Results 41 to 50 of about 79,399 (174)

Fluid-structure coupling for a non-sinusoidal forced oscillating hydrofoil based on an immersed boundary method [PDF]

, 2017
Fluid-structure investigations in hydraulic machines using coupled simulations based on dynamical re-mesh are particularly time-consuming. This paper presents an implementation of an immersed boundary (IB) method for dynamical boundary flowing problem in
Wang, W, Tian, F ; https://orcid.org/, Yan, Y   +2 more
core   +1 more source

Formation Control With Obstacle Avoidance of Underwater Swarms Based on Relative Visual Feedback

Journal of Field Robotics, EarlyView.
ABSTRACT Underwater multi‐robot and swarm systems require advanced methodologies for controlling collective behavior. Conventional single‐robot techniques, such as tethering, sonar imaging, and acoustic localization, are not scalable or effective for swarm applications.
Andrea Infanti, Saverio Iacoponi, Saif Alameri, Mohamed El Hanbaly, Mohammed Tarnini, Cesare Stefanini, Giulia De Masi, Federico Renda   +7 more
wiley   +1 more source

Influence of variation in dynamic parameters of the flexible hydrofoil on energy harvesting performance

Applied Ocean Research
The flexible hydrofoil represents a promising tidal energy harvesting device, known for its environmentally friendly attributes. Understanding the intricacies of its energy harvesting mechanism and analyzing the impacts of key parameters are essential ...
Yuzhi Yao, Chaoyong Zong, Jiaming Jia, Jianan Xu   +3 more
doaj   +1 more source

A Model for Performance Estimation of Flapping Foil Operating as Biomimetic Stream Energy Device

Journal of Marine Science and Engineering, 2020
During the recent period intensive research has focused on the advancement of engineering and technology aspects concerning the development and optimization of wave and current energy converters driven by the need to increase the percentage of marine ...
Iro E. Malefaki, Kostas A. Belibassakis
doaj   +1 more source

Skeletons of swiftly swimming sharks: Three‐dimensional analysis of lamniform vertebral morphology and mineral architecture

Journal of Anatomy, EarlyView.
We examined morphology, 3D arrangement, and mineral amount in cartilaginous vertebrae from four lamniform shark families (Alopiidae, Carchariidae, Cetorhinidae, and Lamnidae). We identified family‐specific mineralization trends, and regional patterning of structures along the column.
Jamie L. Knaub, Madisan Biordi, Emma Pawlik, Michelle Passerotti, Lisa J. Natanson, Tricia Meredith, Marianne Porter   +6 more
wiley   +1 more source

From Ship to Shore: A Review of Vessel‐To‐Grid Bidirectional Charging for Sustainable Maritime Transport

EcoEnergy, Volume 4, Issue 4, August 2026.
As maritime transport electrifies, bidirectional charging (V2G) offers a dual‐purpose solution for energy resilience and economic viability. This work identifies key technological advancements and lifecycle challenges utilizing practical case studies to demonstrate how V2G systems can drive decarbonization and grid stability in the marine sector ...
Jonathan Bloor, Tamer Kamel, Sarah Fear, Lee J. Durndell   +3 more
wiley   +1 more source

Control of Oscillating Foil for Propulsion of Biorobotic Autonomous Underwater Vehicle (AUV)

Applied Bionics and Biomechanics, 2005
The paper treats the question of control of a laterally and rotationally oscillating hydrofoil for the propulsion of biologically inspired robotic (biorobotic) autonomous underwater vehicles (BAUVs).
S. N. Singh, S. Mani
doaj   +1 more source

Multimodal Locomotion of Soft Robots

Advanced Intelligent Systems, Volume 8, Issue 2, February 2026.
This review comprehensively surveys recent advances in multimodal locomotion within soft robotics. Typical locomotion modes are summarized and categorized. Furthermore, the underlying mechanisms enabling multimodal locomotion are discussed and classified into three primary categories: active control‐based, reconfiguration‐based, and environment ...
Zihao Yuan, Huangwei Ji, Kai Huang, Feifei Chen, Guoying Gu   +4 more
wiley   +1 more source

Creation of a Fish-Friendly Aquatic Hydropower Device Using an Oscillating Hydrofoil

, 2021
The harnessing of hydropower for use as a clean, marine life compatible energy source has been a struggle with conventional hydropower devices. The goal of our project was to design, develop, and test an alternative system to conventional hydro dams and ...
Niedzwiecki, Victoria, Hughes, Garrett B., Smith, Patricia S., Chernjavsky, Patrick   +3 more
core   +2 more sources

Experimental Investigation of a Fully‐Passive Bidirectional Hydrokinetic Turbine With Elliptical Foils in Tandem for Tidal Stream Power Generation

International Journal of Energy Research, Volume 2026, Issue 1, 2026.
A dual bidirectional flapping‐foil hydrokinetic turbine (DBFHT) capable of fully passive bidirectional operation was proposed and experimentally evaluated in a large circulating water channel at the Korea Institute of Ocean Science and Technology (KIOST).
Dong-Geon Kim, In Sung Jang, Seong Min Moon, Chang Hyeon Seo, Sejin Jung, Heungchan Kim, Jihoon Kim, Jin Hwan Ko, Cheng Du   +8 more
wiley   +1 more source