谢崇宝,J.M.Lance,许迪,黄斌,蔡林根.大中型灌区支渠系统区域渗漏损失的随机模型[J].水利学报,2003,34(9):0055-0059 |
大中型灌区支渠系统区域渗漏损失的随机模型 |
Stochastic model for asessment of regional seepage of branch canal system\=in large medium sized irrigation district |
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DOI: |
中文关键词: 支渠系统 轮灌组 渗漏损失 随机模型 |
英文关键词: brance canal system rotation irrigation group seepage regional allocated water stochastic model |
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中文摘要: |
利用随机理论描述渗漏损失的各种影响因子,并考虑实际渠道配水过程中各种因子的不确定性,给出了损失水量的分布“云图”。以损失水量随机分布为基础,从整体上建立了以轮灌组为参数的区域配水流量与损失流量之间的函数关系。该模型可用于对灌区输配水性能的整体评价。 |
英文摘要: |
Based on the stochastic distribution characteristic of seepage,the functional relationship between regional allocated water and seepage is established,in which the differences between rotation irrigation groups are taken into account.Stochastic theory is applied to describe the factors affecting the seepage,and the uncertainty of these factors in the process of water distribution in canal system are to be considered.The model can be applied to assess the overall performance of water distribution system in irrigation district. |
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