Understanding scaling indices and calculating inhibitor dosages

NACE - International Corrosion Conference Series

Volumn 2005-April, Issue , 2005, Pages

  Cavano, Robert R ^a  

^a Scranton Associates   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CHEMICAL ENGINEERING; CORROSION;

CALCIUM CARBONATE SCALING; COMPUTER GENERATED; EFFECTIVE RANGE; PHOSPHONATES; SCALING INDEX;

CALCIUM CARBONATE;

EID: 85031912005     PISSN: 03614409     EISSN: None     Source Type: Book Series    
DOI: None     Document Type: Conference Paper

References (50)

1. Robert R. Cavano, Scranton Associates, Inc., Cleveland, Ohio, Private Label Manufacturers of Water Treatment Chemicals.
2. Paul R. Puckorius, Puckorius and Associates, Inc., Evergreen, Colorado, Water Treatment Consultants.
3. Dan Vanderpool, Laurel Functional Chemicals, Northport, Alabama, Water Treatment Consultants.
4. Robert J. Ferguson, French Creek Software, Kimberton, Pennsylvania, Developers of WaterCycle
5. Ferguson, Robert J., Prepared Discussion of Presentation IWC 01-42 by Dan Vanderpool "Are You Aware of Hidden Assumptions in Saturation Calculations" IWC 01-42D.
6. Frayne, Colin, "Cooling Water Treatment; Principles and Practice", Chemical Publishing Co., Inc., New York, 1999.
7. Ferguson, op. cit. Prepared Discussion⋯ of IWC 01-42.
8. x Instructions
9. Vanderpool, Dan, "The pH Values for Cooling Water Systems", AWT Analyst, Vol. XI, No. 2, Spring, 2004.
10. Vanderpool, Dan, "Are You Aware of Hidden Assumptions in Saturation Calculations?" IWC 01-42.
11. Ferguson, Robert J., French Creek WaterCycle.
12. Vanderpool, Dan, op. cit.", The pH values⋯. "
13. Langelier, Wilfred F., "The Analytical Control of Anti-Corrosion Water Treatment, Journal AWWA, Volume 28, No. 10, October, 1936.
14. Vanderpool, Dan "COOLING: There Is More Than One pH Value Fora Cooling Water", Ultrapure Water, April 2004.
15. Vanderpool, Dan, Private Communication, December, 2003.
16. Ryznar, John W., "A New Index For Determining Amount of Calcium Carbonate Scale Formed by Water" Journal AWWA, Volume 35, No. 4, 1944. (or Vol. 36, p. 472, 1944)
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22. Johnson, Donald A. and Fulks, Kenneth E., "Computerized Water Modeling in the Design and Operation of Industrial Cooling Systems", IWC 80-42. Also appeared in Materials Performance, December, 1980
23. Vanderpool, Daniel Parker, "COOLING TOWERS: Saturation Index Calculations For Cooling Water Usingf Common Spreadsheet Programs", UltraPure Water, October 2001.
24. WaterCycle®- A Program from French Creek Software
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26. Ferguson, Robert J., op. cit. "Computer Modeling⋯
27. Bohnsack, G.; Johnson, D. A.; and Buss, E., "Corrosion in Fresh Water and its Relationship to Water Quality as Described by Stability Indices", CORROSION 90-101.
28. Puckorius, Paul, op. cit. - "Get a Better Reading⋯
29. Puckorius, Paul, op. cit. - "Get a Better Reading⋯
30. 0.167 mg/L of sodium sulfamate per 0.100 mg/L of chlorine. Monoethanolamine also functions as a chlorine control agent.
31. Puckorius and Loretitsch, op. cit.
32. Puckorius, Paul R. and Brooke, J. Maxey "A New Practical Index For Calcium Carbonate Scale Prediction in Cooling Tower Systems", CORROSION 90-99.
33. Puckorius and Associates, "A Practical Guide To Water Treatment Chemicals".
34. Puckorius, P. R., and Brooke, J. M., "Effectively Evaluating Cooling Water Treatment Programs", NACE 1988, Paper No. 17.
35. Puckorius and Loretitsch, op. cit. and also Puckorius and Associates, op. cit., "A Practical Guide⋯.
36. Tomson, M. B.; Matty, J.; and Oddo, J. E., "A Mechanism of Nucleation of Sparingly Soluble Salts", CORROSION 89-174.
37. Vanderpool, Dan, "New Calcium Carbonate Scale Inhibitors: Understanding Complexation Constants as a Tool for Finding Improved Performance", IWC-97-40.
38. Cognetti, Ann; Parsons, Jennifer; Geraghty, Mike; and Vanderpool, Dan, "Operation of Cooling Towers at High Cycles of Centration: Corrosion and Scale Constants", CORROSION 96-575.
39. Lo Re, M. and Gill, J. S., "The Effect of Poiyamino Poiyether Methylene Phosphonate on the Crystallization Kinetics of Calcium Carbonate: A constant Composition Study", CORROSION 96-157.
40. Vanderpool, Dan, "TREATMENTS - HOW TO CALCULATE THRESHOLD INHIBITOR DOSAGE" UltraPure Water, September 2003.
41. Vanderpool, Daniel Parker, op. cit., "COOLING TOWERS: Saturation Index Calculations⋯
42. rd Edition - 1993, pp. 102-103.
43. Ferguson, Robert J., "Developing Scale Inhibitor Dosage Models", WATERTECH, 1992.
44. Ferguson, Robert J., Developing Corrosion Inhibition Models", WATERTECH, 1993.
45. Bayer Corporation, Industrial Chemicals Division, "Inhibition of Precipitation by Polyacrylates and BayhibitAM Inhibitor Combinations", Undated
46. Aleo Chemical Company, Versaflex ONE® Product Bulletin 5301-01-0812-2M (2002).
47. Amjad, Zahid; Zuhl, Robert W.; and Zibrida, John F., "The Use of Polymers to Improve Control of Calcioum Carbonate in High Stressed Cooling Water Systems". AWT Annual Convention, November, 2004.
48. Sherwood, Nancy S. and Smith, Alan L, "Advances in Deposit Control for Cooling Water Systems", CTI TP-18.
49. Puckorius, Paul R., "Part II: Cooling Water Deposits - Calcium Phosphate Prediction Tools: Those That Work and Those That Don't: Guidelines", IWC-00-23.
50. Ferguson, Robert J., Prepared Discussion of Puckorius Paper IWC 00-23.