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济南市PM2.5来源的解析

Xin-xin WEN,Zhao-jie CUI,Gui-qin ZHANG

Journal of University of Jinan(Science and Technology)（2009）

Cited 8|Views1
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Abstract
采集济南市环境空气样品和污染源样品,分析其化学成分.采用化学质量平衡(Chemical Mass Balance,CMB)源解析技术,研究探讨济南市环境空气中PM2.5的来源.结果表明:对济南市有明显贡献的颗粒物源类是煤烟尘、机动车尾气尘、土壤尘、扬尘、建筑尘、钢铁尘、硫酸盐和硝酸盐等,并且城市区域尘大于外来尘的贡献,各源类PM2.5贡献值和分担率的季节变化较明显.
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Key words
CMB model,contribute ratio,PM2.5,contribute value
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