Virtual E-Curve Method Development of an Innovative Methodology for Hydraulic Residence Time Distribution Analysis – Virtual E-Curve Method November 17, 2015 Don Lee, Ph.D., P.E. Senior Wastewater Process Engineer Project Manager AECOM, Greenville SC Tom Leland P.E. Ovivo USA, Salt Lake City, UT Steven A. Yeats, P.E. Jones Edmunds & Associates, Gainesville FL Ben Koopman, Ph.D. University of Florida, Gainesville FL
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Virtual E-Curve Method Development of an Innovative Methodology for Hydraulic Residence Time Distribution Analysis – Virtual E-Curve Method November 17,
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Virtual E-Curve Method
Development of an Innovative Methodology for Hydraulic Residence Time Distribution Analysis – Virtual E-Curve Method
November 17, 2015
Don Lee, Ph.D., P.E. Senior Wastewater Process Engineer
Project Manager
AECOM, Greenville SC
Tom Leland P.E. Ovivo USA, Salt Lake City, UT
Steven A. Yeats, P.E. Jones Edmunds & Associates, Gainesville FL
Ben Koopman, Ph.D. University of Florida, Gainesville FL
OUTLINEIntroductionVirtual E-Curve MethodApplication to Full-Scale Tracer StudySummary and Conclusions
OUTLINEIntroductionVirtual E-Curve MethodApplication to Full-Scale Tracer StudySummary and Conclusions
Lee et al., Virtual E-Curve Method Page 4
Introduction: Mixing Performance Evaluation Completely Stirred Tank Reactor (CSTR) Conditions
Wastewater-mixed liquor contact
Mixed liquor suspension
Dead zone and short-circuiting minimization
Assumption for most BNR modeling (ASMs and simulation programs)
Ease of Reactor Characterization
Hydraulic Residence Time Distribution (HRT) Analysis with Tracer Study
Lee et al., Virtual E-Curve Method 5
t
C
t
Q QIdeal CSTRwith slug load tracer input
Two Ideal CSTRs in series with recirculation flow
Q Q + QR Q
QR
HRT Analysis with influent interferences
t
C t ??
Lee et al., Virtual E-Curve Method 6
Live Oak WWTF Carrousel® denitIR® System, Live Oak, FL