Anaerobic digestion of waste activated sludge pretreated by a combined ultrasound and chemical process

Environmental Technology

Volumn 31, Issue 3, 2010, Pages 257-265

  Seng, Bunrith ^a   Khanal, Samir Kumar ^b   Visvanathan, Chettiyappan ^c  

^a UNIVERSITY OF YAMANASHI   (Japan)

^b UNIVERSITY OF HAWAII   (United States)

^c ASIAN INSTITUTE OF TECHNOLOGY   (Thailand)

Author keywords

Anaerobic digestion; Pretreatment; Sludge disintegration; Ultrasound; Waste activated sludge

Indexed keywords

ACTIVATED SLUDGE PROCESS; BIOACTIVITY; CHEMICAL OXYGEN DEMAND; HYDROLYSIS; METHANE; OXYGEN; PULP DIGESTERS; SLUDGE DIGESTION; ULTRASONICS;

CHEMICAL PROCESS; CONTINUOUS STIRRED TANK REACTOR; DIGESTION TIME; METHANE PRODUCTION; OPTIMUM OPERATING CONDITIONS; PRE-TREATMENT; PRE-TREATMENTS; PRETREATMENT TECHNIQUE; RATE LIMITING; SLUDGE DISINTEGRATION; SLUDGE TREATMENT; SOLIDS RETENTION TIME; SOLUBLE CHEMICAL OXYGEN DEMANDS; SPECIFIC ENERGY INPUT; TOTAL SOLIDS; ULTRASONIC PRETREATMENT; ULTRASOUND; VOLATILE SOLID; WASTE ACTIVATED SLUDGES;

ANAEROBIC DIGESTION;

METHANE; SODIUM HYDROXIDE;

ACTIVATED SLUDGE; ANOXIC CONDITIONS; CHEMICAL OXYGEN DEMAND; DIGESTIBILITY; HYDROLYSIS; METHANE; POLLUTANT REMOVAL; REACTION KINETICS; ULTRASONICS; WASTE TREATMENT;

ANAEROBIC DIGESTION; ANALYTIC METHOD; ARTICLE; CHEMICAL ANALYSIS; ENERGY; OXYGEN CONSUMPTION; REACTOR; SLUDGE; SOLID; ULTRASOUND; WASTE MANAGEMENT;

EID: 77951181231     PISSN: 09593330     EISSN: 1479487X     Source Type: Journal    
DOI: 10.1080/09593330903453236     Document Type: Article

References (17)

1. Y. Wei, R.T.V. Houten, A.R. Borger, D.H. Eikelboom, and Y. Fan, Minimization of excess sludge production for biological wastewater treatment, Water Res. 37 (2003), pp. 4453-4467.
2. J. Kim, C. Park, T.H. Kim, M. Lee, S. Kim, W.K. Kim, and J. Lee, Effects of various pretreatments for enhanced anaerobic digestion with waste activated sludge, J. Biosci. Bioeng. 95 (2003), pp. 271-275.
3. S.K. Khanal, D. Grewell, S. Sung, and J. van Leeuwen, Ultrasound applications in wastewater sludge pretreatment: A review, Crit. Rev. Environ. Sci. Technol. 37 (2007), pp. 277-313.
4. H. Li, Y. Jin, R. Mahar, Z. Wang, and Y. Nie, Effects and model of alkaline waste activated sludge treatment, Bioresour. Technol. 99 (2008), pp. 5140-5144.
5. Y.K. Kim, M.S. Kwak, S.B. Lee, W.H. Lee, and J.W. Choi, Effects of pretreatments on thermophilic aerobic digestion, J. Environ. Eng. 8 (2002), pp. 755-763.
6. J.G. Lin, Y.S. Ma, A.C. Chao, and C.L. Huang, BMP test on chemically pretreated sludge, Bioresour. Technol. 68 (1999), pp. 187-192.
7. Y.C. Chiu, C.N. Chang, J.G. Lin, and S.J. Huang, Alkaline and ultrasonic pretreatment of sludge before anaerobic digestion, Water Sci. Technol. 36 (1997), pp. 155-162.
8. C.P. Chu, B.V. Chang, G.S. Liao, D.S. Jean, and D.J. Lee, Observations on changes in ultrasonically treated waste-activated sludge, Water Res. 35 (2001), pp. 1038-1046.
9. A. Tiehm, K. Nickel, M. Zellhorn, and U. Neis, Ultrasonic waste activated sludge disintegration for improving anaerobic stabilization, Water Res. 35 (2001), pp. 2003-2009.
10. T.I. Onyeche, O. Schläfer, H. Bormann, C. Schröder, and M. Sievers, Ultrasonic cell disruption of stabilised sludge with subsequent anaerobic digestion, Ultrasonics 40 (2002), pp. 31-35.
11. C. Bougrier, H. Carrère, and J.P. Delgenès, Solubilisation of waste-activated sludge by ultrasonic treatment, Chem. Eng. J. 106 (2005), pp. 163-169.
12. A. Grönroos, H. Kyllönen, K. Korpijärvi, P. Pirkonen, T. Paavola, J. Jokela, and J. Rintala, Ulrasound assisted method to increase soluble chemical oxygen demand (SCOD) of sewage sludge for digestion, Ultrason. Sonochem. 12 (2005), pp. 115-120.
13. S.K. Khanal, H. Isik, S. Sung, and J.V. Leeuwen, Ultrasonic conditioning of waste activated sludge for enhanced aerobic digestion, IWA Specialized Conference on Sustainable Sludge Management: State of the Art, Challenges and Perspectives, Moscow, 2006.
14. K. Nickel and U. Neis, Ultrasonic disintegration of biosolids for improved biodegradation, Ultrason. Sonochem. 14 (2007), pp. 450-455.
15. APHA, AWWA, and WEF, Standards Methods for the Examination of Water and Wastewater, 20th ed., American Public Health Association, Washington, DC, 1998.
16. R. Dewil, J. Baeyens, and R. Goutvrind, The use of ultrasonics in the treatment of waste activated sludge, Chin. J. Chem. Eng. 14 (2006), pp. 105-113.
17. W. Chen, S. Han, and S. Sung, Sodium inhibition on thermophilic methanogens, J. Environ. Eng. 129 (2003), pp. 506-512.