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多参数敏感度方法在分布式水文模型的应用 被引量:4

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摘要 分布式水文模型作为新一代洪水预报技术的新手段,已逐渐应用在洪水预报业务工作中。受流域面积及网格单元划分精度影响,该模型在实际应用中面临严峻挑战,特别是在参数优选过程。因此需要开展参数敏感性评估研究,确定较为重要的参数,减少参数优选计算量,减少模型不确定性,提高工作效率。该文引入多参数敏感分析方法,开展流溪河模型参数敏感性分析研究,探讨模型参数敏感性,以期提高分布式模型在实际业务应用中的工作效率。
出处 《水利科技》 2013年第3期4-8,共5页 Hydraulic Science and Technology
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