| 管道无压流的过流能力研究 |
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| 引用本文： | 李书友,冯亚辉. 管道无压流的过流能力研究[J]. 水利科技与经济, 2012, 18(4): 11-12 |
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| 作者姓名： | 李书友 冯亚辉 |
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| 作者单位： | 1. 南水北调中线干线工程建设管理局,北京,100038
2. 保定市水利水电勘测设计院,河北保定,071000 |
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| 摘 要： | 利用数学极值理论分析了管道无压流最大过流量、最大流速的发生工况,并建立了最大过流量、最大流速与管线纵坡、管径、管道糙率的关系表达式,为管道设计提供参考和依据。
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| 关 键 词： | 无压流 管道 充盈度 流量 |
Discharge Capacity Research on Pipeline Free Flow |
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| LI Shu-you,FENG Ya-hui. Discharge Capacity Research on Pipeline Free Flow[J]. Water Conservancy Science and Technology and Economy, 2012, 18(4): 11-12 |
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| Authors: | LI Shu-you FENG Ya-hui |
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| Affiliation: | 1.Middle Route of the South-to-North Water Transfer Project Constuction and Management Bureau,Beijing 100038,China;2.Baoding City Water Conservancy and Hydropower Survey and Design Institute,Baoding 071000,Hebei,China) |
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| Abstract: | The mathematics extreme theory is made use of analyzing the working condition of maximum discharge capability,maximum flow rate of free flow in pipeline,has put up the relational expression among maximum discharge capability,maximum flow rate and pipeline longitudinal slope,caliber,Roughness Coefficient,in order to provide the reference and the basis for channel design. |
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| Keywords: | free flow stream pipeline filling degree discharge capability |
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