Elliptic-blending k - ε model

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Results: convergence
Validation Convergence Best convergence rate obtained when initial flow condition from: Turbulence Specification: turbulence intensity + turbulent viscosity ratio with Tu = 5% and TVR = 200. All cases computed in Double Precision. Residual 1 0.01 1E−4 1E−6 1E−8 1E−10 1E−12 1E−14 1E−16 1E−18 0 1000 2000 3000 4000 5000 Iteration Continuity X−momentum Y−momentum Tke Tdr Phi Alpha 1E−12 0 200 400 600 800 Iteration 1000 1200 1400 Channel flow backward-facing step Residual 10 1 0.1 0.01 0.001 1E−4 1E−5 1E−6 1E−7 1E−8 1E−9 1E−10 1E−11 Continuity X−momentum Y−momentum Tke Tdr Phi Alpha
Page 1 and 2: Elliptic-blending k −ε model Val
Page 3 and 4: Introduction Assessing performance
Page 5 and 6: Formulation Equation-by-equation mo
Page 7 and 8: Formulation Equation-by-equation mo
Page 9: Formulation All-y + wall-treatment
Page 13 and 14: Results: validation of all-y + wall
Page 15 and 16: Validation — Wall-treatment Chann
Page 25 and 26: Validation — Performance Channel
Page 27 and 28: Validation — Performance Backward
Page 29 and 30: Validation — Performance Backward
Page 31 and 32: Validation — Performance Periodic
Page 37 and 38: Validation — Performance 2d diffu
Page 43 and 44: Part 1: Rotation and strong curvatu
Page 45 and 46: Failure — need for improvement NA
Page 47 and 48: Failure — need for improvement NA
Page 49 and 50: Part 2: Buoyancy-driven flows
Page 51 and 52: Failure — need for improvement Bu
Page 53: Failure — need for improvement Ve

Elliptic-blending k - ε model

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