Study on salt deposition distribution and environmental effect of seawater cooling tower

Abstract A three-dimensional numerical simulation model was developed to examine the dispersion and migration of droplets in large, naturally ventilated seawater cooling towers, as well as the pattern of salt deposition influenced by nearby buildings and crosswinds. Following a comprehensive hydroge...

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Main Authors: Lujun Li, Qing Zhu, Xiaojun Song
Format: Article
Language:English
Published: Nature Portfolio 2025-04-01
Series:Scientific Reports
Subjects:
Online Access:https://doi.org/10.1038/s41598-025-88360-2
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author Lujun Li
Qing Zhu
Xiaojun Song
author_facet Lujun Li
Qing Zhu
Xiaojun Song
author_sort Lujun Li
collection DOAJ
description Abstract A three-dimensional numerical simulation model was developed to examine the dispersion and migration of droplets in large, naturally ventilated seawater cooling towers, as well as the pattern of salt deposition influenced by nearby buildings and crosswinds. Following a comprehensive hydrogeological survey at the site, we analyzed the effects of salt deposition on the salinity of surface water, paddy fields, and soil. Additionally, a seed planting trial was conducted to observe the growth of wheat in 11 different soil salinity conditions. The findings revealed that salt deposition did not alter the classifications of surface water quality, paddy water functionality, or soil salinization. However, soil salinity significantly affected the germination rate, bud length, bud fresh weight, and root-to-shoot ratio of the wheat variety Cangmai 6002. Assuming no erosion or dilution from rainfall, the soil salinity remained under 0.2% for 40 years, not impacting wheat yield.
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issn 2045-2322
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publishDate 2025-04-01
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spelling doaj-art-e8dc1915e416446981b2d98c46393c332025-08-20T03:06:57ZengNature PortfolioScientific Reports2045-23222025-04-0115111310.1038/s41598-025-88360-2Study on salt deposition distribution and environmental effect of seawater cooling towerLujun Li0Qing Zhu1Xiaojun Song2China Institute of Water Resources and Hydropower ResearchChina Institute of Water Resources and Hydropower ResearchChina Institute of Water Resources and Hydropower ResearchAbstract A three-dimensional numerical simulation model was developed to examine the dispersion and migration of droplets in large, naturally ventilated seawater cooling towers, as well as the pattern of salt deposition influenced by nearby buildings and crosswinds. Following a comprehensive hydrogeological survey at the site, we analyzed the effects of salt deposition on the salinity of surface water, paddy fields, and soil. Additionally, a seed planting trial was conducted to observe the growth of wheat in 11 different soil salinity conditions. The findings revealed that salt deposition did not alter the classifications of surface water quality, paddy water functionality, or soil salinization. However, soil salinity significantly affected the germination rate, bud length, bud fresh weight, and root-to-shoot ratio of the wheat variety Cangmai 6002. Assuming no erosion or dilution from rainfall, the soil salinity remained under 0.2% for 40 years, not impacting wheat yield.https://doi.org/10.1038/s41598-025-88360-2Seawater cooling towerSalt depositionNumerical simulationEnvironmental impactBreeding experiment
spellingShingle Lujun Li
Qing Zhu
Xiaojun Song
Study on salt deposition distribution and environmental effect of seawater cooling tower
Scientific Reports
Seawater cooling tower
Salt deposition
Numerical simulation
Environmental impact
Breeding experiment
title Study on salt deposition distribution and environmental effect of seawater cooling tower
title_full Study on salt deposition distribution and environmental effect of seawater cooling tower
title_fullStr Study on salt deposition distribution and environmental effect of seawater cooling tower
title_full_unstemmed Study on salt deposition distribution and environmental effect of seawater cooling tower
title_short Study on salt deposition distribution and environmental effect of seawater cooling tower
title_sort study on salt deposition distribution and environmental effect of seawater cooling tower
topic Seawater cooling tower
Salt deposition
Numerical simulation
Environmental impact
Breeding experiment
url https://doi.org/10.1038/s41598-025-88360-2
work_keys_str_mv AT lujunli studyonsaltdepositiondistributionandenvironmentaleffectofseawatercoolingtower
AT qingzhu studyonsaltdepositiondistributionandenvironmentaleffectofseawatercoolingtower
AT xiaojunsong studyonsaltdepositiondistributionandenvironmentaleffectofseawatercoolingtower