نتایج جستجو برای: irrigation scheduling

تعداد نتایج: 110375  

Journal: :Clean Technologies and Environmental Policy 2023

Abstract To meet water demands, pressurised irrigation networks often need pumping devices, whose power demand varies with the pump head, flow rate delivered and efficiency. satisfy energy of pumps, solar photovoltaic panels can be used as a renewable source. Since electricity supply photovoltaics plant depends on irradiance, that powers time day. This study presents strategy for scheduling del...

Abstract- In this research, the performance measures of water equity and productivity have been optimizedin the entire DoroodzanIrrigation Network by using genetic algorithms. Results indicated thatirrigation water management improvement at field scale[increasing irrigation application efficiency (Ea) and water reduction fraction (WRF)] has much more impressive impact on raising the performance...

2006
NIELS SCHÜTZE THOMAS WÖHLING MICHAEL DE PALY GERD H. SCHMITZ

Water is a limited resource and the dramatically increasing world population requires a significant increase in food production. For improving both crop yield and water use efficiency, the usual optimization strategy in irrigation at the field level considers scheduling parameters, i.e. when and how much to irrigate, as well as control parameters, i.e. the intensity and the irrigation time, for...

2003
Sheng-Feng Kuo Chen-Wuing Liu

A simulation and optimization model was developed and applied to an irrigated area in Delta, Utah to optimize the economic benefit, simulate the water demand, and search the related crop area percentages with specified water supply and planted area constraints. The user interface model begins with the weather generation submodel, which produces daily weather data, which is based on long-term mo...

2016
Md. Zainal Abedin Abu Sayeed Chowdhury Mohammad Shahadat Hossain Karl Andersson Razuan Karim

Wireless Sensor Networks (WSN) have been highly developed which can be used in agriculture to enable optimal irrigation scheduling. Since there is an absence of widely used available methods to support effective agriculture practice in different weather conditions, WSN technology can be used to optimise irrigation in the crop fields. This paper presents architecture of an irrigation system by i...

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