Full core LOCA safety analysis for a PWR containing high burnup fuel

N Capps, A Wysocki, A Godfrey, B Collins… - … Engineering and Design, 2021 - Elsevier
For economic reasons, the US nuclear industry is renewing efforts to build a technical basis
to extend peak rod average burnup limits above the current regulatory burnup limit of 62 …

[HTML][HTML] Development of mechanistic cladding rupture model for severe accident analysis and application in PHEBUS FPT3 experiment

P Gao, B Zhang, J Li, J Shan - Nuclear Engineering and Technology, 2022 - Elsevier
Cladding ballooning and rupture are the important phenomena at the early stage of a severe
accident. Most severe accident analysis codes determine the cladding rupture based on …

Integral LOCA fragmentation test on high-burnup fuel

N Capps, Y Yan, A Raftery, Z Burns, T Smith… - … Engineering and Design, 2020 - Elsevier
Increasing the fuel burnup limit in light water reactors is sought to enhance fuel cycle
economics and requires establishing a technical basis. Experimental observations of severe …

Quantifying deformation during Zry-4 burst testing: a comparison of BISON and a combined in-situ digital image correlation and infrared thermography method

K Kane, S Bell, B Garrison, M Ridley, M Gussev… - Journal of Nuclear …, 2022 - Elsevier
The development and verification of nuclear fuel-cladding performance codes require
extensive testing to establish empirical correlations, necessitating more accelerated testing …

Pellet-cladding mechanical interaction analysis of Cr-coated Zircaloy cladding

F Qi, Z Liu, Q Li, H Yu, P Chen, Y Li, Y Zhou… - … Engineering and Design, 2020 - Elsevier
The thermal–mechanical response of Cr-coated Zr cladding during power ramp condition is
of critical importance for a better understanding of its reliability and security in ATF …

High-burnup fuel stress analysis prior to and during a LOCA transient

N Capps, R Sweet, J Harp, CM Petrie - Journal of Nuclear Materials, 2021 - Elsevier
High-burnup fuel fragmentation and pulverization have been experimentally observed
during simulated loss-of-coolant accident (LOCA) transient testing of high-burnup (> 62 …

Characterization of modeling and experimental data inconsistencies from burst testing for high-burnup commercial fuel rod applications

N Capps, R Sweet - Journal of Nuclear Materials, 2022 - Elsevier
Fuel fragmentation, relocation, and dispersal are some of the largest issues remaining in the
nuclear industry before rod-average burnup can be increased beyond 62 GWd/tU. The issue …

BISON validation to in situ cladding burst test and high-burnup LOCA experiments

N Capps, M Ridley, Y Yan, S Bell, K Kane - Annals of Nuclear Energy, 2023 - Elsevier
The process for developing and qualifying nuclear fuels for commercial nuclear application
requires fundamental material development, characterization, and design; out-of-pile testing …

Multiphysics analysis of fuel Fragmentation, Relocation, and dispersal Susceptibility–Part 2: High-Burnup Steady-State operating and fuel performance conditions

J Hirschhorn, I Greenquist, A Wysocki, N Capps - Annals of Nuclear Energy, 2023 - Elsevier
The US nuclear industry is pursuing increased cycle lengths and increasing the peak rod-
averaged burnup in an effort to increase the economic viability of the US nuclear fleet …

(S) TEM/EDS study of native precipitates and irradiation induced Nb-rich platelets in high-burnup M5®

Z Yu, JW Werden, NA Capps, KD Linton… - Journal of Nuclear …, 2021 - Elsevier
We have investigated microstructure and microchemistry of precipitates and dislocation
loops in high-burnup M5® using (scanning) transmission electron microscopy ((S) TEM) …