电动可调式动态流量平衡阀和末端电动调节定压差阀结合的水力平衡与控制策略  

Hydraulic balance and control strategy of combination control system of electric adjustable dynamic balancing valve and terminal electric constant pressure valve

作　　者：孙晋飞[1] 郭健翔[1] 沈聪[1] 李林[1] 

机构地区：[1]青岛理工大学

出　　处：《暖通空调》2012年第5期78-83,共6页Heating Ventilating & Air Conditioning

摘　　要：分析了集中空调系统水力失调的原因和解决措施,通过比较末端恒压差控制系统和应用电动可调式动态流量平衡阀的控制系统的控制原理以及变流量条件下的能耗高低,研究了这两个控制系统对管网中调节阀流量特性曲线的影响,具体分析了设备效率对系统性能的影响。Examines the cause and solutions of hydraulic disorder of central air conditioning systems. According to the comparison of control principle and energy consumption under variable flow rate condition between the end constant pressure difference control system and the control system with electric adjustable dynamic balancing valve, studies the influence of the two control systems on the flow characteristic curve of the electric control valve, and analyses the influence of equipment efficiency on the performance of the system in detail.

关 键 词：水力失调 全面水力平衡 电动可调式动态流量平衡阀 效率 变流量系统 

分 类 号：TU831.3[建筑科学—供热、供燃气、通风及空调工程]