Developers of computer codes, analysts who use the codes, and decision makers who rely
on the results of the analyses face a critical question: How should confidence in modeling …

This paper is a summary of the" Best Practice Guideline"(BPG) document (Franke et al.,
2007) produced in the framework of the European COST Action 732" Quality assurance and …

Computational simulation can be defined as any computer application which involves the
numerical solution to a system of partial differential equations. In this paper, a broad …

A factor of safety method for quantitative estimates of grid-spacing and time-step
uncertainties for solution verification is developed. It removes the two deficiencies of the grid …

Definitions and equations are provided for the quantitative assessment of numerical
(verification) and modelling (validation) errors and uncertainties for CFD simulations and of …

In this study, two-dimensional steady-state simulations of laminar natural convection in
square enclosures with differentially heated sidewalls have been carried out where the …

Heat transfer continues to be a field of major interest to engineering and scientific
researchers, as well as designers, developers, and manufacturers. Considerable effort has …

Discretization error occurs during the approximate numerical solution of differential
equations. Of the various sources of numerical error, discretization error is generally the …

This study investigates the accuracy of various Richardson extrapolation-based
discretization error and uncertainty estimators for problems in computational fluid dynamics …

In this study, two-dimensional steady-state simulations of laminar natural convection in
square enclosures with differentially heated horizontal walls with the bottom wall at higher …