Estimation of numerical accuracy for the flow field in a draft tube

DOI10.1108/09615539910266620zbMath0963.76556OpenAlexW2007352158MaRDI QIDQ4267063

John Bergström, Rikard Gebart

Publication date: 24 June 2001

Published in: International Journal of Numerical Methods for Heat & Fluid Flow (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1108/09615539910266620

zbMATH Keywords

Richardson extrapolationleast square curve fittinghybrid differencingcurvature-compensated convective transport schemegrid errorshydro power turbinesiterative error

Mathematics Subject Classification ID

Finite volume methods applied to problems in fluid mechanics (76M12) (k)-(varepsilon) modeling in turbulence (76F60)

Related Items (3)

Optimization methodology assessment for the inlet velocity profile of a hydraulic turbine draft tube. I: Computer optimization techniques ⋮ Optimization methodology assessment for the inlet velocity profile of a hydraulic turbine draft tube. II: Performance evaluation of draft tube model ⋮ Influence from numerical noise in the objective function for flow design optimisation

Cites Work

• ENHANCEMENTS OF THE SIMPLE METHOD FOR PREDICTING INCOMPRESSIBLE FLUID FLOWS

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