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Development and testing of the hype (Hydrological Predictions for the Environment) water quality model for different spatial scales

机译:不同空间尺度的炒作(环境水文预测)水质模型的开发和测试

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The HYPE model is a hydrological model for small-scale and large-scale assessments of water resources and water quality, developed at the Swedish Meteorological and Hydrological Institute during 2005-2007. In the model, the landscape is divided into classes according to soil type, land use and altitude, In agricultural lands the soil is divided into three layers, each with individual computations of soil wetness and nutrient processes. The model simulates water flow and transport and turnover of nitrogen and phosphorus. Nutrients follow the same pathways as water in the model: surface runoff, macropore flow, tile drainage and outflow from individual soil layers. Rivers and lakes are described separately with routines for turnover of nutrients in each environment. Model parameters are global, or coupled to soil type or land use. The model was evaluated both by local calibrations to internal variables from different test basins and to data on discharge and nutrients from a large number of small basins. In addition, the estimated parameters were transferred to two larger basins in southern Sweden: River Ro'nnea and River Vindan. The resulting simulations were generally in good agreement with observations.
机译:HYPE模型是在2005年至2007年期间由瑞典气象水文研究所开发的用于小规模和大规模评估水资源和水质的水文模型。在该模型中,根据土壤类型,土地利用和海拔高度将景观分为几类。在农业用地中,土壤分为三层,每层分别计算土壤湿度和养分过程。该模型模拟了水的流动以及氮和磷的迁移和周转。在模型中,养分遵循与水相同的路径:地表径流,大孔流动,瓷砖排水和各个土壤层的流出。分别描述了河流和湖泊,并介绍了每种环境中养分转换的例程。模型参数是全局的,或与土壤类型或土地使用相关的。通过对来自不同测试盆地的内部变量以及来自大量小型盆地的排放量和养分数据的局部校准,对模型进行了评估。此外,估计参数已转移到瑞典南部的两个较大盆地:罗纳内河和文丹河。所得的模拟结果与观察结果基本吻合。

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