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Sprinkler Irrigation System Manual United (喷灌系统手册)
Sprinkler Irrigation System
Manual
Developed for
USAID/Nepals
Education For Income Generation Program
(EIG)
February 2009
CONTENTS 1. INTRODUCTION
Sprinkle irrigation is the method of irrigation by which water
is sprayed on the land surface in the form of artificial rain. To
Section Page No. create the precipitation, water under pressure is ejected through
the nozzle of a device called a sprinkler. Sprinkle irrigation
1 Introduction 2
systems are available in various designs and irrigation capacities.
2 Terminology 3-6
Main features and application of There are two basic categories of sprinkler heads – small and
3 7
sprinkler large. Compared to “large” sprinklers, “small” sprinklers have a
Components of the sprinkler relatively small radius of throw and can operate at low pressures
4 irrigation system 7-8 and flow conditions. As the precipitation rate of “small”
sprinklers is relativel
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