Effects of the Deletion of Chemical Agent Washout on Operations at the Blue Grass Chemical Agent Destruction Pilot Plant (2016) / Chapter Skim
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2 Plant Process Changes as a Result of Washout Deletion
2 Plant Process Changes as a Result of Washout Deletion
Pages 13-17
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From page 13... ...
. The extent of gel formation, and the nature of the gel product, also varied consider- 1 Neil Frenzl, resident engineering manager, Bechtel Parsons Blue Grass ably depending on the metal salt examined, suggesting that (BPBG)
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From page 14... ...
BGCAPP technical staff members have rigor- ber of worker entries required to change strainer socks. ously specified requirements for the pumps; however, there Even with increased filter capacity, the filter sock change-out will be the possibility of pump failures due to higher solids frequency is estimated to be once every 3 days.2 Moreover, content in the liquid agent than originally planned.
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From page 15... ...
may impact the OTM due to the potential presence of higher The agent destruction process is complicated by deletion quantities of agent in the gaseous effluents from these units of the washout step because agent treatment will now extend than originally planned for. If agent vaporization in the MPT over several flow paths after drain operations.
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From page 16... ...
in place, additional agent will remain bound to the rocket The Tiger Team suggested that venting near the MDB parts that are forwarded to the EBHs. Neither the volume HVAC would lower agent vapor levels, and, in fact, without of agent sent to the EBHs, nor that which is eventually implementing this approach, it estimated that 30-35 minutes forwarded through the EBH vapor space to the OTE, is would be required for GB concentrations to decrease to less known.
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From page 17... ...
The GB concentration, on the y-axis, is expressed in multiples of the STEL, which is the short-term exposure limit, and equivalent to 0.0001 mg/m3. SOURCE: Neil Frenzl, resident engineering manager, Bechtel Parsons Blue Grass (BPBG)
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