江苏省江水北调工程水量调度  

Water quantity dispatch of Jiangsu Province's Water Diversion from the Yangtze River to the North

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作  者:何立新[1,2] 高炳享[1,2] 夏浩顺 龙岩 王超 何中政[5] HE Lixin;GAO Bingxiang;XIA Haoshun;LONG Yan;WANG Chao;HE Zhongzheng(School of Water Resources and Hydropower,Hebei University of Engineering,Handan 056038,China;Key Laboratory of Smart Water Resources,Hebei Province,Hebei University of Engineering,Handan 056038,China;Research Center of Fluid Machinery Engineering and Technology,Jiangsu University,Zhenjiang 212013,China;Institute of Water Resources,China Academy of Water Resources and Hydropower,Beijing 100038,China;School of Engineering and Construction,Nanchang University,Nanchang 330031,China)

机构地区:[1]河北工程大学水利水电学院,河北邯郸056038 [2]河北工程大学河北省智慧水利重点实验室,河北邯郸056038 [3]江苏大学流体机械工程技术研究中心,江苏镇江212013 [4]中国水利水电科学研究院水资源研究所,北京100038 [5]南昌大学工程建设学院,南昌330031

出  处:《南水北调与水利科技(中英文)》2024年第5期896-908,共13页South-to-North Water Transfers and Water Science & Technology

基  金:国家重点研发计划项目(2023YFC3209400);国家自然科学基金项目(52209024,42271044);江西省自然科学基金项目(20224BAB204075,20212BAB214065)。

摘  要:江水北调工程以向江苏境内工农业及城乡生活供水为主,同时保障改善洪泽湖、骆马湖生态,但工程运行现状存在运行成本高、湖泊弃水量大等不足。为此,采用模拟和优化技术相结合的方式,以供水缺额最小、湖泊水位超限制最小和泵站运行成本最低为优先级设定目标函数,构建江水北调工程年水量调度概化模型,开展不同水平年、不同补湖水位以及高水低用3种调度情景分析。结果表明:骆马湖调蓄库容小,调水运行期使得水位波动频繁,中运河泵站会同频开启补湖,且容易达到输水能力上限;适当降低洪泽湖补湖水位,可充分利用湖泊富余水量,使调水成本降低;完全禁止骆马湖高水低用会加重洪泽湖以下梯级线路供水任务的运行负担,同时增加骆马湖的弃水量,适当允许高水低用可使成本减小,减少泵站抽水任务。建立的模型以及相关研究成果可为江水北调工程调度运行提供一定参考。Jiangsu Province's Water Diversion from the Yangtze River to the North,which integrates the Yangtze River,Hongze Lake,and Luoma Lake as its main water sources,constitutes a water network system in Jiangsu Province along with the Eastern Route of South-to-North Water Transfers Project Phase I.Jiangsu Province's Water Diversion from the Yangtze River to the North has made great contributions to the economic and social development of northern Jiangsu Province;however,there are shortcomings in the current operation status of the project,such as high operating costs and large lake abandoned water volume.Therefore,the use of this study is intended as a model to construct the annual water dispatching of Jiangsu Province's Water Diversion from the Yangtze River to the North,starting from the Yangtze River and using Hongze Lake and Luoma Lake as the main control points to form a dual-line water conveyance topology structure of canal lines and west-to-east lines,and generalizes the water use units.Taking the water delivery capacity of each pump station,lake water levels,and reservoir capacity as constraints,and the water supply deficit,water inflow and outflow to Luoma Lake,and water inflow to Hongze Lake as decision variables,the objective function is to minimize the water supply deficit,optimize the ecological water level of the lake,and minimize the operating cost of the pump station.Using rule-based scheduling and stepwise optimization algorithms,as well as the method of target priority,the multi-objective problem is transformed into a single-objective problem.Starting from the end of the project hub(Linjiaba pump station and Taierzhuang pump station),it is solved in reverse order to the starting point hub(Baoying pump station and Jiangdu pump station)of the project,the results of the water dispatching scheme are obtained.For three typical years of high,normal,and low waterflow,a joint dispatching scheme for the gate pumplake system was formulated to verify the rationality of the model.Further analysis of the lake regu

关 键 词:江水北调 调水工程 水资源调度 湖泊调蓄 多目标 

分 类 号:TV213.9[水利工程—水文学及水资源]

 

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