SCALE Modeling of Selected Neutronics Test Problems within the OECD UAM LWR’s Benchmark

Table 5

Exercise I-2 results: macroscopic cross-sections.

Cross-section	Energy group	Value (cm^−1) (Uncertainty %)
		PWR	BWR	GEN-III; Type 1	GEN-III; Type 2	GEN-III Type 3	GEN-III; Type 4
Total	1	1.44𝐸+00	1.58𝐸+00	1.31𝐸+00	1.32𝐸+00	1.33𝐸+00	1.50𝐸+00
		(1.38𝐸−01)	(1.29𝐸−01)	(1.41𝐸−01)	(1.39𝐸−01)	(1.39𝐸−01)	(1.39𝐸−01)
	2	5.69𝐸−01	5.79𝐸−01	5.33𝐸−01	5.34𝐸−01	5.34𝐸−01	5.24𝐸−01
		(8.78𝐸−01)	(8.40𝐸−01)	(9.04𝐸−01)	(9.03𝐸−01)	(9.01𝐸−01)	(9.73𝐸−01)
Absorption	1	1.11𝐸−01	5.72𝐸−02	1.07𝐸−01	1.17𝐸−01	3.45𝐸−1	1.24𝐸−01
		(8.77𝐸−01)	(6.06𝐸−01)	(7.00𝐸−01)	(5.61𝐸−01)	(9.79𝐸−01)	(5.11𝐸−01)
	2	1.06𝐸−02	7.32𝐸−03	1.04𝐸−02	1.06𝐸−02	5.09𝐸−01	1.07𝐸−02
		(1.33𝐸+00)	(1.38𝐸+00)	(1.35𝐸+00)	(1.34𝐸+00)	(1.47𝐸+00)	(1.34𝐸+00)
Fission	1	7.95𝐸−01	2.94𝐸−02	6.86𝐸−02	6.60𝐸−02	1.90𝐸−01	6.42𝐸−02
		(3.17𝐸−03)	(3.23𝐸−01)	(3.23𝐸−01)	(3.24𝐸−01)	(6.26𝐸−01)	(3.24𝐸−01)
	2	3.59𝐸−03	1.95𝐸−03	3.17𝐸−03	3.10𝐸−03	4.97𝐸−01	3.05𝐸−03
		(3.55𝐸−01)	(6.81𝐸−01)	(3.71𝐸−01)	(3.75𝐸−01)	(4.45𝐸−01)	(3.80𝐸−01)
Nufission	1	1.94𝐸−01	7.02𝐸−02	1.67𝐸−1	1.61𝐸−01	5.45𝐸−01	1.56𝐸−01
		(4.44𝐸−01)	(4.49𝐸−01)	(4.48𝐸−01)	(4.49𝐸−01)	(1.09𝐸+00)	(4.49𝐸−01)
	2	9.08𝐸−03	4.69𝐸−03	8.02𝐸−03	7.86𝐸−03	1.44𝐸−02	7.73𝐸−3
		(5.12𝐸−01)	(1.01𝐸+00)	(5.71𝐸−01)	(5.82𝐸−01)	(7.75𝐸−01)	(5.92𝐸−01)