Assessment of the Continuing Operability of Chemical Agent Disposal Facilities and Equipment (2007) / Chapter Skim
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2 Potential Problems Relating to Obsolescence in Chemical Demilitarization Processing Operations
2 Potential Problems Relating to Obsolescence in Chemical Demilitarization Processing Operations
Pages 15-26
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From page 15... ...
chapter is focused on facilities, equipment, and the personnel required to operate, maintain, and eventually close the INCINERATION FACILITIES FOR CHEMICAL chemical agent stockpile incineration facilities at each op STOCKPILE DISPOSAL erational incineration site. As a practical matter, all facilities and equipment be- As the chemical weapons stockpile disposal program come obsolete at some point in time.
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From page 16... ...
The four operating incineration facilities, alto other uses, including chemical or conventional waste pro- though aging, are capable of safe and effective destruction cessing. Moreover, industrial waste treatment facilities of remaining stockpile inventories and completion of clowould be able to process wastes more efficiently and eco- sure activities at each site, if strong and comprehensive obnomically than modified chemical demilitarization furnaces, solescence management programs are implemented.
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From page 17... ...
for the older control Exhaust gases from each furnace and afterburner sys system components: programmable logic controllers-3s tem go to a high-performance pollution abatement system (PLC-3s) , PLC-5s, Data Highway, and AB 1700 series in(PAS)
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From page 18... ...
Warehouse personnel often use the tion facilities and the Chemical Demilitarization Training original drawings as the basis for positive identification of Facility at the Edgewood Area of Aberdeen Proving Ground. particular parts, where the shape, size, and material can be This contract should be structured to provide support through easily communicated between sites.
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From page 19... ...
These spare parts inventory should be modeled across the four mechanisms constitute essentially a system that reacts to chemical agent stockpile incineration facility sites to ensure detected changes rather than a proactive system that would the capability to translate across different identification numanticipate the changes, although some vendors do notify sites bers for the same spare part, and to facilitate the optimum when parts are discontinued. The reorder level is based on distribution of inventory between site warehouses and the the assumption that a replacement part will be available central parts storage warehouse.
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From page 20... ...
The Chemical Demilitarization Training Facil- face Combustion Corporation in the early 1970s under con tract to Edgewood Arsenal.8 Each furnace has an afterburner ity/skunk works remains an extremely valuable resource for continued support of the disassembly robotics operation. with a high-temperature refractory-lined steel shell and com mercial natural-gas-fired burners.
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From page 21... ...
An analysis of the damage to the DFS kiln resulted 10 Personal communication between Timothy Garrett, ANCDF site in a recommendation by ANCDF management, and with project manager, CMA, and Dave Hoecke, committee member, April 6, which the CMA concurred, to repair the damage by welding 2006.
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From page 22... ...
Upcoming chemical agent disposal campaigns at seconds. Higher-level information management and control ANCDF, UMCDF, and PBCDF have some potential to se- is covered under "Information Management Systems" in verely degrade the DFS kiln shells.
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From page 23... ...
Digital Devices Analog Devices 1700 I/O 1700 I/O 1700 I/O 1700 I/O PLC - 3N PLC - 51 PLC - 5N PLC - 31 Data Highway II LAN Diagnostic Unit Data Highway II Data Highway + Advisor HMI KFMR KFMR Control Room PDAR Ethernet Advisor HMI to be VAX - 1 VAX - 2 replaced by WonderWare HMI at sites other than Tooele Disk Storage Tooele modified configuration to handle Sun Batch mustard processes Processors shown in Figure 2-5 Data Query Site Ethernet FIGURE 2-4 Schematic of the current TOCDF control system architecture. SOURCE: Provided by EG&G during committee meeting on March 3, 2006.
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From page 24... ...
cell-level VAXs in a redundant manner. In the planned modifications to their PDARS configura tion at TOCDF, plant devices are to be connected to PLCs via Allen Bradley 1700 series I/O modules, and PLC-3s and Modifications for Mustard Agent Processing at TOCDF PLC-5s are networked by a redundant Data Highway II.
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From page 25... ...
The Chemical Materials Agency the plant ages, personnel must also be alert to detecting should continue to oversee control system improvements at equipment deterioration and to responding to abnormalities individual chemical agent stockpile incineration facility sites in processing that may require some corrective action. to ensure that total performance standards are met and that Operating and maintenance procedures change in resites coordinate those parts of the control system and its op sponse to the aging of systems and must be updated accorderation that can provide more robust continuing operations ingly.
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From page 26... ...
of the plants. The effective use of operating procedures in In Chapter 3 the systems for managing the operating chemical agent stockpile incineration facilities is essential to and maintenance procedures and maintaining a fully capable their safe operation and continued operability.
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