自一九六○年以来,我区的电灌事业有着飞跃的发展.目前各县都有数十个电灌站,负担数万亩的灌溉任务.如何使电灌站便于运行,节约电费,并且尽量减少检修工作,是多年来我们十分关心的问题.现将我区电灌站取消三阀的型式介绍如下:(一)电灌站抽渠道水灌溉型式这种型式,电机和水泵同轴.将电机和 There have been leaps and bounds in the electric irrigation industry in our county since 1960. At present, there are dozens of electric pumping stations in various counties that bear the irrigation task of tens of thousands of mu. How to make the electric pumping station easy to operate, save on electricity costs and minimize Maintenance work is over the years we are very concerned about the problem. Now my area electric pumping station to cancel the three-valve type is described as follows: (A) electric pumping station pumping channel water irrigation type this type, motor and pump coaxial. The motor and