A water quality monitoring and management method and system based on a trash rack

Abstract

The present invention provides a water quality monitoring and management method and system based on a trash rack. By acquiring the collected images of each trash rack from the upstream to the downstream in the monitoring area, and determining the pollution situation of each trash rack based on the collected images, real-time acquisition of intelligent information is realized, providing a basis for water quality monitoring. Based on the pollution situation of each trash rack, combined with the positional distribution relationship of all trash racks, the overall pollution situation of the monitoring area is determined, realizing water quality analysis from the local to the whole, ensuring the comprehensiveness and accuracy of water quality analysis. Based on the surrounding environment information of the monitoring area, combined with the overall pollution situation, the pollution source is determined, realizing the determination of the source of the pollution source. Based on the overall pollution situation and the pollution source, the water quality management strategy for sewage treatment and source control is determined, and the optimal management of water quality is realized through the combination of sewage treatment and source control.

Description

Technical Field

[0001] The present invention relates to the technical field of water quality management, and particularly relates to a water quality monitoring and management method and system based on a trash rack. Background Art

[0002] Trash racks are usually used in water conservancy projects, such as reservoirs, hydropower stations, sewage treatment plants, etc. Their main function is to intercept floating objects and large particle pollutants in water to prevent them from entering subsequent equipment and causing blockage or damage.

[0003] Water quality detection can evaluate the health status of water bodies, promptly detect pollution sources and take treatment measures to maintain ecological balance. In addition, the quality of water directly affects the quality of industrial production and agricultural planting. Through water quality detection, it can be ensured that the water resources used in the production process meet the standards and improve the quality of products and services. Traditional water quality monitoring usually relies on fixed monitoring stations or manual sampling, which may have problems such as limited coverage, poor real-time performance, high costs, etc., and existing monitoring means mostly focus on the static analysis of water quality indicators and lack dynamic tracking of pollutant sources. Summary of the Invention

[0004] The present invention provides a water quality monitoring and management method and system based on a trash rack to solve the problems raised in the background art.

[0005] A water quality monitoring and management method based on a trash rack includes:

[0006] S1: Obtain the collected images of each trash rack from upstream to downstream in the monitoring area, and determine the pollution situation of each trash rack based on the collected images;

[0007] S2: Based on the pollution situation of each trash rack, combined with the positional distribution relationship of all trash racks, determine the overall pollution situation of the monitoring area;

[0008] S3: Based on the surrounding environment information of the monitoring area, combined with the overall pollution situation, determine the pollution source;

[0009] S4: Based on the overall pollution situation and the pollution source, determine the water quality management strategy for sewage treatment and source control.

[0010] Preferably, in S1, obtaining the collected images of each trash rack from upstream to downstream in the monitoring area includes:

[0011] Performing real-time image acquisition on the trash rack area based on the image acquisition device set for each trash rack to obtain the collected images;

[0012] Transmitting the collected images to the monitoring and management platform through a wireless transmission device.

[0013] Preferably, in S1, determining the pollution condition of each trash rack based on the acquired image includes:

[0014] Performing image preprocessing on the acquired image to obtain a target image;

[0015] Inputting the target image into a pre-trained pollutant recognition model to obtain pollutant marking information in the target image, and based on the marking information, determining the pollutant type in the trash rack and the proportion of the quantity of each pollutant type.

[0016] Preferably, in S2, determining the overall pollution condition of the monitoring area based on the pollution condition of each trash rack and combining the positional distribution relationship of all trash racks includes:

[0017] Based on the positional distribution relationship of all trash racks, sorting the water areas between two adjacent trash racks according to the rule that the upstream position is in the front to obtain multiple water areas;

[0018] Sequentially obtaining the type difference of the pollutant types and the proportion difference of the proportion of the quantity of each pollutant type in the pollution conditions of the two trash racks above and below the water area;

[0019] Based on the type difference, determining the unique pollution type of the corresponding water area, and based on the proportion difference, determining the regional proportion of each pollutant type in the corresponding water area;

[0020] Based on the acquired image of each trash rack, determining the intercepted pollutant area of each trash rack, and based on the intercepted pollutant area, determining the pollutant treatment weight of the corresponding trash rack;

[0021] Based on the pollutant treatment weights of the two trash racks above and below the water area, determining the main correction coefficient, and based on the weight difference of the pollutant treatment weights of the two trash racks above and below, determining the secondary correction coefficient;

[0022] Based on the main correction coefficient and the secondary correction coefficient, correcting the regional proportion of each pollutant type in the corresponding water area to obtain the target regional proportion of each pollutant type;

[0023] Based on the pollutant treatment weights of the two trash racks above and below the water area, sequentially determining the influence weight on the adjacent next water area;

[0024] Based on the influence weight on the adjacent next water area, correcting the regional proportion of each pollutant type in the adjacent next water area, and finally obtaining the target regional proportion of each pollutant type in each water area;

[0025] Based on the target regional proportion of each pollutant type and the unique pollution type in each water area, obtaining the overall pollution condition of the monitoring area.

[0026] Preferably, based on the pollutant treatment weights of the upper and lower trash racks in the water area, the influence weight on the adjacent next water area is determined in sequence, including:

[0027] Determining the first weight based on the difference between the weighted average of the pollutant treatment weights of the upper and lower trash racks in the water intake area and the preset standard weight;

[0028] Determining the second weight based on the ratio between the area of the water area and the area of the adjacent next water area;

[0029] Determining the influence weight on the adjacent next water area based on the first weight and the second weight.

[0030] Preferably, in S3, based on the surrounding environmental information of the monitoring area and combined with the overall pollution situation, the pollution source is determined, including:

[0031] Determining the activity area from the surrounding environmental information of the monitoring area, determining the possible pollution points based on the activity characteristics of the activity area, determining the possible pollutants based on the information of the possible pollution points, and determining the predicted proportion of the possible pollutants;

[0032] Obtaining the target unique pollution type of the area related to the possible pollution point from the overall pollution situation, matching the target unique pollution type with the possible pollutants, and selecting the target pollution point from the possible pollution points according to the matching result;

[0033] Obtaining the target pollutant types and their corresponding target area proportions matching the relevant area from the overall pollution situation;

[0034] Matching the predicted proportion of the possible pollutants of the target pollution point with the target pollutant types and their corresponding target area proportions, and judging whether the target area proportion is consistent with the predicted proportion according to the matching result;

[0035] If so, taking the target pollution point as the pollution source;

[0036] Otherwise, obtaining the supplementary pollution points matching the proportion difference between the target area proportion and the predicted proportion from the possible pollution points, and taking the supplementary pollution points and the target pollution points as the pollution sources.

[0037] Preferably, obtaining the supplementary pollution points matching the proportion difference between the target area proportion and the predicted proportion from the possible pollution points includes:

[0038] Obtaining the proportion difference between the target area proportion and the predicted proportion, and its corresponding supplementary pollution type, and combining the actual numerical distribution of the target pollutant types, and determining the actual numerical distribution of the supplementary pollution type in combination with the proportion difference between the target area proportion and the predicted proportion;

[0039] Match the actual numerical distribution of the supplementary pollution type with the pollutant distribution at the possible pollution points to obtain the supplementary pollution points.

[0040] Preferably, in S4, based on the overall pollution situation and the pollution source, determine the water quality management strategy for sewage treatment and source control, including:

[0041] Determine the pollution degree based on the overall pollution situation, obtain the sewage treatment plan matching the pollution degree from the treatment plan library, and optimize the sewage treatment plan based on the regional characteristics of the monitoring area to obtain the target sewage treatment plan;

[0042] Establish the emission standards for the pollution source based on the production activities of the pollution source.

[0043] Preferably, based on the overall pollution situation and the pollution source, determining the water quality management strategy for sewage treatment and source control further includes:

[0044] Generate the water quality management strategy based on the target sewage treatment plan and the emission standards for the pollution source;

[0045] Establish the supervision rules for water quality management based on the water quality management strategy, establish the early warning mode based on the supervision rules, and give early warning reminders when the human behavior does not meet the supervision rules.

[0046] A water quality monitoring and management system based on a trash rack, including:

[0047] The acquisition and analysis module is used to obtain the acquisition images of each trash rack from the upstream to the downstream in the monitoring area, and determine the pollution situation of each trash rack based on the acquisition images;

[0048] The pollution determination module is used to determine the overall pollution situation of the monitoring area based on the pollution situation of each trash rack and the positional distribution relationship of all trash racks;

[0049] The source determination module is used to determine the pollution source based on the surrounding environmental information of the monitoring area and the overall pollution situation;

[0050] The management module is used to determine the water quality management strategy for sewage treatment and source control based on the overall pollution situation and the pollution source.

[0051] Compared with the prior art, the present invention has achieved the following beneficial effects:

[0052] By acquiring the captured images of each trash rack from the upstream to the downstream of the monitoring area and determining the pollution condition of each trash rack based on the captured images, real-time acquisition of intelligent information is achieved, providing a basis for water quality monitoring. Based on the pollution condition of each trash rack and combining the positional distribution relationship of all trash racks, the overall pollution condition of the monitoring area is determined, realizing water quality analysis from the local to the whole, ensuring the comprehensiveness and accuracy of water quality analysis. Based on the surrounding environmental information of the monitoring area and combining the overall pollution condition, the pollution source is determined, realizing the determination of the source of the pollution source. Based on the overall pollution condition and the pollution source, a water quality management strategy for sewage treatment and source control is determined, and through the combination of sewage treatment and source control, the optimal management of water quality is achieved.

[0053] Other features and advantages of the present invention will be described in the following specification, and in part, will be obvious from the specification, or will be understood by implementing the present invention. The objectives and other advantages of the present invention can be realized and obtained by the structure specifically pointed out in this application document.

[0054] The technical solution of the present invention will be further described in detail below through the accompanying drawings and embodiments. Description of the Drawings

[0055] The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention, and do not constitute a limitation to the present invention. In the accompanying drawings:

[0056] Figure 1 is a flowchart of a water quality monitoring and management method based on a trash rack in an embodiment of the present invention;

[0057] Figure 2 is a flowchart of determining the pollution source in an embodiment of the present invention;

[0058] Figure 3 is a structural diagram of a water quality monitoring and management system based on a trash rack in an embodiment of the present invention. Detailed Embodiments

[0059] The following describes the preferred embodiments of the present invention with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0060] Embodiment 1:

[0061] The embodiment of the present invention provides a water quality monitoring and management method based on a trash rack, as Figure 1 shown, including:

[0062] S1: Acquire the captured images of each trash rack from the upstream to the downstream of the monitoring area, and determine the pollution condition of each trash rack based on the captured images;

[0063] S2: Based on the pollution conditions of each trash rack and in combination with the positional distribution relationship of all the trash racks, determine the overall pollution condition of the monitoring area;

[0064] S3: Based on the surrounding environmental information of the monitoring area and in combination with the overall pollution condition, determine the pollution source;

[0065] S4: Based on the overall pollution condition and the pollution source, determine the water quality management strategy for sewage treatment and source control.

[0066] In this embodiment, the pollution conditions of the trash rack include the types and quantities of pollutants, and the overall pollution condition is the water quality pollution distribution of the determined monitoring area.

[0067] In this embodiment, the surrounding environmental information of the monitoring area includes information such as factories, work operations, and residents' lives.

[0068] The beneficial effects of the above design solution are as follows: By acquiring the captured images of each trash rack from the upstream to the downstream of the monitoring area and determining the pollution conditions of each trash rack based on the captured images, real-time acquisition of intelligent information is achieved, providing a basis for water quality monitoring. Based on the pollution conditions of each trash rack and in combination with the positional distribution relationship of all the trash racks, determine the overall pollution condition of the monitoring area, realizing water quality analysis from the local to the whole, ensuring the comprehensiveness and accuracy of water quality analysis. Based on the surrounding environmental information of the monitoring area and in combination with the overall pollution condition, determine the pollution source, realizing the determination of the source of the pollution source. Based on the overall pollution condition and the pollution source, determine the water quality management strategy for sewage treatment and source control, and through the combination of sewage treatment and source control, achieve the optimal management of water quality.

[0069] Embodiment 2:

[0070] Based on Embodiment 1, the embodiment of the present invention provides a water quality monitoring and management method based on a trash rack. In the above S1, acquiring the captured images of each trash rack from the upstream to the downstream of the monitoring area includes:

[0071] Based on the image acquisition device set for each trash rack, perform real-time image acquisition on the trash rack area to obtain the captured images;

[0072] Transmit the captured images to the monitoring and management platform through a wireless transmission device.

[0073] The beneficial effects of the above design solution are as follows: By performing real-time image acquisition on the trash rack area based on the image acquisition device set for each trash rack to obtain the captured images and transmitting the captured images to the monitoring and management platform through a wireless transmission device, real-time acquisition of trash rack information is achieved, providing an information basis for water quality monitoring.

[0074] Example 3:

[0075] Based on Example 1, an embodiment of the present invention provides a water quality monitoring and management method based on a trash rack. In S1, determining the pollution situation of each trash rack based on the collected images includes:

[0076] Performing image preprocessing on the collected images to obtain target images;

[0077] Inputting the target images into a pre-trained pollutant recognition model to obtain pollutant marking information in the target images. Based on the marking information, determining the types of pollutants in the trash rack and the proportion of the quantity of each type of pollutant.

[0078] In this embodiment, the pre-trained pollutant recognition model is trained based on historical image data and is updated and optimized in real time based on real-time monitoring results to ensure the performance of the model.

[0079] The beneficial effects of the above design are as follows: By performing image preprocessing on the collected images to obtain target images, inputting the target images into a pre-trained pollutant recognition model to obtain pollutant marking information in the target images, and based on the marking information, determining the types of pollutants in the trash rack and the proportion of the quantity of each type of pollutant, it provides a basis for the overall analysis of the further monitoring area and for water quality monitoring and management.

[0080] Example 4:

[0081] Based on Example 1, an embodiment of the present invention provides a water quality monitoring and management method based on a trash rack. In S2, determining the overall pollution situation of the monitoring area based on the pollution situation of each trash rack and combining the positional distribution relationship of all trash racks includes:

[0082] Based on the positional distribution relationship of all trash racks, sorting the water areas between two adjacent trash racks according to the rule that the upstream position is in front to obtain multiple water areas;

[0083] Sequentially obtaining the type differences of the pollutant types and the proportion differences of the proportion of the quantity of each type of pollutant in the pollution situations of the upper and lower trash racks of the water areas;

[0084] Based on the type differences, determining the unique pollution types of the corresponding water areas, and based on the proportion differences, determining the regional proportions of each type of pollutant in the corresponding water areas;

[0085] Based on the collected images of each trash rack, determining the intercepted pollutant area of each trash rack, and based on the intercepted pollutant area, determining the pollutant treatment weight of the corresponding trash rack;

[0086] Based on the pollutant treatment weights of the upper and lower trash racks in the water area, a primary correction factor is determined, and based on the weight difference of the pollutant treatment weights of the upper and lower trash racks, a secondary correction factor is determined;

[0087] Based on the primary correction coefficient and the secondary correction coefficient, the area proportion of each pollutant type in the corresponding water area is corrected to obtain the target area proportion of each pollutant type;

[0088] Based on the pollutant treatment weights of the upper and lower trash racks of the water area, the impact weights on the next adjacent water area are determined in sequence;

[0089] Based on the impact weight of the next adjacent water area, the regional proportion of each pollutant type in the next adjacent water area is corrected, and finally the target regional proportion of each pollutant type in each water area is obtained;

[0090] Based on the target area proportion and unique pollution type of each pollutant type in each water area, the overall pollution situation of the monitored area is obtained.

[0091] In this embodiment, the water areas in two adjacent trash racks are sorted according to the rule that the upstream position is forward, and multiple water areas are obtained in order to subsequently determine the influence of the upstream area on the downstream area.

[0092] In this embodiment, the pollutant treatment weight corresponding to the trash rack is determined based on the pollutant interception area in order to subsequently eliminate the impact of the trash rack's interception capacity on water area pollution.

[0093] In this embodiment, the greater the pollutant treatment weights of the upper and lower trash racks, the smaller the primary correction coefficient, and the greater the weight difference between the pollutant treatment weights of the upper and lower trash racks, the greater the secondary correction coefficient.

[0094] In this embodiment, the area proportion of each pollutant type in the corresponding water area is corrected based on the main correction coefficient and the secondary correction coefficient, with the main correction coefficient playing a major role in the correction and the secondary correction coefficient playing an auxiliary role.

[0095] In this embodiment, the regional proportion of each pollutant type in the adjacent next water area is corrected based on the influence weight on the adjacent next water area. In addition to the main correction coefficient and the secondary correction coefficient, the influence weight of the adjacent upstream on the adjacent next water area is added to correct the regional proportion, taking into account the influence of the upstream on the current area.

[0096] The beneficial effects of the above design solution are as follows: By based on the pollution conditions of each trash rack, combined with the positional distribution relationship of all trash racks, sequentially obtain the type differences of pollutant types in the pollution conditions of the upper and lower trash racks in the water area, as well as the ratio differences of the pollutant quantity ratios of each pollutant type. Consider the pollutant interception ability of each trash rack to correct the pollution conditions, and consider the influence of the upstream during the correction process to ensure the accuracy of the overall pollution conditions of the monitored area, providing a basis for water quality management.

[0097] Example 5:

[0098] Based on Example 4, an embodiment of the present invention provides a water quality monitoring and management method based on a trash rack. Based on the pollutant treatment weights of the upper and lower trash racks in the water area, sequentially determine the influence weights on the adjacent next water area, including:

[0099] Obtain the difference between the weight average of the pollutant treatment weights of the upper and lower trash racks in the water intake area and the preset standard weight to determine the first weight;

[0100] Based on the ratio between the area of the water area and the area of the adjacent next water area, determine the second weight;

[0101] Based on the first weight and the second weight, determine the influence weight on the adjacent next water area.

[0102] The beneficial effects of the above design solution are as follows: By considering the magnitude of the pollutant treatment weight and the area situation of the water area to determine the influence weight on the adjacent next water area, ensure the accuracy of the obtained influence weight, and provide a basis for further determining the pollution conditions of the adjacent next water area.

[0103] Example 6:

[0104] Based on Example 1, an embodiment of the present invention provides a water quality monitoring and management method based on a trash rack, as Figure 2 shown. In S3, based on the surrounding environment information of the monitoring area, combined with the overall pollution situation, determine the pollution source, including:

[0105] Determine the activity area from the surrounding environment information of the monitoring area, determine the possible pollution points based on the activity characteristics of the activity area, and based on the information of the possible pollution points, determine the possible pollutants and determine the predicted ratio of the possible pollutants;

[0106] Obtain the target unique pollution type of the area related to the possible pollution point from the overall pollution situation, match the target unique pollution type with the possible pollutants, and select the target pollution point from the possible pollution points according to the matching result;

[0107] Obtain the target pollutant types that match the relevant area and their corresponding target area proportions from the overall pollution situation;

[0108] Match the predicted proportions of the possible pollutants at the target pollution point with the target pollutant types and their corresponding target area proportions, and determine whether the target area proportion is consistent with the predicted proportion according to the matching result;

[0109] If so, regard the target pollution point as the pollution source;

[0110] Otherwise, obtain supplementary pollution points that match the proportion difference between the target area proportion and the predicted proportion from the possible pollution points, and regard the supplementary pollution points and the target pollution point as the pollution sources.

[0111] In this embodiment, when the target area proportion is consistent with the predicted proportion, it indicates that all pollution sources have been found. Otherwise, it means that there are still pollution sources that have not been discovered.

[0112] The beneficial effects of the above design scheme are as follows: By initially determining the pollution source by obtaining the target unique pollution types in the relevant area related to the possible pollution points based on the overall pollution situation, the efficiency of determining the pollution source is improved. Then, by matching the predicted proportions of the possible pollutants at the target pollution point with the target pollutant types and their corresponding target area proportions, the missing pollution sources are determined, ensuring the comprehensiveness and accuracy of determining the pollution source, and providing a basis for further water quality management.

[0113] Embodiment 7:

[0114] Based on Embodiment 6, the embodiment of the present invention provides a water quality monitoring and management method based on a trash rack. The step of obtaining supplementary pollution points that match the proportion difference between the target area proportion and the predicted proportion from the possible pollution points includes:

[0115] Obtain the proportion difference between the target area proportion and the predicted proportion, and its corresponding supplementary pollution types, and combine the actual numerical distribution of the target pollutant types. Combine the proportion difference between the target area proportion and the predicted proportion to determine the actual numerical distribution of the supplementary pollution types;

[0116] Match the actual numerical distribution of the supplementary pollution types with the pollutant distribution of the possible pollution points to obtain supplementary pollution points.

[0117] The beneficial effects of the above design scheme are as follows: By determining the supplementary pollution points through the pollution type, proportion and actual numerical wind girl, the accuracy of the obtained supplementary pollution points is ensured, providing a basis for water quality management.

[0118] Embodiment 8:

[0119] Based on Embodiment 1, an embodiment of the present invention provides a water quality monitoring and management method based on a trash rack. In S4, based on the overall pollution situation and pollution sources, a water quality management strategy for sewage treatment and source control is determined, including:

[0120] Determine the pollution degree based on the overall pollution situation, obtain a sewage treatment plan matching the pollution degree from the treatment plan library, and optimize the sewage treatment plan based on the regional characteristics of the monitoring area to obtain a target sewage treatment plan;

[0121] Establish an emission standard for the pollution source based on the production activities of the pollution source.

[0122] In this embodiment, the treatment plan library is preset according to historical sewage treatment.

[0123] The beneficial effects of the above design are as follows: Determine the pollution degree based on the overall pollution situation, obtain a sewage treatment plan matching the pollution degree from the treatment plan library, and optimize the sewage treatment plan based on the regional characteristics of the monitoring area to obtain a target sewage treatment plan. Establish an emission standard for the pollution source based on the production activities of the pollution source. Through the combination of sewage treatment and source control, the optimal management of water quality is achieved.

[0124] Embodiment 9:

[0125] Based on Embodiment 8, an embodiment of the present invention provides a water quality monitoring and management method based on a trash rack. In S4, based on the overall pollution situation and pollution sources, a water quality management strategy for sewage treatment and source control is determined, and further includes:

[0126] Generate a water quality management strategy based on the target sewage treatment plan and the emission standard for the pollution source;

[0127] Establish a supervision rule for water quality management based on the water quality management strategy, establish an early warning mode based on the supervision rule, and give an early warning reminder when the human behavior does not meet the supervision rule.

[0128] In this embodiment, establishing an early warning mode based on the supervision rule is carried out through actual devices, such as monitoring, sensor and other devices for real-time supervision.

[0129] The beneficial effects of the above design are as follows: Through the combination of sewage treatment and source control, and specifying corresponding supervision rules for actual instruction supervision, the real-time management of water quality is achieved.

[0130] Embodiment 10:

[0131] An embodiment of the present invention provides a water quality monitoring and management system based on a trash rack, as Figure 3As shown, it includes:

[0132] A collection and analysis module, configured to obtain the collected images of each trash rack from upstream to downstream in the monitoring area, and determine the pollution condition of each trash rack based on the collected images;

[0133] A pollution determination module, configured to determine the overall pollution condition of the monitoring area based on the pollution condition of each trash rack and in combination with the positional distribution relationship of all trash racks;

[0134] A pollution source determination module, configured to determine the pollution source based on the surrounding environment information of the monitoring area and in combination with the overall pollution condition;

[0135] A management module, configured to determine the water quality management strategy for sewage treatment and source control based on the overall pollution condition and the pollution source.

[0136] In this embodiment, the pollution condition of the trash rack includes the type and quantity of pollutants, and the overall pollution condition is the water quality pollution distribution of the determined monitoring area.

[0137] In this embodiment, the surrounding environment information of the monitoring area includes information such as factories, work operations, and residents' lives.

[0138] The beneficial effects of the above design are as follows: By obtaining the collected images of each trash rack from upstream to downstream in the monitoring area and determining the pollution condition of each trash rack based on the collected images, real-time intelligent information acquisition is realized, providing a basis for water quality monitoring. Based on the pollution condition of each trash rack and in combination with the positional distribution relationship of all trash racks, the overall pollution condition of the monitoring area is determined, realizing water quality analysis from local to overall and ensuring the comprehensiveness and accuracy of water quality analysis. Based on the surrounding environment information of the monitoring area and in combination with the overall pollution condition, the pollution source is determined, realizing the determination of the source of the pollution source. Based on the overall pollution condition and the pollution source, the water quality management strategy for sewage treatment and source control is determined, and the optimal management of water quality is realized through the combination of sewage treatment and source control.

[0139] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of this application document and its equivalent technologies, the present invention is also intended to include these changes and modifications.

Claims

1. A water quality monitoring and management method based on a trash rack, characterized in that, Including: S1: Obtain the collected images of each trash rack from the upstream to the downstream of the monitoring area, and determine the pollution condition of each trash rack based on the collected images; S2: Based on the pollution condition of each trash rack, combined with the positional distribution relationship of all the trash racks, determine the overall pollution condition of the monitoring area; S3: Based on the surrounding environment information of the monitoring area, combined with the overall pollution condition, determine the pollution source; S4: Based on the overall pollution condition and the pollution source, determine the water quality management strategy for sewage treatment and source control; In the above S1, determining the pollution condition of each trash rack based on the collected images includes: Perform image preprocessing on the collected images to obtain target images; Input the target images into a pre-trained pollutant recognition model to obtain pollutant marking information in the target images, and based on the marking information, determine the pollutant types in the trash rack and the proportion of the quantity of each pollutant type; In the above S2, based on the pollution condition of each trash rack, combined with the positional distribution relationship of all the trash racks, determining the overall pollution condition of the monitoring area includes: Based on the positional distribution relationship of all the trash racks, sort the water areas between two adjacent trash racks according to the rule that the upstream position is in the front to obtain multiple water areas; Sequentially obtain the type differences of the pollutant types in the pollution conditions of the upper and lower trash racks of the water area, and the proportion differences of the proportion of the quantity of each pollutant type; Based on the type differences, determine the unique pollution types of the corresponding water areas, and based on the proportion differences, determine the regional proportions of each pollutant type in the corresponding water areas; Based on the collected images of each trash rack, determine the intercepted pollutant area of each trash rack, and based on the intercepted pollutant area, determine the pollutant treatment weight of the corresponding trash rack; Based on the pollutant treatment weights of the upper and lower trash racks of the water area, determine the main correction coefficient, and based on the weight difference of the pollutant treatment weights of the upper and lower trash racks, determine the secondary correction coefficient; Based on the main correction coefficient and the secondary correction coefficient, correct the regional proportions of each pollutant type in the corresponding water area to obtain the target regional proportions of each pollutant type; Based on the pollutant treatment weights of the upper and lower trash racks of the water area, sequentially determine the influence weights on the adjacent next water area; Based on the influence weights on the adjacent next water area, correct the regional proportions of each pollutant type in the adjacent next water area, and finally obtain the target regional proportions of each pollutant type in each water area; Based on the target regional proportions of each pollutant type and the unique pollution types in each water area, obtain the overall pollution condition of the monitoring area.

2. The water quality monitoring and management method based on a trash rack according to claim 1, wherein, In the above S1, obtaining the collected images of each trash rack from the upstream to the downstream of the monitoring area includes: Based on the image acquisition device set for each trash rack, perform real-time image acquisition on the trash rack area to obtain the collected images; Transmit the collected images to the monitoring and management platform through a wireless transmission device.

3. The water quality monitoring and management method based on a trash rack according to claim 1, characterized in that, Based on the pollutant treatment weights of the upper and lower trash racks of the water area, sequentially determining the influence weights on the adjacent next water area includes: Determine the first weight based on the difference between the weighted mean of the pollutant treatment weights of the upper and lower trash racks in the water intake area and the preset standard weight; Determine the second weight based on the ratio between the area of the water area and the area of the adjacent next water area; Determine the influence weight on the adjacent next water area based on the first weight and the second weight.

4. A water quality monitoring and management method based on a trash rack according to claim 1, characterized in that, In step S3, based on the surrounding environment information of the monitoring area and combined with the overall pollution situation, determine the pollution source, including: Determine the activity area from the surrounding environment information of the monitoring area, determine the possible pollution points based on the activity characteristics of the activity area, determine the possible pollutants based on the information of the possible pollution points, and determine the predicted proportion of the possible pollutants; Obtain the target unique pollution type of the area related to the possible pollution point from the overall pollution situation, match the target unique pollution type with the possible pollutants, and select the target pollution point from the possible pollution points according to the matching result; Obtain the target pollutant types and their corresponding target area proportions of the area related to the overall pollution situation from the overall pollution situation; Match the predicted proportion of the possible pollutants of the target pollution point with the target pollutant types and their corresponding target area proportions, and determine whether the target area proportion and the predicted proportion are consistent according to the matching result; If so, take the target pollution point as the pollution source; Otherwise, obtain the supplementary pollution points that match the proportion difference between the target area proportion and the predicted proportion from the possible pollution points, and take the supplementary pollution points and the target pollution points as the pollution sources.

5. A water quality monitoring and management method based on a trash rack according to claim 4, characterized in that, The step of obtaining the supplementary pollution points that match the proportion difference between the target area proportion and the predicted proportion from the possible pollution points includes: Obtain the proportion difference between the target area proportion and the predicted proportion, and its corresponding supplementary pollution type, and combine the actual numerical distribution of the target pollutant types, and combine the proportion difference between the target area proportion and the predicted proportion to determine the actual numerical distribution of the supplementary pollution type; Match the actual numerical distribution of the supplementary pollution type with the pollutant distribution of the possible pollution points to obtain the supplementary pollution points.

6. The water quality monitoring and management method based on a trash rack according to claim 1, wherein In step S4, based on the overall pollution situation and the pollution source, determine the water quality management strategy for sewage treatment and source control, including: Determine the pollution degree based on the overall pollution situation, obtain the sewage treatment plan that matches the pollution degree from the treatment plan library, and optimize the sewage treatment plan based on the regional characteristics of the monitoring area to obtain the target sewage treatment plan; Establish the emission standards for the pollution source based on the production activities of the pollution source.

7. The water quality monitoring and management method based on a trash rack according to claim 6, wherein, In step S4, based on the overall pollution situation and the pollution source, determining the water quality management strategy for sewage treatment and source control further includes: Generate the water quality management strategy based on the target sewage treatment plan and the emission standards for the pollution source; Establish the supervision rules for water quality management based on the water quality management strategy, establish the early warning mode based on the supervision rules, and give early warning reminders when the human behavior does not meet the supervision rules.

8. A water quality monitoring and management system based on a trash rack, which is used in the water quality monitoring and management method as described in claim 1, characterized in that Include: The acquisition and analysis module is used to acquire the acquisition images of each trash rack from the upstream to the downstream of the monitoring area, and determine the pollution situation of each trash rack based on the acquisition images; A pollution determination module, which is used to determine the overall pollution situation of the monitoring area based on the pollution situation of each trash rack and in combination with the positional distribution relationship of all trash racks; A source determination module, which is used to determine the pollution source based on the surrounding environment information of the monitoring area and in combination with the overall pollution situation; A management module, which is used to determine the water quality management strategy for sewage treatment and source control based on the overall pollution situation and the pollution source.

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