نتایج جستجو برای: Soil conservation service curve number (SCS CN)

تعداد نتایج: 1821329  

2013
Fenglei Fan Yingbin Deng Xuefei Hu Qihao Weng

The rainfall and runoff relationship becomes an intriguing issue as urbanization continues to evolve worldwide. In this paper, we developed a simulation model based on the soil conservation service curve number (SCS-CN) method to analyze the rainfall-runoff relationship in Guangzhou, a rapid growing metropolitan area in southern China. The SCS-CN method was initially developed by the Natural Re...

Journal: :Remote Sensing 2013
Fenglei Fan Yingbin Deng Xuefei Hu Qihao Weng

The rainfall and runoff relationship becomes an intriguing issue as urbanization continues to evolve worldwide. In this paper, we developed a simulation model based on the soil conservation service curve number (SCS-CN) method to analyze the rainfall-runoff relationship in Guangzhou, a rapid growing metropolitan area in southern China. The SCS-CN method was initially developed by the Natural Re...

The process of precipitation – runoff of each basin, is influenced by hydrologic, geomorphology conditions, geological formation and vegetation. There are different methods in drainage basins. One way to estimate the runoff height is Curve Number (CN) method. That reperesents the hydrological behavior of basin. data were collected for statistics of climate and then topographic map of 1: 25000 a...

Journal: :Water 2021

Predicting runoff in ungauged or poorly gauged watersheds is one of the key problems applied hydrology [...]

The aim of this study is to estimate runoff in Wadi Ba Al Arid watershed for a period of ten years 2009-2018 by  Soil Conservation Service  Curve Number (SCS-CN) method in combination with the GIS techniques using remote sensing data. The used data are the daily rainfall data from NASA Prediction of Worldwide Energy Resource (POWER), digital elevation data (DEM) from ALOS PALSAR RTC , satellite...

Journal: :Jurnal Keteknikan Pertanian Tropis dan Biosistem 2021

Pertambahan jumlah penduduk dan pembangunan yang terus meningkat menjadi permasalahan serius, terutama di wilayah perkotaan pusat perekonomian, pemerintahan, perdagangan perindustrian. Perubahan tata guna lahan akibat dapat menyebabkan sebuah mengalami banjir genangan terjadi pada musim hujan. Sub DAS Cikeruh merupakan bagian dari Citarum hulu. Wilayah dikenal sering musibah banjir. Penelitian ...

2014
Youn Shik Park Bernie A. Engel

The Spreadsheet Tool for the Estimation of Pollutant Load (STEPL) can be used for Total Maximum Daily Load (TMDL) processes, since the model is capable of simulating the impacts of various best management practices (BMPs) and low impact development (LID) practices. The model computes average annual direct runoff using the Soil Conservation Service Curve Number (SCS-CN) method with average rainf...

2009
Stephen B. Shaw M. Todd Walter

[1] The Soil Conservation Service curve number (SCS-CN) method is widely used to predict storm runoff for hydraulic design purposes, such as sizing culverts and detention basins. As traditionally used, the probability of calculated runoff is equated to the probability of the causative rainfall event, an assumption that fails to account for the influence of variations in soil moisture on runoff ...

2009
Helen E. Dahlke Zachary M. Easton Daniel R. Fuka Steve W. Lyon Tammo S. Steenhuis

In the Northeast US, saturation excess is the most dominant runoff process and locations of runoff source areas, typically called variable source areas (VSAs), are determined by the available soil water storage and the landscape topographic position. To predict runoff generated from VSAs some water quality models use the Soil Conservation Service Curve Number equation (SCS-CN), which assumes a ...

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