...压差控制,节能,压差旁通阀,平衡管, [gap=866]Keywords：primary pump chilled water system,secondary pump chilled water system,pressure difference control,energy efficiency,pressure difference bypass valve,balance pipe, ..
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variable pressure difference control 变压差控制
end pressure difference control 末端压差控制
pressure difference control valve 压差控制阀
pressure difference control method 压差控制法
minimum pressure difference control 最小压差控制
constant pressure difference control 定压差控制
proportional pressure-difference control 比例压差控制
Applying variable pressure difference control can reduce throttle loss and achieve better energy-saving effect.
采用变压差控制可减少阀门的节流损失，具有更好的节能效果。
Presents an idea of variable pressure difference control, and analyses the electric saving effect of this control mode.
提出采用变压差调控的思路，并对其进行了节电比较。
Factors affecting constant pressure difference control method and advantages and disadvantages of the control plan are analyzed theoretically through pipe system head curve and pump performance curve.
根据管道水力特性曲线与水泵的性能曲线，运用理论分析的方法，对影响末端定压差控制方式的因素和该控制方案的利弊进行了分析。
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