使用静电纺丝的方法,制造出不同直径的纳米纤维薄膜,在低风速下进行空气过滤实验,建立初步分析模型,分析了纤维直径和过滤性能间的关系.实验表明,纳米纤维的直径和过滤效率并不是正比关系,而是在某个纤径尺寸范围存在这一个最优值.对于PM10颗粒,纤维直径分布在400～600nm范围内的纳米纤维薄膜的过滤效果较好.分析模型的建立将促进纳米纤维薄膜空气过滤研究.
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