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渗透蒸发膜分离技术具有分离效率高、低能耗、易于和发酵装置耦合等优势,在生物乙醇的分离、提浓工艺中得到广泛应用。结合国内外生物乙醇的研究现状,综述了渗透蒸发膜分离技术的研究进展,并对渗透蒸发膜分离技术的核心材料——膜材料的制备与应用进行详细介绍,展望了生物乙醇的渗透蒸发膜分离技术的发展前景。
Pervaporation membrane separation technology has the advantages of high separation efficiency, low energy consumption, easy coupling with the fermentation device, and is widely used in the separation and concentration of bio-ethanol. Based on the research status of bioethanol at home and abroad, the research progress of pervaporation membrane separation technology is reviewed. The preparation and application of membrane material, the core material of pervaporation membrane separation technology, are introduced in detail. The pervaporation membrane of bioethanol Development of separation technology.