نتایج جستجو برای: soil conservation service curve number scs cn

تعداد نتایج: 1821329  

2007
J. O. ONYANDO T. C. SHARMA T. C. Sharma

Estimation of direct runoff volume and peak runoff rates for small rural catchments in Kenya, East Africa, poses a problem in view of the limited gauged data available. The problem can be circumvented by adopting a modelling approach. This, however, does require some base data for model calibration and validation. A highly reliable data base for two small catchments, Sambret (7.02 km) and Lagan...

Journal: :Scientific African 2023

Planning and management of water resources is crucial to enhance agricultural productivity ensure food security in drylands. For this, adaptable reliable runoff prediction models are urgently needed support harvesting irrigation development. In this study we explored the potential Curve Number (CN) method estimate daily surface from representative land use types conditions Tigray (north Ethiopi...

روش SCS-CN از جمله روش­های پرکاربرد و معمول در هیدرولوژی برای تخمین روان­آب می­باشد که توسط سازمان حفاظت خاک آمریکا ارائه شده­­است. استفاده از این روش در حوضه­های ایران به دلیل تفاوت­های اقلیمی، هیدرولوژی و زمین شناسی می­تواند با درصدی از خطا همراه باشد.در این مطالعه کارایی روش SCS و ار...

Journal: :International Journal for Research in Applied Science and Engineering Technology 2018

Journal: :Mathematics 2021

Flood related disasters continue to threaten mankind despite preventative efforts in technological advancement. Since 1954, the Soil Conservation Services (SCS) Curve Number (CN0.2) rainfall-runoff model has been widely used but reportedly produced inconsistent results field studies worldwide. As such, this article presents methodology reassess validity of and perform calibration with inferenti...

Journal: : 2022

Dünya üzerindeki su kaynaklarının canlılara daha yararlı hale getirmek için çeşitli uygulamalar kullanılmaktadır. Başta yağış ve yağışla meydana gelen akış durumunun incelenmesi hidrolojik modellerin tasarlanması özellikle günümüz ihtiyaçları açısından büyük önem taşımaktadır. Bu çalışmada, Andırın Sisne Havzası geçmişteki taşkın olaylarının nedenleri havza morfometrisi yönünden araştırılmıştır...

The lack of hydrological data for urbanizing watersheds in developing countries is one of the challenges facing decision making. Msimbazi River is located in the city center of Dar es Salaam and is highly influenced by human activities; this includes dense populations that are characterized by informal settlements. The catchment is currently undergoing flooding, which triggers a dilemma in its ...

Ali Ahmadabadi, Parastoo Ghafourpour Anbaran

Watershed management has different effects on the amount of runoff and sediment and alteration ofhydrological features in a watershed. In this study, the effects of watershed management on runoff was investigated in the Anbaranchaywatershed. For this purpose, the topography data in format of a digital elevation model, land use, soil hydrological groups and watershed managemetrigeon,and also usi...

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