Pollution traceability system and method based on water quality and water quantity monitoring and analysis of drainage system

Through distributed sensor networks and multivariate analysis technology, combined with geographic information system and drainage basin model, the difficulties in identifying and positioning pollution sources in existing drainage system monitoring technologies are solved, and efficient and accurate pollution traceability and governance decision support are achieved.

CN119959494AActive Publication Date: 2025-05-09KUNMING INST OF ECOLOGICAL & ENVIRONMENTAL SCI
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Patent Information

Application Number
CN202510045348.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-01-13
Publication Date
2025-05-09
Estimated Expiration
2045-01-13

AI Technical Summary

Technical Problem

The existing drainage system monitoring technology has problems such as poor real-time, limited coverage and low monitoring efficiency, making it difficult to accurately identify and locate pollution sources, resulting in insufficient accuracy and reliability of pollution traceability.

Method used

Water quality and water volume data are collected in real time through a distributed sensor network, combined with denoising treatment and anomaly detection algorithm, and multivariate analysis and spatiotemporal correlation analysis model are used to build a nonlinear superposition effect correction model, combine geographic information system and drainage basin model to simulate the spread process of pollutants and locate the geographical location of the pollution source.

Benefits of technology

It improves the accuracy of monitoring data, effectively identifies real pollution sources, solves the problem of "false peaks" interference, realizes the accuracy and reliability of pollution traceability, provides real-time decision-making support, and guides pollution control and emergency response.

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Abstract

The invention discloses a pollution traceability system and method based on water quality and water quantity monitoring analysis of a drainage system, and particularly relates to the technical field of water quality and water quantity monitoring. Water quality and water quantity parameters are collected in real time through a distributed sensor network, and the data quality is ensured in combination with denoising processing and an anomaly detection algorithm; identifying abnormal change characteristics of pollutant concentration by using a multivariable dynamic analysis method and a time-space correlation model; a nonlinear superimposed effect correction model is constructed, false peak interference at the intersection is eliminated, and a real pollution source is positioned; a geographic information system and a drainage basin model are combined, a pollution propagation process is simulated based on a diffusion path and flow characteristics, and the geographic position of a pollution source is accurately determined; and finally, the traceability result is visually output to a user terminal, a pollution traceability report is generated, scientific treatment suggestions and multi-level alarm signals are provided, and effective technical support is provided for pollution treatment and emergency response.
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Citation Information

Patent Citations

  • River sudden water pollution early warning traceability method and system, terminal and medium

    CN111898691A

  • Water environment early warning traceability system and method based on water quantity and water quality combined management and control

    CN114723179A

  • Water quality monitoring method based on water environment portrait and pollutant traceability

    CN115545678A

  • Method for quantifying contamination grade of groundwater quality time-series data and evaluating groundwater quality grade using statistical analysis

    KR1020140067763A

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