Results 21 to 30 of about 5,137,558 (305)

HYDRODYNAMIC LOADS ON AN OFFSHORE WIND TURBINE IN THE ENVIRONMENTAL CONDITIONS OF THE BLACK SEA [PDF]

open access: yesRomanian Journal of Petroleum & Gas Technology, 2023
In the current context of promoting the large-scale use of renewable energy, the installation of wind turbines in the offshore and onshore environments is opportune.
Mariea Marcu
doaj   +1 more source

Analytical calculation of cnoidal wave diffracted force on a V-shaped breakwater

open access: yesShuili Shuiyun Gongcheng Xuebao, 2020
With the use of cnoidal wave theory, the theoretical solutions to shallow water wave diffraction by a V-shaped breakwater are derived, so the existing Airy small amplitude wave theory is effectively extended.
CAI Hantao, HUANG Hua, SU Wei
doaj   +1 more source

Vibration Reduction Strategy for Offshore Wind Turbines

open access: yesApplied Sciences, 2020
The operational environment of offshore wind turbines is much more complex than that of onshore wind turbines. Facing the persistent wind and wave forces, offshore wind turbines are prone to vibration problems, which are not conducive to their long-term ...
Haoming Liu   +5 more
doaj   +1 more source

Wave Force Prediction Effect on the Energy Absorption of a Wave Energy Converter With Real-Time Control

open access: yesIEEE Transactions on Sustainable Energy, 2019
Real-time control has been widely adopted to enlarge the energy extraction of a wave energy converter (WEC). In order to implement a real-time control, it is necessary to predict the wave excitation forces in the close future.
Liang Li   +3 more
semanticscholar   +1 more source

Numerical Investigation of Extreme Wave-Induced Loading on Box Girder in Marine Environment

open access: yesJournal of Marine Science and Engineering, 2018
In this paper, a 2D numerical model for wave-girder interaction was proposed to estimate the maximum wave forces on the box girder of a coastal bridge under extreme wave conditions.
Baoshan Xiang   +3 more
doaj   +1 more source

Determination of Formulae for the Hydrodynamic Performance of a Fixed Box-Type Free Surface Breakwater in the Intermediate Water

open access: yesJournal of Marine Science and Engineering, 2023
A two-dimensional viscous numerical wave tank coded mass source function in a computational fluid dynamics (CFD) software Flow-3D 11.2 is built and validated.
Guoxu Niu   +4 more
doaj   +1 more source

The Influence of Lateral Restraining Stiffness on the Box-Girder Superstructure under Unbroken Solitary Waves

open access: yesJournal of Marine Science and Engineering, 2022
At present, box-girder superstructures are commonly used in coastal bridges, and their hydrodynamic performance under extreme waves such as tsunamis has attracted a lot of attention.
Minglin Chen   +4 more
doaj   +1 more source

Waves, Coriolis Force, and the Dynamo Effect [PDF]

open access: yesThe Astrophysical Journal, 2005
Dynamo activity caused by waves in a rotating magneto-plasma is investigated. In astrophysical environments such as accretion disks and at sufficiently small spatial scales, the Hall effect is likely to play an important role. It is shown that a combination of the Coriolis force and Hall effect can produce a finite $α$-effect by generating net helicity
S. M. Mahajan   +2 more
openaire   +5 more sources

An ocean wave-based piezoelectric energy harvesting system using breaking wave force

open access: yesInternational Journal of Mechanical Sciences, 2019
Nowadays, in the case of the coastal structures, wave breaking and access to clean energy are two important issues, which can be addressed by combining breakwater and vibration-based energy harvesting systems.
S. F. Nabavi   +3 more
semanticscholar   +1 more source

An Application of Semi-empirical Physical Model of Tsunami-Bore Pressure on Buildings

open access: yesFrontiers in Built Environment, 2019
Characteristic patterns of tsunami wave pressure on buildings is divided into three types, depending on its vertical profiles and time, which is observed after the tsunami impacted the buildings. The first one is the impulsive pressure, which is observed
Naoto Kihara, Hideki Kaida
doaj   +1 more source

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