{"title":"中国邯郸市冬季一次空气重污染过程特征分析","authors":"李 建武, 沈 陆岭, 阮 航, 李 小龙, 夏 晶","doi":"10.26789/jnhb.v7i6.1369","DOIUrl":"https://doi.org/10.26789/jnhb.v7i6.1369","url":null,"abstract":"将中国邯郸市2019年1月5日~9日此次重污染天气过程作为研讨目标,利用污染物浓度监测数据和气象观测资料,采用特征雷达图、相关性分析、统计学方法分析邯郸市此次空气重污染过程特征及成因。结果表明:此次重污染发展和维持阶段中有2d是重度污染(AQI>200),PM2.5最高值达到316μg/m3 ;不利的气象条件对污染物浓度影响显著,不利的气象条件主要由小风速、湿度高、温度低导致大气扩散能力较弱;该污染严重时段的PM2.5占PM10的百分比范围为46%~68%,说明邯郸市的首要污染物为PM2.5,特征雷达图表明此次污染特征由6日10:00的受特定工业排放及偏沙尘型污染转变为9日10:00的偏燃煤型污染,此次污染主要以燃煤、机动车尾气、沙尘、特定工业排放源为主。","PeriodicalId":57941,"journal":{"name":"橡塑智造与节能环保","volume":"113 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-07-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"76673384","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0