Evaluation of Water and Energy Use in Pressurized Irrigation Networks in Southern Spain
Publication: Journal of Irrigation and Drainage Engineering
Volume 137, Issue 10
Abstract
A procedure for evaluating water and energy use in pressurized irrigation networks was developed. Performance indicators were derived from the International Program for Technology and Research in Irrigation and Drainage (IPTRID) and the Institute for Diversification and Energy Savings (IDAE) in Spain and applied to ten representative irrigation districts with on-demand pressurized networks during the 2006–2007 irrigation season. The results confirm the high energy requirements needed for operating these irrigation schemes. To apply an average depth of , the energy required was estimated to be . Power requirements per unit of irrigated area were and the pumping energy (PE) efficiency was 58%.
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Acknowledgments
Authors gratefully acknowledge Jerry Knox (Cranfield University, UK) for his review and comments.
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© 2011 American Society of Civil Engineers.
History
Received: Dec 3, 2009
Accepted: Jan 14, 2011
Published online: Jan 18, 2011
Published in print: Oct 1, 2011
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