The Analysis of Pollution Level of PM10 and PM2.5 in Large and Moderate Scale Shopping Centres
- VernacularTitle:大中型商场空气中PM_(10)和PM_(2.5)污染水平分析
- Author:
Zhangxian LIU
;
Guozhen WANG
;
Linhong LIU
- Publication Type:Journal Article
- Keywords:
Air pollution, indoor;
Inhalable particulate;
Shopping centre
- From:
Journal of Environment and Health
1992;0(04):-
- CountryChina
- Language:Chinese
-
Abstract:
Objective In order to analyze the pollution level of PM10 and PM2.5, as well as their sources in large and moderate scale shopping centres. Methods Using the portable aerosol monitor detected the PM10 and PM2.5 on different locale floors in Zhongyuan Supermarket, Commerce Building and Foodstuff Centre in Pingdingshan City area. Results The average mass concentration of PM10 in Zhongyuan Supermarket,Commerce Building and Foodstuff Centre were 0.212 mg/m3, 0.108 mg/m3, 0.056 mg/m3 and that of PM2.5 were 0.179 mg/m3, 0.092 mg/m3, 0.043 mg/m3 respectively. The pollution level of PM10 of all the shopping center didn't exceed the related standard. The average mass concentration of PM2.5 in Zhongyuan Supermarket,Commerce Building all exceeded the standard ,and the times of exceeding standard were 1.75 and 0.42. The people volume of flow was more masses, and the concentration of PM10 and PM2.5 were more higher. The mass concentration of PM10 and PM2.5 in every sites of the same floor was significantly different (P
