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    Please use this identifier to cite or link to this item: https://tkuir.lib.tku.edu.tw/dspace/handle/987654321/6990


    Title: 多程管殼式中空纖維薄膜超過濾之研究
    Other Titles: A Study on Multipass Shell and Tube Hollow Fiber Membrane Ultrafiltration
    Authors: 葉和明
    Contributors: 淡江大學化學工程與材料工程學系
    Keywords: 多程;中空纖維;薄膜;超過濾;Multipass;Hollow fiber;Membrane;Ultrafiltration
    Date: 1995
    Issue Date: 2009-03-16 15:10:02 (UTC+8)
    Abstract: 在薄膜超過爐程序中,受薄膜阻擋之溶質堆 積於薄膜表面上,形成一濃度極化層而增加了 溶劑透過之阻力.吾人發現:增加軸向速度(掃流 速度),可使得極化層變薄而減少阻力.在流率維 持不變下,使用多程管殼式中空纖維薄膜超過 濾機,可增加軸向速度而降低透過阻力.本研究 將先循理論分析,探討多程管殼式中空薄膜超 過濾機中的透過阻力,並提出有關之修正因子 及操作參數,可供此種超過濾機設計及操作之 用實驗部分,擬將Polysulfone中空纖維管組合而成 單程管、二程管及多程管等一程殼實驗裝置, 而對Dextran T500及Polvinyrrolidone360之水溶液進行 多程式超過濾操作,以探討其透過阻力及透過 效率.
    Appears in Collections:[化學工程與材料工程學系暨研究所] 研究報告

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