A river algal density measurement method based on water conductivity

By constructing a time-varying relationship between algal density and conductivity, the influence of sediment is shielded, enabling efficient and accurate algal density measurement and solving the problem of algal density detection in rivers with high sediment content.

CN122409416APending Publication Date: 2026-07-17NORTH CHINA UNIV OF WATER RESOURCES & ELECTRIC POWER
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Patent Information

Application Number
CN202610750317.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-05-28
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies are insufficient for efficiently and accurately measuring algae density in rivers with high sediment content. Traditional methods are greatly affected by solid particulate matter and have low accuracy.

Method used

By establishing a matching relationship between the density and conductivity of river algae over time, and utilizing the influence of algal cell growth and reproduction on conductivity, a function model is constructed to shield the influence of solid particulate matter and achieve algal density detection.

Benefits of technology

It improves the efficiency and accuracy of algae density measurement, and is particularly suitable for rivers with high sediment content. It reduces human error and sediment interference, and achieves efficient and accurate algae density detection.

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Abstract

本发明公开了一种基于水体电导率的河流藻密度测量方法,其特征在于,事先通过采样检测分析,获得河水藻密度和对应的河水电导率随时间变化情况的匹配关系;检测时,通过河水采样检测河水电导率随培养时间变化情况,通过匹配关系得到其对应的河水藻密度。本发明能够更好地避免水中固态颗粒物含量的影响,更加高效,精确地实现河流藻密度测量。
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