The computation of flushing time in Qiantang Estuary(钱塘江河口水体冲洗时间的计算)

钱塘江河口与长江河口比邻,其水体和物质交换必然受到相当的影响.针对此类情况,以浓度分布受河口上游径流控制的溶解态保守物质作为示踪剂,建立相应的水动力和对流扩散模型,并在此基础上,利用淡水组分法计算了在不同径流量条件下钱塘江河口水体的冲洗时间。结果表明,钱塘江河口水体冲洗时间枯季为146. 4 d、常年平均流量下为136.3 d、洪季为121.8 d,河口水体的冲洗时间随径流量增大而变短。...

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Bibliographic Details
Main Authors: YAOYan-ming(姚炎明), ZHUBin(朱斌), LIJia(李佳)
Format: Article
Language:zho
Published: Zhejiang University Press 2012-11-01
Series:Zhejiang Daxue xuebao. Lixue ban
Subjects:
Online Access:https://doi.org/10.3785/j.issn.1008-9497.2012.06.020