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Numerical Modelling of Scour Around an Offshore Jacket Structure Using REEF3D
(Lecture Notes in Civil Engineering;LNCE, volume 22, Chapter, 2019)In the present paper, a numerical investigation of the scouring around offshore jacket structure is carried out. The open-source CFD model REEF3D is used for the numerical modelling. The model solves the Reynolds-averaged ... -
Numerical modelling of the interaction between a fish net and fluid using CFD
(Chapter, 2019)A numerical model for the determination of the deformed shape of nets under consideration of hydrodynamic loads and elastic twines is presented. The hydrodynamic forces are incorporated using Morison's formula and force ... -
Numerical Modelling Of The Interaction Of Moving Fish Nets And Fluid
(Chapter, 2020)The significant difference in length scales between the flow around a moving fish net and the flow around each twine of the net prevents the resolution of the complete structure within a discrete fluid domain. In this ... -
Numerical models for thermochemical degradation of thermally thick woody biomass, and their application in domestic wood heating appliances and grate furnaces
(Journal article; Peer reviewed, 2017)This paper reviews the current state-of-the-art of numerical models used for thermochemical degradation and combustion of thermally thick woody biomass particles. The focus is on the theory of drying, devolatilization and ... -
Numerical Models in Real-Time Hybrid Model Testing of Slender Marine Systems
(Chapter, 2017)This paper presents a study of numerical models used in Real-Time Hybrid Model (ReaTHM) testing, conducted in a still water basin at SINTEF Ocean. ReaTHM testing is a method where a system is divided into physical and ... -
A Numerical Parameter Study on Current Forces on Circular Aquaculture Net Cages
(Chapter, 2013)The focus in this paper is on current forces on circular aquaculture nets, and how they vary with different parameters. The main parameters are current velocity and profile, solidity ratio of the net, sinker weights and ... -
Numerical performance investigation of a CO2 heat pump and refrigeration system for a Nordic hotel
(Chapter, 2019)This article evaluates the first adaptation of a CO2 supermarket unit as an integrated solution for hotel applications. The system consists of a single unit for heating, ventilation, air-conditioning (HVAC) and domestic ... -
Numerical Prediction of Ship-Ice Interaction: A Project Presentation
(Chapter; Peer reviewed, 2017)It is inevitable that commercial shipping and oil and gas resource exploitation activities in the Arctic will increase due to decreasing sea ice extent caused by global climate changes. Significantly more demanding and at ... -
Numerical prediction of wave patterns due to motion of 3D bodies by Kelvin-Havelock sources
(Peer reviewed; Journal article, 2016)This paper discusses the numerical evaluation of the hydrodynamic characteristics of submerged and surface piercing moving bodies. Generally, two main classes of potential methods are used for hydrodynamic characteristic ... -
Numerical simulation and analysis of phase focused breaking and non-breaking wave impact on fixed offshore platform deck
(Peer reviewed; Journal article, 2020)Extreme wave impact due to tsunamis and storm surge create large wave heights that cause destruction to coastal and offshore structures. Focused waves have been used to represent such extreme waves, and in the present ... -
Numerical simulation and comparison with experiments of a floating wind turbine using a direct forcing method
(Chapter, 2022)The open-source Computational Fluid Dynamic (CFD) code REEF3D is used to simulate the hydrodynamic loads and motion response of a floating wind turbine substructure, the INO WINDMOOR semisubmersible floating wind turbine. ... -
Numerical Simulation and Modelling Convention of Unsteady Fluidelastic Forces of Tube Arrays
(Peer reviewed; Journal article, 2021)This paper presents a numerical investigation on the unsteady fluidelastic forces of tube arrays. The key focus is on the consistency between the unsteady fluidelastic force model and the quasi-steady model for tube arrays ... -
Numerical Simulation and Validation of a High Head Model Francis Turbine at Part Load Operating Condition
(Journal article, 2017)Hydraulic turbines are operated over an extended operating range to meet the real time electricity demand. Turbines operated at part load have flow parameters not matching the designed ones. This results in unstable flow ... -
Numerical simulation of bubble growth in a supersaturated solution
(Journal article; Peer reviewed, 2020)In this paper, a Volume of Fluid (VOF) based approach to simulate the growth of a pre-existing bubble in a supersaturated solution is developed and implemented in OpenFOAMⓇ. The model incorporates the Compressive Continuous ... -
Numerical simulation of continuum scale electrochemical hydrogen bubble evolution
(Peer reviewed; Journal article, 2021)One of the important aspects in improving the efficiency of electrochemical processes, such as water electrolysis, is the efficient removal of bubbles which evolve from the electrodes. Numerical modelling based on Computational ... -
Numerical Simulation of Free-Surface Waves past Two Semi-Submerged Horizontal Circular Cylinders in Tandem
(Journal article; Peer reviewed, 2017)Two-dimensional (2D) numerical simulations are performed to investigate free surface waves past two semi-submerged horizontal circular cylinders in tandem. The 2D simulations are carried out by solving the Unsteady ... -
Numerical Simulation of Fully Nonlinear Interaction Between Regular and Irregular Waves and a 2D Floating Body
(Chapter, 2019)A fully nonlinear Navier-Stokes/VOF numerical wave tank, developed within the open-source CFD toolbox OpenFOAM, is used to investigate the response of a moored 2D floating body to nonlinear wave loads. The waveDyMFoam ... -
Numerical Simulation of Hydrodynamics Around Net Meshes Using REEF3D
(Chapter, 2020)Hydrodynamics and turbulence around net meshes have drawn more and more attention because it is closely related to forces on the structures and safety issues of offshore fish farms. In terms of numerical modeling of forces ... -
Numerical Simulation of Interactions between Water Waves and a Moored-Floating Breakwater
(Chapter, 2018)Floating breakwaters offer a cost-efficient alternative to common emerged rubble mound breakwaters in deep water coastal areas or harbors with poor seabed conditions. Often, simple box type structures with a suitable mooring ... -
Numerical Simulation of Mutual Capacitance Touch Screens for Ungrounded Objects
(Journal article; Peer reviewed, 2017)