某家具制造各工序VOCs排放特征及风险评估Emission Characteristics and Risk Assessment of VOCs From Furniture Manufacturing Processes
薛彩凤,高雪莹,朱惠丽,崔阳,李宏艳,何秋生,王新明
摘要(Abstract):
以山西省某木制家具制造企业为研究对象,通过苏玛罐和2,4-二硝基苯肼小柱(DNPH)采样并结合气相色谱-质谱仪/氢火焰离子检测器(GC-MS/FID)和高效液相色谱仪(HPLC)分析,研究了家具制造不同工段119种VOCs的排放特征,并利用美国环保署(US-EPA)推荐的健康风险模型对家具制造各工段排放VOCs所致的工人健康风险进行评估。结果表明:厂界上、下风向的TVOCs浓度分别为0.49 mg/m~3和0.64 mg/m~3.贴皮工段、封边工段、底漆涂装和面漆涂装的TVOCs浓度范围为(2.15~183.90)mg/m~3,封边工段的VOCs浓度最高,贴皮工段和面漆涂装皆以芳香烃为主,底漆涂装以醚酯类为主,封边工段以卤代烃为主。健康风险评价结果显示封边工段的致癌风险平均值高于1.00E-04(US-EPA上限值),主要来自二氯甲烷和乙苯,其它工段的致癌风险为5.45E-06~2.27E-05.本研究结果有助于制定与家具制造行业有关的减排措施和风险管理的决策。
关键词(KeyWords): 家具制造;VOCs;排放特征;风险评估
基金项目(Foundation): 国家自然科学基金(42077201);; 国家生态环境部攻关项目(DQGG202107);; 太原科技大学博士启动基金(20202072)
作者(Author): 薛彩凤,高雪莹,朱惠丽,崔阳,李宏艳,何秋生,王新明
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