Sensitivity Studies for the Exercise I-1 of the OECD/UAM Benchmark

Table 7

Manufacturing sensitivities for TMI-1 and PB-2 test cases.

Parameter	TMI-1			PB-2
	Variation	Δ𝜌 (pcm)		Variation	Δ𝜌 (pcm)
		HZP	HFP		HZP	HFP
Fuel density	+0.17 g/cm^3	−97	−104	+0.91%	−43	−95
Fuel pellet diameter	+0.013 mm	−19	−20	+0.013 mm	−12	−23
Gap thickness
from outside	+0.024 mm	−84	−91	—	—	—
from inside	+0.024 mm	69	74	—	—	—
Clad thickness
from outside	+0.025 mm	−104	−110	+0.04 mm	−129	−226
from inside	+0.025 mm	−16	−15	+0.04 mm	−23	−24
^235U concentration	+0.00224 w/o	4	4	—	—	—