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Space-time characterization of ship airwakes
N Zhu, Z Zhang, E Gnanamanickam… - AIAA Journal, 2023 - arc.aiaa.org
The turbulent airwakes produced by a generic navy frigate (Simple Frigate Ship 2) was
investigated in a low-speed wind tunnel. The frigate model was subjected to a headwind …
investigated in a low-speed wind tunnel. The frigate model was subjected to a headwind …
Influence of inflow conditions on simplified heavy vehicle wake
S Han, F Wang, J Zhang - Physics of Fluids, 2024 - pubs.aip.org
In the current study, the impact of various inflow conditions, including turbulent wind profiles
and turbulent intensity, on the wake flow topology of a simplified ground transportation …
and turbulent intensity, on the wake flow topology of a simplified ground transportation …
Dynamics of large-scale flow structures within ship airwakes
N Zhu, Z Zhang, E Gnanamanickam… - AIAA Scitech 2022 …, 2022 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2022-2532. vid The three-dimensional,
unsteady, and turbulent airwake produced by a scaled model of a generic Navy ship (Simple …
unsteady, and turbulent airwake produced by a scaled model of a generic Navy ship (Simple …
Estimation of 3D ship airwakes using dual-plane PIV
N Zhu, Z Zhang, EP Gnanamanickam… - Experiments in Fluids, 2024 - Springer
A high-speed, dual-plane, stereoscopic particle image velocimetry technique was
complemented by a flow estimation method to construct three-dimensional Simple Frigate …
complemented by a flow estimation method to construct three-dimensional Simple Frigate …
Assessment of URANS, SAS, and IDDES on the bi-stable wake flow of a generic ship
The present study aims to assess the prediction ability of URANS (unsteady Reynolds-
averaged Navier-Stokes), SAS (scale-adaptive simulation), and IDDES (improved delayed …
averaged Navier-Stokes), SAS (scale-adaptive simulation), and IDDES (improved delayed …
[HTML][HTML] Large eddy simulation of ship airflow control with steady Coanda effect
This paper numerically studies the steady Coanda effect for drag reduction and airwake
manipulations on the Chalmers ship model (CSM) using large eddy simulation with wall …
manipulations on the Chalmers ship model (CSM) using large eddy simulation with wall …
[HTML][HTML] Drag reduction of ship airflow using steady Coanda effect
This paper studies the steady Coanda effect for reducing the aerodynamic drag of the
Chalmers ship model (CSM) using Large Eddy Simulation (LES) with Wall-Adapting Local …
Chalmers ship model (CSM) using Large Eddy Simulation (LES) with Wall-Adapting Local …
An investigation on the switching of asymmetric wake flow and the bi-stable flow states of a simplified heavy vehicle
J Zhang, F Wang, S Han, T Huang, G Gao… - … of Computational Fluid …, 2022 - Taylor & Francis
This study investigates the effect of aspect ratios (Ra*) on the wake bi-stability behind the
GTS model using improved delayed-detached eddy simulation (IDDES) at a Reynolds …
GTS model using improved delayed-detached eddy simulation (IDDES) at a Reynolds …
Simulation of SFS2 using embedded LES: part-II understanding the asymmetry in bistable airwake at zero yaw
SQ Zaheer, PJ Disimile - Ocean Engineering, 2023 - Elsevier
The turbulent flow field of simplified frigate model SFS2 is numerically studied using an
embedded Large Eddy Simulation (ELES) turbulence model in Ansys Fluent® 19.0 …
embedded Large Eddy Simulation (ELES) turbulence model in Ansys Fluent® 19.0 …
An investigation on the wake flow of a generic ship using IDDES: The effect of computational parameters
J Zhang, F Gidado, A Adamu, Z Guo, G Gao - Ocean Engineering, 2023 - Elsevier
The study of the ship airwake is critical as it explores the effect of unsteady wake flow on
helicopter operations. This paper studied the near-wake flow topology of a generic ship at …
helicopter operations. This paper studied the near-wake flow topology of a generic ship at …