A comprehensive survey of inverse uncertainty quantification of physical model parameters in nuclear system thermal–hydraulics codes
Uncertainty Quantification (UQ) is an essential step in computational model validation
because assessment of the model accuracy requires a concrete, quantifiable measure of …
because assessment of the model accuracy requires a concrete, quantifiable measure of …
Are flood damage models converging to “reality”? Lessons learnt from a blind test
D Molinari, AR Scorzini, C Arrighi… - … Hazards and Earth …, 2020 - nhess.copernicus.org
Effective flood risk management requires a realistic estimation of flood losses. However,
available flood damage estimates are still characterized by significant levels of uncertainty …
available flood damage estimates are still characterized by significant levels of uncertainty …
Scalable inverse uncertainty quantification by hierarchical bayesian modeling and variational inference
Inverse Uncertainty Quantification (IUQ) has gained increasing attention in the field of
nuclear engineering, especially nuclear thermal-hydraulics (TH), where it serves as an …
nuclear engineering, especially nuclear thermal-hydraulics (TH), where it serves as an …
A comprehensive Bayesian framework for the development, validation and uncertainty quantification of thermal-hydraulic models
The development, validation and uncertainty quantification of closure laws used into thermal–
hydraulic system codes is a key issue before applying the BEPU (Best Estimate Plus …
hydraulic system codes is a key issue before applying the BEPU (Best Estimate Plus …
Analysis of the natural circulation flow map uncertainties in an integral small modular reactor
The understanding of the Natural Circulation (NC) mechanism and its flow regimes can be
considered as a help to achieve a higher safety level and lower costs by reliance on this …
considered as a help to achieve a higher safety level and lower costs by reliance on this …
Towards improving the predictive capability of computer simulations by integrating inverse Uncertainty Quantification and quantitative validation with Bayesian …
Abstract The Best Estimate plus Uncertainty (BEPU) approach for nuclear systems modeling
and simulation requires that the prediction uncertainty must be quantified in order to prove …
and simulation requires that the prediction uncertainty must be quantified in order to prove …
Extension of the CIRCE methodology to improve the Inverse Uncertainty Quantification of several combined thermal-hydraulic models
Abstract The Inverse Uncertainty Quantification (IUQ) of physical correlations used in
thermal-hydraulic system codes is a crucial issue in the BEPU (Best Estimate Plus …
thermal-hydraulic system codes is a crucial issue in the BEPU (Best Estimate Plus …
Bayesian inference and non-linear extensions of the CIRCE method for quantifying the uncertainty of closure relationships integrated into thermal-hydraulic system …
G Damblin, P Gaillard - Nuclear Engineering and Design, 2020 - Elsevier
Uncertainty Quantification of closure relationships integrated into thermal-hydraulic system
codes is a critical prerequisite in applying the Best-Estimate Plus Uncertainty (BEPU) …
codes is a critical prerequisite in applying the Best-Estimate Plus Uncertainty (BEPU) …
Comparison of inverse uncertainty quantification methods for critical flow test
P Domitr, M Włostowski, R Laskowski, R Jurkowski - Energy, 2023 - Elsevier
A problem of epistemic uncertainties introduced by code input parameters that cannot be
estimated other than by user expertise has existed in nuclear reactor systems analyses …
estimated other than by user expertise has existed in nuclear reactor systems analyses …
Spanish contribution to the development and application of best estimate plus uncertainty methodologies: Past, present and future
J Freixa, T Barrachina, C Berna, R Bocanegra… - … Engineering and Design, 2024 - Elsevier
Abstract Best-Estimate Plus Uncertainty (BEPU) nuclear safety analysis is an approach
widely used in the field of nuclear engineering and reactor safety assessment. It aims to …
widely used in the field of nuclear engineering and reactor safety assessment. It aims to …