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西安市黑河流域洪水特性分析
Author(s) -
晓玲 张
Publication year - 2020
Publication title -
水电水利
Language(s) - Uncategorized
Resource type - Journals
ISSN - 2529-7821
DOI - 10.32629/hwr.v4i9.3328
Subject(s) - psychology
黑河为渭河一级支流,灾害性洪水频发,下游有金盆水库,担负着为西安市供水的重要任务。通过收集黑河历史洪水资料,采用水文学方法,统计、分类、归纳、分析黑河洪水特点及洪水形成、演变规律。分析得出黑河洪水主要发生在7、8、9月,洪水过程有单峰和复式峰,单峰洪水历时1-2天,复式峰历时一般3-10天。黑河洪水年际变化大,洪水主要由夏季暴雨形成,大小洪水交替发生,流域内开发程度及人类活动影响小,基本保持了河流的自然状态。

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