Demand-based, real-time control of microbial growth in air-conditioning cooling water systems

ASHRAE Transactions

Volumn 109 PART 1, Issue , 2003, Pages 331-338

  Chattoraj, Mita ^a   Stonecipher, David L ^a   Borchardt, Scott A ^a  

^a NALCO COMPANY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BIOSENSORS; COOLING SYSTEMS; COOLING WATER; FLUORESCENCE; FLUOROMETERS; MICROBIOLOGY; MICROORGANISMS; MOLECULES;

BIOFILM LEVEL; MICROBIAL GROWTH; ON-LINE FLUOROMETER; OPEN RECIRCULATING COOLING WATER SYSTEM;

AIR CONDITIONING;

EID: 18744438497     PISSN: 00012505     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (12)

1. American Public Health Association 1992. Standard methods for the examination of water and wastewater. Washington, D.C.: American Public Health Association.
2. Chattoraj, M., M.J. Fehr, S.R. Hatch, and E.J. Allain. 2002. Online measurement and control of microbiological activity in industrial water systems. Materials Performance 41 (2002): 40-45.
3. Costerton, J.W., Z. Lewandowski, D.E. Caldwell, and D.R. Korber. 1995. Lappin-Scott, H. M. Microbial biofilms. Annu. Rev. Microbiol. 49: 711-45.
4. Crandall, H.E. 1986. Microbiological test methods in association with cooling towers. Cooling Tower Institute 1986 Annual Meeting, TP-86-7.
5. Fleming, H.-C., and G.G. Geesey. 1991. Biofouling Biocorros. Ind. Water Syst. Proc. Int. Workshop Ind. Biofouling Biocorros. Berlin, Germany: Springer.
6. Kim, Y.H. 1993. Evaluation of redox potential and chlorine residual as a measure of water disinfection. International Water Conference, IWC-93-22.
7. Licina, G.J., and G. Nekoksa. 1993. An electrochemical method for on-line monitoring of biofilm activity. Corrosion/93, Paper No, 403, NACE, Houston, Tex.
8. Ludwicka, A., L.M. Switalski, A. Lundin, G. Pulverer, and T. Wadstrom. 1985. Bioluminescent assay for measurement of bacterial attachment to polyethylene. J. Microbiological Methods 4: 169-177.
9. Percival, S.L. 2000. Detection of biofilms in industrial waters and processes. Industrial Biofouling. J. Walker, S. Surman, J. Jass. New York: John Wiley & Sons Ltd.
10. Schaule, G., and H.C. Flemming. 1996. Quantification of respiratory active bacteria in water and biofilms with fluorescent redox dye. Microbially Influenced Corrosion of Materials, Springer-Verlag Berlin Heidelberg.
11. Wetegrove, R.L., and R.H. Banks. 2000. System and method to monitor for fouling. US Patent 6,023,070, 2000.
12. Wilde, E.W. 1991. Comparison of three methods for measuring residual chlorine. Wat. Res 25(1991): 1303-1305.