... in shallow water, which has a buffering property. The innovative mooring system mainly resists low-frequency loads rather than wave-frequency loads, so that the dynamic tension of the mooring line is significantly reduced. The above review shows that previous studies on moderate-water mooring still focused...

... government sea condition heave motion investigation united kingdom government vehicle wave frequency propulsion glider head sea condition domain analysis new concept passenger transportation natural frequency encounter frequency pitch motion fft analysis wave-propelled autonomous surface...

... of wave frequencies, including those predicted to cause parametric rolling. Based on the prediction result of the possibility of parametric rolling for each model, the difference was analyzed by comparing the prediction results among the models. In addition, the characteristics of roll motion according...

... responsibility negative stiffness wave energy converter engineering energy conversion wave frequency salter Proceedings of the Thirty-third (2023) International Ocean and Polar Engineering Conference Ottawa, Canada, June 19-23, 2023 Copyright © 2023 by the International Society of Offshore and Polar...

.... Spectral analysis FFTs are presented in Figure 12 for and These are shown for the largest 0 value for each and for all directional spreading values (i.e. cases 7, 10 and 12). The peak wave frequency is indicated along with the approximate heave natural frequencies for the mooring buoy 1.52 Hz...

... sling tension and payload motion fluctuations. However, the resonance of payload displacement and sling tension may also occur in low wave frequencies due to the lack of system damping. Therefore, a proportional valve is added to the compensation system for flow rate regulation, and the control...

... method. mooring system hdpe pipe characteristic hdpe pipeline pipeline configuration upstream oil & gas clump weight weight length equation pipeline pipe different clump curvature clump weight length subsea system wave frequency effective tension stinger pipe-laying vessel...

... to simulate the six degree of freedom motion and complicated mooring system of the platform. Moreover, it is time-consuming. subsea system wave excitation force second-order wave excitation force sea condition upstream oil & gas air gap second-order stoke wave theory wave frequency semi...

... water depth motion spectra sea state wave spectrum spectrum heave wave frequency platform Proceedings of the Thirty-second (2022) International Ocean and Polar Engineering Conference Shanghai, China, June 5 10, 2022 Copyright © 2022 by the International Society of Offshore and Polar Engineers...

... load on the braces during their emergence through the water surface. Besides, the correlation between wave frequency and low frequency could be inherently taken into account in time domain analysis. INTRODUCTION The airgap responses of a semisubmersible drilling unit are highly dependent on motions...

... to the frequency domain from the time domain. Secondly, the effect of the wave frequency component on the ship motion responses is analyzed. The natural frequency of the ship and peak of the wave frequency have strong responses on the motion spectrum in irregular waves. Finally, the effect of the wave direction...

.... propagation equation steepness depth change frequency wave propagation reflection coefficient gravity wave wave profile wave amplitude skewness wave frequency kurtosis surface elevation efficiency conformal mapping method engineering Proceedings of the Thirty-second (2022) International...

... is developing rapidly. interaction force transverse distance element method calculation freight & logistics services longitudinal distance transverse force coordinate system wave height marine transportation wave direction destroyer wave frequency taylor expansion boundary element method...

... subsea system floating production storage and offloading connector hinge point experimental investigation longitudinal load fpso different wave direction angle wave frequency characteristic wave direction angle floating production storage & offloading mooring rope direction angle module...

... frequencies in heave, pitch, and roll comprises a hybrid hydrodynamic model, which employs fully nonlinear degrees of freedom, several times above the dominant wave frequencies, potential theory (FNPT) for wave kinematic prediction and non- whereas in the surge, sway, and yaw degrees of freedom below them...

... of absorption paddles as well as velocity components perpen- are generated by the summation of regular wave components with dicular to wave propagation direction, which are the potential cause of or di erent wave frequencies and directions (e.g. single/double-summation caused by the hot-spots. Speci c...

... of secondary wave fields. Both effects will depend on the size of the flap and its oscillation (Henry et al. 2010). social responsibility simulation flap capture factor sustainable development wave frequency converter amplitude sustainability owsc pto ocean energy renewable energy mesh...

... ABSTRACT In this paper, hydrodynamic performance of a two-dimensional deformation plate is numerically simulated to mimic fish's travelling wave by means of grid deformation technique. The influence of main parameters, such as wave length, linear wave amplitude and wave frequency...

... regular wave test beach plastic wave frequency frequency wave test wave tank test result ocean experiment steady oscillation zone sample particle wave height plastic waste Plastic Debris in Waves: An Experimental Study Yi Huang 1, Zhi-Ming Yuan 1,2, Sai-Shuai Dai 1, Lai-Bing Jia 1...

... frequency marine transportation ship criteria sea state hull navigation calculation amplitude sea condition strip theory severe discomfort boundary icebreaker wave direction motion response wave frequency density function wave force vertical acceleration encounter frequency...