[HTML][HTML] Recent advances in understanding the flow over bluff bodies with different geometries at moderate Reynolds numbers

MR Lekkala, M Latheef, JH Jung, A Coraddu, H Zhu… - Ocean …, 2022 - Elsevier
The application of unsteady incompressible flow phenomenon over the bluff bodies has
received the attention of many researchers due to the rich and complex physics …

The locomotion of extinct secondarily aquatic tetrapods

S Gutarra, IA Rahman - Biological Reviews, 2022 - Wiley Online Library
The colonisation of freshwater and marine ecosystems by land vertebrates has repeatedly
occurred in amphibians, reptiles, birds and mammals over the course of 300 million years …

Performance variations of leading-edge tubercles for distinct airfoil profiles

KL Hansen, RM Kelso, BB Dally - AIAA journal, 2011 - arc.aiaa.org
TUBERCLES are leading-edge rounded protuberances that alter the flowfield around an
airfoil. It has been suggested that tubercles on the humpback whale (Megaptera …

The tubercles on humpback whales' flippers: application of bio-inspired technology

FE Fish, PW Weber, MM Murray, LE Howle - 2011 - academic.oup.com
The humpback whale (Megaptera novaeangliae) is exceptional among the large baleen
whales in its ability to undertake aquabatic maneuvers to catch prey. Humpback whales …

LES study of unsteady cavitation characteristics of a 3-D hydrofoil with wavy leading edge

MR Pendar, E Esmaeilifar, E Roohi - International Journal of Multiphase …, 2020 - Elsevier
The present study seeks to conduct numerical investigations of the cavitating flow
characteristics around a sinusoidal wavy leading edge (WLE) 3-D hydrofoil underlying a …

Flow over a wing with leading-edge undulations

A Skillen, A Revell, A Pinelli, U Piomelli, J Favier - Aiaa Journal, 2015 - arc.aiaa.org
The stall-delaying properties of the humpback whale flipper have been observed and
quantified in recent years, through both experimental and numerical studies. In the present …

An experimental study on flow separation control of hydrofoils with leading-edge tubercles at low Reynolds number

Z Wei, TH New, YD Cui - Ocean Engineering, 2015 - Elsevier
Hydrodynamic characteristics of hydrofoils with leading-edge tubercles were experimentally
investigated in a water tunnel at a Reynolds number of Re= 1.4× 10 4. Particle image …

The formation mechanism and impact of streamwise vortices on NACA 0021 airfoil's performance with undulating leading edge modification

N Rostamzadeh, KL Hansen, RM Kelso, BB Dally - Physics of Fluids, 2014 - pubs.aip.org
Wings with tubercles have been shown to display advantageous loading behavior at high
attack angles compared to their unmodified counterparts. In an earlier study by the authors, it …

Evolution of the streamwise vortices generated between leading edge tubercles

KL Hansen, N Rostamzadeh, RM Kelso… - Journal of Fluid …, 2016 - cambridge.org
Sinusoidal modifications to the leading edge of a foil, or tubercles, have been shown to
improve aerodynamic performance under certain flow conditions. One of the mechanisms of …

Enhancing vertical axis wind turbine efficiency through leading edge tubercles: A multifaceted analysis

M Ahmad, MH Zafar - Ocean Engineering, 2023 - Elsevier
This research paper aims to investigate the impact of leading edge tubercles (LET) on the
performance of hybrid vertical axis wind turbine (VAWT). The study involves both …