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基于随机-确定模型的渠井结合灌区用水优化配置

, PP. 421-426

Keywords: 渠井结合灌区,随机-确定模型,地下水,动态监测,优化配置,陕西

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Abstract:

陕西省泾惠渠灌区是一个比较典型的渠井结合灌区。由于该灌区地下水的掠夺式开发利用,使得地下水位总体上呈下降趋势,造成许多环境地质问题。如何合理开发利用地下水,优化配置灌溉水资源,是该渠井结合灌区和谐发展的关键。该研究以VisualModflow软件为平台,并基于时间序列模型和径向基函数神经网络模型(RBF-ANN),建立了灌区地下水随机-确定动态预测模型,在对灌区水资源供需平衡分析的基础上,通过模型模拟计算,对灌区水资源进行优化配置,为该灌区合理开发利用地下水和灌溉水资源提供依据。

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