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Keywords: endwall film cooling
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Proceedings Papers

Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A005, June 13–17, 2022
Paper No: GT2022-78519
... in row 2 by 65%. However, at low MFRs, increasing the density ratio reduced film cooling effectiveness in row 2 by 60%. Keywords: endwall film cooling, heat transfer, transonic, annular cascade, gas turbine. NOMENCLATURE A Area a Polynomial coefficient Cax Axial chord length CD Coefficient of discharge d...
Proceedings Papers

Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A037, June 13–17, 2022
Paper No: GT2022-82799
... local cooling performance. Keywords: endwall film cooling, hole distribution pattern, curtain cooling, pressure-sensitive paint, aerodynamics NOMENCLATURE V06AT12A037-1 Copyright © 2022 by ASME 1. INTRODUCTION Film cooling design over a turbine vane endwall is much challenging because flows near...
Proceedings Papers

Proc. ASME. GT2009, Volume 3: Heat Transfer, Parts A and B, 371-382, June 8–12, 2009
Paper No: GT2009-59412
... 23 02 2010 This paper presents endwall film cooling investigations with a single row of fanshaped holes in a low-speed, six-bladed linear cascade. The variation of the cascade loading was achieved by changing the incidence. The investigated profile is based on a nozzle guide vane...
Proceedings Papers

Proc. ASME. GT2008, Volume 4: Heat Transfer, Parts A and B, 989-998, June 9–13, 2008
Paper No: GT2008-51096
... 04 08 2009 Endwall film cooling has been subject to many investigations over the past years. Since the coolant is injected into the wall boundary layer, it is primarily affected by the complex three-dimensional flow structure which is developed near the endwall inside turbine bladings...