https://scholars.lib.ntu.edu.tw/handle/123456789/77297
標題: | Temporal evolution of resistances in the ultrafiltration of humic substances | 作者: | Lin, Cheng-Fang Wu, Chung-Hsin Kuo, Shyue-Wen |
關鍵字: | Fouling; Humic substances; Resistance model; Ultrafiltration | 公開日期: | 2005 | 卷: | 172 | 期: | 2 | 起(迄)頁: | 99-106 | 來源出版物: | Desalination | 摘要: | Many ultrafiltration-related studies have emphasized fouling mechanisms, but few works have been done on resistance modeling. This study investigated the temporal variation of different resistances including membrane intrinsic resistance, fouling resistance, and concentration polarization resistance, based on a well established resistance-in-series model. The various resistances were determined at an early stage of ultrafiltration operation. During the initial operation period, the total filtration resistance for ultrafiltration of humic substance solution ranged from 1.9×109 to 2.2×109Pa.s/m. The principal resistance of ultrafiltration is from intrinsic membrane resistance, accounting for more than half of the total resistance (56-85%). © 2005 Elsevier B.V. All rights reserved. |
URI: | http://ntur.lib.ntu.edu.tw//handle/246246/96777 https://www.scopus.com/inward/record.uri?eid=2-s2.0-14244264453&doi=10.1016%2fj.desal.2004.06.198&partnerID=40&md5=bcca92b1d7d1f9b30ed2b8c9a2d91bc0 |
ISSN: | 00119164 | SDG/關鍵字: | Computer simulation; Concentration (process); Desalination; Fouling; Mathematical models; Polarization; Fouling mechanisms; Humic substances; Resistance modeling; Temporal variations; Ultrafiltration; desalination; fouling; humic acid; mathematical modeling; membrane; ultrafiltration |
顯示於: | 環境工程學研究所 |
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