| 沈阳市大气颗粒物PM(2.5)污染现状分析 |
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| 引用本文： | 刘闽.沈阳市大气颗粒物PM(2.5)污染现状分析[J].环境保护科学,2011,37(3):13-15. |
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| 作者姓名： | 刘闽 |
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| 作者单位： | 沈阳市环境监测中心站,沈阳,110016 |
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| 摘 要： | 利用2011年1～4月沈阳市环境空气中PM2.5自动监测资料进行分析,结果表明,冬季1月和2月污染严重,日均值超标率达到50.0%～64.5%.1天中PM2.5有2个峰值,最大值出现在上午8-9时,次之出现在22时,15时浓度最低.冬季PM2.5污染严重的原因是冬季采暖燃煤量大,污染物排放量大,加之气象扩散条件差导致污...
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| 关 键 词： | 颗粒物 PM(2.5) 污染现状 沈阳市 |
Analysis on Atmospheric Particulate Matter 2.5(PM2.5)Pollution Status in Shenyang |
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| Liu Min.Analysis on Atmospheric Particulate Matter 2.5(PM2.5)Pollution Status in Shenyang[J].Environmental Protection Science,2011,37(3):13-15. |
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| Authors: | Liu Min |
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| Abstract: | It analyzed the automatic monitoring data of PM2.5 in Shenyang from Jan 2011 to Apr.The results showed that it was polluted seriously in Jan and Feb,which was 50.0～64.5% beyond the daily mean value.There were 2 peaks of PM2.5 a day, the maxi mum and sub-maximum appeared at 8～9 am and 10 pm,while the minimum at 3pm.The serious pollution in winter was because of large amount of coal burning and pollutants discharge, and the bad condition of atmospheric diffusion. |
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| Keywords: | Particulate Matter Particulate Matter 2 5(PM2 5) Pollution Status Shenyang |
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