Numerical Results

Turbulent flow of rectangular straight duct with periodical roughened element

Note:Figures are shown on a half of total cross section, considering symmetrical flow.

Computational mesh

Streamwise velocity and pressure distribution

Path lines

Turbulence energy

Streamwise normal stress

Horizontal normal sterss

Vertical normal stress

Shear stress between streamwise and horizontal direction

Shear stress between vertical and horizontal direction

Temperature distribution

Development of streamwise velocity and secondary flow

Development of temperature and secondary flow

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