采用表面粗糙度仪、扫描电子显微镜(SEM)和三维非接触表面形貌仪(WLI)表征膜表面形貌,并考察了陶瓷膜表面粗糙度对过滤含油废水性能的影响.结果显示,具有不同表面粗糙度的相同孔径陶瓷膜,其纯水通量基本相同；粗糙度越大的膜,过滤含油废水的膜通量衰减越快,稳定通量也越低；陶瓷膜表面粗糙度对油截留率基本没有影响；废水中油滴粒径的变化对粗糙度大的膜的稳定通量影响显著,表明光滑膜更适合于处理含油废水.
参考文献
| [1] | Boussu K;Van der Bruggen B;Volodin A;Snauwaert J;Van Haesendonck C;Vandecasteele C .Roughness and hydrophobicity studies of nanofiltration membranes using different modes of AFM[J].Journal of Colloid and Interface Science,2005(2):632-638. |
| [2] | Qilin Li;Zhihua Xu;Ingo Pinnau .Fouling of reverse osmosis membranes by biopolymers in wastewater secondary effluent: Role of membrane surface properties and initial permeate flux[J].Journal of Membrane Science,2007(1/2):173-181. |
| [3] | Wyart Y;Georges G;Demie C;Amra C;Moulin P .Membrane characterization by microscopic methods: Multiscale structure[J].Journal of Membrane Science,2008(1/2):82-92. |
| [4] | 卞晓锴,陆晓峰,施柳青.原子力显微镜及在膜科学技术研究中的应用[J].膜科学与技术,2002(05):36-40. |
| [5] | Park N;Kwon B;Kim IS;Cho JW .Biofouling potential of various NF membranes with respect to bacteria and their soluble microbial products (SMP): Characterizations, flux decline, and transport parameters[J].Journal of Membrane Science,2005(1/2):43-54. |
| [6] | Bowen WR.;Doneva TA. .Atomic force microscopy studies of membranes: Effect of surface roughness on double-layer interactions and particle adhesion[J].Journal of Colloid and Interface Science,2000(2):544-549. |
| [7] | Eric M. Vrijenhoek;Seungkwan Hong;Menachem Elimelech .Influence of membrane surface properties on initial rate of colloidal fouling of reverse osmosis and nanofiltration membranes[J].Journal of Membrane Science,2001(1):115-128. |
| [8] | Riedl K.;Lencki RW.;Girard B. .Influence of membrane structure on fouling layer morphology during apple juice clarification[J].Journal of Membrane Science,1998(2):155-166. |
| [9] | Vildan Siilar;Ayse Okur .New Application of a Surface Roughness Tester on Fabrics[J].AATCC review: International magazine for textile professionals,2007(9):39-43. |
| [10] | Wyart Y;Georges G;Demie C;Amra C;Moulin P .Membrane characterization by microscopic methods: Multiscale structure[J].Journal of Membrane Science,2008(1/2):82-92. |
| [11] | Koyuncu I;Brant J;Luttge A;Wiesner MR .A comparison of vertical scanning interferometry (VSI) and atomic force microscopy (AFM) for characterizing membrane surface topography[J].Journal of Membrane Science,2006(1/2):410-417. |
| [12] | A. Bogner;P.-H. Jouneau;G. Thollet;D. Basset;C. Gauthier .A history of scanning electron microscopy developments: Towards "wet-STEM" imaging[J].Micron: The international research and review journal for microscopy,2007(4):390-401. |
| [13] | 秦选文.高剪切混合乳化机在分子筛细化中的应用[J].化工机械,2004(04):225-226. |
| [14] | Masahiko H;Hiroki I;Yoshiyasu K .Effect of skin layer surface structures on the flux behavior of RO membranes[J].Journal of Membrane Science,1996,121:209-215. |
| [15] | Qi Zhang;Yiqun Fan;Nanping Xu .Effect of the surface properties on filtration performance of Al2O3-TiO2 composite membrane[J].Separation and Purification Technology,2009(2):306-312. |
| [16] | Tania Rizwan;Subir Bhattacharjee .INITIAL DEPOSITION OF COLLOIDAL PARTICLES ON A ROUGH NANOFILTRATION MEMBRANE[J].The Canadian Journal of Chemical Engineering,2007(5):570-579. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%