某再生橡胶厂工艺过程VOCs排放特征研究Analysis of Emission Characteristics of VOCs in the Rubber Reclaiming Processes
闫昱程,高雪莹,郭利利,李婕,何秋生,李宏艳,王新明
摘要(Abstract):
采用罐采样-GC-MS/FID分析方法对某再生橡胶厂不同工艺过程无组织排放VOCs的浓度水平及组分特征进行研究。结果表明,再生橡胶生产过程中芳香烃和OVOCs是主要的VOCs排放组分,其中以丙酮和苯系物为主,脱硫和冷却过程为主要的排污环节。丙酮、4-乙基甲苯和间二甲苯在各环节的占比都较大,可作为该行业的标志物。芳香烃为冷却堆场和开炼精炼环节中主要的VOCs组分,丙酮为脱硫和冷却环节中排放的主要物质。与不同行业的研究进行对比,再生橡胶行业排放的废气中芳香烃占比更大,同时也是OFP贡献最大的组分应受到重视。
关键词(KeyWords): 再生橡胶;VOCs;排放特征;臭氧生成潜势
基金项目(Foundation): 国家自然基金(41172316);; 海外及港澳学者合作研究基金项目(41728008)
作者(Author): 闫昱程,高雪莹,郭利利,李婕,何秋生,李宏艳,王新明
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