北京郊区夏季PM2.5和黑碳气溶胶的观测资料分析

被引:26
作者
荆俊山 [1 ,2 ]
张仁健 [1 ]
陶俊 [3 ]
机构
[1] 中国科学院大气物理研究所东亚区域气候—环境重点实验室
[2] 中国科学院研究生院
[3] 环境保护部华南环境科学研究所
关键词
黑碳气溶胶; PM2.5; 气象条件;
D O I
暂无
中图分类号
X513 [粒状污染物];
学科分类号
摘要
城市近郊常受到城区污染物扩散和输送的影响,2010年7月21日至8月6日利用β射线颗粒物连续监测仪和黑碳仪对北京西北郊区PM2.5和黑碳气溶胶(BC)进行了连续观测。结果表明,北京西北郊区夏季PM2.5和BC的质量浓度分别是(133.16±81.64)、(2.89±1.62)μg/m3。受明显的山谷风的影响,来自观测点东南方的城区的气流使PM2.5和BC浓度升高,来自观测点西北方向的风则使PM2.5和BC浓度降低。受局地排放、区域输送和气象条件的共同影响,郊区的PM2.5和BC浓度表现出明显日变化特征,二者浓度在上午、傍晚和夜间显著上升。
引用
收藏
页码:510 / 515
页数:6
相关论文
共 23 条
[11]  
Isotopes as tracers of sources of lead and strontium in aerosols (TSP & PM 2.5 ) in Beijing[J] . David Widory,Xiande Liu,Shuping Dong.Atmospheric Environment . 2010 (30)
[12]   Measurement of real time black carbon for investigating spot loading effects of Aethalometer data [J].
Park, Seung Shik ;
Hansen, Anthony D. A. ;
Cho, Sung Y. .
ATMOSPHERIC ENVIRONMENT, 2010, 44 (11) :1449-1455
[13]  
Measurement of black carbon (BC) by an optical method and a thermal-optical method: Intercomparison for four sites[J] . Tanveer Ahmed,Vincent A. Dutkiewicz,Akhtar Shareef,Gurdal Tuncel,Semra Tuncel,Liaquat Husain.Atmospheric Environment . 2009 (40)
[14]  
Seasonal and diurnal variations of ambient PM 2.5 concentration in urban and rural environments in Beijing[J] . Xiujuan Zhao,Xiaoling Zhang,Xiaofeng Xu,Jing Xu,Wei Meng,Weiwei Pu.Atmospheric Environment . 2009 (18)
[15]  
Aerosol light absorption, black carbon, and elemental carbon at the Fresno Supersite, California[J] . Judith C. Chow,John G. Watson,Prakash Doraiswamy,Lung-Wen Antony Chen,David A. Sodeman,Douglas H. Lowenthal,Kihong Park,W. Patrick Arnott,Nehzat Motallebi.Atmospheric Research . 2009 (4)
[16]  
Characterization and source identification of trace elements in PM 2.5 from Mira Loma, Southern California[J] . Kwangsam Na,David R. Cocker.Atmospheric Research . 2009 (4)
[17]   Atmospheric deposition of organic and black carbon to the global oceans [J].
Jurado, Elena ;
Dachs, Jordi ;
Duarte, Carlos M. ;
Simo, Rafel .
ATMOSPHERIC ENVIRONMENT, 2008, 42 (34) :7931-7939
[18]  
When smoke gets in our eyes: The multiple impacts of atmospheric black carbon on climate, air quality and health[J] . Eleanor J. Highwood,Robert P. Kinnersley.Environment International . 2006 (4)
[19]  
Health Effects of Fine Particulate Air Pollution: Lines that Connect[J] . C. Arden Pope,DouglasW. Dockery.Journal of the Air & Waste Management Association . 2006 (6)
[20]   黑碳气溶胶光学厚度的全球分布及分析 [J].
马井会 ;
郑有飞 ;
张华 .
气象科学, 2007, (05) :549-556