Fish-inspired oscillating and/or undulating hydrofoil in a free stream flow: a review on thrust generation mechanisms
A review of recent literature on thrust generation mechanisms by a hydrofoil, bioinspired
from fish locomotion is presented. The present work considers fish-inspired periodic …
from fish locomotion is presented. The present work considers fish-inspired periodic …
Effects of Reynolds number and average angle of attack on the laminar scaling of oscillating foils
The variation in thrust generation with respect to Reynolds number was numerically
evaluated for an oscillating foil with combined pitching and heaving motion at a range of …
evaluated for an oscillating foil with combined pitching and heaving motion at a range of …
Hydrodynamics and propulsion of a hydrofoil undergoing leading-edge pitching and traveling wave-based surface undulation
We numerically study the fluid–structure interaction of a free-stream flow across a hydrofoil
pitching at its leading edge with superimposed traveling wave-based surface undulations …
pitching at its leading edge with superimposed traveling wave-based surface undulations …
[HTML][HTML] Numerical validation of simple non-stationary models for self-propelled pitching foils
High-resolution numerical simulations of the self propelled locomotion of two-dimensional
pitching foils are used to assess simplified models based on linear potential theory for the …
pitching foils are used to assess simplified models based on linear potential theory for the …
[HTML][HTML] Efficient self-propelled locomotion by an elastically supported rigid foil actuated by a torque
PE López-Tello, R Fernandez-Feria… - Applied Mathematical …, 2023 - Elsevier
A new theoretical model is presented for an aquatic vehicle self-propelled by a rigid foil
undergoing pitching oscillations generated by a torque of small amplitude applied at an …
undergoing pitching oscillations generated by a torque of small amplitude applied at an …
Reynolds and Mach Number Effects on Propulsive Performance for a Pitching Airfoil
D Ma, G Li, J Liu, F Wang - AIAA Journal, 2024 - arc.aiaa.org
In this work, numerical simulations are conducted to investigate the effects of Reynolds (Re)
and Mach (M a) numbers on thrust characteristics for a pitching airfoil. The results show that …
and Mach (M a) numbers on thrust characteristics for a pitching airfoil. The results show that …
Long-distance sinusoidal actuation in self-propelling apparatus: a novel spiral spring-based crank rocker mechanism
R Joshi, J Arakeri - Sādhanā, 2024 - Springer
Self-propelled oscillating foils provide an effective model system to explore the intricacies of
oscillatory and undulatory bio-locomotion, particularly the coupled thrust and drag …
oscillatory and undulatory bio-locomotion, particularly the coupled thrust and drag …
Universal scaling laws for propulsive performance of thrust producing foils undergoing continuous or intermittent pitching
High efficiency thrust generating foils are extensively being researched for potential use as
thrusters in micro air vehicles and biomimetic autonomous underwater vehicles. Here, we …
thrusters in micro air vehicles and biomimetic autonomous underwater vehicles. Here, we …