| 论小浪底水库拦沙和调水调沙运用中的下泄水沙控制指标 |
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| 引用本文： | 涂启华,安催花,万占伟,张建.论小浪底水库拦沙和调水调沙运用中的下泄水沙控制指标[J].泥沙研究,2010(4). |
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| 作者姓名： | 涂启华 安催花 万占伟 张建 |
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| 作者单位： | 黄河勘测规划设计有限公司,河南郑州,450003 |
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| 基金项目： | 水利部公益性行业科研专项 |
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| 摘 要： | 分析了黄河下游河槽水力形态与流量和含沙量的关系;黄河下游河槽输沙能力与河槽水力形态、泥沙沉速和来沙系数的关系.按照黄河下游各河段的河槽水力形态和输沙能力与流量、含沙量和泥沙沉速的关系,优化水库拦沙和调水调沙相结合的调度,组合形成黄河下游河槽长距离输沙减淤和不淤积的流量、含沙量和泥沙沉速的水沙过程,可以给出水库拦沙和调水调沙的水沙控制指标.
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| 关 键 词： | 优化水沙组合 减淤和不淤积 |
Study on flow and sediment index for sediment retaining operation and flow-sediment regulating operation of Xiaolangdi Reservoir |
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| TU Qi-hua,AN Cui-hua,WAN Zhan-wei,ZHANG Jian.Study on flow and sediment index for sediment retaining operation and flow-sediment regulating operation of Xiaolangdi Reservoir[J].Journal of Sediment Research,2010(4). |
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| Authors: | TU Qi-hua AN Cui-hua WAN Zhan-wei ZHANG Jian |
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| Affiliation: | TU Qi-hua,AN Cui-hua,WAN Zhan-wei,ZHANG Jian(Yellow River Engineering Consulting Co.,Ltd.,450003 Zhengzhou,Henan,China) |
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| Abstract: | This papergives the analyses on the relation between channel hydraulic pattern and discharge and sediment concentration,as well as the relation of sediment transport capacity with channel hydraulic pattern,settling velocity and ratio of concentration to dischange.According to the above relations,the paper optimizes the combination of sediment retaining and water and sediment regulating operation,and gives the flow and sediment combination with which the lower Yellow River channel can be maintained at slight... |
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| Keywords: | optimization of water and sediment combination sedimentation reduction |
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