Results 21 to 30 of about 320,305 (294)

Experimental Investigation of Wave-Induced Hydroelastic Vibrations of Trimaran in Oblique Irregular Waves

open access: yesShock and Vibration, 2016
The irregular wave condition, especially the oblique irregular wave condition, is the actual circumstances when trimaran is sailing in sea. In order to identify the characteristic of the wave-induced hydroelastic vibration in irregular waves, as well as ...
Haoyun Tang   +3 more
doaj   +1 more source

Seakeeping analysis of two ships advancing parallel for underway replenishment

open access: yesZhongguo Jianchuan Yanjiu, 2017
Due to the wave and hydrodynamic interaction between two ships advancing parallel on the ocean, their six-degrees-of-freedom motions are much more complex during replenishment. The seakeeping performance of two vessels is analyzed with AQWA. On the basis
ZHENG Pingyu   +3 more
doaj   +1 more source

Meshless Model for Wave-Induced Oscillatory Seabed Response around a Submerged Breakwater Due to Regular and Irregular Wave Loading

open access: yesJournal of Marine Science and Engineering, 2020
The evaluation of wave-induced seabed stability around a submerged breakwater is particularly important for coastal engineers involved in design of the foundation of breakwaters.
Dong-Sheng Jeng   +2 more
doaj   +1 more source

Generalized wave-front reconstruction algorithm applied in a Shack-Hartmann test [PDF]

open access: yes, 2000
A generalized numerical wave-front reconstruction method is proposed that is suitable for diversified irregular pupil shapes of optical systems to be measured. That is, to make a generalized and regular normal equation set, the test domain is extended to
Zhang, Zhenchao, Zou, Weiyao
core   +1 more source

An Improved Hydraulic Power Take-Off Unit Based on Dual Fluid Energy Storage for Reducing the Power Fluctuation Problem in the Wave Energy Conversion System

open access: yesJournal of Marine Science and Engineering, 2022
The power take-off (PTO) stability is one of the most important concerns for wave energy converters (WECs). The PTO unit converts the mechanical energy produced by the wave absorber (WA) unit into useful electrical energy. Due to the drastic input energy
Mohd Afifi Jusoh   +4 more
doaj   +1 more source

Irregular Wave Transformation in a Boussinesq Wave Model

open access: yesCoastal Engineering 1986, 1986
Numerical wave models for shallow water waves are of particular importance for the calculation of the wave climate in harbours and coastal areas. Especially nonlinear time domain models, which are based on the Boussinesq-Wave- Equations, may be helpful in the future for simulating the interaction of currents with refraction, diffraction, reflection and
H.H. Pruser, H. Schaper, W. Zielke
openaire   +2 more sources

The decay law can have an irregular character [PDF]

open access: yes, 2006
Within a well-known decay model describing a particle confined initially within a spherical $\delta$ potential shell, we consider the situation when the undecayed state has an unusual energy distribution decaying slowly as $k\to\infty$; the simplest ...
Albeverio S   +13 more
core   +1 more source

Numerical Study of a Proposed Semi-Submersible Floating Platform with Different Numbers of Offset Columns Based on the DeepCwind Prototype for Improving the Wave-Resistance Ability

open access: yesApplied Sciences, 2019
DeepCwind semi-submersible floating offshore wind turbines have been widely examined, and in some countries this type of floating offshore wind turbine has been adopted in the construction of floating wind farms.
Zhenqing Liu   +3 more
doaj   +1 more source

Experimental analyses of two‐body wave energy converters with hydraulic power take‐off damping in regular and irregular waves

open access: yesIET Renewable Power Generation, 2021
A flume experimental study of a two‐body wave energy converter (WEC) with a hydraulic power take‐off (PTO) was conducted under the conditions of both regular and irregular waves.
Shuang Wu, Yanjun Liu, Jian Qin
doaj   +1 more source

Exploration of Resonant Continuum and Giant Resonance in the Relativistic Approach [PDF]

open access: yes, 2002
Single-particle resonant-states in the continuum are determined by solving scattering states of the Dirac equation with proper asymptotic conditions in the relativistic mean field theory (RMF). The regular and irregular solutions of the Dirac equation at
A. T. Kruppa   +19 more
core   +2 more sources

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