河北工业大学机械工程学院
纸质出版:2025
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井嵩皓, 李子瑞. 表面改性选择性膜的输运特性数值模拟[J]. 传感器与微系统, 2025,(2):112-115.
井嵩皓, 李子瑞. 表面改性选择性膜的输运特性数值模拟[J]. 传感器与微系统, 2025,(2):112-115. DOI: 10.13873/J.1000-9787(2025)02-0112-04.
电荷量不同的同性粒子分离成为目前许多工业和学术研究中的中心问题。本文使用数值模拟的方法研究电渗析系统中单价离子选择性膜改性层参数对离子输运的影响,结果表明,改性层内的电荷对阳离子施加的能量障碍控制着离子的选择性输运,低于限制电流密度条件下,改性层电荷密度、厚度以及正负电荷交替改性层数的增加会显著降低阳离子通量并提升单价离子选择性。在低电荷密度、低厚度以及单层改性层条件下,系统表现出良好的离子选择性运输性能,能够有效分离单多价离子。这些结果为膜制造以及工业应用提供理论指导。
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