循环冷却水系统的复合节电方式实践  

The Application of Composite Mode for Saving Electricity with Circulation Water System

作　　者：李毅 杨浪 谭春江 罗伟 

机构地区：[1]昆明醋酸纤维有限公司,云南昆明650224

出　　处：《云南化工》2014年第2期57-60,共4页Yunnan Chemical Technology

摘　　要：以并联水泵供水的循环冷却水系统为节电对象,分步实施了水泵叶轮切削,单台水泵变频调速的组合控制方案,优化了水泵的工作点,实现了自动调节的恒压供水,完全消除了泵后闸阀的节流损失,总体节电率达46.8%。This paper studied the circulating cooling water system with pumps in parallel for saving e-lectricity,and introduced implementation of combination plan of pump impeller trimming plus a single pump′s VFD.The system has achieved optimization with pump working point and automatic constant control with water supply pressure,completely eliminating pump valve throttling losses and realizing a remarkable power saving as high as 46.8%.

关 键 词：循环水系统 水泵 节电 

分 类 号：TQ083[化学工程]