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Showing papers in "Ocean Engineering in 2018"


Journal ArticleDOI
TL;DR: In this article, detailed information about the fundamentals, energy and power potentials, devices, technologies, installed capacities, annual generation, and future of ocean energy sources: tidal, wave, temperature and salinity gradients are given as an up-to-date global review.

221 citations


Journal ArticleDOI
Yogang Singh1, Sanjay Sharma1, Robert Sutton1, DC Hatton1, Asiya Khan1 
TL;DR: Even after embargo period expires, authors' right to distribute as green open access is conditional on the green openAccess version including a DOI link, and on thegreen open access version being distributed under the Creative Commons CC-BY-NC-ND licence.

169 citations


Journal ArticleDOI
TL;DR: A comprehensive summary of existing commercial and prototype underwater manipulators, covering relevant aspects such as design features, their capabilities and merits, and a detailed comparison of both electrically and hydraulically actuated manipulators are provided.

161 citations


Journal ArticleDOI
TL;DR: In this article, the authors proposed a new risk model applicable to the Northern Sea Route (NSR) to investigate the possibility of marine accidents such as collision, foundering and grounding.

137 citations


Journal ArticleDOI
TL;DR: A literature review on the research and developments of floating breakwaters is presented in this paper, where the authors classify breakwaters into seven main types, namely, the box-type, the pontoon type, the frame-type and the horizontal plate type.

126 citations


Journal ArticleDOI
TL;DR: In this paper, a combined nonlinear model predictive control (NMPC) for position and velocity tracking of underactuated surface vessels, and collision avoidance of static and dynamic objects into a single control scheme with sideslip angle compensation and environmental disturbances counteraction is presented.

123 citations


Journal ArticleDOI
TL;DR: In this paper, a review of the dynamics and vibration control techniques for marine riser systems is presented, where the riser pipes are modeled as Euler-Bernoulli beams that vibrate under the effects of ocean loads and the movements of the surface vessel, resulting in hybrid ODE-PDE equations.

120 citations


Journal ArticleDOI
TL;DR: The performance study results demonstrate that MEA-BP performs better than the GA-BP and Standard BP neural network model (St-BP) with faster running time and higher prediction accuracy.

117 citations


Journal ArticleDOI
TL;DR: The range and bearing angles of the AUV relative to an underwater target are transformed to a second-order open-loop error dynamic model by using the prescribed performance bound technique.

116 citations


Journal ArticleDOI
TL;DR: The Morvarid, a catamaran shaped boat is designed and developed for plotting hydrography map of harbours, a fusion algorithm based on EKF, search ball and potential field concept is developed and it is concluded that although the developed algorithm is robust and precise even in the presence of environmental disturbances, however installing powerful thrusters would boost maneuverability more than that is.

106 citations


Journal ArticleDOI
TL;DR: A literature review on failure events experienced by the industry concerning pipelines, risers, and umbilical cables, describing their causes, consequences, and severity is presented in this article, where the main failure modes reported are due to mechanical damage, corrosion, construction defect, natural hazards and fatigue.

Journal ArticleDOI
TL;DR: A comparison between seven popular AIS data-based collision candidate methods is performed, and the results indicate that the proposed method outperforms the other methods regarding its robustness towards the choice of parameter settings.

Journal ArticleDOI
TL;DR: The stability analysis demonstrates that the designed tracking controller can force the AUV to track the reference trajectory and guarantee the asymptotic stability of the closed system.

Journal ArticleDOI
TL;DR: A review of existing aquatic animals and AUVs is presented in this paper, where the authors compare the bio-inspired and biomimetic AUVs with animals in their locomotion.

Journal ArticleDOI
TL;DR: A comprehensive multi-criteria decision making (MCDM) method extended by interval type-2 fuzzy sets (IT2FSs) for selecting appropriate shiploader type in maritime transportation to overcome more of the uncertainty of experts’ judgement and expression in decision-making.

Journal ArticleDOI
TL;DR: An improved methodology for handling ships without command is proposed by incorporating evidential reasoning and Technique for Order of Preference by Similarity to Ideal Solution (TOPSIS) in the decision making of emergency responses.

Journal ArticleDOI
TL;DR: The researches on the structural vibration characteristics and operational modal analysis of offshore wind turbine not only provide powerful data and technology support for the operation safety evaluation, but also provide the necessary theoretical and practical bases for the design and maintenance of wind turbine structures.

Journal ArticleDOI
TL;DR: A rigorous Proof demonstrates that the finite-time stability of the proposed extended state observer and formation controller can be guaranteed by using homogeneous method and Lyapunov theory.

Journal ArticleDOI
TL;DR: In this article, a detailed review and analysis of fire and explosion accidents that occurred in the maritime transportation industry during 1990-2015 is presented, where the underlying causes and potential preventative measures to prevent such accidents are reviewed.

Journal ArticleDOI
TL;DR: Investigation of how far the current ship risk models for ship-ship collision, ship-structure collision, and groundings are applicable for risk assessment of Marine Autonomous Surface Ships finds none of them are suitable to be directly used for risk Assessment of MASS.

Journal ArticleDOI
TL;DR: System-Theoretic Process Analysis results indicate that the implementation of remotely-controlled merchant vessels and, in a wider sense, unmanned ships, and ensuring their safety shall consist of executing various controls on regulatory, organisational and technical plains.

Journal ArticleDOI
TL;DR: A multi-regime vessel trajectory reconstruction model is proposed through three-steps processing, including (i) outliers removal, (ii) ship navigational state estimation and (iii) vessel trajectory fitting, which allows for ship trajectory reconstruction in different navigation states, namely hoteling, maneuvering, and normal-speed sailing.

Journal ArticleDOI
TL;DR: Compared to traditional approaches, these algorithms are capable of detecting collision dangers with target ships sailing non-linearly and (probabilistically) predictably, finding collision-free velocities in multi-ship scenarios, and preventing collisions.

Journal ArticleDOI
TL;DR: A 3D dynamic programming based ship voyage optimization method, aiming to select the optimal path and speed profile for a ship voyage on the basis of weather forecast maps, carried out in a discretized space-time domain.

Journal ArticleDOI
TL;DR: In this article, the Nelder-Mead Simplex genetic algorithm (NMGA) was used to identify parameters of carbonate marine sand, and the Coupled Eulerian Lagrangian based large deformation analysis combined with the breakage model was carried out for pile driving in the same sand.

Journal ArticleDOI
TL;DR: A novel approach to automatic maritime routing algorithm, given a set of ship trajectories, infer a routable road network by combining data-driven based algorithms by focusing on Douglas-Peucker algorithm and DBSCAN algorithm.

Journal ArticleDOI
TL;DR: An integrated algorithm for a cooperative team of multiple autonomous underwater vehicles (Multi-AUV) is proposed by combining the Glasius bio-inspired neural network (GBNN) and bio- inspired cascaded tracking control approach to improve search efficiency and reduce tracking errors.

Journal ArticleDOI
TL;DR: In this paper, the authors describe an experimental and numerical investigation of the Iberdrola TLP wind turbine concept, TLPWIND, in realistic wind and wave conditions, where the TLP was coupled to the NREL 5MW reference turbine and was designed to operate in a water depth of 70m.

Journal ArticleDOI
TL;DR: It is shown that desired formation shapes can be achieved with the proposed controller if the interaction topology has a directed spanning tree, and formation errors are guaranteed to be semi-global uniformly ultimately bounded (SGUUB).

Journal ArticleDOI
TL;DR: In this paper, the authors present the MINECO CGL2016-76561-R (MINECO/EU ERDF), which is the current state of the art in the Basque region.