High Power Laser and Particle Beams, Volume. 34, Issue 2, 026004(2022)
Development and verification of fuel assembly bowing model in software package PCM
Figures & Tables(8)
Fig. 6. Fuel rod power distribution at K03 under increased water gap
Table 1. Fuel assembly main parameters
View tableView in ArticleTable 1. Fuel assembly main parameters
enrichment/% assembly configuration normal water gap/mm increased water gap/mm 4.45 17×17 0.76 3.80
Table 2. Homogeneous neutron cross section of fuel assembly
View tableView in ArticleTable 2. Homogeneous neutron cross section of fuel assembly
fast group transport cross section/cm−1 thermal group transport cross section/cm−1 fast group absorption cross section/cm−1 thermal group absorption cross section/cm−1 fast group fission cross section/cm−1 thermal group fission cross section/cm−1 case 1 2.37744×10−1 8.80051×10−1 9.99930×10−3 1.04927×10−1 3.24601×10−3 7.22189×10−2 Case 2 2.35261×10−1 9.07776×10−1 9.48205×10−3 9.92312×10−2 3.06870×10−3 6.71697×10−2 case 3 2.36489×10−1 8.94271×10−1 9.73666×10−3 1.02015×10−1 3.15638×10−3 6.96360×10−2 results from Eq.(2) 2.36460×10−1 8.94392×10−1 9.73174×10−3 1.01981×10−1 3.15429×10−3 6.96071×10−2 difference 0.012% −0.014% 0.051% 0.034% 0.066% 0.042%
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Jinggang Li, Chao Wang, Jun Chen, Jinghan Peng. Development and verification of fuel assembly bowing model in software package PCM[J]. High Power Laser and Particle Beams, 2022, 34(2): 026004
Paper Information
Category: Monte Carlo Methods and Applications
Received: Aug. 30, 2021
Accepted: Dec. 6, 2021
Published Online: Jan. 26, 2022
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