ASHRAE 170-2021关键技术及与中国标准的对比分析
Contrastive analysis of key technologies between ASHRAE Standard 170-2021 and Chinese standards
摘要：
从房间换气次数、空气过滤、与相邻房间的压力关系、房间循环机组、室外排风口、能量回收、空气加湿、无人使用时系统运行模式等方面总结了ASHRAE 170-2021中的通风设计关键技术,并与我国国家标准进行了对比分析,归纳了适用的通风设计技术及方法。
关键词：关键技术;对比分析;换气次数;空气过滤;与相邻房间的压力关系;房间循环机组
Abstract：
This paper summarizes the key ventilation design technologies in ASHRAE Standard 170-2021 from the aspects of air change rate, air filtration, pressure relationship to adjacent areas, recirculating room unit, outdoor exhaust outlet, energy recovery, air humidification, unoccupied turndown operating condition, etc., compares and analyses them with those in Chinese national standards, and concludes some applicable ventilation design technologies and methods.
Keywords:key technology; contrastive analysis; air change rate; air filtration; pressure relationship to adjacent area; recirculating room unit