Q: Consider figure 6.16, create your own problem going from 12 months to a 24 months cycle length.

2.5 on 2.4+ 23 22+ 2.1 % Fuel Cycle Cost per .1w/o Enrichment U308 $15/b - $39/kgu Conversion $3/Kgu Enrichment $85/SWU 2.0+ 1.9 1.8+ 1.7+ O 12 Months 18 Months 1.6 - 24 Months 33 35 37 39 41 43 45 47 49 Discharge Burnup (1000 MWDMTU) FIGURE 6.16 Fuel cycle cost sensitivity to enrichment change as a function of burnup. Assuming an improvement in reactor design saves 0.1% in initial enrichment and the burnup is 41 GWd/t, the savings in fuel cost are ~2% for an 18-month cycle and ~1.8% for a 24-month cycle. (Courtesy of Westinghouse.) 2.5 on 2.4+ 23 22+ 2.1 % Fuel Cycle Cost per .1w/o Enrichment U308 $15/b - $39/kgu Conversion $3/Kgu Enrichment $85/SWU 2.0+ 1.9 1.8+ 1.7+ O 12 Months 18 Months 1.6 - 24 Months 33 35 37 39 41 43 45 47 49 Discharge Burnup (1000 MWDMTU) FIGURE 6.16 Fuel cycle cost sensitivity to enrichment change as a function of burnup. Assuming an improvement in reactor design saves 0.1% in initial enrichment and the burnup is 41 GWd/t, the savings in fuel cost are ~2% for an 18-month cycle and ~1.8% for a 24-month cycle. (Courtesy of Westinghouse.)