滴灌用灌水器的发展及研究

Developments and Study Situations of Drip Irrigation Emitters

本文对滴灌技术的发展历史进行了回顾 ,对灌水器的发展历史以及分类和工作原理进行了总结 ,对新型的重力滴灌做了介绍 ,对滴灌系统的堵塞原因及防治措施进行分析 ,还对灌水器的水力特性分析研究现状作了简单介绍 ,对今后的研究方向提出了建议。

This paper reviewed developments of drip irrigation, summed up the courses,the sorts and the working principles of the emitters, and introduces the gravity drip irrigation the study situations of hydraulic characteristics. It analyzed the locking up causes and protecting measures, and made some suggestion to the studies for the late on.