References

  1. Y. Peng, S. Ge, Enhanced nutrient removal in three types of step feeding process from municipal wastewater, Bioresour. Technol., 102 (2011) 6405–6413.
  2. S. Ge, Y. Zhu, C. Lu, S. Wang, Y. Peng, Full-scale demonstration of step feed concept for improving an anaerobic/anoxic/aerobic nutrient removal process, Bioresour. Technol., 120 (2012) 305–313.
  3. F. Wang, J. Li, D. Bian, W. Bian, L. Zhang, Z. Nie, Treatment of domestic wastewater in step-feeding anoxic/oxic activated sludge–biofilm system at low temperature: performance, removal characteristics, and community, Desal. Wat. Treat., 120 (2018) 150–157.
  4. B.W. Zhao, J.Z. Li, S.-Y. Leu, An innovative wood-chipframework soil infiltrator for treating anaerobic digested swine wastewater and analysis of the microbial community, Bioresour. Technol., 173 (2014) 384–391.
  5. N. Kaindl, Upgrading of an activated sludge wastewater treatment plant by adding a moving bed biofilm reactor as pretreatment and ozonation followed by biofiltration for enhanced COD reduction: design and operation experience, Water Sci. Technol., 62 (2010) 10.
  6. S. Ge, Y. Peng, S. Wang, J. Guo, B. Ma, L. Zhang, X. Cao, Enhanced nutrient removal in a modified step feed process treating municipal wastewater with different inflow distribution ratios and nutrient ratios, Bioresour. Technol., 101 (2010) 9012–9019.
  7. G.B. Zhu, Y.Z. Peng, L.M. Zhai, Y. Wang, S.Y. Wang, Performance and optimization of biological nitrogen removal process enhanced by anoxic/oxic step feeding, Biochem. Eng. J., 43 (2009) 280–287.
  8. Y. Zhang, B. Li, R.X. Xu, G.X. Wang, Y. Zhou, B. Xie, Effects of pressurized aeration on organic degradation efficiency and bacterial community structure of activated sludge treating saline wastewater, Bioresour. Technol., 222 (2016) 182–189.
  9. M. Giorgio, C. Marco, C. Alida, D.T. Daniele, A.E. George, The effect of the solids and hydraulic retention time on moving bed membrane bioreactor performance, J. Cleaner Prod., 170 (2018) 1305–1315.
  10. APHA, Standard Methods for the Examination of Water and Wastewater, 20th ed., Washington, D.C., USA, 1998.
  11. X.Y. Li, S.F. Yang, Influence of loosely bound extracellular polymeric substances (EPS) on the flocculation, sedimentation and dewaterability of activated sludge, Water Res., 41 (2007) 1022–1030.
  12. W.H. Hou, X. Chen, G.L. Song, Q.H. Wang, C.C. Chang, Effects of copper and cadmium on heavy metal polluted waterbody restoration by duckweed (Lemna minor), Plant Physiol. Biochem., 45 (2007) 62–69.
  13. J. Yin, X.J. Tan, N.Q. Ren, Y.B. Cui, L. Tang, Evaluation of heavy metal inhibition of activated sludge by TTC and INT-electron transport system activity tests, Water Sci. Technol., 52 (2005) 231–239.
  14. Ministry of Environmental Protection of the People’s Republic of China, Discharge Standard of Pollutants for Municipal Wastewater Treatment Plant, China Environmental Science Press, Beijing, China, 2002.
  15. W.J. Dong, G. Lu, L. Yan, Z.J. Zhang, Y.L. Zhang, Characteristics of pellets with immobilized activated sludge and its performance in increasing nitrification in sequencing batch reactors at low temperatures, J. Environ. Sci., 42 (2016) 202–209.
  16. C. Cheng, Z. Zhou, H. Pang, Y. Zheng, L. Chen, L.M. Jiang, X. Zhao, Correlation of microbial community structure with pollutants removal, sludge reduction and sludge characteristics in micro-aerobic side-stream reactor coupled membrane bioreactors under different hydraulic retention times, Bioresour. Technol., 260 (2018) 177–185.
  17. B.B. Wang, D.C. Peng, Y.P. Hou, H.J. Li, L.Y. Pei, L.F. Yu, The important implications of particulate substrate in determining the physicochemical characteristics of extracellular polymeric substances (EPS) in activated sludge, Water Res., 58 (2014) 1–8.
  18. Z.W. Wang, Z.C. Wu, S.J. Tang, Impact of temperature seasonal change on sludge characteristics and membrane fouling in a submerged membrane bioreactor, Sep. Sci. Technol., 45 (2010) 920–927.
  19. Y. Peng, C. Gao, S. Wang, M. Ozaki, A. Takigawa, Nonfilamentous sludge bulking caused by a deficiency of nitrogen in industrial wastewater treatment, Water Sci. Technol., 47 (2003) 289–295.
  20. S. Pavel, B. Jan, P. Lukas, H. Helena, R. Josef, H. Ales, J. Pavel, Inhibition effect of free ammonia and free nitrous acid on nitriteoxidising bacteria during sludge liquor treatment: influence of feeding strategy, Chem. Papers, 68 (2014) 871–878.
  21. C.P. Yang, H. Chen, G.M. Zeng, G.L. Yu, S.L. Luo, Biomass accumulation and control strategies in gas biofiltration, Biotechnol. Adv., 28 (2010) 531–540.
  22. G.-P. Sheng, H.-Q. Yu, X.-Y. Li, Extracellular polymeric substances (EPS) of microbial aggregates in biological wastewater treatment systems: a review, Biotechnol. Adv., 28 (2010) 882–894.
  23. C.S. Laspidou, B.E. Rittmann, A unified theory for extracellular polymeric substances, soluble microbial products, and active and inert biomass, Water Res., 36 (2002) 2711–2720.
  24. S. Muhammad, S.K. Kwang, A study on TOC and nutrients removal in SBR and CFSTR systems in relation to sludge EPS during granulation process, Desal. Wat. Treat., 55 (2015) 1683–168.