39da317f-aa0e-4248-9307-99519e68e3ed beie director@blueeyesintelligence.org 10.35940/ijrte.D6591.1110421 10.5004/dwt.2019.24837Azis K., Ntougias S., Melidis P., 2019. Evaluation of fouling prevention methods in a submerged membrane bioreactor treating domestic wastewater. Desalination and Water Treatment 170, 415-424. DOI: 10.5004/dwt.2019.2483710.1111/j.1365-2621.1997.tb04005.xBaniel A., Fains A., Popineau Y., 1997. Foaming properties of egg albumen with a bubbling apparatus compared with whipping. Journal of Food Science 62(2), 377-381. DOI: 10.1111/j.1365-2621.1997.tb04005.x10.1016/j.jiec.2014.11.003Bayat M., Mehrnia M.R., Hosseinzadeh M., Sheikh-Sofla R., 2015. Petrochemical wastewater treatment and reuse by MBR: A pilot study for ethylene oxide/ethylene glycol and olefin units. Journal of Industrial and Engineering Chemistry 25, 265-271. DOI:10.1016/j.jiec.2014.11.00310.1264/jsme2.18.62Begum L. S., Yamamoto K., 2003. Investigation of microorganisms associated with the foam of a submerged membrane bioreactor in Japan. Microbes and Environments 18 (2), 62-68. DOI: 10.1264/jsme2.18.6210.2166/wst.2003.0001Ben Aim R.M., Semmens M.J., 2003. Membrane bioreactors for wastewater treatment and reuse: a success story. Water Science and Technology 47(1), 1-5. DOI:10.2166/wst.2003.000110.1080/09593339109385001Blackall L.L., Harbers A.E., Greenfield P.F., Hayward A.C., 1991. Activated sludge foams: Effects of environmental variables on organism growth and foam formation. Environmental Technology 12(3), 241-248. DOI: 10.1080/0959333910938500110.1007/s00253-018-8892-xBorah D., Nainamalai S., Gopalakrishnan S., Rout J., Alharbi N.S., Alharbi S.A., Nooruddin T., 2018. Biolubricant potential of exopolysaccharides from the cyanobacterium Cyanothece epiphytica. Applied Microbiology and Biotechnology 102(8), 3635-3647. DOI: 10.1007/s00253-018-8892-x10.2166/wst.2008.112Brepols C., Drensla K., Janot A., Trimborn M., Engelhardt N., 2008. Strategies for chemical cleaning in large scale membrane bioreactors. Water Science & Technology 57(3), 457-463. DOI: 10.2166/wst.2008.11210.2166/wst.2008.516Brooks L., Parravicini V., Svardal K., Kroiss H., Prendl L., 2008. Biogas from sugar beet press pulp as substitute of fossil fuel in sugar beet factories. Water Science & Technology 58(7), 1497-1504. DOI: 10.2166/wst.2008.51610.1016/j.cej.2017.04.099Cai W., Liu J., Zhu X., Zhang X., Liu Y., 2017. Fate of dissolved organic matter and byproducts generated from on-line chemical cleaning with sodium hypochlorite in MBR. Chemical Engineering Journal 323, 233-242. DOI:10.1016/j.cej.2017.04.09910.1016/j.bej.2016.11.012Campo R., Capodici M., Di Bella G., Torregrossa M., 2016. The role of EPS in the foaming and fouling for a MBR operated in intermittent aeration conditions. Biochemical Engineering Journal 118, 41-52. DOI: 10.1016/j.bej.2016.11.01210.3390/w9060412Capodici M., Cosenza A., Trapani D., Maninna G., Torregrossa M., Viviani G., 2017. Treatment of Oily Wastewater with Membrane Bioreactor Systems. Water 9(6), 412. DOI: 10.3390/w906041210.1016/j.biortech.2014.11.075Capodici M., Di Bella G., Di Trapani D., Torregrossa M., 2015. Pilot scale experiment with MBR operated in intermittent aeration condition: analysis of biological performance. Bioresource Technology 177, 398-405. DOI: 10.1016/j.biortech.2014.11.075.10.1016/j.biortech.2014.11.064Capodici M., Di Bella G., Nicosia S., Torregrossa M., 2014. Effect of chemical and biological surfactants on activated sludge of MBR system: microscopic analysis and foam test. Bioresource Technology 177, 80-86. DOI: 10.1016/j.biortech.2014.11.06410.1016/S0376-7388(01)00790-6Choi J.G., Bae T.H., Kim J.H., Tak T.M., Randall A.A., 2002. The behaviour of membrane fouling initiation on the cross-flow membrane bioreactor system. Journal of Membrane Science 203(1-2), 103-113. DOI: 10.1016/s0376-7388(01)00790-610.1111/j.1747-6593.2006.00030.xCollins J.H., Yoon S., Musale D., Kong J.F., Koppes J., Sundararajan S., Tsai S., Hallsby G.A., Cachia P., Kronoveter K., 2006. Membrane performance enhancer evaluations on pilot- and full-scale membrane bioreactors. Water and Environment Journal 20(1), 43-47. DOI: 10.1111/j.1747-6593.2006.00030.x10.3390/app10082716Collivignarelli M. C., Baldi M., Abbà A., Caccamo F. M., Miino M. C., Rada E. C., Torretta V., 2020. Foams in Wastewater Treatment Plants: From Causes to Control Methods. Applied Sciences 10(8), 2716. DOI: 10.3390/app1008271610.1007/s11356-016-7983-4Collivignarelli M.C., Castagnola F., Sordi M., Bertanza G., 2017. Sewage sludge treatment in a thermophilic membrane reactor (TMR): factors affecting foam formation. Environmental Science and Pollution Research 24(3), 2316-2325. DOI: 10.1007/s11356-016-7983-410.1007/s11356-020-09143-yCollivignarelli M.C., Miino M.C., Caccamo F.M., Baldi M., 2020. Evaluation of foaming potential for water treatment: limits and developments. Environmental Science and Pollution Research 27(22), 27952-27960. DOI: 10.1007/s11356-020-09143-y10.1094/ASBCJ-50-0037Constant M., 1992. A practical method for characterizing poured beer foam quality. Journal of the American Society of Brewing Chemists 50(2), 37-47. DOI: 10.1094/ASBCJ-50-003710.2166/wst.2006.074Cornel P., Krause S., 2006. Membrane bioreactors in industrial wastewater treatment - European experiences, examples and trends. Water Science and Technology 53(3), 37-44. DOI: 10.2166/wst.2006.07410.1016/j.biortech.2013.08.026Cosenza A., Di Bella G., Mannina G., Torregrossa M., 2013. The role of EPS in fouling and foaming phenomena for a membrane bioreactor. Bioresource Technology 147, 184-192. DOI: 10.1016/j.biortech.2013.08.02610.2166/wst.2002.0530Davenport R. J., Curtis T. P., 2002. Are filamentous mycolata important in foaming?. Water Science Technology 46, 529-533. DOI 10.2166/wst.2002.053010.1016/S0043-1354(01)00227-5De los Reyes F.L., Raskin L., 2002. Role of filamentous microorganisms in activated sludge foaming: relationship of mycolata levels to foaming initiation and stability, Water Research 36, 445-459. DOI: 10.1016/s0043-1354(01)00227-510.1016/j.biortech.2016.02.057Deng L., Guo W., Hao H., Zhang X., Wang X., Zhang W., Chen R., 2016. New functional biocarriers for enhancing the performance of a hybrid moving bed biofilm reactor-membrane bioreactor system. Bioresource Technology 208, 87-93. DOI:10.1016/j.biortech.2016.02.05710.1016/j.biortech.2012.05.139Dereli R.K., Ersahin M.E., Ozgun H., Ozturk I., Jeison D., van der Zee F., van Lier J.B., 2012. Potentials of anaerobic membrane bioreactors to overcome treatment limitations induced by industrial wastewaters. Bioresource Technology 122, 160-170. DOI: 10.1016/j.biortech.2012.05.13910.1016/j.watres.2018.03.015Dereli R.K., Wang X., Van der Zee F.P., Van Lier J.B., 2018. Biological performance and sludge filterability of anaerobic membrane bioreactors under nitrogen limited and supplied conditions. Water Research 137, 164-172. DOI: 10.1016/j.watres.2018.03.01510.3390/membranes9020024Di Bella G., Di Trapani D., 2019. A Brief Review on the Resistance-in-Series Model in Membrane Bioreactors (MBRs). Membranes 9(2), Article 24. DOI: 10.3390/membranes902002410.1016/j.desal.2010.04.063Di Bella G., Durante F., Torregrossa M., Viviani G., 2010. Start-up with or without inoculum? Analysis of a SMBR pilot plant. Desalination 260(3), 79-90. DOI: 10.1016/j.desal.2010.04.06310.1016/j.jenvman.2013.05.036Di Bella G., Torregrossa M., 2013. Foaming in membrane bioreactors: Identification of the causes. Journal of Environmental Management 128, 453-461. DOI: 10.1016/j.jenvman.2013.05.03610.1016/j.biortech.2010.09.028Di Bella G., Torregrossa M., Viviani G., 2011. The role of EPS concentration in MBR foaming: Analysis of a submerged pilot plant. Bioresource Technology 102(2), 1628-1635. DOI: 10.1016/j.biortech.2010.09.02810.1016/j.memsci.2013.10.055Diez V., Ezquerra D., Cabezas J. L., García A., Ramos C., 2014. A modified method for evaluation of critical flux, fouling rate and in situ determination of resistance and compressibility in MBR under different fouling conditions. Journal of Membrane Science 453, 1-11. DOI:10.1016/j.memsci.2013.10.05510.1016/j.biortech.2009.02.056Duan L., Moreno I., Huang C., Xia S., 2009. Effects of short solids retention time on microbial community in a membrane bioreactor. Bioresource Technology 100, 3489-3496. DOI: 10.1016/j.biortech.2009.02.056.10.1007/s13762-017-1484-yDunkel T., de León Gallegos E. L., Bock C., Lange A., Hoffmann D., Boenigk J., Denecke M., 2017. Illumina sequencing for the identification of filamentous bulking and foaming bacteria in industrial activated sludge plants. International Journal of Environmental Science and Technology 15(6), 1139-1158. DOI:10.1007/s13762-017-1484-yEkserova D.R., Kruglëiìakov P.M., 1998. Foam and Foam Films: Theory, Experiment, Application. Amsterdam: Elsevier, 556-561.10.1590/0104-6632.20180351s20160599Erkan H.S., Gunalp G., Engin G.O., 2018. Application of submerged membrane bioreactor technology for the treatment of high strength dairy wastewater. Brazilian Journal of Chemical Engineering 35, 91-100. DOI: 10.1590/0104-6632.20180351s2016059910.1016/j.scitotenv.2017.07.261Fan N., Wang R., Qi R., Gao Y., Rossetti S., Tandoi V., Yang M., 2018. Control strategy for filamentous sludge bulking: Bench-scale test and full-scale application. Chemosphere 210, 709-716. DOI: 10.1016/j.scitotenv.2017.07.26110.1016/B978-012470100-7/50033-9Foot R.J., Robinson M.S., 2003, Activated sludge bulking and foaming: microbes and myths, Handbook of Water and Wastewater Microbiology, 525-543. DOI 10.1016/B978-012470100-7/50033-910.1016/j.watres.2005.12.015Frigon D., Michael G.R., Bachman T.G., Royer, J., Bailey B.; Raskin L., 2006. Long-term analysis of a full-scale activated sludge wastewater treatment system exhibiting seasonal biological foaming. Water Research 40, 990-1008. DOI: 10.1016/j.watres.2005.12.01510.1016/j.jenvman.2012.05.009Fryer M., Grey N.F., 2012. Foaming Scum Index (FSI)--a new tool for the assessment and characterisation of biological mediated activated sludge foams. Journal of Environmental Management 110, 8-19. DOI: 10.1016/j.jenvman.2012.05.00910.3390/w3010424Fryer M., O'Flaherty E., Gray N., 2011. Evaluating the Measurement of Activated Sludge Foam Potential. Water 3, 424-444. DOI: 10.3390/w301042410.1016/j.cej.2014.12.097Gabarrón S., Dalmau M., Porro J., Rodriguez-Roda I., Comas J., 2015. Optimization of full-scale membrane bioreactors for wastewater treatment through a model-based approach. Chemical Engineering Journal 267, 34-42. DOI: 10.1016/j.cej.2014.12.09710.1016/j.memsci.2012.12.047Gahleitner B., Loderer C., Fuchs W., 2013. Chemical foam cleaning as an alternative for flux recovery in dynamic filtration processes. Journal of Membrane Science 431, 19-27.DOI:10.1016/j.memsci.2012.12.04710.1016/j.biortech.2011.03.057Ganidi N., Tyrrel S., Cartmell E., 2011. The effect of organic loading rate on foam initiation during mesophilic anaerobic digestion of municipal wastewater sludge. Bioresource Technology 102(12), 6637-6643. DOI:10.1016/j.biortech.2011.03.05710.1038/srep07637Guo F., Wang Z. P., Yu K., Zhang T., 2015. Detailed investigation of the microbial community in foaming activated sludge reveals novel foam formers. Scientific Reports 5(1). DOI: 10.1038/srep0763710.1021/acs.est.6b05475Han X., Wang Z., Chen M., Zhang X., Tang C. Y., Zhichao W., 2017. Acute Responses of Microorganisms from MBR in the Presence of NaOCl: Protective Mechanisms of Extracellular Polymeric Substances. Environmental Science & Technology 51(6), 3233-3241. DOI: 10.1021/acs.est.6b0547510.1016/j.colsurfb.2007.10.011Heard J., Harvey E., Bruce B., Johnson, Wells J. D., Angove M. J., 2008. The effect of filamentous bacteria on foam production and stability. Colloids and Surfaces B: Biointerfaces 63, 21-26. DOI: 10.1016/j.colsurfb.2007.10.01110.1007/s11814-011-0180-8Hemmati A., Dolatabad M., Naiempoor M., Pak A., Mohammdi T., 2011. Effect of hydraulic retention time and temperature on submerged membrane bioreactor (SMBR) performance. Korean Journal of Chemical Engineering 29, 369-376. DOI: 10.1007/s11814-011-0180-810.1016/j.aquaeng.2013.10.002Holan A., Wold P., Leiknes T., 2014. Membrane performance and fouling behavior of membrane bioreactors installed in marine recirculating aquaculture systems. Aquacultural Engineering 58, 45-51. DOI: 10.1016/j.aquaeng.2013.10.00210.1109/CDCIEM.2011.272Hong Y., Wen-guang S., Ming-Dong S. , L. Ze-yu L., 2011.Foam Ingredients Transformation and Control Method of Leachate Treatment by MBR System. International Conference on Computer Distributed Control and Intelligent Environmental Monitoring, Changsha, China, 75-79. DOI: 10.1109/CDCIEM.2011.27210.1016/j.biortech.2015.06.070Hu W., Yin J., Deng B., Hu Z., 2015. Application of nano TiO2 modified hollow fiber membranes in algal membrane bioreactors for high-density algae cultivation and wastewater polishing. Bioresource Technology 193, 135-141. DOI: 10.1016/j.biortech.2015.06.07010.1016/j.watres.2014.10.036Huang J., Yang Z.H., Zeng G.M., Wang H.L., Yan J.W., Xu H.Y., Gou, C.L.,2015. A novel approach for improving the drying behavior of sludge by the appropriate foaming pretreatment.bWater Research 68, 667-679. DOI:10.1016/j.watres.2014.10.03610.1016/j.watres.2010.08.035Huang Z., Say L. How Y., 2011. Submerged anaerobic membrane bioreactor for low-strength wastewater treatment: Effect of HRT and SRT on treatment performance and membrane fouling. Water Research 45, 705-713. DOI: 10.1016/j.watres.2010.08.03510.1007/s00449-014-1193-6Insel G., Erol S., Ovez S., 2014. Effect of simultaneous nitrification and denitrification on nitrogen removal performance and filamentous microorganism diversity of a full-scale MBR plant. Bioprocess and Biosystems Engineering 37(11), 2163-2173. DOI: 10.1007/s00449-014-1193-610.1263/jbb.92.77Iwahori K., Tokutomi T., Miyata N., Fujita M., 2001. Formation of stable foam by the cells and culture supernatant of Gordonia (Nocardia) amarae. Journal of Bioscience and Bioengineering 92(1), 77-79. DOI: 10.1263/jbb.92.7710.1201/9780203503157Jenkins D., Richard M., Daigger, G., 2003. Manual on the Causes and Control of Activated Sludge Bulking, Foaming, and Other Solids Separation Problems, 3rd Ed. CRC Press. DOI: 10.1201/978020350315710.1016/j.chemosphere.2014.09.085Jia S., Han H., Hou B., Zhuang H., Fang F., Zhao Q.,2014. Treatment of coal gasification wastewater by membrane bioreactor hybrid powdered activated carbon (MBR-PAC) system. Chemosphere 117, 753-759. DOI:10.1016/j.chemosphere.2014.09.08510.1016/j.memsci.2007.02.012Jian Q., Maung O., Guihe T., Kiran K., 2007. Feasibility study on petrochemical wastewater treatment and reuse using submerged MBR. Journal of Membrane Science 293, 161-166. DOI: 10.1016/j.memsci.2007.02.01210.1016/j.scitotenv.2018.07.149Jiang Y., Khan A., Huang H., Tian Y., Yu X., Xu Q., Mou L., Lv J., Zhang P., Liu P., Deng L., Li X., 2019. Using nano-attapulgite clay compounded hydrophilic urethane foams (AT/HUFs) as biofilm support enhances oil-refinery wastewater treatment in a biofilm membrane bioreactor. Science of The Total Environment 646, 606-617. DOI:10.1016/j.scitotenv.2018.07.14910.1016/B978-0-08-096682-3.10003-4Judd S., Judd C., 2011. Chapter 3 - Design, Operation and Maintenance,. The MBR Book (Second Edition), Butterworth-Heinemann, 209-288. DOI: 10.1016/B978-0-08-096682-3.10003-410.1016/j.cis.2012.04.001Karakashev S. I., Grozdanova M. V., 2012. Foams and antifoams. Advance in Colloid Interface Science 176-177. DOI: 10.1016/j.cis.2012.04.00110.1016/j.ibiod.2016.05.020Karray F., Mezghani M., Mhiri N., Djelassi B., Sayadi S., 2016. Scale-down studies of membrane bioreactor degrading anionic surfactants wastewater: Isolation of new anionic-surfactant degrading bacteria. International Biodeterioration & Biodegradation 114, 14-23. DOI: 10.1016/j.ibiod.2016.05.02010.1111/j.1365-2621.1983.tb14788.xKato A., Takahashi A., Matsudomi N., Kobayashi K., 1983. Determination of foaming properties of proteins by conductivity measurements. Journal of Food Science 48, 62-65. DOI:10.1111/j.1365-2621.1983.tb14788.x10.1016/j.biortech.2012.01.033Khan s., Rehman Z., Vishvanathan C., Jegatheesan V., 2012. Influence of biofilm carriers on membrane fouling propensity in moving biofilm membrane bioreactor. Bioresource Technology 113, 161-164. DOI: 10.1016/j.biortech.2012.01.033Klein R., Jung K.H., 1993, Readily biodegradable anti-foaming agent for aqueous systems, EP0542980B1.10.1016/j.biortech.2014.05.080Kougias, P.G., De Francisci, D., Treu, L., Campanaro, S., Angelidaki, I., 2014. Microbial analysis in biogas reactors suffering by foaming incidents. Bioresource Technology 167, 24-32. DOI: 10.1016/j.biortech.2014.05.08010.1002/ceat.201000104Kraume M., Drews A., 2010. Membrane Bioreactors in Waste Water Treatment - Status and Trends. Chemical Engineering and Technology 33(8), 1251-1259. DOI: 1259 10.1002/ceat.20100010410.1016/j.memsci.2012.08.032Krzeminski P., Iglesias-Obelleiro A., Madebo G., Garrido J.M., van der Graaf J.H.J.M., van Lier J.B., 2012. Impact of temperature on raw wastewater composition and activated sludge filterability in full-scale MBR systems for municipal sewage treatment. Journal of Membrane Science 423-424, 348-361.DOI:10.1016/j.memsci.2012.08.03210.1016/j.desal.2013.02.003Lee E.J., Kwon J.S., Park H.S., Ji W. H., Kim H.S., Jang A., 2013. Influence of sodium hypochlorite used for chemical enhanced backwashing on biophysical treatment in MBR. Desalination 316, 104-109. DOI:10.1016/j.desal.2013.02.00310.1016/S0043-1354(00)00524-8Lee J., Ahn W. Y., Lee C.H., 2001. Comparison of the filtration characteristics between attached and suspended growth microorganisms in submerged membrane bioreactor. Water Research 35(10), 2435-2445. DOI: 10.1016/s0043-1354(00)00524-810.2166/wst.2015.560Levén, L., Wijnbladh, E., Tuvesson, M., Kragelund, C., & Hallin, S., 2015. Control of microthrix parvicella and sludge bulking by ozone in a full-scale WWTP. Water Science and Technology 734, 866-872. DOI:10.2166/wst.2015.56010.1016/j.biortech.2013.06.127Li Z., Tian Y., Ding Y., Wang H., Chen L., 2013. Contribution of extracellular polymeric substances (EPS) and their subfractions to the sludge aggregation in membrane bioreactor coupled with worm reactor. Bioresource Technology 144, 328-336. DOI: 10.1016/j.biortech.2013.06.12710.1080/10643380600678146Liao B.Q., Kraemer J.T., Bagley D.M., 2006. Anaerobic Membrane Bioreactors: Applications and Research Directions. Critical Reviews in Environmental Science and Technology, 36(6), 489-530. DOI: 10.1080/1064338060067814610.1016/j.memsci.2014.02.034Lin H., Zhang M., Wang, F. Meng, Liao B., Hong H., Chen J., Gao W., 2014. A critical review of extracellular polymeric substances (EPSs) in membrane bioreactors: Characteristics, roles in membrane fouling and control strategies, Journal of Membrane Science 460, 110-125. DOI: 10.1016/j.memsci.2014.02.03410.1016/j.biortech.2013.01.023Ma Z., Wen X., Zhao F., Xia Y., Huang X., Waite D., Guan J., 2013. Effect of temperature variation on membrane fouling and microbial community structure in membrane bioreactor. Bioresource Technology 133, 462-468. DOI: 10.1016/j.biortech.2013.01.023.10.30955/gnj.000751Mamais D., Kalaitzi E., Andreadakis A., 2011. Foaming control in activated sludge treatment plants by coagulants addition. Global NEST Journal 13(3), 237-245.10.1016/j.biortech.2016.02.122Maninna G., Capodici M., Cosenza A., Trapani D., Viviani G., 2016. Sequential batch membrane bio-reactor for wastewater treatment: The effect of increased salinity. Bioresource Technology 209, 205-212. DOI:10.1016/j.biortech.2016.02.12210.1016/j.bej.2012.07.011Mannina G., Bella G. D., 2012. Comparing two start-up strategies for MBRs: experimental study and mathematical modelling. Biochemical Engineering Journal 68, 91-103. DOI: 10.1016/j.bej.2012.07.01110.1016/j.watres.2006.04.015Massé A., Spérandio M., Cabassud C., 2006. Comparison of sludge characteristics and performance of a submerged membrane bioreactor and an activated sludge process at high solids retention time. Water Research 40, 2405-2415. DOI: 10.1016/j.watres.2006.04.01510.1016/j.watres.2015.12.057Maza-Márquez P., Vílchez-Vargas R., Boon N., González-López J., Martínez-Toledo M. V., Rodelas B. The ratio of metabolically active versus total Mycolata populations triggers foaming in a membrane bioreactor. Water Research 92, 208-17. DOI: 10.1016/j.watres.2015.12.05710.1016/j.jenvman.2018.05.093Maza-Marquez P., Vilchez-Vargas R., González A., J. González J., Rodelasa B.,2018. Assessing the abundance of fungal populations in a full-scale membrane bioreactor (MBR) treating urban wastewater by using quantitative PCR (qPCR). Journal of Environmental Management 223, 1-8. DOI:10.1016/j.jenvman.2018.05.09310.1016/j.watres.2016.09.021Maza-Marquez P., Vilchez-Vargas R., Kerckhof F.M., Aranda E., Gonzalez-Lopez J., Rodelas B., 2016. Community structure, population dynamics and diversity of fungi in a full-scale membrane bioreactor (MBR) for urban wastewater treatment. Water Research 105, 507-519. DOI:10.1016/j.watres.2016.09.02110.1016/j.biortech.2014.09.098Moeller L., Lehnig M., Schenk J., Zehnsdorf A., 2015. Foam formation in biogas plants caused by anaerobic digestion of sugar beet. Bioresource Technology 178, 270-277. DOI:10.1016/j.biortech.2014.09.09810.1002/aheh.200400575Nakajima J., Mishima I., 2005. Measurement of Foam Quality of Activated Sludge in MBR Process. Acta Hydrochimica et Hydrobiologica 33(3), 232−239. DOI: 10.1002/aheh.20040057510.1021/ie8014796Nardelli P., Gatti G., Eusebi A. L., Battistoni P., Cecchi F., 2009. Full-scale application of the alternating oxic/anoxic process: An overview, Industrial and Engineering Chemistry Research 48, 3526-3532.10.1016/S0043-1354(01)00057-4Oerther D.B., De los Reyes F.L., De los Reyes M.F., Raskin L., 2001. Quantifying filamentous microorganisms in activated sludge before, during, and after an incident of foaming by oligonucleotide probe hybridizations and antibody staining. Water Research 35(14), 3325-3336. DOI: 10.1016/s0043-1354(01)00057-4.10.1016/j.bej.2020.107491Oghyanous F.A., Etemadi H., Yegani R., 2020. Foaming control and determination of biokinetic coefficients in membrane bioreactor system under various organic loading rate and sludge retention time. Biochemical Engineering Journal 157, Article 107491. DOI: 10.1016/j.bej.2020.10749110.2166/wst.2002.0528Pagilla K., Sood A., Kim H., 2002. Gordonia (Nocardia) amarae foaming due to biosurfactant production. Water science and technology 46, 519-24. DOI: 10.2166/wst.2002.052810.30955/gnj.001273Pal P., Khairnar K., Paunikar W.N., 2014. Causes and remedies for filamentous foaming in activated sludge treatment plant. Global Nest Journal 16, 762-772.10.1016/j.memsci.2009.11.055Pan J.R., Su Y., Huang C., Lee H., 2010. Effect of sludge characteristics on membrane fouling in membrane bioreactors. Journal of Membrane Science 349(1-2), 287-294. DOI: 10.1016/j.memsci.2009.11.05510.1080/10934529.2012.665001Parada-Albarracín J. A., Marin E., Pérez J. I., Moreno B., Gómez M. A., 2012. Evolution of filamentous bacteria during urban wastewater treatment by MBR. Journal of Environmental Science and Health 47(6), 863-872. DOI: 10.1080/10934529.2012.66500110.1016/j.desal.2013.12.025Rafiei B., Naeimpoor F., Mohammadi T., 2014. Bio-film and bio-entrapped hybrid membrane bioreactors in wastewater treatment: Comparison of membrane fouling and removal efficiency. Desalination 337, 16-22.DOI: 10.1016/j.desal.2013.12.025.10.1016/S0168-1656(97)00169-7Reij M., Keurentjes J., Hartmans S., 1998. Membrane bioreactors for waste gas treatment. Journal of Biotechnology 59(3), 155-167. DOI: 10.1016/S0168-1656(97)00169-710.1002/elsc.201100005Rivera‐Utrilla J. S., Bautista‐Toledo M. I., Sánchez‐Polo M., Méndez‐Díaz J. D., 2011. Removal of surfactant dodecylbenzenesulfonate by consecutive use of ozonation and biodegradation. Engineering in Life Sciences 12(1), 113-116. DOI: 10.1002/elsc.20110000510.5936/csbj.201210014Routledge S. J., 2012. Beyond De-foaming: The Effects of Antifoams on Bioprocess Productivity. Computational and Structural Biotechnology Journal, 3(4), 1-7. DOI: 10.5936/csbj.20121001410.1016/j.desal.2010.07.063Santos A., Ma W., Judd S.J., 2011. Membrane bioreactors: Two decades of research and implementation. Desalination 273(1), 148-154. DOI: 10.1016/j.desal.2010.07.06310.1016/j.watres.2016.06.031Scholes E., Verheyen V., Brook-Carter P., 2016. A review of practical tools for rapid monitoring of membrane bioreactors. Water Research 102, 252-262. dOI: 10.1016/j.watres.2016.06.03110.1016/j.biotechadv.2010.08.001Sheng G. P., Yu H. Q., Li X. Y., 2010. Extracellular polymeric substances (EPS) of microbial aggregates in biological wastewater treatment systems: a review. Biotechnology Advances 28(6), 882-894. DOI: 10.1016/j.biotechadv.2010.08.00110.1016/S0032-9592(01)00306-5Sponza D.T., 2002. Extracellular polymer substances and physicochemical properties of flocs in steady- and unsteady-state activated sludge systems, Process Biochemistry 37, 983-998. DOI: 10.1016/S0032-9592(01)00306-510.1016/j.biortech.2013.11.010Sri S., Heaven S., Banks C. J. 2014. Comparison of mesophilic and thermophilic anaerobic digestion of sugar beet pulp: Performance, dewaterability and foam control. Bioresource Technology, 152, 202-211. DOI: 10.1016/j.biortech.2013.11.01010.1016/j.bios.2013.04.005Su X., Tian Y., Sun Z., Lu Y., Li Z., 2013. Performance of a combined system of microbial fuel cell and membrane bioreactor: Wastewater treatment, sludge reduction, energy recovery and membrane fouling. Biosensors & bioelectronics. 49C. 92-98. DOI: 10.1016/j.bios.2013.04.00510.2166/9781780403069Tandoi V., Jenkins D., Wanner J., 2005. Activated Sludge Separation Problems: Theory, Control Measures, Practical Experiences IWA Publishing, 4. DOI: 10.2166/978178040306910.1016/j.scitotenv.2021.146471Tao C., Parker W., Bérubé P. 2021. Characterization and modelling of soluble microbial products in activated sludge systems treating municipal wastewater with special emphasis on temperature effect. The Science of the total environment 779, 146471. DOI: 10.1016/j.scitotenv.2021.14647110.1016/j.biortech.2011.07.010Tian Y., Chen L., Zhang S., Cao C., Zhang S., 2011. Correlating membrane fouling with sludge characteristics in membrane bioreactors: An especial interest in EPS and sludge morphology analysis. Bioresource Technology 102, 8820-8827. DOI: 10.1016/j.biortech.2011.07.01010.1016/j.biortech.2015.03.143Trapani D., Bella G., Maninna G., Torregrossa M., Viviani G., 2015. Effect of C/N shock variation on the performances of a moving bed membrane bioreactor 189, 250-257. DOI: 10.1016/j.biortech.2015.03.143Wanner, J., 1994. Activated Sludge Bulking and Foaming Control. Technomic publication AG, Lancaster, Pennsylvania (USA).10.1016/j.watres.2020.115932Wu M., Chen Y., Lin H., Zhao L., Shen L., Li R., Xu Y., Hong H., He Y., 2020. Membrane fouling caused by biological foams in a submerged membrane bioreactor: Mechanism insights. Water Research 181, Article 115932. DOI: 10.1016/j.watres.2020.11593210.1016/j.jhazmat.2006.09.006Xie B., Dai X. C., Xu Y.T., 2009. Cause and pre-alarm control of bulking and foaming by Microthrix parvicella--a case study in triple oxidation ditch at a wastewater treatment plant. Journal of Hazardous Material 143(1-2), 184-191. DOI: 10.1016/j.jhazmat.2006.09.00610.1016/j.memsci.2009.06.021You, S.J., Sue, W.M., 2009. Filamentous bacteria in a foaming membrane bioreactor. Journal of Membrane Science 342, 42-49. DOI: 10.1016/j.memsci.2009.06.021.10.1016/j.cej.2018.03.073Yu L., Yang Y., Yang B., Li Z., Zhang X., Hou Y., Lei L., Zhang D., 2018. Effects of solids retention time on the performance and microbial community structures in membrane bioreactors treating synthetic oil refinery wastewater. Chemical Engineering Journal 344, 462-468. DOI; 10.1016/j.cej.2018.03.07310.1016/j.biortech.2010.03.011Yu T., Yaobin L., Lin C., Hailian L., 2010. Optimization of process conditions with attention to the sludge reduction and stable immobilization in a novel Tubificidae-reactor. Bioresource Technology 101(15), 6069-6076. DOI: 10.1016/j.biortech.2010.03.01110.1016/j.memsci.2005.07.041Zhang H. M., Meng F. G., Yang F. L., Li Y. S., Xiao J. N., and Zhang X. W., 2006. Effect of filamentous bacteria on membrane fouling in submerged membrane bioreactor, Journal of Membrane Science 272, 161-168. DOI: 10.1016/j.memsci.2005.07.04110.1016/j.jwpe.2019.02.011Zhang M., Leung K., Lin H., Liao B., 2019. Characterization of foaming and non-foaming sludge relating to aeration and the implications for membrane fouling control in submerged membrane bioreactors. Journal of Water Process Engineering 28, 250-259. DOI: 10.1016/j.jwpe.2019.02.01110.1016/j.biortech.2016.09.029Zhuang H., Hong X., Han H., Shan S., 2016. Effect of pure oxygen fine bubbles on the organic matter removal and bacterial community evolution treating coal gasification wastewater by membrane bioreactor. Bioresource Technology 221, 262-269. DOI: 10.1016/j.biortech.2016.09.029.10.1016/j.biortech.2017.04.006Zuthi M., Guo W., Ngo H., Nghiem D., Hai F., Xia S., Li j., Li J., Lui Y., 2017. New and practical mathematical model of membrane fouling in an aerobic submerged membrane bioreactor. Bioresource Technology 238, 86-94. DOI: 10.1016/j.biortech.2017.04.00610.2175/106143014X13975035524826Parker D., Bratby J., Esping D., Hull T., Kelly R., Melcer H., Witzgall R., 2014. A Critical Review of Nuisance Foam Formation and Biological Methods for Foam Management or Elimination in Nutrient Removal Facilities. Water Environment Research, 86(6), 483-503. DOI: 10.2175/106143014X13975035524826