空调变流量水系统设计技术发展(之二)
Development of the variable flow water system in air conditioning (2)
摘要：
介绍了空调变流量水系统近年来的技术发展及讨论中的不同意见，主要包括：一次泵一体化控制系统取代传统二次泵系统的有关问题；定速泵与变速泵并联使用问题；阀门选用与系统试运行问题。
关键词：一次泵,二次泵,一体化控制,去耦管,设计,试运行
Abstract：
Presents the technology development of the variable flow water system in recent years and the pros and cons over the system design, including the related problems upon the substitution of integrated control primary water system for traditional secondary water system, the parallel connection of constant and variable speed pumps, valve selection and trial commissioning of the system.
Keywords:primary pump, secondary pump， integrated control, decoupler, design, trial commissioning