CN115389691A - Environment monitoring method based on gas chromatography instrument - Google Patents
Environment monitoring method based on gas chromatography instrument Download PDFInfo
- Publication number
- CN115389691A CN115389691A CN202211341568.0A CN202211341568A CN115389691A CN 115389691 A CN115389691 A CN 115389691A CN 202211341568 A CN202211341568 A CN 202211341568A CN 115389691 A CN115389691 A CN 115389691A
- Authority
- CN
- China
- Prior art keywords
- data processing
- processing unit
- monitoring
- substance
- substances
- 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.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/86—Signal analysis
- G01N30/8675—Evaluation, i.e. decoding of the signal into analytical information
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N2030/022—Column chromatography characterised by the kind of separation mechanism
- G01N2030/025—Gas chromatography
Landscapes
- Engineering & Computer Science (AREA)
- Library & Information Science (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Abstract
The invention relates to the technical field of environmental monitoring, in particular to an environmental monitoring method based on a gas chromatography instrument, which comprises the following steps of S1, sampling samples in an area for environmental monitoring; s2, analyzing the collected sample by a gas chromatograph to generate a gas chromatographic image; and S3, analyzing the meteorological chromatographic image by the data processing unit. The invention determines whether the environment of the detected sample is required to be subjected to environmental management or not by directly analyzing the data acquired by the gas chromatograph, rapidly acquires the state of the monitored environment for the environmental data processing unit required to be managed according to the details of the acquired data, and analyzes the adaptive management scheme.
Description
Technical Field
The invention relates to the technical field of environmental monitoring, in particular to an environmental monitoring method based on a gas chromatography instrument.
Background
Environmental monitoring is the process of observing, measuring, analyzing changes and environmental influences on one or more environmental elements or indexes intermittently or continuously according to a preset time and space by using a comparable environmental information and data collection method for specific purposes.
Gas chromatography is a major scientific and technological achievement in the fifties of the twentieth century. The method is a new separation and analysis technology and is widely applied to industry, agriculture, national defense, construction and scientific research. Gas chromatography can be divided into gas-solid chromatography and gas-liquid chromatography.
Chinese patent publication No.: CN106770810A, discloses an online portable gas chromatograph and an environment monitoring device, the online portable gas chromatograph includes: the gas-liquid separation device comprises a feeding device, a gas circuit switching device, a sample enrichment device, a component separation device, a component detection device and a data transmission device, wherein the input end of the feeding device is used for collecting sample gas; the gas path switching device is respectively connected with the output end of the feeding device, the sample enrichment device and the component separation device and is used for switching the flow direction of the sample gas in the feeding device, the sample enrichment device and the component separation device; the sample enrichment device is used for enriching sample gas; the component separation device is used for analyzing the sample gas enriched in the sample enrichment device to obtain a target compound; the component detection device is used for analyzing the target compound; the data transmission device is electrically connected with the component detection device and is used for transmitting data obtained by analysis of the component detection device.
The current gas monitoring method based on the gas chromatograph usually sets detection and result analysis in different devices respectively, and after data is detected, data needs to be manually transferred to a detection result judgment instrument or the data needs to be manually judged for reasonability, so that the time for acquiring a data result of an environmental state is prolonged when environmental monitoring is performed.
Disclosure of Invention
Therefore, the invention provides an environment monitoring method based on a gas chromatography instrument, which is used for overcoming the problem that the time for acquiring the data result of the environment state is long when the environment monitoring is carried out in the prior art.
In order to achieve the above object, the present invention provides an environmental monitoring method based on a gas chromatography apparatus, comprising,
s1, sampling samples in an area subjected to environment monitoring;
s2, analyzing the collected sample by a gas chromatograph to generate a gas chromatographic image;
s3, analyzing the meteorological chromatographic image by the data processing unit;
in the process of carrying out chromatographic image analysis, a data processing unit judges whether a sample acquisition area needs to be subjected to environmental management according to whether the content of a monitored substance exceeds the standard or not, and when the environmental management needs to be carried out, the data processing unit determines a specific management scheme according to the type of the substance with the content exceeding the standard; and when the content of all the monitored substances is not over the standard, the data processing unit calculates the score of the monitored substances and judges whether the environmental management is needed or not according to the score.
Further, in step S3, a preset abscissa information set A0 of the monitoring substance and a content evaluation value set B0 of the monitoring substance are provided in the data processing unit, and the data processing unit analyzes the generated gas chromatography image to determine the type of the monitoring substance contained in the sample and the content of each monitoring substance.
Further, the data processing unit compares the content of each monitoring substance contained in the sample with the element parameters in the content evaluation value set B0 of the monitoring substances one by one, and determines the detection substances with the content exceeding the standard range.
Further, when the data processing unit completes analysis of the gas chromatography image, the data processing module selects an environmental management and adjustment scheme according to the type and the quantity of substances with contents exceeding a standard range;
when the content of the monitoring substances does not exceed the standard range, the data processing unit analyzes the whole content of each monitoring substance and judges whether environmental management is needed or not;
when the content of a single monitoring substance exceeds a standard range, the data processing unit determines a corresponding environmental management scheme according to the type of the exceeding substance;
and when the content of various monitoring substances exceeds the standard range, the data processing unit performs integral analysis according to the types of the exceeding substances to determine a corresponding environment treatment scheme.
Further, when the content of the monitoring substances does not exceed the standard range, the data processing unit integrates the detected content of all the monitoring substances to generate a monitoring substance content set C0, the data processing unit calculates the score F of the monitoring substances of the sample according to the content of each monitoring substance, the score standard value Fb of the monitoring substances of the sample is arranged in the data processing unit, and the data processing unit compares the score F of the monitoring substances of the sample with the score standard value Fb of the monitoring substances to judge whether the environment where the sample is located needs to be processed or not.
Further, in the process of calculating the monitored substance score F of the sample, calculation compensation parameters corresponding to the detection contents of different monitored substances are set. The purpose of calculating the compensation parameters is to balance the dimensional quantities of the left and right sides, and adjust the calculation results, so that the calculated data are more accurate due to different influences of different monitoring substances on the environment and targeted setting.
Further, when the content of various monitoring substances exceeds a standard range, the data processing unit records the types of the substances with the content exceeding the standard range, integrates the types of the substances with the content exceeding the standard range and generates a type matrix E of the substances with the content exceeding the standard range;
a first preset monitoring species matrix K1 and a second preset monitoring species matrix K2 are arranged in the data processing unit, the mth preset monitoring species matrix Km is a positive integer, and different monitoring species matrices correspond to different environmental management schemes;
for the jth preset monitoring species matrix Kj, containing a plurality of types of monitoring objects, j =1, 2.. Multidot.m;
the data processing unit compares the category matrix E of the substances with the standard exceeding content with each preset monitoring substance category matrix,
when elements in a jth preset monitoring object type matrix Kj and a type matrix E of the substances with the content exceeding the standard are completely coincided, the data processing unit selects an environment control scheme corresponding to the jth preset monitoring object type matrix Kj as a control scheme of the environment to which the sample belongs;
and when the j-th preset monitoring object type matrix Kj is not completely coincided with the elements in the type matrix E of the substance with the content exceeding the standard, the data processing unit selects an environment management scheme according to the coincidence degree of each preset monitoring object type matrix and the type matrix E of the substance with the content exceeding the standard.
Further, when the jth preset monitored substance type matrix Kj is not completely coincided with elements in the type matrix E of the substance with the content exceeding the standard, the data processing unit calculates the coincidence degree of the elements in the type matrix E of the substance with the content exceeding the standard and the elements in each preset monitored substance type matrix, an element coincidence degree evaluation parameter Qz is arranged in the data processing unit, the data processing unit selects the coincidence degree Qp of the pth preset monitored substance type matrix Kp with the highest coincidence degree to compare with the element coincidence degree evaluation parameter Qz, and p =1, 2., m;
when Qp is larger than or equal to Qz, the data processing unit selects an environment treatment scheme corresponding to the pth preset monitoring species matrix Kp as a treatment scheme of the environment to which the sample belongs;
and when Qp is less than Qz, the data processing unit carries out specific speech environment treatment according to the type of the substance with the actual content exceeding the standard.
Further, when the data processing unit selects an environment governing scheme corresponding to the pth preset monitoring species matrix Kp as a governing scheme of the environment to which the sample belongs, the data processing unit compares the species matrix E of the substances with the content exceeding the standard with the pth preset monitoring species matrix Kp,
when all elements in the category matrix E of the substances with the standard exceeding content exist in the pth preset monitoring object category matrix Kp, the data processing unit does not adjust the selected treatment scheme;
and when elements exist in the category matrix E of the substances with the content exceeding the standard and do not exist in the pth preset monitoring object category matrix Kp, the data processing unit adjusts the selected treatment scheme.
Furthermore, the monitoring method is applied to environment monitoring of soil, water sources and air, and multiple times of multipoint sampling are carried out during environment sampling.
Compared with the prior art, the method has the advantages that in the process of analyzing the chromatographic image, the data processing unit judges whether the sample collection area needs to be subjected to environmental treatment according to whether the content of the monitored substances exceeds the standard or not, and when the environmental treatment needs to be carried out, the data processing unit determines a specific treatment scheme according to the type of the substances with the content exceeding the standard; and when the content of all the monitored substances is not over the standard, the data processing unit calculates the score of the monitored substances and judges whether the environmental management is needed or not according to the score. The invention determines whether the environment of the detected sample is required to be subjected to environmental management or not by directly analyzing the data acquired by the gas chromatograph, rapidly acquires the state of the monitored environment for the environmental data processing unit required to be managed according to the details of the acquired data, and analyzes the adaptive management scheme.
Further, a preset abscissa information set A0 of the monitoring substances and a content evaluation value set B0 of the monitoring substances are arranged in the data processing unit, the data processing unit analyzes the generated gas chromatography image to determine the types of the monitoring substances and the content of various monitoring substances contained in the sample, and the data processing unit compares the content of each monitoring substance contained in the sample with element parameters in the content evaluation value set B0 of the monitoring substances one by one to determine the detection substances with the content exceeding a standard range. When data analysis is carried out, the monitored substance content is analyzed one by one, on one hand, the accuracy of a detection result is improved, on the other hand, the analysis is carried out through the data processing unit, the time for manual analysis is reduced, and the time for acquiring the monitored data is shortened.
Particularly, when the data processing unit completes analysis of the gas chromatography image, the data processing module selects an environmental management and adjustment scheme according to the types and the quantity of substances with contents exceeding a standard range, selects a corresponding management scheme for different data out-of-tolerance results, and further increases the accuracy of management scheme selection.
Particularly, when the content of the monitoring substances does not exceed the standard range, the data processing unit integrates the detected content of all the monitoring substances to generate a monitoring substance content set C0, the data processing unit calculates the monitoring substance score F of the sample according to the content of each monitoring substance, the monitoring substance score standard value Fb of the sample is arranged in the data processing unit, the data processing unit compares the monitoring substance score F of the sample with the monitoring substance score standard value Fb to judge whether the environment where the sample is located needs to be processed or not, and the monitoring substance score calculation is carried out on the environment where the content of the monitoring substances does not exceed the standard, so that when various monitoring substances are located at critical values, the data monitoring is not timely, the environment management has foresight, and meanwhile, the monitoring standard is determined by setting the monitoring substance score standard value of the sample, so that the monitoring result is more intuitive.
Particularly, in the process of calculating the score F of the monitored substance of the sample, calculation compensation parameters corresponding to the detection contents of different monitored substances are set, different monitored substances have different influences on the environment, and the score of the monitored substance of the sample is more accurate and can more visually reflect the environmental state by setting the calculation compensation parameters.
Furthermore, when the content of various monitoring substances exceeds a standard range, the data processing unit records the types of the substances with the content exceeding the standard and integrates the types to generate a type matrix E of the substances with the content exceeding the standard, a plurality of preset monitoring substance type matrixes are arranged in the data processing unit, the data processing unit compares the type matrix E of the substances with the content exceeding the standard with each preset monitoring substance type matrix, a specific treatment scheme required by the monitoring environment can be timely obtained by setting the preset monitoring substance type matrix and the treatment scheme in advance and comparing the type of the substances with the content exceeding the standard with the preset monitoring substance type matrix, the timeliness of the environmental treatment is improved, meanwhile, the data processing unit is used for analyzing, the time for artificial analysis is shortened, and the time for obtaining the monitoring data is shortened.
Particularly, when the preset monitoring species matrix does not completely coincide with the species of the substance with the content exceeding the standard, a proper treatment scheme is selected by comparing the coincidence degree, and meanwhile, the lowest threshold value of the coincidence degree is limited, so that the treatment scheme is prevented from being too large in difference from the actual situation, and the treatment effect is prevented from being influenced.
Particularly, after the treatment scheme is selected and completed, the treatment scheme is adaptively adjusted according to the difference between the actual type of the substance with the content exceeding the standard and the preset monitoring species matrix, so that the accuracy of the treatment scheme is improved.
Drawings
FIG. 1 is a flow chart of a method for monitoring an environment based on a gas chromatography apparatus according to an embodiment of the present invention.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the invention is further described below with reference to examples; it should be understood that the specific embodiments described herein are merely illustrative of the invention and do not delimit the invention.
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and do not limit the scope of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Fig. 1 is a flow chart of an environmental monitoring method based on a gas chromatography apparatus according to an embodiment of the invention.
The invention discloses an environment monitoring method based on a gas chromatography instrument, which comprises the following steps,
step S1, sampling samples in an area for environment monitoring;
s2, analyzing the collected sample by using a gas chromatograph to generate a gas chromatographic image;
s3, analyzing the meteorological chromatographic image by the data processing unit;
in the process of chromatographic image analysis, the data processing unit judges whether a sample collection area needs environmental management according to whether the content of a monitoring substance exceeds the standard or not, and when the environmental management needs to be carried out, the data processing unit determines a specific management scheme according to the type of the substance with the content exceeding the standard; and when the content of all the monitored substances does not exceed the standard, the data processing unit calculates the score of the monitored substances and judges whether the environmental management is required according to the score.
The invention determines whether the environment of the detected sample is required to be subjected to environmental management or not by directly analyzing the data acquired by the gas chromatograph, rapidly acquires the state of the monitored environment for the environmental data processing unit required to be managed according to the details of the acquired data, and analyzes the adaptive management scheme.
A preset abscissa information set A0 and A0 (A1, A2.., an) of monitoring substances are arranged in the data processing unit, wherein A1 is gas chromatogram preset abscissa information of a first type of monitoring substances, A2 is gas chromatogram preset abscissa information of a second type of monitoring substances, and An is gas chromatogram preset abscissa information of An nth type of monitoring substances;
the data processing unit is internally provided with a content evaluation value set B0 and B0 (B1, B2., bn) of monitoring substances, wherein B1 is a content evaluation value of a first type of monitoring substance, B2 is a content evaluation value of a second type of monitoring substance, and the.. And Bn are content evaluation values of an nth type of monitoring substance;
the data processing unit analyzes the generated gas chromatography image, judges whether the sample contains the i-th monitoring substance Ai according to the abscissa of the gas chromatography image, wherein i =1, 2.., n, and when the i-th monitoring substance Ai exists in the sample, the data processing unit acquires the content Ci of the Ai according to the gas chromatography image and compares the content Ci of the i-th monitoring substance with the content evaluation value Bi of the i-th monitoring substance;
when Ci is greater than Bi, the data processing unit judges that the content of the ith monitoring substance exceeds a standard range;
and when Ci is less than or equal to Bi, the data processing unit judges that the content of the i-th monitoring substance does not exceed the standard range.
And the data processing unit judges whether the contents of all monitored substances exceed the standard or not according to the method for judging whether the contents of the ith type monitored substances exceed the standard or not.
When data analysis is carried out, the monitored substance content is analyzed one by one, on one hand, the accuracy of a detection result is improved, on the other hand, the analysis is carried out through the data processing unit, the time for artificial analysis is reduced, and the time for acquiring the monitored data is shortened.
When the data processing unit completes analysis of the gas chromatography image, the data processing module selects an environmental management and adjustment scheme according to the types and the quantity of substances with the contents exceeding the standard range;
when the content of the monitoring substances does not exceed the standard range, the data processing unit analyzes the whole content of each monitoring substance and judges whether environmental management is needed or not;
when the content of a single monitoring substance exceeds a standard range, the data processing unit determines a corresponding environmental management scheme according to the type of the exceeding substance;
and when the content of various monitoring substances exceeds the standard range, the data processing unit performs integral analysis according to the types of the exceeding substances to determine a corresponding environment treatment scheme.
And selecting a corresponding treatment scheme for different out-of-tolerance data results, and further increasing the accuracy of the selection of the treatment scheme.
When the content of the monitoring substances does not exceed the standard range, the data processing unit integrates the detected content of all the monitoring substances to generate a monitoring substance content set C0, C0 (C1, C2.. Cn), wherein C1 is the detected content of the first type of monitoring substances, C2 is the detected content of the second type of monitoring substances, and Cn is the detected content of the nth type of monitoring substances,
the data processing unit calculates a monitor score F of the sample, wherein F = C1 × d1+ C2 × d2+. Multidot. + Cn × dn, d1 is a compensation parameter calculated by the detection content of the first type of monitor substance on the monitor score of the sample, d2 is a compensation parameter calculated by the detection content of the second type of monitor substance on the monitor score of the sample, and.
The data processing unit is internally provided with a standard value Fb of the score of the monitored object of the sample, the data processing unit compares the score F of the monitored object of the sample with the standard value Fb of the score of the monitored object,
when F is less than or equal to Fb, the data processing unit judges that the environment where the sample is located does not need to be processed;
when F is larger than Fb, the data processing unit judges that the environment of the sample needs to be processed.
The method has the advantages that the scoring calculation of the monitored substances is carried out on the environment with the content of the monitored substances not exceeding the standard, the situation that when multiple monitored substances are located at critical values, data monitoring is not timely is avoided, the environment is protected to have prospective, and meanwhile, the scoring standard value of the monitored substances is set through a sample, so that the monitoring standard is clear, and the monitoring result is more visual.
When the content of various monitoring substances exceeds a standard range, the data processing unit records the types of substances with excessive content and integrates the types of the substances with excessive content to generate a type matrix E of the substances with excessive content;
a first preset monitoring species matrix K1 and a second preset monitoring species matrix K2 are arranged in the data processing unit, wherein the mth preset monitoring species matrix Km is a positive integer, and different monitoring species matrices correspond to different environmental management schemes;
for the jth preset monitoring species matrix Kj, containing a plurality of types of monitoring objects, j =1, 2.. Multidot.m;
the data processing unit compares the category matrix E of the substances with the content exceeding the standard with each preset monitoring substance category matrix,
when elements in a jth preset monitoring object type matrix Kj and a type matrix E of the substances with the content exceeding the standard are completely coincided, the data processing unit selects an environment control scheme corresponding to the jth preset monitoring object type matrix Kj as a control scheme of the environment to which the sample belongs;
and when the j-th preset monitoring object type matrix Kj is not completely coincided with the elements in the type matrix E of the substance with the content exceeding the standard, the data processing unit selects an environment management scheme according to the coincidence degree of each preset monitoring object type matrix and the type matrix E of the substance with the content exceeding the standard.
The monitoring device has the advantages that the preset monitoring object type matrix and the treatment scheme are set in advance, the types of substances with content exceeding the standard are compared with the preset monitoring object type matrix, the specific treatment scheme required by the monitoring environment can be timely acquired, the timeliness of environment treatment is increased, meanwhile, the data processing unit is used for analyzing, the time spent in artificial analysis is shortened, and the time spent in acquiring monitoring data is shortened.
When the jth preset monitored substance type matrix Kj is not completely coincided with elements in the category matrix E of the substance with the content exceeding the standard, the data processing unit calculates the coincidence degree of the elements in the category matrix E of the substance with the content exceeding the standard and the elements in each preset monitored substance type matrix, an element coincidence degree evaluation parameter Qz is arranged in the data processing unit, the data processing unit selects the coincidence degree Qp of the pth preset monitored substance type matrix Kp with the highest coincidence degree to compare with the element coincidence degree evaluation parameter Qz, and p =1,2, ·, m;
when Qp is larger than or equal to Qz, the data processing unit selects an environment treatment scheme corresponding to the pth preset monitoring species matrix Kp as a treatment scheme of the environment to which the sample belongs;
and when Qp is less than Qz, the data processing unit carries out specific-case environmental management according to the type of the substance with the actual content exceeding the standard.
When the preset monitoring species matrix does not completely coincide with the species of the substance with the content exceeding the standard, a proper treatment scheme is selected by comparing the contact ratio, and meanwhile, the lowest threshold value of the contact ratio is limited, so that the treatment scheme is prevented from being too large in difference with the actual situation, and the treatment effect is prevented from being influenced.
When the data processing unit selects an environment governing scheme corresponding to the pth preset monitoring species matrix Kp as a governing scheme of the environment to which the sample belongs, the data processing unit compares the species matrix E of the substances with the content exceeding the standard with the pth preset monitoring species matrix Kp,
when all elements in the category matrix E of the substances with the content exceeding the standard exist in the pth preset monitoring object category matrix Kp, the data processing unit does not adjust the selected treatment scheme;
and when elements exist in the category matrix E of the substances with the content exceeding the standard and do not exist in the pth preset monitoring substance category matrix Kp, the data processing unit adjusts the selected governing scheme.
After the treatment scheme is selected and finished, the treatment scheme is adaptively adjusted according to the difference between the actual type of the substance with the content exceeding the standard and the preset monitored species matrix, and the accuracy of the treatment scheme is improved.
The monitoring method is applied to environmental monitoring of soil, water sources and air, and multiple times of multipoint sampling are carried out when environmental sampling is carried out.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention; various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An environment monitoring method based on a gas chromatographic instrument is characterized by comprising the following steps,
s1, sampling samples in an area subjected to environment monitoring;
s2, analyzing the collected sample by a gas chromatograph to generate a gas chromatographic image;
s3, analyzing the meteorological chromatographic image by the data processing unit;
in the process of carrying out chromatographic image analysis, a data processing unit judges whether a sample acquisition area needs to be subjected to environmental management according to whether the content of a monitored substance exceeds the standard or not, and when the environmental management needs to be carried out, the data processing unit determines a specific management scheme according to the type of the substance with the content exceeding the standard; and when the content of all the monitored substances is not over the standard, the data processing unit calculates the score of the monitored substances and judges whether the environmental management is needed or not according to the score.
2. The gas chromatography-instrument-based environment monitoring method according to claim 1, wherein in step S3, a preset abscissa information set A0 of the monitored substances and a content evaluation value set B0 of the monitored substances are provided in the data processing unit, and the data processing unit analyzes the generated gas chromatography image to determine the types of the monitored substances and the contents of the various monitored substances contained in the sample.
3. The gas chromatography-instrument-based environment monitoring method as recited in claim 2, wherein the data processing unit compares the content of each monitored substance contained in the sample with the element parameters in the content evaluation value set B0 of the monitored substance one by one, and determines the detection substance with the content exceeding the standard range.
4. The gas chromatography instrument-based environment monitoring method according to claim 3, wherein when the data processing unit completes analysis of the gas chromatography image, the data processing module selects an environment improvement and adjustment scheme according to the type and quantity of substances with contents exceeding a standard range;
when the content of the monitoring substances does not exceed the standard range, the data processing unit analyzes the whole content of each monitoring substance and judges whether environmental management is needed or not;
when the content of a single monitoring substance exceeds a standard range, the data processing unit determines a corresponding environmental management scheme according to the type of the exceeding substance;
and when the content of various monitoring substances exceeds the standard range, the data processing unit performs overall analysis according to the types of the exceeding substances to determine a corresponding environment treatment scheme.
5. The gas chromatography-instrument-based environment monitoring method according to claim 4, wherein when the content of the monitoring substance does not exceed the standard range, the data processing unit integrates the detected contents of all the monitoring substances to generate a monitoring substance content set C0, the data processing unit calculates a monitoring substance score F of the sample according to the content of each monitoring substance, a monitoring substance score standard value Fb of the sample is provided in the data processing unit, and the data processing unit compares the monitoring substance score F of the sample with the monitoring substance score standard value Fb to determine whether the environment where the sample is located needs to be processed.
6. The gas chromatography-instrument-based environment monitoring method according to claim 5, wherein in the process of calculating the monitor substance score F of the sample, calculation compensation parameters corresponding thereto are set for the detected contents of different monitor substances.
7. The gas chromatography-instrument-based environment monitoring method as claimed in claim 6, wherein when there are a plurality of types of substances to be monitored whose contents exceed the standard range, the data processing unit records the types of substances whose contents exceed the standard range, and integrates them to generate a category matrix E of substances whose contents exceed the standard range;
a first preset monitoring species matrix K1 and a second preset monitoring species matrix K2 are arranged in the data processing unit, the mth preset monitoring species matrix Km is a positive integer, and different monitoring species matrices correspond to different environmental management schemes;
for the jth preset monitoring species matrix Kj, containing a plurality of types of monitoring objects, j =1, 2.. M;
the data processing unit compares the category matrix E of the substances with the content exceeding the standard with each preset monitoring substance category matrix,
when the elements in the jth preset monitoring object type matrix Kj and the type matrix E of the substance with the content exceeding the standard are completely coincided, the data processing unit selects an environment treatment scheme corresponding to the jth preset monitoring object type matrix Kj as a treatment scheme of the environment to which the sample belongs;
and when the j-th preset monitoring object type matrix Kj is not completely coincided with the elements in the type matrix E of the substance with the content exceeding the standard, the data processing unit selects an environment management scheme according to the coincidence degree of each preset monitoring object type matrix and the type matrix E of the substance with the content exceeding the standard.
8. The gas chromatography-instrument-based environment monitoring method according to claim 7, wherein when the j-th preset monitored substance type matrix Kj is not completely matched with elements in the category matrix E of the substance with the content exceeding the standard, the data processing unit calculates the contact ratio of the elements in the category matrix E of the substance with the content exceeding the standard and the elements in each preset monitored substance type matrix, an element contact ratio evaluation parameter Qz is arranged in the data processing unit, and the data processing unit selects the contact ratio Qp of the p-th preset monitored substance type matrix Kp with the highest contact ratio to compare with the element contact ratio evaluation parameter Qz, wherein p =1, 2.,;
when Qp is larger than or equal to Qz, the data processing unit selects an environment governance scheme corresponding to the pth preset monitoring species matrix Kp as a governance scheme of the environment to which the sample belongs;
and when Qp is less than Qz, the data processing unit carries out specific-case environmental management according to the type of the substance with the actual content exceeding the standard.
9. The gas chromatography-instrument-based environment monitoring method of claim 8, wherein when the data processing unit selects an environment improvement scheme corresponding to the pth predetermined monitored species matrix Kp as an environment improvement scheme of the sample, the data processing unit compares the species matrix E of the overproof substance with the pth predetermined monitored species matrix Kp,
when all elements in the category matrix E of the substances with the standard exceeding content exist in the pth preset monitoring object category matrix Kp, the data processing unit does not adjust the selected treatment scheme;
and when elements exist in the category matrix E of the substances with the content exceeding the standard and do not exist in the pth preset monitoring object category matrix Kp, the data processing unit adjusts the selected treatment scheme.
10. The gas chromatography-instrument-based environmental monitoring method of claim 9, wherein the monitoring method is applied to environmental monitoring of soil, water sources and air, and multiple sampling is performed when the environment is sampled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211341568.0A CN115389691B (en) | 2022-10-31 | 2022-10-31 | Environment monitoring method based on gas chromatography instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211341568.0A CN115389691B (en) | 2022-10-31 | 2022-10-31 | Environment monitoring method based on gas chromatography instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115389691A true CN115389691A (en) | 2022-11-25 |
| CN115389691B CN115389691B (en) | 2023-03-24 |
Family
ID=84115139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211341568.0A Active CN115389691B (en) | 2022-10-31 | 2022-10-31 | Environment monitoring method based on gas chromatography instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115389691B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103020642A (en) * | 2012-10-08 | 2013-04-03 | 江苏省环境监测中心 | Water environment monitoring and quality-control data analysis method |
| CN207163986U (en) * | 2016-12-22 | 2018-03-30 | 辽宁卓异装备制造股份有限公司 | Monitored gas environment substation |
| AU2020101615A4 (en) * | 2020-08-02 | 2020-09-10 | Beijing Normal University | A Method for Source Apportionment of PAHs in Roadway Sediments Coupled with Transport and Transformation Process |
| CN114066854A (en) * | 2021-11-16 | 2022-02-18 | 王春霞 | Novel environment-friendly soil detection regulation and control method and system |
| CN114210718A (en) * | 2021-12-09 | 2022-03-22 | 农业农村部环境保护科研监测所 | Agricultural product pollution treatment and restoration method |
| CN114238287A (en) * | 2021-11-05 | 2022-03-25 | 国网河南省电力公司电力科学研究院 | Oil chromatography monitoring data quality evaluation method based on monitoring device running state |
| CN115148304A (en) * | 2022-07-06 | 2022-10-04 | 农业农村部环境保护科研监测所 | Agricultural product pollution diagnosis and measure selection method |
-
2022
- 2022-10-31 CN CN202211341568.0A patent/CN115389691B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103020642A (en) * | 2012-10-08 | 2013-04-03 | 江苏省环境监测中心 | Water environment monitoring and quality-control data analysis method |
| CN207163986U (en) * | 2016-12-22 | 2018-03-30 | 辽宁卓异装备制造股份有限公司 | Monitored gas environment substation |
| AU2020101615A4 (en) * | 2020-08-02 | 2020-09-10 | Beijing Normal University | A Method for Source Apportionment of PAHs in Roadway Sediments Coupled with Transport and Transformation Process |
| CN114238287A (en) * | 2021-11-05 | 2022-03-25 | 国网河南省电力公司电力科学研究院 | Oil chromatography monitoring data quality evaluation method based on monitoring device running state |
| CN114066854A (en) * | 2021-11-16 | 2022-02-18 | 王春霞 | Novel environment-friendly soil detection regulation and control method and system |
| CN114210718A (en) * | 2021-12-09 | 2022-03-22 | 农业农村部环境保护科研监测所 | Agricultural product pollution treatment and restoration method |
| CN115148304A (en) * | 2022-07-06 | 2022-10-04 | 农业农村部环境保护科研监测所 | Agricultural product pollution diagnosis and measure selection method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115389691B (en) | 2023-03-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1290060C (en) | Interlaboratory quality assurance program | |
| US5400641A (en) | Transformer oil gas extractor | |
| US6246786B1 (en) | Particle analyzer | |
| CN109816031A (en) | A kind of Transformer State Assessment clustering method based on the unbalanced measurement of data | |
| CN108614071B (en) | Distributed outdoor air quality monitoring precision correction system and parameter updating method | |
| CN112231621B (en) | Method for reducing element detection limit based on BP-adaboost | |
| CN110716500B (en) | Method and system for determining segmented modeling points of temperature sensitive interval | |
| CN116072305B (en) | Clinical trial data acquisition system | |
| CN114266537A (en) | Product performance testing system based on industrial internet | |
| CN111144021B (en) | Fuel cell life prediction method and system | |
| Ashenden et al. | Standardization of reticulocyte values in an antidoping context | |
| CN116779119A (en) | Blood storage environment supervision system suitable for blood internal medicine | |
| CN106203786A (en) | Medical laboratory's automatic assembly line indoor method of quality control and control system thereof | |
| CN115389691B (en) | Environment monitoring method based on gas chromatography instrument | |
| CN109557080B (en) | Spectral data regression method based on machine learning | |
| CN106487571B (en) | Method and device for evaluating network performance index change trend | |
| CN110887818A (en) | Blood sample analysis method, blood cell analyzer and storage medium | |
| CN116709062A (en) | Electricity consumption information acquisition equipment with detection function | |
| CN117353315A (en) | Device for controlling power generation voltage based on transient fluctuation of photovoltaic and wind power generation voltage | |
| CN116187861A (en) | Isotope-based water quality traceability monitoring method and related device | |
| US6662117B2 (en) | Particle analyzer and particle classifying method | |
| CN108037081A (en) | A kind of vinifera maturity monitoring method and system | |
| CN112424582A (en) | Method for testing blood sample, blood sample testing instrument and storage medium | |
| CN107894607A (en) | Fully automatic integral gamma-ray spectrometry analyzer | |
| CN208606794U (en) | A kind of oil-immersed power transformer fault detection system |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |