接转站离心泵变频调速密闭输送与节能

Closed Transmission Using Centrifugal Pump with Frequency Control at Oil Transfer Station and Energy Saving

本文论述了用出油阀控制和用离心泵变频调速控制实现密闭输送的接转站的控制原理及其特点，给出了计算变频调速离心泵节能率的计算公式，提出了在离心泵变频调速系统设计时需要注意的问题。

This paper discusses on control principle and characteristics of closed transmission at oil transfer station, through Oil outlet valve control and frequency control of centrifugal pump; gives a calculation formula to calculating energy saving efficiency of the frequency control centrifugal pump,points out the things to be paid attention during design of frequency control system.