Boundary-condition models of film-cooling holes for large-eddy simulation of turbine vanes

D Dupuy, A Perrot, N Odier, LYM Gicquel… - International Journal of …, 2021 - Elsevier
In many industrial applications, the mechanical integrity of a surface operating under large
thermal loads is ensured by injecting a cold fluid through a series of hole along the surface …

Efficient Global Optimization of a laidback fan-shaped cooling hole using Large-Eddy Simulation

S Agarwal, N Odier, F Duchaine, L Gicquel… - Applied Thermal …, 2024 - Elsevier
In the film cooling technique, cold fluid exiting from holes on the surface of the turbine
creates a protective film which prevents the ruin of the solid material composing the blades …

Large eddy simulation based optimization of a fan-shaped cooling hole geometry to enhance cooling performance

S Agarwal, L Gicquel… - … Expo: Power for …, 2022 - asmedigitalcollection.asme.org
In this study, a shaped hole optimization approach based on Large Eddy Simulations and
Efficient Global Optimization (EGO) is presented. The shape of a fan-shaped hole used for …

Autonomous large eddy simulations setup for cooling hole shape optimization

S Agarwal, L Gicquel… - … Expo: Power for …, 2021 - asmedigitalcollection.asme.org
Film cooling is a common technique to manage turbine blade thermal environment. The
geometry of the holes which are used to generate the cooling film is known to play a very …