... 2023 19 08 2023 22 08 2023 03 10 2023 Email: shuaishuai.wang@ntnu.no Email: torgeir.moan@ntnu.no design of offshore structures dynamics of structures hydrodynamics system integrity assessment Journal of Offshore Mechanics and Arctic Engineering. Received April 25...

...: zhen.gao@ntnu.no Email: svein.savik@ntnu.no Email: xu.han@dlut.edu.cn hydrodynamics offshore safety and reliability probabilistic model of forces and motions probability and spectral wave modeling reliability of offshore structures and pipelines Accepted Manuscript Not Copyedited...

... Engineering Division of ASME for publication in the J ournal of O ffshore M echanics and A rctic E ngineering . 13 06 2023 06 09 2023 20 09 2023 25 09 2023 design of offshore structures hydrodynamics wave mechanics and wave effects Science and Engineering Research...

... 09 2023 Email: gayathri.ramachandran08@gmail.com Email: cctsai@mail.ntou.edu.tw Email: hkb.math@gmail.com Coastal engineering fluid-structure interaction hydrodynamics ocean space utilization wave mechanics and wave effects Accepted Manuscript Not Copyedited Journal...

...–structure interaction hydrodynamics Submerged oscillating plates are used in floating structures to reduce heave oscillations, in energy devices to convert the wave energy into electricity, and in breakwaters to mitigate extreme wave impact on nearshore and coastal structures. Wave scattering...

... of the kinetic responses of such floating structures as a function of scaling require more attention. This work addresses the question of consistency of Froude scaling by comparing the hydrodynamic responses of a range of DeepCwind semi-submersible FOWT scaled models (full model, ½, ¼, 1/9, 1/16, 1/25, 1/36, 1...

...Yucong Ma; Guang Yin; Marek Janocha; Yihan Xing; Muk Chen Ong This work investigates the hydrodynamic performance of a subsea shuttle, an extra-large freight submarine, during near-seabed operation. The three-dimensional Reynolds-Averaged Navier-Stokes method combined with the k-υ shear stress...

...Guang Yin; Muk Chen Ong; Naiquan Ye Hydrodynamic forces on small diameter subsea pipelines and cables placed near seabed are important for their on-bottom stability design. In offshore environments, these pipelines are usually subjected to extreme wave conditions. The present study investigates...

... condition in which the wave period and draught are 1.4 s and 36 cm, respectively Fig. 9 Comparison of the hydrodynamic responses between the numerical and experimental values. Exp. represents the experimental values from Zhao et al. [ 8 ]. Num. represents the numerical results in the present study...

... using CFD methodology. A number of previous studies have confirmed the applicability of CFD to the problem of moonpool hydrodynamics [ 15 – 18 ] using appropriate validation with experiments. A detailed review of various computational methods for studying oscillating water columns using the Navier...

... a significant role on the current-induced loads. Finally, the relative direction of the plates and the incoming flow is changed, and its effect on the hydrodynamic forces on the plates is studied in a three-dimensional computational tank. The current loads on an oriented set of plates is shown to be remarkably...

...Mia Abrahamsen Prsic; Frøydis Solaas; Trygve Kristiansen A systematic study of hydrodynamic coefficients for simplified subsea modules has been performed to support the estimation of the coefficients needed for planning of subsea installation operations. The coefficients are assessed for a nearly...

...Song Ji; Heng Huang; Xujun Chen; Junyi Liu; Xi Chen Floating bodies are widely used in the field of offshore engineering. Existing studies show that the motion responses of a floating body in waves will change with the internal water in the cabins, and it is essential to analyze its hydrodynamic...

... potentials. The time-independent non-dimensional vertical force coefficient K F is enforced by (21) K F = | ∮ p ( x , y ) n y d Γ | ρ g H h where p ( x , y ) is the hydrodynamic pressure acting on the floating dock and is given by (22) p ( x , y...

... experiences threshold loads. It is hypothesized that opening the flaps should result in load shedding at the base of the support structure by reducing the moments about the hinge axis. This work compares the hydrodynamic coefficients, natural periods, and response amplitude operators from completely closed...

...Zongyu Jiang; Fang Li; Tommi Mikkola; Pentti Kujala; Spyros Hirdaris For ships navigating in ice floe fields, ship–ice–wave interactions may affect ship performance and ice impact forces. This paper presents an approach to evaluate the cross-coupling added mass and hydrodynamic damping between...

... echanics and A rctic E ngineering . 01 10 2022 12 02 2023 13 02 2023 16 03 2023 mean velocity bluff bodies turbulence triangle length scales. fluid–structure interaction hydrodynamics The flow over bluff bodies of different shapes is omnipresent in nature...

...Arun Kamath; Weizhi Wang; Csaba Pakozdi; Hans Bihs Increased deployment of offshore wind turbines is seen as an important pathway to increase green renewable energy production. Improved and rapid identification of extreme events and evaluation of hydrodynamic loads due to such events is essential...

...Yu Wang; Hamn-Ching Chen In the present work, an extensive verification and validation study is performed to evaluate the accuracy and credibility for computational fluid dynamic (CFD) simulations of the hydrodynamic responses of a semi-submersible floating offshore wind turbine (FOWT) platform...

...Sanne van Essen; Harleigh Seyffert Green water and slamming wave impacts can lead to severe damage or operability issues for marine structures. It is therefore essential to consider their probability and loads in design. This is difficult, as impacts are both hydrodynamically complex and relatively...