Richard Sandberg

Application of Gene Expression Programming to a-posteriori LES modeling of a Taylor Green Vortex

Maximilian Reissmann, Josef Hasslberger, Richard D Sandberg, Markus Klein

Journal article  |  2021  |  Journal of Computational Physics

On the Noise Generated by a Controlled-Diffusion Aerofoil at Rec=1.5×105

Hao Wu, Stéphane Moreau, Richard D Sandberg

Journal article  |  2020  |  Journal of Sound and Vibration

A compressible direct numerical simulation of the flow and near-field acoustics over a Controlled-Diffusion aerofoil at 8◦ geometr..

Implementation of a stable high-order overset grid method for high-fidelity simulations

M Deuse, RD Sandberg

Journal article  |  2020  |  Computers & Fluids

The implementation of an overset grid method into a compressible in-house computational fluid dynamics solver is described. The fr..

Computational study of the effect of structural compliance on the noise radiated from an elastic trailing-edge

M Nardini, RD Sandberg, SC Schlanderer

Journal article  |  2020  |  Journal of Sound and Vibration

The effect of the structural compliance of an elastic trailing-edge (TE) on its aeroacoustic response is investigated by means of ..

Application of a POD-Galerkin based method to time resolved and time unresolved data for the determination of the Convective Velocity of Large-Scale Coherent Structures in High Speed Flows

T Sikroria, J Soria, R Sandberg, A Ooi

Journal article  |  2020  |  International Journal of Heat and Fluid Flow

Motivated by the aero-acoustic feedback loop phenomenon in high speed free jets and impinging jets, a thorough examination of a PO..

Simulations of compressibility effects in centrifugal buoyancy-induced flow in a closed rotating cavity

D Saini, RD Sandberg

Journal article  |  2020  |  International Journal of Heat and Fluid Flow

In this study, we investigate centrifugal buoyancy-induced flow by conducting numerical experiments for Rayleigh numbers in the ra..

Trailing-edge broadband noise prediction of an airfoil with boundary-layer tripping

J Winkler, H Wu, S Moreau, T Carolus, RD Sandberg

Journal article  |  2020  |  Journal of Sound and Vibration

Hybrid methods for trailing edge noise prediction are applied to a NACA 6512-63 airfoil at zero angle of attack embedded in the ac..

LARGE EDDY SIMULATIONS OF HIGH ROSSBY NUMBER FLOW IN THE HIGH PRESSURE COMPRESSOR INTER-DISK CAVITY

Deepak Saini, Richard Sandberg

Conference Proceedings  |  2020  |  Proceedings of ASME Turbo Expo 2020 Turbomachinery Technical Conference and Exposition GT2020

The focus of the present study is to understand the effect of Rayleigh number on a high Rossby number flow in a high pres- sure co..

Feedback control of vortex shedding using a resolvent-based modelling approach

Bo Jin, Simon J Illingworth, Richard D Sandberg

Journal article  |  2020  |  Journal of Fluid Mechanics

An investigation of optimal feedback controllers’ performance and robustness is carried out for vortex shedding behind a two-dimen..

Using a New Entropy Loss Analysis to Assess the Accuracy of RANS Predictions of an High-Pressure Turbine Vane

Yaomin Zhao, Richard D Sandberg

Journal article  |  2020  |  Journal of Turbomachinery

Entropy loss is widely used to quantify the efficiency of components in turbomachines, and empirical relations have been developed..