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机构地区:[1]黄河勘测规划设计有限公司,河南郑州450003
出 处:《人民黄河》2013年第10期51-53,共3页Yellow River
基 金:"十二五"国家科技支撑计划项目(2013BAC10B02)
摘 要:从有历史记载以来,黄河治理就备受关注,就治河而言,从未停止过宽河与窄河的争论。宽河方略以现有黄河大堤为堤线,以逐步废除生产堤全滩区运用方案作为代表方案;窄河方略堤线考虑河道整治工程治导线、有关滩槽划分界限成果、河道内现状工程分布等因素,陶城铺以上宽河段平均堤距4 km左右、陶城铺以下河段基本维持现状堤线布置。通过对宽河方略、窄河方略下不同方案的设置条件、运用方式等进行研究,从对下游防洪、河道冲淤的影响、治理效果及经济指标、治理风险等多方面对两种方略进行比较,认为宽河方略可以更好地发挥宽滩区的滞洪沉沙作用,利于洪水的管理和调度,可为下游河道治理和滩区群众生产发展共赢创造条件,应作为黄河下游河道治理的推荐方案。Much attention has been paid to the Yellow River management since history recorded. It has never stopped the debate between wide river strategy and narrow river strategy. The wide river strategy means keeping the existing dykes and the strategy of "gradually abolishing production dykes and applying the whole floodplain" becomes the recommended one. As to the narrow river strategy, regulation line of the river training works, the results of floodplain and main channel boundary dividing, the distribution of present projects are taken into consideration. For the narrow river strategy, the average width between dykes is about 4 km above Taochengpu section while it maintains the present width below Taochengpu section. Through the muhifaceted analysis of setting conditions and operation scheme between the two strategies, the wide river strategy could play the better role in flood control and deposition reduction, which creates the conditions of win-win for the downstream river management and development of the people living in the floodplain areas. Therefore, it was taken as recommended strategy for river training in the lower Yellow River.
关 键 词:河道整治 滩区治理 宽河方略 窄河方略 黄河下游
分 类 号:TV85[水利工程—水利水电工程] TV882.1
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