Improved production of short-chain fatty acids from waste activated sludge driven by carbohydrate addition in continuous-flow reactors: Influence of SRT and temperature

Applied Energy

Volumn 113, Issue , 2014, Pages 51-58

  Luo, Jingyang ^a   Feng, Leiyu ^a,b   Zhang, Wei ^a   Li, Xiang ^a   Chen, Hong ^a   Wang, Dongbo ^a   Chen, Yinguang ^a  

^a TONGJI UNIVERSITY   (China)

^b Research and Service Center for Environmental Industry   (China)

Author keywords

Anaerobic fermentation; Short chain fatty acids (SCFAs); Solids retention time (SRT); Temperature; Waste activated sludge (WAS)

Indexed keywords

CARBON; ENZYMES; HYDROLYSIS; METHANE; PROPIONIC ACID; SATURATED FATTY ACIDS; TEMPERATURE; WASTEWATER TREATMENT;

ANAEROBIC FERMENTATION; CONTINUOUS-FLOW REACTORS; ENHANCED BIOLOGICAL PHOSPHORUS REMOVAL; HYDROLYSIS AND ACIDIFICATIONS; SHORT CHAIN FATTY ACIDS (SCFAS); SHORT-CHAIN FATTY ACIDS; SOLIDS RETENTION TIME; WASTE ACTIVATED SLUDGES;

CARBOHYDRATES;

ACIDIFICATION; ACTIVATED SLUDGE; ANOXIC CONDITIONS; BACTERIUM; CARBOHYDRATE; ENZYME ACTIVITY; FATTY ACID; FERMENTATION; HYDROLYSIS; PHOSPHORUS; PROTEIN; SUBSTRATE;

EID: 84881227930     PISSN: 03062619     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.apenergy.2013.07.006     Document Type: Article

References (24)

1. Chanona J., Ribes J., Seco A., Ferrer J. Optimum design and operation of primary sludge fermentation schemes for volatile fatty acids production. Water Res 2006, 40:53-60.
2. Chen Y.G., Randall A.A., McCue T. The efficiency of enhanced biological phosphorus removal from real wastewater affected by different ratios of acetic to propionic acid. Water Res 2004, 38:27-36.
3. Tong J., Chen Y.G. Enhanced biological phosphorus removal driven by short-chain fatty acids produced from waste activated sludge alkaline fermentation. Environ Sci Technol 2007, 41:7126-7130.
4. Oehmen A., Saunders A.M., Vives M.T., Yuan Z.G., Keller H. Competition between polyphosphate and glycogen accumulating organisms in enhanced biological phosphorus removal systems with acetate and propionate as carbon sources. J Biotechnol 2006, 123:22-32.
5. Zeng T.J., Wang D.B., Li X.M., Ding Y., Liao D.X., Yang Q., et al. Comparison between acetate and propionate as carbon sources for phosphorus removal in the aerobic/extended-idle regime. Biochem Eng J 2013, 70:151-157.
6. Yuan H.Y., Chen Y.G., Zhang H.X., Jiang S., Zhou Q., Gu G.W. Improved bioproduction of short-chain fatty acids (SCFAs) from excess sludge under alkaline conditions. Environ Sci Technol 2006, 40:2025-2029.
7. Morgan-Sagastume F., Pratt S., Karlsson A., Cirne D., Lant P., Werker A. Production of volatile fatty acids by fermentation of waste activated sludge pre-treated in full-scale thermal hydrolysis plants. Bioresour Technol 2011, 102:3089-3097.
8. Yan Y.Y., Feng L.Y., Zhang C.J., Wisniewski C., Zhou Q. Ultrasonic enhancement of waste activated sludge hydrolysis and volatile fatty acids accumulation at pH 10.0. Water Res 2010, 44:3329-3336.
9. Feng L.Y., Chen Y.G., Zheng X. Enhancement of waste activated sludge protein conversion and volatile fatty acids accumulation during waste activated sludge anaerobic fermentation by carbohydrate substrate addition: the effect of pH. Environ Sci Technol 2009, 43:4373-4380.
10. de la Rubia M.A., Perez M., Romero L.I., Sales D. Effect of solids retention time (SRT) on pilot scale anaerobic thermophilic sludge digestion. Process Biochem 2006, 41:79-86.
11. Maharaj I., Elefsiniotis P. The role of HRT and low temperature on the acid-phase anaerobic digestion of municipal and industrial wastewaters. Bioresour Technol 2001, 76:191-197.
12. Nges I.A., Liu J. Effects of solid retention time on anaerobic digestion of dewatered-sewage sludge in mesophilic and thermophilic conditions. Renew Energy 2010, 35:2200-2206.
13. Feng L.Y., Wang H., Chen Y.G., Wang Q. Effect of solids retention time and temperature on waste activated sludge hydrolysis and short-chain fatty acids accumulation under alkaline conditions in continuous-flow reactors. Bioresour Technol 2009, 100:44-49.
14. Chen Y.G., Luo J.Y., Yan Y.Y., Feng L.Y. Enhanced production of short-chain fatty acid by co-fermentation of waste activated sludge and kitchen waste under alkaline conditions and its application to microbial fuel cells. Appl Energy 2013, 102:1197-1204.
15. Xiong H.L., Chen J.L., Wang H., Shi H.C. Influences of volatile solid concentration, temperature and solid retention time for the hydrolysis of waste activated sludge to recover volatile fatty acids. BioresourTechnol 2012, 119:285-292.
16. Yuan Q., Sparling R., Oleszkiewicz J.A. Waste activated sludge fermentation: effect of solids retention time and biomass concentration. Water Res 2009, 43:5180-5186.
17. Miron Y., Zeeman G., Van Lier J.B., Lettinga G. The role of sludge retention time in the hydrolysis and acidification of lipids, carbohydrates and proteins during digestion of primary sludge in CSTR systems. Water Res 2000, 34:1705-1713.
18. Zhang P., Chen Y.G., Zhou Q. Waste activated sludge hydrolysis and short-chain fatty acids accumulation under mesophilic and thermophilic conditions: effect of pH. Water Res 2009, 43:3735-3742.
19. Cokgor E.U., Oktay S., Tas D.O., Zengin G.E., Orhon D. Influence of pH and temperature on soluble substrate generation with primary sludge fermentation. Bioresour Technol 2009, 100:380-386.
20. Zielińska M., Cydzik-Kwiatkowska A., Zieliński M., Debowski M. Impact of temperature, microwave radiation and organic loading rate on methanogenic community and biogas production during fermentation of dairy wastewater. Bioresour Technol 2013, 129:308-314.
21. Lo H.M., Chiu H.Y., Lo S.W., Lo F.C. Effects of different SRT on anaerobic digestion of MSW dosed with various MSWI ashes. Bioresour Technol 2012, 125:233-238.
22. Rittmann B., McCarty P. Environmental biotechnology: principles and applications 2001, McGraw-Hill Book Co, New York.
23. Zehnder A.J.B. Biology of anaerobic microorganisms 1988, John Wiley & Sons, New York.
24. Otte J., Schumacher E., Ipsen R., Ju Z.Y., Qvist K.B. Protease-induced gelation of unheated and heated whey proteins: effects of pH, temperature, and concentrations of protein, enzyme and salts. Int Dairy J 1999, 9:801-812.