Science and Technology of Nuclear Installations

Research Article

Feasibility Studies on Pyro-SFR Closed Fuel Cycle and Direct Disposal of Spent Nuclear Fuel in Line with the Latest National Policy and Strategy of Korea

Table 8

Probability distribution function of nuclear fuel cycle process costs and reactor cost (based on 2016 USD).


Category	Probability distribution	Min	Max	Mean	Unit	References

Uranium	Triangular [37]	58	409	219	$/kgU	[14–18, 21, 35–37, 40–44]
Conversion	Uniform [12]	6	33	14	$/kgU	[14–18, 21, 35–37, 40–44]
Enrichment	Uniform [12]	262	411	481	$/SWU	[14–18, 21, 35–37, 40–44]
PWR fuel fabrication	Triangular [37]	281	422	346	$/kgHM	[14–18, 21, 35–37, 40–44]
PHWR fuel fabrication	Triangular [37]	60	186	152	$/kgHM	[17–21, 35, 36, 43]
UO₂-pyroprocess	Triangular [37]	882	4,819	3,064	$/kgHM	[14–16, 18–20, 35, 36]
SFR-pyroprocess	Triangular [37]	1,392	5,692	3,786	$/kgHM	[14–16, 18–20, 35, 36]
SFR fuel fabrication	Triangular [37]	2,297	8,680	4,939	$/kgHM	[14–16, 18–20, 35–37, 40, 42]
PWR IS&T	Triangular [37]	133	925	480	$/kgHM	[14–21, 35–37, 40–43]
PHWR IS&T	Triangular [37]	64	701	393	$/kgHM	[17–21]
Pyroprocess HLW (storage)	Triangular [37]	124,561	231,612	199,692	$/m³	[15, 16, 19, 20]
LILW-SL disposal	Triangular [37]	3,465	4,170	3,818	$/m³	[15, 16, 37, 40]
LILW-LL disposal	Triangular [37]	9,240	11,121	9,867	$/m³	[15, 16, 37, 40]
PWR final disposal	Triangular [37]	521	2,245	1,107	$/kgHM	[14, 17–21, 37, 40–43]
PHWR final disposal	Triangular [37]	106	699	519	$/kgHM	[17–21]
Pyroprocess disposal	Triangular [37]	17,361	493,893	296,539	$/kgHM	[14, 15, 18–20, 37, 40, 41, 43]
PWR overnight	Triangular [37]	1,919	7,018	4,746	$/kWe	[17, 18, 37, 43]
PHWR overnight	Triangular [37]	1,903	3,268	2,587	$/kWe	[37]
SFR overnight	Triangular [37]	2,331	9,199	6,115	$/kWe	[17, 18, 40, 43]

IS&T: interim storage and transportation; HLW: high-level waste; LILW-SL: low intermediate level waste-short-lived; LILW-LL: low intermediate level waste-long-lived; Min: minimum; Max: maximum; kgU: kilogram uranium; SWU: separative work unit; KgHM: kilogram heavy metal; m³: cubic meter; USD: US dollar. are adopted from different sources, normalized to 2016 USD, statistically analyzed, and presented in this table.