The effect of nutrients on extracellular polymeric substance production and its influence on sludge properties

Water SA

Volumn 29, Issue 4, 2003, Pages 437-442

  Hoa, P T ^a   Nair, L ^a   Visvanathan, C ^a  

^a ASIAN INSTITUTE OF TECHNOLOGY   (Thailand)

Author keywords

Activated sludge process; Bio flocculation; Extracellular polymeric substance; Sludge properties

Indexed keywords

ANAEROBIC DIGESTION; CARBOHYDRATES; DEWATERING; MICROORGANISMS; NUTRITION; ORGANIC POLYMERS; PROTEINS; REGRESSION ANALYSIS; SEWAGE SLUDGE;

SLUDGE BULKING; SLUDGE REMOVAL;

WATER;

ACTIVATED SLUDGE; DEWATERING; FLOCCULATION; NITROGEN; OPERATION; PHOSPHORUS; WASTEWATER TREATMENT;

GADUS MORHUA;

EID: 0344946098     PISSN: 03784738     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Review

References (18)

1. AZEREDO J, OLIVEIRA R and LAZAROVA V (1998) A new method for extraction of exopolymers from activated sludges. Water Sci. and Technol. 37 (4-5) 367-370.
2. BECCARI M, MAPPELLI P and TANDOI V (1980) Relationship between bulking and physicochemical-biological properties of activated sludges. Biotechnol. and Bioeng. 22 969-979.
3. BURA R, CHEUNG M, LIAO B, FINLAYSON J, LEE BC, DROPPO IG, LEPPARD GG and LISS SN (1998) Composition of exocellular polymeric substance in the activated sludge floc matrix. Water Sci. and Technol. 37 (4-5) 325-333.
4. CHAO AC and KEINATH TM (1979) Influence of process loading intensity on sludge clarification and thickening characteristics. Water Res. 13 1213-1223.
5. DUBOIS M, GILLES KA, HAMILTON JK, REBERS PA and SMITH F (1956) Colorimetric method for determination of sugars and related substances. Anal. Chem. 28 (3) 350-356.
6. FORSTER CF (1971) Activated sludge surfaces in relation to the sludge volume index. Water Res. 5 861-870.
7. FORSTER CF (1985) Factors involved in the settlements of activated sludge: nutrients and surface polymers. Water Res. 19 (10) 1259-1264.
8. FORSTER CF and CLARK AR (1983) The production of polymer from activated sludge by ethanolic extraction and its relation to treatment plant operation. Water Pollut. Contr. 430-433.
9. FORSTER CF and NEWTON JD (1980) Activated sludge settlement - Some suppositions and suggestions. Water Pollut. Control 52 338-351.
10. HIGGINS M and NOVAK J (1997) The effect of cations on the settling and dewatering of activated sludges: Laboratory results. Water Environ. Res. 69 (2) 215-223.
11. JORAND F, BOUE-BIGNE F, BLOCK, JC and URBAIN V (1998) Hydrophobicity/hydrophilic properties of activated sludge exopolymeric substances. Water Sci. and Technol. 37 (4-5) 307-315.
12. MORGAN JW, FORSTER CF and EVISON L (1990) A comparative study of the nature of biopolymers extracted from anaerobic and activated sludge. Water Res. 24 (6) 743-750.
13. nd edn.) The Benjamin/Cumming Publishing Co. Inc.
14. SHEINTUCH M, LEV O, EINAV P and RUBIN E (1986) Role of extracellular polymer in the design of activated sludge. Biotechnol. and Bioeng. 28 1564-1576.
15. SHIN HS, KANG ST and NAM SY (2001) Effect of carbohydrate and protein in the EPS on sludge characteristics. Water Sci. & Technol. 43 (6) 193-196.
16. SPONZA DT (2002) Extracellular polymer substances and physico-chemical properties of flocs in steady and unsteady-state activated sludge systems. Process Biochem. 37 983-998.
17. STANDARD METHODS (1995) Standard Methods for the Examination of Water and Wastewater (19th edn.), APHA, AWWA, WEF, Washington DC., USA.
18. URBAIN V, BLOCK JC and MANEM J (1993) Biofloculation in activated sludge: An analytical approach. Water Res. 27 (5) 829-838.