上海市郊春季臭氧及其前体物观测研究

被引:31
作者
黄志新
机构
[1] 上海市金山区环境保护研究所
关键词
臭氧; 前体物; 上海市郊; 海陆风;
D O I
暂无
中图分类号
X831 [大气监测];
学科分类号
0706 ; 070602 ;
摘要
利用上海市郊金山环境监测站沿海站点2007年春季的逐时臭氧浓度及其前体物的观测数据,分析了臭氧浓度的时间变化规律,以及海风和陆风对臭氧和其前体物(NO、NO2和CO)浓度的影响。结果表明,臭氧浓度总体较高,共有10日出现臭氧浓度超标,表现出了比较明显的春季高峰现象;臭氧浓度的日变化表现出了受污染地区的典型特征,而NO和CO则表现出了特殊的单峰型日变化规律;海风对应的臭氧浓度明显高于陆风,而陆风对应的前体物浓度均明显高于海风,主要与该地区大气臭氧化学为VOCs控制型有关;首次在该监测点观测到了明显的臭氧浓度"反周末效应",同时,周末的NO、NO2和CO浓度均明显高于平日。
引用
收藏
页码:87 / 89+99 +99
页数:4
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