闭式水系统膨胀水箱的选用
Selection of expansion tank in closed water systems
摘要：
介绍了闭式水系统的特点，讨论了空调水系统膨胀水箱容积计算、水箱安装位置、闭式水箱的预充气压力值、水泵定压值的确定等问题。
关键词：闭式水系统,加压膨胀水箱,预充气压力
Abstract：
Presents the characteristics of closed water systems. Discusses the volume calculation of expansion tank in air conditioning water systems and the determination of installed position of water tanks, pre-charging pressure of closed water tanks, constant pressure value of pumps.
Keywords:closed water system, pressurization expansion tank, pre-charging pressure