[HTML][HTML] Experimental study of surface roughness effects on hydrodynamic characteristics of a submerged floating tunnel

PX Zou, N Ruiter, WSJ Uijttewaal, XX Chen… - Applied Ocean …, 2023 - Elsevier
Marine biofouling is a major concern in the operational performance of submerged floating
tunnels (SFTs). The objective of this research is to investigate the effects of marine fouling …

Predictions of multi-scale vortex-induced vibrations based on a multi-fidelity data assimilation method

L Xu, J Wang, MS Triantafyllou, D Fan - Marine Structures, 2024 - Elsevier
This paper presents a data assimilation method based on the POD-DeepONet structure to
fuse two types of fidelity data from vortex-induced vibration (VIV) problems. The data is …

Efficiency and accuracy of the immersed boundary method in offshore structures: Effects of patterns of cross-flow and in-line finite protrusions

H Naderi-Asrami, MR Tabeshpour - Ocean Engineering, 2024 - Elsevier
In this paper, a rigorous examination of the immersed boundary method (IBM) and some of
its offshore implications are presented. Marine risers with helical strakes and marine-fouled …

Surfaces of coastal biogenic structures: exploiting advanced digital design and fabrication strategies for the manufacturing of oyster reef and mussel bed surrogates

J Hitzegrad, L Brohmann, F Herding… - Frontiers in Marine …, 2024 - frontiersin.org
Coastal biogenic structures, formed by ecosystem engineering species, often feature rough
surfaces characterized by intricate topographies and highly three-dimensional reliefs. Their …

Numerical analysis of the fluid–structure interaction characteristics of a pontoon submerged floating tunnel

H Peng, J Guo, H Ping, Y Sun, G Liu, G Liu - Ocean Engineering, 2024 - Elsevier
This study is intended to elucidate the mechanisms underlying fluid–structure interactions
(FSIs) for a pontoon submerged floating tunnel (PSFT). To this end, a shear stress transport …

On the importance of mooring cable dynamics in response analysis of submerged floating tunnel using quasi-static and fully coupled dynamic models

Z Ullah, DH Choi - Ocean Engineering, 2024 - Elsevier
Submerged floating tunnels are considered an economical alternative to those conventional
bridges in crossing deep and long-span water bodies. The development of accurate …

Assessment of experimental tests on SFT small scale specimen

G Iovane, FM Mazzolani, R Landolfo, E Begovic… - Applied Ocean …, 2023 - Elsevier
Submerged floating tunnel (SFT) is a new smart transportation infrastructure and a very
promising technical solution for waterway crossings, specially for long, large and deep water …

Numerical and experimental investigations on shape optimization of submerged floating tunnels with a discrete adjoint method

J Zhou, J Liu, A Guo - Physics of Fluids, 2023 - pubs.aip.org
The shape of the tube in submerged floating tunnels (SFTs) plays a critical role in
determining their performance and safety in marine environments. In this study, a gradient …

Assessment of interfacial turbulence treatment models for free surface flows

P Zou, T Kim, JD Bricker… - Journal of Hydraulic …, 2023 - Taylor & Francis
The modelling of complex free surface flows is challenging due to the mobility and
deformability of the interface and air entrainment characteristics, which are highly affected by …

[HTML][HTML] Kinematic Stability Analysis of Anchor Cable Structures in Submerged Floating Tunnel under Combined Parametric–Vortex Excitation

J Xiong, S Sang, Y Du, C Gan, A Zhang… - Journal of Marine Science …, 2024 - mdpi.com
The submerged floating tunnel is a marine transportation infrastructure that links two
shorelines. The tunnel tube body's buoyancy exceeds gravity, with anchoring ensuring …