秦皇岛市重点工业企业VOCs排放及分布特征

工业企业挥发性有机物(VOCs)污染排放对大气环境影响日益突出,工业源VOCs污染防治成为环境保护的重点工作。为进一步提高秦皇岛市工业源挥发性有机物(VOCs)治理的科学性、针对性和有效性,对2019年秦皇岛市重点排污企业VOCs的排污量、区域分布、排放行业等进行了详细调查分析:秦皇岛市重点工业源VOCs排放总量为6875.83t,排放量最大的区域是秦皇岛经济技术开发区,占比51.1%;排放量最大的行业是交通运输设备制造业,占总排放量的33.5%;溶剂使用源的排放量最大,占比52.3%。

Emission and distribution characteristics of volatile organic pollutants from key industrial enterprises in Qinhuangdao City

The prevention of volatile organic compounds(VOCs) from industrial sources has become a key point for environmental protection as the emission of VOCs shows an increasingly prominent impact on atmospheric environment.In order to further improve the scientificity,pertinency and effectiveness of VOCs treatment in Qinhuangdao city,this paper investigated and analyzed the discharge volume,regional distribution and major emission industries of VOCs in Qinhuangdao city.In 2019,the total VOCs emission from key industrial sources in Qinhuangdao city was 6 875.83 t,and the largest emission area was Qinhuangdao economic and technological development zone,accounting for 51.1%;the biggest emission industry was manufacturing of transport equipment,accounting for 33.5% of the total,and the largest emission was from solvent sources,accounting for 52.3%.