Did gas-hydrate dissociation promote slope instability in the western Black Sea after the end of the last glacial period?

M Fabre, L Loncke, V Riboulot, S Ker - Marine and Petroleum Geology, 2024 - Elsevier
Submarine landslides constitute major marine and coastal geohazards, causing damage to
marine infrastructures or even provoking tsunamis. For many authors, gas hydrate …

Dynamic modeling of cable deployment/retrieval based on ALE-ANCF and adaptive step-size integrator

S Yang, H Ren, X Zhu - Ocean Engineering, 2024 - Elsevier
The towing vehicle must maintain a stable distance from the seafloor to ensure the accuracy
and safety of deep-towed seismic systems. However, due to equipment limitations …

A robust array geometry inversion method for a deep-towed multichannel seismic system with a complex seafloor

J Li, Y Pei, C Liu, L Zhang, X Luo, K Liu… - Frontiers in Marine …, 2023 - frontiersin.org
Deep-towed multichannel seismic exploration technology has better applicability and more
development potential when utilized to invert the geoacoustic properties of deep-sea …

Anomalously deep BSR related to a transient state of the gas hydrate system in the western Black Sea

S Ker, Y Thomas, V Riboulot, N Sultan… - Geochemistry …, 2019 - Wiley Online Library
A comprehensive characterization of gas hydrate system offshore the western Black Sea
was performed through an integrated analysis of geophysical data. We detected the bottom …

A high-precision positioning method for deep-towed multichannel seismic arrays

Z Wei, Y Pei, X Zhu, K Liu, X Zhang… - Frontiers in Marine …, 2024 - frontiersin.org
Kuiyang-ST2000 is a deep-towed multichannel seismic system that provides high-resolution
exploration of sub-seabed geological formations. Due to the uncertainty of the sound speed …

Dynamic analysis of a deep-towed seismic system based on a flexible multi-body dynamics frame

S Yang, X Zhu, H Ren - Ocean Engineering, 2023 - Elsevier
A deep-towed seismic system is an effective tool for exploring minerals in strata. Because
the exploration accuracy is closely related to the towing depth and array cable shape, a …

Data processing of the Kuiyang-ST2000 deep-towed high-resolution multichannel seismic system and application to South China Sea data

Y Pei, M Wen, Z Wei, B Liu, K Liu, G Kan - Journal of Oceanology and …, 2023 - Springer
The Kuiyang-ST2000 deep-towed high-resolution multichannel seismic system was
designed by the First Institute of Oceanography, Ministry of Natural Resources (FIO, MNR) …

Dynamic analysis of deep-towed seismic array based on relative-velocity-element-frame

X Zhu, Y Wang, K Yu, Y Pei, Z Wei, L Zong - Ocean Engineering, 2020 - Elsevier
Before analyzing the distribution of submarine minerals, the positions of hydrophones
installed in seismic array cables must be known. Generally, the hydrophone positions are …

Fine-scale velocity distribution revealed by datuming of very-high-resolution deep-towed seismic data: Example of a shallow-gas system from the western Black Sea

F Colin, S Ker, B Marsset - Geophysics, 2020 - library.seg.org
ABSTRACT Very-high-resolution (VHR) marine seismic reflection helps to identify and
characterize potential geohazards occurring in the upper part (300 m) of the subseafloor …

Deep-Towed Array Geometry Inversion Based on an Improved Particle Swarm Optimization Algorithm

X Luo, K Liu, Y Pei, C Liu, X Li, Y Xiao - Journal of Marine Science and …, 2024 - mdpi.com
When marine deep-towed multichannel seismic data are processed, the description of the
receiving array geometry significantly impacts the quality of the imaging profile. Therefore …