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Source apportionment of PM2.5 in Beijing during 2012-2013

  • Yungang Wang
  • , Philip K. Hopke
  • , Qi Ying
  • , Xinghua Li
  • , Fumo Yang
  • ERM West
  • Clarkson University
  • Texas A&M University
  • Chinese Academy of Sciences

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Positive matrix factorization (PMF) source apportionment modeling study was conducted for ambient PM2.5 in Beijing during 2012-2013. The source profiles of PM2.5 and the relative contribution of each source in different seasons were elucidated. Eight sources contributing to ambient PM2.5 were identified, which include metallurgical emission, biomass combustion, traffic emission, secondary sulfate/nitrate, coal combustion, Asian dust, industrial emission, and road dust From the mass concentration perspective, traffic emission and secondary sulfate/nitrate sources were higher in the winter. Asian dust and road dust were higher in the spring, and coal combustion and industrial emission were greater in the heating season compared to other seasons. Biomass combustion was dominant during the summer. This is an abstract of a paper presented at the 108th AWMA Annual Conference and Exhibition (Raleigh, NC 6/22-25/2015).

源语言英语
主期刊名108th Air and Waste Management Association Annual Conference and Exhibition, ACE 2015 - Connecting the Dots
主期刊副标题Environmental Quality to Climate
出版商Air and Waste Management Association
376-380
页数5
ISBN(电子版)9781510815582
出版状态已出版 - 2015
活动108th Air and Waste Management Association Annual Conference and Exhibition - Connecting the Dots: Environmental Quality to Climate, ACE 2015 - Raleigh, 美国
期限: 22 6月 201525 6月 2015

出版系列

姓名Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA
1
ISSN(印刷版)1052-6102

会议

会议108th Air and Waste Management Association Annual Conference and Exhibition - Connecting the Dots: Environmental Quality to Climate, ACE 2015
国家/地区美国
Raleigh
时期22/06/1525/06/15

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