Nan CHEN, Fengrui XIANG, Yanan HE, Yingwei WU, Jing ZHANG, Guanghui SU, Wenxi TIAN, Suizheng QIU. Development and validation of models for fuel rod oxidation and hydrogen pick-up behaviors in pressurized water reactor[J]. NUCLEAR TECHNIQUES, 2024, 47(9): 090601
- NUCLEAR TECHNIQUES
- Vol. 47, Issue 9, 090601 (2024)
Fig. 1. Geometry and meshing of a fuel rod
Fig. 2. Variation of average oxide thickness with burnup
Fig. 3. Test sample diagram
Fig. 4. Hydrogen distribution after 3.9 days
Fig. 5. Hydrogen distribution after 30 days
Fig. 6. Variation of hydrogen of Css (a), Cp (b) after 30 days
Fig. 7. Comparisons of BEEs predictions of precipitation temperature and hydrogen concentration with that of BISON predictions and TSSp
Fig. 8. Comparisons of BEEs predictions of α2 with that of BISON predictions and experimental results (color online)
Fig. 9. Diagram of geometry and meshing of the cladding
Fig. 10. Variation of cladding outside temperature (a) and linear power (b) with time in Gravelines nuclear power plant
Fig. 11. Variations of Css, TSSp (a), and Cp (b) with radial position after 1 620 days
Fig. 12. Radial distribution of hydrogen along cladding after 1 620 days
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Table 1. CABRI REP-Na10 rodlet simulation parameters
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Table 2. Hydrogen distribution simulation parameters under high temperature gradient
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Table 3. Gravelines nuclear power plant irradiation examination parameters
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