【摘要】 采用单颗粒气溶胶质谱仪(SPAMS)对淮北市冬季环境空气中PM2.5进行在线监测和分析,结果显示对淮北市冬季环境空气贡献最大的颗粒物来源依次为燃煤、机动车尾气、扬尘等,其中燃煤源为首要污染物,占比30%以上,高出排在第二位的机动车尾气源10%以上;扬尘源为排在第三位的污染物,贡献率超过10%。针对源解析结果,针对性提出大气污染防治建议,为管理决策部门提供技术支撑。更多还原

【Abstract】 The PM2.5 in the ambient air of Huaibei City was monitored and analyzed by single particle aerosol mass spectrometer(SPAMS).The results showed that the largest source of particulate matter in Huaibei winter environment was coal,motor vehicle exhaust,Dust,etc.,of which coal-fired sources as the primary pollutants,accounting for more than 30%,higher than the second row of motor vehicle exhaust gas source more than 10%;dust source for the third ranked pollutants,the contribution rate of more than 10 %.According to the source analysis results,targeted air pollution prevention and control recommendations,management decisionmaking departments to provide technical support.更多还原