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2010—2016年上海城区臭氧长时间序列变化特征初探
引用本文:张小娟,李莉,王红丽,陶士康,朱书慧,陈勇航,王军,游振宇,Jeremy C. Avise.2010—2016年上海城区臭氧长时间序列变化特征初探[J].环境科学学报,2019,39(1):86-94.
作者姓名:张小娟  李莉  王红丽  陶士康  朱书慧  陈勇航  王军  游振宇  Jeremy C. Avise
作者单位:东华大学环境科学与工程学院,上海201620;上海市环境科学研究院,国家环境保护城市大气复合污染成因与防治重点实验室,上海200233;上海市环境科学研究院,国家环境保护城市大气复合污染成因与防治重点实验室,上海200233;东华大学环境科学与工程学院,上海,201620;南京大学大气科学学院,南京,210023;Laboratory for Atmospheric Research,Washington State University,Pullman,Washington,USA
基金项目:上海市环境保护局重大科研项目(沪环科(2016-12),沪环科(2017-02))
摘    要:基于2010—2016年上海城区近地面大气臭氧(O3)的连续在线观测数据,研究了上海城区O3长时间序列变化规律和污染特征.结果表明,近7年来上海城区O3污染逐渐凸显,但总体以轻度污染为主,7—8月高温炎热季节以中度污染居多.城区O3-8 h(臭氧日最大8 h滑动平均)年均增速为3.81 μg·m-3·a-1,99%和95%分位值增速较快,分别为6.65和4.94 μg·m-3·a-1;25%、50%和75%分位值的增速在3.06~4.45 μg·m-3·a-1之间.春季O3浓度均值较高,年际变化小;夏季极值较高,且污染超标情况最为突出;秋季O3浓度次于春、夏季,冬季最低;夏、秋和冬季O3浓度总体呈上升态势.O3日变化呈"单峰型",最大值出现在13:00左右,且峰值逐年增加,污染持续时间变长,最小值出现在早晨7:00.城区O3"周末效应"逐渐减弱.基于KZ过滤器方法的数据分析结果表明,上海城区O3-8 h长期变化主要受O3-BF(O3-8 h的基准组分)影响;O3-SF(O3-8 h的天气影响组分)在5—9月对O3-8 h影响较大,其范围为-98.85~139.60 μg·m-3.

关 键 词:臭氧  变化特征  周末效应  长时间序列  上海
收稿时间:2018/1/16 0:00:00
修稿时间:2018/2/22 0:00:00

Preliminary study on the long-term trends of ozone in urban Shanghai from 2010 to 2016
ZHANG Xiaojuan,LI Li,WANG Hongli,TAO Shikang,ZHU Shuhui,CHEN Yonghang,WANG Jun,YOU Zhenyu and Jeremy C. Avise.Preliminary study on the long-term trends of ozone in urban Shanghai from 2010 to 2016[J].Acta Scientiae Circumstantiae,2019,39(1):86-94.
Authors:ZHANG Xiaojuan  LI Li  WANG Hongli  TAO Shikang  ZHU Shuhui  CHEN Yonghang  WANG Jun  YOU Zhenyu and Jeremy C Avise
Institution:1. College of Environmental Science and Engineering, Donghua University, Shanghai 201620;2. State Environmental Protection Key Laboratory of the Cause and Prevention of Urban Air Pollution Complex, Shanghai Academy of Environmental Sciences, Shanghai 200233,State Environmental Protection Key Laboratory of the Cause and Prevention of Urban Air Pollution Complex, Shanghai Academy of Environmental Sciences, Shanghai 200233,State Environmental Protection Key Laboratory of the Cause and Prevention of Urban Air Pollution Complex, Shanghai Academy of Environmental Sciences, Shanghai 200233,State Environmental Protection Key Laboratory of the Cause and Prevention of Urban Air Pollution Complex, Shanghai Academy of Environmental Sciences, Shanghai 200233,State Environmental Protection Key Laboratory of the Cause and Prevention of Urban Air Pollution Complex, Shanghai Academy of Environmental Sciences, Shanghai 200233,College of Environmental Science and Engineering, Donghua University, Shanghai 201620,College of Environmental Science and Engineering, Donghua University, Shanghai 201620,School of Atmospheric Sciences, Nanjing University, Nanjing 210023 and Laboratory for Atmospheric Research, Washington State University, Pullman, Washington, USA
Abstract:
Keywords:ozone  changing characteristics  weekend effect  long-term trend  Shanghai
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