Multi objective fuzzy optimization model for border irrigation technical parameters
Ma Juanjuan1, Sun Xihuan1, Guo Xianghong1, Li Yanfeng2
(1.College of Water Resource Science and Engineering, Taiyuan University of Technology, Taiyuan, Shanxi 030024, China; 2.Department of Irrigation and Drainage, China Institute of Water Resources and Hydropower Research, Beijing 100044, China)
Abstract:To improve irrigation effect and water use highly, field application efficiency and water distribution uniformity were calculated using field application efficiency numerical simulation model. Regarded this two factors as object, the multi objective optimization model for border irrigation technical parameters was established. The fuzzy relation was analyzed and fuzzy solution was presented. Based on this, irrigation technical parameters of test borders were optimized using established numerical simulation model, and irrigation experiments were conducted on computed unit discharge and water supply time, and field application efficiency and water distribution uniformity were computed by measured data. Field application efficiency and water distribution uniformity between measured values and optimized objective values were compared. The results show that the measured values are in accordance with optimized objective values. It shows that this optimization model and its solution can satisfy the demand of water saving and guarantee for irrigation effect simultaneously.
马娟娟, 孙西欢, 郭向红, 栗岩峰. 畦灌灌水技术参数的多目标模糊优化模型[J]. 排灌机械工程学报, 2010, 28(2): 160-163.
Ma Juanjuan, Sun Xihuan, Guo Xianghong, Li Yanfeng. Multi objective fuzzy optimization model for border irrigation technical parameters. Journal of Drainage and Irrigation Machinery Engin, 2010, 28(2): 160-163.
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