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湖泊曝气氧迁移与溶解氧预测水环境模型研究

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湖泊水环境一旦管理不善,水体容易长期处于缺氧状态.湖泊水体溶解氧水平的下降和缺乏,将给湖泊带来一系列严重危害,如引起鱼类大量死亡和白水现象等,甚至危及公共饮用水安全.湖泊水质发生缺氧恶化,需要进行水体复氧以增加水体溶解氧水平.由于湖泊自身拥有较为复杂的物理、生化结构特性,湖泊曝气复氧领域公开的研究案例与基础数据还不够丰富,通过对湖泊曝气氧迁移与溶解氧预测水环境模型进行研究,有利于从微观角度了解复氧过程中湖泊氧迁移与天然水体溶解氧变化的科学机理,为湖泊水环境综合整治与科学管理提供理论支撑.阐述了湖泊曝气氧迁移与溶解氧预测相关的两种数学模型,简要介绍了国内外相关模型的典型应用案例,并对未来的研究方向进行了展望.
Research on Water Environment Model for Oxygen Migration and Dissolved Oxygen Prediction in Lake Aeration
Once the lake water environment is poorly managed,the water body is prone to long-term hypoxia.The decrease and lack of dissolved oxygen levels in lake water will bring a series of serious hazards to the lake,such as causing a large number of fish deaths and white water phenomena,and even endangering public drinking water safety.The deterioration of lake water quality due to hypoxia,which requires water re oxygenation to increase the level of dissolved oxygen in the water.Due to the complex physical and biochemical structural characteristics of lakes themselves,the publicly available research cases and basic data in the field of lake aeration and re-oxygenation are not yet abundant.However,studying the water environment model for predicting lake aeration oxygen migra-tion and dissolved oxygen is conductive to understanding the scientific mechanism of lake oxygen migration and natural water dissolved oxygen changes during the re-oxygenation process from a micro perspective.It provides theoretical support for the comprehensive improvement and scientific management of lake water environment.This article elaborates on two mathematical models related to lake aeration oxygen migration and dissolved oxygen pre-diction,briefly introduces typical application cases of relevant models at home and abroad,and looks forward to fu-ture research directions.

Lake aerationOxygen migrationPrediction modelDissolved oxygen

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贵州财经大学 贵州贵阳 550025

湖泊曝气 氧迁移 预测模型 溶解氧

贵州省教育厅高等学校科学研究项目(青年项目)

黔教技[2022]174号

2024

科技资讯
北京国际科技服务中心 北京合作创新国际科技服务中心

科技资讯

影响因子:0.51
ISSN:1672-3791
年,卷(期):2024.22(14)
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