ASHRAE Standard 170-2013简介
Review of ASHRAE Standard 170-2013
摘要：
介绍了该标准修订的主要内容，包括：手术分类、湿度控制下限、病房通风要求、通风空调系统、能量回收、空气过滤要求。手术室分类由三类调整为两类。治疗室设计相对湿度的下限降至20%。病房最低换气次数要求由6 h-1改为4 h-1。调整了关于管道回风、多区域空调新风量计算、室内循环机组使用、风管衬里方面的规定。明确了医疗护理设施系统的能量回收利用及空气过滤的具体要求。
Abstract：
Presents the main revised content of the standard, including classification of operating rooms, lower limit of relative humidity, ward ventilation requirement, ventilation and air conditioning system, energy recovery and air filtration. The classification of operating room is changed from three to two. The lower limit of relative humidity is decreased to 20%. The minimum air change rate for ward is changed from 6 h-1 to 4 h-1. Presents the revised regulation about ducted return air, calculation of outdoor air rate of multi-zone air conditioning, utilization of indoor recirculating room units and duct lining. Clarifies the detailed requirement of energy recovery and air filtration of health care facilities.
Keywords:health care facility,ventilation,standard,method,revision,background,ASHRAE Standard