Results 21 to 30 of about 411,249 (239)

Numerical and Experimental Analysis of Umbilical Cables under Tension [PDF]

open access: yesAdvanced Composites Letters, 2017
Umbilical cables are composite structures that consisting of metallic material and polymeric material. Analysing tension behaviour under axial loading is a key requirement to design the structure. A full three-dimensional finite element model is established in which the effect of radial deformation is given more attention.
Qingzhen Lu   +4 more
openaire   +1 more source

Fatigue Analysis of Inter-Array Power Cables between Two Floating Offshore Wind Turbines Including a Simplified Method to Estimate Stress Factors

open access: yesJournal of Marine Science and Engineering, 2023
The use of floating offshore wind farms for electrical energy supply is expected to rise significantly over the coming years. Suspended inter-array power cables are a new design to connect floating offshore wind turbines (FOWTs) with shorter cable ...
Dennis Beier   +4 more
doaj   +1 more source

Development and Application of Base Plate Reclamation System in Marine Survey Ship

open access: yesShiyou jixie, 2021
The base plate reclamation system is a key component of drilling system in the survey ship, which is mainly used for drill string positioning, base plate reclamation and wellhead sampling monitoring.
Fan Song   +6 more
doaj  

Experimental Study and Fatigue Analysis of Vortex-Induced Vibration of Umbilical Cable Considering Internal Friction

open access: yesChina Ocean engineering, 2020
In order to investigate the effect of internal friction of umbilical cable on its vortex-induced vibration (VIV) responses, the experimental study on VIV of bond umbilical cable (BUC) and un-bond umbilical cable (UBUC) was carried out in an experimental ...
Hong-lu Gu   +5 more
semanticscholar   +2 more sources

Design and Simulation Analysis of Lower Limit Follow-up Mechanism of Submerged Glider Based on the Parallel Four-bar Linkage

open access: yesJixie chuandong, 2023
The wave glider is a new type of unmanned observation platform on water surface, which can generate forward thrust by obtaining wave energy through the swing of submerged glider's hydrofoils.
Liu Fen   +4 more
doaj  

Real-Time Prediction of the Dynamic Spatial Configuration of Umbilical Cables Based on Monitoring Data During Deep-Sea In-Situ Mining

open access: yesJournal of Marine Science and Engineering
Prediction of the spatial configuration of the umbilical cable during deep-sea mining in-situ tests is of great significance because dynamic change may cause the umbilical cable to touch the ground or overturn the mining vehicle.
Chaojun Huang   +10 more
doaj   +1 more source

Simulation Study on Hydraulic System of Shallow Mud Line Christmas Tree

open access: yesShiyou jixie, 2022
In order to explore the hydraulic system performance of ST4×2-5M shallow mud line Christmas tree, the parameters, functions and principles of the 3 key parts affecting the performance of the hydraulic system were studied, and the models of gate ...
Li Huan   +4 more
doaj  

Study on Dynamic Behavior of Unmanned Surface Vehicle-Linked Unmanned Underwater Vehicle System for Underwater Exploration

open access: yesSensors, 2020
This paper focuses on motion analysis of a coupled unmanned surface vehicle (USV)−umbilical cable (UC)−unmanned underwater vehicle (UUV) system to investigate the interaction behavior between the vehicles and the UC in the ocean environment ...
Mai The Vu   +6 more
doaj   +1 more source

A Study on the Problem of AC Corrosion of Power Umbilical Cables Caused by Electromagnetic Induction Phenomena

open access: yesEnergies
During the normal laying and operation of a three-core umbilical cable, AC current can easily lead to AC electrochemical corrosion on the outer surface of the steel tube.
Pengjin Shao   +5 more
doaj   +1 more source

MagPiezo: A Magnetogenetic Platform for Remote Activation of Endogenous Piezo1 Channels in Endothelial Cells

open access: yesAdvanced Functional Materials, EarlyView.
MagPiezo enables wireless activation of endogenous Piezo1 channels without genetic modification using 19 nm magnetic nanoparticles and low‐intensity magnetic fields. It generates torque forces at the piconewton scale to trigger mechanotransduction in endothelial cells, standing as a novel platform to interrogate and manipulate Piezo1 activity in vitro.
Susel Del Sol‐Fernández   +7 more
wiley   +1 more source

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