Browsing Institutt for marin teknikk by Title
Now showing items 2100-2119 of 3410
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Motion control problem in a multi-torus floating solar island concept, using tension cables - A 2D approach
(Master thesis, 2022)Flytende soløyer dukker opp som markeder og forskningsfelt, og noen akademiske og kommersialiserte flytende soløy-konsepter eksisterer eller er i drift. Ett akademisk konsept som er i en fase av forskning og utvikling er ... -
Motion Control Systems for ROVs - Underwater Path-Following for a Videoray Pro 4 ROV
(Master thesis, 2016)Remotely operated vehicles (ROVs) are used for an increasing amount of underwater applications, ranging from being hobby-related to having military and scientific interests. ROVs may incorporate automatic control strategies, ... -
Motion Feasibility Framework for Remotely Operated Vehicles Based on Dynamic Positioning Capability
(Peer reviewed; Journal article, 2021)Knowing whether a remotely operated vehicle (ROV) is able to operate at certain foreknown environmental conditions is a question relevant to different actors during the vehicle’s life cycle: during design stages, buying ... -
Motion of floating wind turbines
(Master thesis, 2010)Motion of floating wind turbines has been studied. A literature study on different concepts and what tools are available for simulating them is presented. Marintek’s simulation software SIMO is used for time simulations. ... -
The Motion of Slender, Cylindrical Bodies - An Experimental and Theoretical Investigation
(Master thesis, 2018)An accidentally dropped object in the sea can result in critical damage on pipelines, platform base structures and underwater installations. This has to be accounted for during offshore operations and installations. Earlier ... -
Motion response analysis of a Sevan FWT moonpool foundation
(Master thesis, 2022)Arbeidet som presenteres i denne rapporten er en masteroppgave for masterstudiet Marin Teknikk ved NTNU - Norges Teknisk-Naturvitenskapelige Universitet. Denne oppgaven er en numerisk og eksperimentell analyse hvor bevegelse ... -
Motion response prediction of marine vessels based on hydrodynamic models updated through on-site measurements.
(Chapter, 2022)Decision support systems in offshore vessels utilize wave parameters in combination with physics-based vessel models to predict the vessel behavior prior to the initiation and execution of a marine operation. These predictions ... -
Motion sensing on vessels operating in sea ice: A local monitoring system for transit and stationkeeping operations under the influence of sea ice
(Doctoral theses at NTNU;2019: 138, Doctoral thesis, 2019)The diminishing sea ice in the Arctic and Antarctic could lead to a higher number of ship operations in these areas, such as cargo transit, resource exploration, fishing, and tourism. However, despite the sea ice reduction, ... -
Moving element analysis of high-speed train-slab track system considering discrete rail pads
(Peer reviewed; Journal article, 2021)This paper presents a study of the dynamic behavior of a coupled train-slab track system considering discrete rail pads. The slab track is modeled as a three-layer Timoshenko beam. The study is carried out using the moving ... -
A multi-camera system for the integrated documentation of Underwater Cultural Heritage of high structural complexity; The case study of M/S Helma wreck
(Peer reviewed; Journal article, 2021)High structural complexity is quite common in underwater archaeological sites and perhaps on top of the list when it comes to challenges regarding 3D reconstruction. Advances in underwater robotics and optical sensors are ... -
Multi-label Video Classification for Underwater Ship Inspection
(Master thesis, 2023)Today ship hull inspection including the examination of the external coating, detection of defects, and other types of external degradation such as corrosion and marine growth is conducted underwater by means of Remotely ... -
A Multi-Layer Framework for Reliability Assessment of Shore-to-Ship Fast Charging System Design
(Peer reviewed; Journal article, 2021)In this paper, a multi-layer framework is proposed to assess the reliability of Shore-to-Ship Charging (S2SC) systems, considering the potential for failures of the main elements, such as power converters and batteries. ... -
Multi-objective Optimisation of FPSO Hull Geometry Using Genetic Algorithm Variations
(Master thesis, 2020)En flytende produksjons-, lagrings- og avlastningsenhet (FPSO) er ofte det eneste levedyktige alternativet for olje- og gassproduksjon på dypt vann. Flere reservoarer blir oppdaget på dypt vann, og populariteten til FPSO-er ... -
Multi-purpose Offshore Platforms: Past, Present and Future Research and Developments
(Chapter, 2017)Energy, fisheries and transport infrastructures are increasingly being established offshore. Facilities such as offshore wind farms may occupy large areas and compete with other users of the maritime space. Accordingly, ... -
Multi-Sensors Relocation
(Master thesis, 2023)Our research has focused on exploring the integration of FLS and SAS data for target relocation, contributing to the advancement of underwater exploration and survey missions for both industrial and research applications. Through ... -
Multi-step-ahead forecasting of wave conditions based on a physics-based machine learning (PBML) model for marine operations
(Peer reviewed; Journal article, 2020)Short-term wave forecasts are essential for the execution of marine operations. In this paper, an efficient and reliable physics-based machine learning (PBML) model is proposed to realize the multi-step-ahead forecasting ... -
Multimodal method in sloshing
(Journal article; Peer reviewed, 2017)The multimodal method reduces the sloshing problem with free surface to a (modal) system of nonlinear ordinary differential equations. The method was originally proposed for nonimpulsive hydrodynamic loads. However, recently ... -
Multiple-degree-of-freedom actuation of rotor loads in model testing of floating wind turbines using cable-driven parallel robots
(Journal article; Peer reviewed, 2018)Model testing of offshore structures in ocean basins has been accepted as a necessary step for the validation and calibration of numerical models, as well as for final design checks in extreme environments. While offshore ... -
Multivariabel Analyse av Havstrømmer i Barentshavet
(Master thesis, 2019)Analyser for parameterreduksjon og prediksjon er utført på et hindcast datasett fra et bestemt område i Barentshavet. Tre analysemetoder, PCA, PLSR og GPR utføres på et utvalg scenarioer og datamengder. Principal Component ... -
Multivariate Data Analysis in Conceptual Vessel Design - A Study of Offshore Construction Vessels
(Master thesis, 2017)This thesis investigates how the use of a design methodology based on multivariate data analysis can create a reliable and robust source of knowledge to reduce complexity, and support and complement the decision-making ...