Review of Biotreatment, Water Recovery, and Brine Reduction Systems for the Pueblo Chemical Agent Destruction Pilot Plant (2013) / Chapter Skim
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2 The PCAPP Biotreatment System
2 The PCAPP Biotreatment System
Pages 10-22
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From page 10... ...
the feed tank and caustic addition to the ICB units may not Honeywell International, Inc., is the technology provider for be needed. The inorganic nutrients urea and diammonium the Pueblo Chemical Agent Destruction Pilot Plant (PCAPP)
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Bitmapped FIGURE 2-2 Two of the four biotreatment modules at PCAPP, each of which has four immobilized cell bioreactor units. SOURCE: Paul Usinowicz, Water/Wastewater Research Leader, Battelle, "Design and Operating Conditions for PCAPP's Biotreatment Process," presentation to the committee, November 28, 2012.
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From page 12... ...
. One The committee's understanding of the principal operating final noteworthy advantage of the ICB system that has been and hydrolysate characteristics pertinent to the ICB units is designed for use at PCAPP is the oxygen supply system that given in Table 2-1.
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From page 13... ...
Earley, Principal Engineer and PCAPP Task Manager, SAIC, Complexity of the Influent Stream and Related Toxicity/ "Review of Biotreatment Testing for the Pueblo Chemical Agent Destruction Inhibition Pilot Plant (PCAPP) Project," presentation to the Committee on Chemical Demilitarization, September 15, 2011, National Research Council, WashToxicity Impacts on Biodegradation ington, D.C.
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From page 14... ...
. The hydrolysate suspended organic matter; produced came from the hydrolysis of drained liquid agent • TSS is total suspended solids and includes both and the solid heel material in 4.2-inch HD mortar rounds organic and inorganic matter that is suspended; stored at Pueblo Chemical Depot.
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From page 15... ...
28,000 adequate quantity of a nitrate salt to provide nitrogen both Total suspended solids (TSS) 1,000 for biomass synthesis and as a favorable electron acceptor.
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From page 16... ...
This was noted previbiodegradation of TDG makes this especially challenging. ously in the NRC report Interim Design Assessment for The target range for proper operation is pH = 7 to 8.10 During the Pueblo Chemical Agent Destruction Pilot Plant (NRC, pilot testing with the 1,000-gallon ACWA unit, a significant 2005, p.
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From page 17... ...
required for the biomass growth on TDG is approximately • If needed, PCAPP staff should make provisions for 5 mg/L. This amount of phosphorus is derived from using cooling the ICB units or feed flow.
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From page 18... ...
The hydrolysate produced at PCAPP will have the technology provider or the PCAPP staff should consider high influent total suspended solids concentrations (up to testing an ICB unit during systemization for 3 to 6 months 1,000 mg/L) ; therefore, solids may build up in the ICBs.
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From page 19... ...
ing conditions within the biofilm. The design of the ICB aeration system has the entire hydrolysate feed flow entering the first chamber (one half the The oxygen demand predicted by Tideflex Technologies volume of the total unit)
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From page 20... ...
For example, the goal is to first treat the dissolved or total organic carbon, to predict/monitor h ydrolysate from the 155-mm projectiles; this results in the TDG degradation in near-real time. highest TDG mass loadings and feed flow to the ICB units.
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From page 21... ...
with the addition of nitrogen, so a more comprehensive monitoring strategy should be employed. Ammonium, nitrate, REFERENCES and nitrite should be monitored for the PCAPP ICBs and an effluent target of 1 mg/L of residual ammonium as nitrogen Bechtel Pueblo Team (BPT)
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From page 22... ...
1998. Performance of Immobilized Cell the Pueblo Chemical Agent Destruction Pilot Plant.
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