Drip irrigation, water saving, energy consumption, agricultural land. Transformations accompanying a shift from surface to drip irrigation. Graduate school of development studies case study of a solar. A cost optimization of solar powered, drip irrigation systems by david doan submitted to the department of mechanical engineering on may 19, 2017, in partial ful llment of the requirements for the degree of bachelor of science in mechanical engineering abstract this thesis presents a design and cost optimization for solar powered, drip. Installing a drip irrigation system for raised beds duration. Solar pumps have less power, water flow and pressure.
In a solar powered irrigation systems spis, electricity is generated by solar photovoltaic pv panels and used to operate pumps for the abstraction, lifting andor distribution of irrigation water. Spencer abbott isaac baker rj nakkula abstract the city of shelek, kazakstan receives inconsistent access to electricity due to an expensive and unstable grid. Spis can be applied in a wide range of scales, from individual or community. Solar powered auto irrigation system block diagram by. The s y st em is bas ed on time that is to say from 7. A power efficient water irrigation system was presented using solar power 35 in which the controller was connected to the soil sensor and water supply valve. A typical example of solar powered irrigation system is shown in fig. The aim of this chapter is to provide an overview of the drip irrigation system components, their functions and properties. Solarpowered drip irrigation systems might sound a bit too sophisticated for rural women farmers who usually have low capital investments. Solar drip irrigation system benefits, model agri farming.
Solar powered automatic irrigation system ece projects. Solar powered irrigation system is an application of solar powered water pumping system used in paddy fields, gardens for watering the plants, vegetables, etc. Ultimately, the system that utilizes an elevated water storage reservoir that provides potential energy fed water lines to a drip irrigation system was chosen for its efficiency at delivering water in an arid region. Spis can be applied in a wide range of scales, from individual or community vegetable gardens to large irrigation schemes. The penman, perumonteith method was used to match the plants water requirement with the photovoltaic pumping. Design of solar powered irrigation system listowel abugri anaba, noble banadda, nicholas kiggundu and isa kabenge department of agricultural and biosys tems engineering, makerere university, p. This study presents a solar drip irrigation design and installation of a 5000m2 asparagus plot in turripampa, huarmey. Solar powered automatic drip irrigation system spadis. A cost optimization of solarpowered, drip irrigation systems david. We use this simple principle when planning a pumpdriven or gravityfed irrigation system. In a solarpowered irrigation systems spis, electricity is generated by solar photovoltaic pv panels and used to operate pumps for the abstraction, lifting andor distribution of irrigation water.
Localized irrigation systems food and agriculture organization of. Wherein the stepdown transformer steps down the voltage to 12 volts ac, and a bridge rectifier converts ac to dc, then a voltage regulator regulates the voltage to 5v which is used for the microcontroller operation. The system was designedbased on finding low cost but robust components. Solarpowered irrigation systems electronics for you. A scoring system was developed in order to rank the concepts and bring to light the advantages and disadvantages of each concept.
A cost optimization of solarpowered, drip irrigation systems. The power supply comprises of a stepdown transformer, bridge rectifier, voltage regulator. Solar powered irrigation system can be a suitable alternative for farmers in the present state of energy crisis in india. In this paper we propose an automatic irrigation system using solar power which. Solar powered water pumping systems can find application in town water supply, livestock watering and irrigation. Unag matagalpa chapter introduced us to nelson and. Subsurface drip irrigation sdi is a drip irrigation system where the dripline is permanently. The components of the solar powered drip irrigation system.
Drip systems are a common method of irrigating vegetable crops. The power source for the pump will depend on the availability and accessibility of the energy resource in the local area. Dst inspire awards case study of solar powered drip irrigation. Netafim has subsurface drip irrigation systems with more than 20 years of. Solar drip irrigation system payback, irr, npv and bc 126. Energy and irrigation in small holder agriculture in developing countries 12. A solar powered drip irrigation system can be applied in a wide range of scales, from an individual or community vegetable gardens to large irrigation schemes. Solar drip irrigation case study the valle family grid alternatives.