Search Results - "Ocean engineering"

Review of the current status, technology and future trends of offshore wind farms by Díaz, H., Guedes Soares, C.

“…The present paper provides an overview of the current state and future trends of the offshore wind farms worldwide along with the technological challenges,…”
Get full text

Advancements in the field of autonomous underwater vehicle by Sahoo, Avilash, Dwivedy, Santosha K., Robi, P.S.

“…Autonomous Underwater Vehicles (AUVs) are robotic devices with a propulsion system for navigation and an onboard computer for decision making. AUV research is…”
Get full text

The hybrid path planning algorithm based on improved A and artificial potential field for unmanned surface vehicle formations by Sang, Hongqiang, You, Yusong, Sun, Xiujun, Zhou, Ying, Liu, Fen

“…To effectively improve system autonomy, increase fault-tolerant resilience, solve low payload capacity and short endurance time of unmanned surface vehicles…”
Get full text

Advancements of wave energy converters based on power take off (PTO) systems: A review by Ahamed, Raju, McKee, Kristoffer, Howard, Ian

“…Ocean waves contain one of the world's largest untapped and predictable renewable energy sources that can be used to fulfil the energy demand in the present…”
Get full text

An enhanced CNN-enabled learning method for promoting ship detection in maritime surveillance system by Liu, Ryan Wen, Yuan, Weiqiao, Chen, Xinqiang, Lu, Yuxu

“…The accurate and real-time detection of moving ships has become an essential component in maritime video surveillance, leading to enhanced traffic safety and…”
Get full text

Collision-avoidance navigation systems for Maritime Autonomous Surface Ships: A state of the art survey by Zhang, Xinyu, Wang, Chengbo, Jiang, Lingling, An, Lanxuan, Yang, Rui

“…The rapid development of artificial intelligence significantly promotes collision-avoidance navigation of maritime autonomous surface ships (MASS), which in…”
Get full text

A constrained A approach towards optimal path planning for an unmanned surface vehicle in a maritime environment containing dynamic obstacles and ocean currents by Singh, Yogang, Sharma, Sanjay, Sutton, Robert, Hatton, Daniel, Khan, Asiya

“…Efficient path planning is a critical issue for the navigation of modern unmanned surface vehicles (USVs) characterized by a complex operating environment…”
Get full text

Reliability analysis of a floating offshore wind turbine using Bayesian Networks by Li, He, Guedes Soares, C., Huang, Hong-Zhong

“…A Bayesian Network is adopted to model and analyze the reliability of a floating offshore wind turbine. Reliability characteristics such as failure…”
Get full text

Path planning and obstacle avoidance for AUV: A review by Cheng, Chunxi, Sha, Qixin, He, Bo, Li, Guangliang

“…Autonomous underwater vehicle plays a more and more important role in the exploration of marine resources. Path planning and obstacle avoidance is the core…”
Get full text

Underwater manipulators: A review by Sivčev, Satja, Coleman, Joseph, Omerdić, Edin, Dooly, Gerard, Toal, Daniel

“…This paper describes the state-of-the art in the area of underwater robot manipulator systems. A brief introduction is given on the use of manipulators in…”
Get full text

A novel model to predict significant wave height based on long short-term memory network by Fan, Shuntao, Xiao, Nianhao, Dong, Sheng

“…A long short-term memory (LSTM) network is proposed for the quick prediction of significant wave height with higher accuracy than conventional neural network…”
Get full text

A review of bluff body wakes by Derakhshandeh, J.F., Alam, Md Mahbub

“…The application of an unsteady viscous flow around a bluff body has covered a wide range of scientific fields. This paper reviews the wakes of different…”
Get full text

A real-time inspection and opportunistic maintenance strategies for floating offshore wind turbines by Li, He, Huang, Cheng-Geng, Guedes Soares, C.

“…This paper proposes an FMEA-BN model to determine the inspection and opportunistic maintenance strategies of floating offshore wind turbines. A mapping…”
Get full text

A failure analysis of floating offshore wind turbines using AHP-FMEA methodology by Li, He, Díaz, H., Guedes Soares, C.

“…An AHP-FMEA methodology is proposed to analyse the floating offshore wind turbines failure causes. The method introduces the expert opinions to generate a risk…”
Get full text

Current status and future of ocean energy sources: A global review by Melikoglu, Mehmet

“…In this study, detailed information about the fundamentals, energy and power potentials, devices, technologies, installed capacities, annual generation, and…”
Get full text

Data-driven ship digital twin for estimating the speed loss caused by the marine fouling by Coraddu, Andrea, Oneto, Luca, Baldi, Francesco, Cipollini, Francesca, Atlar, Mehmet, Savio, Stefano

“…Shipping is responsible for approximately the 90% of world trade leading to significant impacts on the environment. As a consequence, a crucial issue for the…”
Get full text

Ship trajectory uncertainty prediction based on a Gaussian Process model by Rong, H., Teixeira, A.P., Guedes Soares, C.

“…The uncertainty of ship trajectory prediction is addressed. In particular, a probabilistic trajectory prediction model is proposed that describes the…”
Get full text

An accurate FSI-SPH modeling of challenging fluid-structure interaction problems in two and three dimensions by Sun, Peng-Nan, Le Touzé, David, Oger, Guillaume, Zhang, A-Man

“…The recently developed FSI-SPH model (Sun et al., 2019c), by combining the multi-resolution δ+-SPH scheme and a Total Lagrangian SPH method, is further…”
Get full text

Collision avoidance for an unmanned surface vehicle using deep reinforcement learning by Woo, Joohyun, Kim, Nakwan

“…In this paper, a deep reinforcement learning (DRL)-based collision avoidance method is proposed for an unmanned surface vehicle (USV). This approach is…”
Get full text

Finite-time distributed formation control for multiple unmanned surface vehicles with input saturation by Huang, Bing, Song, Shuo, Zhu, Cheng, Li, Jun, Zhou, Bin

“…This paper investigates the finite-time distributed formation control for unmanned surface vessels (USVs) exposed to external disturbances, model uncertainties…”
Get full text