17 citations · 42 across the 15 of their papers we have counts for
15 papers
Assessment of jet inflow conditions on the development of supersonic jet flows
Diego F. Abreu, Joao Luiz F. Azevedo, Carlos Junqueira-Junior
In the present work, large-eddy simulations of free supersonic jet flows are performed to investigate the influence of inflow conditions on the jet flow field and its turbulent pro…
Characterization of boundary layers on isothermal and adiabatic curved surfaces of a supersonic turbine cascade
Gabriel Y. R. Hamada, Hugo F. S. Lui, William R. Wolf +1
The effects of adiabatic and isothermal boundary conditions are investigated on the shock-boundary layer interactions (SBLIs) in a supersonic turbine cascade. Special attention is…
A Comparison of LES Inlet Boundary Conditions for Supersonic Jet Flows
Diego F. Abreu, Carlos Junqueira-Junior, Eron T. V. Dauricio +1
The present work evaluates the effects of three inflow boundary conditions on large-eddy simulations of supersonic jet flows. The three inlet flow configurations considered are an…
A Comparison of Low and high-Order Methods for the Simulation of Supersonic Jet Flows
D. F. Abreu, C. Junqueira-Junior, E. T. V. Dauricio +1
The present work compares results for different numerical methods in search of alternatives to improve the quality of large-eddy simulations for the problem of supersonic turbulent…
Characterization of supersonic boundary layers of adiabatic and isothermal curved surfaces with shock interactions
Gabriel Y. R. Hamada, William R. Wolf, Hugo F. S. Lui +1
Boundary layers of adiabatic and isothermal curved walls are investigated for a supersonic turbine cascade, including the effects of shock-boundary layer interactions (SBLIs). Wall…
Accuracy Assessment of Discontinuous Galerkin Spectral Element Method in Simulating Supersonic Free Jets
Diego F. Abreu, João Luiz F. Azevedo, Carlos Junqueira-Junior
The study performs large-eddy simulations of supersonic free jet flows using the Discontinuous Galerkin Spectral Element Method (DGSEM). The main objective of the present work is t…
Dynamic Mode Decomposition of High Reynolds Number Supersonic Jet Flows
Sami Yamouni, Carlos Junqueira-Junior, Joao Luiz F. Azevedo +1
Current design constraints have encouraged the studies of aeroacoustic fields around compressible jet flows. The present work addresses the numerical study of unsteady turbulent je…
Large eddy simulations of turbulent compressible supersonic jet flows using discontinous Galerkin methods
D. F. Abreu, C. Junqueira-Junior, E. T. V. Dauricio +1
In this work, a discontinuous Galerkin scheme is employed to perform LES simulations of supersonic jet flows. A total of four simulations are performed with different meshes and or…
Computational Performance of a LES Solver for Supersonic Jet Flow Applications
Carlos Junqueira-Junior, Joao Luiz F. Azevedo, Sami Yamouni +1
An in-house large eddy simulation tool is developed in order to reproduce high fidelity results of compressible jet flows. The large eddy simulation formulation is written using th…
Influence of Different Subgrid Scale Models in LES of Supersonic Jet Flows
Carlos Junqueira-Junior, Sami Yamouni, Joao Luiz F. Azevedo +1
Current design constraints have encouraged the studies of aeroacoustics fields around compressible jet flows. The present work addresses the numerical study of subgrid scale modeli…
Large Eddy Simulations of Supersonic Jet Flows for Aeroacoustic Applications
Carlos Junqueira-Junior, Sami Yamouni, Joao Luiz F. Azevedo +1
Current design constraints have encouraged the studies of aeroacoustics fields around compressible jet flows. The present work addresses the numerical study of unsteady turbulent j…
Influence of different subgrid-scale models in low-order LES of supersonic jet flows
Carlos Junqueira-Junior, Sami Yamouni, João Luiz F. Azevedo +1
The present work is concerned with a study of large eddy simulations (LES) of unsteady turbulent jet flows. In particular, the present analysis is focused on the effects of the sub…
Numerical investigation of three-dimensional partial cavitation in a Venturi geometry
Camille Gouin, Carlos Junqueira-Junior, Eric Goncalves da Silva +1
Sheet cavitation appears in many hydraulic applicationss and can lead to technical issues. Some fundamental outcomes such as the complex topology of 3-Dimensional cavitation pocket…
Strong Scaling of Numerical Solver for Supersonic Jet Flow Configuration
Carlos Junqueira-Junior, João Luiz F. Azevedo, Jairo Panetta +2
Acoustics loads are rocket design constraints which push researches and engineers to invest efforts in the aeroacoustics phenomena which is present on launch vehicles. Therefore, a…
On the scalability of CFD tool for supersonic jet flow configurations
Carlos Junqueira-Junior, João Luiz F. Azevedo, Jairo Panetta +2
New regulations are imposing noise emissions limitations for the aviation industry which are pushing researchers and engineers to invest efforts in studying the aeroacoustics pheno…