نتایج جستجو برای: irrigation dam

تعداد نتایج: 55036  

Journal: :Jurnal Mitra Teknik Sipil 2023

Leuwikeris Dam was built in the Citanduy Watershed which is a cross-provincial river area (West Java and Central Provinces). Utilization of as provider irrigation water getting more attention due to unstable supply, while farmers need large amounts water. Another benefit that can be felt by community source raw with capacity 845 l/second for Banjar City, Tasikmalaya Regency, Ciamis Regency. Thi...

1942
K. Subrahmanyan

sewerage projects. He was well versed in hydraulics. He could build a dam or reservoir, and lay pipes and sewers. He knew a little bit of plumbing, but was not so sure of his ground in the installation of pumps and engines. He felt equally competent to construct irrigation works, water-works, or land drainage works, because the applications of hydraulics were involved in all these. As regards w...

2014
A. T. Woldemichael F. Hossain

This study adopted a differential land-use/landcover (LULC) analysis to evaluate dam-triggered land– atmosphere interactions for a number of LULC scenarios. Two specific questions were addressed: (1) can damtriggered LULC heterogeneities modify surface and energy budget, which, in turn, change regional convergence and precipitation patterns? (2) How extensive is the modification in surface mois...

2011
PIUTE DAM Matthew S. Maxwell

For over five years, Piute Dam in the Sevier River Basin of Utah has been equipped with an automatic gate to regulate releases into the downstream irrigation delivery system. This system has allowed the water commissioner to remotely set the desired flow target. The gate then automatically adjusts itself to provide the specified outflow. Although this has been very convenient, the determination...

Journal: :E3S web of conferences 2021

As a type of dam with long history and wide range in the construction water conservancy projects my country, weir dams have functions flood control, irrigation diversion. Due to limitation conditions environment at that time, treatment is not standardized enough, which leads different degrees problems dam. Based on example Shangmaji weir, article focuses analysis leakage damage mechanism propos...

Journal: :Environmental Modelling and Software 2008
Benoît Duchemin Philippe Maisongrande Gilles Boulet Iskander Benhadj

In this study we investigated the perspective offered by coupling a simple vegetation growth model and ground-based remotely-sensed data for the monitoring of wheat production. A simple model was developed to simulate the time courses of green leaf area index (GLAI), dry aboveground phytomass (DAM) and grain yield (GY). A comprehensive sensitivity analysis has allowed addressing the problem of ...

Journal: :اکو هیدرولوژی 0
علیرضا وفائی نژاد استادیار، دانشکدۀ مهندسی آب و محیط زیست، پردیس فنی مهندسی (شهید عباسپور) دانشگاه شهید بهشتی جواد یوسف زاده کارشناس ارشد سنجش از دور و سیستم اطلاعات جغرافیایی حسین یوسفی استادیار، دانشکدۀ علوم و فنون نوین، دانشگاه تهران، ایران ناصر محمدی ورزنه کارشناس ارشد سنجش از دور و سیستم اطلاعات جغرافیایی

in the traditional systems of irrigation and exploitation of water sources, especially the water sources behind dams, there isn't regular and consistent plan for their management and this can be caused the weakness of irrigation performance. in this connection, using both of optimization methods and geospatioal information system (gis) together can improve the performance of irrigation pro...

Journal: :International Journal of Environmental Research and Public Health 2017

ژورنال: علوم آب و خاک 2017

Construction of a dam in the upstream of Tajan basin, as one of the human activities in order to provide drinking water, hydropower, agriculture, flood control or other purposes, can be effective on other sectors such as water resources. The purpose of this study is investigating the impact of Rajaei dam on groundwater resources in Sari-Neka plain during 26 years period (1985-2011) using geosta...

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