CN113880156A - Filtering adsorption treatment method for preventing and treating heavy metal pollution of underground water in mining area - Google Patents
Filtering adsorption treatment method for preventing and treating heavy metal pollution of underground water in mining area Download PDFInfo
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- CN113880156A CN113880156A CN202111222763.7A CN202111222763A CN113880156A CN 113880156 A CN113880156 A CN 113880156A CN 202111222763 A CN202111222763 A CN 202111222763A CN 113880156 A CN113880156 A CN 113880156A
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- heavy metal
- underground water
- metal pollution
- mining area
- filtering
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 45
- 238000001914 filtration Methods 0.000 title claims abstract description 39
- 238000005065 mining Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000001179 sorption measurement Methods 0.000 title claims abstract description 10
- 239000000919 ceramic Substances 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims abstract description 20
- 239000013077 target material Substances 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 claims abstract description 12
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 7
- 238000011835 investigation Methods 0.000 claims abstract description 4
- 239000003673 groundwater Substances 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 239000003344 environmental pollutant Substances 0.000 claims description 6
- 231100000719 pollutant Toxicity 0.000 claims description 6
- 238000000746 purification Methods 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 4
- 238000005070 sampling Methods 0.000 claims description 4
- 230000005183 environmental health Effects 0.000 abstract description 3
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 230000002265 prevention Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Images
Classifications
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/06—Contaminated groundwater or leachate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/10—Nature of the water, waste water, sewage or sludge to be treated from quarries or from mining activities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/003—Downstream control, i.e. outlet monitoring, e.g. to check the treating agents, such as halogens or ozone, leaving the process
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/08—Nanoparticles or nanotubes
Abstract
The invention discloses a filtering and adsorbing treatment method for preventing and treating heavy metal pollution of underground water in a mining area, which comprises the following steps of: s100, carrying out mining area heavy metal pollution condition and hydrogeology investigation; s200, selecting a reasonable engineering facility position; s300, designing a layout structure of layout engineering facilities and ceramic nanometer target materials; s400, detecting the content indexes of heavy metal pollution elements in underground water at the upstream and downstream of a engineering facility in the filtering and adsorbing treatment, and determining the effect and the material adsorption saturation; and step S500, updating the ceramic nano target material. The technical effects achieved are as follows: by the technical steps of the filtering and adsorbing treatment method for preventing and treating heavy metal pollution of underground water in the mining area, the heavy metal pollution of the underground water can be effectively prevented and treated, and the standard of environmental health requirements can be met.
Description
Technical Field
The invention relates to the technical field of pollution prevention and treatment, in particular to a filtering and adsorbing treatment method for preventing and treating heavy metal pollution of underground water in a mining area.
Background
The surrounding environments such as stopes, storage yards, smelting plants, tailing ponds, slag yards and the like in the range of metal mine areas can be polluted by heavy metals. Heavy metal elements in the surface soil permeate into the underground water through the leaching effect of water, so that heavy metal pollution to the underground water is formed. Groundwater polluted by heavy metals gradually diffuses to groundwater downstream areas outside the mining area through groundwater runoff, and may bring great threat to environment and health. The prior prevention and control of heavy metal pollution to underground water in mining areas mainly comprises surface anti-seepage treatment, but once the underground water is polluted, the treatment method is very limited. Mainly pumps and drains water to the ground, and has poor treatment effect and high economic cost through simple chemical treatment. Especially, heavy metal pollution control of underground water is currently in a situation where an effective solution is essentially lacking.
Disclosure of Invention
Therefore, the invention provides a filtering and adsorbing treatment method for preventing and treating heavy metal pollution of underground water in a mining area, which aims to solve the problems in the prior art.
In order to achieve the above purpose, the invention provides the following technical scheme:
according to the first aspect of the invention, the filtering and adsorbing treatment method for preventing and treating heavy metal pollution of underground water in a mining area comprises the following steps:
s100, carrying out mining area heavy metal pollution condition and hydrogeology investigation;
s200, selecting a reasonable engineering facility position;
s300, designing a layout structure of layout engineering facilities and ceramic nanometer target materials;
s400, detecting the content indexes of heavy metal pollution elements in underground water at the upstream and downstream of a engineering facility in the filtering and adsorbing treatment, and determining the effect and the material adsorption saturation;
and step S500, updating the ceramic nano target material.
Further, step S100 specifically includes: finding out the pollution source, pollutant components and pollutant distribution rule of underground water.
Further, step S100 specifically includes: the occurrence conditions and distribution rules of various aquifers are found out.
Further, step S100 specifically includes: the quality and quantity of underground water and its supply, runoff and drainage conditions are determined.
Further, step S100 specifically includes: and (4) evaluating the pollution of the underground water, and determining the range and the grade of the area affected by the pollution of the underground water and the pollution trend range.
Further, step S100 specifically includes: and (5) finding out the geological conditions of the construction site engineering.
Further, step S300 specifically includes: arranging a tube well or an underground filtration and permeation intercepting wall water purification system project at the underground water downstream of a pollution source or an underground water aquifer in a mining area and at the position of a collecting and flowing cross section of underground runoff.
Further, step S300 is specifically to fix the inside of the pipe well by using a sleeve, and the inside of the pipe well is filled with a ceramic nano target filter material; or the inside of the interception wall is fixed by a steel wire mesh sheet, and the ceramic nanometer target filtering material is placed on the inner side.
Further, step S400 is to set sampling holes at the upstream and downstream of the project, sample and detect the filtering effect, and replace the ceramic nano target filtering material in time when the water quality at the downstream is to reach the design standard and the treated water quality reaches the critical value or is close to the critical value of the standard.
Further, step S500 is to take out the inner tube or the steel mesh, replace the ceramic nano target filter material, and then place the inner tube or the steel mesh again.
The invention has the following advantages: by the technical steps of the filtering and adsorbing treatment method for preventing and treating heavy metal pollution of underground water in the mining area, the heavy metal pollution of the underground water can be effectively prevented and treated, and the standard of environmental health requirements can be met.
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 should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
Fig. 1 is a flow chart of a filtering and adsorbing treatment method for controlling heavy metal pollution of groundwater in a mining area according to some embodiments of the present invention.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. 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.
As shown in fig. 1, in an embodiment of a first aspect of the present invention, a filtration and adsorption treatment method for preventing and treating heavy metal pollution in groundwater in a mining area includes the following steps: s100, carrying out mining area heavy metal pollution condition and hydrogeology investigation; s200, selecting a reasonable engineering facility position; s300, designing a layout structure of layout engineering facilities and ceramic nanometer target materials; s400, detecting the content indexes of heavy metal pollution elements in underground water at the upstream and downstream of a engineering facility in the filtering and adsorbing treatment, and determining the effect and the material adsorption saturation; and step S500, updating the ceramic nano target material.
In the above embodiment, it should be noted that, in the step S200, selecting a reasonable engineering facility position generally refers to selecting a position of an underground water downstream of a pollution source, or an underground water aquifer in a mining area, and an underground water runoff collecting and flowing cross section; the engineering facilities and the ceramic nano target material structure in the step S300 are scientifically arranged.
The technical effects achieved by the above embodiment are as follows: through the technical process steps of the filtering and adsorbing treatment method for preventing and treating heavy metal pollution of underground water in the mining area, the heavy metal pollution of the underground water can be effectively prevented and treated, and the standard of the environmental health requirement can be met.
Optionally, as shown in fig. 1, in some embodiments, step S100 specifically includes: finding out the pollution source, pollutant components and pollutant distribution rule of underground water.
Optionally, as shown in fig. 1, in some embodiments, step S100 further includes: the occurrence conditions and distribution rules of various aquifers are found out.
Optionally, as shown in fig. 1, in some embodiments, step S100 further includes: the quality and quantity of underground water and its supply, runoff and drainage conditions are determined.
Optionally, as shown in fig. 1, in some embodiments, step S100 further includes: and (4) evaluating the pollution of the underground water, and determining the range and the grade of the area affected by the pollution of the underground water and the pollution trend range.
Optionally, as shown in fig. 1, in some embodiments, step S100 further includes: and (5) finding out the geological conditions of the construction site engineering.
In the above alternative embodiments, it should be noted that the construction site engineering geological conditions specifically include the type of rock strata (rocks and soil) and its engineering properties, geological formations, topography, and the like.
In the above alternative embodiment, it should be noted that after the parameters are found, the record is made.
Optionally, as shown in fig. 1, in some embodiments, step S300 further includes: arranging a tube well or an underground filtration and permeation intercepting wall water purification system project at the underground water downstream of a pollution source or an underground water aquifer in a mining area and at the position of a collecting and flowing cross section of underground runoff.
In the above optional embodiments, it should be noted that after the water purification system engineering is set, the treatment purpose is achieved after the water purification system engineering treatment.
Optionally, as shown in fig. 1, in some embodiments, step S300 is specifically to fix the inside of the tube well by using a sleeve, and internally installing a ceramic nano target filter material; or the inside of the interception wall is fixed by a steel wire mesh sheet, and the ceramic nanometer target filtering material is placed on the inner side.
In the above alternative embodiment, it should be noted that the inner tube has a circular cross section, for example.
Optionally, as shown in fig. 1, in some embodiments, step S400 specifically includes setting sampling holes at the upstream and downstream of the engineering, sampling, detecting the filtering effect, and replacing the ceramic nano target filtering material in time when the downstream water quality reaches the design standard and the treated water quality reaches the critical value or the value close to the critical value of the standard.
In the above alternative embodiments, it should be noted that the ceramic nano-target filter material is a mature material in the prior art.
Optionally, as shown in fig. 1, in some embodiments, the step S500 is to take out the inner tube or the steel mesh, replace the ceramic nano target filter material, and then place the inner tube or the steel mesh again.
The treatment method of the embodiment is completely different from the prior method, adopts the ceramic nanometer target heavy metal treatment material, utilizes the super strong adsorption target characteristic of the material to heavy metal pollution elements, sets proper engineering facilities in the aquifer through which the underground polluted water runoff passes, the ceramic nanometer target material is placed in engineering facilities, when underground water passes through the ceramic nanometer target material, the ceramic nanometer target material has the function of filtering and adsorbing heavy metal pollution elements in the underground water, so that the heavy metal elements in the water are adsorbed and transferred to the ceramic nanometer target material for remaining, therefore, the content of heavy metal pollution elements in the underground water is reduced, and the engineering facilities and the ceramic nanometer target material which are scientifically and reasonably designed can greatly reduce the content of the heavy metal pollution elements in the underground water, so that the heavy metal pollution of the underground water is effectively prevented, treated and meets the required standard.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications in the relative relationship may be made without substantial changes in the technical content.
Claims (10)
1. A filtering and adsorbing treatment method for preventing and treating heavy metal pollution of underground water in a mining area is characterized by comprising the following steps:
s100, carrying out mining area heavy metal pollution condition and hydrogeology investigation;
s200, selecting a reasonable engineering facility position;
s300, designing a layout structure of layout engineering facilities and ceramic nanometer target materials;
s400, detecting the content indexes of heavy metal pollution elements in underground water at the upstream and downstream of a engineering facility in the filtering and adsorbing treatment, and determining the effect and the material adsorption saturation;
and step S500, updating the ceramic nano target material.
2. The filtering and adsorbing treatment method for heavy metal pollution control of groundwater in mining area according to claim 1, wherein the step S100 specifically comprises: finding out the pollution source, pollutant components and pollutant distribution rule of underground water.
3. The filtering and adsorbing treatment method for heavy metal pollution control of groundwater in mining area according to claim 2, wherein the step S100 further comprises: the occurrence conditions and distribution rules of various aquifers are found out.
4. The filtering and adsorbing treatment method for heavy metal pollution control of groundwater in mining area according to claim 3, wherein the step S100 further comprises: the quality and quantity of underground water and its supply, runoff and drainage conditions are determined.
5. The filtering and adsorbing treatment method for heavy metal pollution control of groundwater in mining area according to claim 4, wherein the step S100 further comprises: and (4) evaluating the pollution of the underground water, and determining the range and the grade of the area affected by the pollution of the underground water and the pollution trend range.
6. The filtering and adsorbing treatment method for heavy metal pollution control of groundwater in mining area according to claim 5, wherein the step S100 further comprises: and (5) finding out the geological conditions of the construction site engineering.
7. The filtering and adsorbing treatment method for heavy metal pollution control of groundwater in mining area according to claim 6, wherein the step S300 further comprises: arranging a tube well or an underground filtration and permeation intercepting wall water purification system project at the underground water downstream of a pollution source or an underground water aquifer in a mining area and at the position of a collecting and flowing cross section of underground runoff.
8. The filtration and adsorption treatment method for preventing and treating heavy metal pollution of underground water in a mining area according to claim 1, wherein the step S300 is implemented by fixing a pipe well by using a sleeve pipe, and internally installing a ceramic nano target filter material; or the inside of the interception wall is fixed by a steel wire mesh sheet, and the ceramic nanometer target filtering material is placed on the inner side.
9. The filtration and adsorption treatment method for preventing and treating heavy metal pollution of underground water in a mining area according to claim 1, wherein the step S400 is specifically to arrange sampling holes at the upstream and downstream of the project, sample and detect the filtration effect, when the downstream water quality reaches the design standard, and when the treated water quality reaches the critical value or is close to the critical value of the standard, the ceramic nano target filtration material is replaced in time.
10. The filtering and adsorbing treatment method for preventing and treating heavy metal pollution of underground water in a mining area according to claim 1, wherein the step S500 is to take out the inner pipe or the steel wire mesh, replace the ceramic nano target filtering material and then put the inner pipe or the steel wire mesh again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111222763.7A CN113880156A (en) | 2021-10-20 | 2021-10-20 | Filtering adsorption treatment method for preventing and treating heavy metal pollution of underground water in mining area |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111222763.7A CN113880156A (en) | 2021-10-20 | 2021-10-20 | Filtering adsorption treatment method for preventing and treating heavy metal pollution of underground water in mining area |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11333493A (en) * | 1998-05-28 | 1999-12-07 | Tabai Espec Corp | Method and apparatus for cleaning contaminated underground water |
| US20150329390A1 (en) * | 2010-12-10 | 2015-11-19 | Robert C Borden | Product and method for treatment of soil and groundwater contaminated with pollutants that can be anaerobically bioremediated |
| CN105618472A (en) * | 2015-12-22 | 2016-06-01 | 湖南森美思环保有限责任公司 | Method for removing effective-state heavy metal in heavy metal contaminated soil permanently |
| CN105675839A (en) * | 2015-10-16 | 2016-06-15 | 上海岩土工程勘察设计研究院有限公司 | Site contaminated soil distribution determination method based on geological conditions |
| CN112557612A (en) * | 2020-11-20 | 2021-03-26 | 中南大学 | Method for analyzing heavy metal pollution source and pollution boundary of underground water in metal mining area by using water system sediments |
| CN112661289A (en) * | 2020-12-30 | 2021-04-16 | 闽南师范大学 | Method for monitoring and preventing groundwater pollution |
-
2021
- 2021-10-20 CN CN202111222763.7A patent/CN113880156A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11333493A (en) * | 1998-05-28 | 1999-12-07 | Tabai Espec Corp | Method and apparatus for cleaning contaminated underground water |
| US20150329390A1 (en) * | 2010-12-10 | 2015-11-19 | Robert C Borden | Product and method for treatment of soil and groundwater contaminated with pollutants that can be anaerobically bioremediated |
| CN105675839A (en) * | 2015-10-16 | 2016-06-15 | 上海岩土工程勘察设计研究院有限公司 | Site contaminated soil distribution determination method based on geological conditions |
| CN105618472A (en) * | 2015-12-22 | 2016-06-01 | 湖南森美思环保有限责任公司 | Method for removing effective-state heavy metal in heavy metal contaminated soil permanently |
| CN112557612A (en) * | 2020-11-20 | 2021-03-26 | 中南大学 | Method for analyzing heavy metal pollution source and pollution boundary of underground water in metal mining area by using water system sediments |
| CN112661289A (en) * | 2020-12-30 | 2021-04-16 | 闽南师范大学 | Method for monitoring and preventing groundwater pollution |
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Application publication date: 20220104 |