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

YAOYan-ming(姚炎明); ZHUBin(朱斌); LIJia(李佳)

doi:10.3785/j.issn.1008-9497.2012.06.020

Zhejiang Daxue xuebao. Lixue ban (Nov 2012)

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

YAOYan-ming(姚炎明),
ZHUBin(朱斌),
LIJia(李佳)

Affiliations

YAOYan-ming(姚炎明): 1.Institute of Harbor, Coast & Near-shore Engineering, Zhejiang University, Hangzhou 310058, China( 1.浙江大学港口、海岸及近海工程研究所，浙江杭州 310058)
ZHUBin(朱斌): 1.Institute of Harbor, Coast & Near-shore Engineering, Zhejiang University, Hangzhou 310058, China( 1.浙江大学港口、海岸及近海工程研究所，浙江杭州 310058)
LIJia(李佳): 2.Second Institute of Oceanography, State Oceanic Administration, Hangzhou 310012, China( 2.国家海洋局第二海洋研究所，浙江杭州 310012)

DOI: https://doi.org/10.3785/j.issn.1008-9497.2012.06.020
Journal volume & issue: Vol. 39, no. 6
pp. 711 – 716

Abstract

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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。

Published in Zhejiang Daxue xuebao. Lixue ban

ISSN: 1008-9497 (Print)
Publisher: Zhejiang University Press
Country of publisher: China
LCC subjects: Science: Mathematics: Instruments and machines: Electronic computers. Computer science; Science: Physics
Website: https://www.zjujournals.com/sci/EN/1008-9497/home.shtml

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