Advance Scale Control Technology For Cooling Water Systems

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High pH ExcursionNeutral pH ProgramStandard Water Conditions: 600 ppm Ca, pH 7.9, 15 ppm o-PO4, 3 ppmpyro-PO 4135°F (57°C) Surface Temp4 ppm STPLab Data8 ppm SAA28 /GE /
ppmppm1816141210Effect of pH Excursion on Calcium PhosphateControl86420Neutral pH ProgramStandard Water Conditions: 600 ppm Ca, 300 ppm Mg, pH 7.2 - 7.9,15 ppm o-PO4, 3 ppm pyro-PO 4 ,135°F (57°C) Surface Temp, 120°F(49°C) Bulk TemppH 7.24 ppm STP – StandardConditionspH 7.4Available PolymerpH 7.6pH 7.9 pH 7.4 Soluble PO 46/ 15 6/ 19 6/ 23 6/ 27 7/ 1 7/ 5 7/ 9 7/ 13 7/ 17Time (Date)pH 7.21816141210864208 ppm SAA – StandardConditionspH 7.2 pH 7.9 pH 7.2pH 7.4 pH 7.4 (8 ppm SAA Added)Soluble PO 4Available Polymer5/ 30 6/ 3 6/ 7 6/ 11 6/ 15 6/ 19 6/ 23 6/ 27 7Time (Date)29 /GE /
Page 1 and 2: Advance Scale ControlTechnology For
Page 3 and 4: Cooling Systems ProblemsScaleMicrob
Page 5 and 6: Scale formationDissolved AtomsNucle
Page 7 and 8: Factors Affecting Scale formation
Page 9 and 10: pH9 /GE /
Page 11 and 12: Water Velocity11 /GE /
Page 13 and 14: Scale Inhibition & Control• Chang
Page 15 and 16: Polymeric Scale Dispersant• PAA (
Page 17 and 18: Stress Tolerant Polymer (STP) -Over
Page 19 and 20: % PO4 InhibitionCalcium Phosphate I
Page 21 and 22: % Zn Inhibition% PO4 InhibitionZinc
Page 23 and 24: NTUDynamic Iron Oxide Dispersion Te
Page 25 and 26: Bench Top Recirculating Unit - BTU2
Page 27: Polymer Dosage as Function of pHTre
Page 31 and 32: 200 ppm Clay TestAlkaline pH Progra
Page 33 and 34: High TemperatureTreatment Program:
Page 35 and 36: TrueSense Online Dynamic Laboratory
Page 37 and 38: Case HistoryEuropean plastics produ

Advance Scale Control Technology For Cooling Water Systems

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