Abstract:
基于石家庄市2019年7月近地面污染物和气象观测数据,分析夏季O_3污染状况及其影响因素;结合WRF-CMAQ模式和O_3浓度等值线(EKMA曲线),探究不同区域O_3-VOCs-NO_x的非线性响应关系,旨在探究最佳的前体物减排方案.结果表明,观测期间,石家庄市市区MDA8 O_3超标率高达70.9%.污染天期间,伴随着高温、低湿、小风,且以南风和东南风为主.石家庄市市区属于VOCs控制区,郊县为NO_x和VOCs协同控制区.在臭氧污染时段,市区在仅削减NO_x排放,且削减比例超过50%时,持续减排NO_x使得O_3浓度呈逐渐下降趋势.在非臭氧日时段,市区在VOCs和NO_x的削减比例大于1...
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环境科学
Year: 2022
Issue: 07
Volume: 43
Page: 3473-3482
Cited Count:
WoS CC Cited Count: 12
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 9
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