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枯水期磨刀门与洪湾水道盐度比较分析 被引量:1

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摘要 以2009年12月磨刀门河口同步水文测验为基础,分析了磨刀门主干与支汊洪湾水道半月潮周期内分层盐度变化和盐淡水混合特征。实测数据表明,一般风力条件下,枯水期磨刀门水道盐度变化特征与交杯沙水道基本一致,磨刀门水道的盐分主要来源于磨刀门主干交杯沙水道,小潮期间尤为如此。从半月潮周期来看,磨刀门河口盐淡水混合类型总体表现为缓混合型,且磨刀门水道垂向分层相对最强、洪湾水道垂向混合相对最强。小潮期磨刀门水道表现为高度分层,形成了明显的盐水楔。
出处 《人民珠江》 2012年第A01期17-20,共4页 Pearl River
基金 水利部公益行业科研专项(200901032)
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