New approaches to minimize excess sludge in activated sludge systems

Water Science and Technology

Volumn 44, Issue 10, 2001, Pages 203-208

  Chen, G H ^a   Saby, S ^a   Djafer, M ^a   Mo, H K ^a  

^a HONG KONG UNIVERSITY OF SCIENCE AND TECHNOLOGY   (Hong Kong)

Author keywords

Activated sludge process; Chlorination of excess sludge; Excess sludge minimization; Metabolic uncoupler; ORP; Sludge holding tank; TCS; THMs

Indexed keywords

ACTIVATED SLUDGE PROCESS; CHLORINATION; EFFLUENTS; MICROORGANISMS; SEWAGE TANKS;

SLUDGE SETLLEABILITY;

SEWAGE SLUDGE;

CHLORINE; TETRACHLORSALAN;

ACTIVATED SLUDGE; CHLORINATION; MICROORGANISM; TANK;

ACTIVATED SLUDGE; BIOREACTOR; BIOTECHNOLOGY; CHLORINATION; COMPARATIVE STUDY; CONCENTRATION (PARAMETERS); CONFERENCE PAPER; EFFLUENT; EFFLUENT STANDARD; EXPERIMENTATION; INTERMETHOD COMPARISON; MICROORGANISM; NONHUMAN; PILOT STUDY; QUALITY CONTROL; REFERENCE VALUE; SLUDGE SETTLING; SLUDGE THICKENING; TANK; WASTE WATER MANAGEMENT; WASTE WATER TREATMENT PLANT;

EID: 0035215127     PISSN: 02731223     EISSN: None     Source Type: Journal    
DOI: 10.2166/wst.2001.0621     Document Type: Conference Paper

References (12)

1. Possible mechanisms of excess sludge reduction in an OSA process
2. Minimization of activated sludge production by chemically stimulated energy spilling
3. Utilization of a metabolic uncoupler 3, 3′, 4′,5-tetrachlorosalicylanilide (TCS) to reduce sludge growth in activated sludge culture
4. The aspect of energetic uncoupling of microbial growth in the activated sludge process: OSA system
5. The case of both energetic uncoupling and metabolic selection of microorganisms in the OSA activated sludge system
6. The use of chemical uncouplers for reducing biomass production during biodegradation
7. Impact of low ORP step on the sludge production in activated sludge process - Part I Effect of ORP on sludge reduction
8. Impact of low ORP step on the sludge production in activated sludge process - Part II Possible explanation of sludge reduction
9. Feasibility of using chlorination step to reduce excess sludge in activated sludge process
10. A full-scale operation of a novel activated sludge process without excess sludge production