近场流速对河道取水口引水特性的影响
wf（2015）
Abstract
针对环境水流对河道取水口的干扰,基于有限体积法和结构化网格,利用Realizable κ-ε紊流模型模拟河道取水口在运行过程中的引水状态,并引入流速比分析近场流速对取水口引水特性的影响.结果表明,环境流速严重影响取水口外沿进流流速的分布均匀度,流速比愈小,流速分布愈均匀.同时竖管内的汇流状态和取水口输水效率也严重依赖于流速比的变化.
MoreKey words
water intake,near-field flow rate,hydraulic characteristics,velocity ratio
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