Blar i NTNU Open på forfatter "Faltinsen, Odd Magnus"
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Dynamic domain decomposition strategy coupling lattice Boltzmann methods with Finite differences approximations of the Navier-Stokes equations to study bodies in current
Colicchio, Giuseppina; Greco, Marilena; Lugni, Claudio; Faltinsen, Odd Magnus (Chapter; Peer reviewed, 2015)A Domain-Decomposition (DD) strategy is proposed for problems involving regions with slow variations of the flow (A) and others where the fluid features undergo rapid changes (B), like in the case of steady current past ... -
Dynamics of vortex evolution in a 2D baffled tank
Wu, Chih-Hua; Faltinsen, Odd Magnus; Chen, Bang-Fuh (Journal article; Peer reviewed, 2016)A finite difference method with coordinate transformation and fictitious cell approach were used to analyze the vortex generation and shedding phenomenon for sloshing liquid in 2D tanks with baffles. The detailed description ... -
An Efficient Method for Design and Powering Prediction of Fast Slender Catamarans
Godø, John Martin Kleven; Steen, Sverre; Faltinsen, Odd Magnus (Journal article; Peer reviewed, 2023)This paper presents a parameterized and mathematically defined hull shape that can be tuned to represent modern passenger fast ferries. Additionally, a resistance calculation model for high-speed slender round-bilge ... -
Evaluation of speed loss in bulk carriers with actual data from rough sea voyages
Sasa, Kenji; Takeuchi, Kaichi; Chen, Chen; Faltinsen, Odd Magnus; Prpic-Orsic, Jasna; Valcic, Marko; Mrakovcic, T.; Herai, Naoki (Journal article; Peer reviewed, 2019)The evaluation of speed loss is the most important studies in the optimal ship routing. However, the mode of speed loss during rough sea voyages is complicated because of the involvement of the human factor. A speed loss ... -
Experimental and numerical investigation of a freefall wedge vertically entering the water surface
Wang, Jingbo; Lugni, Claudio; Faltinsen, Odd Magnus (Journal article; Peer reviewed, 2015)Experiments and numerical methods are developed to investigate the water entry of a freefall wedge with a focus on the evolution of the pressure on the impact sides (the side contacting water) and the top side (the dry ... -
Experimental and numerical study of an aquaculture net cage with floater in waves and current
Kristiansen, Trygve; Faltinsen, Odd Magnus (Journal article, 2015)The mooring loads on an aquaculture net cage in current and waves are investigated by dedicated model tests and numerical simulations. The main purpose is to investigate which physical effects are dominant for mooring ... -
Experimental investigation of a closed vertical cylinder-shaped fish cage in waves
Shen, Yugao; Firoozkoohi, Reza; Greco, Marilena; Faltinsen, Odd Magnus (Peer reviewed; Journal article, 2021)Wave-induced response of a closed floating fish cage consisting of a vertical circular cylinder with an external toroidal floater is studied theoretically and experimentally. A main purpose was to investigate how the ... -
Experimental studies of a damaged ship section in beam sea waves
Siddiqui, Mohd Atif; Greco, Marilena; Faltinsen, Odd Magnus; Lugni, Claudio (Journal article; Peer reviewed, 2020)This work presents a series of experiments performed with a prismatic hull form in a small wave flume. The model is a midship section with rectangular damage opening on the side. It is slightly smaller than the flume breadth ... -
Experimental studies of a damaged ship section in forced heave motion
Siddiqui, Mohd Atif; Greco, Marilena; Lugni, Claudio; Faltinsen, Odd Magnus (Journal article; Peer reviewed, 2019)This work documents a detailed series of experiments performed in a wave flume on a thin walled prismatic hull form. The model consists of a rectangular opening located on the side. The length of the model is slightly ... -
A floating membrane solar island study
Kristiansen, Trygve; Grøn, Petter Kristensen; Faltinsen, Odd Magnus (Chapter, 2022) -
Flytebro med nytt forankringssystem
Bollmann, Magnus Røsseland (Master thesis, 2013)Hensikten med denne oppgaven er å evaluere et nytt flytebro konsept for Sognefjor- den. Flere grunnleggende design har vist seg å være hensiktsmessige og gjennom- førbare, og konseptet med forankret kunstig sjøbunn inkludert ... -
Fully-nonlinear wave-current-body interaction analysis by a harmonic polynomial cell method
Shao, Yanlin; Faltinsen, Odd Magnus (Journal article; Peer reviewed, 2014)A new numerical 2D cell method has been proposed by the authors, based on representing the velocity potential in each cell by harmonic polynomials. The method was named the harmonic polynomial cell (HPC) method. The method ... -
Gap Resonance Analyzed by a Domain-Decomposition Method
Kristiansen, Trygve; Faltinsen, Odd Magnus (Chapter, 2011) -
Gas cavity-body interactions: Efficient numerical solution
Colicchio, Giuseppina; Greco, Marilena; Faltinsen, Odd Magnus; Brocchini, Maurizio (Journal article; Peer reviewed, 2015)The paper investigates the interactions occurring between a gas cavity, the surrounding liquid and the nearby structures. In more detail, focus is in the characterization of the various dynamical phases (e.g. “acoustic ... -
Higher harmonic wave loads on a vertical cylinder in finite water depth
Kristiansen, Trygve; Faltinsen, Odd Magnus (Journal article, 2017)The theory by Faltinsen et al. (1995) (FNV) for calculation of higher-order wave loads in deep water, on a vertical, free-surface piercing, circular, bottom-mounted, non-moving cylinder, based on potential flow of an ... -
A high‐order harmonic polynomial method for solving the Laplace equation with complex boundaries and its application to free‐surface flows. Part I: Two‐dimensional cases
Wang, Jingbo; Faltinsen, Odd Magnus; Duan, Wenyang (Peer reviewed; Journal article, 2020)A high‐order harmonic polynomial method (HPM) is developed for solving the Laplace equation with complex boundaries. The “irregular cell” is proposed for the accurate discretization of the Laplace equation, where it is ... -
Hydrodynamic study of a moored fish farming cage with fish influence
He, Zhao (Doctoral theses at NTNU;2019:22, Doctoral thesis, 2019)The thesis deals with the influences of all components of the fish farming cage on the mooring loads, focusing on the influences of the fish school. First, the net cages with and without closed bottom were studied in ... -
Hydroelastic behaviour of a structure exposed to an underwater explosion
Colicchio, Giuseppina; Greco, Marilena; Brocchini, Maurizio; Faltinsen, Odd Magnus (Journal article; Peer reviewed, 2015)The hydroelastic interaction between an underwater explosion and an elastic plate is investigated num- erically through a domain-decomposition strategy. The three-dimensional features of the problem require a large ... -
Hydroelastic response of a submerged structure to an underwater explosion
Colicchio, Giuseppina; Greco, Marilena; Faltinsen, Odd Magnus (Chapter, 2014)The use of composite structures in offshore engineering has revamped the problem of Fluid Structure Interaction (FSI) during underwater blasts because they enhance the FSI effect and increase the shock resistance of ... -
Hydroelastic response of concrete shells during impact on calm water
Abrahamsen, Bjørn Christian; Grytten, Frode; Hellan, Øyvind; Søreide, Tore H.; Faltinsen, Odd Magnus (Peer reviewed; Journal article, 2023)Many ocean structures located offshore are supported by large vertical concrete columns. High and steep storm waves – in the process of breaking – may induce large local slamming loads on these columns. The present work ...