The Effects of The Effects of High Capacity High Capacity Vacuum Induction Vacuum Induction Sodium Hypochlorite Sodium Hypochlorite Feed Feed on Chloramine on Chloramine Development Development SureWater Technologies, Inc. SureWater Technologies, Inc. Winter Garden, Florida Winter Garden, Florida
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The Effects of High Capacity Vacuum Induction Sodium Hypochlorite Feed on Chloramine Development SureWater Technologies, Inc. Winter Garden, Florida.
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The Effects of The Effects of High Capacity High Capacity
of the hypochlorous acid (from NaOCl)of the hypochlorous acid (from NaOCl) Vacuum induction using a venturiVacuum induction using a venturi No accidental chlorine injection while No accidental chlorine injection while
filtration pump is off (siphoning)filtration pump is off (siphoning) Immediate destruction of chloraminesImmediate destruction of chloramines Maintaining continuous breakpoint Maintaining continuous breakpoint
High feed capability, up to 1700 gpdHigh feed capability, up to 1700 gpd Breakpoint chlorination requirement Breakpoint chlorination requirement
eliminatedeliminated Chloramine levels lowered significantlyChloramine levels lowered significantly Simple rate adjustment by flow control (vs. Simple rate adjustment by flow control (vs.
stroke and speed in metering pumps)stroke and speed in metering pumps) Significant (up to 40 %) savings in chlorine Significant (up to 40 %) savings in chlorine
consumptionconsumption Improved water and air qualityImproved water and air quality
MeasurementsMeasurements Measurements at two sites:Measurements at two sites:
Montgomery Aquatic Center, MDMontgomery Aquatic Center, MD Prince Georges Community College, MDPrince Georges Community College, MD
2004 data prior to installation2004 data prior to installation 2005 data post installation2005 data post installation 2005 measurements:2005 measurements:
3 months at PGCC (2 months w. venturi)3 months at PGCC (2 months w. venturi) 4 months at MAC (3 months w. venturi)4 months at MAC (3 months w. venturi)
Measurements taken during peak usageMeasurements taken during peak usage
The measurements show a distinct The measurements show a distinct reduction in combined chlorine levelsreduction in combined chlorine levels
The need for breakpoint chlorination has The need for breakpoint chlorination has been eliminatedbeen eliminated
The absence of injection/metering pumps The absence of injection/metering pumps (diaphragm or peristaltic) lowers (diaphragm or peristaltic) lowers maintenance requirements and costsmaintenance requirements and costs
SureWater Technologies wishes to express gratitude and SureWater Technologies wishes to express gratitude and appreciation to Joan Shea and the staff of the Prince appreciation to Joan Shea and the staff of the Prince Georges Community College and to Doug Fox and the Georges Community College and to Doug Fox and the staff of the Montgomery Aquatics Center for their staff of the Montgomery Aquatics Center for their cooperation and diligent work.cooperation and diligent work.
Special thanks to Charles Harper and his staff for their Special thanks to Charles Harper and his staff for their support.support.
Peter AlexanderPeter AlexanderRobert BurrowsRobert BurrowsWolfram HartwigWolfram Hartwig