نتایج جستجو برای: نرمافزار swat cup
تعداد نتایج: 14376 فیلتر نتایج به سال:
Reliable estimates of runoff are required as a part of the information sets that help watershed managers make informed decisions on water resources planning and management. This study was carried out in Shafaroud watershed located in the north of Iran. In order to achieve the best runoff simulation in the study area, first rainfall data of four stations during 1998 to 2011 were collected and co...
هدف اصلی در این پژوهش آزمون کارایی مدل ارزیابی آب و خاک (SWAT) و قابلیت استفاده از آن بهعنوان شبیهساز جریان و استفاده از نرمافزار SWAT-CUP و الگوریتم SUFI2 برای واسنجی و اعتبار سنجی در حوضه بالادست سد لتیان تهران میباشد. اطلاعات مورد نیاز برای این پژوهش شامل نقشههای توپوگرافی، کاربری اراضی و اطلاعات خاکشناسی از اداره کل منابع طبیعی استان تهران و سازمان جنگلها و مراتع و آبخیزداری کشور و ...
رواناب ناشی از ریزش نزولات جوی در اقلیمهای نیمهخشک سیلابهای خطرناکی ایجاد مینماید. امروزه از روشهای متعددی برای پیشبینی جریان آب ناشی از سیل برای مدیریت بحران استفاده میشود. جامعترین مدل پیوسته و نیمهتوزیعی در سطح حوزه آبخیز استفاده از مدل ارزیابی خاک و آب (SWAT) میباشد. این مدل توانایی شبیهسازی فرآیندهای هیدرولوژیکی در مقیاسهای زمانی مختلف روزانه، ماهانه و سالانه با استفاده از طی...
Abstract This study evaluated the performance and hydrologic utility of four different satellite precipitation datasets (SPDs), including GPM (IMERG_F), PERSIANN_CDR, CHIRPS, CMORPH, to predict daily streamflow SL using SWAT hydrological model as well coupled soft computing models (SCMs) such artificial neural networks (SWAT-ANNs), random forests (SWAT-RFs), support vector regression (SWAT-SVR)...
The aims of this project was to assess the capability of SWAT model and SWAT-CUP software in hydrological simulation and to evaluate the uncertainty of SWAT model in estimating runoff in arid and semi-arid watersheds. Model calibration and uncertainty analysis were performed using the Sequential Uncertainty Fitting (SUFI2) algorithm. In the stage of calibration and validation of water flow, per...
Soil water content (SWC) and soil temperature are important hydrologic state variables. Accurate model simulation is critical in regimes cold regions dominated by spring snowmelt. In this study, we developed a combined physically-based energy-balance rain-on-snow (ROS) module for the Water Assessment Tool (SWAT) applied it to South Saskatchewan River Basin (SSRB). We calibrated SWAT base (SWAT-...
Kabul River Basin is the most populated and an important source of water resources in Afghanistan. The Soil Water Assessment Tool (SWAT) model, together with ArcGIS SWAT-CUP, employed to predict runoff basin. Nine years meteorological hydrological data are study. DEM, soil cover, land use/cover downloaded from available global database. based classification, use/cover, elevation, drainage, slop...
Hydro-sedimentological models might be useful tools for investigating the effectiveness of soil and water conservation practices. However, evaluating usefulness such requires that predictions are tested against observational data uncertainty from model parameterization is addressed. Here we aimed to evaluate capacity SWAT simulate monthly streamflow sediment load in Posses creek catchment (12 k...
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