Drag Reduction of Passenger Car Using Add-On Devices

Table 6

Solution controls.

Equations	Flow and turbulence
Discretization	(i) Pressure: standard; (ii) Momentum: second order upwind; (iii) Turbulence kinetic energy: second order   upwind; (iv) Turbulence dissipation rate: second order   upwind
Monitor	Residuals and drag coefficient
Convergence Criterion	(i) Continuity = 0.001; (ii) 𝑋-velocity = 0.001; (iii) 𝑌-velocity = 0.001; (iv) 𝑘 = 0.001; (v) Epsilon = 0.001