Analytical compensation between DTM grid resolution and effective values of staurated hydraulic conductivity within the TOPMODEL framework

作者: GEORGES-MARIE SAULNIER , CHARLES OBLED , KEITH BEVEN

DOI: 10.1002/(SICI)1099-1085(199707)11:9<1331::AID-HYP563>3.0.CO;2-9

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摘要: The recent widespread availability of digital terrain data has resulted in increasing use, a variety hydrological models, different degrees complexity. Previous experience suggests that neither model results nor effective parameter values are independent the resolution used. Calibration can compensate for lack data. This paper will show, one particular model, TOPMODEL, how an analytical link be established between grid size raster and saturated hydraulic conductivity value used model. work generalizes study by Franchini et al. (1996) allows change to estimated on basis keeping realistic simulation contributing areas as DTM changes.

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