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Showing 1 to 20 of 60 for “"Irrigation System"”.
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Mathematical Model of a Farm Irrigation System
Made available in DSpace on 2014-12-10T22:21:33Z (GMT). No. of bitstreams: 1 7114997.pdf: 4015421 bytes, checksum: 4ef5df17d343075b4199ff038f5a9947 (MD5) Previous issue date: 1970
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Virtual Family House Irrigation System Controlled by PLC
… I formed and depicted virtual family house irrigation system controlled by PLC. Creation of virtualizing family house irrigation system and framework, legitimate IO list, electrical schema, selecting electrical devices was finished. Likewise, I chose the appropriated PLC and extension …
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Improving electrical performance of reliable solar-powered irrigation system
A solar-powered irrigation system has been developed to address the lack of affordable irrigation solution for the marginal farmers in India. An MIT spinout, Khethworks, has designed an efficient water pump with low power rating, and created a low-cost irrigation system with the pump, a …
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Evaluating irrigation system performance: A case study in East Java, Indonesia
… and donor groups alike claim that most public irrigation systems in Asia operate well below their potential; yet there is a very little quantitative information on the extent to which these systems are achieving performance objectives. This study develops a methodology to evaluate both …
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Moisture distribution in soil irrigated with a line source subsurface trickle irrigation system
… resulting from a line source subsurface trickle irrigation system was studied on bare and cropped layered soils. The soil type was an Uchee loamy sand. The Continuous System Modeling Program (CSMP) Model was used to simulate the soil moisture distribution resulting from the linesource. The model …
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Farmer participation and irrigation performance: A case study of Nam Thach Han irrigation system, Vietnam
… the determinants of farmer participation in irrigation management and the impact of participation on irrigation quality and agricultural production in the Nam Thach Han irrigation system, Vietnam. Many governments have attempted to increase farmer participation in irrigation system management …
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Contested colonial modernity: the controversy and political struggles surrounding the Kanan Taishū irrigation system, 1922-1937
Submission published under a 24 month embargo labeled 'U of I Access', the embargo will last until 2024-08-01
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Influence of an Irrigation System Utilizing Apical Negative Pressure on Bacterial Elimination during Endodontic Therapy: a prospective randomized clinical study
… therapy is obtaining a microbe-free root canal system, in which irrigation plays a critical role. Previous investigations of irrigants and the efficacy of delivery systems have yielded mixed results in obtaining microbe-free (MF) root canals. Recent in-vitro studies evaluating root canal …
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Wick irrigation systems for subsistence farming
Irrigation on small-scale farms has been noted as a key method to help lift subsistence farmers out of poverty. With water scarity growing around the globe and lack of access to electricity still prevalent in rural areas, the need to develop an energy efficient irrigation system that simultaneous …
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Um modelo de simulação e operação de um sistema de irrigação com reservatórios em rios intermitentes
… better use of the regulated water supply of on irrigation system for irrigation purpose was the objective of this study. Mathematical models for generation of monthly streamflow, for simulation of irrigation system and for reservoir operation were used. A methodology for the analysis of the …
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Design for Low Power Irrigation Systems for Small Plot Farming in Eastern India
irrigation on small-scale farms (~ 1 acre) in Eastern India. The pump is part of a larger irrigation system powered by 300 watts of solar panels and includes batteries as an energy buffer. The pump was designed for and achieved a performance point of 13 gal/min and a pressure head of 1 bar and …
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Irrigation cost models to assess the feasibility and potential expansion of large-scale riparian irrigation in Virginia
Three microcomputer based irrigation design programs were built using the BASIC language. The design models used agronomic, meteorological, economic, and environmental variables to design an irrigation system. Next, the design models computed the variable and fixed cost associated with a portable …
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Sustainability of the Indus Basin: Impact of tertiary salinity/sodicity on wheat productivity, damage assessment and future public policy
… of Pakistan has the largest contiguous canal irrigation system in the world. However, the canal system, as important as it is, has overshadowed the equally important supplementary source of irrigation in the Basin--the groundwater. Today, over 40% of the annual irrigation requirements are met …
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Evaluación de alternativas de gestión del regadío tradicional para la reducción del impacto agroambiental
… but more study is needed regarding the agro-systems� response to alterations imposed on them. This work analyzed the repercussions that alternative irrigation management can cause on agrosystems and its near environment. For thus, water use and agri-environmental impact on Irrigation District …
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Trickle Irrigation; A Study of Moisture Distribution in the Soil Profile
Irrigation in Illinois has increased fourfold in the last decade. Sprinkler irrigation accounts for most of the irrigation in Illinois. While originating in arid regions of the world, trickle irrigation is beginning to receive notice in the humid and sub-humid sections of the United States. Whether …
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Investigation of the Iron Oxidation Kinetics in Mantua Reservoir
Irrigation of the municipal cemetery in Brigham City, Utah resulted in stained headstones in 2001 and 2002. The water used in the irrigation came from Mantua reservoir, a medium sized impoundment situated near the mouth of Box Elder Canyon. In order for Brigham City to establish a city wide …
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AGRO-HYDROLOGICAL MODELS FOR THE ASSESSMENT OF INNOVATIVE IRRIGATION PRACTICES IN RICE AREAS
… to assess the effects of alternative rice irrigation strategies on the water resource system at the irrigation district scale (San Giorgio di Lomellina district, about 1,000 hectares); II) using the experience gained with the prototype to develop a more flexible modelling framework …
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Historicizing the landscape : recovering the aesthetics of the Alhambra
… new gardens, the symbolic revival of the famed irrigation system of the Muslims and the spatial organization of the monumental complex to accommodate its new central function as one of the world's primary tourist destinations.
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Solid particles flow through labyrinth channels in drip emitters
Clogging of drip irrigation emitters can reduce the effectiveness of drip irrigation systems. The most common way of studying clogging in a laboratory setting is to recreate the actual timing conditions of on-site drip irrigation systems. However, this requires a clogging period on the order of …
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A case study of irrigation water management at Kaudulla irrigation scheme and development of water management alternatives for the dry zone of Sri Lanka
A case study was conducted at the Kaudulla irrigation system in the city zone of Sri Lanka. The principal objective of the study was to perform a comprehensive evaluation of the system in operation with primary focus on identifying major constraints to effective irrigation management through a …
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