城市降雨条件下生物滞留池对多环芳烃的削减效果研究
作者:
作者单位:

(1.河海大学水灾害防御全国重点实验室,江苏 南京 210098;2.河海大学洪涝灾害风险预警与防控应急管理部重点实验室,江苏 南京 210098;3. 河海大学水文水资源学院,江苏 南京 210098 )

作者简介:

栾清华(1978—),女,正高级实验师,博士,主要从事水文水资源研究。E-mail:caro197011202@163.com

基金项目:

国家自然科学基金项目(52379008,42301015)


Study on reduction effect of polycyclic aromatic hydrocarbons by bioretention ponds under urban rainfall conditions//
Author:
  • LUAN Qinghua 1,2

    LUAN Qinghua

    The National Key Laboratory of Water Disaster Prevention, Hohai University, Nanjing 210098, China;Key Laboratory of Flood Disaster Prevention and Control of the Ministry of Emergency Management in China, Hohai University, Nanjing 210098, China
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  • HU Rongjing 1,3

    HU Rongjing

    The National Key Laboratory of Water Disaster Prevention, Hohai University, Nanjing 210098, China;College of Hydrology and Water Resources, Hohai University, Nanjing 210098, China
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  • BAO Ruiling 1,2,3

    BAO Ruiling

    The National Key Laboratory of Water Disaster Prevention, Hohai University, Nanjing 210098, China;Key Laboratory of Flood Disaster Prevention and Control of the Ministry of Emergency Management in China, Hohai University, Nanjing 210098, China;College of Hydrology and Water Resources, Hohai University, Nanjing 210098, China
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  • GAO Cheng 1,2,3

    GAO Cheng

    The National Key Laboratory of Water Disaster Prevention, Hohai University, Nanjing 210098, China;Key Laboratory of Flood Disaster Prevention and Control of the Ministry of Emergency Management in China, Hohai University, Nanjing 210098, China;College of Hydrology and Water Resources, Hohai University, Nanjing 210098, China
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  • ZHOU Hong 1,2,3

    ZHOU Hong

    The National Key Laboratory of Water Disaster Prevention, Hohai University, Nanjing 210098, China;Key Laboratory of Flood Disaster Prevention and Control of the Ministry of Emergency Management in China, Hohai University, Nanjing 210098, China;College of Hydrology and Water Resources, Hohai University, Nanjing 210098, China
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Affiliation:

(1.The National Key Laboratory of Water Disaster Prevention, Hohai University, Nanjing 210098, China;2.Key Laboratory of Flood Disaster Prevention and Control of the Ministry of Emergency Management in China, Hohai University, Nanjing 210098, China;3.College of Hydrology and Water Resources, Hohai University, Nanjing 210098, China)

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    摘要:

    为探究生物滞留池对城市降雨径流的多环芳烃面源污染的削减效果,构建了基于真实场景的生物滞留池,并设计了具有最不利条件的积水场景,以进出水条件为变量,对径流与介质接触时间、进水水深和壅水带深度等因素的影响进行了试验研究。结果表明:在无壅水带设置的情景下,高、中、低进水水深下多环芳烃的稳定去除率分别为71.2%、77.3%、81.4%,较低的进水水深有利于延长接触时间,提高削减效果;相同进水水深的条件下,随着壅水深度的增加及厌氧环境的形成,多环芳烃削减效果逐渐提高,相比于10cm壅水带,60cm壅水带条件下多环芳烃去除率提高了15.7%;多环芳烃的长期累积会导致介质饱和,在生物滞留池内多环芳烃累积量达280μg时,试验出现浸出效应,降低了削减效果。

    Abstract:

    To investigate the effectiveness of bioretention ponds in mitigating polycyclic aromatic hydrocarbons

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引用本文

栾清华,胡容京,暴瑞玲,等.城市降雨条件下生物滞留池对多环芳烃的削减效果研究[J].水资源保护,2025,41(2):12-18, 29.(LUAN Qinghua, HU Rongjing, BAO Ruiling, et al. Study on reduction effect of polycyclic aromatic hydrocarbons by bioretention ponds under urban rainfall conditions//[J]. Water Resources Protection,2025,41(2):12-18, 29.(in Chinese))

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历史
  • 收稿日期:2024-08-20
  • 在线发布日期: 2025-04-14