闭式水系统膨胀水箱的选用 中南建筑设计院 高养田 ☆ 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 Selection of expansion tank in closed water systems By Gao Yangtian ★ Abstract Presents the char acteristics of closed water systems. Discusses the volume calculation of expansion tank in air conditioning water systems and the deter mination of installed position of water