一种基于信息融合的水污染数值溯源方法

By employing an information fusion method within a Bayesian framework, combining a hydrodynamic-water quality coupling model and a Bayesian inference model, the problem of heterogeneous response characteristics of multiple pollutants in water pollution source tracing was solved, achieving higher source tracing accuracy and stability.

CN121009434BActive Publication Date: 2026-07-17POWERCHINA WATER ENVIRONMENT GOVERANCE +1

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
POWERCHINA WATER ENVIRONMENT GOVERANCE
Filing Date
2025-07-28
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies struggle to effectively utilize the heterogeneous response characteristics of multiple pollutants in water pollution source tracing, resulting in insufficient accuracy and reliability in source tracing.

Method used

An information fusion method based on a Bayesian framework is adopted. By using weighted information fusion technology, combined with a one-dimensional hydrodynamic-water quality coupling model and a Bayesian inference source tracing model, the pollution source parameters are iteratively updated using monitoring data, thereby improving the accuracy and stability of source tracing.

Benefits of technology

The simplified calculation process improves the accuracy and stability of water pollution source tracing and enhances the certainty of pollution source identification.

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Abstract

本发明公开了一种基于信息融合的水污染数值溯源方法,包括采集监测数据,建立一维水动力‑水质耦合模型,构建贝叶斯推理溯源模型,迭代更新,似然函数加权,基于加权后的似然函数获得融合后的污染源项参数,完成溯源。本发明提供的一种基于信息融合的水污染数值溯源方法,针对单一污染物多个参数的基于信息融合的溯源方法,简化了原有的计算过程以及对数据量的要求,在贝叶斯框架中进行加权信息融合,提高了溯源的稳定性与精度。
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