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A Co-operative Hybrid Model For Ship Motion Prediction
(Peer reviewed; Journal article, 2021)Dynamic models of ships have been widely used for model-based control and short-term prediction in the past. Identifying the parameters of such models has mainly been done through scaled model tests, full scale tests or ... -
Parameter Identification of Ship Manoeuvring Model Under Disturbance Using Support Vector Machine Method
(Peer reviewed; Journal article, 2021).Demanding marine operations increase the complexity of manoeuvring. A highly accurate ship model promotes predicting ship motions and advancing control safety. It is crucial to identify the unknown hydrodynamic coefficients ... -
Protocols and Standard for Simulation Co-Simulation – For demanding maritime operations
(Doctoral theses at NTNU;2021:81, Doctoral thesis, 2021)There is a strong demand for innovation and efficiency within operations, life cycle services, and design of maritime systems. Modern vessels operate increasingly autonomously through strongly interacting sub-systems. These ... -
Coupling of dynamic reaction forces of a heavy load crane and ship motion responses in waves
(Peer reviewed; Journal article, 2021)The conventional approach to dynamic analysis of ship motion response with shipboard operation equipment is usually done by establishing combined equations of motion of the multi-body system. The weakness of such methods ... -
A Survey of Eye Tracking in Automobile and Aviation Studies: Implications for Eye-Tracking Studies in Marine Operations
(Peer reviewed; Journal article, 2021)In the last decade researchers have increasingly considered eye tracking of the operators of cars and airplanes as a means to address human error and evaluate operational effectiveness. This article presents a systematic ... -
Virtual prototyping of offshore operations: a review
(Peer reviewed; Journal article, 2020)Virtual prototyping of offshore operations (VPOO) is performed to plan and validate planning of infrequent or demanding operations characterized by high risk and low margins of error in hostile and remote environments ... -
Active heave compensation of floating wind turbine installation using a catamaran construction vessel
(Peer reviewed; Journal article, 2021)The application of floating wind turbines is limited by the high cost that increases with the water depth. Offshore installation and maintenance continue to consume a high percentage of the project budget. To improve the ... -
Marine gravity anomaly mapping for the Gulf of Tonkin area (Vietnam) using Cryosat-2 and Saral/AltiKa satellite altimetry data
(Peer reviewed; Journal article, 2020)Marine gravity anomalies are essential data for determining coastal geoid, investigating tectonics and crustal structures, and offshore explorations. The objective of this study is to present a methodology for estimating ... -
A Deep Learning Approach to Detect and Isolate Thruster Failures for Dynamically Positioned Vessels Using Motion Data
(Peer reviewed; Journal article, 2020)Vessels today are being fully monitored, thanks to the advance of sensor technology. The availability of data brings ship intelligence into great attention. As part of ship intelligence, the desire of using advanced ... -
Virtual Prototyping of a Low-Height Lifting System for Offshore Wind Turbine Installation
(Chapter, 2020)Due to the ever higher demands from the energy market, the quantity, dimension and power capacity of newly installed offshore wind turbines are continuously increasing. In terms of logistical management, economic feasibility ... -
Description of ship motion and comparison of a real-time unified hydrodynamic model with free running tests in calm water and regular waves
(Chapter, 2020)Ship bridge simulators are well established in education practices of seafarers and mariners. The use of simulators in research is ramping up due to the EU motivation towards Blue Growth, where the quantity and quality of ... -
Data-Driven Ship Design
(Chapter; Conference object, 2018)This paper proposes data-driven methods thinkingto the ship design practices, enabling effective data collection, quality, access, analysis and monitoring during the vessel lifecycle.Data is here understood as the key ... -
Can the operating limits of biogas plants operated under non-isothermal conditions be defined with certainty? Modeling self-optimizing attainable regions.
(Peer reviewed; Journal article, 2020)Uncertainty in operating parameters such as temperature undermines the reliability of using kinetic models in performance projections for plants operated under ambient non-isothermal conditions. This study develops a ... -
Automatic production of patient adapted orthopaedic braces using 3D -modelling technology
(Chapter, 2020)The research group in biomechanics at NTNU Aalesund works in close cooperation with the orthopaedic surgeons at Aalesund Hospital. One of the research activities has been to develop an automatic procedure for producing ... -
Lumped, constrained cable modeling with explicit state-space formulation using an elastic version of Baumgarte stabilization
(Peer reviewed; Journal article, 2021)This paper presents a modeling approach for efficient simulation of slender structures, such as wires, cables and ropes.Lumped structural elements are connected using constraints.These are solved explicitly, using an elastic ... -
Modeling of Offshore Crane and Marine Craft in Wave Motion
(Peer reviewed; Journal article, 2020)Safe handling of heavy payloads in an offshore environment requires careful planning and depends on the interaction between a crane and a vessel. This paper investigates the coupled dynamics between a multipurpose crane ... -
Reflexivity, Language Games, and Computer-Supported Cooperative Work
(Peer reviewed; Journal article, 2020)Computer-supported cooperative work (CSCW) researchers have plenty to say about designing through texts; however, implementation and the gap between the design material and texts are misunderstood by systems developers in ... -
Low-Height Lifting System for Offshore Wind Turbine Installation: Modelling and Hydrodynamic Response Analysis Using the Commercial Simulation Tool SIMA
(Chapter; Peer reviewed, 2020)With the increasing demand for renewable energy sources in the past years, the interest in expanding the use of wind energy has grown. The next frontier in this expansion process is the use of floating wind turbines offshore. ... -
Analyse av transportscenarier i Geiranger fjordsystem
(Research report, 2020)Denne rapporten er en delleveranse i forskningsprosjektet SUSTRANS «Sustainable transportation in rural tourism pressure areas» som har som mål å utvikle metoder for å vurdere transportsystemer i rurale turistområder med ... -
A systems perspective on maritime autonomy: The Vessel Traffic Service’s contribution to safe coexistence between autonomous and conventional vessels
(Doctoral theses at NTNU;2020:412, Doctoral thesis, 2020)The technology development is a cornerstone of continuously improving the society. Automation has increased efficiency, and during the last decade, digitalisation has been another game changer that has opened for technology ...
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