城市居住区大气中颗粒物现状的调查分析

The Investigation of Present Situation of Aerosol Participates in the Air of City Resicential Areas

本文对合肥市居住区大气中颗粒物污染现状进行了调查。调查结果表明,城市居住区大气中颗粒物总平均浓度0.73mg/m^3,昼夜变化呈现一个高峰,一个低峰。小于5μm可吸入颗粒物平均浓度0.267mg/m^3,昼夜变化呈现一个高峰,二个中峰,一个低峰。对照点天柱山宾馆明显低于城市居住区。

This article reported on polluting environment of aerosol participates at residential areas in Hefei. The result showed that the average level of aerosol participates was 0.73mg/m3 at the areas.There were a high peak and low one on chang arose day and night. The average level of less than 5μm respirable aerosol participates was 0.267mg/m3.There were a high peak, two middle peak and a peak on chang arose day and night .The level of control point in Tian Zhu Mountain Hotel was lower than the level in city residential areas.