Blar i Institutt for marin teknikk på tittel
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Impact analysis of flexible riser
(Master thesis, 2014)Research shows 35% of damage to flexible pipes occurs within the first year. A minimum of these failures are from poor design or manufacturing problems, since factories conduct Factory Acceptance Tests (FAT). Additionally, ... -
Impact assessment of a wind turbine blade root during an offshore mating process
(Journal article; Peer reviewed, 2019)Single-blade installation is a popular method for installing blades on bottom-fixed offshore wind turbines. A jack-up crane vessel is often employed, and individual blades with their roots equipped with mechanical joints ... -
Impact Loads on Circular Cylinders
(Master thesis, 2013)In the past, testing of water impact problems such as breaking waves impacting on risers, lowering of subsea structures through the splash zone and free fall lifeboat performance has been carried out either by model tests ... -
Impact of cyber risk on the safety of the MilliAmpere2 Autonomous Passenger Ship
(Peer reviewed; Journal article, 2020)The digitalization of the maritime sector is continuously growing, leading to increased automation, such as, the development of autonomous vessels. The Autonomous Passenger Ship (APS) is a characteristic instantiation of ... -
Impact of emission allocation in maritime transportation
(Doctoral thesis at NTNU;2015:219, Doctoral thesis, 2015)The rapid growth in the maritime sector has raised concern about its environmental impact. It is essential and important to improve the environmental performance of maritime transportation without increasing cost. An ... -
Impact of Hydrodynamic Interaction Between Pontoons on Global Responses of a Long Floating Bridge Under Wind Waves
(Chapter, 2018)The hydrodynamic interaction between floating bridge pontoons and its impact on the bridge global responses are investigated in the current study. The global model for end-anchored floating bridge for Bjørnefjord crossing ... -
Impact of model uncertainties on the fatigue reliability of offshore wind turbines
(Journal article; Peer reviewed, 2019)The impact of environmental load uncertainties on the spatial fatigue reliability of offshore wind turbine foundations is discussed and exemplified. Design procedures are utilizing overall or partial safety factors to ... -
Impact of simulation model fidelity and simulation method on ship operational performance evaluation in sea passage scenarios
(Journal article; Peer reviewed, 2019)In this paper, we present and investigate important factors that influence a vessels fuel consumption during operation and what model fidelity that is required to adequately capture these factors in fuel consumption ... -
Impacts of Low Load Operation of Modern Four-Stroke Diesel Engines in Generator Configuration
(Master thesis, 2014)Diesel engines in generator configuration are normally optimized for operations at medium to high engine loads. It is suspected that operations at low loads may increase operational problems and thus the damage frequency. ... -
Impacts of Mechanical Properties and Blade Morphology on Seaweed Hydrodynamics in Steady Flow
(Master thesis, 2017)Global environmental changes are a well known phenomenon affecting the climate around us. The challenges the world face in the coming 30 years regarding food production, climate change and adaption to new environments will ... -
Implementation and evaluation of control strategies based on an open controller for a 10 MW floating wind turbine
(Journal article; Peer reviewed, 2021)The reliability assessment concerning the drivetrain system is important for integrated dynamic analysis of large-scale floating wind turbines (FWTs). An open, modular, and adaptable baseline wind turbine controller is ... -
Implementation of Linear Potential-Flow Theory in the 6DOF Coupled Simulation of Ship Collision and Grounding Accidents
(Journal article, 2016)Ship collisions and groundings are highly nonlinear and transient, coupled dynamic processes involving large structural deformations and fluid structure interactions. It has long been difficult to include all effects in ... -
Implications from major accident causation theories to activity-related risk analysis
(Journal article, 2018)Operational Planning Decisions, which are characterized by short planning time and high frequency in the operational phase, has received little attention in risk and safety research in oil and gas industry. Activity ... -
Importance of Fluid-Structure Interaction on Dropped Lifeboats - A parametric study used to explore the importance of hydroelasticity on complex low rigidity structures using decision factors
(Master thesis, 2015)Experimental methods have previously been used in the design of lifeboats; this approach is both time-consuming and expensive. The experimental approach is suitable to find the loads and accelerations on an existing design; ... -
The importance of the engine-propeller model accuracy on the performance prediction of a marine propulsion system in the presence of waves
(Peer reviewed; Journal article, 2020)The shipping industry is the heart of international trading activities and the global economy. Maritime transport contributes to environmental pollution through the emission of greenhouse gases. New mandatory regulations ... -
Improved Classification of Underwater Hyperspectral Images using Sensor Fusion
(Master thesis, 2018)The underwater hyperspectral imager allows for acquiring high spectral resolution images under water. The hyperspectral images may be used for classification of objects under water, and applications for the imager are being ... -
Improved HPC method for nonlinear wave tank
(Journal article; Peer reviewed, 2017)The recently developed Harmonic Polynomial Cell (HPC) method has been proved to be a promising choice for solving potential-flow Boundary Value Problem (BVP). In this paper, a flux method is proposed to consistently deal ... -
Improved In-Line VIV Prediction for Combined In-Line and Cross-Flow VIV Responses
(Journal article; Peer reviewed, 2017)Slender marine structures are subjected to ocean currents, which can cause vortex-induced vibrations (VIV). Accumulated damage due to VIV can shorten the fatigue life of marine structures, so it needs to be considered in ... -
Improved reaction loads incorporated in sea fastening designs of offshore wind turbine components
(Master thesis, 2023)The offshore wind energy market is expanding and the number of offshore wind turbines being installed in the near future is rising. Offshore wind turbines are being installed further offshore and in deeper waters. Besides, ...