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出 处:《人民长江》2012年第15期1-3,19,共4页Yangtze River
基 金:水利部公益性行业科研专项经费项目资助(201101041)
摘 要:现代水利要求人与自然和谐相处,保障经济社会的可持续发展。在峡江水库防洪库容设置研究时,拟定了"水库和分蓄洪区同时承担防洪任务"和"水库为主、分蓄洪区仅分蓄坝址以下洪水"两种洪水调度方案。经分析比较,选择前者作为设置峡江水库防洪库容的运用方案,并且采用"依据坝前水位结合上游来水流量指示调度"的洪水调度运行方式。此方案既能充分利用现有的分蓄洪工程,又能尽量保护土地资源、减小库区淹没损失,在不增加工程投资前提下可减少新增的淹没区域,且能满足工程下游的防洪要求。The modem water conservancy requires the harmonious coexistence between human and nature and sustainable development of economy and society. In order to select a favorable flood control capacity and control regulation mode for Xiajiang Reservoir, 2 flood regulation schemes are analyzed and compared, namely, the flood control task shared simultaneously by the reservoir and the flood diversion & storage area, and the flood control mainly by the reservoir and the downstream flood of dam by the flood diversion & storage area. Through analysis and comparison, the former scheme is selected for determining the flood stor- age of Xiajiang Reservoir. The flood control operation of reservoir is based on the water level in front of dam and upstream incom- ing flow. This operation mode can not only fully utilize the existing flood diversion & storage project, but also protect the land re- sources and reduce the inundation area without increasing the engineering investment, meeting the requirement of downstream flood control.
关 键 词:防洪库容 洪水调度 土地资源 自然环境 峡江水利枢纽
分 类 号:TV697[水利工程—水利水电工程]
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