集中空调水系统两管制和四管制形式及其演变

Type and variation of two-pipe and four-pipe water system in central air conditioning

分析了集中空调水系统两管制、四管制系统形式的特点和不足。对分区两管制系统的基本形式和演变形式进行了剖析 ,认为分区两管制系统是一种经济合理、技术先进的系统形式 。

Analyses the characteristic and shortage of two-pipe and four-pipe water systems in central air conditioning. Expounds the basic form and evolvement form of zoned two-pipe water system. Considers this system as economical and advanced in technology. Presents the technical points which should be paid due attention to.