Control of submerged hollow fiber membrane fouling caused by fine particles in photocatalytic membrane reactors using bubbly flow: Shear stress and particle forces analysis
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- 作者：Xing Dua ; hitduxing@163.com" class="auth_mail" title="E-mail the corresponding author ; Fang-Shu Qua ; qufangshu@163.com" class="auth_mail" title="E-mail the corresponding author ; Heng Lianga ; hitliangheng@163.com" class="auth_mail" title="E-mail the corresponding author ; Kai Lib ; likai02007@126.com" class="auth_mail" title="E-mail the corresponding author ; Lang-Ming Baia ; andy_white@126.com" class="auth_mail" title="E-mail the corresponding author ; Gui-Bai Lia ; hitsteven@gmail.com" class="auth_mail" title="E-mail the corresponding author
- 关键词：UF ; ultrafiltration ; PMRs ; photocatalytic membrane reactors ; CFD ; computational fluid dynamics ; DLS ; dynamic light scattering ; TMP ; trans-membrane pressure (Pa) ; PVC ; polyvinyl chloride ; MWCO ; molecular weight cutoff ; HA ; humic acid ; CFV ; cross-flow velocity ; SEM ; scanning electron microscopy
- 刊名：Separation and Purification Technology
- 出版年：2017
- 出版时间：1 January 2017
- 年：2017
- 卷：172
- 期：Complete
- 页码：130-139
- 全文大小：1373 K
文摘
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We used bubbly flow to alleviate membrane fouling of PMRs.
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Aeration rate plays a significant role on membrane fouling control.
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CFD results present a comprehensive understanding of shear stress on HFM surface.
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Forces on streaming and deposited particles were quantitatively estimated.
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