生物建筑材料的排放率,对合格和量化VOC排放的方法描述
J M A de Kort1, F Gauvin1, M G L C Loomans1
1Department of the Built Environment, Eindhoven University of Technology, Eindhoven, the Netherlands.
The Science of the total environment
|September 20, 2023
概括
像软木和碎片板这样的生物基绝缘材料对室内空气质量是安全的,不会排放有害的挥发性有机化合物 (VOC). 然而,EPS绝缘剂释放的含量超过了健康的限制.
科学领域:
- 建筑科学 建筑科学
- 环境化学环境化学
- 材料科学 是一种材料科学.
背景情况:
- 生物基绝缘材料使蒸汽开放的结构成为可能,允许室内环境的直接相互作用.
- 这种相互作用需要评估室内空气质量与挥发性有机化合物 (VOC) 的关系.
研究的目的:
- 来自生物基和非生物基建筑材料的VOC排放的合格和量化.
- 为了比较膨胀软木,碎片板和EPS绝缘材料的VOC排放率与卫生标准.
主要方法:
- 气体染色学和质谱学 (GC-MS) 用于VOC识别和TVOC测量.
- 两种采样技术与可变温度的VOC资格.
- 对排放量定量的烯等价和组等价方法的比较.
主要成果:
- 温度影响生物基材料发出的VOC化合物的类型.
- 膨胀的软木和碎片板没有显示有害的VOC排放.
- 在EPS绝缘中,的含量超过了健康限制.
结论:
- 扩展的软木和碎片板适合健康的室内环境.
- 由于含量升高,EPS绝缘构成潜在的健康风险.
- 对于量化挥发性有机化合物排放而言,群体等效方法比烯等效方法更准确.
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