检索规则说明:AND代表“并且”;OR代表“或者”;NOT代表“不包含”;(注意必须大写,运算符两边需空一格)
检 索 范 例 :范例一: (K=图书馆学 OR K=情报学) AND A=范并思 范例二:J=计算机应用与软件 AND (U=C++ OR U=Basic) NOT M=Visual
作 者:钱翌[1] 宋开慧[1] 赵荣敏 QIAN Yi;SONG Kai-hui;ZHAO Rong-min(College of Environment and Safety Engineering, Qingdao University of Science and Technology, Qingdao 266042,China;Library of Qingdao University of Science and Technology, Qingdao 266061, China)
机构地区:[1]青岛科技大学环境与安全工程学院,山东青岛266042 [2]青岛科技大学图书馆,山东青岛266061
出 处:《环境工程》2018年第5期84-88,99,共6页Environmental Engineering
基 金:青岛市民生科技计划项目(16-6-2-54-nsh);世界自然基金会项目(WWF-US;Agreement#CS35);农业部项目:农田氨排放对空气质量的环境影响研究
摘 要:近年来,农业源NH_3排放被认为会引起局部地区PM_(2.5)浓度过高,造成严重雾霾频发。氨排放作为在控霾环节长期以来被忽视的问题,现在日益受到关注。综述了NH_3在PM_(2.5)形成中的作用机理:在潮湿环境中NH_3与NO_x和SO_2反应形成的二次无机颗粒物成为PM_(2.5)的重要组成部分;介绍了NH_3形成PM_(2.5)的研究方法,包括源清单法、源模型法和受体模型法;定量分析了我国NH_4^+和SNA分别在PM_(2.5)中所占的质量分数,NH_4^+占(6.53±2.92)%,SNA占(32.03±11.05)%;最后提出了综合治霾的针对性政策建议。In recent years,NH3 emission by agricultural source,was found to be a key cause of high concentration of PM2.5 and heavy haze,and increasingly attracted scholars' attention. This paper reviewed the mechanism of NH3 in PM2.5 formation,explained that NH3 interacting with NOx and SO2 in humid environment to form secondary inorganic particles was an important portion of atmospheric PM2.5. The methods to evaluate the amount of NH3 forming into PM2.5 were introduced,including source inventory method,source model method and receptor model method. We quantitatively analyzed the mass concentration proportion of NH4^+ and SNA in PM2.5,and found that NH4^+ accounted for( 6. 53 ± 2. 92) % and SNA accounted for( 32. 03 ±11. 05) % in PM2.5. Policy suggestions were proposed contrapuntally in order to control haze pollution in China.
分 类 号:X513[环境科学与工程—环境工程]
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在链接到云南高校图书馆文献保障联盟下载...
云南高校图书馆联盟文献共享服务平台 版权所有©
您的IP:216.73.216.222