上海地铁某号线地下车站室内空气品质分析

Indoor air quality in subway stations along a metro line in Shanghai

[目的]了解上海市地铁某号线地下车站的室内空气状况。[方法]对某号线每个地下车站的站台、站厅公共区域及室外对照点进行采样检测。[结果]除温度、风速存在超标现象外,噪声、CO、CO2、PM10、细菌总数均符合《公共交通等候室卫生标准》的要求。[结论]上海地铁某号线地下车站室内环境质量良好,新风对于确保室内环境有重要的意义。

[ Objective ] To ascertain the indoor air quality in subway stations in Shanghai. [ Methods ] Monitoring was conducted in the public area, indoor and outdoor environment in all subway stations along a certain metro line in Shanghai. [ Results ] Except for temperature and wind velocity, ＂all relevant indexes met the requirement of ＂Hygienic Standard for Waiting Rooms for Public Transportantin＂, including noise, concentration of CO and CO2 , PM10, total count of germs. [ Conclusion] The air quality of subway stations in Shanghai proves to he good, fresh air in the stations secures good indoor environment and has an important significance in this regard.