Results 31 to 40 of about 687 (167)

Preparation of experimental and numerical research on unsteady cavitating flow around hydrofoil

open access: yesEPJ Web of Conferences, 2015
This paper describes the preparation of the experimental setup and the results of the CFD analysis for the investigation of the unsteady cavitating flow around a prismatic NACA 2412 hydrofoil at different flow conditions.
Komárek Martin   +5 more
doaj   +1 more source

Analysis on effect of shaft strut hydrofoil on anti-cavitation performance for surface ship

open access: yesZhongguo Jianchuan Yanjiu, 2019
[Objectives] In order to improve the anti-cavitation performance of shaft strut on a surface ship,[Methods] we study the front strut, compare the pressure distribution and anti-cavitation performance of the improved hydrofoil with those of the original ...
ZHANG Kai   +3 more
doaj   +1 more source

Numerical study on the steady suction active flow control of hydrofoil in the profile of the blended-wing-body underwater glider

open access: yesXibei Gongye Daxue Xuebao, 2021
The hydrodynamic performance of the blended-wing-body underwater glider can be improved by opening a hole on the surface and applying the steady suction active flow control. In order to explore the influence law and mechanism of the steady suction active

doaj   +1 more source

Fiber‐Modified Open‐Graded Friction Courses: Unveiling Enhanced Workability and Durability in Pavements

open access: yesEngineering Reports, Volume 8, Issue 1, January 2026.
Open‐Graded Friction Course (OGFC) mixtures for flexible pavements. ABSTRACT Open‐Graded Friction Course (OGFC) mixtures in flexible pavements are known for their efficient drainage characteristics, but concerns exist regarding their structural weaknesses and short lifespans. This study investigates methods to improve the mechanical performance of OGFC
Muttana S. Balreddy   +3 more
wiley   +1 more source

Frictional Performance of Concrete Pavement Under Combined Water Accumulation and Cyclic Loading

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
To explore the evolution mechanism of friction performance in concrete pavement under the coupled effects of water accumulation and cyclic loading, a self‐developed submerged friction testing system is designed for systematically analyzing the influence mechanism of water temperature, cyclic loading, and interface characteristics through an integrated ...
Anhua Xu   +3 more
wiley   +1 more source

Study of the LQRY-SMC Control Method for the Longitudinal Motion of Fully Submerged Hydrofoil Crafts

open access: yesJournal of Marine Science and Engineering, 2022
The control system is one of the important components of the hydrofoil craft. By adjusting the navigation attitude of the craft, the hydrofoil craft can navigate stably and safely in the turbulent environment.
Hongdan Liu, Yunxing Fu, Bing Li
doaj   +1 more source

AI‐Based Autonomous Sailboat Navigation: A Review

open access: yesJournal of Field Robotics, Volume 42, Issue 8, Page 4157-4180, December 2025.
ABSTRACT This review explores the recent advancements in AI‐driven autonomous sailboat navigation, underscoring its pivotal role in ocean monitoring and real‐time maritime data collection. Drawing on an extensive range of primary and secondary sources, the study critically evaluates current challenges, innovative control algorithms, and path planning ...
Vishali Mankina   +6 more
wiley   +1 more source

Numerical and experimental study of hydrofoil-flap arrangements for hydrokinetic turbine applications

open access: yesJournal of King Saud University: Engineering Sciences, 2023
In this work, the efficiency of two horizontal-axis hydrokinetic turbines, whose blades were designed with and without multi-element hydrofoil cross-sections, has been numerical and experimentally investigated for tip speed ratio (λ) values ranging ...
Jonathan Aguilar   +5 more
doaj   +1 more source

Constrained variation in the internal architecture of avian wing bones

open access: yesFunctional Ecology, Volume 39, Issue 12, Page 3611-3627, December 2025.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Extant birds exhibit remarkable ecological disparity accompanied by widespread skeletal convergence driven by functional adaptation. Investigations of morphofunctional associations with ecological factors have frequently focused on the external morphology of avian wing ...
Fabio Alfieri   +4 more
wiley   +1 more source

Hydrodynamic Performance of the 3D Hydrofoil at the Coupled Oscillating Heave and Pitch Motions

open access: yesJournal of Mechanical Engineering, 2021
The purpose of this paper is to study on the power extraction of the hydrofoil by performance of the coupled oscillating heave and pitch motions. The numerical analysis is conducted by using the Reynolds Average Navier-Stokes (RANS) equations and the ...
Abbasi A.R., Ghassemi H., He G.
doaj   +1 more source

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