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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
9 x# Y; f! t, T( l" b汤大钢,刘红杰,王 玮,王鸣宇,崔 平,杜 渐5 C& O2 |" a) e; T: t4 r
(中国环境科学研究院,北京 100012)
* V: R+ x0 t$ P8 }' W; o% d1 B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
9 H C( F- T; }4 Q6 w( S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
# g- C {2 E( j# [8 z6 G, f$ z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7 F0 Z* u; ~, V& g& }
SO2和NOx高浓度污染空域,同时SO2存在着高浓度汇集区。
# i1 P4 C" M4 W+ @1 g9 l关键词:酸性降水;二氧化硫;氮氧化物;航空测量. r* |" o; G1 u6 |
中图分类号:X511 文献标识码:A 文章编号:1001-6929(2000)01-0006-04& R8 O2 ^/ P U7 ^+ Q7 N |& Z$ s
Aircraft Measurement of Atmospheric Pollutants in Winter in North
/ _/ j: Y1 B0 v) E# n/ zChinaⅠ:Research on Pollution Properties of Gaseous Pollutants5 {! p) t4 ]' s6 o
TANG Da-gang, LIU Hong-jie, WANG Wei, WANG Ming-yu, CUI Ping, DU Jian
" E0 s* k. r# Z5 u! `. {(Chinese Research Academy of Environmental Sciences,Beijing 100012)
) _7 W3 q$ F. L. a3 w% S% j, G( |) RAbstract:In order to understand spatial distributions of acidity causing atmospheric pollutants such as SO2,NOxand study the diffu-
! h7 V5 g" @5 ~) [$ |9 hsion and transmission properties of the above pollutants and thus therir contributions to the formation of acidic precipitation,in he re-$ ^8 B. w+ `0 T
search of acidic precipitation during the Eighth Five-Year Plan Period,the aircraft monitoring area in and to the east of Shijiazhuang
1 i0 J2 L. L% c$ z+ Zwas selected and aircraft monitoring performed on pollution properties of SO2and NOxin winter in North China with consideration of
, Y8 }, m. k y; _1 b9 \the high density of cities and industries in this area.It was found from the monitoring that there are heavily polluted spatial areas" G% _, K2 ` J, c$ B+ _' o7 ~
caused by SO2and NOxat the height of about 1.5 km and,at the same time,there are areas concentrated with high SO2in North$ U; ~+ S/ r( U
China.; v4 N( i3 D; p# k3 g/ ^
Key words:acidic precipitation; SO2; NOx; aircraft measurement |
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发表于 2009-9-20 14:07:51
