Turbulent flow-field comparisons of RANS and les for a twisted pin lattice geometry at low Reynolds number

Keyphrases

• Low Reynolds number 100%
• Reactor 100%
• Large Eddy Simulation 100%
• Lattice Geometry 100%
• Turbulence Model 100%
• Turbulent Kinetic Energy 100%
• Reynolds-averaged Navier-Stokes 100%
• Turbulent Flow Fields 100%
• STAR-CCM+ 66%
• Streamwise Velocity 33%
• Velocity Profile 33%
• Reynolds number 33%
• Surface Temperature 33%
• Computational Fluid Dynamics Modeling 33%
• Cladding Surface 33%
• Model Uncertainty 33%
• Flow Condition 33%
• Modelling Challenges 33%
• Mean Flow 33%
• Cross Peak 33%
• Peak Temperature 33%
• Profile Shape 33%
• Helical pitch 33%
• Geometric Uncertainty 33%
• Simulation Approach 33%
• Two-layer Model 33%
• Model Choice 33%
• Fuel pin 33%
• Nuclear Reactor Design 33%
• Spectral Element 33%
• Accurate Evaluation 33%
• Nek5000 33%
• Nuclear Reactor Safety 33%
• Fuel Assembly 33%
• Reynolds-averaged Navier-Stokes Equations 33%
• Reynolds-averaged Navier-Stokes Model 33%
• Global Threats 33%
• Conversion Program 33%
• Pose Modeling 33%
• Kinetic Energy Distribution 33%
• Conjugate Heat Transfer 33%
• Threat Reduction 33%
• Flow Geometry 33%
• Commercial Code 33%
• Low-enriched Fuel 33%
• Cross-flow Velocity 33%

Engineering

• Turbulent Flow 100%
• Reynolds-Averaged Navier-Stokes 100%
• Flow Distribution 100%
• Turbulent Kinetic Energy 60%
• Velocity Profile 20%
• Nuclear Reactor 20%
• Reynolds' Number 20%
• Computational Fluid Dynamics 20%
• Length Unit 20%
• Dynamic Models 20%
• Energy Distribution 20%
• Reactor Design 20%
• Model Uncertainty 20%
• Flow Condition 20%
• Peak Temperature 20%
• Layer Model 20%
• Reactor Safety 20%
• Fuel Assembly 20%
• Lattice Pitch 20%
• Large Eddy Simulation Approach 20%