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Determination of cost-effective receipt rates for an MRS and the repository

Conference ·
OSTI ID:10118292
This paper describes results of a comprehensive logistics and cost analysis to determine if there are potential benefits to the US high-level waste management system for spent fuel receipt rates to a Monitored Retrievable Storage (MRS) facility or the repository other than the current 3000 MTU/yr design-basis receipt rate. Cases considering repository startup dates of 2010 and 2015 and MRS startup dates of 1998 and 3 years prior to the repository have been evaluated, and receipt rates ranging from 1500 to 6000 MTU/yr have been considered for both the MRS and the repository. Higher receipt rates appear to be economically justified for both the repository and an MRS. For a repository-only system, minimum costs are found at a repository receipt rate of 6000 MTU/yr. When a storage-only MRS is included in the system, minimum system costs are also achieved at a repository receipt rate of 6000 MTU/yr. However, the MRS receipt rate for minimum system costs, which ranges between 3500 and 6000 MTU/yr, depends on both the MRS startup date and whether or not the storage capacity of the MRS it constrained. With a 1998 unconstrained MRS and a 2010 repository, the added cost of providing the MRS is offset by at-reactor storage cost reductions, and the total system cost of $10.1 billion is only slightly higher than that for the repository-only system. If the MRS storage capacity is constrained to a maximum of 15,000 MTU, then this cost increases to $10.4 billion.
Research Organization:
Pacific Northwest Lab., Richland, WA (United States)
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
AC06-76RL01830
OSTI ID:
10118292
Report Number(s):
PNL-SA--19166; CONF-911040--10; ON: DE92006961
Country of Publication:
United States
Language:
English