CN117274014A - Multi-phase extraction technology operation data processing and management system and method - Google Patents
Multi-phase extraction technology operation data processing and management system and method Download PDFInfo
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- 238000000605 extraction Methods 0.000 title claims abstract description 95
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Abstract
The invention discloses a multiphase extraction technology operation data processing and management system and a method, which are used for obtaining the concentration of pollutants in wastewater, the extraction time of the wastewater, the flow rate, the temperature and the pH value, and calculating the extraction pollutants of the wastewater; acquiring the concentration, humidity, air extraction time, flow rate and pressure of the waste gas pollutants, and calculating the waste gas extraction pollutants; according to the data of the wastewater monitoring and data processing module and the waste gas monitoring and data processing module, calculating the total pollution amount of the soil and the underground water of the field, the total target pollutant of the field, the total extracted pollutant and the repair completion percentage; and displaying the data of the wastewater, the waste gas and the related treatment on a display screen. The invention grasps the situation of site restoration process through real-time monitoring and data processing of extracted waste water and waste gas, and is convenient for implementing partition management on multiphase extraction well groups, thereby reducing time, personnel and resource investment and saving cost.
Description
Technical Field
The invention relates to the field of environmental remediation, in particular to a system and a method for processing and managing operation data of a multiphase extraction technology.
Background
In recent years, along with retirement and relocation of a batch of chemical enterprises, in order to ensure the land reuse safety after relocation of the chemical enterprises, the pollution restoration of soil and groundwater in retired chemical polluted land areas has become a series of problems to be solved urgently. Compared with the traditional in-situ remediation technology, the multiphase extraction technology is environment-friendly, has small disturbance to the remediated land and groundwater remediation technology, and has the advantages of high remediation efficiency, large influence area, suitability for remediation of high-concentration contaminated soil and the like. At present, the on-site operation process of the multiphase extraction repair technology mainly adopts simple collection and processing of personnel on-site inspection and related data and collection and analysis of a large amount of soil and groundwater samples, thus increasing time and personnel cost, and therefore, a real-time data monitoring and processing system and an evaluation method of project repair process are lacked.
Disclosure of Invention
Aiming at the defects in the prior art, the system and the method for processing and managing the operation data of the multiphase extraction technology solve the problem that the data generated in the existing environment restoration process is lack of real-time monitoring and processing.
In order to achieve the aim of the invention, the invention adopts the following technical scheme:
the system comprises a wastewater monitoring and data processing module, an exhaust gas monitoring and data processing module, a well group control module and a monitoring display platform;
the wastewater monitoring and data processing module is used for acquiring the concentration of pollutants in wastewater, the wastewater extraction time, the flow rate, the temperature and the pH value, and calculating the wastewater extraction pollutants;
the waste gas monitoring and data processing module is used for acquiring the concentration, humidity, air extraction time, flow rate and pressure of waste gas pollutants and calculating waste gas extraction pollutants;
the well group control module is used for calculating the total pollution amount of the soil and the underground water of the site, the total target pollutant amount of the site, the total extracted pollutant amount and the repair completion percentage according to the data of the wastewater monitoring and data processing module and the waste gas monitoring and data processing module;
and the monitoring display platform is used for displaying the data of the wastewater, the waste gas and the related treatment on a display screen on line.
Further, the well group control module comprises a field soil and underground water pollution total amount calculation unit, a field target pollution total amount calculation unit, an extracted pollutant total amount calculation unit and a restoration completion percentage calculation unit;
the field soil and groundwater pollution total amount calculation unit is used for calculating the field soil and groundwater pollution total amount;
the field target pollutant total amount calculation unit is used for calculating the field target pollutant total amount;
the total extraction pollutant calculating unit is used for calculating the total extraction pollutant;
and the repair completion percentage calculating unit is used for calculating the repair completion percentage.
Further, the monitoring display platform comprises a waste gas extraction amount and time relation curve drawing unit, a waste water extraction amount and time relation curve drawing unit, a pollutant extraction amount and time relation curve drawing unit and a repair completion percentage and time relation curve drawing unit;
the exhaust gas extraction amount and time relation curve drawing unit is used for drawing an exhaust gas extraction amount and time relation curve;
the drawing unit of the waste water extraction amount and time relation graph is used for drawing the waste water extraction amount and time relation graph;
the pollutant extraction amount and time relation curve drawing unit is used for drawing a pollutant extraction amount and time relation curve;
and the repair completion percentage and time relation curve drawing unit is used for drawing a repair completion percentage and time relation curve.
The operating data processing and management method based on the multiphase extraction technology operating data processing and management system comprises the following steps:
s1, obtaining the concentration of pollutants in wastewater, the wastewater extraction time, the flow rate, the temperature and the pH value, and calculating the wastewater extraction pollutants;
s2, acquiring the concentration, humidity, air extraction time, flow rate and pressure of the waste gas pollutants, and calculating waste gas extraction pollutants;
s3, calculating the total pollution amount of the soil and the underground water of the field, the total target pollutant amount of the field, the total extracted pollutant amount and the repair completion percentage according to the data of the wastewater monitoring and data processing module and the waste gas monitoring and data processing module;
and S4, displaying the wastewater, the waste gas and the related processed data on a display screen on line.
Further, the calculation expression of the wastewater extraction pollutant in the step S1 is as follows:
wherein the method comprises the steps ofRepresents the t n-1 To t n Total amount of pollutants extracted from the wastewater in the time period; a is that 1 The cross section of the waste water extraction pipeline is; ρ 1 The concentration of pollutants in sewage in the sewage extraction pipeline is the concentration of pollutants in the sewage; v 1 The flow rate of the water body of the wastewater extraction pipeline is obtained.
Further, in step S2, the calculation expression of the exhaust gas extraction pollutant is:
wherein the method comprises the steps ofRepresents the t n-1 To t n Total amount of pollutants extracted from the exhaust gas in the time period; a is that 2 Extracting the sectional area of the pipeline for the waste gas; ρ 2 Extracting the pollutant concentration in the exhaust gas for the exhaust gas; alpha is the humidity of the exhaust gas in the exhaust gas extraction pipeline; v 2 The pipeline gas flow rate is extracted for the waste gas.
Further, in step S3, the calculation expression of the total pollution amount of the site soil and the groundwater is:
Q water assembly ＝A 3 *ρ 3 *H 3 *n 3 *γ
Q Total (S) ＝Q Water assembly +Q Soil assembly
Wherein Q is Total (S) The total pollution amount of the soil and the underground water of the field; q (Q) Soil assembly Is the total amount of contaminants in the soil; q (Q) Water assembly Is the total amount of the pollutants in the groundwater; n is the n-th stratum of the field; h i Is the thickness of the ith stratum; ρ i An average concentration of contaminants in the ith formation; gamma ray i The average density of soil in the ith stratum; a is that i Is the pollution area of the ith stratum; a is that 3 Is the area of polluted groundwater; ρ 3 Is the average concentration of pollutants in groundwater; h 3 Is the thickness of the aquifer; n is n 3 Is the porosity of the soil of the aquifer; gamma is the density of water.
Further, the total amount of extracted contaminants in step S3 is expressed as:
wherein Q is Drawing machine From the beginning to t n Total amount of extracted contaminants over a period of time;represents the t n-1 To t n Total amount of extracted contaminants over a period of time; />Represents the t n-1 To t n Total amount of pollutants extracted from the wastewater in the time period; />Represents the t n-1 To t n Total amount of pollutants extracted from the exhaust gas during the time period.
Further, in step S3, the calculation formula of the repair completion percentage is:
wherein T is the percentage of repair completed; q (Q) Drawing machine From the beginning to t n Total amount of extracted contaminants over a period of time; q (Q) Total (S) Is the total pollution amount of the soil and the underground water of the field.
Further, the specific method in step S4 is as follows:
and drawing a graph of the relation between the extraction amount of waste gas and time, a graph of the relation between the extraction amount of waste water and time, a graph of the relation between the extraction amount of pollutants and time and a graph of the relation between the repair completion percentage and time, and displaying the drawn graph on a display screen on line.
The beneficial effects of the invention are as follows: the invention grasps the situation of site restoration process through real-time monitoring and data processing of extracted waste water and waste gas, and is convenient for implementing partition management on multiphase extraction well groups, thereby reducing time, personnel and resource investment and saving cost.
Drawings
FIG. 1 is a schematic flow chart of the method.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and all the inventions which make use of the inventive concept are protected by the spirit and scope of the present invention as defined and defined in the appended claims to those skilled in the art.
The multiphase extraction technology operation data processing and management system comprises a wastewater monitoring and data processing module, an exhaust gas monitoring and data processing module, a well group control module and a monitoring display platform;
the wastewater monitoring and data processing module is used for acquiring the concentration of pollutants in wastewater, the wastewater extraction time, the flow rate, the temperature and the pH value, and calculating the wastewater extraction pollutants;
the waste gas monitoring and data processing module is used for acquiring the concentration, humidity, air extraction time, flow rate and pressure of waste gas pollutants and calculating waste gas extraction pollutants;
the well group control module is used for calculating the total pollution amount of the soil and the underground water of the site, the total target pollutant amount of the site, the total extracted pollutant amount and the repair completion percentage according to the data of the wastewater monitoring and data processing module and the waste gas monitoring and data processing module;
and the monitoring display platform is used for displaying the data of the wastewater, the waste gas and the related treatment on a display screen on line.
The well group control module comprises a field soil and underground water pollution total amount calculation unit, a field target pollution total amount calculation unit, an extracted pollutant total amount calculation unit and a restoration completion percentage calculation unit;
the field soil and groundwater pollution total amount calculation unit is used for calculating the field soil and groundwater pollution total amount;
the field target pollutant total amount calculation unit is used for calculating the field target pollutant total amount;
the total extraction pollutant calculating unit is used for calculating the total extraction pollutant;
and the repair completion percentage calculating unit is used for calculating the repair completion percentage.
The monitoring display platform comprises a waste gas extraction amount and time relation curve drawing unit, a waste water extraction amount and time relation curve drawing unit, a pollutant extraction amount and time relation curve drawing unit and a repair completion percentage and time relation curve drawing unit;
the exhaust gas extraction amount and time relation curve drawing unit is used for drawing an exhaust gas extraction amount and time relation curve;
the drawing unit of the waste water extraction amount and time relation graph is used for drawing the waste water extraction amount and time relation graph;
the pollutant extraction amount and time relation curve drawing unit is used for drawing a pollutant extraction amount and time relation curve;
and the repair completion percentage and time relation curve drawing unit is used for drawing a repair completion percentage and time relation curve.
As shown in fig. 1, the method for processing and managing operation data of the multiphase extraction technology comprises the following steps:
s1, obtaining the concentration of pollutants in wastewater, the wastewater extraction time, the flow rate, the temperature and the pH value, and calculating the wastewater extraction pollutants;
s2, acquiring the concentration, humidity, air extraction time, flow rate and pressure of the waste gas pollutants, and calculating waste gas extraction pollutants;
s3, calculating the total pollution amount of the soil and the underground water of the field, the total target pollutant amount of the field, the total extracted pollutant amount and the repair completion percentage according to the data of the wastewater monitoring and data processing module and the waste gas monitoring and data processing module;
and S4, displaying the wastewater, the waste gas and the related processed data on a display screen on line.
The calculation expression of the wastewater extraction pollutant in the step S1 is as follows:
wherein the method comprises the steps ofRepresents the t n-1 To t n Total amount of pollutants extracted from the wastewater in the time period; a is that 1 The cross section of the waste water extraction pipeline is; ρ 1 The concentration of pollutants in sewage in the sewage extraction pipeline is the concentration of pollutants in the sewage; v 1 The flow rate of the water body of the wastewater extraction pipeline is obtained.
The calculation expression of the exhaust gas extraction pollutant in the step S2 is as follows:
wherein the method comprises the steps ofRepresents the t n-1 To t n Total amount of pollutants extracted from the exhaust gas in the time period; a is that 2 Extracting the sectional area of the pipeline for the waste gas; ρ 2 Extracting the pollutant concentration in the exhaust gas for the exhaust gas; alpha is the humidity of the exhaust gas in the exhaust gas extraction pipeline; v 2 The pipeline gas flow rate is extracted for the waste gas.
In the step S3, the calculation expression of the total pollution amount of the site soil and the underground water is as follows:
Q water assembly ＝A 3 *ρ 3 *H 3 *n 3 *γ
Q Total (S) ＝Q Water assembly +Q Soil assembly
Wherein Q is Total (S) The total pollution amount of the soil and the underground water of the field; q (Q) Soil assembly Is the total amount of contaminants in the soil; q (Q) Water assembly Is the total amount of the pollutants in the groundwater; n is the n-th stratum of the field; h i Is the thickness of the ith stratum; ρ i An average concentration of contaminants in the ith formation; gamma ray i The average density of soil in the ith stratum; a is that i Is the pollution area of the ith stratum; a is that 3 Is the area of polluted groundwater; ρ 3 Is the average concentration of pollutants in groundwater; h 3 Is the thickness of the aquifer; n is n 3 Is the porosity of the soil of the aquifer; gamma is the density of water.
The total amount of extracted pollutants in the step S3 is calculated as the following expression:
wherein Q is Drawing machine From the beginning to t n Total amount of extracted contaminants over a period of time;represents the t n-1 To t n Total amount of extracted contaminants over a period of time; />Represents the t n-1 To t n Total amount of pollutants extracted from the wastewater in the time period; />Represents the t n-1 To t n Total amount of pollutants extracted from the exhaust gas during the time period.
In the step S3, the calculation formula of the repair completion percentage is:
wherein T is the percentage of repair completed; q (Q) Drawing machine From the beginning to t n Total amount of extracted contaminants over a period of time; q (Q) Total (S) Is the total pollution amount of the soil and the underground water of the field.
The specific method of the step S4 is as follows: and drawing a graph of the relation between the waste gas extraction amount and time, a graph of the relation between the waste water extraction amount and time, a graph of the relation between the pollutant extraction amount and time and a graph of the relation between the repair completion percentage and time, and displaying the drawn graph on a display screen on line, so that a manager can grasp the implementation condition of the project more clearly.
In one embodiment of the invention, if the repair completion percentage T of a certain area is more than or equal to 1, the multiphase extraction well of the certain area is closed, and correspondingly, if the repair completion percentage T of the certain area is less than or equal to 1, the multiphase extraction well of the certain area is opened. In the embodiment, the multiphase extraction system is regulated (turned off/on) according to the pollutant removal efficiency T, so that the management method of the system is optimized, the personnel and energy investment is reduced, and the cost is saved.
Claims (10)
1. The system is characterized by comprising a wastewater monitoring and data processing module, an exhaust gas monitoring and data processing module, a well group control module and a monitoring display platform;
the wastewater monitoring and data processing module is used for acquiring the concentration of pollutants in wastewater, the wastewater extraction time, the flow rate, the temperature and the pH value, and calculating the wastewater extraction pollutants;
the waste gas monitoring and data processing module is used for acquiring the concentration, humidity, air extraction time, flow rate and pressure of waste gas pollutants and calculating waste gas extraction pollutants;
the well group control module is used for calculating the total pollution amount of the soil and the underground water of the site, the total target pollutant amount of the site, the total extracted pollutant amount and the repair completion percentage according to the data of the wastewater monitoring and data processing module and the waste gas monitoring and data processing module;
and the monitoring display platform is used for displaying the data of the wastewater, the waste gas and the related treatment on a display screen on line.
2. The multiphase extraction technology operation data processing and management system of claim 1, wherein the well group control module comprises a field soil and groundwater pollution total amount calculation unit, a field target pollution total amount calculation unit, an extraction pollutant total amount calculation unit and a restoration completion percentage calculation unit;
the field soil and groundwater pollution total amount calculation unit is used for calculating the field soil and groundwater pollution total amount;
the field target pollutant total amount calculation unit is used for calculating the field target pollutant total amount;
the total extraction pollutant calculating unit is used for calculating the total extraction pollutant;
and the repair completion percentage calculating unit is used for calculating the repair completion percentage.
3. The multiphase extraction technology operation data processing and management system according to claim 1, wherein the monitoring display platform comprises an exhaust gas extraction amount and time relation curve drawing unit, a wastewater extraction amount and time relation curve drawing unit, a pollutant extraction amount and time relation curve drawing unit and a repair completion percentage and time relation curve drawing unit;
the exhaust gas extraction amount and time relation curve drawing unit is used for drawing an exhaust gas extraction amount and time relation curve;
the drawing unit of the waste water extraction amount and time relation graph is used for drawing the waste water extraction amount and time relation graph;
the pollutant extraction amount and time relation curve drawing unit is used for drawing a pollutant extraction amount and time relation curve;
and the repair completion percentage and time relation curve drawing unit is used for drawing a repair completion percentage and time relation curve.
4. An operation data processing and managing method based on the multi-phase extraction technology operation data processing and managing system according to any one of claims 1 to 3, characterized by comprising the steps of:
s1, obtaining the concentration of pollutants in wastewater, the wastewater extraction time, the flow rate, the temperature and the pH value, and calculating the wastewater extraction pollutants;
s2, acquiring the concentration, humidity, air extraction time, flow rate and pressure of the waste gas pollutants, and calculating waste gas extraction pollutants;
s3, calculating the total pollution amount of the soil and the underground water of the field, the total target pollutant amount of the field, the total extracted pollutant amount and the repair completion percentage according to the data of the wastewater monitoring and data processing module and the waste gas monitoring and data processing module;
and S4, displaying the wastewater, the waste gas and the related processed data on a display screen on line.
5. The operation data processing and management method according to claim 4, wherein the calculation expression of the wastewater extraction pollutant in step S1 is:
wherein the method comprises the steps ofRepresents the t n-1 To t n Total amount of pollutants extracted from the wastewater in the time period; a is that 1 The cross section of the waste water extraction pipeline is; ρ 1 The concentration of pollutants in sewage in the sewage extraction pipeline is the concentration of pollutants in the sewage; v 1 The flow rate of the water body of the wastewater extraction pipeline is obtained.
6. The operation data processing and management method according to claim 4, wherein the calculation expression of the exhaust gas extraction pollutant in step S2 is:
wherein the method comprises the steps ofRepresents the t n-1 To t n Total amount of pollutants extracted from the exhaust gas in the time period; a is that 2 Extracting the sectional area of the pipeline for the waste gas; ρ 2 Extracting the pollutant concentration in the exhaust gas for the exhaust gas; alpha is waste gas extraction pipeHumidity of exhaust gas in the tunnel; v 2 The pipeline gas flow rate is extracted for the waste gas.
7. The method for processing and managing operation data according to claim 4, wherein in step S3, the total amount of pollution of the soil and the groundwater is calculated as:
Q water assembly ＝A 3 *ρ 3 *H 3 *n 3 *γ
Q Total (S) ＝Q Water assembly +Q Soil assembly
Wherein Q is Total (S) The total pollution amount of the soil and the underground water of the field; q (Q) Soil assembly Is the total amount of contaminants in the soil; q (Q) Water assembly Is the total amount of the pollutants in the groundwater; n is the n-th stratum of the field; h i Is the thickness of the ith stratum; ρ i An average concentration of contaminants in the ith formation; gamma ray i The average density of soil in the ith stratum; a is that i Is the pollution area of the ith stratum; a is that 3 Is the area of polluted groundwater; ρ 3 Is the average concentration of pollutants in groundwater; h 3 Is the thickness of the aquifer; n is n 3 Is the porosity of the soil of the aquifer; gamma is the density of water.
8. The operation data processing and management method according to claim 4, wherein the total amount of extracted contaminants in step S3 is expressed as:
wherein Q is Drawing machine From the beginning to t n Total amount of extracted contaminants over a period of time;represents the t n-1 To t n Total amount of extracted contaminants over a period of time; />Represents the t n-1 To t n Total amount of pollutants extracted from the wastewater in the time period;represents the t n-1 To t n Total amount of pollutants extracted from the exhaust gas during the time period.
9. The method for processing and managing operation data according to claim 4, wherein the calculation formula of the repair completion percentage in step S3 is:
wherein T is the percentage of repair completed; q (Q) Drawing machine From the beginning to t n Total amount of extracted contaminants over a period of time; q (Q) Total (S) Is the total pollution amount of the soil and the underground water of the field.
10. The method for processing and managing operation data according to claim 4, wherein the specific method in step S4 is as follows:
and drawing a graph of the relation between the extraction amount of waste gas and time, a graph of the relation between the extraction amount of waste water and time, a graph of the relation between the extraction amount of pollutants and time and a graph of the relation between the repair completion percentage and time, and displaying the drawn graph on a display screen on line.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114626583A (en) * | 2022-02-28 | 2022-06-14 | 北京市生态环境保护科学研究院 | Prediction and evaluation method for rebound potential of groundwater in heterogeneous polluted site after remediation |
| CN114974442A (en) * | 2022-05-27 | 2022-08-30 | 吉林大学 | Multiphase extraction and remediation method for organic contaminated site |
| CN115544829A (en) * | 2022-09-22 | 2022-12-30 | 中国环境科学研究院 | Numerical simulation method for heat conduction enhanced vapor extraction of organic pollution site |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114626583A (en) * | 2022-02-28 | 2022-06-14 | 北京市生态环境保护科学研究院 | Prediction and evaluation method for rebound potential of groundwater in heterogeneous polluted site after remediation |
| CN114974442A (en) * | 2022-05-27 | 2022-08-30 | 吉林大学 | Multiphase extraction and remediation method for organic contaminated site |
| CN115544829A (en) * | 2022-09-22 | 2022-12-30 | 中国环境科学研究院 | Numerical simulation method for heat conduction enhanced vapor extraction of organic pollution site |
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