Aerodynamic Losses in Turbines with and without Film Cooling, as Influenced by Mainstream Turbulence, Surface Roughness, Airfoil Shape, and Mach Number

<table>Comparison of normalized Integrated Aerodynamic Loss as dependent upon the normalized equivalent sandgrain roughness size for different inlet turbulence intensity levels for <svg height="17.2875" id="M88" style="vertical-align:-4.39394pt" version="1.1" viewbox="0 0 77.224998 17.2875" width="77.224998" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> for the symmetric airfoil investigations [<a href="/journals/ijrm/2012/957421/#B34">8</a>].</table>

International Journal of Rotating Machinery

fig6

Figure 6

Figure 6: Aerodynamic Losses in Turbines with and without Film Cooling, as Influenced by Mainstream Turbulence, Surface Roughness, Airfoil Shape, and Mach Number 

Figure 6 | Aerodynamic Losses in Turbines with and without Film Cooling, as Influenced by Mainstream Turbulence, Surface Roughness, Airfoil Shape, and Mach Number 