中国华北地区冬季大气污染物航空测量caj【期刊文献】

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中国华北地区冬季大气污染物航空测量(Ⅰ)——空中气态污染物污染特征研究
6 a. E3 F  z2 R  e汤大钢,刘红杰,王　玮,王鸣宇,崔　平,杜　渐
. y! ~* n( Z0 B2 }3 s8 t$ [(中国环境科学研究院,北京　100012)
& `: O4 t$ Y0 u; T) @$ T& `4 A摘要:为掌握致酸大气污染物SO2和NOx的空间浓度分布,并探讨上述污染物扩散、迁移和传输规律,进而研究其在酸性降水形成过程中的
作用,在“八五”期间酸性降水的研究中,针对中国华北地区城市和工业集中以及SO2和NOx等酸性大气污染物排放量大的特点,以石家庄及
其以东地区为飞行区域,进行了华北地区冬季空中SO2和NOx污染特征的航空测量。通过测定发现在华北地区1·5 km左右的空中存在着
SO2和NOx高浓度污染空域,同时SO2存在着高浓度汇集区。
8 J1 b3 V, O( l1 ~) Q+ i关键词:酸性降水;二氧化硫;氮氧化物;航空测量
# Y% y) N3 c% E9 i9 \  _0 h中图分类号:X511　　　文献标识码:A　　　文章编号:1001-6929(2000)01-0006-04
Aircraft Measurement of Atmospheric Pollutants in Winter in North
ChinaⅠ:Research on Pollution Properties of Gaseous Pollutants
TANG Da-gang, LIU Hong-jie, WANG Wei, WANG Ming-yu, CUI Ping, DU Jian
7 h. j/ U* e9 ]1 ~8 s) N. I(Chinese Research Academy of Environmental Sciences,Beijing　100012)
; x3 x6 ]- \$ D" KAbstract:In order to understand spatial distributions of acidity causing atmospheric pollutants such as SO2,NOxand study the diffu-
sion and transmission properties of the above pollutants and thus therir contributions to the formation of acidic precipitation,in he re-
5 ?2 @; C2 I) `9 ?search of acidic precipitation during the Eighth Five-Year Plan Period,the aircraft monitoring area in and to the east of Shijiazhuang
% \, T- R+ d6 U2 V+ _6 Hwas selected and aircraft monitoring performed on pollution properties of SO2and NOxin winter in North China with consideration of
: i* }% `& S% @& e) Jthe high density of cities and industries in this area.It was found from the monitoring that there are heavily polluted spatial areas
+ j; s1 n+ y6 a4 R& y, icaused by SO2and NOxat the height of about 1.5 km and,at the same time,there are areas concentrated with high SO2in North
China.
0 X$ a0 ?% x- |# g" c; T1 |Key words:acidic precipitation; SO2; NOx; aircraft measurement