نتایج جستجو برای: for simulation flood hydrograph

تعداد نتایج: 10497686  

Journal: :Jurnal Ekonomi dan Teknik 2022

Flood on March 17 in the Celeng River, Wukirsari Village, D.I. Yogyakarta became biggest flood that ever happened Bog River. Floods are caused by heavy flow of water from hills Imogiri and Dlingo areas. The River overflowed submerged four hamlets District. This study aims to determine control efforts sub-watershed area. research location is Kali sub-watershed, Wukirsari, Imogiri, with point loc...

2007
XIAOFENG ZHAO XIN ZHANG HUABIN CHEN

Flood is one of the most important natural disasters affect China greatly, especially for southeast cities. To help mitigate the loss brought by it, technologies such as simulation, visualization, decision support system, etc. could be utilized in the process of emergency management for city flood. Thus the Flood Simulation and Decision Support System (FSDSS) comes into being. It is an integrat...

ژورنال: علوم آب و خاک 2010
اسدی, هانیه, صادقی, سیدحمید رضا , مرادی , حمیدرضا , معتمدنیا, محبوبه ,

An extensive data collection on precipitation and runoff is required for development and implementation of soil and water projects. The unit hydrograph (UH) is an appropriate base for deriving flood hydrographs and therefore provides comprehensive information for planners and managers. However, UH derivation is not easy job for whole watersheds. The development of UH by using easily accessible ...

A. Asghari E. Taghvaye Salimi V. Gholami,

Rivers are important water resources for human life, but sometimes cause irreparable damages. The flood plains are fertile terrains which are endangered by flood. Flood hazard mapping is one of the basic methods in flood fighting. In order to decline flood damages, the simulation of the hydraulic behavior of the rivers during flood occurrence is very important. In this study, areas that are flo...

Journal: :E3S web of conferences 2023

The simulation of the occurrence runoff-generated debris flows can be approached by means hydrological models. In this work, we show that a rainfall-runoff model designed for runoff in headwater rocky basins capture both transit timing first debris-flow surge and its hydrograph. We successfully compared stage hydrograph with simulated two Dolomites.

Journal: :جنگل و فرآورده های چوب 0
مریم مرادنژادی دانشجوی کارشناسی ‏ ارشد مهندسی جنگل، دانشکدة منابع طبیعی دانشگاه تهران، کرج، ایران مقداد جورغلامی دانشیار گروه جنگل داری و اقتصاد جنگل، دانشکدة منابع طبیعی دانشگاه تهران، کرج، ایران آرش ملکیان استادیار گروه احیای مناطق خشک و کوهستانی، دانشکدة منابع طبیعی دانشگاه تهران، کرج، ایران

forest cover is one of the most effective factors in reducing flooding in northern iran, so that in recent years the destruction, land use changing and uncontrolled harvesting of forest areas, has greatly increased the number and magnitude of floods. so far, there have been few studies on forest hydrology in iran, particularly the northern hyrcanian forests. this study examines the impact of a ...

ژورنال: علوم آب و خاک 2015
زارع خورمیزی, مهناز , محمدی, محمد ایوب , کاویان, عطااله ,

Sediment yield of watersheds results from different erosional and hydrological processes which make it too complicated to be predicted. Awareness of runoff and sediment yield regimes is useful to better understand the erosional condition of watersheds for management. Therefore, determination of factors controlling hydro-sedimentary response of watersheds is very necessary. For this purpose, gro...

Journal: :Journal of Japan Society of Hydrology and Water Resources 1992

2012
Khaled A. Rashed

Karst aquifers are often classified as highly heterogeneous systems. Such systems are very complex to assess and model due to the presence of discontinuous porosity, large spatial variability of hydraulic parameters and the difficulties encountered in establishing the fundamental spatial properties of the system. In fact, karst aquifers have been studied and classified into groups based on seve...

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