三种竖向分区供热装置的比较

Comparison of three vertical division devices of heating

分析比较了实际工程中所采用低压供热小区与高层建筑竖向分区供热系统直接连接的三种实例———双水箱竖向分区供热装置、直接作用压力调节阀竖向分区供热装置、比例式减压阀竖向分区供热装置———的系统设置、运行情况和存在问题，得出了综合比较结果。

Explores and compares three actual cases of system connection between high rise and low rise parts in a heating quarter, namely a dual tank system, a direct pressure regulating valve system and a proportional relief pressure valve system, in aspects of system arrangement, operation and problems encountered, and summarises the comparison results.