sprinkler irrigation

Relationship between pressure regulator size and expenditure of energy in constant pressure sprinkler irrigation systems

恒压喷灌系统调压罐大小与功耗关系剖析

A hybrid model for optimal design of sprinkler irrigation system

喷灌系统优化设计混合模型及其求解方法

The optimal sprinkler configuration of center-pivot irrigation system can be obtained with the model, at the same time, the demand flow and head pressure were given.

利用该方法和数学模型可确定中心支轴式喷灌机的最佳喷头配置方案，同时得出与该方案相匹配的机组入机流量和入机压力。

Development of Quick Ball Joint of Aluminum Cast of Metal Pipes for Sprinkler Irrigation

喷灌金属管道球形铸铝快速接头的研制

The activity pieces to achieve rectangular irrigation for the complete fluidic sprinkler were designed. The irrigated water distribution was measured and the three-dimensional water distribution picture was drawn.

设计出实现正方形喷洒的全射流喷头动静片结构，经过外特性试验测量喷洒水量分布，绘制出三维水量分布图。

Measure distances between sprinkler heads for irrigation.

花洒头之间的距离测量用于灌溉.

The results showed: inncrease application of Ca, balance application of N and K and sprinkler irrigation could increase Ca content of lettuce leaves, reduce occurring of tipburn.

结果表明，增施钙肥，平衡氮、钾肥及采取喷灌的方式均能增加生菜叶片的钙含量，减少干烧心的发生。

Design of Constant Pressure Sprinkler Irrigation System through PLC and Frequency Control

PLC及变频调速恒压喷灌系统的设计

On some Problems of Sprinkler Irrigation in Mountain and Hilly Area

丘陵山区喷灌设计中的问题探讨

TESTING Some Problems about the Design of Sprinkler Irrigation Experiment in Big Zone

喷灌大区试验设计若干问题

A Study on the Pressure Differential Fertilizer Injection Unit in Sprinkler Irrigation System

压差式喷灌施肥装置的研究生化需氧量的差压式测定方法的研究

The field pipeline network design of a new type permanent sprinkler irrigation system with hexagonal ( quadrangular) impact driver sprinkler was discussed in this paper.

对六方（四方）形摇臂式喷头在一种新型固定式管道喷灌系统中的田间管网布置形式进行了分析。