二次泵系统的控制方式及调节工况点  

Control and Adjusting Regime Point of Secondary Pumping System

作　　者：袁哲宁[1] 涂光备[1] 李建兴[1] 

机构地区：[1]天津大学环境科学与工程学院,天津300072

出　　处：《煤气与热力》2003年第10期607-609,共3页Gas & Heat

摘　　要：通过对二次泵系统的简化模型计算,分析了在变流量条件下两种不同定压控制方式时系统的水力工况,绘制了二次泵各种调节工况下的曲线图,确定了调节工况点的分布范围,讨论了两种定压方式的优缺点。By calculating a simplified secondary pumping system model and analyzing two different hydraulic regime in variable water volume flow system with different DP control sensor locations, this paper draws the adjusting regime point curves at varied adjusting regime, acquires the zone of adjusting regime point at varied adjusting regime, and compares the advantages and disadvantages of two different way of DP sensor points locations.

关 键 词：二次泵系统 定压控制 变水量 控制系统 空气调节 集中供热 

分 类 号：TU995[建筑科学—供热、供燃气、通风及空调工程]