Results 31 to 40 of about 1,827 (197)

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

Ocean energy:the wave of the future [PDF]

, 2008
The power point presentation discussed the developing technology of ocean energy with design convergence on tidal but not on wave. Today's technologies will help solve the immediate needs, but we need to work hard nurturing tomorrow's low carbon ...
Aggidis, George A.
core   +1 more source

Observations of Oscillating Cavitation on a Flat Plate Hydrofoil.

JSME International Journal Series B, 1999
An experimental investigation was made to clarify the characteristics of oscillating cavitation on a flat plate hydrofoil in a water tunnel. Dynamic the behavior of oscillating cavitation is discussed from the unsteady pressure measurements at the upstream of the blade and the visual observations of cavitation phenomena using high-speed video ...
Kotaro SATO, Masayuki TANADA, Sachie MONDEN, Yoshinobu TSUJIMOTO   +3 more
openaire   +3 more sources

Numerical Computation of Shock Waves in a Spherical Cloud of Cavitation Bubbles [PDF]

, 1999
The nonlinear dynamics of a spherical cloud of cavitation bubbles have been simulated numerically in order to learn more about the physical phenomena occurring in cloud cavitation.
Brennen, Christopher E., Wang, Yi-Chun
core   +1 more source

Hydrodynamic and energy extraction properties of oscillating hydrofoil with double Fowler flaps

Frontiers in Marine Science
In order to improve the energy extraction capability of oscillating hydrofoils, a dual Fowler flap structure is adopted as a device to increase lift.
Guang Sun, Qiang Zhang, Hongyuan Sun, Mingshan Chi, Gang Liu   +4 more
doaj   +1 more source

Unsteady Propulsion by an Intermittent Swimming Gait

, 2017
Inviscid computational results are presented on a self-propelled swimmer modeled as a virtual body combined with a two-dimensional hydrofoil pitching intermittently about its leading edge.
Akoz, Emre, Moored, Keith W.
core   +1 more source

Current tidal power technologies and their suitability for applications in coastal and marine areas [PDF]

, 2016
A considerable body of research is currently being performed to quantify available tidal energy resources and to develop efficient devices with which to harness them.
A Betz, AN Gorban, AS Bahaj, AS Bahaj, AS Bahaj, B Polagye, B Yang, BG Newman, BG Newman, BK Kirke, BK Kirke, C Frid, C Garrett, C Garrett, CA Douglas, CH Lebarbier, DL Gaden, DP Coiro, E Denny, E Hau, FO Rourke, FW Lanchester, G Kim, H Lamb, I Fairley, I Fairley, IG Bryden, IG Bryden, IM Alegría de, J Xia, J Xia, J Xia, J Zhou, JI Whelan, JM Walker, JP Frau, JQ Xia, JR Baker, LE Myers, LS Blunden, M Kadiri, M Premalatha, M Shiono, MA Shields, PL Fraenkel, PL Fraenkel, R Ahmadian, R Ahmadian, R Ahmadian, R Ahmadian, R Howell, R Kirby, R McAdam, R Vennell, RH Charlier, S Eriksson, SC Roh, SP Neill, T Kinsey, WMJ Batten, Y Kyozuka, YH Bae   +61 more
core   +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

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

Pressure Pulses Generated by Cloud Cavitation [PDF]

, 1996
This paper describes an experimental investigation of the large unsteady and impulsive pressures which are experienced on the suction surface of both an oscillating and static hydrofoil as a result of cloud cavitation. The present experiments used piezo-
Brennen, C. E., Reisman, G. E.
core