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RANS/LES/DES/DNS: The Future Prospects of Turbulence Modeling
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: While we were discussing the rapid increase in Large Eddy Simulation (LES) papers submitted to the Journal of Fluids Engineering (JFE) several years ago, Joe Katz, the editor in chief of JFE, ...
Numerical Uncertainty in Fluid Flow Calculations: Needs for Future Research
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Computational fluid dynamics (CFD) has established itself as a viable technique for performing research and solving engineering problems, and when used correctly, can give accurate results for ...
Single Grid Error Estimation Using Error Transport Equation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents an approach to quantify the discretization error as well as other errors related to mesh size using the error transport equation (ETE) technique on a single grid computation. ...
Numerical Experiments on Application of Richardson Extrapolation With Nonuniform Grids
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Some unresolved problems related to Richardson extrapolation (RE) are elucidated via examples, and possible remedies are suggested. The method is applied to the case of turbulent flow past a ...
Modeling Suspended Sediment Transport in Nonequilibrium Situations
Publisher: American Society of Civil Engineers
Abstract: A mathematical model is presented for calculating suspended sediment transport in unidirectional channel flow under general, nonequilibrium conditions. The model consists of a flexible hydrodynamic component for calculating ...
Closure to “<i>Suspended Sediment‐Transport Capacity for Open Channel Flow</i>” by Ismail Celik and Wolfgang Rodi (February, 1991, Vol. 117, No. 2)
Publisher: American Society of Civil Engineers
Suspended Sediment‐Transport Capacity for Open Channel Flow
Publisher: American Society of Civil Engineers
Abstract: A fairly simple correlation is formulated for calculating the suspended sediment‐transport capacity of open channel flow. The correlation is based on the assumption that the work performed by buoyancy force on the sediment ...
Discussion of “<i>Entrainment of Bed Sediment into Suspension</i>” by Marcelo Garcia and Gary Parker (April, 1991, Vol. 117, No. 4)
Publisher: American Society of Civil Engineers
Calculation of Numerical Uncertainty Using Richardson Extrapolation: Application to Some Simple Turbulent Flow Calculations
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Richardson extrapolation has been applied to turbulent pipe flow and turbulent flow past a backward facing step. A commercial CFD code is used for this purpose. It is found that the application ...
A Study in the Process Modeling of the Startup of Fuel Cell/Gas Turbine Hybrid Systems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: As energy demands increase and the associated costs increase with that demand, newer energy alternatives are becoming more important to society. Although not new, fuel cell technology is taking ...
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