate aqueous solution when the soil purification operation is completed according to the soil total amount data and the total amount data of the persulfate, adding the selected persulfate into deionized water and stirring to obtain a persulfate aqueous solution, and finally heating the persulfate aqueous solution to boiling in a standard atmospheric pressure environment of 1.5-5 times, preserving heat and preserving pressure and storing for later;
s3, purifying the soil, transferring the persulfate aqueous solution under the heat preservation and pressure maintaining state onto a spraying vehicle, embedding a spray head of the spraying vehicle into a polluted soil layer in the range to be purified, wherein the distance between the spray head and the ground surface is 10% -60% of the thickness of the polluted soil layer, downloading the spray vehicle from a data server based on cloud computing to obtain the boundary of the range to be purified and the coordinates of each detection electrode, then carrying out uniform spraying operation along the coordinates of the detection electrodes in the range to be purified, and synchronously adjusting the depth of the spray head in the soil layer and the flow and pressure of the sulfate aqueous solution according to the required persulfate usage amount in the range of each cubic meter and the depth of the soil pollution layer at the current position in the spraying operation, thereby realizing the soil purifying operation;
s4, synchronous detection is carried out, when the operation of the step S3 is carried out, soil sprayed through the position of persulfate solution is synchronously detected through a detection electrode, the detected soil temperature, water content, soil inorganic salt components and pollutant concentration information are collected, the collected information is analyzed and summarized through a soil analyzer and then is sent to a data server based on cloud computing, whether the current purification operation meets the purification operation requirement or not is judged according to feedback information, and the purification operation is stopped when the requirement is met; when the purification requirement is not satisfied, the process returns to step S2 and solution preparation is resumed according to the new detection value and purification is performed until the purification operation requirement is satisfied.
As shown in fig. 3, in the step S1, the data server based on cloud computing includes an AI-based main program operating platform, a plurality of control terminals, a plurality of independent data storage spaces, and at least one electronic map processing sub-program, and the AI-based main program operating platform is respectively connected to the control terminals, the data storage spaces, and the electronic map processing sub-programs through data buses.
Further preferably, the wireless communication network includes a communication network based on any one of a GPRS network format and a CDPD network format or shared by both formats, and the wireless communication network adopts any one of a ring network architecture and a bus architecture.
As shown in fig. 4, in the step S2, the sulfate aqueous solution preparing apparatus includes a bearing frame 1, a bearing tank 2, an electric heating device 3, an ultrasonic stirring device 4, a pressure gauge 5, an emergency pressure release valve 6, a control valve 7 and a control circuit 8, wherein the bearing frame 1 is in a zigzag groove structure, the bearing tank 2 is embedded in the bearing frame 1 and is slidably connected with the side wall of the bearing frame 1 through a slide rail 9, the bearing tank 2 is in a closed cavity structure, at least one of the electric heating device 3 and the ultrasonic stirring device 4 is embedded in the side wall of the bearing tank 2 and is uniformly distributed around the axis of the bearing tank 2, a solid charging port 101, a liquid charging port 102 and an emergency pressure release port 103 are formed in the upper end surface of the bearing tank, the emergency pressure release port 102 is communicated with the pressure gauge 5 and the emergency pressure release valve 6, a liquid discharge port 104 is formed in the lower end surface of the bearing, The liquid filling port 102 and the liquid discharging port 104 are both communicated with the control valve 7, the control circuit 8 is positioned on the outer surface of the bearing frame 1 and is respectively and electrically connected with the electric heating device 3, the ultrasonic stirring device 4, the emergency pressure relief valve 6 and the control valve 7, and the control circuit 8 is further connected with a wireless communication network.
Preferably, the control circuit 8 is a microcomputer-based circuit system of an industrial computer, and the control circuit is provided with a display, a data communication device and at least one operation keyboard.
Preferably, in the step S2, the persulfate used is any one of sodium persulfate and potassium persulfate.
It is important to point out that in the step S3, when the persulfate spraying operation is carried out, the iron-containing mineral is added into the soil by spraying with the persulfate solution, wherein the dosage of the iron-containing mineral is 1.1% -2.8% of the dosage of the persulfate; in addition, hydrogen peroxide with the pressure of 0.1-1.5 percent of the dosage of the persulfate for spraying and the pressure of 1.5-3 times of the standard atmospheric pressure is added into the soil within 10-120 seconds after the persulfate spraying operation is finished.
Wherein the iron-containing mineral substance is any one or more of hematite, siderite and magnetite, and the particle size of the iron-containing mineral substance is 80-150 meshes.
On one hand, the method is simple to operate, has strong environment adaptability, can effectively meet the requirement of industrial purification treatment in farmlands, grasslands and the like, has high purification efficiency, and has great popularization and application values; on the other hand, in the soil purification process, the soil purification device has high automation degree and strong information communication capability, and greatly improves the working precision and quality of soil purification operation while effectively improving the soil purification operation efficiency.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. A process for treating the soil polluted by the in-situ oxidation of thermally activated persulfate is characterized by comprising the following steps: the process for treating the soil polluted by the in-situ oxidation of the heat-activated persulfate comprises the following steps:
s1, soil detection, namely, inserting detection electrodes into a soil layer in a to-be-purified treatment range in a rectangular array at an interval of 1-10 m, communicating the detection electrodes with a soil analyzer, setting the boundary of the to-be-purified treatment range and coordinates of each detection electrode through satellite positioning, sending the determined boundary of the to-be-purified treatment range and the coordinates of each detection electrode to a data server based on cloud computing through a wireless communication network for later use, finally, respectively detecting the concentration, components and depth of a pollution layer in soil in the current range by the soil analyzer, and sending detection data to the data server based on cloud computing through the wireless communication network for later use;
s2, preparing a solution, downloading information of the area, the thickness and the pollutant components and the concentration of the pollutant in the soil within a range to be purified from a data server based on cloud computing, calculating the total amount of the polluted soil to be purified on the one hand, and determining the pollutant components and the content of the pollutant components on the other hand, calculating the usage amount of persulfate required in each cubic meter range of the total amount of the required persulfate according to the information, calculating the total amount and the concentration of a persulfate aqueous solution when the soil purification operation is completed according to the soil total amount data and the total amount data of the persulfate, adding the selected persulfate into deionized water and stirring to obtain a persulfate aqueous solution, and finally heating the persulfate aqueous solution to boiling in a standard atmospheric pressure environment of 1.5-5 times, preserving heat and preserving pressure and storing for later;
s3, purifying the soil, transferring the persulfate aqueous solution under the heat preservation and pressure maintaining state onto a spraying vehicle, embedding a spray head of the spraying vehicle into a polluted soil layer in the range to be purified, wherein the distance between the spray head and the ground surface is 10% -60% of the thickness of the polluted soil layer, downloading the spray vehicle from a data server based on cloud computing to obtain the boundary of the range to be purified and the coordinates of each detection electrode, then carrying out uniform spraying operation along the coordinates of the detection electrodes in the range to be purified, and synchronously adjusting the depth of the spray head in the soil layer and the flow and pressure of the sulfate aqueous solution according to the required persulfate usage amount in the range of each cubic meter and the depth of the soil pollution layer at the current position in the spraying operation, thereby realizing the soil purifying operation;
s4, synchronous detection is carried out, when the operation of the step S3 is carried out, soil sprayed through the position of persulfate solution is synchronously detected through a detection electrode, the detected soil temperature, water content, soil inorganic salt components and pollutant concentration information are collected, the collected information is analyzed and summarized through a soil analyzer and then is sent to a data server based on cloud computing, whether the current purification operation meets the purification operation requirement or not is judged according to feedback information, and the purification operation is stopped when the requirement is met; when the purification requirement is not satisfied, the process returns to step S2 and solution preparation is resumed according to the new detection value and purification is performed until the purification operation requirement is satisfied.
2. The process for treating the soil polluted by the in-situ oxidation of the heat-activated persulfate as claimed in claim 1, wherein the in-situ oxidation of the heat-activated persulfate comprises the following steps: in the step S1, the data server based on cloud computing includes a main program operation platform based on AI, a plurality of control terminals, a plurality of independent data storage spaces, and at least one electronic map processing subprogram, and the main program operation platform based on AI is connected to the control terminals, the data storage spaces, and the electronic map processing subprograms through data buses.
3. The process for treating the soil polluted by the in-situ oxidation of the heat-activated persulfate as claimed in claim 1, wherein the in-situ oxidation of the heat-activated persulfate comprises the following steps: the wireless communication network comprises a communication network based on any one format of a GPRS network format or a CDPD network format or shared by the two formats, and the wireless communication network adopts any one of a ring network framework and a bus type framework.
4. The process for treating the soil polluted by the in-situ oxidation of the heat-activated persulfate as claimed in claim 1, wherein the in-situ oxidation of the heat-activated persulfate comprises the following steps: s2 step in, sulphate water solution preparation facilities including bearing frame, bear jar, electric heater unit, ultrasonic stirring device, manometer, emergency relief valve, control valve and control circuit, bear the frame and be "font slot-shaped structure, bear jar inlay in bearing the frame and through slide rail and bear lateral wall sliding connection, bear jar and be closed cavity structure, electric heater unit, ultrasonic stirring device all at least one, inlay in bearing jar lateral wall and encircle bearing jar axis equipartition, bear jar up end and establish a solid charge door, a charge door and an emergency relief port, just emergency relief port and manometer, emergency relief valve intercommunication, bear jar bottom end and establish a leakage fluid dram, solid charge door, charge door and leakage fluid dram all communicate with the control valve, control circuit is located and bears the frame surface and bears respectively with electric heater unit, The ultrasonic stirring device, the emergency pressure relief valve and the control valve are electrically connected, and the control circuit is connected with a wireless communication network.
5. The process according to claim 4, wherein the soil polluted by the in-situ oxidation of the thermally activated persulfate comprises the following steps: the control circuit is a circuit system based on an industrial computer microcomputer, and is provided with a display, a data communication device and at least one operation keyboard.
6. The process for treating the soil polluted by the in-situ oxidation of the heat-activated persulfate as claimed in claim 1, wherein the in-situ oxidation of the heat-activated persulfate comprises the following steps: in the step S2, the persulfate to be used is any one of sodium persulfate and potassium persulfate.
7. The process for treating the soil polluted by the in-situ oxidation of the heat-activated persulfate as claimed in claim 1, wherein the in-situ oxidation of the heat-activated persulfate comprises the following steps: in the step S3, when the persulfate spraying operation is carried out, iron-containing mineral substances are added into the soil by spraying along with persulfate solution, wherein the dosage of the iron-containing mineral substances is 1.1% -2.8% of that of the persulfate; in addition, hydrogen peroxide with the pressure of 0.1-1.5 percent of the dosage of the persulfate for spraying and the pressure of 1.5-3 times of the standard atmospheric pressure is added into the soil within 10-120 seconds after the persulfate spraying operation is finished.
8. The process of claim 7 for treating the soil polluted by the in-situ oxidation of the thermally activated persulfate, wherein the in-situ oxidation of the thermally activated persulfate comprises the following steps: the iron-containing mineral substance is any one or more of hematite, siderite and magnetite, and the particle size of the iron-containing mineral substance is 80-150 meshes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010587506.2A CN111974794A (en) | 2020-06-24 | 2020-06-24 | Treatment process for thermally activated persulfate in-situ oxidation contaminated soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010587506.2A CN111974794A (en) | 2020-06-24 | 2020-06-24 | Treatment process for thermally activated persulfate in-situ oxidation contaminated soil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111974794A true CN111974794A (en) | 2020-11-24 |
Family
ID=73442021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010587506.2A Pending CN111974794A (en) | 2020-06-24 | 2020-06-24 | Treatment process for thermally activated persulfate in-situ oxidation contaminated soil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111974794A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112462725A (en) * | 2021-01-22 | 2021-03-09 | 南京优赤特信息技术有限公司 | Informatization Internet-of-things control system and method for soil deodorization equipment |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203437406U (en) * | 2013-08-29 | 2014-02-19 | 上海市环境科学研究院 | Simulation test device for advanced ex-situ contaminated soil oxidation remediation through superheated steam activation of persulfate |
| CN205760797U (en) * | 2016-06-01 | 2016-12-07 | 上海岩土工程勘察设计研究院有限公司 | A kind of medicament agitating heater for soil remediation |
| CN106607453A (en) * | 2017-01-20 | 2017-05-03 | 北京佳业佳境环保科技有限公司 | Environmental risk preventing and controlling and contaminated site repair method for gasoline station |
| CN106825025A (en) * | 2017-01-12 | 2017-06-13 | 亿利生态修复股份有限公司 | Soil pollution processing method and equipment |
| CN107214189A (en) * | 2017-07-19 | 2017-09-29 | 河北煜环环保科技有限公司 | A kind of organic material contaminated soil renovation technique |
| CN108372201A (en) * | 2018-03-27 | 2018-08-07 | 中交天航环保工程有限公司 | A kind of high-pressure rotary-spray dosing of organic contamination place original position aoxidizes restorative procedure |
| CN108380658A (en) * | 2018-01-30 | 2018-08-10 | 上海岩土工程勘察设计研究院有限公司 | In-situ remediation method for the stirring of Polluted Soil shallow-layer |
| US20180319685A1 (en) * | 2016-01-25 | 2018-11-08 | Oxytec Llc | Soil and water remediation method and apparatus for treatment of recalcitrant halogenated substances |
| CN111299313A (en) * | 2020-02-12 | 2020-06-19 | 中冶成都勘察研究总院有限公司 | Hydrothermal oxidation remediation method for sodium persulfate in organic matter contaminated soil |
-
2020
- 2020-06-24 CN CN202010587506.2A patent/CN111974794A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203437406U (en) * | 2013-08-29 | 2014-02-19 | 上海市环境科学研究院 | Simulation test device for advanced ex-situ contaminated soil oxidation remediation through superheated steam activation of persulfate |
| US20180319685A1 (en) * | 2016-01-25 | 2018-11-08 | Oxytec Llc | Soil and water remediation method and apparatus for treatment of recalcitrant halogenated substances |
| CN205760797U (en) * | 2016-06-01 | 2016-12-07 | 上海岩土工程勘察设计研究院有限公司 | A kind of medicament agitating heater for soil remediation |
| CN106825025A (en) * | 2017-01-12 | 2017-06-13 | 亿利生态修复股份有限公司 | Soil pollution processing method and equipment |
| CN106607453A (en) * | 2017-01-20 | 2017-05-03 | 北京佳业佳境环保科技有限公司 | Environmental risk preventing and controlling and contaminated site repair method for gasoline station |
| CN107214189A (en) * | 2017-07-19 | 2017-09-29 | 河北煜环环保科技有限公司 | A kind of organic material contaminated soil renovation technique |
| CN108380658A (en) * | 2018-01-30 | 2018-08-10 | 上海岩土工程勘察设计研究院有限公司 | In-situ remediation method for the stirring of Polluted Soil shallow-layer |
| CN108372201A (en) * | 2018-03-27 | 2018-08-07 | 中交天航环保工程有限公司 | A kind of high-pressure rotary-spray dosing of organic contamination place original position aoxidizes restorative procedure |
| CN111299313A (en) * | 2020-02-12 | 2020-06-19 | 中冶成都勘察研究总院有限公司 | Hydrothermal oxidation remediation method for sodium persulfate in organic matter contaminated soil |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112462725A (en) * | 2021-01-22 | 2021-03-09 | 南京优赤特信息技术有限公司 | Informatization Internet-of-things control system and method for soil deodorization equipment |
| CN112462725B (en) * | 2021-01-22 | 2021-04-30 | 南京优赤特信息技术有限公司 | Informatization Internet-of-things control system and method for soil deodorization equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Hanrahan et al. | Reduced inorganic phosphorus in the natural environment: significance, speciation and determination | |
| Pettine et al. | Reduction of hexavalent chromium by H2O2 in acidic solutions | |
| Zhou et al. | Removal of cadmium in contaminated kaolin by new-style electrokinetic remediation using array electrodes coupled with permeable reactive barrier | |
| Huang et al. | Oxidation of chlorinated ethenes by potassium permanganate: a kinetics study | |
| CN108620047B (en) | A kind of magnesium-based ferrous sulfide composite nano materials and its preparation method and application | |
| Rosborg et al. | Electrochemical impedance spectroscopy of pure copper exposed in bentonite under oxic conditions | |
| CN111974794A (en) | Treatment process for thermally activated persulfate in-situ oxidation contaminated soil | |
| CN109279701B (en) | Repair agent for removing chlorinated hydrocarbons in underground water and preparation method and application thereof | |
| Intarakamhang et al. | Robotic heavy metal anodic stripping voltammetry: ease and efficacy for trace lead and cadmium electroanalysis | |
| CN104163479A (en) | Method and device for removing nitrate nitrogen in water by using three-dimensional electrodes | |
| Cui et al. | New strategy for fabricating Cd (II) sensing electrochemical interface based on enhanced adsorption followed by redox processes: Ferro-cerium oxide nanocomposite as an example | |
| Stanforth et al. | Development of a synthetic municipal landfill leachate | |
| CN206464339U (en) | Detection system for electric repair device | |
| Jiang et al. | Uniform manganese-loaded titanium dioxide nanotube arrays for accurate detection of trace Cd2+ in water, soil and tea: Enhanced stability and sensitivity | |
| Cetinkaya et al. | Development of an MFC-biosensor for determination of Pb+ 2: An assessment from computational fluid dynamics and life cycle assessment perspectives | |
| CN204022519U (en) | A kind of for the water treatment device except the nitric nitrogen that anhydrates | |
| Wang et al. | A new strategy for determination of current efficiency during electro-oxidation of aromatic compounds in a packed-bed system | |
| CN104391025B (en) | Preparation method of electrochemical carbon oxide gas sensor electrode | |
| CN109596680A (en) | A kind of detector of real time on-line monitoring contents of many kinds of heavy metal ion | |
| KR101611233B1 (en) | Concentration measuring device by using cyclic voltammetry | |
| Weidemann et al. | Modelling the rate of transfer of uranyl ions onto microbial cells | |
| CN113125545A (en) | Water quality detection instrument and detection method | |
| Sapoval | Transfer to and across irregular membranes modelled by fractal geometry | |
| CN102043008B (en) | Electrochemical method for measuring permanganate index | |
| Fitch | Behavior of the wall-jet clay-modified electrode |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201124 |