Investigation of drag reduction mechanism for blunt bodies with plasma spikes
W Zhang, B Ding, Z Shi, Y Shu, F Sun - Physics of Fluids, 2023 - pubs.aip.org
The two main problems in hypersonic vehicles are wave drag and aerodynamic heating.
This work proposes a novel method for drag reduction by combining spikes with the plasma …
This work proposes a novel method for drag reduction by combining spikes with the plasma …
Experimental study on the effect of adaptive flaps on the aerodynamics of an Ahmed body
JM Camacho-Sánchez, M Lorite-Díez… - Physical Review …, 2023 - APS
We perform an experimental study on the turbulent flow around a square-back Ahmed body
of height, h, at varying R e= u∞ h/ν∈[0.5, 1]× 10 5, where u∞ is the free-stream velocity and …
of height, h, at varying R e= u∞ h/ν∈[0.5, 1]× 10 5, where u∞ is the free-stream velocity and …
Experimental study on the wake control of a square cylinder mounted with dual rigid/flexible splitter plates in the subcritical regime
The wake control of a bluff body is vital to the safety of structures in the field of coastal and
ocean engineering. The quantitative statistics wake control and flow field in the subcritical …
ocean engineering. The quantitative statistics wake control and flow field in the subcritical …
[HTML][HTML] Drag reduction on a blunt body by self-adaption of rear flexibly hinged flaps
C García-Baena, JM Camacho-Sánchez… - Journal of Fluids and …, 2023 - Elsevier
We study the aerodynamics of a blunt-based body with rear flexibly-hinged rigid flaps,
subject to a turbulent flow of Reynolds number R e= 12000, under aligned and cross flow …
subject to a turbulent flow of Reynolds number R e= 12000, under aligned and cross flow …
A study on the wake structure of an ascending submersible with silk flexible appendages using continuous wavelet transform and dynamic mode decomposition
F Yan, G Zhang, A Rinoshika, B Song… - Experimental Thermal and …, 2025 - Elsevier
This study proposed a new method for installing silk flexible appendages on the surface of
the submersible to modify the wake structure of ascending submersibles, and explored a …
the submersible to modify the wake structure of ascending submersibles, and explored a …
A wind tunnel experimental investigation for the flow normal to a flat plate attached with a closed membrane coating
Y Zhao, H Zhang, S Sun, T Peng, G Chen… - European Journal of …, 2025 - Elsevier
Wind tunnel experiments were conducted to study the flow normal to a flat plate attached
with a closed flexible membrane. Two control parameters, the membrane width and the wind …
with a closed flexible membrane. Two control parameters, the membrane width and the wind …
[HTML][HTML] Experimental investigation of rear flexible flaps interacting with the wake dynamics behind a squareback Ahmed body
JC Muñoz-Hervás, M Lorite-Díez… - Journal of Fluids and …, 2024 - Elsevier
We have conducted an experimental study on the use of rear flexible vertical flaps as
adaptive solutions to reduce the drag of a squareback Ahmed body, and on the fluid …
adaptive solutions to reduce the drag of a squareback Ahmed body, and on the fluid …
D-shaped body wake control through flexible filaments
JC Muñoz-Hervás, B Semin, M Lorite-Díez… - arXiv preprint arXiv …, 2024 - arxiv.org
In this study, we investigate the flow around a canonical blunt body, specifically a D-shaped
body of width $ D $, in a closed water channel. Our goal is to explore near-wake flow …
body of width $ D $, in a closed water channel. Our goal is to explore near-wake flow …
[PDF][PDF] Effect of a bioinspired upstream extended surface profile on flow characteristics and a drag coefficient of a circular cylinder
SA Bhuiyan, I Hossain… - Metascience in …, 2024 - aimspress.com
In the current work, the passive drag reduction of a circular cylinder for the subcritical
Reynolds number range of 5.67× 104 to 1.79× 105 was computationally and experimentally …
Reynolds number range of 5.67× 104 to 1.79× 105 was computationally and experimentally …
[PDF][PDF] Reducing the Drag of a Bluff Body by Deep Reinforcement Learning
E Ballini, AS Chiappa, S Micheletti - arXiv preprint arXiv:2305.03647, 2023 - mate.polimi.it
We present a deep reinforcement learning approach to a classical problem in fluid
dynamics, ie, the reduction of the drag of a bluff body. We cast the problem as a discrete …
dynamics, ie, the reduction of the drag of a bluff body. We cast the problem as a discrete …