鹰潭市大气降雨变化特征分析  

Analysis on variation characteristics of atmospheric rainfall in Yingtan City

作　　者：潘筱璐 PAN Xiaolu(Jiangxi Yingtan Ecological Environment Monitoring Center,Yingtan,Jiangxi 335000,China)

机构地区：[1]江西省鹰潭生态环境监测中心,江西鹰潭335000

出　　处：《江西化工》2022年第4期53-55,共3页Jiangxi Chemical Industry

摘　　要：本文用2012~2021年鹰潭市10年降水监测资料,对鹰潭市区的酸雨状况进行统计分析。分析表明,十年间,鹰潭市酸雨情况逐年好转,但鹰潭仍为酸雨城市;鹰潭市酸雨污染季节变化明显,春季最重,冬季次之,其次为夏季,最低为秋季;鹰潭市降水中硫酸根离子浓度呈下降趋势,而硝酸根离子呈上升趋势,SO_(4)^(2-)/NO_(3)^(-)呈下降趋势。说明鹰潭市酸雨污染类型由硫酸盐型向硫酸盐、硝酸盐混合转变。This paper uses the data of precipitation monitoring in Yingtan City from 2012 to 2021,The acid rain in Yingtan city was analyzed statistically,Analysis shows that,Acid rain has improved every year for a decade,But Yingtan is still a city of acid rain;Seasonal changes of acid rain pollution in Yingtan City were obvious,The heaviest is in spring,followed by winter,summer and autumn;The concentration of sulfate ion in precipitation in Yingtan City showed a downward trend,And nitrate ions are trending up,SO_(4)^(2-)/NO_(3)^(-) shows a downward trend。It indicates that the pollution type of acid rain in Yingtan city has changed from sulfate type to mixed sulfate and nitrate。

关 键 词：酸雨 趋势 分析 PH值 酸雨频率 鹰潭市 

分 类 号：X517[环境科学与工程—环境工程]