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Using Supercritical Water Oxidation to Treat Hydrolysate from VX Neutralization (1998) / Chapter Skim
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Appendix B
Pages 65-70

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From page 65...
... Appendix B Mass Balance for the Newport Chemical Agent Disposal Facility {NECDF} Process 65
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From page 67...
... l 1 VX Rxn ~_ ~1 1 1 _ _ TCC Rxn A Vent to cascade ~'~~ I ~Ventilation system d~ ~ ~ O ~ ~ ~ ~ I ~ ~ 1 . , SCWO Rxn SCWO Package I l Cool-down/ let-down _I_ I ~ , 1 _ ~1 ~ I ~___________________1 FIGURE B-1 Process flow diagram for the integrated NECDF process.
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From page 68...
... 598 598 Solid Components TC shells (no./l,OOOkg agent) 1.5 1.5 TC valves (no./1,000 kg agent)
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From page 69...
... 10 10 Solid/Liquid Components Na2SO4 (kg/1,000 kg agent) 70 451 1,043 1,574 Na2HPO4 water (kg/1,000 kg agent)
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From page 70...
... Stream Constituents Hydrogen Content Agent 1,000 kg VX 98 kg 50% NaOH solution 598 kg NaOH 15 kg 598 kg H2O 67 kg Total 2,195 kg 180 kg Notes: For simplification, the agent is assumed to be pure VX, with a molecular weight of 267 and a molecular formula of C~H2602NPS. The 50% NaOH solution flow shown here includes all caustic to the process, both for neutralization and for post-treatment.
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Key Terms

  • necdf process
  • water formation
  • elemental hydrogen
  • vapor effluent
  • scwo vapor

  • hydrogen inputs
  • salt solids
  • solution flow
  • flow diagram
  • integrated necdf

  • naoh solution
  • output streams
  • following illustrates
  • following output
  • agent impurities

  • contains hydrogen
  • resulting water
  • hydrogen enters
  • flow shown
  • process flow

  • phosphate salt
  • kg agent
  • vapor components
  • hydrogen content
  • tc valves

  • tc shells
  • physical state
  • tc plugs
  • kg vx
  • kg naoh


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