Fluid dynamics of axial turbomachinery: Blade-and stage-level simulations and models

RD Sandberg, V Michelassi - Annual Review of Fluid Mechanics, 2022 - annualreviews.org
The current generation of axial turbomachines is the culmination of decades of experience,
and detailed understanding of the underlying flow physics has been a key factor for …

The current state of high-fidelity simulations for main gas path turbomachinery components and their industrial impact

RD Sandberg, V Michelassi - Flow, Turbulence and Combustion, 2019 - Springer
Over the past two decades high-fidelity simulations have become feasible for most main gas
path turbomachinery components. This paper introduces the key challenges of simulating …

Synthetic generation of equilibrium boundary layer turbulence from modeled statistics

MC Adler, DR Gonzalez, CM Stack, DV Gaitonde - Computers & Fluids, 2018 - Elsevier
An improved synthetic digital filtering method (SDFM) for the generation of equilibrium
turbulence is described, with emphasis on the ease of application to complex configurations …

Towards the large-eddy simulation of a full engine: Integration of a 360 azimuthal degrees fan, compressor and combustion chamber. Part I: Methodology and …

CP Arroyo, J Dombard, F Duchaine, L Gicquel… - Journal of the Global …, 2021 - hal.science
Optimising the design of aviation propulsion systems using computational fluid dynamics is
essential to increase their efficiency and reduce pollutant as well as noise emissions …

A characteristic inlet boundary condition for compressible, turbulent, multispecies turbomachinery flows

N Odier, M Sanjosé, L Gicquel, T Poinsot, S Moreau… - Computers & …, 2019 - Elsevier
A methodology to implement non-reflecting boundary conditions for turbomachinery
applications, based on characteristic analysis is described in this paper. For these …

Multi-fidelity graph neural network for flow field data fusion of turbomachinery

J Li, Y Li, T Liu, D Zhang, Y Xie - Energy, 2023 - Elsevier
Efficient and accurate prediction of the flow field in turbomachinery is vital for tasks such as
optimization and off-design modeling. Deep learning methods offer inspiring tools for flow …

The effect of mismatching between combustor and HP vanes on the aerodynamics and heat load in a 1-1/2 stages turbine

Y Li, X Su, X Yuan - Aerospace Science and Technology, 2019 - Elsevier
In modern aero-engine and gas turbine, the hot streak and residual swirl caused by the
combustor have strong impact on both aero and thermal performances of the high …

Unsteady phenomena at the combustor-turbine interface

F Shaikh, B Rosic - Journal of the Global Power and Propulsion …, 2021 - journal.gpps.global
The combustor-turbine interface in a gas turbine is characterised by complex, highly
unsteady flows. In a combined experimental and large eddy simulation (LES) study …

Study of Combustor–Turbine Interactions by Performing Coupled and Decoupled Hybrid RANS-LES Simulations under Representative Engine-like Conditions

SG Tomasello, R Meloni, L Andrei, A Andreini - Energies, 2023 - mdpi.com
Combustion–turbine interaction phenomena are attracting ever-growing interest in recent
years. As a matter of fact, the strong unsteady and three-dimensional flow field that …

Generation of realistic boundary conditions at the combustion chamber/turbine interface using large-eddy simulation

B Martin, F Duchaine, L Gicquel, N Odier - Energies, 2021 - mdpi.com
Numerical simulation of multiple components in turbomachinery applications is very CPU-
demanding but remains necessary in the majority of cases to capture the proper coupling …