|
|
马上注册，结识高手，享用更多资源，轻松玩转三维网社区。
您需要 登录 才可以下载或查看，没有帐号？注册
x
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
5 f* V6 _8 a9 Y4 O" Q4 A7 t汤大钢,刘红杰,王 玮,王鸣宇,崔 平,杜 渐, u0 c2 J6 r0 X$ i% k: s4 j/ H( t
(中国环境科学研究院,北京 100012)
7 F6 \ a2 o( v% A9 Q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
. j0 ^$ \7 t8 u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- P! l; d( t( ~& Y- l- o
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
0 B! ]/ {0 J- i {/ m9 R% lSO2和NOx高浓度污染空域,同时SO2存在着高浓度汇集区。5 h: g v- W a% r' L6 b- }
关键词:酸性降水;二氧化硫;氮氧化物;航空测量
" e" X1 o' \3 `; t. n( Q中图分类号:X511 文献标识码:A 文章编号:1001-6929(2000)01-0006-04+ L' L }* ]5 j D' @
Aircraft Measurement of Atmospheric Pollutants in Winter in North% _( p' l5 c& f7 e
ChinaⅠ:Research on Pollution Properties of Gaseous Pollutants9 Q& Y* D( S7 r; e, C! w$ S5 |! [
TANG Da-gang, LIU Hong-jie, WANG Wei, WANG Ming-yu, CUI Ping, DU Jian
4 a3 d" D3 [6 h: M: t. U0 H(Chinese Research Academy of Environmental Sciences,Beijing 100012)
+ k" r2 j/ x3 u4 \/ yAbstract:In order to understand spatial distributions of acidity causing atmospheric pollutants such as SO2,NOxand study the diffu-# ^0 X& C- O1 E6 M( Y
sion and transmission properties of the above pollutants and thus therir contributions to the formation of acidic precipitation,in he re-
# b5 L* i7 j) z7 csearch of acidic precipitation during the Eighth Five-Year Plan Period,the aircraft monitoring area in and to the east of Shijiazhuang
; n Z3 k! B# g! k% E9 N5 twas selected and aircraft monitoring performed on pollution properties of SO2and NOxin winter in North China with consideration of
% s, M" d4 C$ l8 \: K1 Uthe high density of cities and industries in this area.It was found from the monitoring that there are heavily polluted spatial areas
6 L5 ^. e9 l: a9 x xcaused by SO2and NOxat the height of about 1.5 km and,at the same time,there are areas concentrated with high SO2in North
4 @0 d! w6 k0 X r. h. M; CChina.
7 q: Y0 V. {& r8 K. D ^. xKey words:acidic precipitation; SO2; NOx; aircraft measurement |
|
发表于 2009-9-20 14:07:51
