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作 者:李建国 贾冬梅 田浩业 车洪军 LI Jian-guo;JIA Dong-mei;TIAN Hao-ye;CHE Hong-jun(Tianjin Zhongshui Technology Consulting Co.,Ltd.,Tianjin 300171,China;The Seventh Drairage Management Office,Tianjin Drainage Management Affairs Center,Tianjin 300400,China;North China Water Conservancy and Hydropower Engineering Group Co.,Ltd.,Tianjin 300171,China)
机构地区:[1]天津市中水科技咨询有限责任公司,天津300171 [2]天津市排水管理事务中心第七排水管理所,天津300400 [3]华北水利水电工程集团有限公司,天津300171
出 处:《海河水利》2023年第7期111-113,共3页Haihe Water Resources
摘 要:鸿业市政管线软件主要用于给水管网平差、雨水计算、污水计算等。结合自身供水管网设计方面的经验,首次提出将鸿业市政管线软件应用于滴灌工程设计中。在对比分析两者相同点与不同点后,结合滴灌工程特性,以华北平原某高标准农田为例,构建了控制性轮灌组的管网计算模型,经过管网平差计算,结果表明:水源点计算流量为111.041 L/s,水源点计算压力为29.637 m,管道计算流速相对合理,基本位于经济流速范围,计算流量、水压可用于水泵的选型。此外,通过鸿业市政软件的节点编号及管线长度提取功能,借助Excel的SUMIF及VLOOKUP等函数可以较为便捷地获得管道工程量,较大幅度提高滴灌设计效率。Hongye municipal pipeline software is primarily used for water supply network leveling,rainfall calculations,wastewater calculations,and more.Based on the experience in water supply network design,it is proposed to apply the Hongye municipal pipeline software in drip irrigation project design for the first time.After a comparative analysis of their similarities and differences,taking into account the characteristics of drip irrigation projects,this paper constructs a network calculation model for a high-standard farmland in the North China Plain,specifically focusing on the design of a controlled rotation irrigation group.Through network leveling calculations,the results show that the calculated flow rate at the water source point is 111.041 L/s,and the calculated pressure at the water source point is 29.637 m.The calculated flow velocity in the pipes is relatively reasonable and within the economic flow velocity range,providing valuable information for pump selection.Additionally,by utilizing the node numbering and pipeline length extraction functions of Hongye municipal pipeline software,along with Excel functions like SUMIF and VLOOKUP,the calculation of pipeline quantities can be conveniently obtained,significantly improving the efficiency of drip irrigation design.
分 类 号:S275.6[农业科学—农业水土工程]
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