References

  1. R. Guan, X. Yuan, Z. Wu, H. Wang, L. Jiang, Y. Li, G. Zeng, Functionality of surfactants in waste-activated sludge treatment: a review, Sci. Total Environ., 609 (2017) 1433–1442.
  2. M. Raynaud, J. Vaxelaire, J. Olivier, E. Dieude-Fauvel, J. Baudez, Compression dewatering of municipal activated sludge: effects of salt and pH, Water Res., 46 (2012) 4448–4456.
  3. J. Vaxelaire, P. Cezac, Moisture distribution in activated sludges: a review, Water Res., 38 (2004) 2214–2229.
  4. H. Yuan, N. Zhu, F. Song, Dewaterability characteristics of sludge conditioned with surfactants pretreatment by electrolysis, Bioresour. Technol., 102 (2011) 2308–2315.
  5. L.F. Wang, B.C. Huang, L.L. Wang, Y. Min, H.Q. Yu, Experimental and theoretical analyses on the impacts of ionic surfactants on sludge properties, Sci. Total Environ., 633 (2018) 198–205.
  6. Y. Qi, K.B. Thapa, A.F.A. Hoadley, Application of filtration aids for improving sludge dewatering properties – a review, Chem. Eng. J., 171 (2011) 373–384.
  7. M. Ruiz-Hernando, G. Martinez-Elorza, J. Labanda, J. Llorens, Dewaterability of sewage sludge by ultrasonic thermal and chemical treatments, Chem. Eng. J., 230 (2013) 102–110.
  8. M. Beneitocambra, J.M. Herreromartínez, G. Ramisramos, Analytical methods for the characterization and determination of nonionic surfactants in cosmetics and environmental matrices, Anal. Methods, 5 (2012) 341–354.
  9. L. Cheng, Y.Z. Yu, Y.X. Zhou, H.D. Zhang, M.W. Li, The research progress of flocculants in sewage sludge dewatering, Adv. Mater. Res., 610–613 (2013) 1518–1521.
  10. Y. Sun, H. Zheng, J. Zhai, H. Teng, C. Zhao, C. Zhao, Y. Liao, Effects of surfactants on the improvement of sludge dewaterability using cationic flocculants, PLoS One, 9 (2014) 1–10.
  11. S. Jiang, Y. Chen, Q. Zhou, Effect of sodium dodecyl sulfate on waste activated sludge hydrolysis and acidification, Chem. Eng. J., 132 (2007) 311–317.
  12. L.F. Wang, L.L. Wang, W.W. Li, D.Q. He, H. Jiang, X.D. Ye, H.P. Yuan, N.W. Zhu, H.Q. Yu, Surfactant-mediated settleability and dewaterability of activated sludge, Chem. Eng. Sci., 116 (2014) 228–234.
  13. L. Besra, D.K. Sengupta, S.K. Roy, P. Ay, Influence of surfactants on flocculation and dewatering of kaolin suspensions by cationic polyacrylamide (PAM-C) flocculant, Sep. Sci. Technol., 30 (2003) 251–264.
  14. X. Li, Y. Zhang, X. Zhao, N. Gao, T. Fu, The characteristics of sludge from enhanced coagulation processes using PAC/ PDMDAAC composite coagulants in treatment of micropolluted raw water, Sep. Sci. Technol., 147 (2015) 125–131.
  15. Z. Chen, W. Zhang, D. Wang, T. Ma, R. Bai, D. Yu, Enhancement of waste activated sludge dewaterability using calcium peroxide pre-oxidation and chemical re-flocculation, Water Res., 103 (2016) 170–181.
  16. H. Wei, B. Gao, J. Ren, A. Li, H. Yang, Coagulation/flocculation in dewatering of sludge: a review, Water Res., 143 (2018) 608–631.
  17. Y. Zheng, L. Ke, D. Xia, Y. Zheng, Y. Wang, H. Liand, Q. Li, Enhancement of digestates dewaterability by CTAB combined with CFA pretreatment, Sep. Sci. Technol., 163 (2016) 282–289.
  18. K. Luo, Q. Yang, J. Yu, X.M. Li, G.J. Yang, B.X. Xie, F. Yang, W. Zheng, G.M. Zeng, Combined effect of sodium dodecyl sulfate and enzyme on waste activated sludge hydrolysis and acidification, Bioresour. Technol., 102 (2011) 7103–7110.
  19. I.P. Purcell, J.R. Lu, R.K. Thomas, A.M. Howe, J. Penfold, Adsorption of sodium dodecyl sulfate at the surface of aqueous solutions of poly(vinylpyrrolidone) studied by neutron reflection, Langmuir, 14 (1998) 1637–1645.
  20. T.L. Poxon, J.L. Darby, Extracellular polyanions in digested sludge: Measurement and relationship to sludge dewaterability, Water Res., 31 (1997) 749–758.
  21. X.S. Jia, H. Furumai, H.H.P. Fang, Yields of biomass and extracellular polymers in four anaerobic sludges, Environ. Technol. Lett., 17 (1996) 283–291.
  22. J.I. Houghton, J. Quarmby, T. Stephenson, Municipal wastewater sludge dewaterability and the presence of microbial extracellular polymer, Water Sci. Technol., 44 (2001) 373–379.
  23. L.H. Mikkelsen, K. Keiding, Physicochemical characteristics of full scale sewage sludges with implications to dewatering, Water Res., 36 (2002) 2451–2462.
  24. P.H. Nielsen, B. Frolund, K. Keiding, Changes in the composition of extracellular polymeric substances in activated sludge during anaerobic storage, Appl. Microbiol. Biotechnol., 44 (1996) 823–830.
  25. H.C. Flemming, J. Wingender, The biofilm matrix, Nat. Rev. Microbiol., 8 (2010) 623–33.
  26. Y. Chen., H. Yang, G. Gu, Effect of acid and surfactant treatment on activated sludge dewatering and settling, Water Res., 35 (2001) 2615–2620.
  27. S. Wang, C. Liu, Q. Li, Impact of polymer flocculants on coagulation-microfiltration of surface water, Water Res., 47 (2013) 4538–4546.
  28. W. Chen, W. Paul, J.A. Leenheer, K. Booksh, Fluorescence excitation−emission matrix regional integration to quantify spectra for dissolved organic matter, Environ. Sci. Technol., 37 (2003) 5701–5710.
  29. Y. Elakneswaran, T. Nawa, K. Kurumisawa, Zeta potential study of paste blends with slag, Cem. Concr. Compos., 31 (2009) 72–76.
  30. S. Xue, B. Gao, H. Xin, B. Fan, Q. Yue, R. Li, J. Bo, Effect of the dosage ratio and the viscosity of PAC/PDMDAAC on coagulation performance and membrane fouling in a hybrid coagulation-ultrafiltration process, Chemosphere, 173 (2017) 288–298.
  31. B.M. Wilen, B. Jin, P. Lant, The influence of key chemical constituents in activated sludge on surface and flocculating properties, Water Res., 37 (2003) 2127–2139.
  32. H. Zheng, Y. Sun, J. Guo, F. Li, W. Fan, Y. Liao, Q. Guan, Characterization and evaluation of dewatering properties of PADB a highly efficient cationic flocculant, Ind. Eng. Chem. Res., 53 (2014) 2572–2582.
  33. J. Robinson, W.R. Knocke, Use of dilatometric and drying techniques for assessing sludge dewatering characteristics, Water Environ. Res., 64 (1992) 60–68.
  34. Y. Chen, H. Yang, G. Wu, G. Gu, Surfactant improving activated sludge dewaterability and its mechanism, Environ. Sci., 21 (2000) 97–100.